add loki

2024-04-14 17:57:09 +02:00
parent b00533bf64
commit c14539cbe3
2 changed files with 69 additions and 0 deletions
--- a/modules/services/grafana.nix
+++ b/modules/services/grafana.nix
@@ -87,4 +87,44 @@ in
  #  metrics-addr = "127.0.0.1:9323";
  #  experimental = true;
  #};
+
+  # Logs
+  services.loki = {
+    enable = true;
+    dataDir = "/mnt/250ssd/loki";
+    configFile = ./grafana/loki.yml;
+  };
+
+  services.promtail = {
+    enable = true;
+    configuration = {
+      server = {
+        http_listen_port = 28183;
+        grpc_listen_port = 0;
+        log_level = "warn";
+      };
+      positions.filename = "/tmp/positions.yaml";
+      clients = [
+        { url = "http://127.0.0.1:3100/loki/api/v1/push"; }
+      ];
+      scrape_configs = [
+        {
+          job_name = "journal";
+          journal = {
+            max_age = "24h";
+            labels = {
+              job = "systemd-journal";
+              host = "127.0.0.1";
+            };
+          };
+          relabel_configs = [
+            {
+              source_labels = [ "__journal__systemd_unit" ];
+              target_label = "unit";
+            }
+          ];
+        }
+      ];
+    };
+  };
 }