add grafana loki promtail for monitoring

2025-07-06 21:16:35 +05:30 · 2024-07-29 00:27:55 +05:30
parent ce75d3e6aa
commit f6ef05a057
4 changed files with 166 additions and 0 deletions
--- a/modules/nixos/monitoring/promtail.nix
+++ b/modules/nixos/monitoring/promtail.nix
@ -0,0 +1,40 @@
+{...}: {
+  services = {
+    promtail = {
+      enable = true;
+      configuration = {
+        server = {
+          http_listen_port = 9080;
+          grpc_listen_port = 0;
+        };
+        positions = {
+          filename = "/var/lib/promtail/positions.yaml";
+        };
+        clients = [
+          {
+            url = "https://loki.0xtux.com/loki/api/v1/push";
+          }
+        ];
+        scrape_configs = [
+          {
+            job_name = "journal";
+            journal = {
+              max_age = "12h";
+              labels = {
+                job = "systemd-journal";
+              };
+            };
+            relabel_configs = [
+              {
+                source_labels = [
+                  "__journal__systemd_unit"
+                ];
+                target_label = "unit";
+              }
+            ];
+          }
+        ];
+      };
+    };
+  };
+}