Clean useless files + Add loki and promtail

roles/metrics/templates/docker-compose.yml

@@ -31,6 +31,23 @@ services:
       - traefik.http.services.prometheus.loadbalancer.server.port=9090
       - traefik.docker.network=proxy
 
+  loki:
+    image: grafana/loki:latest
+    command: -config.file=/etc/loki/config.yml
+    volumes:
+      - {{ server.work_dir }}/loki/config:/etc/loki
+    networks:
+      - metrics
+
+  promtail:
+    image: grafana/promtail:latest
+    command: -config.file=/etc/promtail/config.yml
+    volumes:
+      - {{ server.work_dir }}/promtail/config:/etc/promtail
+      - /var/log:/var/log
+    networks:
+      - metrics
+
   grafana:
     image: grafana/grafana:latest
     restart: unless-stopped
@@ -40,8 +57,13 @@ services:
       - {{ server.work_dir }}/grafana/provisioning:/etc/grafana/provisioning
       - /etc/timezone:/etc/timezone:ro
       - /etc/localtime:/etc/localtime:ro
-    env_file:
-      - grafana.env
+    environment:
+      GF_AUTH_ANONYMOUS_ENABLED: "true"
+      GF_AUTH_BASIC_ENABLED: "false"
+      GF_AUTH_PROXY_ENABLED: "false"
+      GF_USERS_ALLOW_SIGN_UP: "false"
+      GF_INSTALL_PLUGINS: grafana-piechart-panel
+      GF_SERVER_ROOT_URL: "%(protocol)s://%(domain)s:%(http_port)s/"
     depends_on:
       - prometheus
     networks: