#!/bin/bash

#

# Wrapper script for using dock-warrior

#

# Usage:

# dock-warrior [ -b ] command args ...

# Example:

# dock-warrior task +ACTIVE

# dock-warrior -b timew export ...

#

# or even:

# alias task='dock-warrior task'

# alias task-b='dock-warrior -b task'

#

# - '-b' goes into non-interactive mode.

# - must set BASE

cmd=$1

shift

ITCMD=-it

QUIET=n

# keepalive time for container

SLEEPTIME=1800

KEEPRUNNING=yes

if [[ "${cmd}" = "-b" ]];

then

ITCMD=

QUIET=y

# pick up the real command

cmd=$1

shift

fi

BASE=/PATH/TO/DATA

if [ ! -d "${BASE}" ];

then

echo "# $0: Script error, set BASE to point at your data." >&2

exit 1

fi

# transcript goes here

LOGDIR=${BASE}/data/log

NOW=$(date "+%Y-%m-%dT%H:%M:%S")

TODAY=$(date "+%Y-%m-%d")

LOGFILE=${LOGDIR}/${TODAY}-${HOSTNAME}.log

# write to the log

(echo "${NOW}: ${cmd} $@" >> ${LOGFILE} ) || exit 1 # bail if can't write logfile

CONTAINER=dock-warrior

IMAGE=srl295/dock-warrior:dev

# make sure the container is running

if [[ "${KEEPRUNNING}" = "yes" ]];

then

containers=$(docker ps -q -f name=${CONTAINER} 2>/dev/null)

if [[ "${containers}" = "" ]];

then

echo "# ${CONTAINER} not running, restarting" >&2

# start it

# https://stackoverflow.com/a/55734437/185799

# TODO: if QUIET..

docker rm -f ${CONTAINER} >&2 && docker >&2 run -d --name ${CONTAINER} -v ${BASE}/data:/data:rw -v ${BASE}/config:/config:rw ${IMAGE} /bin/bash -c "trap : TERM INT; sleep ${SLEEPTIME} & wait"

fi

exec docker exec ${ITCMD} ${CONTAINER} ${cmd} "$@"

else

# Don't keep the container around.

exec docker run --rm ${ITCMD} -v ${BASE}/data:/data:rw -v ${BASE}/config:/config:rw ${IMAGE} ${cmd} "$@"

fi