refuse to start if the docker sock isn't available

This commit is contained in:
Thomas LEVEIL 2015-09-11 22:05:54 +00:00
parent 24859e3f92
commit d83ba3da1e
2 changed files with 17 additions and 1 deletions

View file

@ -30,4 +30,4 @@ ENV DOCKER_HOST unix:///tmp/docker.sock
VOLUME ["/etc/nginx/certs"]
CMD ["forego", "start", "-r"]
ENTRYPOINT ["/app/docker-entrypoint.sh"]

16
docker-entrypoint.sh Normal file
View file

@ -0,0 +1,16 @@
#!/bin/bash
set -e
if [[ $DOCKER_HOST == unix://* ]]; then
socket_file=${DOCKER_HOST#unix://}
if ! [ -S $socket_file ]; then
cat >&2 <<-EOT
ERROR: you need to share your docker host socket with a volume at $socket_file
Typically you should run your jwilder/nginx-proxy with: \`-v /var/run/docker.sock:$socket_file:ro\`
See documentation at http://git.io/vZaGJ
EOT
exit 1
fi
fi
exec forego start -r