commit 2715222f0cca9327f896a2ec1ed2de0b7934ad17 · pyrox.dev/nixpkgs

nixos/modules/module-list.nix

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         ./services/monitoring/monit.nix

     

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         ./services/monitoring/munin.nix

     

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         ./services/monitoring/nagios.nix

     

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         ./services/monitoring/netdata.nix

     

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         ./services/monitoring/prometheus/default.nix

     

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         ./services/monitoring/prometheus/node-exporter.nix

     

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         ./services/monitoring/prometheus/alertmanager.nix

+78

nixos/modules/services/monitoring/netdata.nix

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       { config, pkgs, lib, ... }:

     

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       with lib;

     

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       let

     

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         cfg = config.services.netdata;

     

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         configFile = pkgs.writeText "netdata.conf" cfg.configText;

     

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         defaultUser = "netdata";

     

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       in {

     

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         options = {

     

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           services.netdata = {

     

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             enable = mkOption {

     

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               default = false;

     

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               type = types.bool;

     

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               description = "Whether to enable netdata monitoring.";

     

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             };

     

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             user = mkOption {

     

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               type = types.str;

     

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               default = "netdata";

     

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               description = "User account under which netdata runs.";

     

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             };

     

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             group = mkOption {

     

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               type = types.str;

     

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               default = "netdata";

     

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               description = "Group under which netdata runs.";

     

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             };

     

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             configText = mkOption {

     

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               type = types.lines;

     

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               default = "";

     

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               description = "netdata.conf configuration.";

     

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               example = ''

     

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                 [global]

     

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                 debug log = syslog

     

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                 access log = syslog

     

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                 error log = syslog

     

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               '';

     

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             };

     

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           };

     

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         };

     

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         config = mkIf cfg.enable {

     

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           systemd.services.netdata = {

     

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             description = "Real time performance monitoring";

     

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             after = [ "network.target" ];

     

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             wantedBy = [ "multi-user.target" ];

     

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             preStart = concatStringsSep "\n" (map (dir: ''

     

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               mkdir -vp ${dir}

     

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               chmod 750 ${dir}

     

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               chown -R ${cfg.user}:${cfg.group} ${dir}

     

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               '') [ "/var/cache/netdata"

     

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                     "/var/log/netdata"

     

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                     "/var/lib/netdata" ]);

     

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             serviceConfig = {

     

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               User = cfg.user;

     

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               Group = cfg.group;

     

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               PermissionsStartOnly = true;

     

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               ExecStart = "${pkgs.netdata}/bin/netdata -D -c ${configFile}";

     

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               TimeoutStopSec = 60;

     

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             };

     

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           };

     

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           users.extraUsers = optional (cfg.user == defaultUser) {

     

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             name = defaultUser;

     

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           };

     

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           users.extraGroups = optional (cfg.group == defaultUser) {

     

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             name = defaultUser;

     

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           };

     

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         };

     

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       }