From df3575217acc5c50d45145672a3008cdb5895cdc Mon Sep 17 00:00:00 2001 From: scottkof Date: Fri, 25 Oct 2019 12:05:15 -0700 Subject: [PATCH] Avoid API throttling errors in AWS DNS plugin --- dnsapi/dns_aws.sh | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/dnsapi/dns_aws.sh b/dnsapi/dns_aws.sh index 246f4774..54b1bb3a 100755 --- a/dnsapi/dns_aws.sh +++ b/dnsapi/dns_aws.sh @@ -6,6 +6,8 @@ #AWS_SECRET_ACCESS_KEY="xxxxxxx" #This is the Amazon Route53 api wrapper for acme.sh +#All `sleep` commands are included to avoid Route53 throttling, see +#https://docs.aws.amazon.com/Route53/latest/DeveloperGuide/DNSLimitations.html#limits-api-requests AWS_HOST="route53.amazonaws.com" AWS_URL="https://$AWS_HOST" @@ -43,6 +45,7 @@ dns_aws_add() { _debug "First detect the root zone" if ! _get_root "$fulldomain"; then _err "invalid domain" + sleep 1 return 1 fi _debug _domain_id "$_domain_id" @@ -51,6 +54,7 @@ dns_aws_add() { _info "Getting existing records for $fulldomain" if ! aws_rest GET "2013-04-01$_domain_id/rrset" "name=$fulldomain&type=TXT"; then + sleep 1 return 1 fi @@ -63,6 +67,7 @@ dns_aws_add() { if [ "$_resource_record" ] && _contains "$response" "$txtvalue"; then _info "The TXT record already exists. Skipping." + sleep 1 return 0 fi @@ -72,9 +77,10 @@ dns_aws_add() { if aws_rest POST "2013-04-01$_domain_id/rrset/" "" "$_aws_tmpl_xml" && _contains "$response" "ChangeResourceRecordSetsResponse"; then _info "TXT record updated successfully." + sleep 1 return 0 fi - + sleep 1 return 1 } @@ -93,6 +99,7 @@ dns_aws_rm() { _debug "First detect the root zone" if ! _get_root "$fulldomain"; then _err "invalid domain" + sleep 1 return 1 fi _debug _domain_id "$_domain_id" @@ -101,6 +108,7 @@ dns_aws_rm() { _info "Getting existing records for $fulldomain" if ! aws_rest GET "2013-04-01$_domain_id/rrset" "name=$fulldomain&type=TXT"; then + sleep 1 return 1 fi @@ -109,6 +117,7 @@ dns_aws_rm() { _debug "_resource_record" "$_resource_record" else _debug "no records exist, skip" + sleep 1 return 0 fi @@ -116,9 +125,10 @@ dns_aws_rm() { if aws_rest POST "2013-04-01$_domain_id/rrset/" "" "$_aws_tmpl_xml" && _contains "$response" "ChangeResourceRecordSetsResponse"; then _info "TXT record deleted successfully." + sleep 1 return 0 fi - + sleep 1 return 1 }