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handler_test.go
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handler_test.go
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package main
import(
"testing"
"net"
dhcp "github.com/krolaw/dhcp4"
)
var SERVER_IP = net.IP{194, 188, 64, 28};
func output(hDhcp *DhcpHandler, msgType dhcp.MessageType, mac net.HardwareAddr, IAddr net.IP, options dhcp.Options) dhcp.Packet{
return hDhcp.Handler(dhcp.RequestPacket(msgType, mac, IAddr, []byte{1,2,3,4}, true, options.SelectOrderOrAll(nil)), msgType, options);
}
type tsOut struct{
msgType dhcp.MessageType;
startIP net.IP;
rangeIP int;
};
func outCheck(out dhcp.Packet, cOut tsOut, testN int, t *testing.T){
if out == nil {
if cOut.rangeIP == 0 { t.Log("#", testN, "| nil"); return;
}else{ t.Fatal("out is nil"); }
}
var options = out.ParseOptions();
var msgType = dhcp.MessageType(options[dhcp.OptionDHCPMessageType][0]);
var serverIP = net.IP (options[dhcp.OptionServerIdentifier]);
var getIP = out.YIAddr();
var ipOffset = 0;
if cOut.startIP != nil { ipOffset = dhcp.IPRange(cOut.startIP, getIP)-1; }
if msgType != cOut.msgType { t.Fatal("#", testN, "|", "msgType is", msgType ); }
if !serverIP.Equal(SERVER_IP) { t.Fatal("#", testN, "|", "outServerIP is", serverIP); }
if cOut.rangeIP!=0 && !(ipOffset >= 0 && ipOffset < cOut.rangeIP) { t.Fatal("#", testN, "|", "ipOffset is", ipOffset); }
t.Log("#", testN, "|", msgType, serverIP, getIP);
}
func TestDhcpHandler_0(t *testing.T){
type tsIn struct{
msgType dhcp.MessageType;
mac net.HardwareAddr;
reqIP []byte;
IAddr net.IP;
serverIP []byte;
};
type testSamples struct{
in tsIn;
out tsOut;
};
var smpls = [...]testSamples{
{//======dhcp.Discover======// reqIP vs IAddr
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,1}, reqIP: nil, IAddr: []byte{192,168,1,52} },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,1}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,2}, reqIP: []byte{192,168,1,52}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,2}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,3}, reqIP: nil, IAddr: []byte{194,188,32,4} },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,4}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,4}, reqIP: []byte{194,188,32,5}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,5}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,5}, reqIP: []byte{194,188,32,6}, IAddr: []byte{194,188,32,7} },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,6}, rangeIP: 1 },
},
{//first
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,6}, reqIP: nil, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,3}, rangeIP: 1 },
},
{//double first
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,1}, reqIP: nil, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,1}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,50,2}, reqIP: nil, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,32,2}, rangeIP: 1 },
},{//old my friend
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,2}, reqIP: nil, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,2}, rangeIP: 1 },
},
{//use user IP
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,7}, reqIP: []byte{194,188,32,7}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,7}, rangeIP: 1 },
},{//try send another lease
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,8}, reqIP: []byte{194,188,32,7}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,8}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,50,7}, reqIP: []byte{194,188,32,7}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,32,7}, rangeIP: 1 },
},{//try send another lease
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,9}, reqIP: []byte{194,188,32,7}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,9}, rangeIP: 1 },
},
{//double
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,9}, reqIP: []byte{194,188,32,9}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,9}, rangeIP: 1 },
},{//my friend
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,7}, reqIP: []byte{194,188,32,7}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,7}, rangeIP: 1 },
},{//move to user IP
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,9}, reqIP: []byte{194,188,32,10}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,10}, rangeIP: 1 },
},{//double sclerosis
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,8}, reqIP: []byte{194,188,32,10}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,8}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,50,8}, reqIP: []byte{194,188,32,8}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,32,8}, rangeIP: 1 },
},{//my sclerosis friend
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,8}, reqIP: []byte{194,188,32,5}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,8}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,50,9}, reqIP: []byte{194,188,32,10}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,32,10}, rangeIP: 1 },
},{//double sclerosis
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,8}, reqIP: []byte{194,188,32,10}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,8}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,50,4}, reqIP: []byte{194,188,32,5}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,32,5}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,50,8}, reqIP: []byte{194,188,32,8}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,32,8}, rangeIP: 1 },
},{//my sclerosis friend
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,50,8}, reqIP: []byte{194,188,32,5}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,8}, rangeIP: 1 },
},
{//======dhcp.Request======// reqIP vs IAddr
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,60,1}, reqIP: []byte{194,188,33,1}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,33,1}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,1}, reqIP: nil, IAddr: []byte{194,188,33,1}, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,33,1}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,60,2}, reqIP: []byte{194,188,33,2}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,33,2}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,2}, reqIP: []byte{194,188,33,2}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,33,2}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,60,3}, reqIP: []byte{194,188,33,3}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,33,3}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,3}, reqIP: []byte{194,188,33,3}, IAddr: []byte{194,188,33,4}, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,33,3}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,60,3}, reqIP: []byte{194,188,33,4}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,33,4}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,3}, reqIP: []byte{194,188,33,3}, IAddr: []byte{194,188,33,4}, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,33,3}, rangeIP: 1 },
},
{//very buggy client
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,4}, reqIP: nil, IAddr: nil },
out:tsOut{ rangeIP: 0 },
},
{//try correct
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,5}, reqIP: []byte{194,188,33,5}, IAddr: nil },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,33,5}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,60,6}, reqIP: []byte{194,188,33,6}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,33,6}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,6}, reqIP: nil, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,33,6}, rangeIP: 1 },
},{//correct fail
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,7}, reqIP: nil, IAddr: nil },
out:tsOut{ rangeIP: 0 },
},
{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,60,8}, reqIP: []byte{194,188,33,8}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,33,8}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,8}, reqIP: []byte{194,188,33,8}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,33,8}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,8}, reqIP: []byte{194,188,33,8}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,33,8}, rangeIP: 1 },
},
{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,60,9}, reqIP: []byte{194,188,33,9}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,33,9}, rangeIP: 1 },
},{//move to user IP
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,9}, reqIP: []byte{194,188,33,10}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,33,10}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,60,10},reqIP: []byte{194,188,33,9}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,33,9}, rangeIP: 1 },
},{//delete user
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,9}, reqIP: []byte{194,188,33,9}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.NAK },
},{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,60,9}, reqIP: []byte{194,188,33,10}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,33,10}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,10}, reqIP: []byte{194,188,33,9}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,33,9}, rangeIP: 1 },
},{//delete user
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,9}, reqIP: []byte{194,188,33,9}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.NAK },
},
{//use user IP
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,11}, reqIP: []byte{194,188,33,11}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,33,11}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,60,12}, reqIP: []byte{194,188,33,12}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,33,12}, rangeIP: 1 },
},{//user broken off
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,13}, reqIP: []byte{194,188,33,11}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.NAK },
},{//user broken off
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,13}, reqIP: []byte{194,188,33,12}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.NAK },
},{//delete user
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,11}, reqIP: []byte{19 ,188,33,0}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.NAK },
},{//delete user
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,12}, reqIP: []byte{19 ,188,33,0}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.NAK },
},
{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,14}, reqIP: []byte{19 ,188,33,1}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.NAK },
},
{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,60,15}, reqIP: []byte{19 ,188,33,1}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,32,1}, rangeIP: 1024 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,60,15}, reqIP: []byte{19 ,188,33,1}, IAddr: nil, serverIP: []byte{19,188,33,200} },
out:tsOut{ rangeIP: 0 },
},
{//======dhcp.Decline======// leases conflict
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,70,0}, reqIP: []byte{194,188,34,0}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,34,0}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,70,0}, reqIP: []byte{194,188,34,0}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,34,0}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Decline, mac: net.HardwareAddr{10,20,30,40,70,0}, reqIP: nil, IAddr: nil },
out:tsOut{ rangeIP: 0 },
},{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,70,1}, reqIP: []byte{194,188,34,0}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,34,0}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,70,1}, reqIP: []byte{194,188,34,0}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,34,0}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,70,0}, reqIP: []byte{194,188,34,0}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.NAK },
},
{//======dhcp.Release======//
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,80,0}, reqIP: []byte{194,188,35,0}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,35,0}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,80,0}, reqIP: []byte{194,188,35,0}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,35,0}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Release, mac: net.HardwareAddr{10,20,30,40,80,0}, reqIP: nil, IAddr: []byte{194,188,35,0} },
out:tsOut{ rangeIP: 0 },
},{
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,80,1}, reqIP: []byte{194,188,35,0}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,35,0}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,80,1}, reqIP: []byte{194,188,35,0}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,35,0}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Release, mac: net.HardwareAddr{10,20,30,40,80,2}, reqIP: nil, IAddr: []byte{194,188,35,0} },
out:tsOut{ rangeIP: 0 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,80,2}, reqIP: []byte{194,188,35,0}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.NAK },
},{
in: tsIn { msgType: dhcp.Release, mac: net.HardwareAddr{10,20,30,40,80,1}, reqIP: nil, IAddr: []byte{194,188,35,1} },
out:tsOut{ rangeIP: 0 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,80,2}, reqIP: []byte{194,188,35,0}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.NAK },
},{
in: tsIn { msgType: dhcp.Release, mac: net.HardwareAddr{10,20,30,40,80,1}, reqIP: nil, IAddr:nil },
out:tsOut{ rangeIP: 0 },
},{
in: tsIn { msgType: dhcp.Request, mac: net.HardwareAddr{10,20,30,40,80,2}, reqIP: []byte{194,188,35,0}, IAddr: nil, serverIP: SERVER_IP },
out:tsOut{ msgType: dhcp.ACK, startIP: net.IP{194,188,35,0}, rangeIP: 1 },
},
{//======dhcp.Inform======//
in: tsIn { msgType: dhcp.Discover, mac: net.HardwareAddr{10,20,30,40,90,0}, reqIP: []byte{194,188,36,0}, IAddr: nil },
out:tsOut{ msgType: dhcp.Offer, startIP: net.IP{194,188,36,0}, rangeIP: 1 },
},{
in: tsIn { msgType: dhcp.Inform, mac: net.HardwareAddr{10,20,30,40,90,0}, reqIP: nil, IAddr: []byte{194,188,36,0} },
out:tsOut{ msgType: dhcp.ACK },
},{
in: tsIn { msgType: dhcp.Inform, mac: net.HardwareAddr{10,20,30,40,90,0}, reqIP: nil, IAddr: []byte{194,188,36,1} },
out:tsOut{ rangeIP: 0 },
},{
in: tsIn { msgType: dhcp.Inform, mac: net.HardwareAddr{10,20,30,40,90,1}, reqIP: nil, IAddr: []byte{194,188,36,0} },
out:tsOut{ msgType: dhcp.ACK },
},
}
var dhcpOptions = dhcp.Options{
dhcp.OptionSubnetMask: []byte{255, 255, 0, 0},
dhcp.OptionRouter: []byte{194, 188, 64, 8},
dhcp.OptionDomainNameServer: []byte{194, 188, 64, 8},
}
var tLeaseEnd = []int16{
11*60 + 35,
12*60 + 50,
13*60 + 05,
};
var hDhcp DhcpHandler;
{ cTemp := make(chan reqChan, 4); hDhcp.Init(nil, net.IP{194, 188, 64, 28}, net.IP{194, 188, 32, 1}, 1024, dhcpOptions, tLeaseEnd, cTemp); }
for i,s := range smpls {
outCheck(output(&hDhcp, s.in.msgType, s.in.mac, s.in.IAddr, dhcp.Options{
dhcp.OptionRequestedIPAddress: s.in.reqIP,
dhcp.OptionServerIdentifier: s.in.serverIP,
}), s.out, i, t);
}
//show error t.Log(smpls[n]);
}
func BenchmarkDhcpHandler_0(b *testing.B){ //-benchtime 0.005s: 5000 ns/op 1230 B/op 11 allocs/op
// 6010 ns/op 1230 B/op 13 allocs/op
var mac = net.HardwareAddr{1, 2, 3, 4, 5, 6};
var opt = dhcp.Options{};
var opts = opt.SelectOrderOrAll(nil);
var xId = []byte{1,2,3,4};
var packet = dhcp.RequestPacket(dhcp.Discover, mac, nil, xId, true, opts);
var dhcpOptions = dhcp.Options{
dhcp.OptionSubnetMask: []byte{255, 255, 0, 0},
dhcp.OptionRouter: []byte{194, 188, 64, 8},
dhcp.OptionDomainNameServer: []byte{194, 188, 64, 8},
}
var tLeaseEnd = []int16{
11*60 + 35,
12*60 + 50,
13*60 + 05,
};
var hDhcp DhcpHandler;
{ cTemp := make(chan reqChan, 4); hDhcp.Init(nil, net.IP{194, 188, 64, 28}, net.IP{194, 188, 32, 1}, 1024, dhcpOptions, tLeaseEnd, cTemp); }
b.ResetTimer();
for i:=0;i<b.N;i++ {
//output(dhcp.Discover, mac, nil, opt);
hDhcp.Handler(packet, dhcp.Discover, opt);
mac[0]++;
packet.SetCHAddr(mac);
}
}
//TODO: map vs switch-case