fix WATCHDOG_NOTIFY_WEBHOOK env vars

docker-compose.yml

@@ -487,8 +487,8 @@ services:
         - WATCHDOG_NOTIFY_EMAIL=${WATCHDOG_NOTIFY_EMAIL:-}
         - WATCHDOG_NOTIFY_BAN=${WATCHDOG_NOTIFY_BAN:-y}
         - WATCHDOG_SUBJECT=${WATCHDOG_SUBJECT:-Watchdog ALERT}
-        - WATCHDOG_NOTIFY_WEBHOOK=${WATCHDOG_NOTIFY_WEBHOOK}
-        - WATCHDOG_NOTIFY_WEBHOOK_BODY=${WATCHDOG_NOTIFY_WEBHOOK_BODY}
+        - WATCHDOG_NOTIFY_WEBHOOK=${WATCHDOG_NOTIFY_WEBHOOK:-}
+        - WATCHDOG_NOTIFY_WEBHOOK_BODY=${WATCHDOG_NOTIFY_WEBHOOK_BODY:-}
         - WATCHDOG_EXTERNAL_CHECKS=${WATCHDOG_EXTERNAL_CHECKS:-n}
         - WATCHDOG_MYSQL_REPLICATION_CHECKS=${WATCHDOG_MYSQL_REPLICATION_CHECKS:-n}
         - WATCHDOG_VERBOSE=${WATCHDOG_VERBOSE:-n}

update.sh

@@ -637,7 +637,8 @@ for option in ${CONFIG_ARRAY[@]}; do
       echo "Adding new option \"${option}\" to mailcow.conf"
       echo '# JSON body included in the webhook POST request. Needs to be in single quotes.' >> mailcow.conf
       echo '# Following variables are available: SUBJECT, BODY' >> mailcow.conf
-      echo '#WATCHDOG_NOTIFY_WEBHOOK_BODY=\'{"username": "mailcow Watchdog", "content": "**${SUBJECT}**\n${BODY}"}\'' >> mailcow.conf
+      WEBHOOK_BODY='{"username": "mailcow Watchdog", "content": "**${SUBJECT}**\n${BODY}"}'
+      echo "#WATCHDOG_NOTIFY_WEBHOOK_BODY='${WEBHOOK_BODY}'" >> mailcow.conf
     fi
   elif [[ ${option} == "WATCHDOG_NOTIFY_BAN" ]]; then
     if ! grep -q ${option} mailcow.conf; then