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97 lines
2.5 KiB
97 lines
2.5 KiB
#!/bin/bash
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api_key='MyApiKey'
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api_endpoint='https://dns.api.gandi.net/api/v5'
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ifconfig='https://homnomnom.fr/ip/'
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host="example.com"
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ttl='300'
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domainsV4=(
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"subdomain1"
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"subdomain2"
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)
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domainsV6=(
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"subdomain3"
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"subdomain4"
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)
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#script below
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function die {
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echo -e $1 >&2
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kill -HUP $$
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}
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function get_api {
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tmpfile=$(mktemp)
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http_code=$(curl --silent "${api_endpoint}/${1}" \
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--header "Content-Type: application/json" \
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--header "X-Api-Key: ${api_key}" \
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--output ${tmpfile} \
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--write-out '%{http_code}')
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message=$(cat ${tmpfile})
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rm ${tmpfile}
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if [[ ${http_code} != "200" ]]; then
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die "API GET call exited with code ${http_code}.\nMessage: ${message}"
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fi
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echo ${message}
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}
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function put_api {
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tmpfile=$(mktemp)
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http_code=$(curl --request PUT \
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--header "Content-Type: application/json" \
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--header "X-Api-Key: ${api_key}" \
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--silent \
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--output ${tmpfile} \
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--write-out '%{http_code}' \
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"${api_endpoint}/${1}" \
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-d "${2}")
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message=$(cat ${tmpfile})
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rm ${tmpfile}
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if [[ ${http_code} != "201" ]]; then
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die "API PUT call exited with code ${http_code}.\nMessage: ${message}"
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fi
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echo ${message}
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}
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#find out zone UUID for domain
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uuid=$(get_api "domains/${host}")
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uuid=$(echo ${uuid} | jq '.zone_uuid' | sed 's/"//g')
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echo "UUID: ${uuid}"
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ipv4=$(curl -4 --silent ${ifconfig})
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echo "detected IPv4 address: ${ipv4}"
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for domain in ${domainsV4[@]}; do
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ip=$(get_api "zones/${uuid}/records/${domain}/A" | jq '.rrset_values[0]' | sed 's/"//g')
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if [ "${ip}" == "${ipv4}" ]; then
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echo "- ${domain}.${host}: IP already OK"
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else
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payload='{"rrset_ttl": '${ttl}', "rrset_values": ["'${ipv4}'"]}'
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put_api "zones/${uuid}/records/${domain}/A" "${payload}" >/dev/null
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echo "- ${domain}.${host}: replaced ${ip} with ${ipv4}"
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fi
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done
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ipv6=$(curl -6 --silent ${ifconfig})
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echo "detected IPv6 address: ${ipv6}"
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for domain in ${domainsV6[@]}; do
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ip=$(get_api "zones/${uuid}/records/${domain}/AAAA" | jq '.rrset_values[0]' | sed 's/"//g')
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if [ "${ip}" == "${ipv6}" ]; then
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echo "- ${domain}.${host}: IP already OK"
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else
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payload='{"rrset_ttl": '${ttl}', "rrset_values": ["'${ipv6}'"]}'
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put_api "zones/${uuid}/records/${domain}/AAAA" "${payload}" >/dev/null
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echo "- ${domain}.${host}: replaced ${ip} with ${ipv6}"
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fi
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done
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