package testutils import "github.com/securego/gosec/v2" var ( // SampleCodeG104 finds errors that aren't being handled SampleCodeG104 = []CodeSample{ {[]string{` package main import "fmt" func test() (int,error) { return 0, nil } func main() { v, _ := test() fmt.Println(v) } `}, 0, gosec.NewConfig()}, {[]string{` package main import ( "io/ioutil" "os" "fmt" ) func a() error { return fmt.Errorf("This is an error") } func b() { fmt.Println("b") ioutil.WriteFile("foo.txt", []byte("bar"), os.ModeExclusive) } func c() string { return fmt.Sprintf("This isn't anything") } func main() { _ = a() a() b() c() } `}, 2, gosec.NewConfig()}, {[]string{` package main import "fmt" func test() error { return nil } func main() { e := test() fmt.Println(e) } `}, 0, gosec.NewConfig()}, {[]string{` // +build go1.10 package main import "strings" func main() { var buf strings.Builder _, err := buf.WriteString("test string") if err != nil { panic(err) } }`, ` package main func dummy(){} `}, 0, gosec.NewConfig()}, {[]string{` package main import ( "bytes" ) type a struct { buf *bytes.Buffer } func main() { a := &a{ buf: new(bytes.Buffer), } a.buf.Write([]byte{0}) } `}, 0, gosec.NewConfig()}, {[]string{` package main import ( "io/ioutil" "os" "fmt" ) func a() { fmt.Println("a") ioutil.WriteFile("foo.txt", []byte("bar"), os.ModeExclusive) } func main() { a() } `}, 0, gosec.Config{"G104": map[string]interface{}{"ioutil": []interface{}{"WriteFile"}}}}, {[]string{` package main import ( "bytes" "fmt" "io" "os" "strings" ) func createBuffer() *bytes.Buffer { return new(bytes.Buffer) } func main() { new(bytes.Buffer).WriteString("*bytes.Buffer") fmt.Fprintln(os.Stderr, "fmt") new(strings.Builder).WriteString("*strings.Builder") _, pw := io.Pipe() pw.CloseWithError(io.EOF) createBuffer().WriteString("*bytes.Buffer") b := createBuffer() b.WriteString("*bytes.Buffer") } `}, 0, gosec.NewConfig()}, } // it shouldn't return any errors because all method calls are whitelisted by default // SampleCodeG104Audit finds errors that aren't being handled in audit mode SampleCodeG104Audit = []CodeSample{ {[]string{` package main import "fmt" func test() (int,error) { return 0, nil } func main() { v, _ := test() fmt.Println(v) } `}, 1, gosec.Config{gosec.Globals: map[gosec.GlobalOption]string{gosec.Audit: "enabled"}}}, {[]string{` package main import ( "io/ioutil" "os" "fmt" ) func a() error { return fmt.Errorf("This is an error") } func b() { fmt.Println("b") ioutil.WriteFile("foo.txt", []byte("bar"), os.ModeExclusive) } func c() string { return fmt.Sprintf("This isn't anything") } func main() { _ = a() a() b() c() } `}, 3, gosec.Config{gosec.Globals: map[gosec.GlobalOption]string{gosec.Audit: "enabled"}}}, {[]string{` package main import "fmt" func test() error { return nil } func main() { e := test() fmt.Println(e) } `}, 0, gosec.Config{gosec.Globals: map[gosec.GlobalOption]string{gosec.Audit: "enabled"}}}, {[]string{` // +build go1.10 package main import "strings" func main() { var buf strings.Builder _, err := buf.WriteString("test string") if err != nil { panic(err) } } `, ` package main func dummy(){} `}, 0, gosec.Config{gosec.Globals: map[gosec.GlobalOption]string{gosec.Audit: "enabled"}}}, } )