sh: 1: ./wait-for: not found

[ibakayoko]

i created a docker-compose.yaml with the content below

version: '2'

services:
  db:
    image: postgres:9.4

  backend:
    image: tomcat
    command: sh -c './wait-for db:5432 -- npm start'
    depends_on:
      - db

the backend service is not starting i get

sh: 1: ./wait-for: not found

in the container log.

[elferink]

You should make sure your tomcat image has wait-for in the current working directory and it has execute rights.
make sure you have something like this in your Dockerfile
RUN curl -OL https://raw.githubusercontent.com/mrako/wait-for/master/wait-for && chmod +x wait-for

[junneyang]

/opt/wait-for works, i do not known why.....