replace promtail with alloy

clusters/cl01tl/helm/loki/Chart.lock

@@ -2,8 +2,8 @@ dependencies:
 - name: loki
   repository: https://grafana.github.io/helm-charts
   version: 6.49.0
-- name: promtail
+- name: alloy
   repository: https://grafana.github.io/helm-charts
-  version: 6.17.1
-digest: sha256:56aa7fd5ac7a16617b60e4a3f501aeeec1bdfbb3d67a41b45f33d3a4cbbed07e
-generated: "2025-12-14T20:36:23.645088704Z"
+  version: 1.5.1
+digest: sha256:f67da7cd3bea0b23c88a2e1a6f912444d7adcc7cacd690f5dcdf5b4ea7e660bc
+generated: "2025-12-27T18:21:05.367034-06:00"

clusters/cl01tl/helm/loki/Chart.yaml

@@ -18,8 +18,11 @@ dependencies:
   - name: loki
     version: 6.49.0
     repository: https://grafana.github.io/helm-charts
-  - name: promtail
-    version: 6.17.1
+  # - name: promtail
+  #   version: 6.17.1
+  #   repository: https://grafana.github.io/helm-charts
+  - name: alloy
+    version: 1.5.1
     repository: https://grafana.github.io/helm-charts
 icon: https://cdn.jsdelivr.net/gh/selfhst/icons/png/loki.png
 # renovate: github=grafana/loki

clusters/cl01tl/helm/loki/values.yaml

@@ -62,3 +62,43 @@ promtail:
     clients:
       - url: http://loki-gateway.loki.svc.cluster.local:80/loki/api/v1/push
         tenant_id: 1
+alloy:
+  crds:
+    create: true
+  configMap:
+    create: true
+    content: |
+      discovery.kubernetes "pods" {
+        role = "pod"
+      }
+
+      discovery.relabel "pod_logs" {
+        targets = discovery.kubernetes.pods.targets
+        rule {
+          source_labels = ["__meta_kubernetes_namespace"]
+          target_label  = "namespace"
+        }
+        rule {
+          source_labels = ["__meta_kubernetes_pod_name"]
+          target_label  = "pod"
+        }
+        rule {
+          source_labels = ["__meta_kubernetes_pod_container_name"]
+          target_label  = "container"
+        }
+      }
+
+      loki.source.kubernetes "pod_logs" {
+        targets    = discovery.relabel.pod_logs.output
+        forward_to = [loki.write.loki_endpoint.receiver]
+      }
+
+      loki.write "loki_endpoint" {
+        endpoint {
+          url = "http://loki-gateway.loki.svc.cluster.local:80/loki/api/v1/push"
+        }
+      }
+  controller:
+    type: 'daemonset'
+  serviceMonitor:
+    enabled: true