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dperm
executable file
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dperm
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#!/bin/bash
container_name="$1"
docker_image="$2"
shift 2
cmd="$@"
# Echo to stderr
echoerr() { echo "$@" 1>&2; }
# Populate the VOLUMES variable into docker-friendly args
vols() {
VOLS=(${VOLUMES//:/ })
for i in "${VOLS[@]}"; do
if [ -d "$i" ]; then
expandedvol=${i}
else
expandedvol=${!i}
fi
if [ -d "$expandedvol" ]; then
echo -n "--volume ${expandedvol}:${expandedvol} "
else
echo "Bad volume specified" 1>&2;
fi
done
}
if [ -z "$cmd" ]
then
cmd="bash"
fi
echoerr "name: ${container_name} image: ${docker_image} cmd: ${cmd}" 1>&2;
isRunning=`docker ps --filter name=${container_name} --format "table{{.Names}}" | sed '1d' | wc -l`
# Warn of version mismatch
CLOUD_SHA=`docker inspect --format "{{.Id}}" ${docker_image}`
LOCAL_SHA=`docker inspect --format "{{.Id}}" ${container_name}`
NAME=`docker inspect --format '{{.Name}}' rdev | sed "s/\///g"`
if [ "$CLOUD_SHA" != "$LOCAL_SHA" ];then
echoerr "Warning: Local version does not match dockerhub" 1>&2;
echoerr $CLOUD_SHA $LOCAL_SHA
else
echoerr "Version match" 1>&2;
echoerr $CLOUD_SHA $LOCAL_SHA
fi
if [ "$isRunning" == "1" ]; then
echoerr "Container is running. Executing in existing container..."
#docker attach ${container_name}
docker exec -it ${container_name} ${cmd}
else
exists=`docker ps -a --filter name=${container_name} --format "table{{.Names}}" | sed '1d' | wc -l`
if [ "$exists" == "1" ]; then
echoerr "Container exists but is turned off. Starting and executing in container..."
docker start ${container_name}
docker exec -it ${container_name} ${cmd}
else
echoerr "Container does not exist. Creating a new one..."
docker run -it `vols` \
--name=${container_name} \
--user=$(id -u):$(id -g) \
--env="DISPLAY" \
--volume /tmp:/tmp \
--volume="/etc/group:/etc/group:ro" \
--volume="/etc/passwd:/etc/passwd:ro" \
--volume="/etc/shadow:/etc/shadow:ro" \
--volume="/etc/sudoers.d:/etc/sudoers.d:ro" \
--volume="/tmp/.X11-unix:/tmp/.X11-unix:rw" \
--volume="${HOME}/.local/lib/R:/usr/local/lib/R/host-site-library" \
--workdir="`pwd`" \
${docker_image} \
${cmd}
fi
fi