Fix Connection Error (#1524)

pwd.yml

@@ -3,22 +3,30 @@ version: "3"
 services:
   backend:
     image: frappe/erpnext:v15.45.0
+    networks:
+      - frappe_network
     deploy:
       restart_policy:
         condition: on-failure
     volumes:
       - sites:/home/frappe/frappe-bench/sites
       - logs:/home/frappe/frappe-bench/logs
+    environment:
+      DB_HOST: db
+      DB_PORT: "3306"
+      MYSQL_ROOT_PASSWORD: admin
+      MARIADB_ROOT_PASSWORD: admin
 
   configurator:
     image: frappe/erpnext:v15.45.0
+    networks:
+      - frappe_network
     deploy:
       restart_policy:
         condition: none
     entrypoint:
       - bash
       - -c
-    # add redis_socketio for backward compatibility
     command:
       - >
         ls -1 apps > sites/apps.txt;
@@ -40,6 +48,8 @@ services:
 
   create-site:
     image: frappe/erpnext:v15.45.0
+    networks:
+      - frappe_network
     deploy:
       restart_policy:
         condition: none
@@ -71,6 +81,8 @@ services:
 
   db:
     image: mariadb:10.6
+    networks:
+      - frappe_network
     healthcheck:
       test: mysqladmin ping -h localhost --password=admin
       interval: 1s
@@ -91,6 +103,8 @@ services:
 
   frontend:
     image: frappe/erpnext:v15.45.0
+    networks:
+      - frappe_network
     depends_on:
       - websocket
     deploy:
@@ -115,6 +129,8 @@ services:
 
   queue-long:
     image: frappe/erpnext:v15.45.0
+    networks:
+      - frappe_network
     deploy:
       restart_policy:
         condition: on-failure
@@ -129,6 +145,8 @@ services:
 
   queue-short:
     image: frappe/erpnext:v15.45.0
+    networks:
+      - frappe_network
     deploy:
       restart_policy:
         condition: on-failure
@@ -143,6 +161,8 @@ services:
 
   redis-queue:
     image: redis:6.2-alpine
+    networks:
+      - frappe_network
     deploy:
       restart_policy:
         condition: on-failure
@@ -151,6 +171,8 @@ services:
 
   redis-cache:
     image: redis:6.2-alpine
+    networks:
+      - frappe_network
     deploy:
       restart_policy:
         condition: on-failure
@@ -159,6 +181,8 @@ services:
 
   scheduler:
     image: frappe/erpnext:v15.45.0
+    networks:
+      - frappe_network
     deploy:
       restart_policy:
         condition: on-failure
@@ -171,6 +195,8 @@ services:
 
   websocket:
     image: frappe/erpnext:v15.45.0
+    networks:
+      - frappe_network
     deploy:
       restart_policy:
         condition: on-failure
@@ -187,3 +213,7 @@ volumes:
   redis-cache-data:
   sites:
   logs:
+
+networks:
+  frappe_network:
+    driver: bridge