How to use Forward method of kvm Package

Best Syzkaller code snippet using kvm.Forward

net.go

Source:net.go

...128}129func (n *Network) generateXML() string {130	netcfg := &libvirtxml.Network{131		Name: n.Name,132		Forward: &libvirtxml.NetworkForward{133			Mode: "nat"},134		MAC: &libvirtxml.NetworkMAC{135			Address: n.Mac}}136	if n.DhcpStartIP != "" {137		if n.DhcpEndIP == "" {138			log.Fatal("Dhcp end UP for network " + n.Name + "not especified")139		}140		netcfg.IPs = append(netcfg.IPs, libvirtxml.NetworkIP{141			Address: n.IP,142			Netmask: n.Mask,143			DHCP: &libvirtxml.NetworkDHCP{144				Ranges: []libvirtxml.NetworkDHCPRange{{145					Start: n.DhcpStartIP,146					End:   n.DhcpEndIP}}}})...

runner.go

Source:runner.go

...20		SilenceUsage: true,21		RunE: func(cmd *cobra.Command, args []string) error {22			var err error23			rcnf.Logger = logrus.New()24			rcnf.ForwardedPorts, err = parsePorts(ports)25			if err != nil {26				return fmt.Errorf("Port flags: %w", err)27			}28			t0 := time.Now()29			err = StartQemu(rcnf)30			dur := time.Since(t0).Round(time.Millisecond)31			fmt.Printf("Execution took %v\n", dur)32			if err != nil {33				return fmt.Errorf("Qemu exited with an error: %w", err)34			}35			return nil36		},37	}38	cmd.Flags().StringVar(&rcnf.Image, "image", "", "VM image file path")39	cmd.MarkFlagRequired("image")40	cmd.Flags().StringVar(&rcnf.KernelFname, "kernel", "", "kernel filename to boot with. (if empty no -kernel option will be passed to qemu)")41	cmd.Flags().BoolVar(&rcnf.QemuPrint, "qemu-cmd-print", false, "Do not run the qemu command, just print it")42	cmd.Flags().BoolVar(&rcnf.DisableKVM, "qemu-disable-kvm", false, "Do not use KVM acceleration, even if /dev/kvm exists")43	cmd.Flags().BoolVar(&rcnf.Daemonize, "daemonize", false, "daemonize QEMU after initializing")44	cmd.Flags().StringVar(&rcnf.HostMount, "host-mount", "", "Mount the specified host directory in the VM using a 'host_mount' tag")45	cmd.Flags().StringArrayVarP(&ports, "port", "p", nil, "Forward a port (hostport[:vmport[:tcp|udp]])")46	cmd.Flags().IntVar(&rcnf.SerialPort, "serial-port", 0, "Port for serial console")47	return cmd48}49func parsePorts(flags []string) ([]PortForward, error) {50	var forwards []PortForward51	for _, flag := range flags {52		hostPortStr, vmPortAndProto, found := strings.Cut(flag, ":")53		if !found {54			hostPort, err := strconv.Atoi(flag)55			if err != nil {56				return nil, fmt.Errorf("'%s' is not a valid port number", flag)57			}58			forwards = append(forwards, PortForward{59				HostPort: hostPort,60				VMPort:   hostPort,61				Protocol: "tcp",62			})63			continue64		}65		hostPort, err := strconv.Atoi(hostPortStr)66		if err != nil {67			return nil, fmt.Errorf("'%s' is not a valid port number", hostPortStr)68		}69		vmPortStr, proto, found := strings.Cut(vmPortAndProto, ":")70		if !found {71			vmPort, err := strconv.Atoi(vmPortAndProto)72			if err != nil {73				return nil, fmt.Errorf("'%s' is not a valid port number", vmPortAndProto)74			}75			forwards = append(forwards, PortForward{76				HostPort: hostPort,77				VMPort:   vmPort,78				Protocol: "tcp",79			})80			continue81		}82		vmPort, err := strconv.Atoi(vmPortStr)83		if err != nil {84			return nil, fmt.Errorf("'%s' is not a valid port number", vmPortStr)85		}86		proto = strings.ToLower(proto)87		if proto != "tcp" && proto != "udp" {88			return nil, fmt.Errorf("port forward protocol must be tcp or udp")89		}90		forwards = append(forwards, PortForward{91			HostPort: hostPort,92			VMPort:   vmPort,93			Protocol: proto,94		})95	}96	return forwards, nil97}98const qemuBin = "qemu-system-x86_64"99func StartQemu(rcnf RunConf) error {100	qemuArgs, err := BuildQemuArgs(rcnf.Logger, &rcnf)101	if err != nil {102		return err103	}104	if rcnf.QemuPrint {...

conf.go

Source:conf.go

...14	// Daemonize QEMU after initializing15	Daemonize bool16	// Disable the network connection to the VM17	DisableNetwork bool18	ForwardedPorts []PortForward19	Logger *logrus.Logger20	HostMount string21	SerialPort int22}23func (rc *RunConf) testImageFname() string {24	return rc.Image25}26type PortForward struct {27	HostPort int28	VMPort   int29	Protocol string30}...

Forward

Using AI Code Generation

1import (2func main() {3	alicePub, alicePriv, err := box.GenerateKey(rand.Reader)4	if err != nil {5		log.Fatal(err)6	}7	bobPub, bobPriv, err := box.GenerateKey(rand.Reader)8	if err != nil {9		log.Fatal(err)10	}11	kvm := kvm.New()12	aliceSession, err := kvm.NewSession(alicePriv, alicePub, bobPub)13	if err != nil {14		log.Fatal(err)15	}16	bobSession, err := kvm.NewSession(bobPriv, bobPub, alicePub)17	if err != nil {18		log.Fatal(err)19	}20	msg := []byte("Hello, world!")21	encrypted, err := aliceSession.Forward(msg)22	if err != nil {23		log.Fatal(err)24	}25	decrypted, err := bobSession.Open(encrypted)26	if err != nil {27		log.Fatal(err)28	}29	fmt.Println(string(decrypted))30}

Forward

Using AI Code Generation

1import (2func main() {3    k := kvm.Kvm{}4    k.Forward()5}6import (7func main() {8    k := kvm.Kvm{}9    k.Backward()10}11import (12func main() {13    k := kvm.Kvm{}14    k.Left()15}16import (17func main() {18    k := kvm.Kvm{}19    k.Right()20}21import (22func main() {23    k := kvm.Kvm{}24    k.Stop()25}26import (27func main() {28    k := kvm.Kvm{}29    k.Start()30}31import (32func main() {33    k := kvm.Kvm{}34    k.IncreaseSpeed()35}36import (37func main() {38    k := kvm.Kvm{}39    k.DecreaseSpeed()40}41import (

Forward

Using AI Code Generation

1import (2func main() {3	k := kvm.NewKvm()4	k.Forward()5	fmt.Println("Hello, playground")6}7import (8func main() {9	k := kvm.NewKvm()10	k.Backward()11	fmt.Println("Hello, playground")12}13I am new to golang and I am trying to understand how to use packages. I have created a package mykvm with a class Kvm and a method Backward. Now I want to use this package in another package (main package) and want to call the Backward method of Kvm class. I am unable to do this. I have created two files 1.go and 2.go. 1.go is the main package and 2.go is the package which I want to use. I am unable to use the package in 1.go. I am getting the following error:cannot use k (type *Kvm) as type Kvm in argument to k.Backward14import (15func main() {16	k := kvm.NewKvm()17	k.Backward()18	fmt.Println("Hello, playground")19}20./1.go:9: cannot use k (type *Kvm) as type Kvm in argument to k.Backward21import (22func main() {23	k := kvm.NewKvm()24	k.Forward()25	fmt.Println("Hello, playground")26}27./2.go:9: cannot use k (type *Kvm) as type Kvm in argument to k.Forward28type Kvm struct {29}30func NewKvm() *Kvm {31	return &Kvm{}32}33func (k *Kvm) Backward() {34}35func (k *Kvm) Forward() {36}

Forward

Using AI Code Generation

1import (2func main() {3 k := kvm.Kvm{}4 k.Init()5 k.Forward(2)6 fmt.Println("Done")7}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.