luci-proto-ppp: add support for pppossh

Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>

protocols/luci-proto-ppp/luasrc/model/cbi/admin_network/proto_pppossh.lua

@@ -0,0 +1,122 @@
+-- Copyright (C) 2015 Yousong Zhou <yszhou4tech@gmail.com>
+-- Licensed to the public under the Apache License 2.0.
+
+local map, section, net = ...
+
+local sshuser, server, port, ssh_options, identity, ipaddr, peeraddr
+
+sshuser = section:taboption("general", Value, "sshuser", translate("SSH username"))
+
+server = section:taboption("general", Value, "server", translate("SSH server address"))
+server.datatype = "host"
+
+port = section:taboption("general", Value, "port", translate("SSH server port"))
+port.datatype = "port"
+port.optional = true
+port.default = 22
+
+ssh_options = section:taboption("general", Value, "ssh_options", translate("Extra SSH command options"))
+ssh_options.optional = true
+
+identity = section:taboption("general", DynamicList, "identity", translate("List of SSH key files for auth"))
+identity.optional = true
+identity.datatype = "file"
+
+ipaddr = section:taboption("general", Value, "ipaddr", translate("Local IP address to assign"))
+ipaddr.datatype = "ipaddr"
+
+peeraddr = section:taboption("general", Value, "peeraddr", translate("Peer IP address to assign"))
+peeraddr.datatype = "ipaddr"
+
+
+local ipv6, defaultroute, metric, peerdns, dns,
+      keepalive_failure, keepalive_interval, demand
+
+if luci.model.network:has_ipv6() then
+        ipv6 = section:taboption("advanced", Flag, "ipv6",
+                translate("Enable IPv6 negotiation on the PPP link"))
+        ipv6.default = ipv6.disabled
+end
+
+
+defaultroute = section:taboption("advanced", Flag, "defaultroute",
+	translate("Use default gateway"),
+	translate("If unchecked, no default route is configured"))
+
+defaultroute.default = defaultroute.enabled
+
+
+metric = section:taboption("advanced", Value, "metric",
+	translate("Use gateway metric"))
+
+metric.placeholder = "0"
+metric.datatype    = "uinteger"
+metric:depends("defaultroute", defaultroute.enabled)
+
+
+peerdns = section:taboption("advanced", Flag, "peerdns",
+	translate("Use DNS servers advertised by peer"),
+	translate("If unchecked, the advertised DNS server addresses are ignored"))
+
+peerdns.default = peerdns.enabled
+
+
+dns = section:taboption("advanced", DynamicList, "dns",
+	translate("Use custom DNS servers"))
+
+dns:depends("peerdns", "")
+dns.datatype = "ipaddr"
+dns.cast     = "string"
+
+
+keepalive_failure = section:taboption("advanced", Value, "_keepalive_failure",
+	translate("LCP echo failure threshold"),
+	translate("Presume peer to be dead after given amount of LCP echo failures, use 0 to ignore failures"))
+
+function keepalive_failure.cfgvalue(self, section)
+	local v = m:get(section, "keepalive")
+	if v and #v > 0 then
+		return tonumber(v:match("^(%d+)[ ,]+%d+") or v)
+	end
+end
+
+function keepalive_failure.write() end
+function keepalive_failure.remove() end
+
+keepalive_failure.placeholder = "0"
+keepalive_failure.datatype    = "uinteger"
+
+
+keepalive_interval = section:taboption("advanced", Value, "_keepalive_interval",
+	translate("LCP echo interval"),
+	translate("Send LCP echo requests at the given interval in seconds, only effective in conjunction with failure threshold"))
+
+function keepalive_interval.cfgvalue(self, section)
+	local v = m:get(section, "keepalive")
+	if v and #v > 0 then
+		return tonumber(v:match("^%d+[ ,]+(%d+)"))
+	end
+end
+
+function keepalive_interval.write(self, section, value)
+	local f = tonumber(keepalive_failure:formvalue(section)) or 0
+	local i = tonumber(value) or 5
+	if i < 1 then i = 1 end
+	if f > 0 then
+		m:set(section, "keepalive", "%d %d" %{ f, i })
+	else
+		m:del(section, "keepalive")
+	end
+end
+
+keepalive_interval.remove      = keepalive_interval.write
+keepalive_interval.placeholder = "5"
+keepalive_interval.datatype    = "min(1)"
+
+
+demand = section:taboption("advanced", Value, "demand",
+	translate("Inactivity timeout"),
+	translate("Close inactive connection after the given amount of seconds, use 0 to persist connection"))
+
+demand.placeholder = "0"
+demand.datatype    = "uinteger"

protocols/luci-proto-ppp/luasrc/model/network/proto_ppp.lua

@@ -4,7 +4,7 @@
 local netmod = luci.model.network
 
 local _, p
-for _, p in ipairs({"ppp", "pptp", "pppoe", "pppoa", "3g", "l2tp"}) do
+for _, p in ipairs({"ppp", "pptp", "pppoe", "pppoa", "3g", "l2tp", "pppossh"}) do
 
 	local proto = netmod:register_protocol(p)
 
@@ -21,6 +21,8 @@ for _, p in ipairs({"ppp", "pptp", "pppoe", "pppoa", "3g", "l2tp"}) do
 			return luci.i18n.translate("PPPoATM")
 		elseif p == "l2tp" then
 			return luci.i18n.translate("L2TP")
+		elseif p == "pppossh" then
+			return luci.i18n.translate("PPPoSSH")
 		end
 	end
 
@@ -41,6 +43,8 @@ for _, p in ipairs({"ppp", "pptp", "pppoe", "pppoa", "3g", "l2tp"}) do
 			return "ppp-mod-pppoa"
 		elseif p == "l2tp" then
 			return "xl2tpd"
+		elseif p == "pppossh" then
+			return "pppossh"
 		end
 	end
 
@@ -55,6 +59,8 @@ for _, p in ipairs({"ppp", "pptp", "pppoe", "pppoa", "3g", "l2tp"}) do
 			return nixio.fs.access("/lib/netifd/proto/3g.sh")
 		elseif p == "l2tp" then
 			return nixio.fs.access("/lib/netifd/proto/l2tp.sh")
+		elseif p == "pppossh" then
+			return nixio.fs.access("/lib/netifd/proto/pppossh.sh")
 		else
 			return nixio.fs.access("/lib/netifd/proto/ppp.sh")
 		end