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75 lines
1.4 KiB
Nix
75 lines
1.4 KiB
Nix
{ config, lib, pkgs, ... }:
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let
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cfg = config.services.clickhouse;
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confDir = "/etc/clickhouse-server";
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stateDir = "/var/lib/clickhouse";
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in
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with lib;
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{
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###### interface
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options = {
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services.clickhouse = {
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enable = mkOption {
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default = false;
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description = "Whether to enable ClickHouse database server.";
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};
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};
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};
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###### implementation
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config = mkIf cfg.enable {
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users.extraUsers.clickhouse = {
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name = "clickhouse";
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uid = config.ids.uids.clickhouse;
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group = "clickhouse";
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description = "ClickHouse server user";
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};
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users.extraGroups.clickhouse.gid = config.ids.gids.clickhouse;
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systemd.services.clickhouse = {
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description = "ClickHouse server";
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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preStart = ''
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mkdir -p ${stateDir}
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chown clickhouse:clickhouse ${confDir} ${stateDir}
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'';
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script = ''
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cd "${confDir}"
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exec ${pkgs.clickhouse}/bin/clickhouse-server
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'';
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serviceConfig = {
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User = "clickhouse";
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Group = "clickhouse";
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PermissionsStartOnly = true;
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};
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};
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environment.etc = {
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"clickhouse-server/config.xml" = {
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source = "${pkgs.clickhouse}/etc/clickhouse-server/config.xml";
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};
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"clickhouse-server/users.xml" = {
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source = "${pkgs.clickhouse}/etc/clickhouse-server/users.xml";
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};
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};
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};
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}
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