From 477a04760c8558d5385736a6537f3313f2f11b96 Mon Sep 17 00:00:00 2001 From: neil <8305679+Neilpang@users.noreply.github.com> Date: Thu, 3 Oct 2019 21:00:30 +0800 Subject: [PATCH] support google public dns (#2522) * support google dns * let's start 2.8.4 --- acme.sh | 57 ++++++++++++++++++++++++++++++++++++++++++++++++++++----- 1 file changed, 52 insertions(+), 5 deletions(-) diff --git a/acme.sh b/acme.sh index 0ff24c98..041b5b44 100755 --- a/acme.sh +++ b/acme.sh @@ -1,6 +1,6 @@ #!/usr/bin/env sh -VER=2.8.3 +VER=2.8.4 PROJECT_NAME="acme.sh" @@ -90,6 +90,9 @@ DEBUG_LEVEL_3=3 DEBUG_LEVEL_DEFAULT=$DEBUG_LEVEL_1 DEBUG_LEVEL_NONE=0 +DOH_CLOUDFLARE=1 +DOH_GOOGLE=2 + HIDDEN_VALUE="[hidden](please add '--output-insecure' to see this value)" SYSLOG_ERROR="user.error" @@ -3636,7 +3639,7 @@ __trigger_validation() { } #endpoint domain type -_ns_lookup() { +_ns_lookup_impl() { _ns_ep="$1" _ns_domain="$2" _ns_type="$3" @@ -3660,7 +3663,7 @@ _ns_lookup_cf() { _cf_ld="$1" _cf_ld_type="$2" _cf_ep="https://cloudflare-dns.com/dns-query" - _ns_lookup "$_cf_ep" "$_cf_ld" "$_cf_ld_type" + _ns_lookup_impl "$_cf_ep" "$_cf_ld" "$_cf_ld_type" } #domain, type @@ -3673,6 +3676,44 @@ _ns_purge_cf() { _debug2 response "$response" } +#checks if cf server is available +_ns_is_available_cf() { + if _get "https://cloudflare-dns.com"; then + return 0 + else + return 1 + fi +} + +#domain, type +_ns_lookup_google() { + _cf_ld="$1" + _cf_ld_type="$2" + _cf_ep="https://dns.google/resolve" + _ns_lookup_impl "$_cf_ep" "$_cf_ld" "$_cf_ld_type" +} + +#domain, type +_ns_lookup() { + if [ -z "$DOH_USE" ]; then + _debug "Detect dns server first." + if _ns_is_available_cf; then + _debug "Use cloudflare doh server" + export DOH_USE=$DOH_CLOUDFLARE + else + _debug "Use google doh server" + export DOH_USE=$DOH_GOOGLE + fi + fi + + if [ "$DOH_USE" = "$DOH_CLOUDFLARE" ] || [ -z "$DOH_USE" ]; then + _ns_lookup_cf "$@" + else + _ns_lookup_google "$@" + fi + +} + #txtdomain, alias, txt __check_txt() { _c_txtdomain="$1" @@ -3681,7 +3722,7 @@ __check_txt() { _debug "_c_txtdomain" "$_c_txtdomain" _debug "_c_aliasdomain" "$_c_aliasdomain" _debug "_c_txt" "$_c_txt" - _answers="$(_ns_lookup_cf "$_c_aliasdomain" TXT)" + _answers="$(_ns_lookup "$_c_aliasdomain" TXT)" _contains "$_answers" "$_c_txt" } @@ -3690,7 +3731,13 @@ __check_txt() { __purge_txt() { _p_txtdomain="$1" _debug _p_txtdomain "$_p_txtdomain" - _ns_purge_cf "$_p_txtdomain" "TXT" + if [ "$DOH_USE" = "$DOH_CLOUDFLARE" ] || [ -z "$DOH_USE" ]; then + _ns_purge_cf "$_p_txtdomain" "TXT" + else + _debug "no purge api for google dns api, just sleep 5 secs" + _sleep 5 + fi + } #wait and check each dns entries