protocols: vpnc: Add vpnc as a network protocol

protocols/luci-proto-vpnc/Makefile

@@ -0,0 +1,23 @@
+#
+# Copyright (C) 2008-2014 The LuCI Team <luci@lists.subsignal.org>
+#
+# This is free software, licensed under the Apache License, Version 2.0 .
+#
+
+include $(TOPDIR)/rules.mk
+
+LUCI_TITLE:=Support for VPNC VPN
+LUCI_DEPENDS:=+vpnc
+LUCI_PKGARCH:=all
+
+PKG_NAME:=luci-proto-vpnc
+PKG_RELEASE=1
+PKG_VERSION:=1.0.0
+PKG_MAINTAINER:=Daniel Dickinson <openwrt@daniel.thecshore.com>
+PKG_LICENSE:=Apache-2.0
+
+LUA_TARGET:=source
+
+include ../../luci.mk
+
+# call BuildPackage - OpenWrt buildroot signature

protocols/luci-proto-vpnc/luasrc/model/cbi/admin_network/proto_vpnc.lua

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+-- Copyright 2015 Daniel Dickinson <openwrt@daniel.thecshore.com>
+-- Licensed to the public under the Apache License 2.0.
+
+local map, section, net = ...
+
+local server, username, password, hexpassword
+local authgroup, interface, passgroup, hexpassgroup
+local domain, vendor, natt_mode, dh_group
+local pfs, enable_single_des, enable_no_enc
+local mtu, local_addr, local_port, dpd_idle
+local auth_mode, target_network
+
+local ifc = net:get_interface():name()
+
+server = section:taboption("general", Value, "server", translate("VPN Server"))
+server.datatype = "host(0)"
+
+port = section:taboption("general", Value, "local_addr", translate("VPN Local address"))
+port.placeholder = "0.0.0.0"
+port.datatype    = "ipaddr"
+
+port = section:taboption("general", Value, "local_port", translate("VPN Local port"))
+port.placeholder = "500"
+port.datatype    = "port"
+
+ifname = section:taboption("general", Value, "interface", translate("Output Interface"))
+ifname.template = "cbi/network_netlist"
+
+mtu = section.taboption("general", Value, "mtu", translate("MTU"))
+mtu.datatype = "uinteger"
+
+section:taboption("general", Value, "authgroup", translate("AuthGroup"))
+
+username = section:taboption("general", Value, "username", translate("Username"))
+password = section:taboption("general", Value, "password", translate("Password"))
+hexpassword = section:taboption("general", Value, "hexpassword", translate("Obfuscated Password"))
+password.password = true
+hexpassword.password = true
+authroup = section:taboption("general", Value, "authgroup", translate("Auth Group"))
+passgroup = section:taboption("general", Value, "passgroup", translate("Group Password"))
+hexpassgroup = section:taboption("general", Value, "hexpassgroup", translate("Obfuscated Group Password"))
+password.passgroup = true
+hexpassword.passgroup= true
+
+domain = section:taboption("general", Value, "domain", translate("NT Domain"))
+vendor = section:taboption("general", Value, "vendor", translate("Vendor"))
+dh_group = section:taboption("general", ListValue, "dh_group", translate("IKE DH Group"))
+dh_group:value("dh2")
+dh_group:value("dh1")
+dh_group:value("dh5")
+
+pfs = section:taboption("general", ListValue, "pfs", translate("Perfect Forward Secrecy"))
+dh_group:value("server")
+dh_group:value("nopfs")
+dh_group:value("dh1")
+dh_group:value("dh2")
+dh_group:value("dh5")
+
+natt_mode = section:taboption("general", ListValue, "natt_mode", translate("NAT-T Mode")
+natt_mode:value("natt", translate("RFC3947 NAT-T mode"))
+natt_mode:value("none", translate("No NAT-T"))
+natt_mode:value("force-natt", translate("Force use of NAT-T")
+natt_mode:value("cisco-udp", translate("Cisco UDP encapsulation")
+
+enable_no_enc = section:taboption("general", Flag, "enable_no_enc",
+	translate("Disable Encryption"),
+	translate("If checked, encryption is disabled"))
+enable_no_enc.default = enable_no_enc.disabled
+
+enable_single_des = section:taboption("general", Flag, "enable_single_des",
+	translate("Enable Single DES"),
+	translate("If checked, 1DES is enaled"))
+enable_no_enc.default = enable_single_des.disabled
+
+dpd_idle = section.taboption("general", Value, "dpd_idle", translate("DPD Idle Timeout"))
+dpd_idle.datatype = "uinteger"
+dpd.placeholder = "600"
+
+ifname = section:taboption("general", Value, "target_network", translate("Target network"))
+port.placeholder = "0.0.0.0/0"
+port.datatype    = "network"
+

protocols/luci-proto-vpnc/luasrc/model/network/proto_vpnc.lua

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+-- Copyright 2015 Daniel Dickinson <openwrt@daniel.thecshore.com>
+-- Licensed to the public under the Apache License 2.0.
+
+local netmod = luci.model.network
+local interface = luci.model.network.interface
+local proto = netmod:register_protocol("vpnc")
+
+function proto.get_i18n(self)
+	return luci.i18n.translate("VPNC (CISCO 3000 (and others) VPN)")
+end
+
+function proto.ifname(self)
+	return "vpn-" .. self.sid
+end
+
+function proto.get_interface(self)
+	return interface(self:ifname(), self)
+end
+
+function proto.opkg_package(self)
+	return "vpnc"
+end
+
+function proto.is_installed(self)
+	return nixio.fs.access("/lib/netifd/proto/vpnc.sh")
+end
+
+function proto.is_floating(self)
+	return true
+end
+
+function proto.is_virtual(self)
+	return true
+end
+
+function proto.get_interfaces(self)
+	return nil
+end
+
+function proto.contains_interface(self, ifc)
+	 return (netmod:ifnameof(ifc) == self:ifname())
+
+end
+
+netmod:register_pattern_virtual("^vpn-%w")
+