diff options
Diffstat (limited to '')
| -rwxr-xr-x | lib/container/create | 29 | ||||
| -rwxr-xr-x | lib/container/start | 25 | ||||
| -rwxr-xr-x | lib/container/stop | 23 |
3 files changed, 75 insertions, 2 deletions
diff --git a/lib/container/create b/lib/container/create index 8080ffa..d1ef901 100755 --- a/lib/container/create +++ b/lib/container/create @@ -26,7 +26,7 @@ SCRIPTS="/usr/share/container-tools/scripts" Parameters () { - LONG_OPTIONS="name:,cnt.auto:,bind:,capability:,drop-capability:script:," + LONG_OPTIONS="name:,cnt.auto:,cnt.overlay:,bind:,capability:,drop-capability:script:," OPTIONS="n:,b:,c:,d:,s:," PARAMETERS="$(getopt --longoptions ${LONG_OPTIONS} --name=${COMMAND} --options ${OPTIONS} --shell sh -- ${@})" @@ -52,6 +52,11 @@ Parameters () shift 2 ;; + --cnt.overlay) + CNT_OVERLAY="${2}" + shift 2 + ;; + -b|--bind) BIND="${2}" shift 2 @@ -87,7 +92,7 @@ Parameters () Usage () { - echo "Usage: container ${COMMAND} -n|--name NAME [--cnt.auto=true|false|FQDN] [-b|--bind DIRECTORY:DIRECTORY[:OPTIONS]] [-c|--capability CAPABILITY[,CAPABILITY]] [-d|--drop-capability DROP_CAPABILITY[,DROP_CAPABILITY]] [-s|--script SCRIPT] [-- SCRIPT_OPTIONS]" >&2 + echo "Usage: container ${COMMAND} -n|--name NAME [--cnt.auto=true|false|FQDN] [--cnt.overlay=DIRECTORY_LOWER:DIRECTORY_UPPER:DIRECTORY_WORK:DIRECTORY_MERGED] [-b|--bind DIRECTORY:DIRECTORY[:OPTIONS]] [-c|--capability CAPABILITY[,CAPABILITY]] [-d|--drop-capability DROP_CAPABILITY[,DROP_CAPABILITY]] [-s|--script SCRIPT] [-- SCRIPT_OPTIONS]" >&2 exit 1 } @@ -149,11 +154,31 @@ then done fi +# Creating overlay mounts +if [ -n "${CNT_OVERLAY}" ] +then + CNT_OVERLAYS="$(echo ${CNT_OVERLAY} | sed -e 's|;| |g')" + + for CNT_OVERLAY in ${CNT_OVERLAYS} + do + DIRECTORY_LOWER="$(echo ${CNT_OVERLAY} | awk -F: '{ print $1 }')" + DIRECTORY_UPPER="$(echo ${CNT_OVERLAY} | awk -F: '{ print $2 }')" + DIRECTORY_WORK="$(echo ${CNT_OVERLAY} | awk -F: '{ print $3 }')" + DIRECTORY_MERGED="$(echo ${CNT_OVERLAY} | awk -F: '{ print $4 }')" + + for DIRECTORY in "${DIRECTORY_LOWER}" "${DIRECTORY_UPPER}" "${DIRECTORY_WORK}" "${DIRECTORY_MERGED}" + do + mkdir -p "${DIRECTORY}" + done + done +fi + # config mkdir -p "${CONFIG}" sed -e "s|@CNT_AUTO@|${CNT_AUTO}|g" \ -e "s|@CNT_NETWORK_BRIDGE@|${CNT_NETWORK_BRIDGE}|g" \ + -e "s|@CNT_OVERLAY@|${CNT_OVERLAY}|g" \ -e "s|@NAME@|${NAME}|g" \ -e "s|@BIND@|${BIND}|g" \ -e "s|@BOOT@|yes|g" \ diff --git a/lib/container/start b/lib/container/start index a4dc033..d5bbbf4 100755 --- a/lib/container/start +++ b/lib/container/start @@ -139,6 +139,31 @@ esac # config if [ -e "${CONFIG}/${NAME}.conf" ] then + CNT_OVERLAY="$(awk -F= '/^cnt.overlay=/ { print $2 }' ${CONFIG}/${NAME}.conf)" + + if [ -n "${CNT_OVERLAY}" ] + then + CNT_OVERLAYS="$(echo ${CNT_OVERLAY} | sed -e 's|;| |g')" + + for CNT_OVERLAY in ${CNT_OVERLAYS} + do + DIRECTORY_LOWER="$(echo ${CNT_OVERLAY} | awk -F: '{ print $1 }')" + DIRECTORY_UPPER="$(echo ${CNT_OVERLAY} | awk -F: '{ print $2 }')" + DIRECTORY_WORK="$(echo ${CNT_OVERLAY} | awk -F: '{ print $3 }')" + DIRECTORY_MERGED="$(echo ${CNT_OVERLAY} | awk -F: '{ print $4 }')" + + for DIRECTORY in "${DIRECTORY_LOWER}" "${DIRECTORY_UPPER}" "${DIRECTORY_WORK}" "${DIRECTORY_MERGED}" + do + mkdir -p "${DIRECTORY}" + done + + if ! findmnt -n -o SOURCE "${DIRECTORY_MERGED}" | grep -qs '^cnt.overlay-' + then + mount cnt.overlay-${NAME} -t overlay -olowerdir="${DIRECTORY_LOWER}",upperdir="${DIRECTORY_UPPER}",workdir="${DIRECTORY_WORK}",default_permissions "${DIRECTORY_MERGED}" + fi + done + fi + BIND="$(awk -F= '/^bind=/ { print $2 }' ${CONFIG}/${NAME}.conf)" if [ -n "${BIND}" ] diff --git a/lib/container/stop b/lib/container/stop index dc78f05..ec24d51 100755 --- a/lib/container/stop +++ b/lib/container/stop @@ -94,6 +94,29 @@ STATE="$(machinectl show ${NAME} 2>&1 | awk -F= '/^State=/ { print $2 }')" case "${CLEAN}" in true) + # Removing overlay mounts + CNT_OVERLAY="$(awk -F= '/^cnt.overlay=/ { print $2 }' ${CONFIG}/${NAME}.conf)" + + if [ -n "${CNT_OVERLAY}" ] + then + CNT_OVERLAYS="$(echo ${CNT_OVERLAY} | sed -e 's|;| |g')" + + for CNT_OVERLAY in ${CNT_OVERLAYS} + do + DIRECTORY_LOWER="$(echo ${CNT_OVERLAY} | awk -F: '{ print $1 }')" + DIRECTORY_UPPER="$(echo ${CNT_OVERLAY} | awk -F: '{ print $2 }')" + DIRECTORY_WORK="$(echo ${CNT_OVERLAY} | awk -F: '{ print $3 }')" + DIRECTORY_MERGED="$(echo ${CNT_OVERLAY} | awk -F: '{ print $4 }')" + + umount -f "${DIRECTORY_MERGED}" + + for DIRECTORY in "${DIRECTORY_LOWER}" "${DIRECTORY_UPPER}" "${DIRECTORY_WORK}" "${DIRECTORY_MERGED}" + do + rmdir --ignore-fail-on-non-empty --parents ${DIRECTORY} > /dev/null 2>&1 || true + done + done + fi + # Removing bind mounts BIND="$(awk -F= '/^bind=/ { print $2 }' ${CONFIG}/${NAME}.conf)" |