forked from mirrors/nixpkgs
137 lines
3.2 KiB
Nix
137 lines
3.2 KiB
Nix
{ config, lib, pkgs, ... }:
|
|
|
|
with lib;
|
|
|
|
let
|
|
cfg = config.services.scollector;
|
|
|
|
collectors = pkgs.runCommand "collectors" {}
|
|
''
|
|
mkdir -p $out
|
|
${lib.concatStringsSep
|
|
"\n"
|
|
(lib.mapAttrsToList
|
|
(frequency: binaries:
|
|
"mkdir -p $out/${frequency}\n" +
|
|
(lib.concatStringsSep
|
|
"\n"
|
|
(map (path: "ln -s ${path} $out/${frequency}/$(basename ${path})")
|
|
binaries)))
|
|
cfg.collectors)}
|
|
'';
|
|
|
|
conf = pkgs.writeText "scollector.toml" ''
|
|
Host = "${cfg.bosunHost}"
|
|
ColDir = "${collectors}"
|
|
${cfg.extraConfig}
|
|
'';
|
|
|
|
in {
|
|
|
|
options = {
|
|
|
|
services.scollector = {
|
|
|
|
enable = mkOption {
|
|
type = types.bool;
|
|
default = false;
|
|
description = ''
|
|
Whether to run scollector.
|
|
'';
|
|
};
|
|
|
|
package = mkOption {
|
|
type = types.package;
|
|
default = pkgs.scollector;
|
|
defaultText = "pkgs.scollector";
|
|
example = literalExample "pkgs.scollector";
|
|
description = ''
|
|
scollector binary to use.
|
|
'';
|
|
};
|
|
|
|
user = mkOption {
|
|
type = types.string;
|
|
default = "scollector";
|
|
description = ''
|
|
User account under which scollector runs.
|
|
'';
|
|
};
|
|
|
|
group = mkOption {
|
|
type = types.string;
|
|
default = "scollector";
|
|
description = ''
|
|
Group account under which scollector runs.
|
|
'';
|
|
};
|
|
|
|
bosunHost = mkOption {
|
|
type = types.string;
|
|
default = "localhost:8070";
|
|
description = ''
|
|
Host and port of the bosun server that will store the collected
|
|
data.
|
|
'';
|
|
};
|
|
|
|
collectors = mkOption {
|
|
type = with types; attrsOf (listOf path);
|
|
default = {};
|
|
example = literalExample "{ \"0\" = [ \"\${postgresStats}/bin/collect-stats\" ]; }";
|
|
description = ''
|
|
An attribute set mapping the frequency of collection to a list of
|
|
binaries that should be executed at that frequency. You can use "0"
|
|
to run a binary forever.
|
|
'';
|
|
};
|
|
|
|
extraOpts = mkOption {
|
|
type = with types; listOf str;
|
|
default = [];
|
|
example = [ "-d" ];
|
|
description = ''
|
|
Extra scollector command line options
|
|
'';
|
|
};
|
|
|
|
extraConfig = mkOption {
|
|
type = types.lines;
|
|
default = "";
|
|
description = ''
|
|
Extra scollector configuration added to the end of scollector.toml
|
|
'';
|
|
};
|
|
|
|
};
|
|
|
|
};
|
|
|
|
config = mkIf config.services.scollector.enable {
|
|
|
|
systemd.services.scollector = {
|
|
description = "scollector metrics collector (part of Bosun)";
|
|
wantedBy = [ "multi-user.target" ];
|
|
|
|
path = [ pkgs.coreutils pkgs.iproute ];
|
|
|
|
serviceConfig = {
|
|
PermissionsStartOnly = true;
|
|
User = cfg.user;
|
|
Group = cfg.group;
|
|
ExecStart = "${cfg.package.bin}/bin/scollector -conf=${conf} ${lib.concatStringsSep " " cfg.extraOpts}";
|
|
};
|
|
};
|
|
|
|
users.extraUsers.scollector = {
|
|
description = "scollector user";
|
|
group = "scollector";
|
|
uid = config.ids.uids.scollector;
|
|
};
|
|
|
|
users.extraGroups.scollector.gid = config.ids.gids.scollector;
|
|
|
|
};
|
|
|
|
}
|