Docker script to aid with building and running containers

container.sh

#!/bin/sh
#
# Default           Example
contname=""       # contname="spaceship"
image_name=""     # image_name="zbeeblebrox/${contname}:1.0"
nodename=""       # nodename="--hostname=${contname}"
runname=""        # runname="--name=${contname}"
run_rm=""         # run_rm="--detach"
build_rm=""       # build_rm="--force-rm=true"
port=""           # port="-p `hostname -i`:80:80 -p `hostname -i`:443:443"
volume=""         # volume="-v /var/log/containers:/app/log"
addhost=""        # addhost="--add-host=docker.host:`hostname -i`"
startre=""        # startre="--restart=unless-stopped"
with_tty=""       # with_tty="--tty"
with_interact=""  # with_interact="--interactive"
detach=""         # detach="--detach"

build_context="$(dirname $0)"
tini="--init"  # use /dev/init "Tiny Init" during `docker run`

# Require settings file
. ${build_context}/settings.sh || exit 1

usage() {
    echo ""
    echo "$0 build [clean]"
    echo ""
    echo "$0 run"
    echo ""
    echo "$0 kill"
    echo ""
    echo "$0 rm [-f]"
    echo ""
    echo "$0 logs [-f] [recent]"
    echo ""
}

do_build() {
    echo "`date` docker build $build_rm --tag=${image_name} ${build_context}"
    docker build $build_rm --tag=${image_name} ${build_context}
    [ $? -eq 0 -a please_$1 = please_clean ] && {
        for this in `/usr/bin/docker images |grep '<none>'|awk '{print $3}'`; do
            /usr/bin/docker rmi $this
        done
    }
}

do_run() {
    echo "`date` docker run $nodename $runname $run_rm $tini $port $detach $addhost $startre $volume $with_tty $with_interact $image_name $@"
    docker run $nodename $runname $run_rm $tini $port $detach $addhost $startre $volume $with_tty $with_interact $image_name $@
}

do_kill() {
    echo "`date` docker kill $contname"
    docker kill $contname
}

do_rm() {
    if [ "$1" = "-f" ]; then force="-f"; else force=""; fi
    echo "`date` docker rm $force $contname"
    docker rm $force $contname
}

do_logs() {
    follow=""
    recent=""
    if [ "$1" = "recent" -o "$2" = "recent" ]; then
      recent="--since=`date --date='5 minutes ago' '+%s'`"; fi
    if [ "$1" = "-f" -o "$2" = "-f" ]; then
      follow="-f"; fi
    echo "`date` docker logs $follow $recent $contname"
    docker logs $follow $recent $contname
}

case "$1" in
    build)
        do_build "$2"
          ;;
    run)
        shift
        do_run "$@"
        ;;
    kill)
        do_kill
        ;;
    rm)
        shift
        do_rm "$@"
        ;;
    logs)
        shift
        do_logs "$@"
        ;;
    *)
        usage
        ;;
esac