Merge pull request #45 from Neilpang/dnsapi

support CloudFlare api for dns-01 challenge.
This commit is contained in:
Neil 2016-01-30 22:57:31 +08:00
commit bda6909d53
2 changed files with 218 additions and 13 deletions

158
dnsapi/dns-cf.sh Executable file
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@ -0,0 +1,158 @@
#!/bin/bash
#
#CF_Key="sdfsdfsdfljlbjkljlkjsdfoiwje"
#
#CF_Email="xxxx@sss.com"
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
_debug "First detect the root zone"
if ! _get_root $fulldomain ; then
_err "invalid domain"
return 1
fi
_debug "Getting txt records"
_cf_rest GET "/zones/$_domain_id/dns_records?type=TXT&name=$fulldomain"
if [ "$?" != "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"
if _cf_rest POST "/zones/$_domain_id/dns_records" "{\"type\":\"TXT\",\"name\":\"$fulldomain\",\"content\":\"$txtvalue\",\"ttl\":120}"; then
if printf $response | grep $fulldomain > /dev/null ; then
_info "Added, sleeping 10 seconds"
sleep 10
#todo: check if the record takes effect
return 0
else
_err "Add txt record error."
return 1
fi
fi
_err "Add txt record error."
else
_info "Updating record"
record_id=$(printf $response | grep -o \"id\":\"[^\"]*\" | cut -d : -f 2 | tr -d \")
_debug "record_id" $record_id
_cf_rest PUT "/zones/$_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
return 0;
fi
_err "Update error"
return 1
fi
}
#################### Private functions bellow ##################################
#_acme-challenge.www.domain.com
#returns
# _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
if ! _cf_rest GET "zones?name=$h" ; then
return 1
fi
if printf $response | grep \"name\":\"$h\" ; then
_domain_id=$(printf $response | grep -o \"id\":\"[^\"]*\" | cut -d : -f 2 | tr -d \")
if [ "$_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"
_debug $ep
if [ "$3" ] ; then
data="$3"
_debug data "$data"
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: $CF_Key" -H "Content-Type: application/json")"
fi
if [ "$?" != "0" ] ; then
_err "error $ep"
return 1
fi
_debug response "$response"
return 0
}
_debug() {
if [ -z "$DEBUG" ] ; then
return
fi
if [ -z "$2" ] ; then
echo $1
else
echo "$1"="$2"
fi
}
_info() {
if [ -z "$2" ] ; then
echo "$1"
else
echo "$1"="$2"
fi
}
_err() {
if [ -z "$2" ] ; then
echo "$1" >&2
else
echo "$1"="$2" >&2
fi
}

73
le.sh
View File

@ -320,7 +320,6 @@ _initpath() {
if [ -z "$CA_CERT_PATH" ] ; then
CA_CERT_PATH="$WORKING_DIR/$domain/ca.cer"
fi
}
@ -619,12 +618,49 @@ issue() {
_debug txt "$txt"
#dns
#1. check use api
_err "Add the following TXT record:"
_err "Domain: $txtdomain"
_err "TXT value: $txt"
_err "Please be aware that you prepend _acme-challenge. before your domain"
_err "so the resulting subdomain will be: $txtdomain"
#dnsadded='1'
d_api=""
if [ -f "$WORKING_DIR/$d/$Le_Webroot" ] ; then
d_api="$WORKING_DIR/$d/$Le_Webroot"
elif [ -f "$WORKING_DIR/$d/$Le_Webroot.sh" ] ; then
d_api="$WORKING_DIR/$d/$Le_Webroot.sh"
elif [ -f "$WORKING_DIR/$Le_Webroot" ] ; then
d_api="$WORKING_DIR/$Le_Webroot"
elif [ -f "$WORKING_DIR/$Le_Webroot.sh" ] ; then
d_api="$WORKING_DIR/$Le_Webroot.sh"
elif [ -f "$WORKING_DIR/dnsapi/$Le_Webroot" ] ; then
d_api="$WORKING_DIR/dnsapi/$Le_Webroot"
elif [ -f "$WORKING_DIR/dnsapi/$Le_Webroot.sh" ] ; then
d_api="$WORKING_DIR/dnsapi/$Le_Webroot.sh"
fi
_debug d_api "$d_api"
if [ "$d_api" ]; then
_info "Found domain api file: $d_api"
else
_err "Add the following TXT record:"
_err "Domain: $txtdomain"
_err "TXT value: $txt"
_err "Please be aware that you prepend _acme-challenge. before your domain"
_err "so the resulting subdomain will be: $txtdomain"
continue
fi
if ! source $d_api ; then
_err "Load file $d_api error. Please check your api file and try again."
return 1
fi
addcommand="$Le_Webroot-add"
if ! command -v $addcommand ; then
_err "It seems that your api file is not correct, it must have a function named: $Le_Webroot"
return 1
fi
if ! $addcommand $txtdomain $txt ; then
_err "Error add txt for domain:$txtdomain"
return 1
fi
dnsadded='1'
fi
done
@ -637,6 +673,10 @@ issue() {
fi
if [ "$dnsadded" == '1' ] ; then
_info "Sleep 60 seconds for the txt records to take effect"
sleep 60
fi
_debug "ok, let's start to verify"
ventries=$(echo "$vlist" | sed "s/,/ /g")
@ -806,13 +846,17 @@ renew() {
_initpath $Le_Domain
if [ -f "$DOMAIN_CONF" ] ; then
source "$DOMAIN_CONF"
if [ -z "$FORCE" ] && [ "$Le_NextRenewTime" ] && [ "$(date -u "+%s" )" -lt "$Le_NextRenewTime" ] ; then
_info "Skip, Next renewal time is: $Le_NextRenewTimeStr"
return 2
fi
if [ ! -f "$DOMAIN_CONF" ] ; then
_err "$Le_Domain is not a issued domain, skip."
return 1;
fi
source "$DOMAIN_CONF"
if [ -z "$FORCE" ] && [ "$Le_NextRenewTime" ] && [ "$(date -u "+%s" )" -lt "$Le_NextRenewTime" ] ; then
_info "Skip, Next renewal time is: $Le_NextRenewTimeStr"
return 2
fi
IS_RENEW="1"
issue "$Le_Webroot" "$Le_Domain" "$Le_Alt" "$Le_Keylength" "$Le_RealCertPath" "$Le_RealKeyPath" "$Le_RealCACertPath" "$Le_ReloadCmd"
IS_RENEW=""
@ -993,6 +1037,9 @@ install() {
rm -f $WORKING_DIR/le
ln -s $WORKING_DIR/le.sh $WORKING_DIR/le
mkdir -p $WORKING_DIR/dnsapi
cp dnsapi/* $WORKING_DIR/dnsapi/
installcronjob
_info OK