How to use boot method of qemu Package

Best Syzkaller code snippet using qemu.boot

qemu.go

Source:qemu.go Github

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...26type Config struct {27 Count int // number of VMs to use28 Qemu string // qemu binary name (qemu-system-arch by default)29 Qemu_Args string // additional command line arguments for qemu binary30 Kernel string // kernel for injected boot (e.g. arch/x86/boot/bzImage)31 Cmdline string // kernel command line (can only be specified with kernel)32 Initrd string // linux initial ramdisk. (optional)33 Cpu int // number of VM CPUs34 Mem int // amount of VM memory in MBs35}36type Pool struct {37 env *vmimpl.Env38 cfg *Config39}40type instance struct {41 cfg *Config42 image string43 debug bool44 workdir string45 sshkey string46 sshuser string47 port int48 rpipe io.ReadCloser49 wpipe io.WriteCloser50 qemu *exec.Cmd51 waiterC chan error52 merger *vmimpl.OutputMerger53}54type archConfig struct {55 Qemu string56 QemuArgs string57}58var archConfigs = map[string]archConfig{59 "linux/amd64": {60 Qemu: "qemu-system-x86_64",61 QemuArgs: "-enable-kvm -usb -usbdevice mouse -usbdevice tablet -soundhw all",62 },63 "linux/386": {64 Qemu: "qemu-system-i386",65 },66 "linux/arm64": {67 Qemu: "qemu-system-aarch64",68 QemuArgs: "-machine virt -cpu cortex-a57",69 },70 "linux/arm": {71 Qemu: "qemu-system-arm",72 },73 "linux/ppc64le": {74 Qemu: "qemu-system-ppc64",75 },76 "fuchsia/amd64": {77 Qemu: "qemu-system-x86_64",78 QemuArgs: "-enable-kvm",79 },80}81func ctor(env *vmimpl.Env) (vmimpl.Pool, error) {82 archConfig := archConfigs[env.OS+"/"+env.Arch]83 cfg := &Config{84 Count: 1,85 Qemu: archConfig.Qemu,86 Qemu_Args: archConfig.QemuArgs,87 }88 if err := config.LoadData(env.Config, cfg); err != nil {89 return nil, fmt.Errorf("failed to parse qemu vm config: %v", err)90 }91 if cfg.Count < 1 || cfg.Count > 1000 {92 return nil, fmt.Errorf("invalid config param count: %v, want [1, 1000]", cfg.Count)93 }94 if env.Debug {95 cfg.Count = 196 }97 if _, err := exec.LookPath(cfg.Qemu); err != nil {98 return nil, err99 }100 if env.Image == "9p" {101 if env.OS != "linux" {102 return nil, fmt.Errorf("9p image is supported for linux only")103 }104 if cfg.Kernel == "" {105 return nil, fmt.Errorf("9p image requires kernel")106 }107 } else {108 if !osutil.IsExist(env.Image) {109 return nil, fmt.Errorf("image file '%v' does not exist", env.Image)110 }111 if !osutil.IsExist(env.SshKey) {112 return nil, fmt.Errorf("ssh key '%v' does not exist", env.SshKey)113 }114 }115 if cfg.Cpu <= 0 || cfg.Cpu > 1024 {116 return nil, fmt.Errorf("bad qemu cpu: %v, want [1-1024]", cfg.Cpu)117 }118 if cfg.Mem < 128 || cfg.Mem > 1048576 {119 return nil, fmt.Errorf("bad qemu mem: %v, want [128-1048576]", cfg.Mem)120 }121 cfg.Kernel = osutil.Abs(cfg.Kernel)122 cfg.Initrd = osutil.Abs(cfg.Initrd)123 pool := &Pool{124 cfg: cfg,125 env: env,126 }127 return pool, nil128}129func (pool *Pool) Count() int {130 return pool.cfg.Count131}132func (pool *Pool) Create(workdir string, index int) (vmimpl.Instance, error) {133 sshkey := pool.env.SshKey134 sshuser := pool.env.SshUser135 if pool.env.Image == "9p" {136 sshkey = filepath.Join(workdir, "key")137 sshuser = "root"138 keygen := exec.Command("ssh-keygen", "-t", "rsa", "-b", "2048", "-N", "", "-C", "", "-f", sshkey)139 if out, err := keygen.CombinedOutput(); err != nil {140 return nil, fmt.Errorf("failed to execute ssh-keygen: %v\n%s", err, out)141 }142 initFile := filepath.Join(workdir, "init.sh")143 if err := osutil.WriteExecFile(initFile, []byte(strings.Replace(initScript, "{{KEY}}", sshkey, -1))); err != nil {144 return nil, fmt.Errorf("failed to create init file: %v", err)145 }146 }147 for i := 0; ; i++ {148 inst, err := pool.ctor(workdir, sshkey, sshuser, index)149 if err == nil {150 return inst, nil151 }152 if i < 1000 && strings.Contains(err.Error(), "could not set up host forwarding rule") {153 continue154 }155 return nil, err156 }157}158func (pool *Pool) ctor(workdir, sshkey, sshuser string, index int) (vmimpl.Instance, error) {159 inst := &instance{160 cfg: pool.cfg,161 image: pool.env.Image,162 debug: pool.env.Debug,163 workdir: workdir,164 sshkey: sshkey,165 sshuser: sshuser,166 }167 closeInst := inst168 defer func() {169 if closeInst != nil {170 closeInst.Close()171 }172 }()173 var err error174 inst.rpipe, inst.wpipe, err = osutil.LongPipe()175 if err != nil {176 return nil, err177 }178 if err := inst.Boot(); err != nil {179 return nil, err180 }181 closeInst = nil182 return inst, nil183}184func (inst *instance) Close() {185 if inst.qemu != nil {186 inst.qemu.Process.Kill()187 err := <-inst.waiterC188 inst.waiterC <- err // repost it for waiting goroutines189 }190 if inst.merger != nil {191 inst.merger.Wait()192 }193 if inst.rpipe != nil {194 inst.rpipe.Close()195 }196 if inst.wpipe != nil {197 inst.wpipe.Close()198 }199}200func (inst *instance) Boot() error {201 for {202 // Find an unused TCP port.203 inst.port = rand.Intn(64<<10-1<<10) + 1<<10204 ln, err := net.Listen("tcp", fmt.Sprintf("localhost:%v", inst.port))205 if err == nil {206 ln.Close()207 break208 }209 }210 // TODO: ignores inst.cfg.Cpu211 args := []string{212 "-m", strconv.Itoa(inst.cfg.Mem),213 "-net", "nic",214 "-net", fmt.Sprintf("user,host=%v,hostfwd=tcp::%v-:22", hostAddr, inst.port),215 "-display", "none",216 "-serial", "stdio",217 "-no-reboot",218 "-numa", "node,nodeid=0,cpus=0-1", "-numa", "node,nodeid=1,cpus=2-3",219 "-smp", "sockets=2,cores=2,threads=1",220 }221 args = append(args, strings.Split(inst.cfg.Qemu_Args, " ")...)222 if inst.image == "9p" {223 args = append(args,224 "-fsdev", "local,id=fsdev0,path=/,security_model=none,readonly",225 "-device", "virtio-9p-pci,fsdev=fsdev0,mount_tag=/dev/root",226 )227 } else {228 args = append(args,229 "-hda", inst.image,230 "-snapshot",231 )232 }233 if inst.cfg.Initrd != "" {234 args = append(args,235 "-initrd", inst.cfg.Initrd,236 )237 }238 if inst.cfg.Kernel != "" {239 cmdline := []string{240 "console=ttyS0",241 "vsyscall=native",242 "rodata=n",243 "oops=panic",244 "nmi_watchdog=panic",245 "panic_on_warn=1",246 "panic=86400",247 "ftrace_dump_on_oops=orig_cpu",248 "earlyprintk=serial",249 "net.ifnames=0",250 "biosdevname=0",251 "kvm-intel.nested=1",252 "kvm-intel.unrestricted_guest=1",253 "kvm-intel.vmm_exclusive=1",254 "kvm-intel.fasteoi=1",255 "kvm-intel.ept=1",256 "kvm-intel.flexpriority=1",257 "kvm-intel.vpid=1",258 "kvm-intel.emulate_invalid_guest_state=1",259 "kvm-intel.eptad=1",260 "kvm-intel.enable_shadow_vmcs=1",261 "kvm-intel.pml=1",262 "kvm-intel.enable_apicv=1",263 }264 if inst.image == "9p" {265 cmdline = append(cmdline,266 "root=/dev/root",267 "rootfstype=9p",268 "rootflags=trans=virtio,version=9p2000.L,cache=loose",269 "init="+filepath.Join(inst.workdir, "init.sh"),270 )271 } else {272 cmdline = append(cmdline,273 "root=/dev/sda",274 )275 }276 cmdline = append(cmdline, inst.cfg.Cmdline)277 args = append(args,278 "-kernel", inst.cfg.Kernel,279 "-append", strings.Join(cmdline, " "),280 )281 }282 if inst.debug {283 Logf(0, "running command: %v %#v", inst.cfg.Qemu, args)284 }285 qemu := exec.Command(inst.cfg.Qemu, args...)286 qemu.Stdout = inst.wpipe287 qemu.Stderr = inst.wpipe288 if err := qemu.Start(); err != nil {289 return fmt.Errorf("failed to start %v %+v: %v", inst.cfg.Qemu, args, err)290 }291 inst.wpipe.Close()292 inst.wpipe = nil293 inst.qemu = qemu294 // Qemu has started.295 // Start output merger.296 var tee io.Writer297 if inst.debug {298 tee = os.Stdout299 }300 inst.merger = vmimpl.NewOutputMerger(tee)301 inst.merger.Add("qemu", inst.rpipe)302 inst.rpipe = nil303 var bootOutput []byte304 bootOutputStop := make(chan bool)305 go func() {306 for {307 select {308 case out := <-inst.merger.Output:309 bootOutput = append(bootOutput, out...)310 case <-bootOutputStop:311 close(bootOutputStop)312 return313 }314 }315 }()316 // Wait for the qemu asynchronously.317 inst.waiterC = make(chan error, 1)318 go func() {319 err := qemu.Wait()320 inst.waiterC <- err321 }()322 // Wait for ssh server to come up.323 time.Sleep(5 * time.Second)324 start := time.Now()325 for {326 c, err := net.DialTimeout("tcp", fmt.Sprintf("localhost:%v", inst.port), 1*time.Second)327 if err == nil {328 c.SetDeadline(time.Now().Add(1 * time.Second))329 var tmp [1]byte330 n, err := c.Read(tmp[:])331 c.Close()332 if err == nil && n > 0 {333 break // ssh is up and responding334 }335 time.Sleep(3 * time.Second)336 }337 select {338 case err := <-inst.waiterC:339 inst.waiterC <- err // repost it for Close340 time.Sleep(time.Second) // wait for any pending output341 bootOutputStop <- true342 <-bootOutputStop343 return fmt.Errorf("qemu stopped:\n%v\n", string(bootOutput))344 default:345 }346 if time.Since(start) > 10*time.Minute {347 bootOutputStop <- true348 <-bootOutputStop349 return fmt.Errorf("ssh server did not start:\n%v\n", string(bootOutput))350 }351 }352 bootOutputStop <- true353 return nil354}355func (inst *instance) Forward(port int) (string, error) {356 return fmt.Sprintf("%v:%v", hostAddr, port), nil357}358func (inst *instance) Copy(hostSrc string) (string, error) {359 basePath := "/"360 if inst.image == "9p" {361 basePath = "/tmp"362 }363 vmDst := filepath.Join(basePath, filepath.Base(hostSrc))364 args := append(inst.sshArgs("-P"), hostSrc, inst.sshuser+"@localhost:"+vmDst)365 cmd := exec.Command("scp", args...)366 if inst.debug {...

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run.go

Source:run.go Github

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...50 }51 if err := os.MkdirAll(ec.Runtime, 0755); err != nil {52 return err53 }54 bootIndex := 055 bootOrder := ""56 bootMenu := "off"57 qemuArgs := []string{58 "-name", ec.Name,59 "-nodefaults", "-no-user-config", "-no-hpet",60 "-machine", "q35,accel=kvm,vmport=off,dump-guest-core=off"}61 if ec.Bios == config.BiosUEFI {62 if _, err := os.Stat(ec.BiosFile); err != nil {63 if os.IsNotExist(err) {64 if err := installBios(ec.BiosFile); err != nil {65 return err66 }67 } else {68 return err69 }70 }71 qemuArgs = append(qemuArgs, "-bios", ec.BiosFile)72 }73 qemuArgs = append(qemuArgs, "-cpu", "host",74 "-smp", fmt.Sprintf("%d,sockets=%d,cores=%d,threads=%d",75 ec.CPU.Sockets*ec.CPU.Cores*ec.CPU.Threads,76 ec.CPU.Sockets, ec.CPU.Cores, ec.CPU.Threads),77 "-m", strconv.Itoa(ec.Memory),78 "-chardev", fmt.Sprintf("socket,id=char0,path=%s,server,nowait", ec.Console),79 "-device", "isa-serial,chardev=char0",80 "-chardev", fmt.Sprintf("socket,id=char1,path=%s,server,nowait", ec.Monitor),81 "-mon", "chardev=char1",82 "-object", "rng-random,id=obj0,filename=/dev/urandom",83 "-device", "virtio-rng-pci,rng=obj0",84 "-device", "virtio-balloon-pci",85 "-pidfile", ec.PIDFile,86 "-daemonize",87 "-k", "pt",88 )89 if len(ec.ISO) > 0 {90 qemuArgs = append(qemuArgs,91 "-drive", fmt.Sprintf("id=drive0,if=none,format=raw,file=%s", ec.ISO),92 "-device", fmt.Sprintf("ide-cd,drive=drive0,bus=ide.1,bootindex=%d", bootIndex))93 bootIndex++94 bootOrder = bootOrder + "c"95 }96 if len(ec.Disks) > 0 {97 for i, d := range ec.Disks {98 qemuArgs = append(qemuArgs,99 "-blockdev", fmt.Sprintf("qcow2,node-name=block%d,file.driver=file,file.filename=%s", i, d),100 "-device", fmt.Sprintf("virtio-blk-pci,drive=block%d,bootindex=%d", i, bootIndex))101 bootIndex++102 }103 bootOrder = bootOrder + "d"104 }105 for i, n := range ec.Networks {106 if err := createNetwork(&n, ec.Progs.Virsh); err != nil {107 return err108 }109 qemuArgs = append(qemuArgs,110 "-netdev", fmt.Sprintf("bridge,id=net%d,br=%s", i, n.BridgeDev),111 "-device", fmt.Sprintf("virtio-net-pci,netdev=net%d,mac=%s", i, n.MAC))112 }113 if ec.Video == config.VideoNone {114 qemuArgs = append(qemuArgs, "-nographic")115 } else {116 qemuArgs = append(qemuArgs,117 "-device", "ich9-usb-ehci1,id=usb",118 "-device", "ich9-usb-uhci1,masterbus=usb.0,firstport=0,multifunction=on",119 "-device", "ich9-usb-uhci2,masterbus=usb.0,firstport=2",120 "-device", "ich9-usb-uhci3,masterbus=usb.0,firstport=4",121 "-device", "usb-tablet")122 switch ec.Video {123 case config.VideoQXL:124 qemuArgs = append(qemuArgs,125 "-device", "qxl-vga,vgamem_mb=64,max_outputs=1",126 "-spice", fmt.Sprintf("addr=%s,unix,disable-ticketing,image-compression=off,seamless-migration=on", ec.Display),127 "-chardev", "spicevmc,id=char2,debug=0,name=vdagent",128 "-device", "virtio-serial-pci",129 "-device", "virtserialport,chardev=char2,name=com.redhat.spice.0",130 "-chardev", "spicevmc,id=char3,debug=0,name=usbredir",131 "-device", "usb-redir,chardev=char3",132 "-chardev", "spicevmc,id=char4,debug=0,name=usbredir",133 "-device", "usb-redir,chardev=char4",134 "-chardev", "spicevmc,id=char5,debug=0,name=usbredir",135 "-device", "usb-redir,chardev=char5")136 case config.VideoVGA:137 qemuArgs = append(qemuArgs, "-device", "VGA,vgamem_mb=64")138 case config.VideoVirtIO:139 qemuArgs = append(qemuArgs, "-device", "virtio-gpu-pci")140 }141 }142 switch {143 case bootIndex > 1:144 bootMenu = "on"145 fallthrough146 case bootIndex > 0:147 qemuArgs = append(qemuArgs, "-boot", fmt.Sprintf("order=%s,menu=%s", bootOrder, bootMenu))148 }149 if err := execv(ctx, ec.Progs.Qemu, qemuArgs); err != nil {150 return err151 }152 return nil153}154func createNetwork(en *config.EnrichedNetwork, virsh config.Prog) error {155 if out, err := exec.Command(virsh.Path, "net-dumpxml", en.Name).CombinedOutput(); err != nil {156 if !strings.Contains(string(out), "Network not found") {157 return err158 }159 } else {160 var net netDumpXML161 if err := xml.Unmarshal(out, &net); err != nil {...

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boot.go

Source:boot.go Github

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2import (3 "strings"4 "github.com/mikerourke/queso"5)6// Boot is used to specify options for booting, such as the boot order of drives.7//8// Example 19//10// Try to boot from network first, then from hard disk:11// qemu.New("qemu-system-x86_64").SetOptions(12// qemu.Boot(qemu.WithBootOrder("n", "c")))13//14// Invocation15// qemu-system-x86_64 -boot order=nc16//17// Example 218//19// Boot from CD-ROM first, switch back to default order after reboot:20// qemu.New("qemu-system-x86_64").SetOptions(21// qemu.Boot(qemu.WithBootOnce("d")))22//23// Invocation24// qemu-system-x86_64 -boot once=d25//26// Example 327//28// Boot with a splash picture for 5 seconds:29// qemu.New("qemu-system-x86_64").SetOptions(30// qemu.Boot(31// qemu.IsInteractive(true),32// qemu.WithSplashImage("/root/boot.bmp"),33// qemu.WithSplashTime(5000)))34//35// Invocation36// qemu-system-x86_64 -boot menu=on,splash=/root/boot.bmp,splash-time=500037func Boot(properties ...*BootProperty) *queso.Option {38 if len(properties) == 0 {39 panic("at least one property is specified for Boot")40 }41 props := make([]*queso.Property, 0)42 for _, property := range properties {43 props = append(props, property.Property)44 }45 return queso.NewOption("boot", "", props...)46}47// BootProperty represents a property that can be used with Boot.48type BootProperty struct {49 *queso.Property50}51// NewBootProperty returns a new instance of BootProperty.52func NewBootProperty(key string, value interface{}) *BootProperty {53 return &BootProperty{54 Property: queso.NewProperty(key, value),55 }56}57// WithBootOrder specifies boot order drives as a string of drive letters for Boot.58// Valid drive letters depend on the target architecture.59// The x86 PC uses: a, b (floppy 1 and 2), c (first hard disk), d (first CD-ROM),60// n-p (Etherboot from network adapter 1-4), hard disk boot is the default.61//62// This should not be used together with the WithBootIndex property of devices,63// since the firmware implementations normally do not support both at the same64// time.65func WithBootOrder(drives ...string) *BootProperty {66 order := strings.Join(drives, "")67 return NewBootProperty("order", order)68}69// WithBootOnce specifies Boot drives as a string of drive letters. It applies70// the boot order only on the first startup. See WithBootOrder for more information.71//72// This should not be used together with the WithBootIndex property of devices,73// since the firmware implementations normally do not support both at the same74// time.75func WithBootOnce(drives ...string) *BootProperty {76 order := strings.Join(drives, "")77 return NewBootProperty("once", order)78}79// IsInteractive specifies whether interactive Boot menus/prompts should be80// enabled as far as firmware/BIOS supports them with Boot. The default is81// non-interactive boot.82func IsInteractive(interactive bool) *BootProperty {83 return NewBootProperty("menu", interactive)84}85// WithSplashImage specifies a splash picture that could be passed to BIOS on Boot,86// enabling user to show it as logo, when used with IsInteractive (if87// firmware/BIOS supports them). Currently, Seabios for X86 system supports it.88//89// Limitation: The splash file could be a JPEG file or a BMP file in 24 BPP90// format (true color). The resolution should be supported by the SVGA mode, so91// the recommended is 320x240, 640x480, or 800x640.92func WithSplashImage(file string) *BootProperty {93 return NewBootProperty("splash", file)94}95// WithSplashTime specifies the amount of time to show the image specified with96// the WithSplashImage property (in milliseconds) on Boot.97func WithSplashTime(milliseconds int) *BootProperty {98 return NewBootProperty("splash-time", milliseconds)99}100// WithRebootTimeout causes the guest to pause for the specified timeout (in101// milliseconds) when Boot failed, then reboot. If the timeout is -1, guest will102// not reboot and QEMU passes -1 to BIOS by default. Currently, Seabios for X86103// system supports it.104func WithRebootTimeout(milliseconds int) *BootProperty {105 return NewBootProperty("reboot-timeout", milliseconds)106}107// IsStrictBoot specifies that strict Boot should be used.108func IsStrictBoot(strict bool) *BootProperty {109 return NewBootProperty("strict", strict)110}...

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boot

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1import (2func main() {3 qemu, err := qemu.NewQemu("/usr/bin/qemu-system-x86_64", qemu.Virtio9P)4 if err != nil {5 panic(err)6 }7 err = qemu.Disk(qemu.DiskConfig{8 })9 if err != nil {10 panic(err)11 }12 err = qemu.Net(qemu.NetConfig{13 })14 if err != nil {15 panic(err)16 }17 err = qemu.Filesystem(qemu.FilesystemConfig{18 })19 if err != nil {20 panic(err)21 }22 err = qemu.Kernel("bzImage", "initrd.img")23 if err != nil {24 panic(err)25 }26 err = qemu.Append("console=ttyS0")27 if err != nil {28 panic(err)29 }30 err = qemu.Boot()31 if err != nil {32 panic(err)33 }34 fmt.Println("VM booted")35}36import (37func main() {38 qemu, err := qemu.NewQemu("/usr/bin/qemu-system-x86_64", qemu.Virtio9P)39 if err != nil {40 panic(err)41 }42 err = qemu.Disk(qemu.DiskConfig{43 })44 if err != nil {45 panic(err)46 }47 err = qemu.Net(qemu.NetConfig{48 })49 if err != nil {50 panic(err)51 }

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boot

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1import (2func main() {3 conn, err := qmp.NewSocketConnection("qmp-sock")4 if err != nil {5 panic(err)6 }7 defer conn.Close()8 q, err := qmp.NewQMP(conn)9 if err != nil {10 panic(err)11 }12 defer q.Shutdown()13 err = q.ExecuteQMPCapabilities()14 if err != nil {15 panic(err)16 }17 err = q.ExecuteStop()18 if err != nil {19 panic(err)20 }21 err = q.ExecuteCont()22 if err != nil {23 panic(err)24 }25 err = q.ExecuteSystemPowerdown()26 if err != nil {27 panic(err)28 }29}30[{"name":"command-line","enabled":true},{"name":"qmp","enabled":true},{"name":"qom-list-types","enabled":true},{"name":"qom-get","enabled":true},{"name":"qom-set","enabled":true},{"name":"qom-list-properties","enabled":true},{"name":"qom-list-children","enabled":true},{"name":"qom-list-interfaces","enabled":true},{"name":"qom-exists","enabled":true},{"name":"qom-introspect","enabled":true},{"name":"qom-tree","enabled":true},{"name":"query-qmp-schema","enabled":true},{"name":"query-qmp-schema-description","enabled":true},{"name":"query-qmp-schema-commands","enabled":true},{"name":"query-qmp-schema-events","enabled":true},{"name":"query-qmp-schema-types","enabled":true},{"name":"query-qmp-schema-commands-info","enabled":true},{"name":"query-qmp-schema-events-info","enabled":true},{"name":"query-qmp-schema-types-info","enabled":true},{"name":"query-qmp-schema-arg-type","enabled":true},{"name":"query-qmp-schema-arg-type-list","enabled":true

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boot

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1import (2func main() {3 fmt.Println("vim-go")4 glog.Info("vim-go")5 q, err := qemu.NewQemu("/usr/bin/qemu-system-x86_64", qemu.KVM)6 if err != nil {7 glog.Errorf("Error in creating qemu instance: %v", err)8 }9 q.SetImage("/home/avishnu/test.img")10 q.SetKernel("/home/avishnu/hello-vmlinux.bin")11 q.SetCPU(4)12 q.SetMemory(2048)13 q.SetAppend("console=ttyS0")14 if err := q.Start(); err != nil {15 glog.Errorf("Error in starting qemu instance: %v", err)16 }17}18../github.com/intel/govmm/qemu/qemu.go:72: cannot use q.qmpMonitorCh (type chan *qmp.SocketMonitor) as type chan *qmp.Monitor in argument to qmp.NewQMPLogger19../github.com/intel/govmm/qemu/qemu.go:77: cannot use q.qmpMonitorCh (type chan *qmp.SocketMonitor) as type chan *qmp.Monitor in argument to qmp.NewQMPLogger20../github.com/intel/govmm/qemu/qemu.go:82: cannot use q.qmpMonitorCh (type chan *qmp.SocketMonitor) as type chan *qmp.Monitor in argument to qmp.NewQMPLogger21../github.com/intel/govmm/qemu/qemu.go:87: cannot use q.qmpMonitorCh (type chan *qmp.SocketMonitor) as type chan *qmp.Monitor in argument to qmp.NewQMPLogger22../github.com/intel/govmm/qemu/qemu.go:92: cannot use q.qmpMonitorCh (type chan *

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1import (2func main() {3 q := qemu.NewQemu()4 q.SetPath("/usr/bin/qemu-system-x86_64")5 q.AddKernel("/home/username/linux/arch/x86/boot/bzImage")6 q.AddInitrd("/home/username/linux/arch/x86/boot/initrd.img")7 q.AddAppend("root=/dev/sda1")8 q.AddNographic()9 q.AddHda("/home/username/linux/arch/x86/boot/hda.img")10 q.AddNetNic()11 q.AddNetTap()12 q.AddNetDump()13 q.AddNetUser()14 q.AddM("512")15 q.AddS()16 q.AddSS()17 q.AddEnableKvm()18 q.AddRedir("tcp:2222::22")19 q.AddRedir("udp:1234::1234")20 q.AddRedir("tcp:5555::5555")21 q.AddRedir("udp:5555::5555")22 q.AddRedir("tcp:6666::6666")23 q.AddRedir("udp:6666::6666")24 q.AddRedir("tcp:7777::7777")25 q.AddRedir("udp:7777::7777")26 q.AddRedir("tcp:8888

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1import (2func main() {3 q := qemu.NewQemu()4 q.Boot()5 fmt.Println(q.Output())6}7import (8func main() {9 q := qemu.NewQemu()10 q.Boot()11 fmt.Println(q.Output())12 q.Stop()13 fmt.Println(q.Output())14}15import (16func main() {17 q := qemu.NewQemu()18 q.Boot()19 fmt.Println(q.Output())20 q.Reset()21 fmt.Println(q.Output())22}23import (24func main() {25 q := qemu.NewQemu()26 q.Boot()27 fmt.Println(q.Output())28 q.Shutdown()29 fmt.Println(q.Output())30}31import (32func main() {33 q := qemu.NewQemu()34 q.Boot()35 fmt.Println(q.Output())36 q.Pause()37 fmt.Println(q.Output())38}39import (

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1import (2func main() {3 fmt.Println("Hello World!")4}5import (6type Qemu struct {7}8func (q Qemu) boot(path string) {9 cmd := exec.Command("qemu-system-x86_64", "-hda", path)10 cmd.Run()11}12import (13type Qemu struct {14}15func (q Qemu) boot(path string) {16 cmd := exec.Command("qemu-system-x86_64", "-hda", path)17 cmd.Run()18}19func main() {20 q := Qemu{}21 q.boot(path)22}

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1Traceback (most recent call last):2TestError: TestError: Command 'qemu.boot()' failed (rc=1)3stderr: Traceback (most recent call last):4TestFail: Command 'qemu.boot()' failed (rc=1)5stderr: Traceback (most recent call last):6TestFail: Command 'qemu.boot()' failed (rc=1)7stderr: Traceback (most recent call last):8TestFail: Command 'qemu.boot()' failed (rc=1)9stderr: Traceback (most recent call last):10TestFail: Command 'qemu.boot()' failed (rc=1)11stderr: Traceback (most recent call last):

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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.

LambdaTest Learning Hubs:

YouTube

You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.

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