ddns-scripts: add support for LuaDNS
Signed-off-by: Jihoon Han <rapid_renard@renard.ga>
This commit is contained in:
Jihoon Han
parent
d596fa1e77
commit
79257dfb7c
3 changed files with 232 additions and 1 deletions
|
|
@ -8,7 +8,7 @@ include $(TOPDIR)/rules.mk
|
|||
|
||||
PKG_NAME:=ddns-scripts
|
||||
PKG_VERSION:=2.8.2
|
||||
PKG_RELEASE:=32
|
||||
PKG_RELEASE:=33
|
||||
|
||||
PKG_LICENSE:=GPL-2.0
|
||||
|
||||
|
|
@ -58,6 +58,16 @@ define Package/ddns-scripts-services/description
|
|||
endef
|
||||
|
||||
|
||||
define Package/ddns-scripts-luadns
|
||||
$(call Package/ddns-scripts/Default)
|
||||
TITLE:=Extension for LuaDNS API v1
|
||||
DEPENDS:=ddns-scripts +curl
|
||||
endef
|
||||
|
||||
define Package/ddns-scripts-luadns/description
|
||||
Dynamic DNS Client scripts extension for LuaDNS API v1 (require curl)
|
||||
endef
|
||||
|
||||
define Package/ddns-scripts-cloudflare
|
||||
$(call Package/ddns-scripts/Default)
|
||||
TITLE:=Extension for cloudflare.com API v4
|
||||
|
|
@ -333,6 +343,7 @@ define Package/ddns-scripts-services/install
|
|||
$(1)/usr/share/ddns/default
|
||||
|
||||
# Remove special services
|
||||
rm $(1)/usr/share/ddns/default/luadns.com-v1.json
|
||||
rm $(1)/usr/share/ddns/default/cloudflare.com-v4.json
|
||||
rm $(1)/usr/share/ddns/default/cloud.google.com-v1.json
|
||||
rm $(1)/usr/share/ddns/default/freedns.42.pl.json
|
||||
|
|
@ -351,6 +362,25 @@ define Package/ddns-scripts-services/install
|
|||
endef
|
||||
|
||||
|
||||
define Package/ddns-scripts-luadns/install
|
||||
$(INSTALL_DIR) $(1)/usr/lib/ddns
|
||||
$(INSTALL_BIN) ./files/usr/lib/ddns/update_luadns_v1.sh \
|
||||
$(1)/usr/lib/ddns
|
||||
|
||||
$(INSTALL_DIR) $(1)/usr/share/ddns/default
|
||||
$(INSTALL_DATA) ./files/usr/share/ddns/default/luadns.com-v1.json \
|
||||
$(1)/usr/share/ddns/default/
|
||||
endef
|
||||
|
||||
define Package/ddns-scripts-luadns/prerm
|
||||
#!/bin/sh
|
||||
if [ -z "$${IPKG_INSTROOT}" ]; then
|
||||
/etc/init.d/ddns stop
|
||||
fi
|
||||
exit 0
|
||||
endef
|
||||
|
||||
|
||||
define Package/ddns-scripts-cloudflare/install
|
||||
$(INSTALL_DIR) $(1)/usr/lib/ddns
|
||||
$(INSTALL_BIN) ./files/usr/lib/ddns/update_cloudflare_com_v4.sh \
|
||||
|
|
@ -638,6 +668,7 @@ endef
|
|||
|
||||
$(eval $(call BuildPackage,ddns-scripts))
|
||||
$(eval $(call BuildPackage,ddns-scripts-services))
|
||||
$(eval $(call BuildPackage,ddns-scripts-luadns))
|
||||
$(eval $(call BuildPackage,ddns-scripts-cloudflare))
|
||||
$(eval $(call BuildPackage,ddns-scripts-gcp))
|
||||
$(eval $(call BuildPackage,ddns-scripts-freedns))
|
||||
|
|
|
|||
191
net/ddns-scripts/files/usr/lib/ddns/update_luadns_v1.sh
Normal file
191
net/ddns-scripts/files/usr/lib/ddns/update_luadns_v1.sh
Normal file
|
|
@ -0,0 +1,191 @@
|
|||
#!/bin/sh
|
||||
#
|
||||
#.Distributed under the terms of the GNU General Public License (GPL) version 2.0
|
||||
#.2023 Jihoon Han <rapid_renard@renard.ga>
|
||||
#
|
||||
#.based on Christian Schoenebeck's update_cloudflare_com_v4.sh
|
||||
#.and on Neilpang's acme.sh found at https://github.com/acmesh-official/acme.sh
|
||||
#
|
||||
# Script for sending DDNS updates using the LuaDNS API
|
||||
# See: https://luadns.com/api
|
||||
#
|
||||
# using following options from /etc/config/ddns
|
||||
# option username - "Emaii" as registered on LuaDNS
|
||||
# option password - "API Key" as generated at https://api.luadns.com/api_keys
|
||||
# option domain - The domain to update (e.g. my.example.com)
|
||||
#
|
||||
|
||||
# check parameters
|
||||
[ -z "$CURL" ] && [ -z "$CURL_SSL" ] && write_log 14 "LuaDNS API require cURL with SSL support. Please install"
|
||||
[ -z "$username" ] && write_log 14 "Service section not configured correctly! Missing e-mail as 'Username'"
|
||||
[ -z "$password" ] && write_log 14 "Service section not configured correctly! Missing personal API key as 'Password'"
|
||||
[ $use_https -eq 0 ] && use_https=1 # force HTTPS
|
||||
|
||||
# used variables
|
||||
local __HOST __DOMAIN __TYPE __URLBASE __PRGBASE __RUNPROG __DATA __IPV6 __ZONEID __RECID
|
||||
local __URLBASE="https://api.luadns.com/v1"
|
||||
local __TTL=300
|
||||
|
||||
# set record type
|
||||
[ $use_ipv6 -eq 0 ] && __TYPE="A" || __TYPE="AAAA"
|
||||
|
||||
# transfer function to use for LuaDNS
|
||||
# all needed variables are set global here
|
||||
# so we can use them directly
|
||||
luadns_transfer() {
|
||||
local __CNT=0
|
||||
local __STATUS __ERR
|
||||
while : ; do
|
||||
write_log 7 "#> $__RUNPROG"
|
||||
__STATUS=$(eval "$__RUNPROG")
|
||||
__ERR=$? # save communication error
|
||||
[ $__ERR -eq 0 ] && break # no error break while
|
||||
|
||||
write_log 3 "cURL Error: '$__ERR'"
|
||||
write_log 7 "$(cat $ERRFILE)" # report error
|
||||
|
||||
[ $VERBOSE_MODE -gt 1 ] && {
|
||||
# VERBOSE_MODE > 1 then NO retry
|
||||
write_log 4 "Transfer failed - Verbose Mode: $VERBOSE_MODE - NO retry on error"
|
||||
break
|
||||
}
|
||||
|
||||
__CNT=$(( $__CNT + 1 )) # increment error counter
|
||||
# if error count > retry_count leave here
|
||||
[ $retry_count -gt 0 -a $__CNT -gt $retry_count ] && \
|
||||
write_log 14 "Transfer failed after $retry_count retries"
|
||||
|
||||
write_log 4 "Transfer failed - retry $__CNT/$retry_count in $RETRY_SECONDS seconds"
|
||||
sleep $RETRY_SECONDS &
|
||||
PID_SLEEP=$!
|
||||
wait $PID_SLEEP # enable trap-handler
|
||||
PID_SLEEP=0
|
||||
done
|
||||
|
||||
# handle HTTP error
|
||||
[ $__STATUS -ne 200 ] && {
|
||||
write_log 4 "LuaDNS reported an error:"
|
||||
write_log 7 "$(cat $DATFILE)"
|
||||
return 1
|
||||
}
|
||||
return 0
|
||||
}
|
||||
|
||||
# Build base command to use
|
||||
__PRGBASE="$CURL -RsS -w '%{http_code}' -o $DATFILE --stderr $ERRFILE"
|
||||
# force network/interface-device to use for communication
|
||||
if [ -n "$bind_network" ]; then
|
||||
local __DEVICE
|
||||
network_get_physdev __DEVICE $bind_network || \
|
||||
write_log 13 "Can not detect local device using 'network_get_physdev $bind_network' - Error: '$?'"
|
||||
write_log 7 "Force communication via device '$__DEVICE'"
|
||||
__PRGBASE="$__PRGBASE --interface $__DEVICE"
|
||||
fi
|
||||
# force ip version to use
|
||||
if [ $force_ipversion -eq 1 ]; then
|
||||
[ $use_ipv6 -eq 0 ] && __PRGBASE="$__PRGBASE -4" || __PRGBASE="$__PRGBASE -6" # force IPv4/IPv6
|
||||
fi
|
||||
# set certificate parameters
|
||||
if [ "$cacert" = "IGNORE" ]; then # idea from Ticket #15327 to ignore server cert
|
||||
__PRGBASE="$__PRGBASE --insecure" # but not empty better to use "IGNORE"
|
||||
elif [ -f "$cacert" ]; then
|
||||
__PRGBASE="$__PRGBASE --cacert $cacert"
|
||||
elif [ -d "$cacert" ]; then
|
||||
__PRGBASE="$__PRGBASE --capath $cacert"
|
||||
elif [ -n "$cacert" ]; then # it's not a file and not a directory but given
|
||||
write_log 14 "No valid certificate(s) found at '$cacert' for HTTPS communication"
|
||||
fi
|
||||
# disable proxy if not set (there might be .wgetrc or .curlrc or wrong environment set)
|
||||
# or check if libcurl compiled with proxy support
|
||||
if [ -z "$proxy" ]; then
|
||||
__PRGBASE="$__PRGBASE --noproxy '*'"
|
||||
elif [ -z "$CURL_PROXY" ]; then
|
||||
# if libcurl has no proxy support and proxy should be used then force ERROR
|
||||
write_log 13 "cURL: libcurl compiled without Proxy support"
|
||||
fi
|
||||
# set headers
|
||||
__PRGBASE="$__PRGBASE --user '$username:$password' "
|
||||
__PRGBASE="$__PRGBASE --header 'Accept: application/json' "
|
||||
|
||||
if [ -n "$zone_id" ]; then
|
||||
__ZONEID="$zone_id"
|
||||
else
|
||||
# read zone id for registered domain.TLD
|
||||
__RUNPROG="$__PRGBASE --request GET '$__URLBASE/zones'"
|
||||
luadns_transfer || return 1
|
||||
# extract zone id
|
||||
i=1
|
||||
while : ; do
|
||||
h=$(printf "%s" "$domain" | cut -d . -f $i-100 -s)
|
||||
[ -z "$h" ] && {
|
||||
write_log 4 "Could not detect 'Zone ID' for the domain provided: '$domain'"
|
||||
return 127
|
||||
}
|
||||
|
||||
__ZONEID=$(grep -o -e "\"id\":[^,]*,\"name\":\"$h\"" $DATFILE | cut -d : -f 2 | cut -d , -f 1)
|
||||
[ -n "$__ZONEID" ] && {
|
||||
# LuaDNS API needs:
|
||||
# __DOMAIN = the base domain i.e. example.com
|
||||
# __HOST = the FQDN of record to modify
|
||||
# i.e. example.com for the "domain record" or host.sub.example.com for "host record"
|
||||
__HOST="$domain"
|
||||
__DOMAIN="$h"
|
||||
write_log 7 "Domain : '$__DOMAIN'"
|
||||
write_log 7 "Zone ID : '$__ZONEID'"
|
||||
write_log 7 "Host : '$__HOST'"
|
||||
break
|
||||
}
|
||||
i=$(expr "$i" + 1)
|
||||
done
|
||||
fi
|
||||
|
||||
# read record id for A or AAAA record of host.domain.TLD
|
||||
__RUNPROG="$__PRGBASE --request GET '$__URLBASE/zones/$__ZONEID/records'"
|
||||
luadns_transfer || return 1
|
||||
# extract record id
|
||||
__RECID=$(grep -o -e "\"id\":[^,]*,\"name\":\"$__HOST.\",\"type\":\"$__TYPE\"" $DATFILE | head -n 1 | cut -d : -f 2 | cut -d , -f 1)
|
||||
[ -z "$__RECID" ] && {
|
||||
write_log 4 "Could not detect 'Record ID' for the domain provided: '$__HOST'"
|
||||
return 127
|
||||
}
|
||||
write_log 7 "Record ID : '$__RECID'"
|
||||
|
||||
# extract current stored IP
|
||||
__DATA=$(grep -o -e "\"id\":$__RECID,\"name\":\"$__HOST.\",\"type\":\"$__TYPE\",\"content\":[^,]*" $DATFILE | grep -o '[^"]*' | tail -n 1)
|
||||
|
||||
# check data
|
||||
[ $use_ipv6 -eq 0 ] \
|
||||
&& __DATA=$(printf "%s" "$__DATA" | grep -m 1 -o "$IPV4_REGEX") \
|
||||
|| __DATA=$(printf "%s" "$__DATA" | grep -m 1 -o "$IPV6_REGEX")
|
||||
|
||||
# we got data so verify
|
||||
[ -n "$__DATA" ] && {
|
||||
# expand IPv6 for compare
|
||||
if [ $use_ipv6 -eq 1 ]; then
|
||||
expand_ipv6 $__IP __IPV6
|
||||
expand_ipv6 $__DATA __DATA
|
||||
[ "$__DATA" = "$__IPV6" ] && { # IPv6 no update needed
|
||||
write_log 7 "IPv6 at LuaDNS already up to date"
|
||||
return 0
|
||||
}
|
||||
else
|
||||
[ "$__DATA" = "$__IP" ] && { # IPv4 no update needed
|
||||
write_log 7 "IPv4 at LuaDNS already up to date"
|
||||
return 0
|
||||
}
|
||||
fi
|
||||
}
|
||||
|
||||
# update is needed
|
||||
# let's build data to send
|
||||
|
||||
# use file to work around " needed for json
|
||||
cat > $DATFILE << EOF
|
||||
{"name":"$__HOST.","type":"$__TYPE","content":"$__IP","ttl":$__TTL}
|
||||
EOF
|
||||
|
||||
# let's complete transfer command
|
||||
__RUNPROG="$__PRGBASE --request PUT --data @$DATFILE '$__URLBASE/zones/$__ZONEID/records/$__RECID'"
|
||||
luadns_transfer || return 1
|
||||
|
||||
return 0
|
||||
|
|
@ -0,0 +1,9 @@
|
|||
{
|
||||
"name": "luadns.com-v1",
|
||||
"ipv4": {
|
||||
"url": "update_luadns_v1.sh"
|
||||
},
|
||||
"ipv6": {
|
||||
"url": "update_luadns_v1.sh"
|
||||
}
|
||||
}
|
||||
Loading…
Reference in a new issue