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#!/bin/bash
set -e
# Warn if the DOCKER_HOST socket does not exist
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 the documentation at http://git.io/vZaGJ
EOT
socketMissing=1
fi
fi
# If the user has run the default command and the socket doesn't exist, fail
if [ "$socketMissing" = 1 -a "$1" = forego -a "$2" = start -a "$3" = '-r' ]; then
exit 1
fi
exec "$@"