acme.sh/dnsapi/dns_cf.sh

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#!/usr/bin/env sh
#
#CF_Key="sdfsdfsdfljlbjkljlkjsdfoiwje"
#
#CF_Email="xxxx@sss.com"
#CF_Token="xxxx"
#CF_Account_ID="xxxx"
#CF_Zone_ID="xxxx"
CF_Api="https://api.cloudflare.com/client/v4"
######## Public functions #####################
#Usage: add _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
dns_cf_add() {
fulldomain=$1
txtvalue=$2
CF_Token="${CF_Token:-$(_readaccountconf_mutable CF_Token)}"
CF_Account_ID="${CF_Account_ID:-$(_readaccountconf_mutable CF_Account_ID)}"
CF_Zone_ID="${CF_Zone_ID:-$(_readaccountconf_mutable CF_Zone_ID)}"
CF_Key="${CF_Key:-$(_readaccountconf_mutable CF_Key)}"
CF_Email="${CF_Email:-$(_readaccountconf_mutable CF_Email)}"
if [ "$CF_Token" ]; then
_saveaccountconf_mutable CF_Token "$CF_Token"
_saveaccountconf_mutable CF_Account_ID "$CF_Account_ID"
_saveaccountconf_mutable CF_Zone_ID "$CF_Zone_ID"
else
if [ -z "$CF_Key" ] || [ -z "$CF_Email" ]; then
CF_Key=""
CF_Email=""
_err "You didn't specify a Cloudflare api key and email yet."
_err "You can get yours from here https://dash.cloudflare.com/profile."
return 1
fi
if ! _contains "$CF_Email" "@"; then
_err "It seems that the CF_Email=$CF_Email is not a valid email address."
_err "Please check and retry."
return 1
fi
#save the api key and email to the account conf file.
_saveaccountconf_mutable CF_Key "$CF_Key"
_saveaccountconf_mutable CF_Email "$CF_Email"
fi
_debug "First detect the root zone"
if ! _get_root "$fulldomain"; then
_err "invalid domain"
return 1
fi
_debug _domain_id "$_domain_id"
_debug _sub_domain "$_sub_domain"
_debug _domain "$_domain"
_debug "Getting txt records"
_cf_rest GET "zones/${_domain_id}/dns_records?type=TXT&name=$fulldomain"
if ! echo "$response" | tr -d " " | grep \"success\":true >/dev/null; then
_err "Error"
return 1
fi
# For wildcard cert, the main root domain and the wildcard domain have the same txt subdomain name, so
# we can not use updating anymore.
# count=$(printf "%s\n" "$response" | _egrep_o "\"count\":[^,]*" | cut -d : -f 2)
# _debug count "$count"
# if [ "$count" = "0" ]; then
_info "Adding record"
if _cf_rest POST "zones/$_domain_id/dns_records" "{\"type\":\"TXT\",\"name\":\"$fulldomain\",\"content\":\"$txtvalue\",\"ttl\":120}"; then
if _contains "$response" "$txtvalue"; then
_info "Added, OK"
return 0
elif _contains "$response" "The record already exists"; then
_info "Already exists, OK"
return 0
else
_err "Add txt record error."
return 1
fi
fi
_err "Add txt record error."
return 1
}
#fulldomain txtvalue
dns_cf_rm() {
fulldomain=$1
txtvalue=$2
CF_Token="${CF_Token:-$(_readaccountconf_mutable CF_Token)}"
CF_Account_ID="${CF_Account_ID:-$(_readaccountconf_mutable CF_Account_ID)}"
CF_Zone_ID="${CF_Zone_ID:-$(_readaccountconf_mutable CF_Zone_ID)}"
CF_Key="${CF_Key:-$(_readaccountconf_mutable CF_Key)}"
CF_Email="${CF_Email:-$(_readaccountconf_mutable CF_Email)}"
_debug "First detect the root zone"
if ! _get_root "$fulldomain"; then
_err "invalid domain"
return 1
fi
_debug _domain_id "$_domain_id"
_debug _sub_domain "$_sub_domain"
_debug _domain "$_domain"
_debug "Getting txt records"
_cf_rest GET "zones/${_domain_id}/dns_records?type=TXT&name=$fulldomain&content=$txtvalue"
if ! echo "$response" | tr -d " " | grep \"success\":true >/dev/null; then
_err "Error: $response"
return 1
fi
count=$(printf "%s\n" "$response" | _egrep_o "\"count\":[^,]*" | cut -d : -f 2)
_debug count "$count"
if [ "$count" = "0" ]; then
_info "Don't need to remove."
else
record_id=$(printf "%s\n" "$response" | _egrep_o "\"id\":\"[^\"]*\"" | cut -d : -f 2 | tr -d \" | head -n 1)
_debug "record_id" "$record_id"
if [ -z "$record_id" ]; then
_err "Can not get record id to remove."
return 1
fi
if ! _cf_rest DELETE "zones/$_domain_id/dns_records/$record_id"; then
_err "Delete record error."
return 1
fi
_contains "$response" '"success":true'
fi
}
#################### Private functions below ##################################
#_acme-challenge.www.domain.com
#returns
# _sub_domain=_acme-challenge.www
# _domain=domain.com
# _domain_id=sdjkglgdfewsdfg
_get_root() {
domain=$1
i=1
p=1
# Use Zone ID directly if provided
if [ "$CF_Zone_ID" ]; then
if ! _cf_rest GET "zones/$CF_Zone_ID"; then
return 1
else
if _contains "$response" '"success":true'; then
_domain=$(printf "%s\n" "$response" | _egrep_o "\"name\":\"[^\"]*\"" | cut -d : -f 2 | tr -d \" | head -n 1)
if [ "$_domain" ]; then
_cutlength=$((${#domain} - ${#_domain} - 1))
_sub_domain=$(printf "%s" "$domain" | cut -c "1-$_cutlength")
_domain_id=$CF_Zone_ID
return 0
else
return 1
fi
else
return 1
fi
fi
fi
while true; do
h=$(printf "%s" "$domain" | cut -d . -f $i-100)
_debug h "$h"
if [ -z "$h" ]; then
#not valid
return 1
fi
if [ "$CF_Account_ID" ]; then
if ! _cf_rest GET "zones?name=$h&account.id=$CF_Account_ID"; then
return 1
fi
else
if ! _cf_rest GET "zones?name=$h"; then
return 1
fi
fi
if _contains "$response" "\"name\":\"$h\"" || _contains "$response" '"total_count":1'; then
_domain_id=$(echo "$response" | _egrep_o "\[.\"id\":\"[^\"]*\"" | _head_n 1 | cut -d : -f 2 | tr -d \")
if [ "$_domain_id" ]; then
_sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
_domain=$h
return 0
fi
return 1
fi
p=$i
i=$(_math "$i" + 1)
done
return 1
}
_cf_rest() {
m=$1
ep="$2"
data="$3"
_debug "$ep"
email_trimmed=$(echo "$CF_Email" | tr -d '"')
key_trimmed=$(echo "$CF_Key" | tr -d '"')
token_trimmed=$(echo "$CF_Token" | tr -d '"')
export _H1="Content-Type: application/json"
if [ "$token_trimmed" ]; then
export _H2="Authorization: Bearer $token_trimmed"
else
export _H2="X-Auth-Email: $email_trimmed"
export _H3="X-Auth-Key: $key_trimmed"
fi
if [ "$m" != "GET" ]; then
_debug data "$data"
response="$(_post "$data" "$CF_Api/$ep" "" "$m")"
else
response="$(_get "$CF_Api/$ep")"
fi
if [ "$?" != "0" ]; then
_err "error $ep"
return 1
fi
_debug2 response "$response"
return 0
}