Bash into Docker container (with local aliases) using docker-compose

dcssh

#!/bin/bash
set -e

CONTAINER="${1-server}"
COMMAND="$2"
CONTAINER_ID="$(docker-compose ps -q "$CONTAINER")"

if [[ $(docker-compose ps --services | grep "$CONTAINER") ]]; then
	COMPOSE_COMMAND="exec"
else
	COMPOSE_COMMAND="run"
fi

# Fallback to bash with aliases, if no command is given
if [[ -z "$COMMAND" ]]; then
	echo "No command set, using bash with aliases."
	LOCAL_RCFILE="$HOME/.bashrc"
	TEMP_RCFILE="/tmp/.bashrc_temp"
	COMMAND="bash --rcfile $TEMP_RCFILE"
	docker cp "$LOCAL_RCFILE" "$CONTAINER_ID":"$TEMP_RCFILE"
fi

# Shift container name and command name arguments
set +e
shift
shift
set -e

docker-compose $COMPOSE_COMMAND $CONTAINER $COMMAND $@