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@cdalvaro
Forked from hjbotha/free_ports.sh
Created November 13, 2021 12:57
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Free ports 80 and 443 on Synology NAS
#! /bin/bash
# NEWLY ADDED BACKUP FUNCTIONALITY IS NOT FULLY TESTED YET, USE WITH CARE, ESPECIALLY DELETION
# Developed for DSM 6. Not tested on other versions.
# Steps to install
# Save this script in one of your shares
# Backup /usr/syno/share/nginx/ as follows:
# # cd /usr/syno/share/
# # tar cvf ~/nginx.tar nginx
# Run this script as root
# Reboot and ensure everything is still working
# If not, restore the backup and post a comment on this script's gist page
# If it did, schedule it to run at boot
# through Control Panel -> Task Scheduler
HTTP_PORT=81
HTTPS_PORT=444
BACKUP_FILES=true # change to false to disable backups
BACKUP_DIR=/volume1/apps/free_ports/backup
DELETE_OLD_BACKUPS=false # change to true to automatically delete old backups.
KEEP_BACKUP_DAYS=30
CURRENT_BACKUP_DIR="$BACKUP_DIR/$DATE"
DATE=$(date +%Y-%m-%d-%H-%M-%S)
if [ "$BACKUP_FILES" == "true" ]; then
mkdir -p "$CURRENT_BACKUP_DIR"
cp /usr/syno/share/nginx/*.mustache "$CURRENT_BACKUP_DIR"
fi
if [ "$DELETE_OLD_BACKUPS" == "true" ]; then
find "$BACKUP_DIR/" -type d -mtime +$KEEP_BACKUP_DAYS -exec rm -r {} \;
fi
sed -i "s/^\([ \t]\+listen[ \t]\+[]:[]*\)80\([^0-9]\)/\1$HTTP_PORT\2/" /usr/syno/share/nginx/*.mustache
sed -i "s/^\([ \t]\+listen[ \t]\+[]:[]*\)443\([^0-9]\)/\1$HTTPS_PORT\2/" /usr/syno/share/nginx/*.mustache
echo "Made these changes:"
diff /usr/syno/share/nginx/ $CURRENT_BACKUP_DIR 2>&1 | tee $CURRENT_BACKUP_DIR/changes.log
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