From 69089e990ef5ba048820b86e4470ec4e439b4c7c Mon Sep 17 00:00:00 2001
From: Marek Mahut <marek.mahut@gmail.com>
Date: Mon, 12 Aug 2019 13:15:36 +0200
Subject: modules: adding metabase service

---
 nixos/modules/services/misc/metabase.nix | 103 +++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 nixos/modules/services/misc/metabase.nix

(limited to 'nixos/modules/services/misc/metabase.nix')

diff --git a/nixos/modules/services/misc/metabase.nix b/nixos/modules/services/misc/metabase.nix
new file mode 100644
index 000000000000..e78100a046a2
--- /dev/null
+++ b/nixos/modules/services/misc/metabase.nix
@@ -0,0 +1,103 @@
+{ config, lib, pkgs, ... }:
+
+let
+  cfg = config.services.metabase;
+
+  inherit (lib) mkEnableOption mkIf mkOption;
+  inherit (lib) optional optionalAttrs types;
+
+  dataDir = "/var/lib/metabase";
+
+in {
+
+  options = {
+
+    services.metabase = {
+      enable = mkEnableOption "Metabase service";
+
+      listen = {
+        ip = mkOption {
+          type = types.str;
+          default = "0.0.0.0";
+          description = ''
+            IP address that Metabase should listen on.
+          '';
+        };
+
+        port = mkOption {
+          type = types.port;
+          default = 3000;
+          description = ''
+            Listen port for Metabase.
+          '';
+        };
+      };
+
+      ssl = {
+        enable = mkOption {
+          type = types.bool;
+          default = false;
+          description = ''
+            Whether to enable SSL (https) support.
+          '';
+        };
+
+        port = mkOption {
+          type = types.port;
+          default = 8443;
+          description = ''
+            Listen port over SSL (https) for Metabase.
+          '';
+        };
+
+        keystore = mkOption {
+          type = types.nullOr types.path;
+          default = "${dataDir}/metabase.jks";
+          example = "/etc/secrets/keystore.jks";
+          description = ''
+            <link xlink:href="https://www.digitalocean.com/community/tutorials/java-keytool-essentials-working-with-java-keystores">Java KeyStore</link> file containing the certificates.
+          '';
+        };
+
+      };
+
+      openFirewall = mkOption {
+        type = types.bool;
+        default = false;
+        description = ''
+          Open ports in the firewall for Metabase.
+        '';
+      };
+    };
+
+  };
+
+  config = mkIf cfg.enable {
+
+    systemd.services.metabase = {
+      description = "Metabase server";
+      wantedBy = [ "multi-user.target" ];
+      after = [ "network-online.target" ];
+      environment = {
+        MB_PLUGINS_DIR = "${dataDir}/plugins";
+        MB_DB_FILE = "${dataDir}/metabase.db";
+        MB_JETTY_HOST = cfg.listen.ip;
+        MB_JETTY_PORT = toString cfg.listen.port;
+      } // optionalAttrs (cfg.ssl.enable) {
+        MB_JETTY_SSL = true;
+        MB_JETTY_SSL_PORT = toString cfg.ssl.port;
+        MB_JETTY_SSL_KEYSTORE = cfg.ssl.keystore;
+      };
+      serviceConfig = {
+        DynamicUser = true;
+        StateDirectory = baseNameOf dataDir;
+        ExecStart = "${pkgs.metabase}/bin/metabase";
+      };
+    };
+
+    networking.firewall = mkIf cfg.openFirewall {
+      allowedTCPPorts = [ cfg.listen.port ] ++ optional cfg.ssl.enable cfg.ssl.port;
+    };
+
+  };
+}
-- 
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