mirror of
https://github.com/napnap75/multiarch-docker-images.git
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59 lines
2.5 KiB
Bash
Executable File
59 lines
2.5 KiB
Bash
Executable File
#!/bin/bash
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# Get my IP
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my_ip=$(curl -s https://api.ipify.org)
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if [[ ! ("$my_ip" =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$) ]] ; then
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echo "Got incorrect IP: $my_ip"
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exit 1
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fi
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# Get my registered IP
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current_ip=
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if [[ "$GANDI_API_KEY" != "" ]] ; then
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current_ip=$(curl -s -H"X-Api-Key: $GANDI_API_KEY" https://dns.api.gandi.net/api/v5/domains/$DNS_DOMAIN/records | jq -r '.[] | select(.rrset_name == "'$DNS_HOST'") | select(.rrset_type == "A") | .rrset_values[0]')
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elif [[ "$OVH_USERNAME" != "" ]] ; then
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master_server=$(dig +short -t NS $DNS_DOMAIN | head -n 1)
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current_ip=$(dig +short @$master_server $DNS_HOST.$DNS_DOMAIN)
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else
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echo "No DNS provider configured"
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exit 2
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fi
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if [[ ! ("$current_ip" =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$) ]] ; then
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echo "Incorrect registered IP: $current_ip"
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exit 3
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fi
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# If they match, do nothing
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if [[ "$my_ip" == "$current_ip" ]]; then
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echo "$DNS_HOST.$DNS_DOMAIN record already up-to-date with IP $my_ip"
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exit 0
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fi
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# Update the DNS record
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echo "Updating $DNS_HOST.$DNS_DOMAIN record with IP $my_ip"
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if [[ "$GANDI_API_KEY" != "" ]] ; then
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current_record=$(curl -s -H"X-Api-Key: $GANDI_API_KEY" https://dns.api.gandi.net/api/v5/domains/$DNS_DOMAIN/records | jq -c '.[] | select(.rrset_name == "'$DNS_HOST'") | select(.rrset_type == "A")')
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current_ttl=$(echo $current_record | jq -r '.rrset_ttl')
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curl -s -X PUT -H "Content-Type: application/json" -H "X-Api-Key: $GANDI_API_KEY" -d '{"rrset_ttl": '$current_ttl', "rrset_values":["'$my_ip'"]}' https://dns.api.gandi.net/api/v5/domains/$DNS_DOMAIN/records/$DNS_HOST/A
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if [[ $? != 0 ]] ; then
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echo "Unable to update GANDI record"
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exit 4
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fi
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elif [[ "$OVH_USERNAME" != "" ]] ; then
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curl -s --user "$OVH_USERNAME:$OVH_PASSWORD" "http://www.ovh.com/nic/update?system=dyndns&hostname=$DNS_HOST.$DNS_DOMAIN&myip=$my_ip"
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if [[ $? != 0 ]] ; then
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echo "Unable to update OVH record"
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exit 5
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fi
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fi
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# Send a notification to Slack
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if [[ "$SLACK_URL" != "" ]] ; then
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curl -o /dev/null -s -m 10 --retry 5 -X POST -d "payload={\"username\": \"gandi\", \"icon_emoji\": \":dart:\", \"text\": \"New IP $my_ip for host $DNS_HOST.$DNS_DOMAIN\"}" $SLACK_URL
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fi
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# Send a notification to Gotify
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if [[ "$GOTIFY_URL" != "" ]] ; then
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curl -o /dev/null -s -m 10 --retry 5 -X POST -H "accept: application/json" -H "Content-Type: application/json" -d "{\"priority\": 5, \"title\": \"New IP for host $DNS_HOST.$DNS_DOMAIN\", \"message\": \"New IP $my_ip for host $DNS_HOST.$DNS_DOMAIN, the old IP was $current_ip\"}" $GOTIFY_URL
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fi
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