75 lines
1.7 KiB
Nix
75 lines
1.7 KiB
Nix
{
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nodes,
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lib,
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config,
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...
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}:
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with lib; let
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name = "prometheus";
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cfg = config.services.skynet."${name}";
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in {
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imports = [];
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options.services.skynet."${name}" = {
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server = {
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enable = mkEnableOption "Prometheus Server";
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host = {
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ip = mkOption {
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type = types.str;
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};
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name = mkOption {
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type = types.str;
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};
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};
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port = mkOption {
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type = types.port;
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default = 9001;
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};
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other_nodes = mkOption {
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type = types.listOf types.str;
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default = [];
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description = ''
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To add other nodes outside of nix, specify ip and port that server should listen to here
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'';
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};
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};
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port_collecter = mkOption {
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type = types.port;
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default = 9002;
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};
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};
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config = mkMerge [
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{
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services.prometheus.exporters.node = {
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enable = true;
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# most collectors are on by default see https://github.com/prometheus/node_exporter for more options
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enabledCollectors = ["systemd"];
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port = cfg.port_collecter;
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};
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# make sure the port is open
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networking.firewall.allowedTCPPorts = [cfg.port_collecter];
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}
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(mkIf cfg.server.enable {
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services.prometheus = {
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enable = true;
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port = cfg.server.port;
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scrapeConfigs = [
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{
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job_name = "node_exporter";
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static_configs = [
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{
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targets = (lib.attrsets.mapAttrsToList (key: value: "${value.config.deployment.targetHost}:${toString cfg.port_collecter}") nodes) ++ cfg.server.other_nodes;
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}
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];
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}
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];
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};
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})
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];
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}
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