Add the monitoring stack

kubernetes/promtail/configmap.yaml

@@ -0,0 +1,85 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: promtail-config
+  namespace: monitoring
+data:
+  promtail.yaml: |
+    server:
+      http_listen_port: 3101
+      grpc_listen_port: 0
+
+    positions:
+      filename: /run/promtail/positions.yaml
+
+    clients:
+      - url: http://loki.monitoring.svc.cluster.local:3100/loki/api/v1/push
+        tenant_id: talos-cluster
+
+    scrape_configs:
+      # Container logs from /var/log/pods
+      - job_name: kubernetes-pods
+        kubernetes_sd_configs:
+          - role: pod
+        pipeline_stages:
+          - cri: {}
+        relabel_configs:
+          # Only scrape pods with promtail.io/scrape annotation (or all by default)
+          - source_labels:
+              - __meta_kubernetes_pod_annotation_promtail_io_scrape
+            action: drop
+            regex: false
+          
+          # Use pod name as instance
+          - source_labels:
+              - __meta_kubernetes_pod_name
+            target_label: instance
+          
+          # Namespace label
+          - source_labels:
+              - __meta_kubernetes_namespace
+            target_label: namespace
+          
+          # Pod name label
+          - source_labels:
+              - __meta_kubernetes_pod_name
+            target_label: pod
+          
+          # Container name label
+          - source_labels:
+              - __meta_kubernetes_pod_container_name
+            target_label: container
+          
+          # Node name label
+          - source_labels:
+              - __meta_kubernetes_pod_node_name
+            target_label: node
+          
+          # App label (from pod labels)
+          - source_labels:
+              - __meta_kubernetes_pod_label_app
+            target_label: app
+          
+          # App.kubernetes.io/name label
+          - source_labels:
+              - __meta_kubernetes_pod_label_app_kubernetes_io_name
+            target_label: app
+            regex: (.+)
+            action: replace
+          
+          # Set path to container log file
+          - source_labels:
+              - __meta_kubernetes_pod_uid
+              - __meta_kubernetes_pod_container_name
+            target_label: __path__
+            separator: /
+            replacement: /var/log/pods/*$1/*.log
+
+      # Talos system logs (if mounted)
+      - job_name: talos-system
+        static_configs:
+          - targets:
+              - localhost
+            labels:
+              job: talos-system
+              __path__: /var/log/containers/*.log