utils/cron-list.sh
2024-08-14 10:49:55 +05:00

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#!/bin/bash
CRON_LIST=/data/$SRV_START_DIR/config/cron.cfg
trap 'echo -e "\033[31mcrom-list.sh: Something went wrong\033[0m"; exit 1' ERR
set -e
export DEBIAN_FRONTEND=noninteractive
echo "Checking for the presence of the cron.cfg file..."
if [ ! -f $CRON_LIST ]; then
echo "cron.cfg file not found!"
exit 1
fi
echo "Reading current crontab jobs into a variable..."
current_crontab=$(crontab -l 2>/dev/null || :)
echo "Iterate through the lines of the cron.list file..."
while IFS= read -r line; do
# Skip blank lines and comments
if [[ -z "$line" || "$line" == \#* ]]; then
continue
fi
echo "Checking if a job exists in the current crontab..."
if echo "$current_crontab" | grep -Fq "$line"; then
echo "The task already exists: $line"
else
echo "Adding a job to crontab..."
(crontab -l; echo "$line") | crontab -
echo "Task added: $line"
fi
done < "$CRON_LIST"
trap - ERR
echo "Cron jobs from $CRON_LIST added successfully"