Merge pull request #305 from barrucadu/nya/vm

[nyarlathotep] Switch from promscale to VictoriaMetrics
barrucadu · Oct 17, 2024 · cb989b6 · cb989b6
2 parents 14decc7 + c32daea
commit cb989b6
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Showing 3 changed files with 90 additions and 83 deletions.
diff --git a/hosts/nyarlathotep/configuration.nix b/hosts/nyarlathotep/configuration.nix
@@ -22,7 +22,6 @@ with lib;
 let
   shares = [ "anime" "manga" "misc" "music" "movies" "tv" "torrents" ];
 
-  promscalePort = 9201;
   prometheusAwairExporterPort = 9517;
 
   httpdir = "${toString config.nixfiles.eraseYourDarlings.persistDir}/srv/http";
@@ -359,8 +358,8 @@ in
     provision = {
       datasources.settings.datasources = [
         {
-          name = "promscale";
-          url = "http://localhost:${toString promscalePort}";
+          name = "victoriametrics";
+          url = "http://${config.services.victoriametrics.listenAddress}";
           type = "prometheus";
         }
       ];
@@ -462,46 +461,27 @@ in
     };
   };
 
-  systemd.services.hledger-export-to-promscale = {
-    description = "Export personal finance data to promscale";
+  systemd.services.hledger-export-to-victoriametrics = {
+    description = "Export personal finance data to VictoriaMetrics";
     startAt = "daily";
     path = with pkgs; [ hledger ];
     serviceConfig = {
       ExecStart =
         let python = pkgs.python3.withPackages (ps: [ ps.requests ]);
-        in "${python}/bin/python3 ${pkgs.writeText "hledger-export-to-promscale.py" (fileContents ./jobs/hledger-export-to-promscale.py)}";
+        in "${python}/bin/python3 ${pkgs.writeText "hledger-export-to-victoriametrics.py" (fileContents ./jobs/hledger-export-to-victoriametrics.py)}";
       User = "barrucadu";
       Group = "users";
     };
     environment = {
       LEDGER_FILE = "/home/barrucadu/s/ledger/combined.journal";
-      PROMSCALE_URI = "http://localhost:${toString promscalePort}";
+      VICTORIAMETRICS_URI = "http://${config.services.victoriametrics.listenAddress}";
     };
   };
 
-  nixfiles.oci-containers.pods.promscale = {
-    containers = {
-      web = {
-        image = "timescale/promscale:latest";
-        cmd = [
-          "-db.host=promscale-db"
-          "-db.name=postgres"
-          "-db.password=promscale"
-          "-db.ssl-mode=allow"
-          "-web.enable-admin-api=true"
-          "-metrics.promql.lookback-delta=168h"
-        ];
-        dependsOn = [ "promscale-db" ];
-        ports = [{ host = promscalePort; inner = 9201; }];
-      };
-      db = {
-        image = "timescaledev/promscale-extension:latest-ts2-pg14";
-        environment = {
-          POSTGRES_PASSWORD = "promscale";
-        };
-        volumes = [{ name = "pgdata"; inner = "/var/lib/postgresql/data"; }];
-      };
-    };
+  services.victoriametrics = {
+    enable = true;
+    listenAddress = "127.0.0.1:8428";
+    retentionPeriod = 1200;
   };