init

.gitignore

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+dns.config

README.md

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+# Vercel Dynamic DNS
+
+Script for exposing local server with Vercel DNS. It runs every 15 minutes, checking current IP address and updates DNS records for your domain.
+
+## Installation
+
+1. Download
+2. Move `dns.config.example` into `dns.config`
+3. Edit config
+4. Open cron settings `crontab -e`
+5. Add this line `*/15 * * * * /home/username/vercel-ddns/dns-sync.sh`

dns-sync.sh

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+#!/bin/bash
+
+source ./dns.config
+
+# 1. Get current IP
+IP=$(curl -s http://whatismyip.akamai.com/)
+echo "$IP"
+
+# 2. Create/update DNS record
+curl -X POST "https://api.vercel.com/v2/domains/$DOMAIN_NAME/records" \
+  -H "Authorization: Bearer $VERCEL_TOKEN" \
+  -H "Content-Type: application/json" \
+  -d '{
+  "name": "'$SUBDOMAIN'",
+  "type": "A",
+  "value": "'$IP'",
+  "ttl": 60
+}'
+
+echo ''
+echo "🎉 Done!"

dns.config.example

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+# Get token here https://vercel.com/account/tokens
+VERCEL_TOKEN=""
+
+# Your domain/subdomain
+DOMAIN_NAME=""