adding loki

resources/chaosknoten/grafana/docker_compose/compose.yaml.j2

@@ -55,7 +55,19 @@ services:
       - /dev/null:/etc/prometheus/pve.yml
 
 
+  loki:
+    image: grafana/loki:3
+    container_name: loki
+    ports:
+      - 13100:3100
+      - 19099:9099
+    restart: unless-stopped
+    volumes:
+      - ./configs/loki.yaml:/etc/loki/local-config.yaml
+      - loki_data:/var/loki
+
 volumes:
   graf_data: {}
   prom_data: {}
   alertmanager_data: {}
+  loki_data: {}

resources/chaosknoten/grafana/docker_compose/grafana-datasource.yml

@@ -7,3 +7,15 @@ datasources:
     isDefault: true
     access: proxy
     editable: true
+  - name: Loki
+    type: loki
+    url: http://loki:3100
+    access: proxy
+    editable: true
+    jsonData:
+      timeout: 60
+      maxLines: 3000
+      httpHeaderName1: "X-Scope-OrgID"
+    secureJsonData:
+      httpHeaderValue1: "chaos"
+

resources/chaosknoten/grafana/docker_compose/loki.yaml

@@ -0,0 +1,52 @@
+auth_enabled: true
+
+server:
+  http_listen_port: 3100
+  grpc_listen_port: 9099
+  log_level: warn
+
+limits_config:
+  retention_period: 14d
+
+common:
+  instance_addr: 127.0.0.1
+  path_prefix: /var/loki
+  storage:
+    filesystem:
+      chunks_directory: /var/loki/chunks
+      rules_directory: /var/loki/rules
+  replication_factor: 1
+  ring:
+    kvstore:
+      store: inmemory
+
+storage_config:
+  filesystem:
+    directory: /var/loki/chunks
+  index_queries_cache_config:
+    embedded_cache:
+      enabled: true
+      max_size_mb: 80
+      ttl: 30m
+
+schema_config:
+  configs:
+    - from: 2025-04-28
+      store: tsdb
+      object_store: filesystem
+      schema: v13
+      index:
+        prefix: index_
+        period: 24h
+
+chunk_store_config:
+  chunk_cache_config:
+    embedded_cache:
+      enabled: true
+      max_size_mb: 80
+      ttl: 30m
+  write_dedupe_cache_config:
+    embedded_cache:
+      enabled: true
+      max_size_mb: 80
+      ttl: 30m