ytdl-sub/docker/root/custom-cont-init.d/defaults
Jesse Bannon e27a7c5495
[DOCKER] Fix various cron issues (#1204)
Closes
- https://github.com/jmbannon/ytdl-sub/issues/1200
  - Runs in the background now
- https://github.com/jmbannon/ytdl-sub/issues/1201
  - Was not running as user `abc`, now it is
- https://github.com/jmbannon/ytdl-sub/issues/1202
  - Due to reading stdout and tail of hidden log file. Should only tail from hidden log file now

Will leave crontab as-is if no CRON_SCHEDULE is specified
2025-04-02 21:22:12 -07:00

68 lines
2.4 KiB
Text

#!/usr/bin/with-contenv bash
echo "Starting ytdl-sub..."
# copy config
[[ ! -e "$DEFAULT_WORKSPACE/config.yaml" ]] && \
mkdir -p "$DEFAULT_WORKSPACE" && \
cp /defaults/config.yaml "$DEFAULT_WORKSPACE/config.yaml"
[[ ! -e "$DEFAULT_WORKSPACE/subscriptions.yaml" ]] && \
mkdir -p "$DEFAULT_WORKSPACE" && \
cp /defaults/subscriptions.yaml "$DEFAULT_WORKSPACE/subscriptions.yaml"
[[ ! -d "$DEFAULT_WORKSPACE/examples" ]] && \
mkdir -p "$DEFAULT_WORKSPACE/examples" && \
cp -r /defaults/examples/* "$DEFAULT_WORKSPACE/examples"
[[ ! -e "/config/.bashrc" ]] && \
echo "alias ls='ls --color=auto'" > /config/.bashrc && \
echo "cd ." >> /config/.bashrc
# permissions
chown -R ${PUID:-abc}:${PGID:-abc} \
/config
# always create empty cron log file on start
echo "" > "$LOGS_TO_STDOUT"
# set up cron
if [ "$CRON_SCHEDULE" != "" ] ; then
[[ ! -e "$CRON_SCRIPT" ]] && \
cp /defaults/cron "$CRON_SCRIPT"
# create cron script wrapper
echo '#!/bin/bash' > "$CRON_WRAPPER_SCRIPT"
echo "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" >> "$CRON_WRAPPER_SCRIPT"
echo "cd \"$DEFAULT_WORKSPACE\"" >> "$CRON_WRAPPER_SCRIPT"
echo ". \"$CRON_SCRIPT\" | tee -a \"$LOGS_TO_STDOUT\"" >> "$CRON_WRAPPER_SCRIPT"
chmod +x "$CRON_WRAPPER_SCRIPT"
chown abc:abc "$CRON_WRAPPER_SCRIPT"
# Set the crontab file to the schedule, cleanly
CRON_SCHEDULE_CLEAN="${CRON_SCHEDULE//\"/}"
CRON_SCHEDULE_CLEAN="${CRON_SCHEDULE_CLEAN//\'/}"
echo "# min hour day month weekday command" > /config/crontabs/abc
echo "$CRON_SCHEDULE_CLEAN $CRON_WRAPPER_SCRIPT" >> /config/crontabs/abc
chmod +x "$CRON_SCRIPT"
chown abc:abc "$CRON_SCRIPT"
crontab -u abc /config/crontabs/abc
CRON_SUCCESS=$?
if [ $CRON_SUCCESS -eq 0 ] ; then
echo "Cron enabled with schedule $CRON_SCHEDULE_CLEAN"
if [ "$CRON_RUN_ON_START" = true ] ; then
echo "Running cron script on start in the background"
# ensure it runs as abc to respect puid/guid with delay for tail to start
su -s "/bin/bash" -c "sleep 5 && . '$CRON_WRAPPER_SCRIPT'" abc > /dev/null 2>&1 &
fi
else
echo "Error in CRON_SCHEDULE definition, disabling cron."
exit 1
fi
else
echo "CRON_SCHEDULE not specified, leaving crontabs as-is. Current configuration in /config/crontabs/abc"
cat /config/crontabs/abc
fi