Add swconfig script

src/main/scripts/bin/swconfig.lua

@@ -0,0 +1,59 @@
+#!/usr/bin/lua
+
+function usage()
+    print("Usage:")
+    print("  swconfig show_hosts")
+    print("  swconfig show_ports")
+    print("  swconfig set_port <port> untagged <vid>")
+    print("  swconfig set_port <port> trunk_all (on|off)")
+end
+
+if not arg[1] then
+    usage()
+    return
+end
+
+local cjson = require("cjson").new()
+
+local devbus = require('devices')
+local switch = devbus:find("switch")
+
+if not switch then
+    print("No switch found")
+    return
+end
+
+if arg[1] == "show_hosts" then
+    host_table = switch:getHostTable()
+
+    for _, v in ipairs(host_table) do
+        print(v.mac .. " : " .. v.side .. ", Age: " .. v.age)
+    end
+elseif arg[1] == "show_ports" then
+    local link_state = switch:getLinkState()
+    for i, port in ipairs(switch:getPortConfig()) do
+        print("Port #" .. (i - 1) .. " " .. (link_state[i] and "UP" or "DOWN"))
+        print("  Untagged VLAN: " .. port.untagged)
+        print("  Tagged: " .. table.concat(port.tagged, ", "))
+        print("  Hairpin: " .. (port.hairpin and "on" or "off"))
+        print("  Trunk All: " .. (port.trunk_all and "on" or "off"))
+    end
+elseif arg[1] == "set_port" then
+    if #arg < 4 then
+        usage()
+        return
+    end
+    local config = switch:getPortConfig()
+    local port = config[tonumber(arg[2]) + 1]
+    if not port then
+        print("Invalid Port Number")
+        return
+    end
+    if arg[3] == "untagged" then
+        port.untagged = tonumber(arg[4])
+    end
+    switch:setPortConfig(config)
+else
+    usage()
+    return
+end