acme.sh/dnsapi/dns_servercow.sh

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2017-12-09 18:32:53 +00:00
#!/usr/bin/env sh
##########
# Custom servercow.de DNS API v1 for use with [acme.sh](https://github.com/Neilpang/acme.sh)
#
# Usage:
# export SERVERCOW_API_Username=username
# export SERVERCOW_API_Password=password
# acme.sh --issue -d example.com --dns dns_servercow
#
# Issues:
# Any issues / questions / suggestions can be posted here:
# https://github.com/jhartlep/servercow-dns-api/issues
#
# Author: Jens Hartlep
##########
SERVERCOW_API="https://api.servercow.de/dns/v1/domains"
# Usage dns_servercow_add _acme-challenge.www.domain.com "abcdefghijklmnopqrstuvwxyz"
dns_servercow_add() {
fulldomain=$1
txtvalue=$2
_info "Using servercow"
_debug fulldomain "$fulldomain"
_debug txtvalue "$txtvalue"
SERVERCOW_API_Username="${SERVERCOW_API_Username:-$(_readaccountconf_mutable SERVERCOW_API_Username)}"
SERVERCOW_API_Password="${SERVERCOW_API_Password:-$(_readaccountconf_mutable SERVERCOW_API_Password)}"
if [ -z "$SERVERCOW_API_Username" ] || [ -z "$SERVERCOW_API_Password" ]; then
SERVERCOW_API_Username=""
SERVERCOW_API_Password=""
_err "You don't specify servercow api username and password yet."
_err "Please create your username and password and try again."
return 1
fi
# save the credentials to the account conf file
_saveaccountconf_mutable SERVERCOW_API_Username "$SERVERCOW_API_Username"
_saveaccountconf_mutable SERVERCOW_API_Password "$SERVERCOW_API_Password"
_debug "First detect the root zone"
if ! _get_root "$fulldomain"; then
_err "invalid domain"
return 1
fi
_debug _sub_domain "$_sub_domain"
_debug _domain "$_domain"
if _servercow_api POST "$_domain" "{\"type\":\"TXT\",\"name\":\"$fulldomain\",\"content\":\"$txtvalue\",\"ttl\":20}"; then
if printf -- "%s" "$response" | grep "ok" > /dev/null; then
_info "Added, OK"
return 0
else
_err "add txt record error."
return 1
fi
fi
_err "add txt record error."
return 1
}
# Usage fulldomain txtvalue
# Remove the txt record after validation
dns_servercow_rm() {
fulldomain=$1
txtvalue=$2
_info "Using servercow"
_debug fulldomain "$fulldomain"
_debug txtvalue "$fulldomain"
SERVERCOW_API_Username="${SERVERCOW_API_Username:-$(_readaccountconf_mutable SERVERCOW_API_Username)}"
SERVERCOW_API_Password="${SERVERCOW_API_Password:-$(_readaccountconf_mutable SERVERCOW_API_Password)}"
if [ -z "$SERVERCOW_API_Username" ] || [ -z "$SERVERCOW_API_Password" ]; then
SERVERCOW_API_Username=""
SERVERCOW_API_Password=""
_err "You don't specify servercow api username and password yet."
_err "Please create your username and password and try again."
return 1
fi
_debug "First detect the root zone"
if ! _get_root "$fulldomain"; then
_err "invalid domain"
return 1
fi
_debug _sub_domain "$_sub_domain"
_debug _domain "$_domain"
if _servercow_api DELETE "$_domain" "{\"type\":\"TXT\",\"name\":\"$fulldomain\"}"; then
if printf -- "%s" "$response" | grep "ok" > /dev/null; then
_info "Deleted, OK"
_contains "$response" '"message":"ok"'
else
_err "delete txt record error."
return 1
fi
fi
}
#################### Private functions below ##################################
# _acme-challenge.www.domain.com
# returns
# _sub_domain=_acme-challenge.www
# _domain=domain.com
_get_root() {
fulldomain=$1
i=2
p=1
while true; do
_domain=$(printf "%s" "$fulldomain" | cut -d . -f $i-100)
_debug _domain "$_domain"
if [ -z "$_domain" ]; then
# not valid
return 1
fi
if ! _servercow_api GET "$_domain"; then
return 1
fi
if ! _contains "$response" '"error":"no such domain in user context"' > /dev/null; then
_sub_domain=$(printf "%s" "$fulldomain" | cut -d . -f 1-$p)
if [ -z "$_sub_domain" ]; then
# not valid
return 1
fi
return 0
fi
p=$i
i=$(_math "$i" + 1)
done;
return 1
}
_servercow_api() {
method=$1
domain=$2
data="$3"
export _H1="Content-Type: application/json"
export _H2="X-Auth-Username: $SERVERCOW_API_Username"
export _H3="X-Auth-Password: $SERVERCOW_API_Password"
if [ "$method" != "GET" ]; then
_debug data "$data"
response="$(_post "$data" "$SERVERCOW_API/$domain" "" "$method")"
else
response="$(_get "$SERVERCOW_API/$domain")"
fi
if [ "$?" != "0" ]; then
_err "error $domain"
return 1
fi
_debug2 response "$response"
return 0
}