chapter7

Signed-off-by: Peng Xiao <[email protected]>

chapter3/labs/flask-hello-world/app.py

@@ -4,4 +4,4 @@
 def hello():
     return "hello docker"
 if __name__ == '__main__':
-    app.run()
+    app.run(host="0.0.0.0", port=5000)

chapter7/README.md

@@ -0,0 +1,5 @@
+
+
+# RAFT 通俗解释
+
+http://thesecretlivesofdata.com/raft/

chapter7/labs/secret-example/docker-compose.yml

@@ -0,0 +1,55 @@
+version: '3'
+
+services:
+
+  web:
+    image: wordpress
+    ports:
+      - 8080:80
+    secrets:
+      - my-pw
+    environment:
+      WORDPRESS_DB_HOST: mysql
+      WORDPRESS_DB_PASSWORD_FILE: /run/secrets/my-pw
+    networks:
+      - my-network
+    depends_on:
+      - mysql
+    deploy:
+      mode: replicated
+      replicas: 3
+      restart_policy:
+        condition: on-failure
+        delay: 5s
+        max_attempts: 3
+      update_config:
+        parallelism: 1
+        delay: 10s
+
+  mysql:
+    image: mysql
+    secrets:
+      - my-pw
+    environment:
+      MYSQL_ROOT_PASSWORD_FILE: /run/secrets/my-pw
+      MYSQL_DATABASE: wordpress
+    volumes:
+      - mysql-data:/var/lib/mysql
+    networks:
+      - my-network
+    deploy:
+      mode: global
+      placement:
+        constraints:
+          - node.role == manager
+
+volumes:
+  mysql-data:
+
+networks:
+  my-network:
+    driver: overlay
+
+# secrets:
+#   my-pw:
+#    file: ./password

chapter7/labs/secret-example/password

@@ -0,0 +1 @@
+adminadmin