Snck3rs/docker-crontab
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allow name param & create logging systems

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will Farrell
2017-06-17 19:41:28 -06:00
parent 76675e99d5
commit 7b0498ebba
2 changed files with 35 additions and 5 deletions
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27
docker-entrypoint
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@ -8,6 +8,13 @@ fi
# for local testing only
#HOME_DIR=.
if [ "${LOG_FILE}" == "" ]; then
LOG_DIR=/var/log/crontab
LOG_FILE=${LOG_DIR}/jobs.log
mkdir -p ${LOG_DIR}
touch ${LOG_FILE}
fi
CONFIG=${HOME_DIR}/config.json
DOCKER_SOCK=/var/run/docker.sock
CRONTAB_FILE=/etc/crontabs/docker
@ -15,6 +22,7 @@ CRONTAB_FILE=/etc/crontabs/docker
# Ensure dir exist - in case of volume mapping
mkdir -p ${HOME_DIR}/jobs ${HOME_DIR}/projects
make_image_cmd() {
DOCKERARGS=$(echo ${1} | jq -r .dockerargs)
if [ "${DOCKERARGS}" == "null" ]; then DOCKERARGS=; fi
@ -37,13 +45,14 @@ make_container_cmd() {
cat << EOF > ${HOME_DIR}/projects/${SCRIPT_NAME}.sh
#!/usr/bin/env bash
set -e
UUID=$1
echo "project UUID ${UUID}"
CONTAINERS=\$(docker ps --format '{{.Names}}' | grep -E "^${PROJECT}_${CONTAINER}_[0-9]+")
for CONTAINER_NAME in \$CONTAINERS; do
docker exec ${DOCKERARGS} \${CONTAINER_NAME} ${TMP_COMMAND}
done
EOF
echo "/bin/bash ${HOME_DIR}/projects/${SCRIPT_NAME}.sh"
echo "/bin/bash ${HOME_DIR}/projects/${SCRIPT_NAME}.sh \${UUID}"
else
echo "docker exec ${DOCKERARGS} ${CONTAINER} ${TMP_COMMAND}"
fi
@ -139,14 +148,24 @@ function build_crontab() {
echo "# ${COMMENT}" >> ${CRONTAB_FILE}
fi
SCRIPT_NAME=$(cat /proc/sys/kernel/random/uuid)
SCRIPT_NAME=$(jq -r .[$i].name ${CONFIG})
if [ "${SCRIPT_NAME}" == "null" ]; then
SCRIPT_NAME=$(cat /proc/sys/kernel/random/uuid)
fi
COMMAND="/bin/bash ${HOME_DIR}/jobs/${SCRIPT_NAME}.sh"
cat << EOF > ${HOME_DIR}/jobs/${SCRIPT_NAME}.sh
#!/usr/bin/env bash
set -e
UUID=\$(cat /proc/sys/kernel/random/uuid)
exec > >(read message; echo "\$(date -Iseconds) \${UUID} [info] \$message" | tee -a ${LOG_FILE} )
exec 2> >(read message; echo "\$(date -Iseconds) \${UUID} [error] \$message" | tee -a ${LOG_FILE} >&2)
echo "Start Cronjob **${SCRIPT_NAME}** ${COMMENT}"
echo "cron: ${COMMENT}"
$(make_cmd "$(jq -c .[$i] ${CONFIG})")
echo "End Cronjob **${SCRIPT_NAME}** ${COMMENT}"
EOF
if [ "$(jq -r .[$i].trigger ${CONFIG})" != "null" ]; then
while read j ; do