adding various docker stack files

docker-stack/prometheus.yml

@@ -0,0 +1,64 @@
+version: "3.8"
+
+networks:
+  host-network:
+    name: host
+    external: true
+  prometheus-network:
+    external: true
+  traefik-network:
+    external: true
+
+services:
+  prometheus-socat-service:
+    image: docker.io/alpine/socat
+    hostname: prometheus-socat-service-host
+    command: tcp-listen:2375,fork,reuseaddr unix-connect:/var/run/docker.sock
+    environment:
+      - DS_NODE_NAME="{{.Node.Hostname}}"
+      - DS_SERVICE_NAME="{{.Service.Name}}"
+      - DS_TASK_NAME="{{.Task.Name}}"
+    volumes:
+      - type: bind
+        source: /var/run/docker.sock
+        target: /var/run/docker.sock
+    networks:
+      - prometheus-network
+    deploy:
+      mode: global
+      placement:
+        constraints:
+          - node.role == manager
+
+  prometheus-service:
+    image: docker.io/prom/prometheus:latest
+    hostname: prometheus-service-host
+    tty: true
+    environment:
+      - DS_NODE_NAME="{{.Node.Hostname}}"
+      - DS_SERVICE_NAME="{{.Service.Name}}"
+      - DS_TASK_NAME="{{.Task.Name}}"
+    networks:
+      - prometheus-network
+    ports:
+      - target: 9090
+        published: 9090
+        protocol: tcp 
+        mode: ingress
+    volumes:
+      - type: bind
+        source: /home/gfs-data/prometheus/etc
+        target: /etc/prometheus
+        read_only: true
+      - type: bind
+        source: /home/gfs-data/prometheus/data
+        target: /prometheus
+        read_only: false
+    ##command:
+      ##- --config.file=/etc/prometheus/prometheus.yml 
+      ##- --storage.tsdb.path=/prometheus 
+      ##- --web.console.libraries=/usr/share/prometheus/console_libraries 
+      ##- --web.console.templates=/usr/share/prometheus/consoles
+    deploy:
+      mode: replicated
+      replicas: 1