From 4198d07804f17b99f811a1a3e8ec18ad24172f16 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 17 Jul 2016 18:14:48 +0200 Subject: Adding host system based overlay mounts. Signed-off-by: Daniel Baumann --- lib/container/start | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) (limited to 'lib/container/start') 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}" ] -- cgit v1.2.3