applications/luci-app-mwan3/luasrc/model/cbi/mwan/interface.lua

   1 -- ------ extra functions ------ --
   2
   3 function interfaceCheck() -- find issues with too many interfaces, reliability and metric
   4         uci.cursor():foreach("mwan3", "interface",
   5                 function (section)
   6                         local interfaceName = section[".name"]
   7                         interfaceNumber = interfaceNumber+1 -- count number of mwan interfaces configured
   8                         -- create list of metrics for none and duplicate checking
   9                         local metricValue = ut.trim(sys.exec("uci -p /var/state get network." .. interfaceName .. ".metric"))
  10                         if metricValue == "" then
  11                                 errorFound = 1
  12                                 errorNoMetricList = errorNoMetricList .. interfaceName .. " "
  13                         else
  14                                 metricList = metricList .. interfaceName .. " " .. metricValue .. "\n"
  15                         end
  16                         -- check if any interfaces have a higher reliability requirement than tracking IPs configured
  17                         local trackingNumber = tonumber(ut.trim(sys.exec("echo $(uci -p /var/state get mwan3." .. interfaceName .. ".track_ip) | wc -w")))
  18                         if trackingNumber > 0 then
  19                                 local reliabilityNumber = tonumber(ut.trim(sys.exec("uci -p /var/state get mwan3." .. interfaceName .. ".reliability")))
  20                                 if reliabilityNumber and reliabilityNumber > trackingNumber then
  21                                         errorFound = 1
  22                                         errorReliabilityList = errorReliabilityList .. interfaceName .. " "
  23                                 end
  24                         end
  25                         -- check if any interfaces are not properly configured in /etc/config/network or have no default route in main routing table
  26                         if ut.trim(sys.exec("uci -p /var/state get network." .. interfaceName)) == "interface" then
  27                                 local interfaceDevice = ut.trim(sys.exec("uci -p /var/state get network." .. interfaceName .. ".ifname"))
  28                                 if interfaceDevice == "uci: Entry not found" or interfaceDevice == "" then
  29                                         errorFound = 1
  30                                         errorNetConfigList = errorNetConfigList .. interfaceName .. " "
  31                                         errorRouteList = errorRouteList .. interfaceName .. " "
  32                                 else
  33                                         local routeCheck = ut.trim(sys.exec("route -n | awk '{if ($8 == \"" .. interfaceDevice .. "\" && $1 == \"0.0.0.0\" && $3 == \"0.0.0.0\") print $1}'"))
  34                                         if routeCheck == "" then
  35                                                 errorFound = 1
  36                                                 errorRouteList = errorRouteList .. interfaceName .. " "
  37                                         end
  38                                 end
  39                         else
  40                                 errorFound = 1
  41                                 errorNetConfigList = errorNetConfigList .. interfaceName .. " "
  42                                 errorRouteList = errorRouteList .. interfaceName .. " "
  43                         end
  44                 end
  45         )
  46         -- check if any interfaces have duplicate metrics
  47         local metricDuplicateNumbers = sys.exec("echo '" .. metricList .. "' | awk '{print $2}' | uniq -d")
  48         if metricDuplicateNumbers ~= "" then
  49                 errorFound = 1
  50                 local metricDuplicates = ""
  51                 for line in metricDuplicateNumbers:gmatch("[^\r\n]+") do
  52                         metricDuplicates = sys.exec("echo '" .. metricList .. "' | grep '" .. line .. "' | awk '{print $1}'")
  53                         errorDuplicateMetricList = errorDuplicateMetricList .. metricDuplicates
  54                 end
  55                 errorDuplicateMetricList = sys.exec("echo '" .. errorDuplicateMetricList .. "' | tr '\n' ' '")
  56         end
  57 end
  58
  59 function interfaceWarnings() -- display status and warning messages at the top of the page
  60         local warnings = ""
  61         if interfaceNumber <= 250 then
  62                 warnings = "<strong>There are currently " .. interfaceNumber .. " of 250 supported interfaces configured</strong>"
  63         else
  64                 warnings = "<font color=\"ff0000\"><strong>WARNING: " .. interfaceNumber .. " interfaces are configured exceeding the maximum of 250!</strong></font>"
  65         end
  66         if errorReliabilityList ~= " " then
  67                 warnings = warnings .. "<br /><br /><font color=\"ff0000\"><strong>WARNING: some interfaces have a higher reliability requirement than there are tracking IP addresses!</strong></font>"
  68         end
  69         if errorRouteList ~= " " then
  70                 warnings = warnings .. "<br /><br /><font color=\"ff0000\"><strong>WARNING: some interfaces have no default route in the main routing table!</strong></font>"
  71         end
  72         if errorNetConfigList ~= " " then
  73                 warnings = warnings .. "<br /><br /><font color=\"ff0000\"><strong>WARNING: some interfaces are configured incorrectly or not at all in /etc/config/network!</strong></font>"
  74         end
  75         if errorNoMetricList ~= " " then
  76                 warnings = warnings .. "<br /><br /><font color=\"ff0000\"><strong>WARNING: some interfaces have no metric configured in /etc/config/network!</strong></font>"
  77         end
  78         if errorDuplicateMetricList ~= " " then
  79                 warnings = warnings .. "<br /><br /><font color=\"ff0000\"><strong>WARNING: some interfaces have duplicate metrics configured in /etc/config/network!</strong></font>"
  80         end
  81         return warnings
  82 end
  83
  84 -- ------ interface configuration ------ --
  85
  86 dsp = require "luci.dispatcher"
  87 sys = require "luci.sys"
  88 ut = require "luci.util"
  89
  90 interfaceNumber = 0
  91 metricList = ""
  92 errorFound = 0
  93 errorDuplicateMetricList = " "
  94 errorNetConfigList = " "
  95 errorNoMetricList = " "
  96 errorReliabilityList = " "
  97 errorRouteList = " "
  98 interfaceCheck()
  99
 100
 101 m5 = Map("mwan3", translate("MWAN Interface Configuration"),
 102         translate(interfaceWarnings()))
 103         m5:append(Template("mwan/config_css"))
 104
 105
 106 mwan_interface = m5:section(TypedSection, "interface", translate("Interfaces"),
 107         translate("MWAN supports up to 250 physical and/or logical interfaces<br />" ..
 108         "MWAN requires that all interfaces have a unique metric configured in /etc/config/network<br />" ..
 109         "Names must match the interface name found in /etc/config/network (see advanced tab)<br />" ..
 110         "Names may contain characters A-Z, a-z, 0-9, _ and no spaces<br />" ..
 111         "Interfaces may not share the same name as configured members, policies or rules"))
 112         mwan_interface.addremove = true
 113         mwan_interface.dynamic = false
 114         mwan_interface.sectionhead = "Interface"
 115         mwan_interface.sortable = true
 116         mwan_interface.template = "cbi/tblsection"
 117         mwan_interface.extedit = dsp.build_url("admin", "network", "mwan", "configuration", "interface", "%s")
 118         function mwan_interface.create(self, section)
 119                 TypedSection.create(self, section)
 120                 m5.uci:save("mwan3")
 121                 luci.http.redirect(dsp.build_url("admin", "network", "mwan", "configuration", "interface", section))
 122         end
 123
 124
 125 enabled = mwan_interface:option(DummyValue, "enabled", translate("Enabled"))
 126         enabled.rawhtml = true
 127         function enabled.cfgvalue(self, s)
 128                 if self.map:get(s, "enabled") == "1" then
 129                         return "Yes"
 130                 else
 131                         return "No"
 132                 end
 133         end
 134
 135 track_ip = mwan_interface:option(DummyValue, "track_ip", translate("Tracking IP"))
 136         track_ip.rawhtml = true
 137         function track_ip.cfgvalue(self, s)
 138                 tracked = self.map:get(s, "track_ip")
 139                 if tracked then
 140                         local ipList = ""
 141                         for k,v in pairs(tracked) do
 142                                 ipList = ipList .. v .. "<br />"
 143                         end
 144                         return ipList
 145                 else
 146                         return "&#8212;"
 147                 end
 148         end
 149
 150 reliability = mwan_interface:option(DummyValue, "reliability", translate("Tracking reliability"))
 151         reliability.rawhtml = true
 152         function reliability.cfgvalue(self, s)
 153                 if tracked then
 154                         return self.map:get(s, "reliability") or "&#8212;"
 155                 else
 156                         return "&#8212;"
 157                 end
 158         end
 159
 160 count = mwan_interface:option(DummyValue, "count", translate("Ping count"))
 161         count.rawhtml = true
 162         function count.cfgvalue(self, s)
 163                 if tracked then
 164                         return self.map:get(s, "count") or "&#8212;"
 165                 else
 166                         return "&#8212;"
 167                 end
 168         end
 169
 170 timeout = mwan_interface:option(DummyValue, "timeout", translate("Ping timeout"))
 171         timeout.rawhtml = true
 172         function timeout.cfgvalue(self, s)
 173                 if tracked then
 174                         local timeoutValue = self.map:get(s, "timeout")
 175                         if timeoutValue then
 176                                 return timeoutValue .. "s"
 177                         else
 178                                 return "&#8212;"
 179                         end
 180                 else
 181                         return "&#8212;"
 182                 end
 183         end
 184
 185 interval = mwan_interface:option(DummyValue, "interval", translate("Ping interval"))
 186         interval.rawhtml = true
 187         function interval.cfgvalue(self, s)
 188                 if tracked then
 189                         local intervalValue = self.map:get(s, "interval")
 190                         if intervalValue then
 191                                 return intervalValue .. "s"
 192                         else
 193                                 return "&#8212;"
 194                         end
 195                 else
 196                         return "&#8212;"
 197                 end
 198         end
 199
 200 down = mwan_interface:option(DummyValue, "down", translate("Interface down"))
 201         down.rawhtml = true
 202         function down.cfgvalue(self, s)
 203                 if tracked then
 204                         return self.map:get(s, "down") or "&#8212;"
 205                 else
 206                         return "&#8212;"
 207                 end
 208         end
 209
 210 up = mwan_interface:option(DummyValue, "up", translate("Interface up"))
 211         up.rawhtml = true
 212         function up.cfgvalue(self, s)
 213                 if tracked then
 214                         return self.map:get(s, "up") or "&#8212;"
 215                 else
 216                         return "&#8212;"
 217                 end
 218         end
 219
 220 metric = mwan_interface:option(DummyValue, "metric", translate("Metric"))
 221         metric.rawhtml = true
 222         function metric.cfgvalue(self, s)
 223                 local metricValue = sys.exec("uci -p /var/state get network." .. s .. ".metric")
 224                 if metricValue ~= "" then
 225                         return metricValue
 226                 else
 227                         return "&#8212;"
 228                 end
 229         end
 230
 231 errors = mwan_interface:option(DummyValue, "errors", translate("Errors"))
 232         errors.rawhtml = true
 233         function errors.cfgvalue(self, s)
 234                 if errorFound == 1 then
 235                         local mouseOver, lineBreak = "", ""
 236                         if string.find(errorReliabilityList, " " .. s .. " ") then
 237                                 mouseOver = "Higher reliability requirement than there are tracking IP addresses"
 238                                 lineBreak = "&#10;&#10;"
 239                         end
 240                         if string.find(errorRouteList, " " .. s .. " ") then
 241                                 mouseOver = mouseOver .. lineBreak .. "No default route in the main routing table"
 242                                 lineBreak = "&#10;&#10;"
 243                         end
 244                         if string.find(errorNetConfigList, " " .. s .. " ") then
 245                                 mouseOver = mouseOver .. lineBreak .. "Configured incorrectly or not at all in /etc/config/network"
 246                                 lineBreak = "&#10;&#10;"
 247                         end
 248                         if string.find(errorNoMetricList, " " .. s .. " ") then
 249                                 mouseOver = mouseOver .. lineBreak .. "No metric configured in /etc/config/network"
 250                                 lineBreak = "&#10;&#10;"
 251                         end
 252                         if string.find(errorDuplicateMetricList, " " .. s .. " ") then
 253                                 mouseOver = mouseOver .. lineBreak .. "Duplicate metric configured in /etc/config/network"
 254                         end
 255                         if mouseOver == "" then
 256                                 return ""
 257                         else
 258                                 return "<span title=\"" .. mouseOver .. "\"><img src=\"/luci-static/resources/cbi/reset.gif\" alt=\"error\"></img></span>"
 259                         end
 260                 else
 261                         return ""
 262                 end
 263         end
 264
 265
 266 return m5