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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.qdrant;
settingsFormat = pkgs.formats.yaml { };
configFile = settingsFormat.generate "config.yaml" cfg.settings;
in {
options = {
services.qdrant = {
enable = mkEnableOption (lib.mdDoc "Vector Search Engine for the next generation of AI applications");
settings = mkOption {
description = lib.mdDoc ''
Configuration for Qdrant
Refer to <https://github.com/qdrant/qdrant/blob/master/config/config.yaml> for details on supported values.
'';
type = settingsFormat.type;
example = {
storage = {
storage_path = "/var/lib/qdrant/storage";
snapshots_path = "/var/lib/qdrant/snapshots";
};
hsnw_index = {
on_disk = true;
};
service = {
host = "127.0.0.1";
http_port = 6333;
grpc_port = 6334;
};
telemetry_disabled = true;
};
defaultText = literalExpression ''
{
storage = {
storage_path = "/var/lib/qdrant/storage";
snapshots_path = "/var/lib/qdrant/snapshots";
};
hsnw_index = {
on_disk = true;
};
service = {
host = "127.0.0.1";
http_port = 6333;
grpc_port = 6334;
};
telemetry_disabled = true;
}
'';
};
};
};
config = mkIf cfg.enable {
services.qdrant.settings = {
storage.storage_path = mkDefault "/var/lib/qdrant/storage";
storage.snapshots_path = mkDefault "/var/lib/qdrant/snapshots";
# The following default values are the same as in the default config,
# they are just written here for convenience.
storage.on_disk_payload = mkDefault true;
storage.wal.wal_capacity_mb = mkDefault 32;
storage.wal.wal_segments_ahead = mkDefault 0;
storage.performance.max_search_threads = mkDefault 0;
storage.performance.max_optimization_threads = mkDefault 1;
storage.optimizers.deleted_threshold = mkDefault 0.2;
storage.optimizers.vacuum_min_vector_number = mkDefault 1000;
storage.optimizers.default_segment_number = mkDefault 0;
storage.optimizers.max_segment_size_kb = mkDefault null;
storage.optimizers.memmap_threshold_kb = mkDefault null;
storage.optimizers.indexing_threshold_kb = mkDefault 20000;
storage.optimizers.flush_interval_sec = mkDefault 5;
storage.optimizers.max_optimization_threads = mkDefault 1;
storage.hnsw_index.m = mkDefault 16;
storage.hnsw_index.ef_construct = mkDefault 100;
storage.hnsw_index.full_scan_threshold_kb = mkDefault 10000;
storage.hnsw_index.max_indexing_threads = mkDefault 0;
storage.hnsw_index.on_disk = mkDefault false;
storage.hnsw_index.payload_m = mkDefault null;
service.max_request_size_mb = mkDefault 32;
service.max_workers = mkDefault 0;
service.http_port = mkDefault 6333;
service.grpc_port = mkDefault 6334;
service.enable_cors = mkDefault true;
cluster.enabled = mkDefault false;
# the following have been altered for security
service.host = mkDefault "127.0.0.1";
telemetry_disabled = mkDefault true;
};
systemd.services.qdrant = {
description = "Vector Search Engine for the next generation of AI applications";
wantedBy = [ "multi-user.target" ];
after = [ "network.target" ];
serviceConfig = {
LimitNOFILE=65536;
ExecStart = "${pkgs.qdrant}/bin/qdrant --config-path ${configFile}";
DynamicUser = true;
Restart = "on-failure";
StateDirectory = "qdrant";
CapabilityBoundingSet = "";
NoNewPrivileges = true;
PrivateTmp = true;
ProtectHome = true;
ProtectClock = true;
ProtectProc = "noaccess";
ProcSubset = "pid";
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
ProtectControlGroups = true;
ProtectHostname = true;
RestrictSUIDSGID = true;
RestrictRealtime = true;
RestrictNamespaces = true;
LockPersonality = true;
RemoveIPC = true;
SystemCallFilter = [ "@system-service" "~@privileged" ];
};
};
};
}
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