Can't run the getting-started-todo-app

[VuHoangTri]

Is this a docs issue?

• My issue is about the documentation content or website

Type of issue

Information is incorrect

Description

The app return 502 when use docker cli in ubuntu wsl run this app.

Location

https://docs.docker.com/get-started/introduction/develop-with-containers/

Suggestion

No response

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[Wryhder]

I also had this issue. Restarting the backend container (docker compose restart backend) fixed it.

For reference, here's the output of a couple of commands before restarting:

$ docker compose ps
NAME                                    IMAGE                              COMMAND                  SERVICE      CREATED      STATUS      PORTS
getting-started-todo-app-backend-1      getting-started-todo-app-backend   "docker-entrypoint.s…"   backend      3 days ago   Up 3 days
getting-started-todo-app-client-1       getting-started-todo-app-client    "docker-entrypoint.s…"   client       3 days ago   Up 3 days
getting-started-todo-app-mysql-1        mysql:8.0                          "docker-entrypoint.s…"   mysql        3 days ago   Up 3 days   3306/tcp, 33060/tcp
getting-started-todo-app-phpmyadmin-1   phpmyadmin                         "/docker-entrypoint.…"   phpmyadmin   3 days ago   Up 3 days   80/tcp
getting-started-todo-app-proxy-1        traefik:v2.11                      "/entrypoint.sh --pr…"   proxy        3 days ago   Up 3 days   0.0.0.0:80->80/tcp

$ docker compose logs backend
backend-1  | yarn run v1.22.22
backend-1  | warning package.json: No license field
backend-1  | $ nodemon src/index.js
backend-1  | [nodemon] 3.0.3
backend-1  | [nodemon] to restart at any time, enter `rs`
backend-1  | [nodemon] watching path(s): *.*
backend-1  | [nodemon] watching extensions: js,mjs,cjs,json
backend-1  | [nodemon] starting `node src/index.js`
backend-1  | Waiting for mysql:3306............
backend-1  | Timeout
backend-1  | Error: connect ECONNREFUSED [INTERNAL-IP]:3306
backend-1  |     at TCPConnectWrap.afterConnect [as oncomplete] (node:net:1611:16) {
backend-1  |   errno: -111,
backend-1  |   code: 'ECONNREFUSED',
backend-1  |   syscall: 'connect',
backend-1  |   address: '[INTERNAL-IP]',
backend-1  |   port: 3306,
backend-1  |   fatal: true
backend-1  | }
backend-1  | [nodemon] app crashed - waiting for file changes before starting...

After restarting:

$ docker compose logs backend
backend-1  | yarn run v1.22.22
backend-1  | warning package.json: No license field
backend-1  | $ nodemon src/index.js
backend-1  | [nodemon] 3.0.3
backend-1  | [nodemon] to restart at any time, enter `rs`
backend-1  | [nodemon] watching path(s): *.*
backend-1  | [nodemon] watching extensions: js,mjs,cjs,json
backend-1  | [nodemon] starting `node src/index.js`
backend-1  | Waiting for mysql:3306............
backend-1  | Timeout
backend-1  | Error: connect ECONNREFUSED [INTERNAL-IP]:3306
backend-1  |     at TCPConnectWrap.afterConnect [as oncomplete] (node:net:1611:16) {
backend-1  |   errno: -111,
backend-1  |   code: 'ECONNREFUSED',
backend-1  |   syscall: 'connect',
backend-1  |   address: [INTERNAL-IP],
backend-1  |   port: 3306,
backend-1  |   fatal: true
backend-1  | }
backend-1  | [nodemon] app crashed - waiting for file changes before starting...
backend-1  | yarn run v1.22.22
backend-1  | warning package.json: No license field
backend-1  | $ nodemon src/index.js
backend-1  | [nodemon] 3.0.3
backend-1  | [nodemon] to restart at any time, enter `rs`
backend-1  | [nodemon] watching path(s): *.*
backend-1  | [nodemon] watching extensions: js,mjs,cjs,json
backend-1  | [nodemon] starting `node src/index.js`
backend-1  | Waiting for mysql:3306.
backend-1  | Connected!
backend-1  | Connected to mysql db at host mysql
backend-1  | Listening on port 3000

[VuHoangTri]

I also had this issue. Restarting the backend container (docker compose restart backend) fixed it.

For reference, here's the output of a couple of commands before restarting:

$ docker compose ps
NAME                                    IMAGE                              COMMAND                  SERVICE      CREATED      STATUS      PORTS
getting-started-todo-app-backend-1      getting-started-todo-app-backend   "docker-entrypoint.s…"   backend      3 days ago   Up 3 days
getting-started-todo-app-client-1       getting-started-todo-app-client    "docker-entrypoint.s…"   client       3 days ago   Up 3 days
getting-started-todo-app-mysql-1        mysql:8.0                          "docker-entrypoint.s…"   mysql        3 days ago   Up 3 days   3306/tcp, 33060/tcp
getting-started-todo-app-phpmyadmin-1   phpmyadmin                         "/docker-entrypoint.…"   phpmyadmin   3 days ago   Up 3 days   80/tcp
getting-started-todo-app-proxy-1        traefik:v2.11                      "/entrypoint.sh --pr…"   proxy        3 days ago   Up 3 days   0.0.0.0:80->80/tcp

$ docker compose logs backend
backend-1  | yarn run v1.22.22
backend-1  | warning package.json: No license field
backend-1  | $ nodemon src/index.js
backend-1  | [nodemon] 3.0.3
backend-1  | [nodemon] to restart at any time, enter `rs`
backend-1  | [nodemon] watching path(s): *.*
backend-1  | [nodemon] watching extensions: js,mjs,cjs,json
backend-1  | [nodemon] starting `node src/index.js`
backend-1  | Waiting for mysql:3306............
backend-1  | Timeout
backend-1  | Error: connect ECONNREFUSED [INTERNAL-IP]:3306
backend-1  |     at TCPConnectWrap.afterConnect [as oncomplete] (node:net:1611:16) {
backend-1  |   errno: -111,
backend-1  |   code: 'ECONNREFUSED',
backend-1  |   syscall: 'connect',
backend-1  |   address: '[INTERNAL-IP]',
backend-1  |   port: 3306,
backend-1  |   fatal: true
backend-1  | }
backend-1  | [nodemon] app crashed - waiting for file changes before starting...

After restarting:

$ docker compose logs backend
backend-1  | yarn run v1.22.22
backend-1  | warning package.json: No license field
backend-1  | $ nodemon src/index.js
backend-1  | [nodemon] 3.0.3
backend-1  | [nodemon] to restart at any time, enter `rs`
backend-1  | [nodemon] watching path(s): *.*
backend-1  | [nodemon] watching extensions: js,mjs,cjs,json
backend-1  | [nodemon] starting `node src/index.js`
backend-1  | Waiting for mysql:3306............
backend-1  | Timeout
backend-1  | Error: connect ECONNREFUSED [INTERNAL-IP]:3306
backend-1  |     at TCPConnectWrap.afterConnect [as oncomplete] (node:net:1611:16) {
backend-1  |   errno: -111,
backend-1  |   code: 'ECONNREFUSED',
backend-1  |   syscall: 'connect',
backend-1  |   address: [INTERNAL-IP],
backend-1  |   port: 3306,
backend-1  |   fatal: true
backend-1  | }
backend-1  | [nodemon] app crashed - waiting for file changes before starting...
backend-1  | yarn run v1.22.22
backend-1  | warning package.json: No license field
backend-1  | $ nodemon src/index.js
backend-1  | [nodemon] 3.0.3
backend-1  | [nodemon] to restart at any time, enter `rs`
backend-1  | [nodemon] watching path(s): *.*
backend-1  | [nodemon] watching extensions: js,mjs,cjs,json
backend-1  | [nodemon] starting `node src/index.js`
backend-1  | Waiting for mysql:3306.
backend-1  | Connected!
backend-1  | Connected to mysql db at host mysql
backend-1  | Listening on port 3000

That's good observation. Thank you, I will try it.