How to use randString method of prog Package

Best Syzkaller code snippet using prog.randString

v40_client.go

Source:v40_client.go

1package v40tests2import (3	. "github.com/avekceeb/nfsverificator/tests"4	. "github.com/avekceeb/nfsverificator/v40"5	. "github.com/avekceeb/nfsverificator/common"6	"github.com/avekceeb/nfsverificator/rpc"7	"github.com/avekceeb/nfsverificator/xdr"8	"strings"9	"math/rand"10	"errors"11	"fmt"12)13const (14	Nfs4ClientError = 1009915)16var (17	opsIncSeq     []uint3218	anonStateId   Stateid419	bypassStateId Stateid420	timeOnce      Nfstime421	fattrSize     Fattr422	fattrMTime    Fattr423	Assert40      Assertion24)25//func gobEncode(e interface{}) ([]byte) {26//	var buf bytes.Buffer27//	enc := gob.NewEncoder(&buf)28//	err := enc.Encode(e)29//	if nil != err {30//		panic(err.Error())31//	}32//	return buf.Bytes()33//}34func init() {35	Assert40 = Assertion{ErrorName:ErrorNameNfs40}36	opsIncSeq = []uint32{OP_CLOSE, OP_LOCK, OP_LOCKU, OP_OPEN, OP_OPEN_CONFIRM}37	bypassStateId.Seqid = NFS4_UINT32_MAX38	for i:= range bypassStateId.Other {39		bypassStateId.Other[i] = 0xff40	}41	timeOnce.Seconds = 154005711042	timeOnce.Nseconds = 85874070043	fattrSize.Attrmask = GetBitmap(FATTR4_SIZE)44	fattrSize.AttrVals = []byte{0,0,0,0,0,0,0,128}45	fattrMTime.Attrmask = GetBitmap(FATTR4_TIME_MODIFY)46	fattrMTime.AttrVals = []byte{0,0,0,0,0x5b,0xcb,0x68,0x16/*sec*/,47								0x33,0x2c,0x57,0xdc/*nsec*/}48}49type NFSv40Client struct {50	*Nfs4Client51	Verifier       Verifier452}53type ArgArrayT struct {54	Args []NfsArgop455}56type CompoundMessage struct {57	Head rpc.Header58	Args COMPOUND4args59}60func opsNames(args ...NfsArgop4) string {61	s := []string{}62	for i := range args {63		s = append(s, OpNameNfs40(args[i].Argop))64	}65	return strings.Join(s, "|")66}67func DefaultClient40() (*NFSv40Client) {68	return NewNFSv40Client(Config.Server, Config.Port,69		RandString(8) + ".fake.net", 0, 0, RandString(8), Config.Trace)70}71func NewNFSv40Client(srvHost string, srvPort int,72	authHost string, uid uint32, gid uint32, cid string, trace bool) (*NFSv40Client) {73	r := rand.Uint64()74	client := NFSv40Client{NewNfs4Client(75		srvHost, srvPort, authHost, uid, gid, cid, trace), Verifier4{76			byte(r&0xff), byte((r&0xff00)>>8),77			byte((r&0xff0000)>>16), byte((r&0xff000000)>>24),78			byte((r&0xff000000)>>32), byte((r&0xff0000000000)>>40),79			byte((r&0xff000000000000)>>48), byte((r&0xff00000000000000)>>56),80	}}81	return &client82}83func (cli *NFSv40Client) Close() {84	cli.RpcClient.Close()85}86// all these functions are not so minor version specific87// and could be moved to common v4 client88// if only I find a way to properly wrap NfsArgop489func (cli *NFSv40Client) Compound(args ...NfsArgop4) (reply COMPOUND4res, err error) {90	fmt.Println()91	fmt.Println(opsNames(args...))92	cli.Trace(args)93	res, err := cli.RpcClient.Call(CompoundMessage{94		Head: rpc.Header{95			Rpcvers: 2,96			Prog:    NFS4_PROGRAM,97			Vers:    NFS_V4,98			Proc:    NFSPROC4_COMPOUND,99			Cred:    cli.Auth,100			Verf:    rpc.AuthNull,101		},102		Args: COMPOUND4args{103			Tag: "",104			Minorversion: 0,105			Argarray: args,106		},107	})108	if nil != err {109		return COMPOUND4res{Status:Nfs4ClientError}, err110	}111	if nil == res {112		return COMPOUND4res{Status:Nfs4ClientError}, errors.New("Reply is nil")113	}114	/*115	RFC 7530 9.1.7.  Sequencing of Lock Requests116	The client MUST advance the sequence number for the117	CLOSE, LOCK, LOCKU, OPEN, OPEN_CONFIRM, and OPEN_DOWNGRADE operations.118	This is true even in the event that the previous operation that used the119	sequence number received an error.  The only exception to this rule120	is if the previous operation received one of the following errors:121	NFS4ERR_STALE_CLIENTID, NFS4ERR_STALE_STATEID, NFS4ERR_BAD_STATEID,122	NFS4ERR_BAD_SEQID, NFS4ERR_BADXDR, NFS4ERR_RESOURCE,123	NFS4ERR_NOFILEHANDLE, or NFS4ERR_MOVED.124	*/125	if len(args) > 0 {126		for _, a := range args {127			if InSliceUint32(uint32(a.Argop), opsIncSeq) {128				// TODO: check result129				cli.Seq++130			}131		}132	}133	cli.SentNum++134	// Parse reply at last135	err = xdr.Read(res, &reply)136	cli.RecvNum++137	cli.Trace(reply)138	if nil != err {139		fmt.Printf("%s", err.Error())140		return COMPOUND4res{Status:Nfs4ClientError}, err141	}142	if nil != err {143		fmt.Printf("%s", err.Error())144		return COMPOUND4res{Status:Nfs4ClientError}, err145	}146	return reply, nil147}148func (t *NFSv40Client) Pass(args ...NfsArgop4) ([]NfsResop4) {149	reply, err := t.Compound(args...)150	Assert40.AssertNoErr(err)151	Assert40.AssertNfsOK(reply.Status)152	return reply.Resarray153}154func (t *NFSv40Client) Fail(stat int32, args ...NfsArgop4) ([]NfsResop4) {155	res, err := t.Compound(args...)156	Assert40.AssertNoErr(err)157	Assert40.AssertStatus(res.Status, stat)158	return res.Resarray159}160func (t *NFSv40Client) FailOneOf(listOfErr []int32, args ...NfsArgop4) ([]NfsResop4) {161	res, err := t.Compound(args...)162	Assert40.AssertNoErr(err)163	Assert40.AssertStatusOneOf(res.Status, listOfErr)164	return res.Resarray165}166/////// these are minor version (v4.0) specific /////////////////////////////167func (c *NFSv40Client) SetAndConfirmClientId() {168	r := c.Pass(Setclientid(c.GetClientID(), c.GetCallBack(), 1))169	c.ClientId = r[0].Opsetclientid.Resok4.Clientid170	c.Verifier = r[0].Opsetclientid.Resok4.SetclientidConfirm171	c.Pass(SetclientidConfirm(c.ClientId, c.Verifier))172}173func (cli *NFSv40Client) GetClientID() (NfsClientID4) {174	// TODO: ???175	return NfsClientID4{176		Verifier: cli.Verifier,177		ID: cli.Id}178}179func (cli *NFSv40Client) GetCallBack() (CbClient4) {180	// TODO: real client, calculate address181	return CbClient4{182		CbProgram:0x40000000,183		CbLocation: Clientaddr4{RNetid:"tcp", RAddr:"127.0.0.1.139.249"}}184}185func (t *NFSv40Client) GetRootFH() (NfsFh4) {186	ret := t.Pass(Putrootfh(), Getfh())187	return ret[1].Opgetfh.Resok4.Object188}189func (t *NFSv40Client) GetExportFH(export string) (fh NfsFh4) {190	fh = t.GetRootFH()191	for _, k := range strings.Split(export, "/") {192		if "" == k {193			continue194		}195		ret := t.Pass(Putfh(fh), Lookup(k), Getfh())196		fh = ret[2].Opgetfh.Resok4.Object197	}198	return fh199}200func (t *NFSv40Client) GetFHType(fh NfsFh4) ([]byte) {201    ret := t.Pass(Putfh(fh), Getattr([]uint32{FATTR4_FH_EXPIRE_TYPE}))202    return ret[1].Opgetattr.Resok4.ObjAttributes.AttrVals203}204func (t *NFSv40Client) CreateArgs() (NfsArgop4) {205	return Create(Createtype4{Type:NF4DIR},206				RandString(12),207				Fattr4{Attrmask:GetBitmap(FATTR4_MODE),208					AttrVals: GetPermAttrList(0777)})209}210func (cli *NFSv40Client) GetSomeAttr() {211	l := cli.Pass(212		Putrootfh(),213		Getfh(),214		Getattr(MakeGetAttrFlags(FATTR4_LEASE_TIME)))215	cli.LeaseTime = BytesToUint32(LastRes(&l).Opgetattr.Resok4.ObjAttributes.AttrVals)216}217func (t *NFSv40Client) OpenArgs() (NfsArgop4) {218	return Open(t.Seq,219		OPEN4_SHARE_ACCESS_WRITE,220		OPEN4_SHARE_DENY_NONE,221		OpenOwner4{222			Clientid: t.ClientId,223			Owner: t.Id},224		Openflag4{225			Opentype:OPEN4_CREATE,226			How: Createhow4{227				Mode: UNCHECKED4,228				CreateattrsUnchecked: Fattr4{229					Attrmask: GetBitmap(FATTR4_MODE),230					AttrVals: GetPermAttrList(0644)},231			},232		},233		OpenClaim4{Claim:CLAIM_NULL, File: RandString(8)})234}235func (t *NFSv40Client) OpenNoCreateArgs() NfsArgop4 {236	return Open(t.Seq,237			OPEN4_SHARE_ACCESS_READ,238			OPEN4_SHARE_DENY_NONE,239			OpenOwner4{240				Clientid: t.ClientId,241				Owner: t.Id},242			Openflag4{Opentype: OPEN4_NOCREATE},243			OpenClaim4{Claim:CLAIM_NULL, File: RandString(12)})244}245func (t *NFSv40Client) LockArgs(stateId Stateid4) NfsArgop4 {246		return Lock(247				WRITE_LT,248				false, /*reclaim*/249				0, /*offset*/250				NFS4_UINT64_MAX, /*length = whole file*/251				Locker4{252					NewLockOwner:1,253					OpenOwner: OpenToLockOwner4{254						OpenSeqid: t.Seq,255						OpenStateid: stateId,256						LockSeqid: 0,257						LockOwner:LockOwner4{258							Clientid: t.ClientId,259							Owner: t.Id}}})260}261func (t *NFSv40Client) LocktArgs(owner string) (NfsArgop4) {262	return Lockt(263		WRITE_LT, 0, NFS4_UINT64_MAX, LockOwner4{264			Clientid: t.ClientId, Owner: owner})265}266func (t *NFSv40Client) LockuArgs(sid Stateid4) (NfsArgop4) {267	return Locku(WRITE_LT, t.Seq, sid, 0, NFS4_UINT64_MAX)268}269////// macro commands ////////////////////////////////////270// Note: supposing r = PUTFH;OPEN;GETFH271func (c *NFSv40Client) OpenConfirmMacro(r *([]NfsResop4)) (Stateid4) {272	fh := GrabFh(r)273	stateId := (*r)[1].Opopen.Resok4.Stateid274	if CheckFlag((*r)[1].Opopen.Resok4.Rflags,275		OPEN4_RESULT_CONFIRM) {276		rc := c.Pass(Putfh(fh), OpenConfirm(stateId, c.Seq))277		stateId = rc[1].OpopenConfirm.Resok4.OpenStateid278	}279	return stateId280}...

main.go

Source:main.go

...47	defer rows.Close()48	var documents [] FileUtils.Document49	for rows.Next() {50		document := FileUtils.Document{}51		document.Content = randString(document.Size)52		err = rows.Scan(&document.Path, &document.Size, &document.Title)53		checkErr(err)54		documents = append(documents, document)55		fmt.Println("Generating File: ", document.Title)56		FileUtils.CreateFauxFile(&document)57		fmt.Println("document size ", document.Size)58		FileUtils.WriteToFile(document.Path, randString(document.Size))59	}60	return nil61}62func parseFlags(progName string, args []string) (*Config, string, error ){63	flags := flag.NewFlagSet(progName, flag.ContinueOnError)64	var buf bytes.Buffer65	flags.SetOutput(&buf)66	var conf Config67	flags.StringVar(&conf.server, "server", "", "name of server where database is located")68	flags.StringVar( &conf.user,"u", "", "user id to sign in to database server")69	flags.StringVar(&conf.password,"pass", "", "password for sign in to db server")70	flags.StringVar(&conf.databaseName,"db", "", "name of database to be queried")71	err := flags.Parse(args)72	fmt.Println(conf)73	if err != nil {74		return nil, buf.String(), err75	}76	return &conf, buf.String(), nil77}78func validateFlags(flags Config) error{79	const serverError = "A database server name must be included. Use -server= to pass the parameter"80	const userError = "A user must be passed for connection to the database. Use -user="81	const passwordError = "No password was passed. To continue make sure to pass a password for the database connection. Use -pass="82	const dbNameError = "Name of database to be used must be included. Use -db=."83	if flags.server == "" {84		log.Print(serverError)85		return errors.New(serverError)86	}87	if flags.user == "" {88		log.Print(userError)89		return errors.New(userError)90	}91	if flags.password == "" {92		log.Print(passwordError)93		return errors.New(passwordError)94	}95	if flags.databaseName == ""{96		log.Print(dbNameError)97		return errors.New(dbNameError)98	}99	return nil100}101func checkErr(err error) {102	if err != nil {103		log.Fatal(err)104	}105}106func randomInt(min, max int) int {107	rand.Seed(time.Now().UnixNano())108	return min + rand.Intn(max-min)109}110func randString (len int) string{111	bytes := make([]byte, len)112	for i :=0; i < len; i++ {113		bytes[i] = byte(randomInt(65, 90))114	}115	return string(bytes)116}...

buffer.go

Source:buffer.go

...10func init() {11	rand.Seed(time.Now().UnixNano())12}13var letterRunes = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")14func randString(n int) string {15	b := make([]rune, n)16	for i := range b {17		b[i] = letterRunes[rand.Intn(len(letterRunes))]18	}19	return string(b)20}21// buffer displays the progress bar that is shown when a song is read22// into the play queue23type buffer struct {24	width    int25	coords   coords26	progress chan schema.Progress27	result   chan schema.Result28	text     string...

randString

Using AI Code Generation

1import (2func main() {3    fmt.Println(prog.RandString(10))4}5import (6var letterRunes = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")7func RandString(n int) string {8    b := make([]rune, n)9    for i := range b {10        b[i] = letterRunes[rand.Intn(len(letterRunes))]11    }12    return string(b)13}14func init() {15    rand.Seed(time.Now().UnixNano())16}17import (18func main() {19    fmt.Println(prog.RandString(10))20}21import (22var letterRunes = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")23func RandString(n int) string {24    b := make([]rune, n)25    for i := range b {26        b[i] = letterRunes[rand.Intn(len(letterRunes))]27    }28    return string(b)29}30func init() {31    rand.Seed(time.Now().UnixNano())32}

randString

Using AI Code Generation

1import (2func main() {3	fmt.Println(prog.RandString(10))4}5import (6func RandString(n int) string {7	var letters = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")8	rand.Seed(time.Now().UnixNano())9	b := make([]rune, n)10	for i := range b {11		b[i] = letters[rand.Intn(len(letters))]12	}13	return string(b)14}

randString

Using AI Code Generation

1import (2func main() {3	prog := new(Prog)4	prog.randString()5}6import (7func main() {8	prog := new(Prog)9	prog.randString()10}11import (12func main() {13	prog := new(Prog)14	prog.randString()15}16import (17func main() {18	prog := new(Prog)19	prog.randString()20}21import (22func main() {23	prog := new(Prog)24	prog.randString()25}26import (27func main() {28	prog := new(Prog)29	prog.randString()30}31import (32func main() {33	prog := new(Prog)34	prog.randString()35}36import (37func main() {38	prog := new(Prog)39	prog.randString()40}41import (42func main() {43	prog := new(Prog)44	prog.randString()45}46import (47func main() {48	prog := new(Prog)49	prog.randString()50}

randString

Using AI Code Generation

1import (2func main() {3	p := new(prog)4	fmt.Println(p.randString(10))5}6import (7type prog struct {8}9func (p prog) randString(length int) string {10	var letters = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789")11	b := make([]rune, length)12	rand.Seed(time.Now().UnixNano())13	for i := range b {14		b[i] = letters[rand.Intn(len(letters))]15	}16	return string(b)17}18import (19type Circle struct {20}21func (c Circle) area() float64 {22}23func main() {24	circle := Circle{radius: 5}25	fmt.Println("Area of Circle(c) =", circle.area())26}27import (

randString

Using AI Code Generation

1import (2func main() {3    fmt.Println(prog.RandString(5))4}5import (6func main() {7    fmt.Println(prog.RandString(5))8}9import (10func main() {11    fmt.Println(prog.RandString(5))12}13import (14func main() {15    fmt.Println(program.RandString(5))16}17import (18func main() {19    fmt.Println(prog.RandString(5))20}21import (22func main() {23    fmt.Println(prog.RandString(5))24}25import (26func main() {27    fmt.Println(program.RandString(5))28}29import (30func main() {31    fmt.Println(prog.RandString(5))32}33import (34func main() {35    fmt.Println(prog.RandString(5))36}37import (38func main() {39    fmt.Println(program.RandString(

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.