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Free ports 80 and 443 on Synology NAS
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| #!/bin/bash | |
| # WARNING: Use at your own risk. Test carefully before applying in production. | |
| # THIS SCRIPT WAS UPDATED FROM THE ORIGINAL USING CHATGPT! | |
| # IT worked on a DS920+ as of 19th May 25. | |
| # Updated for DSM 7.2.2 compatibility. | |
| # This script will attempt to free up ports 80 and 443 used by the built-in nginx. | |
| HTTP_PORT=81 | |
| HTTPS_PORT=444 | |
| BACKUP_FILES=true | |
| BACKUP_DIR=/volume1/apps/free_ports/backup | |
| DELETE_OLD_BACKUPS=false | |
| KEEP_BACKUP_DAYS=30 | |
| NGINX_DIR="/usr/syno/share/nginx" | |
| DATE=$(date +%Y-%m-%d-%H-%M-%S) | |
| CURRENT_BACKUP_DIR="$BACKUP_DIR/$DATE" | |
| if [ "$BACKUP_FILES" = "true" ]; then | |
| mkdir -p "$CURRENT_BACKUP_DIR" | |
| cp "$NGINX_DIR"/*.mustache "$CURRENT_BACKUP_DIR" | |
| fi | |
| if [ "$DELETE_OLD_BACKUPS" = "true" ]; then | |
| find "$BACKUP_DIR/" -type d -mtime +$KEEP_BACKUP_DAYS -exec rm -r {} \; | |
| fi | |
| # Replace IPv4 listen ports 80 and 443 | |
| sed -i "s/^\([ \t]*listen[ \t]*\[\?:\?]*\)80\([^0-9]\)/\1$HTTP_PORT\2/" "$NGINX_DIR"/*.mustache | |
| sed -i "s/^\([ \t]*listen[ \t]*\[\?:\?]*\)443\([^0-9]\)/\1$HTTPS_PORT\2/" "$NGINX_DIR"/*.mustache | |
| # Replace IPv6 listen ports [::]:80 and [::]:443 | |
| sed -i "s/^\([ \t]*listen[ \t]*\[::\]:\)80\([^0-9]\)/\1$HTTP_PORT\2/" "$NGINX_DIR"/*.mustache | |
| sed -i "s/^\([ \t]*listen[ \t]*\[::\]:\)443\([^0-9]\)/\1$HTTPS_PORT\2/" "$NGINX_DIR"/*.mustache | |
| if command -v synoservicecfg >/dev/null; then | |
| synoservicecfg --restart nginx | |
| elif command -v synosystemctl >/dev/null; then | |
| synosystemctl restart nginx | |
| elif systemctl status nginx >/dev/null 2>&1; then | |
| systemctl restart nginx | |
| else | |
| echo "Could not find nginx service restart command." | |
| fi | |
| echo "Port replacements complete. Here are the diffs:" | |
| diff -u "$CURRENT_BACKUP_DIR" "$NGINX_DIR" | tee "$CURRENT_BACKUP_DIR/changes.log" | |
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Good work!
Script from @Damotron500 works fine with DSM 7.3, 7.3.1 and 7.3.1 Update 1.