local uci = require "luci.model.uci".cursor()
local tools = require "luci.tools.ffwizard"
+local util = require "luci.util"
+local sys = require "luci.sys"
+local ip = require "luci.ip"
+
+local function mksubnet(community, meship)
+ local subnet_prefix = tonumber(uci:get("freifunk", community, "splash_prefix")) or 27
+ local pool_network = uci:get("freifunk", community, "splash_network") or "10.104.0.0/16"
+ local pool = luci.ip.IPv4(pool_network)
+
+ if pool then
+ local hosts_per_subnet = 2^(32 - subnet_prefix)
+ local number_of_subnets = (2^pool:prefix())/hosts_per_subnet
+
+ local seed1, seed2 = meship:match("(%d+)%.(%d+)$")
+ math.randomseed(seed1 * seed2)
+
+ local subnet = pool:add(hosts_per_subnet * math.random(number_of_subnets))
+
+ local subnet_ipaddr = subnet:network(subnet_prefix):add(1):string()
+ local subnet_netmask = subnet:mask(subnet_prefix):string()
+
+ return subnet_ipaddr, subnet_netmask
+ end
+end
-------------------- View --------------------
main = f:field(Flag, "wifi", "Freifunkzugang einrichten")
-net = f:field(Value, "net", "Freifunknetz")
+net = f:field(Value, "net", "Freifunk Community", "Mesh Netzbereich")
net.rmempty = true
net:depends("wifi", "1")
uci:foreach("freifunk", "community", function(s)
- net:value(s[".name"], s.name)
+ net:value(s[".name"], "%s (%s)" % {s.name, s.mesh_network or "?"})
end)
function net.cfgvalue(self, section)
uci:save("freifunk")
end
-
-subnet = f:field(Value, "subnet", "Subnetz (Projekt)")
-subnet.rmempty = true
-subnet:depends("wifi", "1")
-function subnet.cfgvalue(self, section)
- return uci:get("freifunk", "wizard", "subnet")
+meship = f:field(Value, "meship", "Mesh IP Adresse", "Netzweit eindeutige Identifikation")
+meship.rmempty = true
+meship:depends("wifi", "1")
+function meship.cfgvalue(self, section)
+ return uci:get("freifunk", "wizard", "meship")
end
-function subnet.write(self, section, value)
- uci:set("freifunk", "wizard", "subnet", value)
+function meship.write(self, section, value)
+ uci:set("freifunk", "wizard", "meship", value)
uci:save("freifunk")
end
-
-node = f:field(Value, "node", "Knoten")
-node.rmempty = true
-node:depends("wifi", "1")
-for i=1, 51 do
- node:value(i)
-end
-function node.cfgvalue(self, section)
- return uci:get("freifunk", "wizard", "node")
-end
-function node.write(self, section, value)
- uci:set("freifunk", "wizard", "node", value)
- uci:save("freifunk")
+function meship.validate(self, value)
+ local x = ip.IPv4(value)
+ return ( x and x:prefix() == 32 ) and x:string() or ""
end
client = f:field(Flag, "client", "WLAN-DHCP anbieten")
client:depends("wifi", "1")
-
+client.rmempty = false
+function client.cfgvalue(self, section)
+ return uci:get("freifunk", "wizard", "dhcp_splash") or "0"
+end
olsr = f:field(Flag, "olsr", "OLSR einrichten")
+olsr.rmempty = true
-share = f:field(ListValue, "sharenet", "Eigenen Internetzugang freigeben")
-share:value("maybe", "-- keine Aktion --")
-share:value("yes", "einschalten")
-share:value("no", "ausschalten")
+lat = f:field(Value, "lat", "Latitude")
+lat:depends("olsr", "1")
+function lat.cfgvalue(self, section)
+ return uci:get("freifunk", "wizard", "latitude")
+end
+function lat.write(self, section, value)
+ uci:set("freifunk", "wizard", "latitude", value)
+ uci:save("freifunk")
+end
+lon = f:field(Value, "lon", "Longitude")
+lon:depends("olsr", "1")
+function lon.cfgvalue(self, section)
+ return uci:get("freifunk", "wizard", "longitude")
+end
+function lon.write(self, section, value)
+ uci:set("freifunk", "wizard", "longitude", value)
+ uci:save("freifunk")
+end
+
+share = f:field(Flag, "sharenet", "Eigenen Internetzugang freigeben")
+share.rmempty = true
+wansec = f:field(Flag, "wansec", "WAN-Zugriff auf Gateway beschränken")
+wansec.rmempty = false
+wansec:depends("sharenet", "1")
+function wansec.cfgvalue(self, section)
+ return uci:get("freifunk", "wizard", "wan_security")
+end
+function wansec.write(self, section, value)
+ uci:set("freifunk", "wizard", "wan_security", value)
+ uci:save("freifunk")
+end
-------------------- Control --------------------
function f.handle(self, state, data)
end
local device = dev:formvalue(section)
- local community
+ local node_ip, external
-- Collect IP-Address
- local inet = net:formvalue(section)
- local isubnet = subnet:formvalue(section)
- local inode = node:formvalue(section)
+ local community = net:formvalue(section)
-- Invalidate fields
- if not inet then
+ if not community then
net.tag_missing[section] = true
else
- community = inet
- inet = uci:get("freifunk", community, "prefix") or inet
- end
- if not isubnet then
- subnet.tag_missing[section] = true
- end
- if not inode then
- node.tag_missing[section] = true
- end
+ external = uci:get("freifunk", community, "external") or ""
+ network = ip.IPv4(uci:get("freifunk", community, "mesh_network") or "104.0.0.0/8")
+ node_ip = meship:formvalue(section) and ip.IPv4(meship:formvalue(section))
- if not inet or not isubnet or not inode then
- return
+ if not node_ip or not network or not network:contains(node_ip) then
+ meship.tag_missing[section] = true
+ node_ip = nil
+ end
end
- local ip = "%s.%s.%s" % {inet, isubnet, inode}
+ if not node_ip then return end
-- Cleanup
tools.wifi_delete_ifaces(device)
tools.network_remove_interface(device)
tools.firewall_zone_remove_interface("freifunk", device)
-
+
-- Tune community settings
- if community then
+ if community and uci:get("freifunk", community) then
uci:tset("freifunk", "community", uci:get_all("freifunk", community))
end
-- Tune wifi device
- local devconfig = _strip_internals(uci:get_all("freifunk", "wifi_device"))
+ local devconfig = uci:get_all("freifunk", "wifi_device")
+ util.update(devconfig, uci:get_all(external, "wifi_device") or {})
uci:tset("wireless", device, devconfig)
-- Create wifi iface
- local ifconfig = _strip_internals(uci:get_all("freifunk", "wifi_iface"))
+ local ifconfig = uci:get_all("freifunk", "wifi_iface")
+ util.update(ifconfig, uci:get_all(external, "wifi_iface") or {})
ifconfig.device = device
ifconfig.network = device
ifconfig.ssid = uci:get("freifunk", community, "ssid")
uci:save("wireless")
-- Create firewall zone and add default rules (first time)
- local newzone = tools.firewall_create_zone("freifunk", "DROP", "ACCEPT", "DROP", true)
+ local newzone = tools.firewall_create_zone("freifunk", "REJECT", "ACCEPT", "REJECT", true)
if newzone then
uci:foreach("freifunk", "fw_forwarding", function(section)
- uci:section("firewall", "forwarding", nil, _strip_internals(section))
+ uci:section("firewall", "forwarding", nil, section)
+ end)
+ uci:foreach(external, "fw_forwarding", function(section)
+ uci:section("firewall", "forwarding", nil, section)
end)
uci:foreach("freifunk", "fw_rule", function(section)
- uci:section("firewall", "rule", nil, _strip_internals(section))
+ uci:section("firewall", "rule", nil, section)
+ end)
+ uci:foreach(external, "fw_rule", function(section)
+ uci:section("firewall", "rule", nil, section)
+ end)
+ end
+
+ -- Enforce firewall include
+ local has_include = false
+ uci:foreach("firewall", "include",
+ function(section)
+ if section.path == "/etc/firewall.freifunk" then
+ has_include = true
+ end
end)
- uci:save("firewall")
+ if not has_include then
+ uci:section("firewall", "include", nil,
+ { path = "/etc/firewall.freifunk" })
end
+ -- Allow state: invalid packets
+ uci:foreach("firewall", "defaults",
+ function(section)
+ uci:set("firewall", section[".name"], "drop_invalid", "0")
+ end)
+
+ -- Prepare advanced config
+ local has_advanced = false
+ uci:foreach("firewall", "advanced",
+ function(section) has_advanced = true end)
- -- Crate network interface
- local netconfig = _strip_internals(uci:get_all("freifunk", "interface"))
+ if not has_advanced then
+ uci:section("firewall", "advanced", nil,
+ { tcp_ecn = "0", ip_conntrack_max = "8192", tcp_westwood = "1" })
+ end
+
+ uci:save("firewall")
+
+
+ -- Create network interface
+ local netconfig = uci:get_all("freifunk", "interface")
+ util.update(netconfig, uci:get_all(external, "interface") or {})
netconfig.proto = "static"
- netconfig.ipaddr = ip
+ netconfig.ipaddr = node_ip:string()
uci:section("network", "interface", device, netconfig)
uci:save("network")
tools.firewall_zone_add_interface("freifunk", device)
+
+
+ local new_hostname = node_ip:string():gsub("%.", "-")
+ local old_hostname = sys.hostname()
+
+ uci:foreach("system", "system",
+ function(s)
+ -- Make crond silent
+ uci:set("system", s['.name'], "cronloglevel", "10")
+
+ -- Set hostname
+ if old_hostname == "OpenWrt" or old_hostname:match("^%d+-%d+-%d+-%d+$") then
+ uci:set("system", s['.name'], "hostname", new_hostname)
+ sys.hostname(new_hostname)
+ end
+ end)
+
+ uci:save("system")
end
return
end
+
local device = dev:formvalue(section)
+ local community = net:formvalue(section)
+ local external = community and uci:get("freifunk", community, "external") or ""
+
+ local latval = tonumber(lat:formvalue(section))
+ local lonval = tonumber(lon:formvalue(section))
+
+
-- Delete old interface
- uci:delete_all("freifunk", "Interface", {Interface=device})
+ uci:delete_all("olsrd", "Interface", {interface=device})
-- Write new interface
- local olsrbase = _strip_internals(uci:get_all("freifunk", "olsr_interface"))
+ local olsrbase = uci:get_all("freifunk", "olsr_interface")
+ util.update(olsrbase, uci:get_all(external, "olsr_interface") or {})
olsrbase.interface = device
olsrbase.ignore = "0"
uci:section("olsrd", "Interface", nil, olsrbase)
+
+ -- Delete old watchdog settings
+ uci:delete_all("olsrd", "LoadPlugin", {library="olsrd_watchdog.so.0.1"})
+
+ -- Write new watchdog settings
+ uci:section("olsrd", "LoadPlugin", nil, {
+ library = "olsrd_watchdog.so.0.1",
+ file = "/var/run/olsrd.watchdog",
+ interval = "30"
+ })
+
+ -- Delete old nameservice settings
+ uci:delete_all("olsrd", "LoadPlugin", {library="olsrd_nameservice.so.0.3"})
+
+ -- Write new nameservice settings
+ uci:section("olsrd", "LoadPlugin", nil, {
+ library = "olsrd_nameservice.so.0.3",
+ suffix = ".olsr",
+ hosts_file = "/var/etc/hosts.olsr",
+ latlon_file = "/var/run/latlon.js",
+ lat = latval and string.format("%.15f", latval) or "",
+ lon = lonval and string.format("%.15f", lonval) or ""
+ })
+
+ -- Save latlon to system too
+ if latval and lonval then
+ uci:foreach("system", "system", function(s)
+ uci:set("system", s[".name"], "latlon",
+ string.format("%.15f %.15f", latval, lonval))
+ end)
+ else
+ uci:foreach("system", "system", function(s)
+ uci:delete("system", s[".name"], "latlon")
+ end)
+ end
+
+ -- Import hosts
+ uci:foreach("dhcp", "dnsmasq", function(s)
+ uci:set("dhcp", s[".name"], "addnhosts", "/var/etc/hosts.olsr")
+ end)
+
+ -- Make sure that OLSR is enabled
+ sys.exec("/etc/init.d/olsrd enable")
+
uci:save("olsrd")
+ uci:save("dhcp")
end
function share.write(self, section, value)
- if value == "maybe" then
- return
- end
-
uci:delete_all("firewall", "forwarding", {src="freifunk", dest="wan"})
+ uci:delete_all("olsrd", "LoadPlugin", {library="olsrd_dyn_gw_plain.so.0.4"})
+ uci:foreach("firewall", "zone",
+ function(s)
+ if s.name == "wan" then
+ uci:delete("firewall", s['.name'], "local_restrict")
+ return false
+ end
+ end)
- if value == "yes" then
+ if value == "1" then
uci:section("firewall", "forwarding", nil, {src="freifunk", dest="wan"})
+ uci:section("olsrd", "LoadPlugin", nil, {library="olsrd_dyn_gw_plain.so.0.4"})
+
+ if wansec:formvalue(section) == "1" then
+ uci:foreach("firewall", "zone",
+ function(s)
+ if s.name == "wan" then
+ uci:set("firewall", s['.name'], "local_restrict", "1")
+ return false
+ end
+ end)
+ end
end
+
uci:save("firewall")
+ uci:save("olsrd")
+ uci:save("system")
end
function client.write(self, section, value)
if value == "0" then
+ uci:delete("freifunk", "wizard", "dhcp_splash")
+ uci:save("freifunk")
return
end
local device = dev:formvalue(section)
-- Collect IP-Address
- local inet = net:formvalue(section)
- local isubnet = subnet:formvalue(section)
- local inode = node:formvalue(section)
+ local node_ip = meship:formvalue(section)
- if not inet or not isubnet or not inode then
- return
- end
-
- inet = uci:get("freifunk", inet, "prefix") or inet
+ if not node_ip then return end
- local dhcpbeg = 48 + tonumber(inode) * 4
- local dclient = "%s.%s.%s" % {inet:gsub("^[0-9]+", "10"), isubnet, dhcpbeg}
- local limit = dhcpbeg < 252 and 3 or 2
+ local community = net:formvalue(section)
+ local external = community and uci:get("freifunk", community, "external") or ""
+ local splash_ip, splash_mask = mksubnet(community, node_ip)
-- Delete old alias
uci:delete("network", device .. "dhcp")
-- Create alias
- local aliasbase = _strip_internals(uci:get_all("freifunk", "alias"))
+ local aliasbase = uci:get_all("freifunk", "alias")
+ util.update(aliasbase, uci:get_all(external, "alias") or {})
aliasbase.interface = device
- aliasbase.ipaddr = dclient
+ aliasbase.ipaddr = splash_ip
+ aliasbase.netmask = splash_mask
aliasbase.proto = "static"
uci:section("network", "alias", device .. "dhcp", aliasbase)
uci:save("network")
-- Create dhcp
- local dhcpbase = _strip_internals(uci:get_all("freifunk", "dhcp"))
+ local dhcpbase = uci:get_all("freifunk", "dhcp")
+ util.update(dhcpbase, uci:get_all(external, "dhcp") or {})
dhcpbase.interface = device .. "dhcp"
dhcpbase.start = dhcpbeg
dhcpbase.limit = limit
+ dhcpbase.force = 1
uci:section("dhcp", "dhcp", device .. "dhcp", dhcpbase)
uci:save("dhcp")
-
+
+ uci:delete_all("firewall", "rule", {
+ src="freifunk",
+ proto="udp",
+ dest_port="53"
+ })
+ uci:section("firewall", "rule", nil, {
+ src="freifunk",
+ proto="udp",
+ dest_port="53",
+ target="ACCEPT"
+ })
uci:delete_all("firewall", "rule", {
src="freifunk",
proto="udp",
dest_port="67",
target="ACCEPT"
})
-
+ uci:delete_all("firewall", "rule", {
+ src="freifunk",
+ proto="tcp",
+ dest_port="8082",
+ })
+ uci:section("firewall", "rule", nil, {
+ src="freifunk",
+ proto="tcp",
+ dest_port="8082",
+ target="ACCEPT"
+ })
+ uci:save("firewall")
-- Delete old splash
- uci:delete_all("luci_splash", "iface", {net=device, zone="freifunk"})
+ uci:delete_all("luci_splash", "iface", {network=device.."dhcp", zone="freifunk"})
-- Register splash
- uci:section("luci_splash", "iface", nil, {net=device, zone="freifunk"})
+ uci:section("luci_splash", "iface", nil, {network=device.."dhcp", zone="freifunk"})
uci:save("luci_splash")
+
+ -- Make sure that luci_splash is enabled
+ sys.exec("/etc/init.d/luci_splash enable")
+
+ -- Remember state
+ uci:set("freifunk", "wizard", "dhcp_splash", "1")
+ uci:save("freifunk")
end
return f