chef/site-cookbooks/kosmos-ejabberd/templates/gandi_dns_certbot_hook.sh.erb

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#!/usr/bin/env bash
#
set -euf -o pipefail
# ************** USAGE **************
#
# Example usage (with this hook file saved in /root/):
#
# sudo su -
# certbot certonly --manual --preferred-challenges dns --manual-public-ip-logging-ok --agree-tos -d "5apps.com" -d muc.5apps.com -d "xmpp.5apps.com" \
# --manual-auth-hook "/root/letsencrypt_hook.sh auth" --manual-cleanup-hook "/root/letsencrypt_hook.sh cleanup"
#
# This hook requires configuration, continue reading.
#
# ************** CONFIGURATION **************
#
# GANDI_API_KEY: Your Gandi Live API key
#
# PROVIDER_UPDATE_DELAY:
# How many seconds to wait after updating your DNS records. This may be required,
# depending on how slow your DNS host is to begin serving new DNS records after updating
# them via the API. 30 seconds is a safe default, but some providers can be very slow
# (e.g. Linode).
#
# Defaults to 30 seconds.
#
GANDI_API_KEY="<%= @gandi_api_key %>"
PROVIDER_UPDATE_DELAY=30
regex='.*\.(.*\..*)'
if [[ $CERTBOT_DOMAIN =~ $regex ]]
then
DOMAIN="${BASH_REMATCH[1]}"
else
DOMAIN="${CERTBOT_DOMAIN}"
fi
# To be invoked via Certbot's --manual-auth-hook
function auth {
curl -s -D- -H "Content-Type: application/json" \
-H "X-Api-Key: ${GANDI_API_KEY}" \
-d "{\"rrset_name\": \"_acme-challenge.${CERTBOT_DOMAIN}.\",
\"rrset_type\": \"TXT\",
\"rrset_ttl\": 3600,
\"rrset_values\": [\"${CERTBOT_VALIDATION}\"]}" \
"https://dns.api.gandi.net/api/v5/domains/${DOMAIN}/records"
sleep ${PROVIDER_UPDATE_DELAY}
}
# To be invoked via Certbot's --manual-cleanup-hook
function cleanup {
curl -s -X DELETE -H "Content-Type: application/json" \
-H "X-Api-Key: ${GANDI_API_KEY}" \
https://dns.api.gandi.net/api/v5/domains/${DOMAIN}/records/_acme-challenge.${CERTBOT_DOMAIN}./TXT
}
HANDLER=$1; shift;
if [ -n "$(type -t $HANDLER)" ] && [ "$(type -t $HANDLER)" = function ]; then
$HANDLER "$@"
fi