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Merge pull request #4547 from eastonman/master

dnsapi(huaweicloud): Add retry count to avoid infinite loop when things go wrong
pull/4551/head
neil 2 years ago
committed by GitHub
parent
commit
20304590b4
No known key found for this signature in database GPG Key ID: 4AEE18F83AFDEB23
  1. 74
      dnsapi/dns_huaweicloud.sh

74
dnsapi/dns_huaweicloud.sh

@ -98,19 +98,59 @@ dns_huaweicloud_rm() {
fi fi
_debug "Zone ID is:" "${zoneid}" _debug "Zone ID is:" "${zoneid}"
record_id="$(_get_recordset_id "${token}" "${fulldomain}" "${zoneid}")"
_recursive_rm_record "${token}" "${fulldomain}" "${zoneid}" "${record_id}"
ret="$?"
if [ "${ret}" != "0" ]; then
_err "dns_api(dns_huaweicloud): Error removing record."
return 1
fi
return 0
}
################### Private functions below ##################################
# _recursive_rm_record
# remove all records from the record set
#
# _token=$1
# _domain=$2
# _zoneid=$3
# _record_id=$4
#
# Returns 0 on success
_recursive_rm_record() {
_token=$1
_domain=$2
_zoneid=$3
_record_id=$4
# Most likely to have problems will huaweicloud side if more than 50 attempts but still cannot fully remove the record set
# Maybe can be removed manually in the dashboard
_retry_cnt=50
# Remove all records # Remove all records
# Therotically HuaweiCloud does not allow more than one record set # Therotically HuaweiCloud does not allow more than one record set
# But remove them recurringly to increase robusty # But remove them recurringly to increase robusty
while [ "${record_id}" != "0" ]; do
while [ "${_record_id}" != "0" ] && [ "${_retry_cnt}" != "0" ]; do
_debug "Removing Record" _debug "Removing Record"
_rm_record "${token}" "${zoneid}" "${record_id}"
record_id="$(_get_recordset_id "${token}" "${fulldomain}" "${zoneid}")"
_retry_cnt=$((_retry_cnt - 1))
_rm_record "${_token}" "${_zoneid}" "${_record_id}"
_record_id="$(_get_recordset_id "${_token}" "${_domain}" "${_zoneid}")"
_debug2 "Checking record exists: record_id=${_record_id}"
done done
# Check if retry count is reached
if [ "${_retry_cnt}" = "0" ]; then
_debug "Failed to remove record after 50 attempts, please try removing it manually in the dashboard"
return 1
fi
return 0 return 0
} }
################### Private functions below ##################################
# _get_zoneid # _get_zoneid
# #
# _token=$1 # _token=$1
@ -124,7 +164,7 @@ _get_zoneid() {
i=1 i=1
while true; do while true; do
h=$(printf "%s" "${_domain_string}" | cut -d . -f $i-100)
h=$(printf "%s" "${_domain_string}" | cut -d . -f "$i"-100)
if [ -z "$h" ]; then if [ -z "$h" ]; then
#not valid #not valid
return 1 return 1
@ -135,11 +175,11 @@ _get_zoneid() {
if _contains "${response}" '"id"'; then if _contains "${response}" '"id"'; then
zoneidlist=$(echo "${response}" | _egrep_o "\"id\": *\"[^\"]*\"" | cut -d : -f 2 | tr -d \" | tr -d " ") zoneidlist=$(echo "${response}" | _egrep_o "\"id\": *\"[^\"]*\"" | cut -d : -f 2 | tr -d \" | tr -d " ")
zonenamelist=$(echo "${response}" | _egrep_o "\"name\": *\"[^\"]*\"" | cut -d : -f 2 | tr -d \" | tr -d " ") zonenamelist=$(echo "${response}" | _egrep_o "\"name\": *\"[^\"]*\"" | cut -d : -f 2 | tr -d \" | tr -d " ")
_debug2 "Return Zone ID(s):" "${zoneidlist}"
_debug2 "Return Zone Name(s):" "${zonenamelist}"
_debug2 "Returned Zone ID(s):" "${zoneidlist}"
_debug2 "Returned Zone Name(s):" "${zonenamelist}"
zoneidnum=0 zoneidnum=0
zoneidcount=$(echo "${zoneidlist}" | grep -c '^') zoneidcount=$(echo "${zoneidlist}" | grep -c '^')
_debug "Retund Zone ID(s) Count:" "${zoneidcount}"
_debug "Returned Zone ID(s) Count:" "${zoneidcount}"
while [ "${zoneidnum}" -lt "${zoneidcount}" ]; do while [ "${zoneidnum}" -lt "${zoneidcount}" ]; do
zoneidnum=$(_math "$zoneidnum" + 1) zoneidnum=$(_math "$zoneidnum" + 1)
_zoneid=$(echo "${zoneidlist}" | sed -n "${zoneidnum}p") _zoneid=$(echo "${zoneidlist}" | sed -n "${zoneidnum}p")
@ -206,8 +246,7 @@ _add_record() {
\"type\": \"TXT\", \"type\": \"TXT\",
\"ttl\": 1, \"ttl\": 1,
\"records\": [ \"records\": [
${_exist_record},
\"\\\"${_txtvalue}\\\"\"
${_exist_record},\"\\\"${_txtvalue}\\\"\"
] ]
}" }"
fi fi
@ -215,19 +254,16 @@ _add_record() {
_record_id="$(_get_recordset_id "${_token}" "${_domain}" "${zoneid}")" _record_id="$(_get_recordset_id "${_token}" "${_domain}" "${zoneid}")"
_debug "Record Set ID is:" "${_record_id}" _debug "Record Set ID is:" "${_record_id}"
# Remove all records
while [ "${_record_id}" != "0" ]; do
_debug "Removing Record"
_rm_record "${_token}" "${zoneid}" "${_record_id}"
_record_id="$(_get_recordset_id "${_token}" "${_domain}" "${zoneid}")"
done
# Add brand new records with all old and new records # Add brand new records with all old and new records
export _H2="Content-Type: application/json" export _H2="Content-Type: application/json"
export _H1="X-Auth-Token: ${_token}" export _H1="X-Auth-Token: ${_token}"
_debug2 "${_post_body}" _debug2 "${_post_body}"
_post "${_post_body}" "${dns_api}/v2/zones/${zoneid}/recordsets" >/dev/null
if [ -z "${_exist_record}" ]; then
_post "${_post_body}" "${dns_api}/v2/zones/${zoneid}/recordsets" >/dev/null
else
_post "${_post_body}" "${dns_api}/v2/zones/${zoneid}/recordsets/${_record_id}" false "PUT" >/dev/null
fi
_code="$(grep "^HTTP" "$HTTP_HEADER" | _tail_n 1 | cut -d " " -f 2 | tr -d "\\r\\n")" _code="$(grep "^HTTP" "$HTTP_HEADER" | _tail_n 1 | cut -d " " -f 2 | tr -d "\\r\\n")"
if [ "$_code" != "202" ]; then if [ "$_code" != "202" ]; then
_err "dns_huaweicloud: http code ${_code}" _err "dns_huaweicloud: http code ${_code}"

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