127 lines
4.1 KiB
YAML
127 lines
4.1 KiB
YAML
apiVersion: v1
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kind: ConfigMap
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metadata:
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name: cloudflare-ddns-script
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namespace: cloudflare-ddns
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data:
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update-dns.sh: |
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#!/bin/sh
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set -e
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# Colors for output
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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NC='\033[0m' # No Color
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echo "Starting Cloudflare DDNS update..."
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echo "Timestamp: $(date)"
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# Check required environment variables
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if [ -z "$API_TOKEN" ]; then
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echo "${RED}ERROR: API_TOKEN is not set${NC}"
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exit 1
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fi
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if [ -z "$ZONE_ID" ]; then
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echo "${RED}ERROR: ZONE_ID is not set${NC}"
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exit 1
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fi
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if [ -z "$DOMAINS" ]; then
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echo "${RED}ERROR: DOMAINS is not set${NC}"
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exit 1
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fi
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# Get current public IP address
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echo "Fetching current public IP address..."
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PUBLIC_IP=$(curl -s https://api.ipify.org)
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if [ -z "$PUBLIC_IP" ]; then
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echo "First attempt failed, trying alternative service..."
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PUBLIC_IP=$(curl -s https://ifconfig.me)
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fi
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if [ -z "$PUBLIC_IP" ]; then
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echo "${RED}ERROR: Could not determine public IP address${NC}"
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exit 1
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fi
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echo "${GREEN}Current public IP: $PUBLIC_IP${NC}"
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# Process each domain
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echo "$DOMAINS" | tr ',' '\n' | while IFS= read -r DOMAIN; do
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# Trim whitespace
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DOMAIN=$(echo "$DOMAIN" | xargs)
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echo ""
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echo "Processing domain: $DOMAIN"
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# Get DNS record ID for the domain
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echo "Fetching DNS record for $DOMAIN..."
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RECORD_RESPONSE=$(curl -s -X GET "https://api.cloudflare.com/client/v4/zones/$ZONE_ID/dns_records?name=$DOMAIN&type=A" \
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-H "Authorization: Bearer $API_TOKEN" \
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-H "Content-Type: application/json")
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# Check if the request was successful
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SUCCESS=$(echo "$RECORD_RESPONSE" | grep -o '"success":[^,]*' | cut -d':' -f2)
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if [ "$SUCCESS" != "true" ]; then
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echo "${RED}ERROR: Failed to fetch DNS record for $DOMAIN${NC}"
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echo "$RECORD_RESPONSE"
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continue
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fi
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# Extract record ID and current IP
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RECORD_ID=$(echo "$RECORD_RESPONSE" | grep -o '"id":"[^"]*"' | head -1 | cut -d'"' -f4)
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CURRENT_IP=$(echo "$RECORD_RESPONSE" | grep -o '"content":"[^"]*"' | head -1 | cut -d'"' -f4)
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if [ -z "$RECORD_ID" ]; then
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echo "${YELLOW}WARNING: DNS record not found for $DOMAIN. Creating new record...${NC}"
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# Create new DNS record
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CREATE_RESPONSE=$(curl -s -X POST "https://api.cloudflare.com/client/v4/zones/$ZONE_ID/dns_records" \
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-H "Authorization: Bearer $API_TOKEN" \
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-H "Content-Type: application/json" \
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--data "{\"type\":\"A\",\"name\":\"$DOMAIN\",\"content\":\"$PUBLIC_IP\",\"ttl\":120,\"proxied\":false}")
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CREATE_SUCCESS=$(echo "$CREATE_RESPONSE" | grep -o '"success":[^,]*' | cut -d':' -f2)
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if [ "$CREATE_SUCCESS" = "true" ]; then
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echo "${GREEN}Successfully created DNS record for $DOMAIN with IP $PUBLIC_IP${NC}"
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else
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echo "${RED}ERROR: Failed to create DNS record for $DOMAIN${NC}"
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echo "$CREATE_RESPONSE"
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fi
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continue
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fi
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echo "Current DNS IP: $CURRENT_IP"
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# Check if IP needs to be updated
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if [ "$CURRENT_IP" = "$PUBLIC_IP" ]; then
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echo "${GREEN}IP address is already up to date for $DOMAIN${NC}"
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continue
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fi
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echo "${YELLOW}Updating DNS record for $DOMAIN from $CURRENT_IP to $PUBLIC_IP${NC}"
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# Update DNS record
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UPDATE_RESPONSE=$(curl -s -X PUT "https://api.cloudflare.com/client/v4/zones/$ZONE_ID/dns_records/$RECORD_ID" \
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-H "Authorization: Bearer $API_TOKEN" \
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-H "Content-Type: application/json" \
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--data "{\"type\":\"A\",\"name\":\"$DOMAIN\",\"content\":\"$PUBLIC_IP\",\"ttl\":120,\"proxied\":false}")
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UPDATE_SUCCESS=$(echo "$UPDATE_RESPONSE" | grep -o '"success":[^,]*' | cut -d':' -f2)
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if [ "$UPDATE_SUCCESS" = "true" ]; then
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echo "${GREEN}Successfully updated DNS record for $DOMAIN to $PUBLIC_IP${NC}"
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else
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echo "${RED}ERROR: Failed to update DNS record for $DOMAIN${NC}"
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echo "$UPDATE_RESPONSE"
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fi
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done
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echo ""
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echo "Cloudflare DDNS update completed at $(date)" |