Exemple #1
0
func main() {
	flag.Parse()
	corpus := readCorpus()
	flags := ipc.FlagThreaded
	if *flagDebug {
		flags |= ipc.FlagDebug
	}
	env, err := ipc.MakeEnv(*flagExecutor, 4*time.Second, flags)
	if err != nil {
		failf("failed to create execution environment: %v", err)
	}
	rs := rand.NewSource(time.Now().UnixNano())
	rnd := rand.New(rs)
	for i := 0; ; i++ {
		var p *prog.Prog
		if len(corpus) == 0 || i%10 != 0 {
			p = prog.Generate(rs, 50, nil)
			execute(env, p)
			p.Mutate(rs, 50, nil)
			execute(env, p)
		} else {
			p = corpus[rnd.Intn(len(corpus))].Clone()
			p.Mutate(rs, 50, nil)
			execute(env, p)
		}
	}
}
Exemple #2
0
func main() {
	flag.Parse()
	corpus := readCorpus()
	var flags uint64
	if *flagThreaded {
		flags |= ipc.FlagThreaded
	}
	if *flagCollide {
		flags |= ipc.FlagCollide
	}
	if *flagNobody {
		flags |= ipc.FlagDropPrivs
	}
	if *flagDebug {
		flags |= ipc.FlagDebug
	}

	for p := 0; p < *flagProcs; p++ {
		go func() {
			env, err := ipc.MakeEnv(*flagExecutor, 10*time.Second, flags)
			if err != nil {
				failf("failed to create execution environment: %v", err)
			}
			rs := rand.NewSource(time.Now().UnixNano())
			rnd := rand.New(rs)
			for i := 0; ; i++ {
				var p *prog.Prog
				if len(corpus) == 0 || i%10 != 0 {
					p = prog.Generate(rs, 50, nil)
					execute(env, p)
					p.Mutate(rs, 50, nil)
					execute(env, p)
				} else {
					p = corpus[rnd.Intn(len(corpus))].Clone()
					p.Mutate(rs, 50, nil)
					execute(env, p)
				}
			}
		}()
	}
	select {}
}
Exemple #3
0
func main() {
	flag.Parse()
	corpus := readCorpus()
	log.Printf("parsed %v programs", len(corpus))

	calls := buildCallList()
	prios := prog.CalculatePriorities(corpus)
	ct := prog.BuildChoiceTable(prios, calls)

	var flags uint64
	if *flagThreaded {
		flags |= ipc.FlagThreaded
	}
	if *flagCollide {
		flags |= ipc.FlagCollide
	}
	if *flagNobody {
		flags |= ipc.FlagDropPrivs
	}
	if *flagDebug {
		flags |= ipc.FlagDebug
	}
	if *flagNoPgid {
		flags |= ipc.FlagNoSetpgid
	}

	gate = ipc.NewGate(2 * *flagProcs)
	for pid := 0; pid < *flagProcs; pid++ {
		pid := pid
		go func() {
			env, err := ipc.MakeEnv(*flagExecutor, *flagTimeout, flags)
			if err != nil {
				failf("failed to create execution environment: %v", err)
			}
			rs := rand.NewSource(time.Now().UnixNano() + int64(pid)*1e12)
			rnd := rand.New(rs)
			for i := 0; ; i++ {
				var p *prog.Prog
				if len(corpus) == 0 || i%4 != 0 {
					p = prog.Generate(rs, programLength, ct)
					execute(pid, env, p)
					p.Mutate(rs, programLength, ct)
					execute(pid, env, p)
				} else {
					p = corpus[rnd.Intn(len(corpus))].Clone()
					p.Mutate(rs, programLength, ct)
					execute(pid, env, p)
					p.Mutate(rs, programLength, ct)
					execute(pid, env, p)
				}
			}
		}()
	}
	for range time.NewTicker(5 * time.Second).C {
		log.Printf("executed %v programs", atomic.LoadUint64(&statExec))
	}
}
Exemple #4
0
func main() {
	flag.Parse()
	corpus := readCorpus()
	Logf(0, "parsed %v programs", len(corpus))

	calls := buildCallList()
	prios := prog.CalculatePriorities(corpus)
	ct := prog.BuildChoiceTable(prios, calls)

	flags, timeout, err := ipc.DefaultFlags()
	if err != nil {
		Fatalf("%v", err)
	}
	gate = ipc.NewGate(2**flagProcs, nil)
	for pid := 0; pid < *flagProcs; pid++ {
		pid := pid
		go func() {
			env, err := ipc.MakeEnv(*flagExecutor, timeout, flags, pid)
			if err != nil {
				Fatalf("failed to create execution environment: %v", err)
			}
			rs := rand.NewSource(time.Now().UnixNano() + int64(pid)*1e12)
			rnd := rand.New(rs)
			for i := 0; ; i++ {
				var p *prog.Prog
				if len(corpus) == 0 || i%4 != 0 {
					p = prog.Generate(rs, programLength, ct)
					execute(pid, env, p)
					p.Mutate(rs, programLength, ct, corpus)
					execute(pid, env, p)
				} else {
					p = corpus[rnd.Intn(len(corpus))].Clone()
					p.Mutate(rs, programLength, ct, corpus)
					execute(pid, env, p)
					p.Mutate(rs, programLength, ct, corpus)
					execute(pid, env, p)
				}
			}
		}()
	}
	for range time.NewTicker(5 * time.Second).C {
		Logf(0, "executed %v programs", atomic.LoadUint64(&statExec))
	}
}