Merge pull request #98746 from mayflower/postfix-exporter-group

prometheus postfix exporter: misc
This commit is contained in:
WilliButz 2020-09-27 22:37:38 +02:00 committed by GitHub
commit e736a990c1
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3 changed files with 23 additions and 6 deletions

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@ -229,6 +229,8 @@ in
})] ++ [(mkIf config.services.nginx.enable {
systemd.services.prometheus-nginx-exporter.after = [ "nginx.service" ];
systemd.services.prometheus-nginx-exporter.requires = [ "nginx.service" ];
})] ++ [(mkIf config.services.postfix.enable {
services.prometheus.exporters.postfix.group = mkDefault config.services.postfix.setgidGroup;
})] ++ (mapAttrsToList (name: conf:
mkExporterConf {
inherit name;

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@ -8,6 +8,15 @@ in
{
port = 9154;
extraOpts = {
group = mkOption {
type = types.str;
description = ''
Group under which the postfix exporter shall be run.
It should match the group that is allowed to access the
<literal>showq</literal> socket in the <literal>queue/public/</literal> directory.
Defaults to <literal>services.postfix.setgidGroup</literal> when postfix is enabled.
'';
};
telemetryPath = mkOption {
type = types.str;
default = "/metrics";
@ -26,16 +35,20 @@ in
};
showqPath = mkOption {
type = types.path;
default = "/var/spool/postfix/public/showq";
example = "/var/lib/postfix/queue/public/showq";
default = "/var/lib/postfix/queue/public/showq";
example = "/var/spool/postfix/public/showq";
description = ''
Path where Postfix places it's showq socket.
Path where Postfix places its showq socket.
'';
};
systemd = {
enable = mkEnableOption ''
reading metrics from the systemd-journal instead of from a logfile
'';
enable = mkOption {
type = types.bool;
default = true;
description = ''
Whether to enable reading metrics from the systemd journal instead of from a logfile
'';
};
unit = mkOption {
type = types.str;
default = "postfix.service";

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@ -466,10 +466,12 @@ let
};
exporterTest = ''
wait_for_unit("prometheus-postfix-exporter.service")
wait_for_file("/var/lib/postfix/queue/public/showq")
wait_for_open_port(9154)
succeed(
"curl -sSf http://localhost:9154/metrics | grep -q 'postfix_smtpd_connects_total 0'"
)
succeed("curl -sSf http://localhost:9154/metrics | grep -q 'postfix_up{.*} 1'")
'';
};