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ildkule: add postgres exporter for knakelibrak

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This commit is contained in:
Oystein Kristoffer Tveit
2023-01-26 02:16:38 +01:00
parent f3d143cfb9
commit efc8eb7ffc
2 changed files with 41 additions and 12 deletions
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48
hosts/ildkule/services/metrics/prometheus/postgres.nix
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@@ -1,18 +1,34 @@
{ config, values, ... }: let
{ pkgs, lib, config, values, ... }: let
cfg = config.services.prometheus;
in {
sops.secrets."keys/postgres/postgres_exporter_env" = {
sops.secrets = {
"keys/postgres/postgres_exporter_env" = {};
"keys/postgres/postgres_exporter_knakelibrak_env" = {};
};
services.prometheus = {
scrapeConfigs = [{
job_name = "postgres";
scrape_interval = "15s";
static_configs = [{
targets = [ "localhost:${toString cfg.exporters.postgres.port}" ];
}];
}];
scrapeConfigs = [
{
job_name = "postgres";
scrape_interval = "15s";
static_configs = [{
targets = [ "localhost:${toString cfg.exporters.postgres.port}" ];
labels = {
server = "bicep";
};
}];
}
{
job_name = "postgres-knakelibrak";
scrape_interval = "15s";
static_configs = [{
targets = [ "localhost:${toString (cfg.exporters.postgres.port + 1)}" ];
labels = {
server = "knakelibrak";
};
}];
}
];
exporters.postgres = {
enable = true;
@@ -20,4 +36,16 @@ in {
environmentFile = config.sops.secrets."keys/postgres/postgres_exporter_env".path;
};
};
systemd.services.prometheus-postgres-exporter-knakelibrak.serviceConfig = let
localCfg = config.services.prometheus.exporters.postgres;
in lib.recursiveUpdate config.systemd.services.prometheus-postgres-exporter.serviceConfig {
EnvironmentFile = config.sops.secrets."keys/postgres/postgres_exporter_knakelibrak_env".path;
ExecStart = ''
${pkgs.prometheus-postgres-exporter}/bin/postgres_exporter \
--web.listen-address ${localCfg.listenAddress}:${toString (localCfg.port + 1)} \
--web.telemetry-path ${localCfg.telemetryPath} \
${lib.concatStringsSep " \\\n " localCfg.extraFlags}
'';
};
}