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327 lines
9.3 KiB
327 lines
9.3 KiB
#!/usr/bin/env sh |
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# HUAWEICLOUD_Username |
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# HUAWEICLOUD_Password |
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# HUAWEICLOUD_DomainName |
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iam_api="https://iam.myhuaweicloud.com" |
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dns_api="https://dns.ap-southeast-1.myhuaweicloud.com" # Should work |
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######## Public functions ##################### |
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# Usage: add _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs" |
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# Used to add txt record |
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# |
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# Ref: https://support.huaweicloud.com/intl/zh-cn/api-dns/zh-cn_topic_0132421999.html |
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# |
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# About "DomainName" parameters see: https://support.huaweicloud.com/api-iam/iam_01_0006.html |
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# |
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dns_huaweicloud_add() { |
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fulldomain=$1 |
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txtvalue=$2 |
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HUAWEICLOUD_Username="${HUAWEICLOUD_Username:-$(_readaccountconf_mutable HUAWEICLOUD_Username)}" |
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HUAWEICLOUD_Password="${HUAWEICLOUD_Password:-$(_readaccountconf_mutable HUAWEICLOUD_Password)}" |
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HUAWEICLOUD_DomainName="${HUAWEICLOUD_DomainName:-$(_readaccountconf_mutable HUAWEICLOUD_DomainName)}" |
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# Check information |
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if [ -z "${HUAWEICLOUD_Username}" ] || [ -z "${HUAWEICLOUD_Password}" ] || [ -z "${HUAWEICLOUD_DomainName}" ]; then |
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_err "Not enough information provided to dns_huaweicloud!" |
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return 1 |
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fi |
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unset token # Clear token |
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token="$(_get_token "${HUAWEICLOUD_Username}" "${HUAWEICLOUD_Password}" "${HUAWEICLOUD_DomainName}")" |
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if [ -z "${token}" ]; then # Check token |
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_err "dns_api(dns_huaweicloud): Error getting token." |
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return 1 |
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fi |
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_secure_debug "Access token is:" "${token}" |
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unset zoneid |
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zoneid="$(_get_zoneid "${token}" "${fulldomain}")" |
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if [ -z "${zoneid}" ]; then |
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_err "dns_api(dns_huaweicloud): Error getting zone id." |
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return 1 |
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fi |
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_debug "Zone ID is:" "${zoneid}" |
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_debug "Adding Record" |
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_add_record "${token}" "${fulldomain}" "${txtvalue}" |
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ret="$?" |
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if [ "${ret}" != "0" ]; then |
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_err "dns_api(dns_huaweicloud): Error adding record." |
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return 1 |
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fi |
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# Do saving work if all succeeded |
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_saveaccountconf_mutable HUAWEICLOUD_Username "${HUAWEICLOUD_Username}" |
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_saveaccountconf_mutable HUAWEICLOUD_Password "${HUAWEICLOUD_Password}" |
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_saveaccountconf_mutable HUAWEICLOUD_DomainName "${HUAWEICLOUD_DomainName}" |
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return 0 |
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} |
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# Usage: fulldomain txtvalue |
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# Used to remove the txt record after validation |
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# |
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# Ref: https://support.huaweicloud.com/intl/zh-cn/api-dns/dns_api_64005.html |
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# |
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dns_huaweicloud_rm() { |
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fulldomain=$1 |
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txtvalue=$2 |
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HUAWEICLOUD_Username="${HUAWEICLOUD_Username:-$(_readaccountconf_mutable HUAWEICLOUD_Username)}" |
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HUAWEICLOUD_Password="${HUAWEICLOUD_Password:-$(_readaccountconf_mutable HUAWEICLOUD_Password)}" |
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HUAWEICLOUD_DomainName="${HUAWEICLOUD_DomainName:-$(_readaccountconf_mutable HUAWEICLOUD_DomainName)}" |
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# Check information |
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if [ -z "${HUAWEICLOUD_Username}" ] || [ -z "${HUAWEICLOUD_Password}" ] || [ -z "${HUAWEICLOUD_DomainName}" ]; then |
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_err "Not enough information provided to dns_huaweicloud!" |
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return 1 |
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fi |
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unset token # Clear token |
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token="$(_get_token "${HUAWEICLOUD_Username}" "${HUAWEICLOUD_Password}" "${HUAWEICLOUD_DomainName}")" |
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if [ -z "${token}" ]; then # Check token |
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_err "dns_api(dns_huaweicloud): Error getting token." |
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return 1 |
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fi |
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_secure_debug "Access token is:" "${token}" |
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unset zoneid |
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zoneid="$(_get_zoneid "${token}" "${fulldomain}")" |
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if [ -z "${zoneid}" ]; then |
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_err "dns_api(dns_huaweicloud): Error getting zone id." |
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return 1 |
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fi |
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_debug "Zone ID is:" "${zoneid}" |
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record_id="$(_get_recordset_id "${token}" "${fulldomain}" "${zoneid}")" |
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_recursive_rm_record "${token}" "${fulldomain}" "${zoneid}" "${record_id}" |
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ret="$?" |
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if [ "${ret}" != "0" ]; then |
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_err "dns_api(dns_huaweicloud): Error removing record." |
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return 1 |
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fi |
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return 0 |
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} |
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################### Private functions below ################################## |
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# _recursive_rm_record |
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# remove all records from the record set |
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# |
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# _token=$1 |
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# _domain=$2 |
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# _zoneid=$3 |
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# _record_id=$4 |
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# |
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# Returns 0 on success |
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_recursive_rm_record() { |
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_token=$1 |
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_domain=$2 |
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_zoneid=$3 |
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_record_id=$4 |
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# Most likely to have problems will huaweicloud side if more than 50 attempts but still cannot fully remove the record set |
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# Maybe can be removed manually in the dashboard |
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_retry_cnt=50 |
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# Remove all records |
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# Therotically HuaweiCloud does not allow more than one record set |
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# But remove them recurringly to increase robusty |
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while [ "${_record_id}" != "0" ] && [ "${_retry_cnt}" != "0" ]; do |
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_debug "Removing Record" |
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_retry_cnt=$((_retry_cnt - 1)) |
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_rm_record "${_token}" "${_zoneid}" "${_record_id}" |
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_record_id="$(_get_recordset_id "${_token}" "${_domain}" "${_zoneid}")" |
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_debug2 "Checking record exists: record_id=${_record_id}" |
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done |
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# Check if retry count is reached |
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if [ "${_retry_cnt}" = "0" ]; then |
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_debug "Failed to remove record after 50 attempts, please try removing it manually in the dashboard" |
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return 1 |
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fi |
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return 0 |
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} |
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# _get_zoneid |
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# |
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# _token=$1 |
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# _domain_string=$2 |
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# |
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# printf "%s" "${_zoneid}" |
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_get_zoneid() { |
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_token=$1 |
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_domain_string=$2 |
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export _H1="X-Auth-Token: ${_token}" |
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i=1 |
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while true; do |
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h=$(printf "%s" "${_domain_string}" | cut -d . -f "$i"-100) |
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if [ -z "$h" ]; then |
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#not valid |
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return 1 |
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fi |
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_debug "$h" |
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response=$(_get "${dns_api}/v2/zones?name=${h}") |
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_debug2 "$response" |
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if _contains "${response}" '"id"'; then |
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zoneidlist=$(echo "${response}" | _egrep_o "\"id\": *\"[^\"]*\"" | cut -d : -f 2 | tr -d \" | tr -d " ") |
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zonenamelist=$(echo "${response}" | _egrep_o "\"name\": *\"[^\"]*\"" | cut -d : -f 2 | tr -d \" | tr -d " ") |
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_debug2 "Returned Zone ID(s):" "${zoneidlist}" |
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_debug2 "Returned Zone Name(s):" "${zonenamelist}" |
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zoneidnum=0 |
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zoneidcount=$(echo "${zoneidlist}" | grep -c '^') |
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_debug "Returned Zone ID(s) Count:" "${zoneidcount}" |
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while [ "${zoneidnum}" -lt "${zoneidcount}" ]; do |
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zoneidnum=$(_math "$zoneidnum" + 1) |
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_zoneid=$(echo "${zoneidlist}" | sed -n "${zoneidnum}p") |
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zonename=$(echo "${zonenamelist}" | sed -n "${zoneidnum}p") |
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_debug "Check Zone Name" "${zonename}" |
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if [ "${zonename}" = "${h}." ]; then |
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_debug "Get Zone ID Success." |
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_debug "ZoneID:" "${_zoneid}" |
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printf "%s" "${_zoneid}" |
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return 0 |
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fi |
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done |
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fi |
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i=$(_math "$i" + 1) |
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done |
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return 1 |
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} |
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_get_recordset_id() { |
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_token=$1 |
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_domain=$2 |
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_zoneid=$3 |
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export _H1="X-Auth-Token: ${_token}" |
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response=$(_get "${dns_api}/v2/zones/${_zoneid}/recordsets?name=${_domain}") |
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if _contains "${response}" '"id"'; then |
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_id="$(echo "${response}" | _egrep_o "\"id\": *\"[^\"]*\"" | cut -d : -f 2 | tr -d \" | tr -d " ")" |
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printf "%s" "${_id}" |
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return 0 |
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fi |
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printf "%s" "0" |
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return 1 |
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} |
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_add_record() { |
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_token=$1 |
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_domain=$2 |
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_txtvalue=$3 |
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# Get Existing Records |
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export _H1="X-Auth-Token: ${_token}" |
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response=$(_get "${dns_api}/v2/zones/${zoneid}/recordsets?name=${_domain}") |
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_debug2 "${response}" |
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_exist_record=$(echo "${response}" | _egrep_o '"records":[^]]*' | sed 's/\"records\"\:\[//g') |
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_debug "${_exist_record}" |
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# Check if record exist |
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# Generate body data |
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if [ -z "${_exist_record}" ]; then |
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_post_body="{ |
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\"name\": \"${_domain}.\", |
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\"description\": \"ACME Challenge\", |
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\"type\": \"TXT\", |
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\"ttl\": 1, |
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\"records\": [ |
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\"\\\"${_txtvalue}\\\"\" |
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] |
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}" |
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else |
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_post_body="{ |
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\"name\": \"${_domain}.\", |
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\"description\": \"ACME Challenge\", |
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\"type\": \"TXT\", |
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\"ttl\": 1, |
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\"records\": [ |
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${_exist_record},\"\\\"${_txtvalue}\\\"\" |
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] |
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}" |
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fi |
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_record_id="$(_get_recordset_id "${_token}" "${_domain}" "${zoneid}")" |
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_debug "Record Set ID is:" "${_record_id}" |
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# Add brand new records with all old and new records |
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export _H2="Content-Type: application/json" |
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export _H1="X-Auth-Token: ${_token}" |
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_debug2 "${_post_body}" |
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if [ -z "${_exist_record}" ]; then |
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_post "${_post_body}" "${dns_api}/v2/zones/${zoneid}/recordsets" >/dev/null |
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else |
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_post "${_post_body}" "${dns_api}/v2/zones/${zoneid}/recordsets/${_record_id}" false "PUT" >/dev/null |
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fi |
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_code="$(grep "^HTTP" "$HTTP_HEADER" | _tail_n 1 | cut -d " " -f 2 | tr -d "\\r\\n")" |
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if [ "$_code" != "202" ]; then |
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_err "dns_huaweicloud: http code ${_code}" |
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return 1 |
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fi |
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return 0 |
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} |
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# _rm_record $token $zoneid $recordid |
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# assume ${dns_api} exist |
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# no output |
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# return 0 |
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_rm_record() { |
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_token=$1 |
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_zone_id=$2 |
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_record_id=$3 |
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export _H2="Content-Type: application/json" |
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export _H1="X-Auth-Token: ${_token}" |
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_post "" "${dns_api}/v2/zones/${_zone_id}/recordsets/${_record_id}" false "DELETE" >/dev/null |
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return $? |
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} |
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_get_token() { |
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_username=$1 |
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_password=$2 |
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_domain_name=$3 |
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_debug "Getting Token" |
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body="{ |
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\"auth\": { |
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\"identity\": { |
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\"methods\": [ |
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\"password\" |
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], |
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\"password\": { |
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\"user\": { |
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\"name\": \"${_username}\", |
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\"password\": \"${_password}\", |
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\"domain\": { |
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\"name\": \"${_domain_name}\" |
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} |
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} |
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} |
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}, |
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\"scope\": { |
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\"project\": { |
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\"name\": \"ap-southeast-1\" |
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} |
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} |
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} |
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}" |
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export _H1="Content-Type: application/json;charset=utf8" |
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_post "${body}" "${iam_api}/v3/auth/tokens" >/dev/null |
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_code=$(grep "^HTTP" "$HTTP_HEADER" | _tail_n 1 | cut -d " " -f 2 | tr -d "\\r\\n") |
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_token=$(grep "^X-Subject-Token" "$HTTP_HEADER" | cut -d " " -f 2-) |
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_secure_debug "${_code}" |
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printf "%s" "${_token}" |
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return 0 |
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}
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