acme.sh/dnsapi/dns_cf.sh

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#!/usr/bin/env bash
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#
#CF_Key="sdfsdfsdfljlbjkljlkjsdfoiwje"
#
#CF_Email="xxxx@sss.com"
CF_Api="https://api.cloudflare.com/client/v4/"
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######## Public functions #####################
#Usage: add _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
dns_cf_add(){
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fulldomain=$1
txtvalue=$2
if [ -z "$CF_Key" ] || [ -z "$CF_Email" ] ; then
_err "You don't specify cloudflare api key and email yet."
_err "Please create you key and try again."
return 1
fi
#save the api key and email to the account conf file.
_saveaccountconf CF_Key "$CF_Key"
_saveaccountconf CF_Email "$CF_Email"
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_debug "First detect the root zone"
if ! _get_root $fulldomain ; then
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_err "invalid domain"
return 1
fi
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_debug _domain_id "$_domain_id"
_debug _sub_domain "$_sub_domain"
_debug _domain "$_domain"
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_debug "Getting txt records"
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_cf_rest GET "/zones/${_domain_id}/dns_records?type=TXT&name=$fulldomain"
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if [ "$?" != "0" ] || ! printf $response | grep \"success\":true > /dev/null ; then
_err "Error"
return 1
fi
count=$(printf $response | grep -o \"count\":[^,]* | cut -d : -f 2)
if [ "$count" == "0" ] ; then
_info "Adding record"
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if _cf_rest POST "/zones/$_domain_id/dns_records" "{\"type\":\"TXT\",\"name\":\"$fulldomain\",\"content\":\"$txtvalue\",\"ttl\":120}"; then
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if printf $response | grep $fulldomain > /dev/null ; then
_info "Added, sleeping 10 seconds"
sleep 10
#todo: check if the record takes effect
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return 0
else
_err "Add txt record error."
return 1
fi
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fi
_err "Add txt record error."
else
_info "Updating record"
record_id=$(printf $response | grep -o \"id\":\"[^\"]*\" | cut -d : -f 2 | tr -d \")
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_debug "record_id" $record_id
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_cf_rest PUT "/zones/$_domain_id/dns_records/$record_id" "{\"id\":\"$record_id\",\"type\":\"TXT\",\"name\":\"$fulldomain\",\"content\":\"$txtvalue\",\"zone_id\":\"$_domain_id\",\"zone_name\":\"$_domain\"}"
if [ "$?" == "0" ]; then
_info "Updated, sleeping 10 seconds"
sleep 10
#todo: check if the record takes effect
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return 0;
fi
_err "Update error"
return 1
fi
}
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#################### Private functions bellow ##################################
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#_acme-challenge.www.domain.com
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#returns
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# _sub_domain=_acme-challenge.www
# _domain=domain.com
# _domain_id=sdjkglgdfewsdfg
_get_root() {
domain=$1
i=2
p=1
while [ '1' ] ; do
h=$(printf $domain | cut -d . -f $i-100)
if [ -z "$h" ] ; then
#not valid
return 1;
fi
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if ! _cf_rest GET "zones?name=$h" ; then
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return 1
fi
if printf $response | grep \"name\":\"$h\" ; then
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_domain_id=$(printf "$response" | grep -o \"id\":\"[^\"]*\" | head -1 | cut -d : -f 2 | tr -d \")
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if [ "$_domain_id" ] ; then
_sub_domain=$(printf $domain | cut -d . -f 1-$p)
_domain=$h
return 0
fi
return 1
fi
p=$i
let "i+=1"
done
return 1
}
_cf_rest() {
m=$1
ep="$2"
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_debug $ep
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if [ "$3" ] ; then
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data="$3"
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_debug data "$data"
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response="$(curl --silent -X $m "$CF_Api/$ep" -H "X-Auth-Email: $CF_Email" -H "X-Auth-Key: $CF_Key" -H "Content-Type: application/json" --data $data)"
else
response="$(curl --silent -X $m "$CF_Api/$ep" -H "X-Auth-Email: $CF_Email" -H "X-Auth-Key: $CF_Key" -H "Content-Type: application/json")"
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fi
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if [ "$?" != "0" ] ; then
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_err "error $ep"
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return 1
fi
_debug2 response "$response"
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return 0
}