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-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/apcupsd.nix38
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/artifactory.nix59
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/bind.nix54
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/bird.nix50
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/bitcoin.nix82
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/blackbox.nix70
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/buildkite-agent.nix64
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/collectd.nix77
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/dmarc.nix117
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/dnsmasq.nix38
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/domain.nix19
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/dovecot.nix92
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/exportarr.nix55
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/fastly.nix41
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/flow.nix50
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/fritzbox.nix38
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/graphite.nix41
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/idrac.nix69
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/imap-mailstat.nix71
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/influxdb.nix34
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/ipmi.nix42
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/jitsi.nix40
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/json.nix43
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/junos-czerwonk.nix72
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/kea.nix47
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/keylight.nix19
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/knot.nix58
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/lnd.nix46
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mail.nix190
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mikrotik.nix66
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/minio.nix64
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/modemmanager.nix37
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mongodb.nix68
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mysqld.nix60
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nextcloud.nix72
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nginx.nix68
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nginxlog.nix51
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/node.nix53
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nut.nix50
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/openldap.nix67
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/openvpn.nix39
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/pgbouncer.nix145
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/php-fpm.nix65
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/pihole.nix78
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/postfix.nix100
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/postgres.nix86
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/process.nix46
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/pve.nix112
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/py-air-control.nix53
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/redis.nix19
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/rspamd.nix97
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/rtl_433.nix83
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/sabnzbd.nix47
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/scaphandre.nix33
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/script.nix64
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/shelly.nix27
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/smartctl.nix64
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/smokeping.nix61
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/snmp.nix68
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/sql.nix108
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/statsd.nix19
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/surfboard.nix31
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/systemd.nix22
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/tor.nix44
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unbound.nix95
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unifi.nix66
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unpoller.nix37
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/v2ray.nix29
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/varnish.nix89
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/wireguard.nix71
-rw-r--r--nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/zfs.nix44
71 files changed, 4314 insertions, 0 deletions
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/apcupsd.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/apcupsd.nix
new file mode 100644
index 000000000000..a8a9f84ea8ea
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/apcupsd.nix
@@ -0,0 +1,38 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.apcupsd;
+in
+{
+  port = 9162;
+  extraOpts = {
+    apcupsdAddress = mkOption {
+      type = types.str;
+      default = ":3551";
+      description = lib.mdDoc ''
+        Address of the apcupsd Network Information Server (NIS).
+      '';
+    };
+
+    apcupsdNetwork = mkOption {
+      type = types.enum ["tcp" "tcp4" "tcp6"];
+      default = "tcp";
+      description = lib.mdDoc ''
+        Network of the apcupsd Network Information Server (NIS): one of "tcp", "tcp4", or "tcp6".
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-apcupsd-exporter}/bin/apcupsd_exporter \
+          -telemetry.addr ${cfg.listenAddress}:${toString cfg.port} \
+          -apcupsd.addr ${cfg.apcupsdAddress} \
+          -apcupsd.network ${cfg.apcupsdNetwork} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/artifactory.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/artifactory.nix
new file mode 100644
index 000000000000..bc67fe59b3b8
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/artifactory.nix
@@ -0,0 +1,59 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.artifactory;
+in
+{
+  port = 9531;
+  extraOpts = {
+    scrapeUri = mkOption {
+      type = types.str;
+      default = "http://localhost:8081/artifactory";
+      description = lib.mdDoc ''
+        URI on which to scrape JFrog Artifactory.
+      '';
+    };
+
+    artiUsername = mkOption {
+      type = types.str;
+      description = lib.mdDoc ''
+        Username for authentication against JFrog Artifactory API.
+      '';
+    };
+
+    artiPassword = mkOption {
+      type = types.str;
+      default = "";
+      description = lib.mdDoc ''
+        Password for authentication against JFrog Artifactory API.
+        One of the password or access token needs to be set.
+      '';
+    };
+
+    artiAccessToken = mkOption {
+      type = types.str;
+      default = "";
+      description = lib.mdDoc ''
+        Access token for authentication against JFrog Artifactory API.
+        One of the password or access token needs to be set.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-artifactory-exporter}/bin/artifactory_exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --artifactory.scrape-uri ${cfg.scrapeUri} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+      Environment = [
+        "ARTI_USERNAME=${cfg.artiUsername}"
+        "ARTI_PASSWORD=${cfg.artiPassword}"
+        "ARTI_ACCESS_TOKEN=${cfg.artiAccessToken}"
+      ];
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/bind.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/bind.nix
new file mode 100644
index 000000000000..bd2003f06504
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/bind.nix
@@ -0,0 +1,54 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.bind;
+in
+{
+  port = 9119;
+  extraOpts = {
+    bindURI = mkOption {
+      type = types.str;
+      default = "http://localhost:8053/";
+      description = lib.mdDoc ''
+        HTTP XML API address of an Bind server.
+      '';
+    };
+    bindTimeout = mkOption {
+      type = types.str;
+      default = "10s";
+      description = lib.mdDoc ''
+        Timeout for trying to get stats from Bind.
+      '';
+    };
+    bindVersion = mkOption {
+      type = types.enum [ "xml.v2" "xml.v3" "auto" ];
+      default = "auto";
+      description = lib.mdDoc ''
+        BIND statistics version. Can be detected automatically.
+      '';
+    };
+    bindGroups = mkOption {
+      type = types.listOf (types.enum [ "server" "view" "tasks" ]);
+      default = [ "server" "view" ];
+      description = lib.mdDoc ''
+        List of statistics to collect. Available: [server, view, tasks]
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-bind-exporter}/bin/bind_exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --bind.pid-file /var/run/named/named.pid \
+          --bind.timeout ${toString cfg.bindTimeout} \
+          --bind.stats-url ${cfg.bindURI} \
+          --bind.stats-version ${cfg.bindVersion} \
+          --bind.stats-groups ${concatStringsSep "," cfg.bindGroups} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/bird.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/bird.nix
new file mode 100644
index 000000000000..5f6c36f4c567
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/bird.nix
@@ -0,0 +1,50 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.bird;
+in
+{
+  port = 9324;
+  extraOpts = {
+    birdVersion = mkOption {
+      type = types.enum [ 1 2 ];
+      default = 2;
+      description = lib.mdDoc ''
+        Specifies whether BIRD1 or BIRD2 is in use.
+      '';
+    };
+    birdSocket = mkOption {
+      type = types.path;
+      default = "/run/bird/bird.ctl";
+      description = lib.mdDoc ''
+        Path to BIRD2 (or BIRD1 v4) socket.
+      '';
+    };
+    newMetricFormat = mkOption {
+      type = types.bool;
+      default = true;
+      description = lib.mdDoc ''
+        Enable the new more-generic metric format.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      SupplementaryGroups = singleton (if cfg.birdVersion == 1 then "bird" else "bird2");
+      ExecStart = ''
+        ${pkgs.prometheus-bird-exporter}/bin/bird_exporter \
+          -web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          -bird.socket ${cfg.birdSocket} \
+          -bird.v2=${if cfg.birdVersion == 2 then "true" else "false"} \
+          -format.new=${if cfg.newMetricFormat then "true" else "false"} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+      RestrictAddressFamilies = [
+        # Need AF_UNIX to collect data
+        "AF_UNIX"
+      ];
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/bitcoin.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/bitcoin.nix
new file mode 100644
index 000000000000..330d54126448
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/bitcoin.nix
@@ -0,0 +1,82 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.bitcoin;
+in
+{
+  port = 9332;
+  extraOpts = {
+    rpcUser = mkOption {
+      type = types.str;
+      default = "bitcoinrpc";
+      description = lib.mdDoc ''
+        RPC user name.
+      '';
+    };
+
+    rpcPasswordFile = mkOption {
+      type = types.path;
+      description = lib.mdDoc ''
+        File containing RPC password.
+      '';
+    };
+
+    rpcScheme = mkOption {
+      type = types.enum [ "http" "https" ];
+      default = "http";
+      description = lib.mdDoc ''
+        Whether to connect to bitcoind over http or https.
+      '';
+    };
+
+    rpcHost = mkOption {
+      type = types.str;
+      default = "localhost";
+      description = lib.mdDoc ''
+        RPC host.
+      '';
+    };
+
+    rpcPort = mkOption {
+      type = types.port;
+      default = 8332;
+      description = lib.mdDoc ''
+        RPC port number.
+      '';
+    };
+
+    refreshSeconds = mkOption {
+      type = types.ints.unsigned;
+      default = 300;
+      description = lib.mdDoc ''
+        How often to ask bitcoind for metrics.
+      '';
+    };
+
+    extraEnv = mkOption {
+      type = types.attrsOf types.str;
+      default = {};
+      description = lib.mdDoc ''
+        Extra environment variables for the exporter.
+      '';
+    };
+  };
+  serviceOpts = {
+    script = ''
+      export BITCOIN_RPC_PASSWORD=$(cat ${cfg.rpcPasswordFile})
+      exec ${pkgs.prometheus-bitcoin-exporter}/bin/bitcoind-monitor.py
+    '';
+
+    environment = {
+      BITCOIN_RPC_USER = cfg.rpcUser;
+      BITCOIN_RPC_SCHEME = cfg.rpcScheme;
+      BITCOIN_RPC_HOST = cfg.rpcHost;
+      BITCOIN_RPC_PORT = toString cfg.rpcPort;
+      METRICS_ADDR = cfg.listenAddress;
+      METRICS_PORT = toString cfg.port;
+      REFRESH_SECONDS = toString cfg.refreshSeconds;
+    } // cfg.extraEnv;
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/blackbox.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/blackbox.nix
new file mode 100644
index 000000000000..ce2c391de523
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/blackbox.nix
@@ -0,0 +1,70 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  logPrefix = "services.prometheus.exporter.blackbox";
+  cfg = config.services.prometheus.exporters.blackbox;
+
+  # This ensures that we can deal with string paths, path types and
+  # store-path strings with context.
+  coerceConfigFile = file:
+    if (builtins.isPath file) || (lib.isStorePath file) then
+      file
+    else
+      (lib.warn ''
+        ${logPrefix}: configuration file "${file}" is being copied to the nix-store.
+        If you would like to avoid that, please set enableConfigCheck to false.
+      '' /. + file);
+  checkConfigLocation = file:
+    if lib.hasPrefix "/tmp/" file then
+      throw
+      "${logPrefix}: configuration file must not reside within /tmp - it won't be visible to the systemd service."
+    else
+      file;
+  checkConfig = file:
+    pkgs.runCommand "checked-blackbox-exporter.conf" {
+      preferLocalBuild = true;
+      nativeBuildInputs = [ pkgs.buildPackages.prometheus-blackbox-exporter ];
+    } ''
+      ln -s ${coerceConfigFile file} $out
+      blackbox_exporter --config.check --config.file $out
+    '';
+in {
+  port = 9115;
+  extraOpts = {
+    configFile = mkOption {
+      type = types.path;
+      description = lib.mdDoc ''
+        Path to configuration file.
+      '';
+    };
+    enableConfigCheck = mkOption {
+      type = types.bool;
+      default = true;
+      description = lib.mdDoc ''
+        Whether to run a correctness check for the configuration file. This depends
+        on the configuration file residing in the nix-store. Paths passed as string will
+        be copied to the store.
+      '';
+    };
+  };
+
+  serviceOpts = let
+    adjustedConfigFile = if cfg.enableConfigCheck then
+      checkConfig cfg.configFile
+    else
+      checkConfigLocation cfg.configFile;
+  in {
+    serviceConfig = {
+      AmbientCapabilities = [ "CAP_NET_RAW" ]; # for ping probes
+      ExecStart = ''
+        ${pkgs.prometheus-blackbox-exporter}/bin/blackbox_exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --config.file ${escapeShellArg adjustedConfigFile} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+      ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/buildkite-agent.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/buildkite-agent.nix
new file mode 100644
index 000000000000..0515b72b13f9
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/buildkite-agent.nix
@@ -0,0 +1,64 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.buildkite-agent;
+in
+{
+  port = 9876;
+  extraOpts = {
+    tokenPath = mkOption {
+      type = types.nullOr types.path;
+      apply = final: if final == null then null else toString final;
+      description = lib.mdDoc ''
+        The token from your Buildkite "Agents" page.
+
+        A run-time path to the token file, which is supposed to be provisioned
+        outside of Nix store.
+      '';
+    };
+    interval = mkOption {
+      type = types.str;
+      default = "30s";
+      example = "1min";
+      description = lib.mdDoc ''
+        How often to update metrics.
+      '';
+    };
+    endpoint = mkOption {
+      type = types.str;
+      default = "https://agent.buildkite.com/v3";
+      description = lib.mdDoc ''
+        The Buildkite Agent API endpoint.
+      '';
+    };
+    queues = mkOption {
+      type = with types; nullOr (listOf str);
+      default = null;
+      example = literalExpression ''[ "my-queue1" "my-queue2" ]'';
+      description = lib.mdDoc ''
+        Which specific queues to process.
+      '';
+    };
+  };
+  serviceOpts = {
+    script =
+      let
+        queues = concatStringsSep " " (map (q: "-queue ${q}") cfg.queues);
+      in
+      ''
+        export BUILDKITE_AGENT_TOKEN="$(cat ${toString cfg.tokenPath})"
+        exec ${pkgs.buildkite-agent-metrics}/bin/buildkite-agent-metrics \
+          -backend prometheus \
+          -interval ${cfg.interval} \
+          -endpoint ${cfg.endpoint} \
+          ${optionalString (cfg.queues != null) queues} \
+          -prometheus-addr "${cfg.listenAddress}:${toString cfg.port}" ${concatStringsSep " " cfg.extraFlags}
+      '';
+    serviceConfig = {
+      DynamicUser = false;
+      RuntimeDirectory = "buildkite-agent-metrics";
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/collectd.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/collectd.nix
new file mode 100644
index 000000000000..f67596f05a3a
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/collectd.nix
@@ -0,0 +1,77 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.collectd;
+in
+{
+  port = 9103;
+  extraOpts = {
+    collectdBinary = {
+      enable = mkEnableOption (lib.mdDoc "collectd binary protocol receiver");
+
+      authFile = mkOption {
+        default = null;
+        type = types.nullOr types.path;
+        description = lib.mdDoc "File mapping user names to pre-shared keys (passwords).";
+      };
+
+      port = mkOption {
+        type = types.port;
+        default = 25826;
+        description = lib.mdDoc "Network address on which to accept collectd binary network packets.";
+      };
+
+      listenAddress = mkOption {
+        type = types.str;
+        default = "0.0.0.0";
+        description = lib.mdDoc ''
+          Address to listen on for binary network packets.
+          '';
+      };
+
+      securityLevel = mkOption {
+        type = types.enum ["None" "Sign" "Encrypt"];
+        default = "None";
+        description = lib.mdDoc ''
+          Minimum required security level for accepted packets.
+        '';
+      };
+    };
+
+    logFormat = mkOption {
+      type = types.enum [ "logfmt" "json" ];
+      default = "logfmt";
+      example = "json";
+      description = lib.mdDoc ''
+        Set the log format.
+      '';
+    };
+
+    logLevel = mkOption {
+      type = types.enum ["debug" "info" "warn" "error" "fatal"];
+      default = "info";
+      description = lib.mdDoc ''
+        Only log messages with the given severity or above.
+      '';
+    };
+  };
+  serviceOpts = let
+    collectSettingsArgs = optionalString (cfg.collectdBinary.enable) ''
+      --collectd.listen-address ${cfg.collectdBinary.listenAddress}:${toString cfg.collectdBinary.port} \
+      --collectd.security-level ${cfg.collectdBinary.securityLevel} \
+    '';
+  in {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-collectd-exporter}/bin/collectd_exporter \
+          --log.format ${escapeShellArg cfg.logFormat} \
+          --log.level ${cfg.logLevel} \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          ${collectSettingsArgs} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/dmarc.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/dmarc.nix
new file mode 100644
index 000000000000..437cece588a7
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/dmarc.nix
@@ -0,0 +1,117 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.dmarc;
+
+  json = builtins.toJSON {
+    inherit (cfg) folders port;
+    listen_addr = cfg.listenAddress;
+    storage_path = "$STATE_DIRECTORY";
+    imap = (builtins.removeAttrs cfg.imap [ "passwordFile" ]) // { password = "$IMAP_PASSWORD"; use_ssl = true; };
+    poll_interval_seconds = cfg.pollIntervalSeconds;
+    deduplication_max_seconds = cfg.deduplicationMaxSeconds;
+    logging = {
+      version = 1;
+      disable_existing_loggers = false;
+    };
+  };
+in {
+  port = 9797;
+  extraOpts = {
+    imap = {
+      host = mkOption {
+        type = types.str;
+        default = "localhost";
+        description = lib.mdDoc ''
+          Hostname of IMAP server to connect to.
+        '';
+      };
+      port = mkOption {
+        type = types.port;
+        default = 993;
+        description = lib.mdDoc ''
+          Port of the IMAP server to connect to.
+        '';
+      };
+      username = mkOption {
+        type = types.str;
+        example = "postmaster@example.org";
+        description = lib.mdDoc ''
+          Login username for the IMAP connection.
+        '';
+      };
+      passwordFile = mkOption {
+        type = types.str;
+        example = "/run/secrets/dovecot_pw";
+        description = lib.mdDoc ''
+          File containing the login password for the IMAP connection.
+        '';
+      };
+    };
+    folders = {
+      inbox = mkOption {
+        type = types.str;
+        default = "INBOX";
+        description = lib.mdDoc ''
+          IMAP mailbox that is checked for incoming DMARC aggregate reports
+        '';
+      };
+      done = mkOption {
+        type = types.str;
+        default = "Archive";
+        description = lib.mdDoc ''
+          IMAP mailbox that successfully processed reports are moved to.
+        '';
+      };
+      error = mkOption {
+        type = types.str;
+        default = "Invalid";
+        description = lib.mdDoc ''
+          IMAP mailbox that emails are moved to that could not be processed.
+        '';
+      };
+    };
+    pollIntervalSeconds = mkOption {
+      type = types.ints.unsigned;
+      default = 60;
+      description = lib.mdDoc ''
+        How often to poll the IMAP server in seconds.
+      '';
+    };
+    deduplicationMaxSeconds = mkOption {
+      type = types.ints.unsigned;
+      default = 604800;
+      defaultText = "7 days (in seconds)";
+      description = lib.mdDoc ''
+        How long individual report IDs will be remembered to avoid
+        counting double delivered reports twice.
+      '';
+    };
+    debug = mkOption {
+      type = types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        Whether to declare enable `--debug`.
+      '';
+    };
+  };
+  serviceOpts = {
+    path = with pkgs; [ envsubst coreutils ];
+    serviceConfig = {
+      StateDirectory = "prometheus-dmarc-exporter";
+      WorkingDirectory = "/var/lib/prometheus-dmarc-exporter";
+      ExecStart = "${pkgs.writeShellScript "setup-cfg" ''
+        export IMAP_PASSWORD="$(<${cfg.imap.passwordFile})"
+        envsubst \
+          -i ${pkgs.writeText "dmarc-exporter.json.template" json} \
+          -o ''${STATE_DIRECTORY}/dmarc-exporter.json
+
+        exec ${pkgs.dmarc-metrics-exporter}/bin/dmarc-metrics-exporter \
+          --configuration /var/lib/prometheus-dmarc-exporter/dmarc-exporter.json \
+          ${optionalString cfg.debug "--debug"}
+      ''}";
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/dnsmasq.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/dnsmasq.nix
new file mode 100644
index 000000000000..ece42a34cb06
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/dnsmasq.nix
@@ -0,0 +1,38 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.dnsmasq;
+in
+{
+  port = 9153;
+  extraOpts = {
+    dnsmasqListenAddress = mkOption {
+      type = types.str;
+      default = "localhost:53";
+      description = lib.mdDoc ''
+        Address on which dnsmasq listens.
+      '';
+    };
+    leasesPath = mkOption {
+      type = types.path;
+      default = "/var/lib/misc/dnsmasq.leases";
+      example = "/var/lib/dnsmasq/dnsmasq.leases";
+      description = lib.mdDoc ''
+        Path to the `dnsmasq.leases` file.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-dnsmasq-exporter}/bin/dnsmasq_exporter \
+          --listen ${cfg.listenAddress}:${toString cfg.port} \
+          --dnsmasq ${cfg.dnsmasqListenAddress} \
+          --leases_path ${escapeShellArg cfg.leasesPath} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/domain.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/domain.nix
new file mode 100644
index 000000000000..61e2fc80afde
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/domain.nix
@@ -0,0 +1,19 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.domain;
+in
+{
+  port = 9222;
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-domain-exporter}/bin/domain_exporter \
+          --bind ${cfg.listenAddress}:${toString cfg.port} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/dovecot.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/dovecot.nix
new file mode 100644
index 000000000000..6fb438353a4c
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/dovecot.nix
@@ -0,0 +1,92 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.dovecot;
+in
+{
+  port = 9166;
+  extraOpts = {
+    telemetryPath = mkOption {
+      type = types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+    socketPath = mkOption {
+      type = types.path;
+      default = "/var/run/dovecot/stats";
+      example = "/var/run/dovecot2/old-stats";
+      description = lib.mdDoc ''
+        Path under which the stats socket is placed.
+        The user/group under which the exporter runs,
+        should be able to access the socket in order
+        to scrape the metrics successfully.
+
+        Please keep in mind that the stats module has changed in
+        [Dovecot 2.3+](https://wiki2.dovecot.org/Upgrading/2.3) which
+        is not [compatible with this exporter](https://github.com/kumina/dovecot_exporter/issues/8).
+
+        The following extra config has to be passed to Dovecot to ensure that recent versions
+        work with this exporter:
+        ```
+        {
+          services.prometheus.exporters.dovecot.enable = true;
+          services.prometheus.exporters.dovecot.socketPath = "/var/run/dovecot2/old-stats";
+          services.dovecot2.mailPlugins.globally.enable = [ "old_stats" ];
+          services.dovecot2.extraConfig = '''
+            service old-stats {
+              unix_listener old-stats {
+                user = dovecot-exporter
+                group = dovecot-exporter
+                mode = 0660
+              }
+              fifo_listener old-stats-mail {
+                mode = 0660
+                user = dovecot
+                group = dovecot
+              }
+              fifo_listener old-stats-user {
+                mode = 0660
+                user = dovecot
+                group = dovecot
+              }
+            }
+            plugin {
+              old_stats_refresh = 30 secs
+              old_stats_track_cmds = yes
+            }
+          ''';
+        }
+        ```
+      '';
+    };
+    scopes = mkOption {
+      type = types.listOf types.str;
+      default = [ "user" ];
+      example = [ "user" "global" ];
+      description = lib.mdDoc ''
+        Stats scopes to query.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      DynamicUser = false;
+      ExecStart = ''
+        ${pkgs.prometheus-dovecot-exporter}/bin/dovecot_exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --web.telemetry-path ${cfg.telemetryPath} \
+          --dovecot.socket-path ${escapeShellArg cfg.socketPath} \
+          --dovecot.scopes ${concatStringsSep "," cfg.scopes} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+      RestrictAddressFamilies = [
+        # Need AF_UNIX to collect data
+        "AF_UNIX"
+      ];
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/exportarr.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/exportarr.nix
new file mode 100644
index 000000000000..8511abbee1bd
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/exportarr.nix
@@ -0,0 +1,55 @@
+{ config, lib, pkgs, options, type }:
+
+let
+  cfg = config.services.prometheus.exporters."exportarr-${type}";
+  exportarrEnvironment = (
+    lib.mapAttrs (_: toString) cfg.environment
+  ) // {
+    PORT = toString cfg.port;
+    URL = cfg.url;
+    API_KEY_FILE = lib.mkIf (cfg.apiKeyFile != null) "%d/api-key";
+  };
+in
+{
+  port = 9708;
+  extraOpts = {
+    url = lib.mkOption {
+      type = lib.types.str;
+      default = "http://127.0.0.1";
+      description = lib.mdDoc ''
+        The full URL to Sonarr, Radarr, or Lidarr.
+      '';
+    };
+
+    apiKeyFile = lib.mkOption {
+      type = lib.types.nullOr lib.types.path;
+      default = null;
+      description = lib.mdDoc ''
+        File containing the api-key.
+      '';
+    };
+
+    package = lib.mkPackageOption pkgs "exportarr" { };
+
+    environment = lib.mkOption {
+      type = lib.types.attrsOf lib.types.str;
+      default = { };
+      description = lib.mdDoc ''
+        See [the configuration guide](https://github.com/onedr0p/exportarr#configuration) for available options.
+      '';
+      example = {
+        PROWLARR__BACKFILL = true;
+      };
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      LoadCredential = lib.optionalString (cfg.apiKeyFile != null) "api-key:${cfg.apiKeyFile}";
+      ExecStart = ''${cfg.package}/bin/exportarr ${type} "$@"'';
+      ProcSubset = "pid";
+      ProtectProc = "invisible";
+      SystemCallFilter = ["@system-service" "~@privileged"];
+    };
+    environment = exportarrEnvironment;
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/fastly.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/fastly.nix
new file mode 100644
index 000000000000..36409caccf2e
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/fastly.nix
@@ -0,0 +1,41 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let cfg = config.services.prometheus.exporters.fastly;
+in
+{
+  port = 9118;
+  extraOpts = {
+    debug = mkEnableOption (lib.mdDoc "Debug logging mode for fastly-exporter");
+
+    configFile = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      description = lib.mdDoc ''
+        Path to a fastly-exporter configuration file.
+        Example one can be generated with `fastly-exporter --config-file-example`.
+      '';
+      example = "./fastly-exporter-config.txt";
+    };
+
+    tokenPath = mkOption {
+      type = types.nullOr types.path;
+      apply = final: if final == null then null else toString final;
+      description = lib.mdDoc ''
+        A run-time path to the token file, which is supposed to be provisioned
+        outside of Nix store.
+      '';
+    };
+  };
+  serviceOpts = {
+    script = ''
+      ${optionalString (cfg.tokenPath != null)
+      "export FASTLY_API_TOKEN=$(cat ${toString cfg.tokenPath})"}
+      ${pkgs.prometheus-fastly-exporter}/bin/fastly-exporter \
+        -listen http://${cfg.listenAddress}:${toString cfg.port}
+        ${optionalString cfg.debug "-debug true"} \
+        ${optionalString (cfg.configFile != null) "-config-file ${cfg.configFile}"}
+    '';
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/flow.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/flow.nix
new file mode 100644
index 000000000000..81099aaf1704
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/flow.nix
@@ -0,0 +1,50 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.flow;
+in {
+  port = 9590;
+  extraOpts = {
+    brokers = mkOption {
+      type = types.listOf types.str;
+      example = literalExpression ''[ "kafka.example.org:19092" ]'';
+      description = lib.mdDoc "List of Kafka brokers to connect to.";
+    };
+
+    asn = mkOption {
+      type = types.ints.positive;
+      example = 65542;
+      description = lib.mdDoc "The ASN being monitored.";
+    };
+
+    partitions = mkOption {
+      type = types.listOf types.int;
+      default = [];
+      description = lib.mdDoc ''
+        The number of the partitions to consume, none means all.
+      '';
+    };
+
+    topic = mkOption {
+      type = types.str;
+      example = "pmacct.acct";
+      description = lib.mdDoc "The Kafka topic to consume from.";
+    };
+  };
+
+  serviceOpts = {
+    serviceConfig = {
+      DynamicUser = true;
+      ExecStart = ''
+        ${pkgs.prometheus-flow-exporter}/bin/flow-exporter \
+          -asn ${toString cfg.asn} \
+          -topic ${cfg.topic} \
+          -brokers ${concatStringsSep "," cfg.brokers} \
+          ${optionalString (cfg.partitions != []) "-partitions ${concatStringsSep "," cfg.partitions}"} \
+          -addr ${cfg.listenAddress}:${toString cfg.port} ${concatStringsSep " " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/fritzbox.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/fritzbox.nix
new file mode 100644
index 000000000000..dc53d21406ff
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/fritzbox.nix
@@ -0,0 +1,38 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.fritzbox;
+in
+{
+  port = 9133;
+  extraOpts = {
+    gatewayAddress = mkOption {
+      type = types.str;
+      default = "fritz.box";
+      description = lib.mdDoc ''
+        The hostname or IP of the FRITZ!Box.
+      '';
+    };
+
+    gatewayPort = mkOption {
+      type = types.int;
+      default = 49000;
+      description = lib.mdDoc ''
+        The port of the FRITZ!Box UPnP service.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-fritzbox-exporter}/bin/exporter \
+          -listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          -gateway-address ${cfg.gatewayAddress} \
+          -gateway-port ${toString cfg.gatewayPort} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/graphite.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/graphite.nix
new file mode 100644
index 000000000000..34a887104212
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/graphite.nix
@@ -0,0 +1,41 @@
+{ config, lib, pkgs, options }:
+
+let
+  cfg = config.services.prometheus.exporters.graphite;
+  format = pkgs.formats.yaml { };
+in
+{
+  port = 9108;
+  extraOpts = {
+    graphitePort = lib.mkOption {
+      type = lib.types.port;
+      default = 9109;
+      description = lib.mdDoc ''
+        Port to use for the graphite server.
+      '';
+    };
+    mappingSettings = lib.mkOption {
+      type = lib.types.submodule {
+        freeformType = format.type;
+        options = { };
+      };
+      default = { };
+      description = lib.mdDoc ''
+        Mapping configuration for the exporter, see
+        <https://github.com/prometheus/graphite_exporter#yaml-config> for
+        available options.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-graphite-exporter}/bin/graphite_exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --graphite.listen-address ${cfg.listenAddress}:${toString cfg.graphitePort} \
+          --graphite.mapping-config ${format.generate "mapping.yml" cfg.mappingSettings} \
+          ${lib.concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/idrac.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/idrac.nix
new file mode 100644
index 000000000000..f5604bc00ee0
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/idrac.nix
@@ -0,0 +1,69 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+let
+  cfg = config.services.prometheus.exporters.idrac;
+
+  configFile = if cfg.configurationPath != null
+               then cfg.configurationPath
+               else pkgs.writeText "idrac.yml" (builtins.toJSON cfg.configuration);
+in
+{
+  port = 9348;
+  extraOpts = {
+    configurationPath = mkOption {
+      type = with types; nullOr path;
+      default = null;
+      example = "/etc/prometheus-idrac-exporter/idrac.yml";
+      description = lib.mdDoc ''
+        Path to the service's config file. This path can either be a computed path in /nix/store or a path in the local filesystem.
+
+        The config file should NOT be stored in /nix/store as it will contain passwords and/or keys in plain text.
+
+        Mutually exclusive with `configuration` option.
+
+        Configuration reference: https://github.com/mrlhansen/idrac_exporter/#configuration
+      '';
+    };
+    configuration = mkOption {
+      type = types.nullOr types.attrs;
+      description = lib.mdDoc ''
+        Configuration for iDRAC exporter, as a nix attribute set.
+
+        Configuration reference: https://github.com/mrlhansen/idrac_exporter/#configuration
+
+        Mutually exclusive with `configurationPath` option.
+      '';
+      default = null;
+      example = {
+        timeout = 10;
+        retries = 1;
+        hosts = {
+          default = {
+            username = "username";
+            password = "password";
+          };
+        };
+        metrics = {
+          system = true;
+          sensors = true;
+          power = true;
+          sel = true;
+          storage = true;
+          memory = true;
+        };
+      };
+    };
+  };
+
+  serviceOpts = {
+    serviceConfig = {
+      LoadCredential = "configFile:${configFile}";
+      ExecStart = "${pkgs.prometheus-idrac-exporter}/bin/idrac_exporter -config %d/configFile";
+      Environment = [
+        "IDRAC_EXPORTER_LISTEN_ADDRESS=${cfg.listenAddress}"
+        "IDRAC_EXPORTER_LISTEN_PORT=${toString cfg.port}"
+      ];
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/imap-mailstat.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/imap-mailstat.nix
new file mode 100644
index 000000000000..c5024a258e71
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/imap-mailstat.nix
@@ -0,0 +1,71 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.imap-mailstat;
+  valueToString = value:
+    if (builtins.typeOf value == "string") then "\"${value}\""
+    else (
+      if (builtins.typeOf value == "int") then "${toString value}"
+      else (
+        if (builtins.typeOf value == "bool") then (if value then "true" else "false")
+        else "XXX ${toString value}"
+      )
+    );
+  createConfigFile = accounts:
+    # unfortunately on toTOML yet
+    # https://github.com/NixOS/nix/issues/3929
+    pkgs.writeText "imap-mailstat-exporter.conf" ''
+      ${concatStrings (attrValues (mapAttrs (name: config: "[[Accounts]]\nname = \"${name}\"\n${concatStrings (attrValues (mapAttrs (k: v: "${k} = ${valueToString v}\n") config))}") accounts))}
+    '';
+  mkOpt = type: description: mkOption {
+    type = types.nullOr type;
+    default = null;
+    description = lib.mdDoc description;
+  };
+  accountOptions.options = {
+    mailaddress = mkOpt types.str "Your email address (at the moment used as login name)";
+    username = mkOpt types.str "If empty string mailaddress value is used";
+    password = mkOpt types.str "";
+    serveraddress = mkOpt types.str "mailserver name or address";
+    serverport = mkOpt types.int "imap port number (at the moment only tls connection is supported)";
+    starttls = mkOpt types.bool "set to true for using STARTTLS to start a TLS connection";
+  };
+in
+{
+  port = 8081;
+  extraOpts = {
+    oldestUnseenDate = mkOption {
+      type = types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        Enable metric with timestamp of oldest unseen mail
+      '';
+    };
+    accounts = mkOption {
+      type = types.attrsOf (types.submodule accountOptions);
+      default = {};
+      description = lib.mdDoc ''
+        Accounts to monitor
+      '';
+    };
+    configurationFile = mkOption {
+      type = types.path;
+      example = "/path/to/config-file";
+      description = lib.mdDoc ''
+        File containing the configuration
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-imap-mailstat-exporter}/bin/imap-mailstat-exporter \
+          -config ${createConfigFile cfg.accounts} \
+          ${optionalString cfg.oldestUnseenDate "-oldestunseendate"} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/influxdb.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/influxdb.nix
new file mode 100644
index 000000000000..61c0c08d2250
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/influxdb.nix
@@ -0,0 +1,34 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.influxdb;
+in
+{
+  port = 9122;
+  extraOpts = {
+    sampleExpiry = mkOption {
+      type = types.str;
+      default = "5m";
+      example = "10m";
+      description = lib.mdDoc "How long a sample is valid for";
+    };
+    udpBindAddress = mkOption {
+      type = types.str;
+      default = ":9122";
+      example = "192.0.2.1:9122";
+      description = lib.mdDoc "Address on which to listen for udp packets";
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      RuntimeDirectory = "prometheus-influxdb-exporter";
+      ExecStart = ''
+        ${pkgs.prometheus-influxdb-exporter}/bin/influxdb_exporter \
+        --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+        --influxdb.sample-expiry ${cfg.sampleExpiry} ${concatStringsSep " " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/ipmi.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/ipmi.nix
new file mode 100644
index 000000000000..9adbe31d84d6
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/ipmi.nix
@@ -0,0 +1,42 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  logPrefix = "services.prometheus.exporter.ipmi";
+  cfg = config.services.prometheus.exporters.ipmi;
+in {
+  port = 9290;
+
+  extraOpts = {
+    configFile = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      description = lib.mdDoc ''
+        Path to configuration file.
+      '';
+    };
+
+    webConfigFile = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      description = lib.mdDoc ''
+        Path to configuration file that can enable TLS or authentication.
+      '';
+    };
+  };
+
+  serviceOpts.serviceConfig = {
+    ExecStart = with cfg; concatStringsSep " " ([
+      "${pkgs.prometheus-ipmi-exporter}/bin/ipmi_exporter"
+      "--web.listen-address ${listenAddress}:${toString port}"
+    ] ++ optionals (cfg.webConfigFile != null) [
+      "--web.config.file ${escapeShellArg cfg.webConfigFile}"
+    ] ++ optionals (cfg.configFile != null) [
+      "--config.file ${escapeShellArg cfg.configFile}"
+    ] ++ extraFlags);
+
+    ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
+    RestrictAddressFamilies = [ "AF_INET" "AF_INET6" "AF_UNIX" ];
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/jitsi.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/jitsi.nix
new file mode 100644
index 000000000000..024602718602
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/jitsi.nix
@@ -0,0 +1,40 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.jitsi;
+in
+{
+  port = 9700;
+  extraOpts = {
+    url = mkOption {
+      type = types.str;
+      default = "http://localhost:8080/colibri/stats";
+      description = lib.mdDoc ''
+        Jitsi Videobridge metrics URL to monitor.
+        This is usually /colibri/stats on port 8080 of the jitsi videobridge host.
+      '';
+    };
+    interval = mkOption {
+      type = types.str;
+      default = "30s";
+      example = "1min";
+      description = lib.mdDoc ''
+        How often to scrape new data
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-jitsi-exporter}/bin/jitsiexporter \
+          -url ${escapeShellArg cfg.url} \
+          -host ${cfg.listenAddress} \
+          -port ${toString cfg.port} \
+          -interval ${toString cfg.interval} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/json.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/json.nix
new file mode 100644
index 000000000000..473f3a7e47e3
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/json.nix
@@ -0,0 +1,43 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.json;
+in
+{
+  port = 7979;
+  extraOpts = {
+    configFile = mkOption {
+      type = types.path;
+      description = lib.mdDoc ''
+        Path to configuration file.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-json-exporter}/bin/json_exporter \
+          --config.file ${escapeShellArg cfg.configFile} \
+          --web.listen-address="${cfg.listenAddress}:${toString cfg.port}" \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+  imports = [
+    (mkRemovedOptionModule [ "url" ] ''
+      This option was removed. The URL of the endpoint serving JSON
+      must now be provided to the exporter by prometheus via the url
+      parameter `target'.
+
+      In prometheus a scrape URL would look like this:
+
+        http://some.json-exporter.host:7979/probe?target=https://example.com/some/json/endpoint
+
+      For more information, take a look at the official documentation
+      (https://github.com/prometheus-community/json_exporter) of the json_exporter.
+    '')
+     ({ options.warnings = options.warnings; options.assertions = options.assertions; })
+  ];
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/junos-czerwonk.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/junos-czerwonk.nix
new file mode 100644
index 000000000000..15e0c9ecb177
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/junos-czerwonk.nix
@@ -0,0 +1,72 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.junos-czerwonk;
+
+  configFile = if cfg.configuration != null then configurationFile else (escapeShellArg cfg.configurationFile);
+
+  configurationFile = pkgs.writeText "prometheus-junos-czerwonk-exporter.conf" (builtins.toJSON (cfg.configuration));
+in
+{
+  port = 9326;
+  extraOpts = {
+    environmentFile = mkOption {
+      type = types.nullOr types.str;
+      default = null;
+      description = lib.mdDoc ''
+        File containing env-vars to be substituted into the exporter's config.
+      '';
+    };
+    configurationFile = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      description = lib.mdDoc ''
+        Specify the JunOS exporter configuration file to use.
+      '';
+    };
+    configuration = mkOption {
+      type = types.nullOr types.attrs;
+      default = null;
+      description = lib.mdDoc ''
+        JunOS exporter configuration as nix attribute set. Mutually exclusive with the `configurationFile` option.
+      '';
+      example = {
+        devices = [
+          {
+            host = "router1";
+            key_file = "/path/to/key";
+          }
+        ];
+      };
+    };
+    telemetryPath = mkOption {
+      type = types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      DynamicUser = false;
+      EnvironmentFile = mkIf (cfg.environmentFile != null) [ cfg.environmentFile ];
+      RuntimeDirectory = "prometheus-junos-czerwonk-exporter";
+      ExecStartPre = [
+        "${pkgs.writeShellScript "subst-secrets-junos-czerwonk-exporter" ''
+          umask 0077
+          ${pkgs.envsubst}/bin/envsubst -i ${configFile} -o ''${RUNTIME_DIRECTORY}/junos-exporter.json
+        ''}"
+      ];
+      ExecStart = ''
+        ${pkgs.prometheus-junos-czerwonk-exporter}/bin/junos_exporter \
+          -web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          -web.telemetry-path ${cfg.telemetryPath} \
+          -config.file ''${RUNTIME_DIRECTORY}/junos-exporter.json \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/kea.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/kea.nix
new file mode 100644
index 000000000000..8b1cd47d0a40
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/kea.nix
@@ -0,0 +1,47 @@
+{ config
+, lib
+, pkgs
+, options
+}:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.kea;
+in {
+  port = 9547;
+  extraOpts = {
+    controlSocketPaths = mkOption {
+      type = types.listOf types.str;
+      example = literalExpression ''
+        [
+          "/run/kea-dhcp4/kea-dhcp4.socket"
+          "/run/kea-dhcp6/kea-dhcp6.socket"
+        ]
+      '';
+      description = lib.mdDoc ''
+        Paths to kea control sockets
+      '';
+    };
+  };
+  serviceOpts = {
+    after = [
+      "kea-dhcp4-server.service"
+      "kea-dhcp6-server.service"
+    ];
+    serviceConfig = {
+      User = "kea";
+      ExecStart = ''
+        ${pkgs.prometheus-kea-exporter}/bin/kea-exporter \
+          --address ${cfg.listenAddress} \
+          --port ${toString cfg.port} \
+          ${concatStringsSep " " cfg.controlSocketPaths}
+      '';
+      SupplementaryGroups = [ "kea" ];
+      RestrictAddressFamilies = [
+        # Need AF_UNIX to collect data
+        "AF_UNIX"
+      ];
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/keylight.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/keylight.nix
new file mode 100644
index 000000000000..dfa56343b871
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/keylight.nix
@@ -0,0 +1,19 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.keylight;
+in
+{
+  port = 9288;
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-keylight-exporter}/bin/keylight_exporter \
+          -metrics.addr ${cfg.listenAddress}:${toString cfg.port} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/knot.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/knot.nix
new file mode 100644
index 000000000000..775848750803
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/knot.nix
@@ -0,0 +1,58 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.knot;
+in {
+  port = 9433;
+  extraOpts = {
+    knotLibraryPath = mkOption {
+      type = types.nullOr types.str;
+      default = null;
+      example = literalExpression ''"''${pkgs.knot-dns.out}/lib/libknot.so"'';
+      description = lib.mdDoc ''
+        Path to the library of `knot-dns`.
+      '';
+    };
+
+    knotSocketPath = mkOption {
+      type = types.str;
+      default = "/run/knot/knot.sock";
+      description = lib.mdDoc ''
+        Socket path of {manpage}`knotd(8)`.
+      '';
+    };
+
+    knotSocketTimeout = mkOption {
+      type = types.ints.positive;
+      default = 2000;
+      description = lib.mdDoc ''
+        Timeout in seconds.
+      '';
+    };
+  };
+  serviceOpts = {
+    path = with pkgs; [
+      procps
+    ];
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-knot-exporter}/bin/knot-exporter \
+          --web-listen-addr ${cfg.listenAddress} \
+          --web-listen-port ${toString cfg.port} \
+          --knot-socket-path ${cfg.knotSocketPath} \
+          --knot-socket-timeout ${toString cfg.knotSocketTimeout} \
+          ${lib.optionalString (cfg.knotLibraryPath != null) "--knot-library-path ${cfg.knotLibraryPath}"} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+      SupplementaryGroups = [
+        "knot"
+      ];
+      RestrictAddressFamilies = [
+        # Need AF_UNIX to collect data
+        "AF_UNIX"
+      ];
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/lnd.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/lnd.nix
new file mode 100644
index 000000000000..9f914b1dc146
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/lnd.nix
@@ -0,0 +1,46 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.lnd;
+in
+{
+  port = 9092;
+  extraOpts = {
+    lndHost = mkOption {
+      type = types.str;
+      default = "localhost:10009";
+      description = lib.mdDoc ''
+        lnd instance gRPC address:port.
+      '';
+    };
+
+    lndTlsPath = mkOption {
+      type = types.path;
+      description = lib.mdDoc ''
+        Path to lnd TLS certificate.
+      '';
+    };
+
+    lndMacaroonDir = mkOption {
+      type = types.path;
+      description = lib.mdDoc ''
+        Path to lnd macaroons.
+      '';
+    };
+  };
+  serviceOpts.serviceConfig = {
+    ExecStart = ''
+      ${pkgs.prometheus-lnd-exporter}/bin/lndmon \
+        --prometheus.listenaddr=${cfg.listenAddress}:${toString cfg.port} \
+        --prometheus.logdir=/var/log/prometheus-lnd-exporter \
+        --lnd.host=${cfg.lndHost} \
+        --lnd.tlspath=${cfg.lndTlsPath} \
+        --lnd.macaroondir=${cfg.lndMacaroonDir} \
+        ${concatStringsSep " \\\n  " cfg.extraFlags}
+    '';
+    LogsDirectory = "prometheus-lnd-exporter";
+    ReadOnlyPaths = [ cfg.lndTlsPath cfg.lndMacaroonDir ];
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mail.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mail.nix
new file mode 100644
index 000000000000..15079f5841f4
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mail.nix
@@ -0,0 +1,190 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.mail;
+
+  configFile = if cfg.configuration != null then configurationFile else (escapeShellArg cfg.configFile);
+
+  configurationFile = pkgs.writeText "prometheus-mail-exporter.conf" (builtins.toJSON (
+    # removes the _module attribute, null values and converts attrNames to lowercase
+    mapAttrs' (name: value:
+      if name == "servers"
+      then nameValuePair (toLower name)
+        ((map (srv: (mapAttrs' (n: v: nameValuePair (toLower n) v)
+          (filterAttrs (n: v: !(n == "_module" || v == null)) srv)
+        ))) value)
+      else nameValuePair (toLower name) value
+    ) (filterAttrs (n: _: !(n == "_module")) cfg.configuration)
+  ));
+
+  serverOptions.options = {
+    name = mkOption {
+      type = types.str;
+      description = lib.mdDoc ''
+        Value for label 'configname' which will be added to all metrics.
+      '';
+    };
+    server = mkOption {
+      type = types.str;
+      description = lib.mdDoc ''
+        Hostname of the server that should be probed.
+      '';
+    };
+    port = mkOption {
+      type = types.port;
+      example = 587;
+      description = lib.mdDoc ''
+        Port to use for SMTP.
+      '';
+    };
+    from = mkOption {
+      type = types.str;
+      example = "exporteruser@domain.tld";
+      description = lib.mdDoc ''
+        Content of 'From' Header for probing mails.
+      '';
+    };
+    to = mkOption {
+      type = types.str;
+      example = "exporteruser@domain.tld";
+      description = lib.mdDoc ''
+        Content of 'To' Header for probing mails.
+      '';
+    };
+    detectionDir = mkOption {
+      type = types.path;
+      example = "/var/spool/mail/exporteruser/new";
+      description = lib.mdDoc ''
+        Directory in which new mails for the exporter user are placed.
+        Note that this needs to exist when the exporter starts.
+      '';
+    };
+    login = mkOption {
+      type = types.nullOr types.str;
+      default = null;
+      example = "exporteruser@domain.tld";
+      description = lib.mdDoc ''
+        Username to use for SMTP authentication.
+      '';
+    };
+    passphrase = mkOption {
+      type = types.nullOr types.str;
+      default = null;
+      description = lib.mdDoc ''
+        Password to use for SMTP authentication.
+      '';
+    };
+  };
+
+  exporterOptions.options = {
+    monitoringInterval = mkOption {
+      type = types.str;
+      example = "10s";
+      description = lib.mdDoc ''
+        Time interval between two probe attempts.
+      '';
+    };
+    mailCheckTimeout = mkOption {
+      type = types.str;
+      description = lib.mdDoc ''
+        Timeout until mails are considered "didn't make it".
+      '';
+    };
+    disableFileDeletion = mkOption {
+      type = types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        Disables the exporter's function to delete probing mails.
+      '';
+    };
+    servers = mkOption {
+      type = types.listOf (types.submodule serverOptions);
+      default = [];
+      example = literalExpression ''
+        [ {
+          name = "testserver";
+          server = "smtp.domain.tld";
+          port = 587;
+          from = "exporteruser@domain.tld";
+          to = "exporteruser@domain.tld";
+          detectionDir = "/path/to/Maildir/new";
+        } ]
+      '';
+      description = lib.mdDoc ''
+        List of servers that should be probed.
+
+        *Note:* if your mailserver has {manpage}`rspamd(8)` configured,
+        it can happen that emails from this exporter are marked as spam.
+
+        It's possible to work around the issue with a config like this:
+        ```
+        {
+          services.rspamd.locals."multimap.conf".text = '''
+            ALLOWLIST_PROMETHEUS {
+              filter = "email:domain:tld";
+              type = "from";
+              map = "''${pkgs.writeText "allowmap" "domain.tld"}";
+              score = -100.0;
+            }
+          ''';
+        }
+        ```
+      '';
+    };
+  };
+in
+{
+  port = 9225;
+  extraOpts = {
+    environmentFile = mkOption {
+      type = types.nullOr types.str;
+      default = null;
+      description = lib.mdDoc ''
+        File containing env-vars to be substituted into the exporter's config.
+      '';
+    };
+    configFile = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      description = lib.mdDoc ''
+        Specify the mailexporter configuration file to use.
+      '';
+    };
+    configuration = mkOption {
+      type = types.nullOr (types.submodule exporterOptions);
+      default = null;
+      description = lib.mdDoc ''
+        Specify the mailexporter configuration file to use.
+      '';
+    };
+    telemetryPath = mkOption {
+      type = types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      DynamicUser = false;
+      EnvironmentFile = mkIf (cfg.environmentFile != null) [ cfg.environmentFile ];
+      RuntimeDirectory = "prometheus-mail-exporter";
+      ExecStartPre = [
+        "${pkgs.writeShellScript "subst-secrets-mail-exporter" ''
+          umask 0077
+          ${pkgs.envsubst}/bin/envsubst -i ${configFile} -o ''${RUNTIME_DIRECTORY}/mail-exporter.json
+        ''}"
+      ];
+      ExecStart = ''
+        ${pkgs.prometheus-mail-exporter}/bin/mailexporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --web.telemetry-path ${cfg.telemetryPath} \
+          --config.file ''${RUNTIME_DIRECTORY}/mail-exporter.json \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mikrotik.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mikrotik.nix
new file mode 100644
index 000000000000..54dab4b5581a
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mikrotik.nix
@@ -0,0 +1,66 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.mikrotik;
+in
+{
+  port = 9436;
+  extraOpts = {
+    configFile = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      description = lib.mdDoc ''
+        Path to a mikrotik exporter configuration file. Mutually exclusive with
+        {option}`configuration` option.
+      '';
+      example = literalExpression "./mikrotik.yml";
+    };
+
+    configuration = mkOption {
+      type = types.nullOr types.attrs;
+      default = null;
+      description = lib.mdDoc ''
+        Mikrotik exporter configuration as nix attribute set. Mutually exclusive with
+        {option}`configFile` option.
+
+        See <https://github.com/nshttpd/mikrotik-exporter/blob/master/README.md>
+        for the description of the configuration file format.
+      '';
+      example = literalExpression ''
+        {
+          devices = [
+            {
+              name = "my_router";
+              address = "10.10.0.1";
+              user = "prometheus";
+              password = "changeme";
+            }
+          ];
+          features = {
+            bgp = true;
+            dhcp = true;
+            routes = true;
+            optics = true;
+          };
+        }
+      '';
+    };
+  };
+  serviceOpts = let
+    configFile = if cfg.configFile != null
+                 then cfg.configFile
+                 else "${pkgs.writeText "mikrotik-exporter.yml" (builtins.toJSON cfg.configuration)}";
+    in {
+    serviceConfig = {
+      # -port is misleading name, it actually accepts address too
+      ExecStart = ''
+        ${pkgs.prometheus-mikrotik-exporter}/bin/mikrotik-exporter \
+          -config-file=${escapeShellArg configFile} \
+          -port=${cfg.listenAddress}:${toString cfg.port} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/minio.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/minio.nix
new file mode 100644
index 000000000000..82cc3fc314f2
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/minio.nix
@@ -0,0 +1,64 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.minio;
+in
+{
+  port = 9290;
+  extraOpts = {
+    minioAddress = mkOption {
+      type = types.str;
+      example = "https://10.0.0.1:9000";
+      description = lib.mdDoc ''
+        The URL of the minio server.
+        Use HTTPS if Minio accepts secure connections only.
+        By default this connects to the local minio server if enabled.
+      '';
+    };
+
+    minioAccessKey = mkOption {
+      type = types.str;
+      example = "yourMinioAccessKey";
+      description = lib.mdDoc ''
+        The value of the Minio access key.
+        It is required in order to connect to the server.
+        By default this uses the one from the local minio server if enabled
+        and `config.services.minio.accessKey`.
+      '';
+    };
+
+    minioAccessSecret = mkOption {
+      type = types.str;
+      description = lib.mdDoc ''
+        The value of the Minio access secret.
+        It is required in order to connect to the server.
+        By default this uses the one from the local minio server if enabled
+        and `config.services.minio.secretKey`.
+      '';
+    };
+
+    minioBucketStats = mkOption {
+      type = types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        Collect statistics about the buckets and files in buckets.
+        It requires more computation, use it carefully in case of large buckets..
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-minio-exporter}/bin/minio-exporter \
+          -web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          -minio.server ${cfg.minioAddress} \
+          -minio.access-key ${escapeShellArg cfg.minioAccessKey} \
+          -minio.access-secret ${escapeShellArg cfg.minioAccessSecret} \
+          ${optionalString cfg.minioBucketStats "-minio.bucket-stats"} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/modemmanager.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/modemmanager.nix
new file mode 100644
index 000000000000..222ea3e5384f
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/modemmanager.nix
@@ -0,0 +1,37 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.modemmanager;
+in
+{
+  port = 9539;
+  extraOpts = {
+    refreshRate = mkOption {
+      type = types.str;
+      default = "5s";
+      description = lib.mdDoc ''
+        How frequently ModemManager will refresh the extended signal quality
+        information for each modem. The duration should be specified in seconds
+        ("5s"), minutes ("1m"), or hours ("1h").
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      # Required in order to authenticate with ModemManager via D-Bus.
+      SupplementaryGroups = "networkmanager";
+      ExecStart = ''
+        ${pkgs.prometheus-modemmanager-exporter}/bin/modemmanager_exporter \
+          -addr ${cfg.listenAddress}:${toString cfg.port} \
+          -rate ${cfg.refreshRate} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+      RestrictAddressFamilies = [
+        # Need AF_UNIX to collect data
+        "AF_UNIX"
+      ];
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mongodb.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mongodb.nix
new file mode 100644
index 000000000000..db5c4d15be66
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mongodb.nix
@@ -0,0 +1,68 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.mongodb;
+in
+{
+  port = 9216;
+  extraOpts = {
+    uri = mkOption {
+      type = types.str;
+      default = "mongodb://localhost:27017/test";
+      example = "mongodb://localhost:27017/test";
+      description = lib.mdDoc "MongoDB URI to connect to.";
+    };
+    collStats = mkOption {
+      type = types.listOf types.str;
+      default = [ ];
+      example = [ "db1.coll1" "db2" ];
+      description = lib.mdDoc ''
+        List of comma separared databases.collections to get $collStats
+      '';
+    };
+    indexStats = mkOption {
+      type = types.listOf types.str;
+      default = [ ];
+      example = [ "db1.coll1" "db2" ];
+      description = lib.mdDoc ''
+        List of comma separared databases.collections to get $indexStats
+      '';
+    };
+    collector = mkOption {
+      type = types.listOf types.str;
+      default = [ ];
+      example = [ "diagnosticdata" "replicasetstatus" "dbstats" "topmetrics" "currentopmetrics" "indexstats" "dbstats" "profile" ];
+      description = lib.mdDoc "Enabled collectors";
+    };
+    collectAll = mkOption {
+      type = types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        Enable all collectors. Same as specifying all --collector.<name>
+      '';
+    };
+    telemetryPath = mkOption {
+      type = types.str;
+      default = "/metrics";
+      example = "/metrics";
+      description = lib.mdDoc "Metrics expose path";
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      RuntimeDirectory = "prometheus-mongodb-exporter";
+      ExecStart = ''
+        ${getExe pkgs.prometheus-mongodb-exporter} \
+          --mongodb.uri=${cfg.uri}
+          ${if cfg.collectAll then "--collect-all" else concatMapStringsSep " " (x: "--collect.${x}") cfg.collector} \
+          --collector.collstats=${concatStringsSep "," cfg.collStats} \
+          --collector.indexstats=${concatStringsSep "," cfg.indexStats} \
+          --web.listen-address=${cfg.listenAddress}:${toString cfg.port} \
+          --web.telemetry-path=${cfg.telemetryPath} \
+          ${escapeShellArgs cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mysqld.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mysqld.nix
new file mode 100644
index 000000000000..849c514de681
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/mysqld.nix
@@ -0,0 +1,60 @@
+{ config, lib, pkgs, options }:
+let
+  cfg = config.services.prometheus.exporters.mysqld;
+  inherit (lib) types mkOption mdDoc mkIf mkForce cli concatStringsSep optionalString escapeShellArgs;
+in {
+  port = 9104;
+  extraOpts = {
+    telemetryPath = mkOption {
+      type = types.str;
+      default = "/metrics";
+      description = mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+
+    runAsLocalSuperUser = mkOption {
+      type = types.bool;
+      default = false;
+      description = mdDoc ''
+        Whether to run the exporter as {option}`services.mysql.user`.
+      '';
+    };
+
+    configFile = mkOption {
+      type = types.path;
+      example = "/var/lib/prometheus-mysqld-exporter.cnf";
+      description = mdDoc ''
+        Path to the services config file.
+
+        See <https://github.com/prometheus/mysqld_exporter#running> for more information about
+        the available options.
+
+        ::: {.warn}
+        Please do not store this file in the nix store if you choose to include any credentials here,
+        as it would be world-readable.
+        :::
+      '';
+    };
+  };
+
+  serviceOpts = {
+    serviceConfig = {
+      DynamicUser = !cfg.runAsLocalSuperUser;
+      User = mkIf cfg.runAsLocalSuperUser (mkForce config.services.mysql.user);
+      LoadCredential = mkIf (cfg.configFile != null) (mkForce ("config:" + cfg.configFile));
+      ExecStart = concatStringsSep " " [
+        "${pkgs.prometheus-mysqld-exporter}/bin/mysqld_exporter"
+        "--web.listen-address=${cfg.listenAddress}:${toString cfg.port}"
+        "--web.telemetry-path=${cfg.telemetryPath}"
+        (optionalString (cfg.configFile != null) ''--config.my-cnf=''${CREDENTIALS_DIRECTORY}/config'')
+        (escapeShellArgs cfg.extraFlags)
+      ];
+      RestrictAddressFamilies = [
+        # The exporter can be configured to talk to a local mysql server via a unix socket.
+        "AF_UNIX"
+      ];
+    };
+  };
+}
+
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nextcloud.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nextcloud.nix
new file mode 100644
index 000000000000..28a3eb6a134c
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nextcloud.nix
@@ -0,0 +1,72 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.nextcloud;
+in
+{
+  port = 9205;
+  extraOpts = {
+    url = mkOption {
+      type = types.str;
+      example = "https://domain.tld";
+      description = lib.mdDoc ''
+        URL to the Nextcloud serverinfo page.
+        Adding the path to the serverinfo API is optional, it defaults
+        to `/ocs/v2.php/apps/serverinfo/api/v1/info`.
+      '';
+    };
+    username = mkOption {
+      type = types.str;
+      default = "nextcloud-exporter";
+      description = lib.mdDoc ''
+        Username for connecting to Nextcloud.
+        Note that this account needs to have admin privileges in Nextcloud.
+        Unused when using token authentication.
+      '';
+    };
+    passwordFile = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      example = "/path/to/password-file";
+      description = lib.mdDoc ''
+        File containing the password for connecting to Nextcloud.
+        Make sure that this file is readable by the exporter user.
+      '';
+    };
+    tokenFile = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      example = "/path/to/token-file";
+      description = lib.mdDoc ''
+        File containing the token for connecting to Nextcloud.
+        Make sure that this file is readable by the exporter user.
+      '';
+    };
+    timeout = mkOption {
+      type = types.str;
+      default = "5s";
+      description = lib.mdDoc ''
+        Timeout for getting server info document.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      DynamicUser = false;
+      ExecStart = ''
+        ${pkgs.prometheus-nextcloud-exporter}/bin/nextcloud-exporter \
+          --addr ${cfg.listenAddress}:${toString cfg.port} \
+          --timeout ${cfg.timeout} \
+          --server ${cfg.url} \
+          ${if cfg.passwordFile != null then ''
+            --username ${cfg.username} \
+            --password ${escapeShellArg "@${cfg.passwordFile}"} \
+          '' else ''
+            --auth-token ${escapeShellArg "@${cfg.tokenFile}"} \
+          ''} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}'';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nginx.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nginx.nix
new file mode 100644
index 000000000000..3158e71f0468
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nginx.nix
@@ -0,0 +1,68 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.nginx;
+in
+{
+  port = 9113;
+  extraOpts = {
+    scrapeUri = mkOption {
+      type = types.str;
+      default = "http://localhost/nginx_status";
+      description = lib.mdDoc ''
+        Address to access the nginx status page.
+        Can be enabled with services.nginx.statusPage = true.
+      '';
+    };
+    telemetryPath = mkOption {
+      type = types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+    sslVerify = mkOption {
+      type = types.bool;
+      default = true;
+      description = lib.mdDoc ''
+        Whether to perform certificate verification for https.
+      '';
+    };
+    constLabels = mkOption {
+      type = types.listOf types.str;
+      default = [];
+      example = [
+        "label1=value1"
+        "label2=value2"
+      ];
+      description = lib.mdDoc ''
+        A list of constant labels that will be used in every metric.
+      '';
+    };
+  };
+  serviceOpts = mkMerge ([{
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-nginx-exporter}/bin/nginx-prometheus-exporter \
+          --nginx.scrape-uri='${cfg.scrapeUri}' \
+          --nginx.ssl-verify=${boolToString cfg.sslVerify} \
+          --web.listen-address=${cfg.listenAddress}:${toString cfg.port} \
+          --web.telemetry-path=${cfg.telemetryPath} \
+          --prometheus.const-labels=${concatStringsSep "," cfg.constLabels} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  }] ++ [(mkIf config.services.nginx.enable {
+    after = [ "nginx.service" ];
+    requires = [ "nginx.service" ];
+  })]);
+  imports = [
+    (mkRenamedOptionModule [ "telemetryEndpoint" ] [ "telemetryPath" ])
+    (mkRemovedOptionModule [ "insecure" ] ''
+      This option was replaced by 'prometheus.exporters.nginx.sslVerify'.
+    '')
+    ({ options.warnings = options.warnings; options.assertions = options.assertions; })
+  ];
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nginxlog.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nginxlog.nix
new file mode 100644
index 000000000000..674dc9dd4158
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nginxlog.nix
@@ -0,0 +1,51 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.nginxlog;
+in {
+  port = 9117;
+  extraOpts = {
+    settings = mkOption {
+      type = types.attrs;
+      default = {};
+      description = lib.mdDoc ''
+        All settings of nginxlog expressed as an Nix attrset.
+
+        Check the official documentation for the corresponding YAML
+        settings that can all be used here: https://github.com/martin-helmich/prometheus-nginxlog-exporter
+
+        The `listen` object is already generated by `port`, `listenAddress` and `metricsEndpoint` and
+        will be merged with the value of `settings` before writing it as JSON.
+      '';
+    };
+
+    metricsEndpoint = mkOption {
+      type = types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+  };
+
+  serviceOpts = let
+    listenConfig = {
+      listen = {
+        port = cfg.port;
+        address = cfg.listenAddress;
+        metrics_endpoint = cfg.metricsEndpoint;
+      };
+    };
+    completeConfig = pkgs.writeText "nginxlog-exporter.yaml" (builtins.toJSON (lib.recursiveUpdate listenConfig cfg.settings));
+  in {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-nginxlog-exporter}/bin/prometheus-nginxlog-exporter -config-file ${completeConfig}
+      '';
+      Restart="always";
+      ProtectSystem="full";
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/node.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/node.nix
new file mode 100644
index 000000000000..dd8602e2c63d
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/node.nix
@@ -0,0 +1,53 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.node;
+  collectorIsEnabled = final: any (collector: (final == collector)) cfg.enabledCollectors;
+  collectorIsDisabled = final: any (collector: (final == collector)) cfg.disabledCollectors;
+in
+{
+  port = 9100;
+  extraOpts = {
+    enabledCollectors = mkOption {
+      type = types.listOf types.str;
+      default = [];
+      example = [ "systemd" ];
+      description = lib.mdDoc ''
+        Collectors to enable. The collectors listed here are enabled in addition to the default ones.
+      '';
+    };
+    disabledCollectors = mkOption {
+      type = types.listOf types.str;
+      default = [];
+      example = [ "timex" ];
+      description = lib.mdDoc ''
+        Collectors to disable which are enabled by default.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      DynamicUser = false;
+      RuntimeDirectory = "prometheus-node-exporter";
+      ExecStart = ''
+        ${pkgs.prometheus-node-exporter}/bin/node_exporter \
+          ${concatMapStringsSep " " (x: "--collector." + x) cfg.enabledCollectors} \
+          ${concatMapStringsSep " " (x: "--no-collector." + x) cfg.disabledCollectors} \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} ${concatStringsSep " " cfg.extraFlags}
+      '';
+      RestrictAddressFamilies = optionals (collectorIsEnabled "logind" || collectorIsEnabled "systemd") [
+        # needs access to dbus via unix sockets (logind/systemd)
+        "AF_UNIX"
+      ] ++ optionals (collectorIsEnabled "network_route" || collectorIsEnabled "wifi" || ! collectorIsDisabled "netdev") [
+        # needs netlink sockets for wireless collector
+        "AF_NETLINK"
+      ];
+      # The timex collector needs to access clock APIs
+      ProtectClock = collectorIsDisabled "timex";
+      # Allow space monitoring under /home
+      ProtectHome = true;
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nut.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nut.nix
new file mode 100644
index 000000000000..1c86b48b4509
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/nut.nix
@@ -0,0 +1,50 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.nut;
+in
+{
+  port = 9199;
+  extraOpts = {
+    nutServer = mkOption {
+      type = types.str;
+      default = "127.0.0.1";
+      description = lib.mdDoc ''
+        Hostname or address of the NUT server
+      '';
+    };
+    nutUser = mkOption {
+      type = types.str;
+      default = "";
+      example = "nut";
+      description = lib.mdDoc ''
+        The user to log in into NUT server. If set, passwordPath should
+        also be set.
+
+        Default NUT configs usually permit reading variables without
+        authentication.
+      '';
+    };
+    passwordPath = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      apply = final: if final == null then null else toString final;
+      description = lib.mdDoc ''
+        A run-time path to the nutUser password file, which should be
+        provisioned outside of Nix store.
+      '';
+    };
+  };
+  serviceOpts = {
+    script = ''
+      ${optionalString (cfg.passwordPath != null)
+      "export NUT_EXPORTER_PASSWORD=$(cat ${toString cfg.passwordPath})"}
+      ${pkgs.prometheus-nut-exporter}/bin/nut_exporter \
+        --nut.server=${cfg.nutServer} \
+        --web.listen-address="${cfg.listenAddress}:${toString cfg.port}" \
+        ${optionalString (cfg.nutUser != "") "--nut.username=${cfg.nutUser}"}
+    '';
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/openldap.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/openldap.nix
new file mode 100644
index 000000000000..aee3ae5bb2d4
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/openldap.nix
@@ -0,0 +1,67 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.openldap;
+in {
+  port = 9330;
+  extraOpts = {
+    ldapCredentialFile = mkOption {
+      type = types.path;
+      example = "/run/keys/ldap_pass";
+      description = lib.mdDoc ''
+        Environment file to contain the credentials to authenticate against
+        `openldap`.
+
+        The file should look like this:
+        ```
+        ---
+        ldapUser: "cn=monitoring,cn=Monitor"
+        ldapPass: "secret"
+        ```
+      '';
+    };
+    protocol = mkOption {
+      default = "tcp";
+      example = "udp";
+      type = types.str;
+      description = lib.mdDoc ''
+        Which protocol to use to connect against `openldap`.
+      '';
+    };
+    ldapAddr = mkOption {
+      default = "localhost:389";
+      type = types.str;
+      description = lib.mdDoc ''
+        Address of the `openldap`-instance.
+      '';
+    };
+    metricsPath = mkOption {
+      default = "/metrics";
+      type = types.str;
+      description = lib.mdDoc ''
+        URL path where metrics should be exposed.
+      '';
+    };
+    interval = mkOption {
+      default = "30s";
+      type = types.str;
+      example = "1m";
+      description = lib.mdDoc ''
+        Scrape interval of the exporter.
+      '';
+    };
+  };
+  serviceOpts.serviceConfig = {
+    ExecStart = ''
+      ${pkgs.prometheus-openldap-exporter}/bin/openldap_exporter \
+        --promAddr ${cfg.listenAddress}:${toString cfg.port} \
+        --metrPath ${cfg.metricsPath} \
+        --ldapNet ${cfg.protocol} \
+        --interval ${cfg.interval} \
+        --config ${cfg.ldapCredentialFile} \
+        ${concatStringsSep " \\\n  " cfg.extraFlags}
+    '';
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/openvpn.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/openvpn.nix
new file mode 100644
index 000000000000..5b54dad99805
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/openvpn.nix
@@ -0,0 +1,39 @@
+{ config, pkgs, lib, ... }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.openvpn;
+in {
+  port = 9176;
+  extraOpts = {
+    statusPaths = mkOption {
+      type = types.listOf types.str;
+      description = lib.mdDoc ''
+        Paths to OpenVPN status files. Please configure the OpenVPN option
+        `status` accordingly.
+      '';
+    };
+    telemetryPath = mkOption {
+      type = types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+  };
+
+  serviceOpts = {
+    serviceConfig = {
+      PrivateDevices = true;
+      ProtectKernelModules = true;
+      NoNewPrivileges = true;
+      ExecStart = ''
+        ${pkgs.prometheus-openvpn-exporter}/bin/openvpn_exporter \
+          -openvpn.status_paths "${concatStringsSep "," cfg.statusPaths}" \
+          -web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          -web.telemetry-path ${cfg.telemetryPath}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/pgbouncer.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/pgbouncer.nix
new file mode 100644
index 000000000000..9e55cadae523
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/pgbouncer.nix
@@ -0,0 +1,145 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.pgbouncer;
+in
+{
+  port = 9127;
+  extraOpts = {
+
+    telemetryPath = mkOption {
+      type = types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+
+    connectionString = mkOption {
+      type = types.str;
+      default = "";
+      example = "postgres://admin:@localhost:6432/pgbouncer?sslmode=require";
+      description = lib.mdDoc ''
+        Connection string for accessing pgBouncer.
+
+        NOTE: You MUST keep pgbouncer as database name (special internal db)!!!
+
+        NOTE: Admin user (with password or passwordless) MUST exist
+        in the services.pgbouncer.authFile if authType other than any is used.
+
+        WARNING: this secret is stored in the world-readable Nix store!
+        Use {option}`connectionStringFile` instead.
+      '';
+    };
+
+    connectionStringFile = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      example = "/run/keys/pgBouncer-connection-string";
+      description = lib.mdDoc ''
+        File that contains pgBouncer connection string in format:
+        postgres://admin:@localhost:6432/pgbouncer?sslmode=require
+
+        NOTE: You MUST keep pgbouncer as database name (special internal db)!!!
+
+        NOTE: Admin user (with password or passwordless) MUST exist
+        in the services.pgbouncer.authFile if authType other than any is used.
+
+        {option}`connectionStringFile` takes precedence over {option}`connectionString`
+      '';
+    };
+
+    pidFile = mkOption {
+      type = types.nullOr types.str;
+      default = null;
+      description = lib.mdDoc ''
+        Path to PgBouncer pid file.
+
+        If provided, the standard process metrics get exported for the PgBouncer
+        process, prefixed with 'pgbouncer_process_...'. The pgbouncer_process exporter
+        needs to have read access to files owned by the PgBouncer process. Depends on
+        the availability of /proc.
+
+        https://prometheus.io/docs/instrumenting/writing_clientlibs/#process-metrics.
+
+      '';
+    };
+
+    webSystemdSocket = mkOption {
+      type = types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        Use systemd socket activation listeners instead of port listeners (Linux only).
+      '';
+    };
+
+    logLevel = mkOption {
+      type = types.enum ["debug" "info" "warn" "error" ];
+      default = "info";
+      description = lib.mdDoc ''
+        Only log messages with the given severity or above.
+      '';
+    };
+
+    logFormat = mkOption {
+      type = types.enum ["logfmt" "json"];
+      default = "logfmt";
+      description = lib.mdDoc ''
+        Output format of log messages. One of: [logfmt, json]
+      '';
+    };
+
+    webConfigFile = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      description = lib.mdDoc ''
+        Path to configuration file that can enable TLS or authentication.
+      '';
+    };
+
+    extraFlags = mkOption {
+      type = types.listOf types.str;
+      default = [ ];
+      description = lib.mdDoc ''
+        Extra commandline options when launching Prometheus.
+      '';
+    };
+
+  };
+
+  serviceOpts = {
+    after = [ "pgbouncer.service" ];
+      serviceConfig = let
+      startScript = pkgs.writeShellScriptBin "pgbouncer-start" "${concatStringsSep " " ([
+            "${pkgs.prometheus-pgbouncer-exporter}/bin/pgbouncer_exporter"
+            "--web.listen-address ${cfg.listenAddress}:${toString cfg.port}"
+            "--pgBouncer.connectionString ${if cfg.connectionStringFile != null then
+            "$(head -n1 ${cfg.connectionStringFile})" else "${escapeShellArg cfg.connectionString}"}"
+          ]
+            ++ optionals (cfg.telemetryPath != null) [
+            "--web.telemetry-path ${escapeShellArg cfg.telemetryPath}"
+          ]
+            ++ optionals (cfg.pidFile != null) [
+            "--pgBouncer.pid-file= ${escapeShellArg cfg.pidFile}"
+          ]
+            ++ optionals (cfg.logLevel != null) [
+            "--log.level ${escapeShellArg cfg.logLevel}"
+          ]
+            ++ optionals (cfg.logFormat != null) [
+            "--log.format ${escapeShellArg cfg.logFormat}"
+          ]
+            ++ optionals (cfg.webSystemdSocket != false) [
+            "--web.systemd-socket ${escapeShellArg cfg.webSystemdSocket}"
+          ]
+            ++ optionals (cfg.webConfigFile != null) [
+            "--web.config.file ${escapeShellArg cfg.webConfigFile}"
+          ]
+            ++ cfg.extraFlags)}";
+      in
+      {
+        ExecStart = "${startScript}/bin/pgbouncer-start";
+      };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/php-fpm.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/php-fpm.nix
new file mode 100644
index 000000000000..8238f1ac1856
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/php-fpm.nix
@@ -0,0 +1,65 @@
+{ config
+, lib
+, pkgs
+, options
+}:
+
+let
+  logPrefix = "services.prometheus.exporter.php-fpm";
+  cfg = config.services.prometheus.exporters.php-fpm;
+in {
+  port = 9253;
+  extraOpts = {
+    package = lib.mkPackageOption pkgs "prometheus-php-fpm-exporter" {};
+
+    telemetryPath = lib.mkOption {
+      type = lib.types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+
+    environmentFile = lib.mkOption {
+      type = lib.types.nullOr lib.types.path;
+      default = null;
+      example = "/root/prometheus-php-fpm-exporter.env";
+      description = lib.mdDoc ''
+        Environment file as defined in {manpage}`systemd.exec(5)`.
+
+        Secrets may be passed to the service without adding them to the
+        world-readable Nix store, by specifying placeholder variables as
+        the option value in Nix and setting these variables accordingly in the
+        environment file.
+
+        Environment variables from this file will be interpolated into the
+        config file using envsubst with this syntax:
+        `$ENVIRONMENT ''${VARIABLE}`
+
+        For variables to use see [options and defaults](https://github.com/hipages/php-fpm_exporter#options-and-defaults).
+
+        The main use is to set the PHP_FPM_SCRAPE_URI that indicate how to connect to PHP-FPM process.
+
+        ```
+          # Content of the environment file
+          PHP_FPM_SCRAPE_URI="unix:///tmp/php.sock;/status"
+        ```
+
+        Note that this file needs to be available on the host on which
+        this exporter is running.
+      '';
+    };
+  };
+
+  serviceOpts = {
+    serviceConfig = {
+      EnvironmentFile = lib.mkIf (cfg.environmentFile != null) [ cfg.environmentFile ];
+      ExecStart = ''
+        ${lib.getExe cfg.package} server \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --web.telemetry-path ${cfg.telemetryPath} \
+          ${lib.concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/pihole.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/pihole.nix
new file mode 100644
index 000000000000..6f403b3e58c8
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/pihole.nix
@@ -0,0 +1,78 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.pihole;
+in
+{
+  imports = [
+    (mkRemovedOptionModule [ "interval"] "This option has been removed.")
+    ({ options.warnings = options.warnings; options.assertions = options.assertions; })
+  ];
+
+  port = 9617;
+  extraOpts = {
+    apiToken = mkOption {
+      type = types.str;
+      default = "";
+      example = "580a770cb40511eb85290242ac130003580a770cb40511eb85290242ac130003";
+      description = lib.mdDoc ''
+        Pi-Hole API token which can be used instead of a password
+      '';
+    };
+    password = mkOption {
+      type = types.str;
+      default = "";
+      example = "password";
+      description = lib.mdDoc ''
+        The password to login into Pi-Hole. An api token can be used instead.
+      '';
+    };
+    piholeHostname = mkOption {
+      type = types.str;
+      default = "pihole";
+      example = "127.0.0.1";
+      description = lib.mdDoc ''
+        Hostname or address where to find the Pi-Hole webinterface
+      '';
+    };
+    piholePort = mkOption {
+      type = types.port;
+      default = 80;
+      example = 443;
+      description = lib.mdDoc ''
+        The port Pi-Hole webinterface is reachable on
+      '';
+    };
+    protocol = mkOption {
+      type = types.enum [ "http" "https" ];
+      default = "http";
+      example = "https";
+      description = lib.mdDoc ''
+        The protocol which is used to connect to Pi-Hole
+      '';
+    };
+    timeout = mkOption {
+      type = types.str;
+      default = "5s";
+      description = lib.mdDoc ''
+        Controls the timeout to connect to a Pi-Hole instance
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-pihole-exporter}/bin/pihole-exporter \
+          ${optionalString (cfg.apiToken != "") "-pihole_api_token ${cfg.apiToken}"} \
+          -pihole_hostname ${cfg.piholeHostname} \
+          ${optionalString (cfg.password != "") "-pihole_password ${cfg.password}"} \
+          -pihole_port ${toString cfg.piholePort} \
+          -pihole_protocol ${cfg.protocol} \
+          -port ${toString cfg.port} \
+          -timeout ${cfg.timeout}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/postfix.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/postfix.nix
new file mode 100644
index 000000000000..9f402b123110
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/postfix.nix
@@ -0,0 +1,100 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.postfix;
+in
+{
+  port = 9154;
+  extraOpts = {
+    group = mkOption {
+      type = types.str;
+      description = lib.mdDoc ''
+        Group under which the postfix exporter shall be run.
+        It should match the group that is allowed to access the
+        `showq` socket in the `queue/public/` directory.
+        Defaults to `services.postfix.setgidGroup` when postfix is enabled.
+      '';
+    };
+    telemetryPath = mkOption {
+      type = types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+    logfilePath = mkOption {
+      type = types.path;
+      default = "/var/log/postfix_exporter_input.log";
+      example = "/var/log/mail.log";
+      description = lib.mdDoc ''
+        Path where Postfix writes log entries.
+        This file will be truncated by this exporter!
+      '';
+    };
+    showqPath = mkOption {
+      type = types.path;
+      default = "/var/lib/postfix/queue/public/showq";
+      example = "/var/spool/postfix/public/showq";
+      description = lib.mdDoc ''
+        Path where Postfix places its showq socket.
+      '';
+    };
+    systemd = {
+      enable = mkOption {
+        type = types.bool;
+        default = true;
+        description = lib.mdDoc ''
+          Whether to enable reading metrics from the systemd journal instead of from a logfile
+        '';
+      };
+      unit = mkOption {
+        type = types.str;
+        default = "postfix.service";
+        description = lib.mdDoc ''
+          Name of the postfix systemd unit.
+        '';
+      };
+      slice = mkOption {
+        type = types.nullOr types.str;
+        default = null;
+        description = lib.mdDoc ''
+          Name of the postfix systemd slice.
+          This overrides the {option}`systemd.unit`.
+        '';
+      };
+      journalPath = mkOption {
+        type = types.nullOr types.path;
+        default = null;
+        description = lib.mdDoc ''
+          Path to the systemd journal.
+        '';
+      };
+    };
+  };
+  serviceOpts = {
+    after = mkIf cfg.systemd.enable [ cfg.systemd.unit ];
+    serviceConfig = {
+      DynamicUser = false;
+      # By default, each prometheus exporter only gets AF_INET & AF_INET6,
+      # but AF_UNIX is needed to read from the `showq`-socket.
+      RestrictAddressFamilies = [ "AF_UNIX" ];
+      SupplementaryGroups = mkIf cfg.systemd.enable [ "systemd-journal" ];
+      ExecStart = ''
+        ${pkgs.prometheus-postfix-exporter}/bin/postfix_exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --web.telemetry-path ${cfg.telemetryPath} \
+          --postfix.showq_path ${escapeShellArg cfg.showqPath} \
+          ${concatStringsSep " \\\n  " (cfg.extraFlags
+          ++ optional cfg.systemd.enable "--systemd.enable"
+          ++ optional cfg.systemd.enable (if cfg.systemd.slice != null
+                                          then "--systemd.slice ${cfg.systemd.slice}"
+                                          else "--systemd.unit ${cfg.systemd.unit}")
+          ++ optional (cfg.systemd.enable && (cfg.systemd.journalPath != null))
+                       "--systemd.journal_path ${escapeShellArg cfg.systemd.journalPath}"
+          ++ optional (!cfg.systemd.enable) "--postfix.logfile_path ${escapeShellArg cfg.logfilePath}")}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/postgres.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/postgres.nix
new file mode 100644
index 000000000000..755d771ecdff
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/postgres.nix
@@ -0,0 +1,86 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.postgres;
+in
+{
+  port = 9187;
+  extraOpts = {
+    telemetryPath = mkOption {
+      type = types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+    dataSourceName = mkOption {
+      type = types.str;
+      default = "user=postgres database=postgres host=/run/postgresql sslmode=disable";
+      example = "postgresql://username:password@localhost:5432/postgres?sslmode=disable";
+      description = lib.mdDoc ''
+        Accepts PostgreSQL URI form and key=value form arguments.
+      '';
+    };
+    runAsLocalSuperUser = mkOption {
+      type = types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        Whether to run the exporter as the local 'postgres' super user.
+      '';
+    };
+
+    # TODO perhaps LoadCredential would be more appropriate
+    environmentFile = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      example = "/root/prometheus-postgres-exporter.env";
+      description = lib.mdDoc ''
+        Environment file as defined in {manpage}`systemd.exec(5)`.
+
+        Secrets may be passed to the service without adding them to the
+        world-readable Nix store, by specifying placeholder variables as
+        the option value in Nix and setting these variables accordingly in the
+        environment file.
+
+        Environment variables from this file will be interpolated into the
+        config file using envsubst with this syntax:
+        `$ENVIRONMENT ''${VARIABLE}`
+
+        The main use is to set the DATA_SOURCE_NAME that contains the
+        postgres password
+
+        note that contents from this file will override dataSourceName
+        if you have set it from nix.
+
+        ```
+          # Content of the environment file
+          DATA_SOURCE_NAME=postgresql://username:password@localhost:5432/postgres?sslmode=disable
+        ```
+
+        Note that this file needs to be available on the host on which
+        this exporter is running.
+      '';
+    };
+
+  };
+  serviceOpts = {
+    environment.DATA_SOURCE_NAME = cfg.dataSourceName;
+    serviceConfig = {
+      DynamicUser = false;
+      User = mkIf cfg.runAsLocalSuperUser (mkForce "postgres");
+      EnvironmentFile = mkIf (cfg.environmentFile != null) [ cfg.environmentFile ];
+      ExecStart = ''
+        ${pkgs.prometheus-postgres-exporter}/bin/postgres_exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --web.telemetry-path ${cfg.telemetryPath} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+      RestrictAddressFamilies = [
+        # Need AF_UNIX to collect data
+        "AF_UNIX"
+      ];
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/process.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/process.nix
new file mode 100644
index 000000000000..278d6cd78074
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/process.nix
@@ -0,0 +1,46 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.process;
+  configFile = pkgs.writeText "process-exporter.yaml" (builtins.toJSON cfg.settings);
+in
+{
+  port = 9256;
+  extraOpts = {
+    settings.process_names = mkOption {
+      type = types.listOf types.anything;
+      default = [];
+      example = literalExpression ''
+        [
+          # Remove nix store path from process name
+          { name = "{{.Matches.Wrapped}} {{ .Matches.Args }}"; cmdline = [ "^/nix/store[^ ]*/(?P<Wrapped>[^ /]*) (?P<Args>.*)" ]; }
+        ]
+      '';
+      description = lib.mdDoc ''
+        All settings expressed as an Nix attrset.
+
+        Check the official documentation for the corresponding YAML
+        settings that can all be used here: <https://github.com/ncabatoff/process-exporter>
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      DynamicUser = false;
+      ExecStart = ''
+        ${pkgs.prometheus-process-exporter}/bin/process-exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --config.path ${configFile} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+      NoNewPrivileges = true;
+      ProtectHome = true;
+      ProtectSystem = true;
+      ProtectKernelTunables = true;
+      ProtectKernelModules = true;
+      ProtectControlGroups = true;
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/pve.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/pve.nix
new file mode 100644
index 000000000000..20ee2e4b3238
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/pve.nix
@@ -0,0 +1,112 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+let
+  cfg = config.services.prometheus.exporters.pve;
+
+  # pve exporter requires a config file so create an empty one if configFile is not provided
+  emptyConfigFile = pkgs.writeTextFile {
+    name = "pve.yml";
+    text = "default:";
+  };
+
+  computedConfigFile = if cfg.configFile == null then emptyConfigFile else cfg.configFile;
+in
+{
+  port = 9221;
+  extraOpts = {
+    package = mkPackageOption pkgs "prometheus-pve-exporter" { };
+
+    environmentFile = mkOption {
+      type = with types; nullOr path;
+      default = null;
+      example = "/etc/prometheus-pve-exporter/pve.env";
+      description = lib.mdDoc ''
+        Path to the service's environment file. This path can either be a computed path in /nix/store or a path in the local filesystem.
+
+        The environment file should NOT be stored in /nix/store as it contains passwords and/or keys in plain text.
+
+        Environment reference: https://github.com/prometheus-pve/prometheus-pve-exporter#authentication
+      '';
+    };
+
+    configFile = mkOption {
+      type = with types; nullOr path;
+      default = null;
+      example = "/etc/prometheus-pve-exporter/pve.yml";
+      description = lib.mdDoc ''
+        Path to the service's config file. This path can either be a computed path in /nix/store or a path in the local filesystem.
+
+        The config file should NOT be stored in /nix/store as it will contain passwords and/or keys in plain text.
+
+        If both configFile and environmentFile are provided, the configFile option will be ignored.
+
+        Configuration reference: https://github.com/prometheus-pve/prometheus-pve-exporter/#authentication
+      '';
+    };
+
+    collectors = {
+      status = mkOption {
+        type = types.bool;
+        default = true;
+        description = lib.mdDoc ''
+          Collect Node/VM/CT status
+        '';
+      };
+      version = mkOption {
+        type = types.bool;
+        default = true;
+        description = lib.mdDoc ''
+          Collect PVE version info
+        '';
+      };
+      node = mkOption {
+        type = types.bool;
+        default = true;
+        description = lib.mdDoc ''
+          Collect PVE node info
+        '';
+      };
+      cluster = mkOption {
+        type = types.bool;
+        default = true;
+        description = lib.mdDoc ''
+          Collect PVE cluster info
+        '';
+      };
+      resources = mkOption {
+        type = types.bool;
+        default = true;
+        description = lib.mdDoc ''
+          Collect PVE resources info
+        '';
+      };
+      config = mkOption {
+        type = types.bool;
+        default = true;
+        description = lib.mdDoc ''
+          Collect PVE onboot status
+        '';
+      };
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      DynamicUser = cfg.environmentFile == null;
+      LoadCredential = "configFile:${computedConfigFile}";
+      ExecStart = ''
+        ${cfg.package}/bin/pve_exporter \
+          --${optionalString (!cfg.collectors.status) "no-"}collector.status \
+          --${optionalString (!cfg.collectors.version) "no-"}collector.version \
+          --${optionalString (!cfg.collectors.node) "no-"}collector.node \
+          --${optionalString (!cfg.collectors.cluster) "no-"}collector.cluster \
+          --${optionalString (!cfg.collectors.resources) "no-"}collector.resources \
+          --${optionalString (!cfg.collectors.config) "no-"}collector.config \
+          %d/configFile \
+          ${toString cfg.port} ${cfg.listenAddress}
+      '';
+    } // optionalAttrs (cfg.environmentFile != null) {
+      EnvironmentFile = cfg.environmentFile;
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/py-air-control.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/py-air-control.nix
new file mode 100644
index 000000000000..f03b3c4df916
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/py-air-control.nix
@@ -0,0 +1,53 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.py-air-control;
+
+  workingDir = "/var/lib/${cfg.stateDir}";
+
+in
+{
+  port = 9896;
+  extraOpts = {
+    deviceHostname = mkOption {
+      type = types.str;
+      example = "192.168.1.123";
+      description = lib.mdDoc ''
+        The hostname of the air purification device from which to scrape the metrics.
+      '';
+    };
+    protocol = mkOption {
+      type = types.str;
+      default = "http";
+      description = lib.mdDoc ''
+        The protocol to use when communicating with the air purification device.
+        Available: [http, coap, plain_coap]
+      '';
+    };
+    stateDir = mkOption {
+      type = types.str;
+      default = "prometheus-py-air-control-exporter";
+      description = lib.mdDoc ''
+        Directory below `/var/lib` to store runtime data.
+        This directory will be created automatically using systemd's StateDirectory mechanism.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      DynamicUser = false;
+      StateDirectory = cfg.stateDir;
+      WorkingDirectory = workingDir;
+      ExecStart = ''
+        ${pkgs.python3Packages.py-air-control-exporter}/bin/py-air-control-exporter \
+          --host ${cfg.deviceHostname} \
+          --protocol ${cfg.protocol} \
+          --listen-port ${toString cfg.port} \
+          --listen-address ${cfg.listenAddress}
+      '';
+      Environment = [ "HOME=${workingDir}" ];
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/redis.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/redis.nix
new file mode 100644
index 000000000000..befbcb21f766
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/redis.nix
@@ -0,0 +1,19 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.redis;
+in
+{
+  port = 9121;
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-redis-exporter}/bin/redis_exporter \
+          -web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/rspamd.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/rspamd.nix
new file mode 100644
index 000000000000..f9dcfad07d30
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/rspamd.nix
@@ -0,0 +1,97 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.rspamd;
+
+  mkFile = conf:
+    pkgs.writeText "rspamd-exporter-config.yml" (builtins.toJSON conf);
+
+  generateConfig = extraLabels: {
+    modules.default.metrics = (map (path: {
+      name = "rspamd_${replaceStrings [ "[" "." " " "]" "\\" "'" ] [ "_" "_" "_" "" "" "" ] path}";
+      path = "{ .${path} }";
+      labels = extraLabels;
+    }) [
+      "actions['add\\ header']"
+      "actions['no\\ action']"
+      "actions['rewrite\\ subject']"
+      "actions['soft\\ reject']"
+      "actions.greylist"
+      "actions.reject"
+      "bytes_allocated"
+      "chunks_allocated"
+      "chunks_freed"
+      "chunks_oversized"
+      "connections"
+      "control_connections"
+      "ham_count"
+      "learned"
+      "pools_allocated"
+      "pools_freed"
+      "read_only"
+      "scanned"
+      "shared_chunks_allocated"
+      "spam_count"
+      "total_learns"
+    ]) ++ [{
+      name = "rspamd_statfiles";
+      type = "object";
+      path = "{.statfiles[*]}";
+      labels = recursiveUpdate {
+        symbol = "{.symbol}";
+        type = "{.type}";
+      } extraLabels;
+      values = {
+        revision = "{.revision}";
+        size = "{.size}";
+        total = "{.total}";
+        used = "{.used}";
+        languages = "{.languages}";
+        users = "{.users}";
+      };
+    }];
+  };
+in
+{
+  port = 7980;
+  extraOpts = {
+    extraLabels = mkOption {
+      type = types.attrsOf types.str;
+      default = {
+        host = config.networking.hostName;
+      };
+      defaultText = literalExpression "{ host = config.networking.hostName; }";
+      example = literalExpression ''
+        {
+          host = config.networking.hostName;
+          custom_label = "some_value";
+        }
+      '';
+      description = lib.mdDoc "Set of labels added to each metric.";
+    };
+  };
+  serviceOpts.serviceConfig.ExecStart = ''
+    ${pkgs.prometheus-json-exporter}/bin/json_exporter \
+      --config.file ${mkFile (generateConfig cfg.extraLabels)} \
+      --web.listen-address "${cfg.listenAddress}:${toString cfg.port}" \
+      ${concatStringsSep " \\\n  " cfg.extraFlags}
+  '';
+
+  imports = [
+    (mkRemovedOptionModule [ "url" ] ''
+      This option was removed. The URL of the rspamd metrics endpoint
+      must now be provided to the exporter by prometheus via the url
+      parameter `target'.
+
+      In prometheus a scrape URL would look like this:
+
+        http://some.rspamd-exporter.host:7980/probe?target=http://some.rspamd.host:11334/stat
+
+      For more information, take a look at the official documentation
+      (https://github.com/prometheus-community/json_exporter) of the json_exporter.
+    '')
+     ({ options.warnings = options.warnings; options.assertions = options.assertions; })
+  ];
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/rtl_433.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/rtl_433.nix
new file mode 100644
index 000000000000..1f7235cb7830
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/rtl_433.nix
@@ -0,0 +1,83 @@
+{ config, lib, pkgs, options }:
+
+let
+  cfg = config.services.prometheus.exporters.rtl_433;
+in
+{
+  port = 9550;
+
+  extraOpts = let
+    mkMatcherOptionType = field: description: with lib.types;
+      listOf (submodule {
+        options = {
+          name = lib.mkOption {
+            type = str;
+            description = lib.mdDoc "Name to match.";
+          };
+          "${field}" = lib.mkOption {
+            type = int;
+            description = lib.mdDoc description;
+          };
+          location = lib.mkOption {
+            type = str;
+            description = lib.mdDoc "Location to match.";
+          };
+        };
+      });
+  in
+  {
+    rtl433Flags = lib.mkOption {
+      type = lib.types.str;
+      default = "-C si";
+      example = "-C si -R 19";
+      description = lib.mdDoc ''
+        Flags passed verbatim to rtl_433 binary.
+        Having `-C si` (the default) is recommended since only Celsius temperatures are parsed.
+      '';
+    };
+    channels = lib.mkOption {
+      type = mkMatcherOptionType "channel" "Channel to match.";
+      default = [];
+      example = [
+        { name = "Acurite"; channel = 6543; location = "Kitchen"; }
+      ];
+      description = lib.mdDoc ''
+        List of channel matchers to export.
+      '';
+    };
+    ids = lib.mkOption {
+      type = mkMatcherOptionType "id" "ID to match.";
+      default = [];
+      example = [
+        { name = "Nexus"; id = 1; location = "Bedroom"; }
+      ];
+      description = lib.mdDoc ''
+        List of ID matchers to export.
+      '';
+    };
+  };
+
+  serviceOpts = {
+    serviceConfig = {
+      # rtl-sdr udev rules make supported USB devices +rw by plugdev.
+      SupplementaryGroups = "plugdev";
+      # rtl_433 needs rw access to the USB radio.
+      PrivateDevices = lib.mkForce false;
+      DeviceAllow = lib.mkForce "char-usb_device rw";
+      RestrictAddressFamilies = [ "AF_NETLINK" ];
+
+      ExecStart = let
+        matchers = (map (m:
+          "--channel_matcher '${m.name},${toString m.channel},${m.location}'"
+        ) cfg.channels) ++ (map (m:
+          "--id_matcher '${m.name},${toString m.id},${m.location}'"
+        ) cfg.ids); in ''
+        ${pkgs.prometheus-rtl_433-exporter}/bin/rtl_433_prometheus \
+          -listen ${cfg.listenAddress}:${toString cfg.port} \
+          -subprocess "${pkgs.rtl_433}/bin/rtl_433 -F json ${cfg.rtl433Flags}" \
+          ${lib.concatStringsSep " \\\n  " matchers} \
+          ${lib.concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/sabnzbd.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/sabnzbd.nix
new file mode 100644
index 000000000000..411277494013
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/sabnzbd.nix
@@ -0,0 +1,47 @@
+{ config, lib, pkgs, options }:
+
+let
+  inherit (lib) mkOption types;
+  cfg = config.services.prometheus.exporters.sabnzbd;
+in
+{
+  port = 9387;
+
+  extraOpts = {
+    servers = mkOption {
+      description = "List of sabnzbd servers to connect to.";
+      type = types.listOf (types.submodule {
+        options = {
+          baseUrl = mkOption {
+            type = types.str;
+            description = "Base URL of the sabnzbd server.";
+            example = "http://localhost:8080/sabnzbd";
+          };
+          apiKeyFile = mkOption {
+            type = types.str;
+            description = "File containing the API key.";
+            example = "/run/secrets/sabnzbd_apikey";
+          };
+        };
+      });
+    };
+  };
+
+  serviceOpts =
+    let
+      servers = lib.zipAttrs cfg.servers;
+      apiKeys = lib.concatStringsSep "," (builtins.map (file: "$(cat ${file})") servers.apiKeyFile);
+    in
+    {
+      environment = {
+        METRICS_PORT = toString cfg.port;
+        METRICS_ADDR = cfg.listenAddress;
+        SABNZBD_BASEURLS = lib.concatStringsSep "," servers.baseUrl;
+      };
+
+      script = ''
+        export SABNZBD_APIKEYS="${apiKeys}"
+        exec ${lib.getExe pkgs.prometheus-sabnzbd-exporter}
+      '';
+    };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/scaphandre.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/scaphandre.nix
new file mode 100644
index 000000000000..3b6ebf65b090
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/scaphandre.nix
@@ -0,0 +1,33 @@
+{ config
+, lib
+, pkgs
+, options
+}:
+
+let
+  logPrefix = "services.prometheus.exporter.scaphandre";
+  cfg = config.services.prometheus.exporters.scaphandre;
+in {
+  port = 8080;
+  extraOpts = {
+    telemetryPath = lib.mkOption {
+      type = lib.types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+  };
+
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.scaphandre}/bin/scaphandre prometheus \
+          --address ${cfg.listenAddress} \
+          --port ${toString cfg.port} \
+          --suffix ${cfg.telemetryPath} \
+          ${lib.concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/script.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/script.nix
new file mode 100644
index 000000000000..eab0e1d8a6b5
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/script.nix
@@ -0,0 +1,64 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.script;
+  configFile = pkgs.writeText "script-exporter.yaml" (builtins.toJSON cfg.settings);
+in
+{
+  port = 9172;
+  extraOpts = {
+    settings.scripts = mkOption {
+      type = with types; listOf (submodule {
+        options = {
+          name = mkOption {
+            type = str;
+            example = "sleep";
+            description = lib.mdDoc "Name of the script.";
+          };
+          script = mkOption {
+            type = str;
+            example = "sleep 5";
+            description = lib.mdDoc "Shell script to execute when metrics are requested.";
+          };
+          timeout = mkOption {
+            type = nullOr int;
+            default = null;
+            example = 60;
+            description = lib.mdDoc "Optional timeout for the script in seconds.";
+          };
+        };
+      });
+      example = literalExpression ''
+        {
+          scripts = [
+            { name = "sleep"; script = "sleep 5"; }
+          ];
+        }
+      '';
+      description = lib.mdDoc ''
+        All settings expressed as an Nix attrset.
+
+        Check the official documentation for the corresponding YAML
+        settings that can all be used here: <https://github.com/adhocteam/script_exporter#sample-configuration>
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-script-exporter}/bin/script_exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --config.file ${configFile} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+      NoNewPrivileges = true;
+      ProtectHome = true;
+      ProtectSystem = "strict";
+      ProtectKernelTunables = true;
+      ProtectKernelModules = true;
+      ProtectControlGroups = true;
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/shelly.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/shelly.nix
new file mode 100644
index 000000000000..b9cfd1b1e84a
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/shelly.nix
@@ -0,0 +1,27 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.shelly;
+in
+{
+  port = 9784;
+  extraOpts = {
+    metrics-file = mkOption {
+      type = types.path;
+      description = lib.mdDoc ''
+        Path to the JSON file with the metric definitions
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-shelly-exporter}/bin/shelly_exporter \
+          -metrics-file ${cfg.metrics-file} \
+          -listen-address ${cfg.listenAddress}:${toString cfg.port}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/smartctl.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/smartctl.nix
new file mode 100644
index 000000000000..50e1321a1e9c
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/smartctl.nix
@@ -0,0 +1,64 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.smartctl;
+  args = lib.escapeShellArgs ([
+    "--web.listen-address=${cfg.listenAddress}:${toString cfg.port}"
+    "--smartctl.path=${pkgs.smartmontools}/bin/smartctl"
+    "--smartctl.interval=${cfg.maxInterval}"
+  ] ++ map (device: "--smartctl.device=${device}") cfg.devices
+  ++ cfg.extraFlags);
+in {
+  port = 9633;
+
+  extraOpts = {
+    devices = mkOption {
+      type = types.listOf types.str;
+      default = [];
+      example = literalExpression ''
+        [ "/dev/sda", "/dev/nvme0n1" ];
+      '';
+      description = lib.mdDoc ''
+        Paths to the disks that will be monitored. Will autodiscover
+        all disks if none given.
+      '';
+    };
+    maxInterval = mkOption {
+      type = types.str;
+      default = "60s";
+      example = "2m";
+      description = lib.mdDoc ''
+        Interval that limits how often a disk can be queried.
+      '';
+    };
+  };
+
+  serviceOpts = {
+    serviceConfig = {
+      AmbientCapabilities = [
+        "CAP_SYS_RAWIO"
+        "CAP_SYS_ADMIN"
+      ];
+      CapabilityBoundingSet = [
+        "CAP_SYS_RAWIO"
+        "CAP_SYS_ADMIN"
+      ];
+      DevicePolicy = "closed";
+      DeviceAllow = lib.mkOverride 50 [
+        "block-blkext rw"
+        "block-sd rw"
+        "char-nvme rw"
+      ];
+      ExecStart = ''
+        ${pkgs.prometheus-smartctl-exporter}/bin/smartctl_exporter ${args}
+      '';
+      PrivateDevices = lib.mkForce false;
+      ProtectProc = "invisible";
+      ProcSubset = "pid";
+      SupplementaryGroups = [ "disk" ];
+      SystemCallFilter = [ "@system-service" "~@privileged" ];
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/smokeping.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/smokeping.nix
new file mode 100644
index 000000000000..459f5842f546
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/smokeping.nix
@@ -0,0 +1,61 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.smokeping;
+  goDuration = types.mkOptionType {
+    name = "goDuration";
+    description = "Go duration (https://golang.org/pkg/time/#ParseDuration)";
+    check = x: types.str.check x && builtins.match "(-?[0-9]+(\.[0-9]+)?(ns|us|µs|ms|s|m|h))+" x != null;
+    inherit (types.str) merge;
+  };
+in
+{
+  port = 9374;
+  extraOpts = {
+    telemetryPath = mkOption {
+      type = types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+    pingInterval = mkOption {
+      type = goDuration;
+      default = "1s";
+      description = lib.mdDoc ''
+        Interval between pings.
+      '';
+    };
+    buckets = mkOption {
+      type = types.commas;
+      default = "5e-05,0.0001,0.0002,0.0004,0.0008,0.0016,0.0032,0.0064,0.0128,0.0256,0.0512,0.1024,0.2048,0.4096,0.8192,1.6384,3.2768,6.5536,13.1072,26.2144";
+      description = lib.mdDoc ''
+        List of buckets to use for the response duration histogram.
+      '';
+    };
+    hosts = mkOption {
+      type = with types; listOf str;
+      description = lib.mdDoc ''
+        List of endpoints to probe.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      AmbientCapabilities = [ "CAP_NET_RAW" ];
+      CapabilityBoundingSet = [ "CAP_NET_RAW" ];
+      ExecStart = ''
+        ${pkgs.prometheus-smokeping-prober}/bin/smokeping_prober \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --web.telemetry-path ${cfg.telemetryPath} \
+          --buckets ${cfg.buckets} \
+          --ping.interval ${cfg.pingInterval} \
+          --privileged \
+          ${concatStringsSep " \\\n  " cfg.extraFlags} \
+          ${concatStringsSep " " cfg.hosts}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/snmp.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/snmp.nix
new file mode 100644
index 000000000000..edc6e4b5022a
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/snmp.nix
@@ -0,0 +1,68 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.snmp;
+in
+{
+  port = 9116;
+  extraOpts = {
+    configurationPath = mkOption {
+      type = types.nullOr types.path;
+      default = null;
+      description = lib.mdDoc ''
+        Path to a snmp exporter configuration file. Mutually exclusive with 'configuration' option.
+      '';
+      example = literalExpression "./snmp.yml";
+    };
+
+    configuration = mkOption {
+      type = types.nullOr types.attrs;
+      default = null;
+      description = lib.mdDoc ''
+        Snmp exporter configuration as nix attribute set. Mutually exclusive with 'configurationPath' option.
+      '';
+      example = {
+        "default" = {
+          "version" = 2;
+          "auth" = {
+            "community" = "public";
+          };
+        };
+      };
+    };
+
+    logFormat = mkOption {
+      type = types.enum ["logfmt" "json"];
+      default = "logfmt";
+      description = lib.mdDoc ''
+        Output format of log messages.
+      '';
+    };
+
+    logLevel = mkOption {
+      type = types.enum ["debug" "info" "warn" "error"];
+      default = "info";
+      description = lib.mdDoc ''
+        Only log messages with the given severity or above.
+      '';
+    };
+  };
+  serviceOpts = let
+    configFile = if cfg.configurationPath != null
+                 then cfg.configurationPath
+                 else "${pkgs.writeText "snmp-exporter-conf.yml" (builtins.toJSON cfg.configuration)}";
+    in {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-snmp-exporter}/bin/snmp_exporter \
+          --config.file=${escapeShellArg configFile} \
+          --log.format=${escapeShellArg cfg.logFormat} \
+          --log.level=${cfg.logLevel} \
+          --web.listen-address=${cfg.listenAddress}:${toString cfg.port} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/sql.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/sql.nix
new file mode 100644
index 000000000000..678bc348679d
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/sql.nix
@@ -0,0 +1,108 @@
+{ config, lib, pkgs, options }:
+with lib;
+let
+  cfg = config.services.prometheus.exporters.sql;
+  cfgOptions = {
+    options = with types; {
+      jobs = mkOption {
+        type = attrsOf (submodule jobOptions);
+        default = { };
+        description = lib.mdDoc "An attrset of metrics scraping jobs to run.";
+      };
+    };
+  };
+  jobOptions = {
+    options = with types; {
+      interval = mkOption {
+        type = str;
+        description = lib.mdDoc ''
+          How often to run this job, specified in
+          [Go duration](https://golang.org/pkg/time/#ParseDuration) format.
+        '';
+      };
+      connections = mkOption {
+        type = listOf str;
+        description = lib.mdDoc "A list of connection strings of the SQL servers to scrape metrics from";
+      };
+      startupSql = mkOption {
+        type = listOf str;
+        default = [];
+        description = lib.mdDoc "A list of SQL statements to execute once after making a connection.";
+      };
+      queries = mkOption {
+        type = attrsOf (submodule queryOptions);
+        description = lib.mdDoc "SQL queries to run.";
+      };
+    };
+  };
+  queryOptions = {
+    options = with types; {
+      help = mkOption {
+        type = nullOr str;
+        default = null;
+        description = lib.mdDoc "A human-readable description of this metric.";
+      };
+      labels = mkOption {
+        type = listOf str;
+        default = [ ];
+        description = lib.mdDoc "A set of columns that will be used as Prometheus labels.";
+      };
+      query = mkOption {
+        type = str;
+        description = lib.mdDoc "The SQL query to run.";
+      };
+      values = mkOption {
+        type = listOf str;
+        description = lib.mdDoc "A set of columns that will be used as values of this metric.";
+      };
+    };
+  };
+
+  configFile =
+    if cfg.configFile != null
+    then cfg.configFile
+    else
+      let
+        nameInline = mapAttrsToList (k: v: v // { name = k; });
+        renameStartupSql = j: removeAttrs (j // { startup_sql = j.startupSql; }) [ "startupSql" ];
+        configuration = {
+          jobs = map renameStartupSql
+            (nameInline (mapAttrs (k: v: (v // { queries = nameInline v.queries; })) cfg.configuration.jobs));
+        };
+      in
+      builtins.toFile "config.yaml" (builtins.toJSON configuration);
+in
+{
+  extraOpts = {
+    configFile = mkOption {
+      type = with types; nullOr path;
+      default = null;
+      description = lib.mdDoc ''
+        Path to configuration file.
+      '';
+    };
+    configuration = mkOption {
+      type = with types; nullOr (submodule cfgOptions);
+      default = null;
+      description = lib.mdDoc ''
+        Exporter configuration as nix attribute set. Mutually exclusive with 'configFile' option.
+      '';
+    };
+  };
+
+  port = 9237;
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-sql-exporter}/bin/sql_exporter \
+          -web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          -config.file ${configFile} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+      RestrictAddressFamilies = [
+        # Need AF_UNIX to collect data
+        "AF_UNIX"
+      ];
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/statsd.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/statsd.nix
new file mode 100644
index 000000000000..d9d732d8c125
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/statsd.nix
@@ -0,0 +1,19 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.statsd;
+in
+{
+  port = 9102;
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-statsd-exporter}/bin/statsd_exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/surfboard.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/surfboard.nix
new file mode 100644
index 000000000000..b1d6760b40b3
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/surfboard.nix
@@ -0,0 +1,31 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.surfboard;
+in
+{
+  port = 9239;
+  extraOpts = {
+    modemAddress = mkOption {
+      type = types.str;
+      default = "192.168.100.1";
+      description = lib.mdDoc ''
+        The hostname or IP of the cable modem.
+      '';
+    };
+  };
+  serviceOpts = {
+    description = "Prometheus exporter for surfboard cable modem";
+    unitConfig.Documentation = "https://github.com/ipstatic/surfboard_exporter";
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-surfboard-exporter}/bin/surfboard_exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --modem-address ${cfg.modemAddress} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/systemd.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/systemd.nix
new file mode 100644
index 000000000000..2edd1de83e1b
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/systemd.nix
@@ -0,0 +1,22 @@
+{ config, pkgs, lib, ... }:
+
+with lib;
+
+let cfg = config.services.prometheus.exporters.systemd;
+
+in {
+  port = 9558;
+
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-systemd-exporter}/bin/systemd_exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} ${concatStringsSep " " cfg.extraFlags}
+      '';
+      RestrictAddressFamilies = [
+        # Need AF_UNIX to collect data
+        "AF_UNIX"
+      ];
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/tor.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/tor.nix
new file mode 100644
index 000000000000..7a9167110a27
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/tor.nix
@@ -0,0 +1,44 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.tor;
+in
+{
+  port = 9130;
+  extraOpts = {
+    torControlAddress = mkOption {
+      type = types.str;
+      default = "127.0.0.1";
+      description = lib.mdDoc ''
+        Tor control IP address or hostname.
+      '';
+    };
+
+    torControlPort = mkOption {
+      type = types.port;
+      default = 9051;
+      description = lib.mdDoc ''
+        Tor control port.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-tor-exporter}/bin/prometheus-tor-exporter \
+          -b ${cfg.listenAddress} \
+          -p ${toString cfg.port} \
+          -a ${cfg.torControlAddress} \
+          -c ${toString cfg.torControlPort} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+
+    # CPython requires a process to either have $HOME defined or run as a UID
+    # defined in /etc/passwd. The latter is false with DynamicUser, so define a
+    # dummy $HOME. https://bugs.python.org/issue10496
+    environment = { HOME = "/var/empty"; };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unbound.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unbound.nix
new file mode 100644
index 000000000000..f2336429d42f
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unbound.nix
@@ -0,0 +1,95 @@
+{ config
+, lib
+, pkgs
+, options
+}:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.unbound;
+in
+{
+  imports = [
+    (mkRemovedOptionModule [ "controlInterface" ] "This option was removed, use the `unbound.host` option instead.")
+    (mkRemovedOptionModule [ "fetchType" ] "This option was removed, use the `unbound.host` option instead.")
+    ({ options.warnings = options.warnings; options.assertions = options.assertions; })
+  ];
+
+  port = 9167;
+  extraOpts = {
+    telemetryPath = mkOption {
+      type = types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+
+    unbound = {
+      ca = mkOption {
+        type = types.nullOr types.path;
+        default = "/var/lib/unbound/unbound_server.pem";
+        example = null;
+        description = ''
+          Path to the Unbound server certificate authority
+        '';
+      };
+
+      certificate = mkOption {
+        type = types.nullOr types.path;
+        default = "/var/lib/unbound/unbound_control.pem";
+        example = null;
+        description = ''
+          Path to the Unbound control socket certificate
+        '';
+      };
+
+      key = mkOption {
+        type = types.nullOr types.path;
+        default = "/var/lib/unbound/unbound_control.key";
+        example = null;
+        description = ''
+          Path to the Unbound control socket key.
+        '';
+      };
+
+      host = mkOption {
+        type = types.str;
+        default = "tcp://127.0.0.1:8953";
+        example = "unix:///run/unbound/unbound.socket";
+        description = lib.mdDoc ''
+          Path to the unbound control socket. Supports unix domain sockets, as well as the TCP interface.
+        '';
+      };
+    };
+  };
+
+  serviceOpts = mkMerge ([{
+    serviceConfig = {
+      User = "unbound"; # to access the unbound_control.key
+      ExecStart = ''
+        ${pkgs.prometheus-unbound-exporter}/bin/unbound_exporter \
+          --unbound.host "${cfg.unbound.host}" \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --web.telemetry-path ${cfg.telemetryPath} \
+          ${optionalString (cfg.unbound.ca != null) "--unbound.ca ${cfg.unbound.ca}"} \
+          ${optionalString (cfg.unbound.certificate != null) "--unbound.cert ${cfg.unbound.certificate}"} \
+          ${optionalString (cfg.unbound.key != null) "--unbound.key ${cfg.unbound.key}"} \
+          ${toString cfg.extraFlags}
+      '';
+      RestrictAddressFamilies = [
+        "AF_UNIX"
+        "AF_INET"
+        "AF_INET6"
+      ];
+    } // optionalAttrs (!config.services.unbound.enable) {
+      DynamicUser = true;
+    };
+  }] ++ [
+    (mkIf config.services.unbound.enable {
+      after = [ "unbound.service" ];
+      requires = [ "unbound.service" ];
+    })
+  ]);
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unifi.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unifi.nix
new file mode 100644
index 000000000000..70f26d9783be
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unifi.nix
@@ -0,0 +1,66 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.unifi;
+in
+{
+  port = 9130;
+  extraOpts = {
+    unifiAddress = mkOption {
+      type = types.str;
+      example = "https://10.0.0.1:8443";
+      description = lib.mdDoc ''
+        URL of the UniFi Controller API.
+      '';
+    };
+
+    unifiInsecure = mkOption {
+      type = types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        If enabled skip the verification of the TLS certificate of the UniFi Controller API.
+        Use with caution.
+      '';
+    };
+
+    unifiUsername = mkOption {
+      type = types.str;
+      example = "ReadOnlyUser";
+      description = lib.mdDoc ''
+        username for authentication against UniFi Controller API.
+      '';
+    };
+
+    unifiPassword = mkOption {
+      type = types.str;
+      description = lib.mdDoc ''
+        Password for authentication against UniFi Controller API.
+      '';
+    };
+
+    unifiTimeout = mkOption {
+      type = types.str;
+      default = "5s";
+      example = "2m";
+      description = lib.mdDoc ''
+        Timeout including unit for UniFi Controller API requests.
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-unifi-exporter}/bin/unifi_exporter \
+          -telemetry.addr ${cfg.listenAddress}:${toString cfg.port} \
+          -unifi.addr ${cfg.unifiAddress} \
+          -unifi.username ${escapeShellArg cfg.unifiUsername} \
+          -unifi.password ${escapeShellArg cfg.unifiPassword} \
+          -unifi.timeout ${cfg.unifiTimeout} \
+          ${optionalString cfg.unifiInsecure "-unifi.insecure" } \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unpoller.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unpoller.nix
new file mode 100644
index 000000000000..3b7f978528cd
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/unpoller.nix
@@ -0,0 +1,37 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.unpoller;
+
+  configFile = pkgs.writeText "prometheus-unpoller-exporter.json" (generators.toJSON {} {
+    poller = { inherit (cfg.log) debug quiet; };
+    unifi = { inherit (cfg) controllers; };
+    influxdb.disable = true;
+    datadog.disable = true; # workaround for https://github.com/unpoller/unpoller/issues/442
+    prometheus = {
+      http_listen = "${cfg.listenAddress}:${toString cfg.port}";
+      report_errors = cfg.log.prometheusErrors;
+    };
+    inherit (cfg) loki;
+  });
+
+in {
+  port = 9130;
+
+  extraOpts = {
+    inherit (options.services.unpoller.unifi) controllers;
+    inherit (options.services.unpoller) loki;
+    log = {
+      debug = mkEnableOption (lib.mdDoc "debug logging including line numbers, high resolution timestamps, per-device logs");
+      quiet = mkEnableOption (lib.mdDoc "startup and error logs only");
+      prometheusErrors = mkEnableOption (lib.mdDoc "emitting errors to prometheus");
+    };
+  };
+
+  serviceOpts.serviceConfig = {
+    ExecStart = "${pkgs.unpoller}/bin/unpoller --config ${configFile}";
+    DynamicUser = false;
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/v2ray.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/v2ray.nix
new file mode 100644
index 000000000000..a019157c664b
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/v2ray.nix
@@ -0,0 +1,29 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.v2ray;
+in
+{
+  port = 9299;
+  extraOpts = {
+    v2rayEndpoint = mkOption {
+      type = types.str;
+      default = "127.0.0.1:54321";
+      description = lib.mdDoc ''
+        v2ray grpc api endpoint
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-v2ray-exporter}/bin/v2ray-exporter \
+          --v2ray-endpoint ${cfg.v2rayEndpoint} \
+          --listen ${cfg.listenAddress}:${toString cfg.port} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/varnish.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/varnish.nix
new file mode 100644
index 000000000000..a7e5b41dffc6
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/varnish.nix
@@ -0,0 +1,89 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.varnish;
+in
+{
+  port = 9131;
+  extraOpts = {
+    noExit = mkOption {
+      type = types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        Do not exit server on Varnish scrape errors.
+      '';
+    };
+    withGoMetrics = mkOption {
+      type = types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        Export go runtime and http handler metrics.
+      '';
+    };
+    verbose = mkOption {
+      type = types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        Enable verbose logging.
+      '';
+    };
+    raw = mkOption {
+      type = types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        Enable raw stdout logging without timestamps.
+      '';
+    };
+    varnishStatPath = mkOption {
+      type = types.str;
+      default = "varnishstat";
+      description = lib.mdDoc ''
+        Path to varnishstat.
+      '';
+    };
+    instance = mkOption {
+      type = types.nullOr types.str;
+      default = config.services.varnish.stateDir;
+      defaultText = lib.literalExpression "config.services.varnish.stateDir";
+      description = lib.mdDoc ''
+        varnishstat -n value.
+      '';
+    };
+    healthPath = mkOption {
+      type = types.nullOr types.str;
+      default = null;
+      description = lib.mdDoc ''
+        Path under which to expose healthcheck. Disabled unless configured.
+      '';
+    };
+    telemetryPath = mkOption {
+      type = types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+  };
+  serviceOpts = {
+    path = [ config.services.varnish.package ];
+    serviceConfig = {
+      RestartSec = mkDefault 1;
+      DynamicUser = false;
+      ExecStart = ''
+        ${pkgs.prometheus-varnish-exporter}/bin/prometheus_varnish_exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --web.telemetry-path ${cfg.telemetryPath} \
+          --varnishstat-path ${escapeShellArg cfg.varnishStatPath} \
+          ${concatStringsSep " \\\n  " (cfg.extraFlags
+            ++ optional (cfg.healthPath != null) "--web.health-path ${cfg.healthPath}"
+            ++ optional (cfg.instance != null) "-n ${escapeShellArg cfg.instance}"
+            ++ optional cfg.noExit "--no-exit"
+            ++ optional cfg.withGoMetrics "--with-go-metrics"
+            ++ optional cfg.verbose "--verbose"
+            ++ optional cfg.raw "--raw")}
+      '';
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/wireguard.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/wireguard.nix
new file mode 100644
index 000000000000..9b7590314936
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/wireguard.nix
@@ -0,0 +1,71 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.wireguard;
+in {
+  port = 9586;
+  imports = [
+    (mkRenamedOptionModule [ "addr" ] [ "listenAddress" ])
+    ({ options.warnings = options.warnings; options.assertions = options.assertions; })
+  ];
+  extraOpts = {
+    verbose = mkEnableOption (lib.mdDoc "verbose logging mode for prometheus-wireguard-exporter");
+
+    wireguardConfig = mkOption {
+      type = with types; nullOr (either path str);
+      default = null;
+
+      description = lib.mdDoc ''
+        Path to the Wireguard Config to
+        [add the peer's name to the stats of a peer](https://github.com/MindFlavor/prometheus_wireguard_exporter/tree/2.0.0#usage).
+
+        Please note that `networking.wg-quick` is required for this feature
+        as `networking.wireguard` uses
+        {manpage}`wg(8)`
+        to set the peers up.
+      '';
+    };
+
+    singleSubnetPerField = mkOption {
+      type = types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        By default, all allowed IPs and subnets are comma-separated in the
+        `allowed_ips` field. With this option enabled,
+        a single IP and subnet will be listed in fields like `allowed_ip_0`,
+        `allowed_ip_1` and so on.
+      '';
+    };
+
+    withRemoteIp = mkOption {
+      type = types.bool;
+      default = false;
+      description = lib.mdDoc ''
+        Whether or not the remote IP of a WireGuard peer should be exposed via prometheus.
+      '';
+    };
+  };
+  serviceOpts = {
+    path = [ pkgs.wireguard-tools ];
+
+    serviceConfig = {
+      AmbientCapabilities = [ "CAP_NET_ADMIN" ];
+      CapabilityBoundingSet = [ "CAP_NET_ADMIN" ];
+      ExecStart = ''
+        ${pkgs.prometheus-wireguard-exporter}/bin/prometheus_wireguard_exporter \
+          -p ${toString cfg.port} \
+          -l ${cfg.listenAddress} \
+          ${optionalString cfg.verbose "-v true"} \
+          ${optionalString cfg.singleSubnetPerField "-s true"} \
+          ${optionalString cfg.withRemoteIp "-r true"} \
+          ${optionalString (cfg.wireguardConfig != null) "-n ${escapeShellArg cfg.wireguardConfig}"}
+      '';
+      RestrictAddressFamilies = [
+        # Need AF_NETLINK to collect data
+        "AF_NETLINK"
+      ];
+    };
+  };
+}
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/zfs.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/zfs.nix
new file mode 100644
index 000000000000..ff12a52d49a9
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/zfs.nix
@@ -0,0 +1,44 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.zfs;
+in
+{
+  port = 9134;
+
+  extraOpts = {
+    telemetryPath = mkOption {
+      type = types.str;
+      default = "/metrics";
+      description = lib.mdDoc ''
+        Path under which to expose metrics.
+      '';
+    };
+
+    pools = mkOption {
+      type = with types; nullOr (listOf str);
+      default = [ ];
+      description = lib.mdDoc ''
+        Name of the pool(s) to collect, repeat for multiple pools (default: all pools).
+      '';
+    };
+  };
+
+  serviceOpts = {
+    # needs zpool
+    path = [ config.boot.zfs.package ];
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-zfs-exporter}/bin/zfs_exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --web.telemetry-path ${cfg.telemetryPath} \
+          ${concatMapStringsSep " " (x: "--pool=${x}") cfg.pools} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+      ProtectClock = false;
+      PrivateDevices = false;
+    };
+  };
+}