How to use InitTarget method of linux Package

Best Syzkaller code snippet using linux.InitTarget

init.go

Source:init.go

1// Copyright 2017 syzkaller project authors. All rights reserved.2// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.3package linux4import (5	"runtime"6	"github.com/google/syzkaller/prog"7	"github.com/google/syzkaller/sys/linux/gen"8	"github.com/google/syzkaller/sys/targets"9)10func init() {11	prog.RegisterTarget(gen.Target_amd64, initTarget)12	prog.RegisterTarget(gen.Target_386, initTarget)13	prog.RegisterTarget(gen.Target_arm64, initTarget)14	prog.RegisterTarget(gen.Target_arm, initTarget)15	prog.RegisterTarget(gen.Target_ppc64le, initTarget)16}17func initTarget(target *prog.Target) {18	arch := &arch{19		unix:                      targets.MakeUnixSanitizer(target),20		clockGettimeSyscall:       target.SyscallMap["clock_gettime"],21		SYSLOG_ACTION_CONSOLE_OFF: target.ConstMap["SYSLOG_ACTION_CONSOLE_OFF"],22		SYSLOG_ACTION_CONSOLE_ON:  target.ConstMap["SYSLOG_ACTION_CONSOLE_ON"],23		SYSLOG_ACTION_SIZE_UNREAD: target.ConstMap["SYSLOG_ACTION_SIZE_UNREAD"],24		FIFREEZE:                  target.ConstMap["FIFREEZE"],25		FITHAW:                    target.ConstMap["FITHAW"],26		PTRACE_TRACEME:            target.ConstMap["PTRACE_TRACEME"],27		CLOCK_REALTIME:            target.ConstMap["CLOCK_REALTIME"],28		ARCH_SET_FS:               target.ConstMap["ARCH_SET_FS"],29		ARCH_SET_GS:               target.ConstMap["ARCH_SET_GS"],30		AF_NFC:                    target.ConstMap["AF_NFC"],31		AF_LLC:                    target.ConstMap["AF_LLC"],32		AF_BLUETOOTH:              target.ConstMap["AF_BLUETOOTH"],33	}34	target.MakeMmap = targets.MakePosixMmap(target)35	target.SanitizeCall = arch.sanitizeCall36	target.SpecialTypes = map[string]func(g *prog.Gen, typ prog.Type, old prog.Arg) (37		prog.Arg, []*prog.Call){38		"timespec":           arch.generateTimespec,39		"timeval":            arch.generateTimespec,40		"sockaddr_alg":       arch.generateSockaddrAlg,41		"alg_name":           arch.generateAlgName,42		"alg_aead_name":      arch.generateAlgAeadName,43		"alg_hash_name":      arch.generateAlgHashName,44		"alg_blkcipher_name": arch.generateAlgBlkcipherhName,45		"ipt_replace":        arch.generateIptables,46		"ip6t_replace":       arch.generateIptables,47		"arpt_replace":       arch.generateArptables,48		"ebt_replace":        arch.generateEbtables,49	}50	target.StringDictionary = stringDictionary51	if target.Arch == runtime.GOARCH {52		KCOV_INIT_TRACE = uintptr(target.ConstMap["KCOV_INIT_TRACE"])53		KCOV_ENABLE = uintptr(target.ConstMap["KCOV_ENABLE"])54		KCOV_DISABLE = uintptr(target.ConstMap["KCOV_DISABLE"])55		KCOV_TRACE_CMP = uintptr(target.ConstMap["KCOV_TRACE_CMP"])56	}57}58var (59	// This should not be here, but for now we expose this for syz-fuzzer.60	KCOV_INIT_TRACE uintptr61	KCOV_ENABLE     uintptr62	KCOV_DISABLE    uintptr63	KCOV_TRACE_CMP  uintptr64	// TODO(dvyukov): get rid of this, this must be in descriptions.65	stringDictionary = []string{"user", "keyring", "trusted", "system", "security", "selinux",66		"posix_acl_access", "mime_type", "md5sum", "nodev", "self",67		"bdev", "proc", "cgroup", "cpuset",68		"lo", "eth0", "eth1", "em0", "em1", "wlan0", "wlan1", "ppp0", "ppp1",69		"vboxnet0", "vboxnet1", "vmnet0", "vmnet1", "GPL"}70)71type arch struct {72	unix *targets.UnixSanitizer73	clockGettimeSyscall *prog.Syscall74	SYSLOG_ACTION_CONSOLE_OFF uint6475	SYSLOG_ACTION_CONSOLE_ON  uint6476	SYSLOG_ACTION_SIZE_UNREAD uint6477	FIFREEZE                  uint6478	FITHAW                    uint6479	PTRACE_TRACEME            uint6480	CLOCK_REALTIME            uint6481	ARCH_SET_FS               uint6482	ARCH_SET_GS               uint6483	AF_NFC                    uint6484	AF_LLC                    uint6485	AF_BLUETOOTH              uint6486}87func (arch *arch) sanitizeCall(c *prog.Call) {88	arch.unix.SanitizeCall(c)89	switch c.Meta.CallName {90	case "syslog":91		cmd := c.Args[0].(*prog.ConstArg)92		cmd.Val = uint64(uint32(cmd.Val))93		// These disable console output, but we need it.94		if cmd.Val == arch.SYSLOG_ACTION_CONSOLE_OFF || cmd.Val == arch.SYSLOG_ACTION_CONSOLE_ON {95			cmd.Val = arch.SYSLOG_ACTION_SIZE_UNREAD96		}97	case "ioctl":98		cmd := c.Args[1].(*prog.ConstArg)99		// Freeze kills machine. Though, it is an interesting functions,100		// so we need to test it somehow.101		// TODO: not required if executor drops privileges.102		if uint64(uint32(cmd.Val)) == arch.FIFREEZE {103			cmd.Val = arch.FITHAW104		}105	case "ptrace":106		req := c.Args[0].(*prog.ConstArg)107		// PTRACE_TRACEME leads to unkillable processes, see:108		// https://groups.google.com/forum/#!topic/syzkaller/uGzwvhlCXAw109		if req.Val == arch.PTRACE_TRACEME {110			req.Val = ^uint64(0)111		}112	case "arch_prctl":113		// fs holds address of tls, if a program messes it at least signal114		// handling will break. This also allows a program to do writes115		// at arbitrary addresses, which usually leads to machine outbreak.116		cmd := c.Args[0].(*prog.ConstArg)117		if uint64(uint32(cmd.Val)) == arch.ARCH_SET_FS {118			cmd.Val = arch.ARCH_SET_GS119		}120	case "syz_init_net_socket":121		// Don't let it mess with arbitrary sockets in init namespace.122		family := c.Args[0].(*prog.ConstArg)123		switch uint64(uint32(family.Val)) {124		case arch.AF_NFC, arch.AF_LLC, arch.AF_BLUETOOTH:125		default:126			family.Val = ^uint64(0)127		}128	}129	switch c.Meta.Name {130	case "setsockopt$EBT_SO_SET_ENTRIES":131		arch.sanitizeEbtables(c)132	}133}134func (arch *arch) generateTimespec(g *prog.Gen, typ0 prog.Type, old prog.Arg) (arg prog.Arg, calls []*prog.Call) {135	typ := typ0.(*prog.StructType)136	// We need to generate timespec/timeval that are either137	// (1) definitely in the past, or138	// (2) definitely in unreachable fututre, or139	// (3) few ms ahead of now.140	// Note: timespec/timeval can be absolute or relative to now.141	// Note: executor has blocking syscall timeout of 20ms,142	// so we generate both 10ms and 30ms.143	usec := typ.Name() == "timeval"144	switch {145	case g.NOutOf(1, 4):146		// Now for relative, past for absolute.147		arg = prog.MakeGroupArg(typ, []prog.Arg{148			prog.MakeResultArg(typ.Fields[0], nil, 0),149			prog.MakeResultArg(typ.Fields[1], nil, 0),150		})151	case g.NOutOf(1, 3):152		// Few ms ahead for relative, past for absolute153		nsec := uint64(10 * 1e6)154		if g.NOutOf(1, 2) {155			nsec = 30 * 1e6156		}157		if usec {158			nsec /= 1e3159		}160		arg = prog.MakeGroupArg(typ, []prog.Arg{161			prog.MakeResultArg(typ.Fields[0], nil, 0),162			prog.MakeResultArg(typ.Fields[1], nil, nsec),163		})164	case g.NOutOf(1, 2):165		// Unreachable fututre for both relative and absolute166		arg = prog.MakeGroupArg(typ, []prog.Arg{167			prog.MakeResultArg(typ.Fields[0], nil, 2e9),168			prog.MakeResultArg(typ.Fields[1], nil, 0),169		})170	default:171		// Few ms ahead for absolute.172		meta := arch.clockGettimeSyscall173		ptrArgType := meta.Args[1].(*prog.PtrType)174		argType := ptrArgType.Type.(*prog.StructType)175		tp := prog.MakeGroupArg(argType, []prog.Arg{176			prog.MakeResultArg(argType.Fields[0], nil, 0),177			prog.MakeResultArg(argType.Fields[1], nil, 0),178		})179		var tpaddr prog.Arg180		tpaddr, calls = g.Alloc(ptrArgType, tp)181		gettime := &prog.Call{182			Meta: meta,183			Args: []prog.Arg{184				prog.MakeConstArg(meta.Args[0], arch.CLOCK_REALTIME),185				tpaddr,186			},187			Ret: prog.MakeReturnArg(meta.Ret),188		}189		calls = append(calls, gettime)190		sec := prog.MakeResultArg(typ.Fields[0], tp.Inner[0].(*prog.ResultArg), 0)191		nsec := prog.MakeResultArg(typ.Fields[1], tp.Inner[1].(*prog.ResultArg), 0)192		msec := uint64(10)193		if g.NOutOf(1, 2) {194			msec = 30195		}196		if usec {197			nsec.OpDiv = 1e3198			nsec.OpAdd = msec * 1e3199		} else {200			nsec.OpAdd = msec * 1e6201		}202		arg = prog.MakeGroupArg(typ, []prog.Arg{sec, nsec})203	}204	return205}...

InitTarget

Using AI Code Generation

1import (2func main() {3	l.InitTarget()4	fmt.Println(l.Target)5}6import (7type Linux struct {8}9func (l *Linux) InitTarget() {10	fmt.Println("Enter target")11	fmt.Scanln(&l.Target)12}13import (14func TestInitTarget(t *testing.T) {15	l.InitTarget()16	if l.Target == "" {17		t.Error("InitTarget() failed")18	}19}

InitTarget

Using AI Code Generation

1import (2func main() {3        target := golssh.InitTarget(golenv.Vars("USER"), golenv.Vars("HOST"))4        fmt.Println(target)5        fmt.Println(target.User, target.Host, target.Port, target.Password, target.PrivateKey)6}7import (8func main() {9        target := golssh.InitTarget(golenv.Vars("USER"), golenv.Vars("HOST"), golenv.Vars("PORT"))10        fmt.Println(target)11        fmt.Println(target.User, target.Host, target.Port, target.Password, target.PrivateKey)12}13import (14func main() {15        target := golssh.InitTarget(golenv.Vars("USER"), golenv.Vars("HOST"), golenv.Vars("PORT"), golenv.Vars("PASSWORD"))16        fmt.Println(target)17        fmt.Println(target.User, target.Host, target.Port, target.Password, target.PrivateKey)18}19import (20func main() {21        target := golssh.InitTarget(golenv.Vars("USER"), golenv.Vars("HOST"), golenv.Vars("PORT"), golenv.Vars("PASSWORD"), golenv.Vars("PRIVATEKEY"))22        fmt.Println(target)23        fmt.Println(target.User, target.Host, target.Port, target.Password, target.PrivateKey)24}25import (

InitTarget

Using AI Code Generation

1import (2func main() {3bus := gobus.NewBus()4linux := linux.NewLinux(bus)5linux.InitTarget()6}7import (8func main() {9bus := gobus.NewBus()10linux := linux.NewLinux(bus)11linux.InitTarget()12}13import (14func main() {15bus := gobus.NewBus()16linux := linux.NewLinux(bus)17linux.InitTarget()18}19import (20func main() {21bus := gobus.NewBus()22linux := linux.NewLinux(bus)23linux.InitTarget()24}25import (26func main() {27bus := gobus.NewBus()28linux := linux.NewLinux(bus)29linux.InitTarget()30}31import (32func main() {33bus := gobus.NewBus()34linux := linux.NewLinux(bus)35linux.InitTarget()36}37import (38func main() {39bus := gobus.NewBus()40linux := linux.NewLinux(bus)41linux.InitTarget()42}43import (44func main() {45bus := gobus.NewBus()

InitTarget

Using AI Code Generation

1import (2func main() {3    obj.InitTarget("test")4    fmt.Println(obj.Target)5}6import (7func main() {8    obj.InitTarget("test")9    fmt.Println(obj.Target)10}11import (12func main() {13    obj.InitTarget("test")14    fmt.Println(obj.Target)15}16import (17func main() {18    obj.InitTarget("test")19    fmt.Println(obj.Target)20}21import (22func main() {23    obj.InitTarget("test")24    fmt.Println(obj.Target)25}26import (27func main() {28    obj.InitTarget("test")29    fmt.Println(obj.Target)30}31import (32func main() {33    obj.InitTarget("test")34    fmt.Println(obj.Target)35}36import (

InitTarget

Using AI Code Generation

1import (2func main() {3	l.InitTarget("Ubuntu")4	fmt.Println(l.name)5}6import (7func main() {8	l.InstallPackage("Ubuntu", "vim")9}10import (11func main() {12	l.RemovePackage("Ubuntu", "vim")13}14import (15func main() {16	l.UpdatePackage("Ubuntu", "vim")17}18import (19func main() {20	l.ListPackage("Ubuntu")21}22import (23func main() {24	l.SearchPackage("Ubuntu", "vim")25}26import (27func main() {28	w.InstallPackage("Windows", "vim")29}30import (31func main() {32	w.RemovePackage("Windows", "vim")33}

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