[luci] [PATCH 1/2] Added luci configuration for ocserv

Nikos Mavrogiannopoulos nmav at gnutls.org
Wed Jun 4 23:23:20 CEST 2014


This applies to ocserv at the github packages repository of openwrt:
https://github.com/openwrt/packages

Signed-off-by: Nikos Mavrogiannopoulos <nmav at gnutls.org>
---
 applications/luci-ocserv/Makefile                  |   4 +
 .../luci-ocserv/luasrc/controller/ocserv.lua       |  90 +++++++++++++
 .../luci-ocserv/luasrc/model/cbi/ocserv/main.lua   | 142 +++++++++++++++++++++
 .../luci-ocserv/luasrc/model/cbi/ocserv/users.lua  |  38 ++++++
 .../luasrc/view/admin_status/index/ocserv.htm      |   1 +
 .../luci-ocserv/luasrc/view/ocserv_status.htm      |  76 +++++++++++
 contrib/package/luci/Makefile                      |   3 +
 7 files changed, 354 insertions(+)
 create mode 100644 applications/luci-ocserv/Makefile
 create mode 100644 applications/luci-ocserv/luasrc/controller/ocserv.lua
 create mode 100644 applications/luci-ocserv/luasrc/model/cbi/ocserv/main.lua
 create mode 100644 applications/luci-ocserv/luasrc/model/cbi/ocserv/users.lua
 create mode 100644 applications/luci-ocserv/luasrc/view/admin_status/index/ocserv.htm
 create mode 100644 applications/luci-ocserv/luasrc/view/ocserv_status.htm

diff --git a/applications/luci-ocserv/Makefile b/applications/luci-ocserv/Makefile
new file mode 100644
index 0000000..74cd597
--- /dev/null
+++ b/applications/luci-ocserv/Makefile
@@ -0,0 +1,4 @@
+PO = ocserv
+
+include ../../build/config.mk
+include ../../build/module.mk
diff --git a/applications/luci-ocserv/luasrc/controller/ocserv.lua b/applications/luci-ocserv/luasrc/controller/ocserv.lua
new file mode 100644
index 0000000..bc5260b
--- /dev/null
+++ b/applications/luci-ocserv/luasrc/controller/ocserv.lua
@@ -0,0 +1,90 @@
+--[[
+LuCI - Lua Configuration Interface
+
+Copyright 2014 Nikos Mavrogiannopoulos <n.mavrogiannopoulos at gmail.com>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+	http://www.apache.org/licenses/LICENSE-2.0
+
+$Id$
+]]--
+
+module("luci.controller.ocserv", package.seeall)
+
+function index()
+	if not nixio.fs.access("/etc/config/ocserv") then
+		return
+	end
+
+	local page
+
+	page = entry({"admin", "services", "ocserv"}, alias("admin", "services", "ocserv", "main"),
+		_("OpenConnect VPN"))
+	page.dependent = true
+	
+	page = entry({"admin", "services", "ocserv", "main"},
+		cbi("ocserv/main"),
+		_("Server Settings"), 200)
+	page.dependent = true
+
+	page = entry({"admin", "services", "ocserv", "users"},
+		cbi("ocserv/users"),
+		_("Server User Settings"), 300)
+	page.dependent = true
+
+	entry({"admin", "services", "ocserv", "status"},
+		call("ocserv_status")).leaf = true
+
+	entry({"admin", "services", "ocserv", "disconnect"},
+		call("ocserv_disconnect")).leaf = true
+
+end
+
+function ocserv_status()
+	local ipt = io.popen("/usr/bin/occtl show users");
+
+	if ipt then
+
+		local fwd = { }
+		while true do
+
+			local ln = ipt:read("*l")
+			if not ln then break end
+		
+			local id, user, group, vpn_ip, ip, device, time, cipher, status = 
+				ln:match("^%s*(%d+)%s+([-_%w]+)%s+([%.%*-_%w]+)%s+([%:%.-_%w]+)%s+([%:%.-_%w]+)%s+([%:%.-_%w]+)%s+([%:%.-_%w]+)%s+([%:%.-_%w]+)%s+([%:%.-_%w]+).*")
+			if id then
+				fwd[#fwd+1] = {
+					id = id,
+					user = user,
+					group = group,
+					vpn_ip = vpn_ip,
+					ip = ip,
+					device = device,
+					time = time,
+					cipher = cipher,
+					status = status
+				}
+			end
+		end
+		ipt:close()
+		luci.http.prepare_content("application/json")
+		luci.http.write_json(fwd)
+	end
+end
+
+function ocserv_disconnect(num)
+	local idx = tonumber(num)
+	local uci = luci.model.uci.cursor()
+
+	if idx and idx > 0 then
+		luci.sys.call("/usr/bin/occtl disconnect id %d" % idx)
+		luci.http.status(200, "OK")
+
+		return
+	end
+	luci.http.status(400, "Bad request")
+end
diff --git a/applications/luci-ocserv/luasrc/model/cbi/ocserv/main.lua b/applications/luci-ocserv/luasrc/model/cbi/ocserv/main.lua
new file mode 100644
index 0000000..1a2b96c
--- /dev/null
+++ b/applications/luci-ocserv/luasrc/model/cbi/ocserv/main.lua
@@ -0,0 +1,142 @@
+--[[
+LuCI - Lua Configuration Interface
+
+Copyright 2014 Nikos Mavrogiannopoulos <n.mavrogiannopoulos at gmail.com>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+	http://www.apache.org/licenses/LICENSE-2.0
+
+$Id$
+local niulib = require "luci.niulib"
+]]--
+
+local fs = require "nixio.fs"
+local has_ipv6 = fs.access("/proc/net/ipv6_route")
+
+m = Map("ocserv", translate("OpenConnect VPN"))
+
+s = m:section(TypedSection, "ocserv", "OpenConnect")
+s.anonymous = true
+
+s:tab("general",  translate("General Settings"))
+s:tab("ca", translate("CA certificate"))
+s:tab("template", translate("Edit Template"))
+
+local e = s:taboption("general", Flag, "enable", translate("Enable server"))
+e.rmempty = false
+e.default = "1"
+
+function e.write(self, section, value)
+	if value == "0" then
+		luci.sys.call("/etc/init.d/ocserv stop")
+		luci.sys.call("/etc/init.d/ocserv disable")
+	else
+		luci.sys.call("/etc/init.d/ocserv enable")
+		luci.sys.call("/etc/init.d/ocserv restart")
+	end
+	Flag.write(self, section, value)
+end
+
+local o
+
+o = s:taboption("general", ListValue, "auth", translate("User Authentication"),
+	translate("The authentication method for the users. The simplest is plain with a single username-password pair. Use PAM modules to authenticate using another server (e.g., LDAP, Radius)."))
+o.rmempty = false
+o.default = "plain"
+o:value("plain")
+o:value("PAM")
+
+o = s:taboption("general", Value, "zone", translate("Firewall Zone"),
+	translate("The firewall zone that the VPN clients will be set to"))
+o.nocreate = true
+o.default = "lan"
+o.template = "cbi/firewall_zonelist"
+
+s:taboption("general", Value, "port", translate("Port"),
+	translate("The same UDP and TCP ports will be used"))
+s:taboption("general", Value, "max_clients", translate("Max clients"))
+s:taboption("general", Value, "max_same", translate("Max same clients"))
+s:taboption("general", Value, "dpd", translate("Dead peer detection time (secs)"))
+
+local pip = s:taboption("general", Flag, "predictable_ips", translate("Predictable IPs"),
+	translate("The assigned IPs will be selected deterministically"))
+pip.default = "1"
+
+local udp = s:taboption("general", Flag, "udp", translate("Enable UDP"),
+	translate("Enable UDP channel support; this must be enabled unless you know what you are doing"))
+udp.default = "1"
+
+local cisco = s:taboption("general", Flag, "cisco_compat", translate("AnyConnect client compatibility"),
+	translate("Enable support for CISCO AnyConnect clients"))
+cisco.default = "1"
+
+ipaddr = s:taboption("general", Value, "ipaddr", translate("VPN <abbr title=\"Internet Protocol Version 4\">IPv4</abbr>-Network-Address"))
+ipaddr.default = "192.168.100.1"
+
+nm = s:taboption("general", Value, "netmask", translate("VPN <abbr title=\"Internet Protocol Version 4\">IPv4</abbr>-Netmask"))
+nm.default = "255.255.255.0"
+nm:value("255.255.255.0")
+nm:value("255.255.0.0")
+nm:value("255.0.0.0")
+
+if has_ipv6 then
+	ip6addr = s:taboption("general", Value, "ip6addr", translate("VPN <abbr title=\"Internet Protocol Version 6\">IPv6</abbr>-Network-Address"), translate("<abbr title=\"Classless Inter-Domain Routing\">CIDR</abbr>-Notation: address/prefix"))
+end
+
+
+tmpl = s:taboption("template", Value, "_tmpl",
+	translate("Edit the template that is used for generating the ocserv configuration."))
+
+tmpl.template = "cbi/tvalue"
+tmpl.rows = 20
+
+function tmpl.cfgvalue(self, section)
+	return nixio.fs.readfile("/etc/ocserv/ocserv.conf.template")
+end
+
+function tmpl.write(self, section, value)
+	value = value:gsub("\r\n?", "\n")
+	nixio.fs.writefile("/etc/ocserv/ocserv.conf.template", value)
+end
+
+ca = s:taboption("ca", Value, "_ca",
+	translate("View the CA certificate used by this server. You will need to save it as 'ca.pem' and import it into the clients."))
+
+ca.template = "cbi/tvalue"
+ca.rows = 20
+
+function ca.cfgvalue(self, section)
+	return nixio.fs.readfile("/etc/ocserv/ca.pem")
+end
+
+--[[DNS]]--
+
+s = m:section(TypedSection, "dns", translate("DNS servers"),
+	translate("The DNS servers to be provided to clients; can be either IPv6 or IPv4"))
+s.anonymous = true
+s.addremove = true
+s.template = "cbi/tblsection"
+
+s:option(Value, "ip", translate("IP Address")).rmempty = true
+
+--[[Routes]]--
+
+s = m:section(TypedSection, "routes", translate("Routing table"),
+	translate("The routing table to be provided to clients; you can mix IPv4 and IPv6 routes, the server will send only the appropriate. Leave empty to set a default route"))
+s.anonymous = true
+s.addremove = true
+s.template = "cbi/tblsection"
+
+s:option(Value, "ip", translate("IP Address")).rmempty = true
+
+o = s:option(Value, "netmask", translate("Netmask (or IPv6-prefix)"))
+o.default = "255.255.255.0"
+o:value("255.255.255.0")
+o:value("255.255.0.0")
+o:value("255.0.0.0")
+
+
+return m
diff --git a/applications/luci-ocserv/luasrc/model/cbi/ocserv/users.lua b/applications/luci-ocserv/luasrc/model/cbi/ocserv/users.lua
new file mode 100644
index 0000000..5907eba
--- /dev/null
+++ b/applications/luci-ocserv/luasrc/model/cbi/ocserv/users.lua
@@ -0,0 +1,38 @@
+--[[
+LuCI - Lua Configuration Interface
+
+Copyright 2014 Nikos Mavrogiannopoulos <n.mavrogiannopoulos at gmail.com>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+	http://www.apache.org/licenses/LICENSE-2.0
+
+$Id$
+]]--
+
+local dsp = require "luci.dispatcher"
+
+m = Map("ocserv", translate("OpenConnect VPN"))
+
+m.redirect = dsp.build_url("admin/services/ocserv/")
+if m.uci.get("ocserv", "config", "auth") ~= "plain" then
+	luci.http.redirect(m.redirect)
+	return
+end
+
+--[[Users]]--
+
+
+s = m:section(TypedSection, "ocservusers", translate("Available users"))
+s.anonymous = true
+s.addremove = true
+s.template = "cbi/tblsection"
+
+s:option(Value, "name", translate("Name")).rmempty = true
+pwd = s:option(Value, "password", translate("Password"))
+
+pwd.password = true
+
+return m
diff --git a/applications/luci-ocserv/luasrc/view/admin_status/index/ocserv.htm b/applications/luci-ocserv/luasrc/view/admin_status/index/ocserv.htm
new file mode 100644
index 0000000..4575806
--- /dev/null
+++ b/applications/luci-ocserv/luasrc/view/admin_status/index/ocserv.htm
@@ -0,0 +1 @@
+<%+ocserv_status%>
diff --git a/applications/luci-ocserv/luasrc/view/ocserv_status.htm b/applications/luci-ocserv/luasrc/view/ocserv_status.htm
new file mode 100644
index 0000000..6b92406
--- /dev/null
+++ b/applications/luci-ocserv/luasrc/view/ocserv_status.htm
@@ -0,0 +1,76 @@
+<script type="text/javascript">//<![CDATA[
+
+	function ocserv_disconnect(idx) {
+		XHR.get('<%=luci.dispatcher.build_url("admin", "services", "ocserv", "disconnect")%>/' + idx, null,
+			function(x)
+			{
+				var tb = document.getElementById('ocserv_status_table');
+				if (tb && (idx < tb.rows.length))
+					tb.rows[0].parentNode.removeChild(tb.rows[idx]);
+			}
+		);
+	}
+
+	XHR.poll(5, '<%=luci.dispatcher.build_url("admin", "services", "ocserv", "status")%>', null,
+		function(x, st)
+		{
+			var tb = document.getElementById('ocserv_status_table');
+			if (st && tb)
+			{
+				/* clear all rows */
+				while( tb.rows.length > 1 )
+					tb.deleteRow(1);
+
+				for( var i = 0; i < st.length; i++ )
+				{
+					var tr = tb.insertRow(-1);
+						tr.className = 'cbi-section-table-row cbi-rowstyle-' + ((i % 2) + 1);
+
+					tr.insertCell(-1).innerHTML = st[i].user;
+					tr.insertCell(-1).innerHTML = st[i].group;
+					tr.insertCell(-1).innerHTML = st[i].vpn_ip;
+					tr.insertCell(-1).innerHTML = st[i].ip;
+					tr.insertCell(-1).innerHTML = st[i].device;
+					tr.insertCell(-1).innerHTML = st[i].time;
+					tr.insertCell(-1).innerHTML = st[i].cipher;
+					tr.insertCell(-1).innerHTML = st[i].status;
+
+					tr.insertCell(-1).innerHTML = String.format(
+						'<input class="cbi-button cbi-input-remove" type="button" value="<%:Disconnect%>" onclick="ocserv_disconnect(%d)" />',
+							st[i].id
+					);
+				}
+
+				if( tb.rows.length == 1 )
+				{
+					var tr = tb.insertRow(-1);
+						tr.className = 'cbi-section-table-row';
+
+					var td = tr.insertCell(-1);
+						td.colSpan = 5;
+						td.innerHTML = '<em><br /><%:There are no active users.%></em>';
+				}
+			}
+		}
+	);
+//]]></script>
+
+<fieldset class="cbi-section">
+	<legend><%:Active OpenConnect Users%></legend>
+	<table class="cbi-section-table" id="ocserv_status_table">
+		<tr class="cbi-section-table-titles">
+			<th class="cbi-section-table-cell"><%:User%></th>
+			<th class="cbi-section-table-cell"><%:Group%></th>
+			<th class="cbi-section-table-cell"><%:VPN IP Address%></th>
+			<th class="cbi-section-table-cell"><%:IP Address%></th>
+			<th class="cbi-section-table-cell"><%:Device%></th>
+			<th class="cbi-section-table-cell"><%:Time%></th>
+			<th class="cbi-section-table-cell"><%:Cipher%></th>
+			<th class="cbi-section-table-cell"><%:Status%></th>
+			<th class="cbi-section-table-cell"> </th>
+		</tr>
+		<tr class="cbi-section-table-row">
+			<td colspan="5"><em><br /><%:Collecting data...%></em></td>
+		</tr>
+	</table>
+</fieldset>
diff --git a/contrib/package/luci/Makefile b/contrib/package/luci/Makefile
index 64abf69..4cc9d8b 100644
--- a/contrib/package/luci/Makefile
+++ b/contrib/package/luci/Makefile
@@ -403,6 +403,9 @@ $(eval $(call application,polipo,LuCI Support for the Polipo Proxy,\
 $(eval $(call application,openvpn,LuCI Support for OpenVPN,\
 	+PACKAGE_luci-app-openvpn:openvpn @BROKEN))
 
+$(eval $(call application,ocserv,LuCI Support for OpenConnect VPN,\
+	+PACKAGE_luci-app-ocserv:ocserv certtool))
+
 $(eval $(call application,p2pblock,LuCI Support for the Freifunk P2P-Block addon,\
 	luci-app-firewall +PACKAGE_luci-app-p2pblock:freifunk-p2pblock))
 
-- 
1.9.2




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