4bdbf1dfc14bcdd380715c8a7bff9344fdf7086d
[project/luci.git] / modules / admin-full / luasrc / model / cbi / admin_network / dhcp.lua
1 --[[
2 LuCI - Lua Configuration Interface
3
4 Copyright 2008 Steven Barth <steven@midlink.org>
5
6 Licensed under the Apache License, Version 2.0 (the "License");
7 you may not use this file except in compliance with the License.
8 You may obtain a copy of the License at
9
10 http://www.apache.org/licenses/LICENSE-2.0
11
12 $Id$
13 ]]--
14
15 local sys = require "luci.sys"
16
17 m = Map("dhcp", translate("DHCP and DNS"),
18 translate("Dnsmasq is a combined <abbr title=\"Dynamic Host Configuration Protocol" ..
19 "\">DHCP</abbr>-Server and <abbr title=\"Domain Name System\">DNS</abbr>-" ..
20 "Forwarder for <abbr title=\"Network Address Translation\">NAT</abbr> " ..
21 "firewalls"))
22
23 s = m:section(TypedSection, "dnsmasq", translate("Server Settings"))
24 s.anonymous = true
25 s.addremove = false
26
27 s:tab("general", translate("General Settings"))
28 s:tab("files", translate("Resolv and Hosts Files"))
29 s:tab("tftp", translate("TFTP Settings"))
30 s:tab("advanced", translate("Advanced Settings"))
31
32 s:taboption("general", Flag, "domainneeded",
33 translate("Domain required"),
34 translate("Don't forward <abbr title=\"Domain Name System\">DNS</abbr>-Requests without " ..
35 "<abbr title=\"Domain Name System\">DNS</abbr>-Name"))
36
37 s:taboption("general", Flag, "authoritative",
38 translate("Authoritative"),
39 translate("This is the only <abbr title=\"Dynamic Host Configuration Protocol\">DHCP</" ..
40 "abbr> in the local network"))
41
42
43 s:taboption("files", Flag, "readethers",
44 translate("Use <code>/etc/ethers</code>"),
45 translate("Read <code>/etc/ethers</code> to configure the <abbr title=\"Dynamic Host " ..
46 "Configuration Protocol\">DHCP</abbr>-Server"))
47
48 s:taboption("files", Value, "leasefile",
49 translate("Leasefile"),
50 translate("file where given <abbr title=\"Dynamic Host Configuration Protocol\">DHCP</" ..
51 "abbr>-leases will be stored"))
52
53 s:taboption("files", Flag, "noresolv",
54 translate("Ignore resolve file")).optional = true
55
56 rf = s:taboption("files", Value, "resolvfile",
57 translate("Resolve file"),
58 translate("local <abbr title=\"Domain Name System\">DNS</abbr> file"))
59
60 rf:depends("noresolv", "")
61 rf.optional = true
62
63
64 s:taboption("files", Flag, "nohosts",
65 translate("Ignore Hosts files")).optional = true
66
67 hf = s:taboption("files", DynamicList, "addnhosts",
68 translate("Additional Hosts files"))
69
70 hf:depends("nohosts", "")
71 hf.optional = true
72
73
74 s:taboption("advanced", Flag, "boguspriv",
75 translate("Filter private"),
76 translate("Do not forward reverse lookups for local networks"))
77
78 s:taboption("advanced", Flag, "filterwin2k",
79 translate("Filter useless"),
80 translate("Do not forward requests that cannot be answered by public name servers"))
81
82 s:taboption("advanced", Flag, "localise_queries",
83 translate("Localise queries"),
84 translate("Localise hostname depending on the requesting subnet if multiple IPs are available"))
85
86 s:taboption("general", Value, "local",
87 translate("Local server"),
88 translate("Local domain specification. Names matching this domain are never forwared and resolved from DHCP or hosts files only"))
89
90 s:taboption("general", Value, "domain",
91 translate("Local domain"),
92 translate("Local domain suffix appended to DHCP names and hosts file entries"))
93
94 s:taboption("advanced", Flag, "expandhosts",
95 translate("Expand hosts"),
96 translate("Add local domain suffix to names served from hosts files"))
97
98 s:taboption("advanced", Flag, "nonegcache",
99 translate("No negative cache"),
100 translate("Do not cache negative replies, e.g. for not existing domains"))
101
102 s:taboption("advanced", Flag, "strictorder",
103 translate("Strict order"),
104 translate("<abbr title=\"Domain Name System\">DNS</abbr> servers will be queried in the " ..
105 "order of the resolvfile")).optional = true
106
107 s:taboption("general", Flag, "logqueries",
108 translate("Log queries"),
109 translate("Write received DNS requests to syslog")).optional = true
110
111 df = s:taboption("general", DynamicList, "server", translate("DNS forwardings"),
112 translate("List of <abbr title=\"Domain Name System\">DNS</abbr> " ..
113 "servers to forward requests to"))
114
115 df.optional = true
116 df.placeholder = "/example.org/10.1.2.3"
117
118
119 rp = s:taboption("general", Flag, "rebind_protection",
120 translate("Rebind protection"),
121 translate("Discard upstream RFC1918 responses"))
122
123 rp.rmempty = false
124
125
126 rl = s:taboption("general", Flag, "rebind_localhost",
127 translate("Allow localhost"),
128 translate("Allow upstream responses in the 127.0.0.0/8 range, e.g. for RBL services"))
129
130 rl:depends("rebind_protection", "1")
131
132
133 rd = s:taboption("general", DynamicList, "rebind_domain",
134 translate("Domain whitelist"),
135 translate("List of domains to allow RFC1918 responses for"))
136
137 rd:depends("rebind_protection", "1")
138 rd.datatype = "host"
139 rd.placeholder = "ihost.netflix.com"
140
141
142 pt = s:taboption("advanced", Value, "port",
143 translate("<abbr title=\"Domain Name System\">DNS</abbr> server port"),
144 translate("Listening port for inbound DNS queries"))
145
146 pt.optional = true
147 pt.datatype = "port"
148 pt.placeholder = 53
149
150
151 qp = s:taboption("advanced", Value, "queryport",
152 translate("<abbr title=\"Domain Name System\">DNS</abbr> query port"),
153 translate("Fixed source port for outbound DNS queries"))
154
155 qp.optional = true
156 qp.datatype = "port"
157 qp.placeholder = translate("any")
158
159
160 lm = s:taboption("advanced", Value, "dhcpleasemax",
161 translate("<abbr title=\"maximal\">Max.</abbr> <abbr title=\"Dynamic Host Configuration " ..
162 "Protocol\">DHCP</abbr> leases"),
163 translate("Maximum allowed number of active DHCP leases"))
164
165 lm.optional = true
166 lm.datatype = "uinteger"
167 lm.placeholder = translate("unlimited")
168
169
170 em = s:taboption("advanced", Value, "ednspacket_max",
171 translate("<abbr title=\"maximal\">Max.</abbr> <abbr title=\"Extension Mechanisms for " ..
172 "Domain Name System\">EDNS0</abbr> paket size"),
173 translate("Maximum allowed size of EDNS.0 UDP packets"))
174
175 em.optional = true
176 em.datatype = "uinteger"
177 em.placeholder = 1280
178
179
180 cq = s:taboption("advanced", Value, "dnsforwardmax",
181 translate("<abbr title=\"maximal\">Max.</abbr> concurrent queries"),
182 translate("Maximum allowed number of concurrent DNS queries"))
183
184 cq.optional = true
185 cq.datatype = "uinteger"
186 cq.placeholder = 150
187
188
189 s:taboption("tftp", Flag, "enable_tftp",
190 translate("Enable TFTP server")).optional = true
191
192 tr = s:taboption("tftp", Value, "tftp_root",
193 translate("TFTP server root"),
194 translate("Root directory for files served via TFTP"))
195
196 tr.optional = true
197 tr:depends("enable_tftp", "1")
198 tr.placeholder = "/"
199
200
201 db = s:taboption("tftp", Value, "dhcp_boot",
202 translate("Network boot image"),
203 translate("Filename of the boot image advertised to clients"))
204
205 db.optional = true
206 db:depends("enable_tftp", "1")
207 db.placeholder = "pxelinux.0"
208
209
210 m:section(SimpleSection).template = "admin_network/lease_status"
211
212 s = m:section(TypedSection, "host", translate("Static Leases"),
213 translate("Static leases are used to assign fixed IP addresses and symbolic hostnames to " ..
214 "DHCP clients. They are also required for non-dynamic interface configurations where " ..
215 "only hosts with a corresponding lease are served.") .. "<br />" ..
216 translate("Use the <em>Add</em> Button to add a new lease entry. The <em>MAC-Address</em> " ..
217 "indentifies the host, the <em>IPv4-Address</em> specifies to the fixed address to " ..
218 "use and the <em>Hostname</em> is assigned as symbolic name to the requesting host."))
219
220 s.addremove = true
221 s.anonymous = true
222 s.template = "cbi/tblsection"
223
224 name = s:option(Value, "name", translate("Hostname"))
225 name.datatype = "hostname"
226 name.rmempty = true
227
228 mac = s:option(Value, "mac", translate("<abbr title=\"Media Access Control\">MAC</abbr>-Address"))
229 mac.datatype = "macaddr"
230
231 ip = s:option(Value, "ip", translate("<abbr title=\"Internet Protocol Version 4\">IPv4</abbr>-Address"))
232 ip.datatype = "ip4addr"
233
234 sys.net.arptable(function(entry)
235 ip:value(entry["IP address"])
236 mac:value(
237 entry["HW address"],
238 entry["HW address"] .. " (" .. entry["IP address"] .. ")"
239 )
240 end)
241
242
243 return m