removed: promtail add alloy

2026-08-29 20:16:20 +00:00
parent 39d75acf06
commit e8e8845cd0
13 changed files with 350 additions and 92 deletions
@@ -0,0 +1,175 @@
+controller:
+  type: 'deployment'
+  tolerations:
+    - key: "infra.limbosolutions.com/dedicated"
+      operator: "Exists"
+      effect: "NoSchedule"
+  nodeSelector:
+    kubernetes.io/hostname: casa-minion-01
+alloy:
+
+  # https://grafana.com/docs/alloy/latest/collect/logs-in-kubernetes/
+  configMap:
+    content: |
+      // ============================================
+      // LOKI WRITE TARGET
+      // ============================================
+      loki.write "loki_srv" {
+        endpoint {
+          url = env("LOKI_URL")
+        }
+      }
+
+      // ============================================
+      // POD LOGS: DISCOVERY + RELABEL
+      // ============================================
+
+      // Discover Kubernetes pods
+      discovery.kubernetes "pod_logs" {
+        role = "pod"
+      }
+
+      discovery.relabel "pod_logs" {
+        targets = discovery.kubernetes.pod_logs.targets
+
+        rule {
+          source_labels = ["__meta_kubernetes_namespace"]
+          target_label  = "namespace"
+        }
+
+        rule {
+          source_labels = ["__meta_kubernetes_pod_name"]
+          regex        = "^(.+?)-[0-9a-zA-Z]{4,16}(?:-[0-9a-zA-Z]{4,16})?$"
+          replacement  = "$1"
+          target_label = "pod"
+        }
+
+        rule {
+          source_labels = ["__meta_kubernetes_pod_container_name"]
+          target_label = "container"
+        }
+
+        rule {
+          source_labels = ["__meta_kubernetes_node_name"]
+          target_label  = "node_name"
+        }
+
+        rule {
+          source_labels = [
+            "__meta_kubernetes_pod_controller_name",
+          ]
+          regex        = "([0-9a-z-.]+?)(-[0-9a-f]{8,10})?"
+          target_label = "controller_name"
+        }
+
+        rule {
+          source_labels = [
+            "__meta_kubernetes_pod_label_app_kubernetes_io_name",
+            "__meta_kubernetes_pod_label_app",
+            "controller_name",
+            "__meta_kubernetes_pod_name",
+          ]
+          regex        = "^;*([^;]+)(;.*)?$"
+          target_label = "app"
+        }
+
+        rule {
+          source_labels = [
+            "__meta_kubernetes_pod_label_app_kubernetes_io_component",
+            "__meta_kubernetes_pod_label_component",
+          ]
+          regex        = "^;*([^;]+)(;.*)?$"
+          target_label = "component"
+        }
+
+        rule {
+          source_labels = ["namespace", "app"]
+          separator     = "/"
+          target_label  = "job"
+        }
+
+        rule {
+          source_labels = ["job", "container"]
+          separator     = ":"
+          target_label  = "instance"
+        }
+        rule {
+          source_labels = ["__meta_kubernetes_pod_node_name"]
+          separator     = ":"
+          target_label  = "host"
+        }
+      }
+
+
+      // ============================================
+      // POD LOGS: SOURCE → PROCESS → WRITE
+      // ============================================
+
+      // Tail logs from Kubernetes pods
+      loki.source.kubernetes "pod_logs" {
+        // targets    = discovery.kubernetes.pod_logs.targets
+        targets    = discovery.relabel.pod_logs.output
+        forward_to = [loki.process.pod_logs.receiver]
+      }
+
+      // Add static labels and forward logs to Loki
+      loki.process "pod_logs" {
+
+        stage.static_labels {
+          values = {
+            cluster = env("CLUSTER_NAME"),
+            zone    = env("ZONE"),
+          }
+        }
+
+        forward_to = [loki.write.loki_srv.receiver]
+      }
+
+      // ============================================
+      // KUBERNETES EVENTS
+      // ============================================
+
+      // Tail Kubernetes events and convert them to log entries
+      loki.source.kubernetes_events "cluster_events" {
+        job_name   = "integrations/kubernetes/eventhandler"
+        log_format = "logfmt"
+        forward_to = [
+          loki.process.cluster_events.receiver,
+        ]
+      }
+
+      // Add static labels and forward events to Loki
+      loki.process "cluster_events" {
+        forward_to = [loki.write.loki_srv.receiver]
+
+        stage.static_labels {
+          values = {
+            cluster = env("CLUSTER_NAME"),
+            host    = "casa-kube",
+            job     = "cluster_events",
+            zone    = env("ZONE"),
+          }
+        }
+
+      //  stage.labels {
+      //    values = {
+      //      kubernetes_cluster_events = "job",
+      //    }
+      //  }
+      }
+
+ 
+  extraEnv:
+    - name: NODE_NAME
+      valueFrom:
+        fieldRef:
+          fieldPath: spec.nodeName
+    - name: CLUSTER_NAME
+      value: casa
+    - name: ZONE
+      value: casa-vlan
+    - name: LOKI_URL
+      valueFrom:
+        secretKeyRef:
+          name: alloy-global
+          key: loki_url