# (c) Copyright 2021, ClearSCM, Inc., all rights reserved
#
################################################################################
+logfile="/tmp/$(basename $0).log"
+rm -f $logfile
+
+function log {
+ echo $1 >> $logfile
+} # log
+
+log "Starting $0"
+
# The following are environment variables that certbot passes to us
#
-# CERTBOT_DOMAIN: Domain being authenticated. For example,
-# _acme-challenge.example.com for a wildcart cert or
-# _acme-challenge.subdomain.example.com for a subdomain
-# Note: Pass in $1 for testing or use the default of
-# CERTBOT_DOMAIN
-domain=${1:-CERTBOT_DOMAIN}
+# CERTBOT_DOMAIN: Domain being authenticated.
+# CERTBOT_VALIDATION: Validation string for domain
+#
+# Check that CERTBOT_DOMAIN and CERTBOT_VALIDATION have been passed in properly
+if [ -z "$CERTBOT_DOMAIN"]; then
+ log "CERTBOT_DOMAIN not passed in!"
+ exit 1
+else
+ log "CERTBOT_DOMAIN = $CERTBOT_DOMAIN"
+fi
-# CERTBOT_VALIDATION: The validation string. Pass in $2 or use the default of
-# CERTBOT_VALIDATION
-value=${2:-CERTBOT_VALIDATION}
+if [ -z "$CERTBOT_VALIDATION"]; then
+ log "CERTBOT_VALIDATION not passed in!"
+ exit 1
+else
+ log "CERTBOT_VALIDATION = $CERTBOT_VALIDATION"
+fi
-# Dreamhost key - generate at https://panel.dreamhost.com/?tree=home.api
+# My DNS registar is Dreamhost. These variables are specific to their DNS API.
+# Yours will probably be different.
+#
+# Dreamhost key - generate at https://panel.dreamhost.com/?tree=home.api
key=KHY6UJQXD9MEJZHR
# URL where the REST endpoint is
# Remove a TXT record. Oddly you must also specify the value.
function removeTXT {
- echo "Removing TXT record $CERTBOT_DOMAIN_DOMAIN = $CERTBOT_VALIDATION"
- cmd="$url&unique_id=$(uuidgen)&cmd=dns-remove_record&record=$CERTBOT_DOMAIN&type=TXT&value=$CERTBOT_VALIDATION"
-
- response=$(wget -O- -q "$cmd")
-
- echo "$response"
+ log "Removing TXT record $CERTBOT_DOMAIN = $CERTBOT_VALIDATION"
+ cmd="$url&unique_id=$(uuidgen)&cmd=dns-remove_record&record=_acme-challenge.$CERTBOT_DOMAIN&type=TXT&value=$CERTBOT_VALIDATION"
+ log "cmd: $cmd"
+
+ response=$(wget -O- -q "$cmd")
+
+ log "Response = $response"
} # removeTXT
removeTXT
# Removal is instanteous but propagation will take some time. No need to wait
-# around though...
\ No newline at end of file
+# around though...