udpxy: Import 1.0.23-9 from packages, add config and use procd.

net/udpxy/files/udpxy.conf

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+config udpxy
+	option verbose '0'
+	option status '1'
+	option bind '0.0.0.0'
+	option port '4022'
+	option source '0.0.0.0'
+	option max_clients '3'
+	option log_file '/var/log/udpxy'
+	option buffer_size '2048'
+	option buffer_messages '1'
+	option buffer_time '1'
+	option nice_increment '0'
+	option mcsub_renew '0'

net/udpxy/files/udpxy.init

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+#!/bin/sh /etc/rc.common
+# Copyright (C) 2006-2014 OpenWrt.org
+
+START=50
+USE_PROCD=1
+
+udpxy_parse() {
+	local cfg="$1"
+
+	local cfg_verbose
+	local cfg_status
+	local cfg_mcsub_renew
+	local cfg_bind
+	local cfg_port
+	local cfg_source
+	local cfg_max_clients
+	local cfg_log_file
+	local cfg_buffer_size
+	local cfg_buffer_messages
+	local cfg_buffer_time
+	local cfg_nice_increment
+	local cfg_mcsub_renew
+
+	config_get_bool cfg_verbose $cfg 'verbose' 0
+	config_get_bool cfg_status $cfg 'status' 1
+	config_get cfg_bind $cfg 'bind' '0.0.0.0'
+	config_get cfg_port $cfg 'port' '4022'
+	config_get cfg_source $cfg 'source' '0.0.0.0'
+	config_get cfg_max_clients $cfg 'max_clients' '3'
+	config_get cfg_log_file $cfg 'log_file' '/var/log/udpxy'
+	config_get cfg_buffer_size $cfg 'buffer_size' '2048'
+	config_get cfg_buffer_messages $cfg 'buffer_messages' '1'
+	config_get cfg_buffer_time $cfg 'buffer_time' '1'
+	config_get cfg_nice_increment $cfg 'nice_increment' '0'
+	config_get cfg_mcsub_renew $cfg 'mcsub_renew' 0
+
+	procd_open_instance
+
+	procd_set_param command /usr/bin/udpxy
+	procd_append_param command -T
+	[ "$cfg_verbose" -eq 1 ] && procd_append_param command -v
+	[ "$cfg_status" -eq 1 ] && procd_append_param command -S
+	procd_append_param command -a $cfg_bind
+	procd_append_param command -p $cfg_port
+	procd_append_param command -m $cfg_source
+	procd_append_param command -c $cfg_max_clients
+	procd_append_param command -l $cfg_log_file
+	[ "$cfg_nice_increment" -ge 4096 ] && procd_append_param command -B $cfg_buffer_size
+	procd_append_param command -R $cfg_buffer_messages
+	procd_append_param command -H $cfg_buffer_time
+	[ "$cfg_nice_increment" -ne 0 ] && procd_append_param command -n $cfg_nice_increment
+	procd_append_param command -M $cfg_mcsub_renew
+
+	procd_set_param respawn
+	procd_close_instance
+}
+
+start_service() {
+	config_load udpxy
+	config_foreach udpxy_parse udpxy
+}