1019 lines
28 KiB
Go
1019 lines
28 KiB
Go
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// Copyright 2015 Marc-Antoine Ruel. All rights reserved.
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// Use of this source code is governed under the Apache License, Version 2.0
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// that can be found in the LICENSE file.
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package stack
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import (
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"bufio"
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"bytes"
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"errors"
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"io"
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"io/ioutil"
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"os"
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"path/filepath"
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"strings"
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"testing"
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"github.com/maruel/ut"
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)
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var goroot = goroots[0]
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const crash = `panic: oh no!
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goroutine 1 [running]:
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panic(0x0, 0x0)
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/home/user/src/golang/src/runtime/panic.go:464 +0x3e6
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main.crash2(0x7fe50b49d028, 0xc82000a1e0)
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/home/user/src/foo.go:45 +0x23
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main.main()
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/home/user/src/foo.go:50 +0xa6
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`
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func Example() {
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in := bytes.NewBufferString(crash)
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goroutines, err := ParseDump(in, os.Stdout)
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if err != nil {
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return
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}
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// Optional: Check for GOTRACEBACK being set, in particular if there is only
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// one goroutine returned.
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// Use a color palette based on ANSI code.
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p := &Palette{}
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buckets := SortBuckets(Bucketize(goroutines, AnyValue))
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srcLen, pkgLen := CalcLengths(buckets, false)
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for _, bucket := range buckets {
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io.WriteString(os.Stdout, p.BucketHeader(&bucket, false, len(buckets) > 1))
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io.WriteString(os.Stdout, p.StackLines(&bucket.Signature, srcLen, pkgLen, false))
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}
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// Output:
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// panic: oh no!
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//
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// 1: running
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// panic.go:464 panic(0, 0)
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// main foo.go:45 crash2(0x7fe50b49d028, 0xc82000a1e0)
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// main foo.go:50 main()
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}
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func TestParseDump1(t *testing.T) {
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// One call from main, one from stdlib, one from third party.
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// Create a long first line that will be ignored. It is to guard against
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// https://github.com/maruel/panicparse/issues/17.
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long := strings.Repeat("a", bufio.MaxScanTokenSize+1)
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data := []string{
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long,
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"panic: reflect.Set: value of type",
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"",
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"goroutine 1 [running]:",
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"github.com/cockroachdb/cockroach/storage/engine._Cfunc_DBIterSeek()",
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" ??:0 +0x6d",
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"gopkg.in/yaml%2ev2.handleErr(0xc208033b20)",
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" /gopath/src/gopkg.in/yaml.v2/yaml.go:153 +0xc6",
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"reflect.Value.assignTo(0x570860, 0xc20803f3e0, 0x15)",
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" " + goroot + "/src/reflect/value.go:2125 +0x368",
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"main.main()",
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" /gopath/src/github.com/foo/bar/baz.go:428 +0x27",
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"",
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}
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extra := &bytes.Buffer{}
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goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), extra)
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ut.AssertEqual(t, nil, err)
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ut.AssertEqual(t, long+"\npanic: reflect.Set: value of type\n\n", extra.String())
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expected := []Goroutine{
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{
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Signature: Signature{
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State: "running",
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Stack: Stack{
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Calls: []Call{
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{
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SourcePath: "??",
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Func: Function{"github.com/cockroachdb/cockroach/storage/engine._Cfunc_DBIterSeek"},
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},
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{
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SourcePath: "/gopath/src/gopkg.in/yaml.v2/yaml.go",
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Line: 153,
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Func: Function{"gopkg.in/yaml%2ev2.handleErr"},
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Args: Args{Values: []Arg{{Value: 0xc208033b20}}},
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},
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{
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SourcePath: goroot + "/src/reflect/value.go",
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Line: 2125,
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Func: Function{"reflect.Value.assignTo"},
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Args: Args{Values: []Arg{{Value: 0x570860}, {Value: 0xc20803f3e0}, {Value: 0x15}}},
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},
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{
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SourcePath: "/gopath/src/github.com/foo/bar/baz.go",
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Line: 428,
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Func: Function{"main.main"},
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},
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},
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},
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},
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ID: 1,
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First: true,
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},
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}
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ut.AssertEqual(t, expected, goroutines)
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}
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func TestParseDumpLongWait(t *testing.T) {
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// One call from main, one from stdlib, one from third party.
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data := []string{
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"panic: bleh",
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"",
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"goroutine 1 [chan send, 100 minutes]:",
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"gopkg.in/yaml%2ev2.handleErr(0xc208033b20)",
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" /gopath/src/gopkg.in/yaml.v2/yaml.go:153 +0xc6",
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"",
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"goroutine 2 [chan send, locked to thread]:",
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"gopkg.in/yaml%2ev2.handleErr(0xc208033b21)",
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" /gopath/src/gopkg.in/yaml.v2/yaml.go:153 +0xc6",
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"",
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"goroutine 3 [chan send, 101 minutes, locked to thread]:",
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"gopkg.in/yaml%2ev2.handleErr(0xc208033b22)",
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" /gopath/src/gopkg.in/yaml.v2/yaml.go:153 +0xc6",
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"",
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}
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extra := &bytes.Buffer{}
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goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), extra)
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ut.AssertEqual(t, nil, err)
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ut.AssertEqual(t, "panic: bleh\n\n", extra.String())
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expected := []Goroutine{
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{
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Signature: Signature{
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State: "chan send",
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SleepMin: 100,
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SleepMax: 100,
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Stack: Stack{
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Calls: []Call{
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{
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SourcePath: "/gopath/src/gopkg.in/yaml.v2/yaml.go",
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Line: 153,
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Func: Function{"gopkg.in/yaml%2ev2.handleErr"},
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Args: Args{Values: []Arg{{Value: 0xc208033b20}}},
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},
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},
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},
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},
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ID: 1,
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First: true,
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},
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{
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Signature: Signature{
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State: "chan send",
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Locked: true,
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Stack: Stack{
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Calls: []Call{
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{
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SourcePath: "/gopath/src/gopkg.in/yaml.v2/yaml.go",
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Line: 153,
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Func: Function{"gopkg.in/yaml%2ev2.handleErr"},
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Args: Args{Values: []Arg{{Value: 0xc208033b21, Name: "#1"}}},
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},
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},
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},
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},
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ID: 2,
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},
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{
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Signature: Signature{
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State: "chan send",
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SleepMin: 101,
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SleepMax: 101,
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Stack: Stack{
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Calls: []Call{
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{
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SourcePath: "/gopath/src/gopkg.in/yaml.v2/yaml.go",
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Line: 153,
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Func: Function{"gopkg.in/yaml%2ev2.handleErr"},
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Args: Args{Values: []Arg{{Value: 0xc208033b22, Name: "#2"}}},
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},
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},
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},
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Locked: true,
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},
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ID: 3,
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},
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}
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ut.AssertEqual(t, expected, goroutines)
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}
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func TestParseDumpAsm(t *testing.T) {
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data := []string{
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"panic: reflect.Set: value of type",
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"",
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"goroutine 16 [garbage collection]:",
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"runtime.switchtoM()",
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"\t" + goroot + "/src/runtime/asm_amd64.s:198 fp=0xc20cfb80d8 sp=0xc20cfb80d0",
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"",
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}
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extra := &bytes.Buffer{}
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goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), extra)
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ut.AssertEqual(t, nil, err)
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expected := []Goroutine{
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{
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Signature: Signature{
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State: "garbage collection",
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Stack: Stack{
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Calls: []Call{
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{
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SourcePath: goroot + "/src/runtime/asm_amd64.s",
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Line: 198,
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Func: Function{Raw: "runtime.switchtoM"},
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},
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},
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},
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},
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ID: 16,
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First: true,
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},
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}
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ut.AssertEqual(t, expected, goroutines)
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ut.AssertEqual(t, "panic: reflect.Set: value of type\n\n", extra.String())
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}
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func TestParseDumpLineErr(t *testing.T) {
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data := []string{
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"panic: reflect.Set: value of type",
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"",
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"goroutine 1 [running]:",
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"github.com/foo/bar.recurseType()",
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"\t/gopath/src/github.com/foo/bar/baz.go:12345678901234567890",
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"",
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}
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extra := &bytes.Buffer{}
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goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), extra)
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ut.AssertEqual(t, errors.New("failed to parse int on line: \"\t/gopath/src/github.com/foo/bar/baz.go:12345678901234567890\n\""), err)
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expected := []Goroutine{
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{
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Signature: Signature{
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State: "running",
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Stack: Stack{Calls: []Call{{Func: Function{Raw: "github.com/foo/bar.recurseType"}}}},
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},
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ID: 1,
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First: true,
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},
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}
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ut.AssertEqual(t, expected, goroutines)
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}
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func TestParseDumpValueErr(t *testing.T) {
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data := []string{
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"panic: reflect.Set: value of type",
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"",
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"goroutine 1 [running]:",
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"github.com/foo/bar.recurseType(123456789012345678901)",
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"\t/gopath/src/github.com/foo/bar/baz.go:9",
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"",
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}
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extra := &bytes.Buffer{}
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goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), extra)
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ut.AssertEqual(t, errors.New("failed to parse int on line: \"github.com/foo/bar.recurseType(123456789012345678901)\n\""), err)
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expected := []Goroutine{
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{
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Signature: Signature{State: "running"},
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ID: 1,
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First: true,
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},
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}
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ut.AssertEqual(t, expected, goroutines)
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}
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func TestParseDumpOrderErr(t *testing.T) {
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data := []string{
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"panic: reflect.Set: value of type",
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"",
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"goroutine 16 [garbage collection]:",
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" /gopath/src/gopkg.in/yaml.v2/yaml.go:153 +0xc6",
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"runtime.switchtoM()",
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"\t" + goroot + "/src/runtime/asm_amd64.s:198 fp=0xc20cfb80d8 sp=0xc20cfb80d0",
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"",
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}
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extra := &bytes.Buffer{}
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goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), extra)
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ut.AssertEqual(t, errors.New("unexpected order"), err)
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expected := []Goroutine{
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{
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Signature: Signature{State: "garbage collection"},
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ID: 16,
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First: true,
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},
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}
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ut.AssertEqual(t, expected, goroutines)
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ut.AssertEqual(t, "panic: reflect.Set: value of type\n\n", extra.String())
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}
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func TestParseDumpElided(t *testing.T) {
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data := []string{
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"panic: reflect.Set: value of type",
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"",
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"goroutine 16 [garbage collection]:",
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"github.com/foo/bar.recurseType(0x7f4fa9a3ec70, 0xc208062580, 0x7f4fa9a3e818, 0x50a820, 0xc20803a8a0)",
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"\t/gopath/src/github.com/foo/bar/baz.go:53 +0x845 fp=0xc20cfc66d8 sp=0xc20cfc6470",
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"...additional frames elided...",
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"created by testing.RunTests",
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"\t" + goroot + "/src/testing/testing.go:555 +0xa8b",
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"",
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}
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extra := &bytes.Buffer{}
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goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), extra)
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ut.AssertEqual(t, nil, err)
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||
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expected := []Goroutine{
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{
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Signature: Signature{
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State: "garbage collection",
|
||
|
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Stack: Stack{
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||
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Calls: []Call{
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||
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{
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||
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SourcePath: "/gopath/src/github.com/foo/bar/baz.go",
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Line: 53,
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Func: Function{Raw: "github.com/foo/bar.recurseType"},
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Args: Args{
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||
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Values: []Arg{
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||
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{Value: 0x7f4fa9a3ec70},
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||
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{Value: 0xc208062580},
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||
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{Value: 0x7f4fa9a3e818},
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||
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{Value: 0x50a820},
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{Value: 0xc20803a8a0},
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},
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},
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},
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},
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Elided: true,
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},
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|
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CreatedBy: Call{
|
||
|
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SourcePath: goroot + "/src/testing/testing.go",
|
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|
|
Line: 555,
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Func: Function{Raw: "testing.RunTests"},
|
||
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},
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||
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},
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||
|
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ID: 16,
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||
|
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First: true,
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||
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},
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||
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}
|
||
|
|
ut.AssertEqual(t, expected, goroutines)
|
||
|
|
ut.AssertEqual(t, "panic: reflect.Set: value of type\n\n", extra.String())
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestParseDumpSysCall(t *testing.T) {
|
||
|
|
data := []string{
|
||
|
|
"panic: reflect.Set: value of type",
|
||
|
|
"",
|
||
|
|
"goroutine 5 [syscall]:",
|
||
|
|
"runtime.notetsleepg(0x918100, 0xffffffffffffffff, 0x1)",
|
||
|
|
"\t" + goroot + "/src/runtime/lock_futex.go:201 +0x52 fp=0xc208018f68 sp=0xc208018f40",
|
||
|
|
"runtime.signal_recv(0x0)",
|
||
|
|
"\t" + goroot + "/src/runtime/sigqueue.go:109 +0x135 fp=0xc208018fa0 sp=0xc208018f68",
|
||
|
|
"os/signal.loop()",
|
||
|
|
"\t" + goroot + "/src/os/signal/signal_unix.go:21 +0x1f fp=0xc208018fe0 sp=0xc208018fa0",
|
||
|
|
"runtime.goexit()",
|
||
|
|
"\t" + goroot + "/src/runtime/asm_amd64.s:2232 +0x1 fp=0xc208018fe8 sp=0xc208018fe0",
|
||
|
|
"created by os/signal.init·1",
|
||
|
|
"\t" + goroot + "/src/os/signal/signal_unix.go:27 +0x35",
|
||
|
|
"",
|
||
|
|
}
|
||
|
|
extra := &bytes.Buffer{}
|
||
|
|
goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), extra)
|
||
|
|
ut.AssertEqual(t, nil, err)
|
||
|
|
expected := []Goroutine{
|
||
|
|
{
|
||
|
|
Signature: Signature{
|
||
|
|
State: "syscall",
|
||
|
|
Stack: Stack{
|
||
|
|
Calls: []Call{
|
||
|
|
{
|
||
|
|
SourcePath: goroot + "/src/runtime/lock_futex.go",
|
||
|
|
Line: 201,
|
||
|
|
Func: Function{Raw: "runtime.notetsleepg"},
|
||
|
|
Args: Args{
|
||
|
|
Values: []Arg{
|
||
|
|
{Value: 0x918100},
|
||
|
|
{Value: 0xffffffffffffffff},
|
||
|
|
{Value: 0x1},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
SourcePath: goroot + "/src/runtime/sigqueue.go",
|
||
|
|
Line: 109,
|
||
|
|
Func: Function{Raw: "runtime.signal_recv"},
|
||
|
|
Args: Args{
|
||
|
|
Values: []Arg{{}},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
SourcePath: goroot + "/src/os/signal/signal_unix.go",
|
||
|
|
Line: 21,
|
||
|
|
Func: Function{Raw: "os/signal.loop"},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
SourcePath: goroot + "/src/runtime/asm_amd64.s",
|
||
|
|
Line: 2232,
|
||
|
|
Func: Function{Raw: "runtime.goexit"},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
CreatedBy: Call{
|
||
|
|
SourcePath: goroot + "/src/os/signal/signal_unix.go",
|
||
|
|
Line: 27,
|
||
|
|
Func: Function{Raw: "os/signal.init·1"},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
ID: 5,
|
||
|
|
First: true,
|
||
|
|
},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, expected, goroutines)
|
||
|
|
ut.AssertEqual(t, "panic: reflect.Set: value of type\n\n", extra.String())
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestParseDumpUnavail(t *testing.T) {
|
||
|
|
data := []string{
|
||
|
|
"panic: reflect.Set: value of type",
|
||
|
|
"",
|
||
|
|
"goroutine 24 [running]:",
|
||
|
|
"\tgoroutine running on other thread; stack unavailable",
|
||
|
|
"created by github.com/foo.New",
|
||
|
|
"\t/gopath/src/github.com/foo/bar.go:131 +0x381",
|
||
|
|
"",
|
||
|
|
}
|
||
|
|
extra := &bytes.Buffer{}
|
||
|
|
goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), extra)
|
||
|
|
ut.AssertEqual(t, nil, err)
|
||
|
|
expected := []Goroutine{
|
||
|
|
{
|
||
|
|
Signature: Signature{
|
||
|
|
State: "running",
|
||
|
|
Stack: Stack{
|
||
|
|
Calls: []Call{{SourcePath: "<unavailable>"}},
|
||
|
|
},
|
||
|
|
CreatedBy: Call{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar.go",
|
||
|
|
Line: 131,
|
||
|
|
Func: Function{Raw: "github.com/foo.New"},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
ID: 24,
|
||
|
|
First: true,
|
||
|
|
},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, expected, goroutines)
|
||
|
|
ut.AssertEqual(t, "panic: reflect.Set: value of type\n\n", extra.String())
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestParseDumpSameBucket(t *testing.T) {
|
||
|
|
// 2 goroutines with the same signature
|
||
|
|
data := []string{
|
||
|
|
"panic: runtime error: index out of range",
|
||
|
|
"",
|
||
|
|
"goroutine 6 [chan receive]:",
|
||
|
|
"main.func·001()",
|
||
|
|
" /gopath/src/github.com/foo/bar/baz.go:72 +0x49",
|
||
|
|
"created by main.mainImpl",
|
||
|
|
" /gopath/src/github.com/foo/bar/baz.go:74 +0xeb",
|
||
|
|
"",
|
||
|
|
"goroutine 7 [chan receive]:",
|
||
|
|
"main.func·001()",
|
||
|
|
" /gopath/src/github.com/foo/bar/baz.go:72 +0x49",
|
||
|
|
"created by main.mainImpl",
|
||
|
|
" /gopath/src/github.com/foo/bar/baz.go:74 +0xeb",
|
||
|
|
"",
|
||
|
|
}
|
||
|
|
goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), &bytes.Buffer{})
|
||
|
|
ut.AssertEqual(t, nil, err)
|
||
|
|
expectedGR := []Goroutine{
|
||
|
|
{
|
||
|
|
Signature: Signature{
|
||
|
|
State: "chan receive",
|
||
|
|
Stack: Stack{
|
||
|
|
Calls: []Call{
|
||
|
|
{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar/baz.go",
|
||
|
|
Line: 72,
|
||
|
|
Func: Function{"main.func·001"},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
CreatedBy: Call{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar/baz.go",
|
||
|
|
Line: 74,
|
||
|
|
Func: Function{"main.mainImpl"},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
ID: 6,
|
||
|
|
First: true,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
Signature: Signature{
|
||
|
|
State: "chan receive",
|
||
|
|
Stack: Stack{
|
||
|
|
Calls: []Call{
|
||
|
|
{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar/baz.go",
|
||
|
|
Line: 72,
|
||
|
|
Func: Function{"main.func·001"},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
CreatedBy: Call{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar/baz.go",
|
||
|
|
Line: 74,
|
||
|
|
Func: Function{"main.mainImpl"},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
ID: 7,
|
||
|
|
},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, expectedGR, goroutines)
|
||
|
|
expectedBuckets := Buckets{{expectedGR[0].Signature, []Goroutine{expectedGR[0], expectedGR[1]}}}
|
||
|
|
ut.AssertEqual(t, expectedBuckets, SortBuckets(Bucketize(goroutines, ExactLines)))
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestBucketizeNotAggressive(t *testing.T) {
|
||
|
|
// 2 goroutines with the same signature
|
||
|
|
data := []string{
|
||
|
|
"panic: runtime error: index out of range",
|
||
|
|
"",
|
||
|
|
"goroutine 6 [chan receive]:",
|
||
|
|
"main.func·001(0x11000000, 2)",
|
||
|
|
" /gopath/src/github.com/foo/bar/baz.go:72 +0x49",
|
||
|
|
"",
|
||
|
|
"goroutine 7 [chan receive]:",
|
||
|
|
"main.func·001(0x21000000, 2)",
|
||
|
|
" /gopath/src/github.com/foo/bar/baz.go:72 +0x49",
|
||
|
|
"",
|
||
|
|
}
|
||
|
|
goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), &bytes.Buffer{})
|
||
|
|
ut.AssertEqual(t, nil, err)
|
||
|
|
expectedGR := []Goroutine{
|
||
|
|
{
|
||
|
|
Signature: Signature{
|
||
|
|
State: "chan receive",
|
||
|
|
Stack: Stack{
|
||
|
|
Calls: []Call{
|
||
|
|
{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar/baz.go",
|
||
|
|
Line: 72,
|
||
|
|
Func: Function{"main.func·001"},
|
||
|
|
Args: Args{Values: []Arg{{0x11000000, ""}, {Value: 2}}},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
ID: 6,
|
||
|
|
First: true,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
Signature: Signature{
|
||
|
|
State: "chan receive",
|
||
|
|
Stack: Stack{
|
||
|
|
Calls: []Call{
|
||
|
|
{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar/baz.go",
|
||
|
|
Line: 72,
|
||
|
|
Func: Function{"main.func·001"},
|
||
|
|
Args: Args{Values: []Arg{{0x21000000, "#1"}, {Value: 2}}},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
ID: 7,
|
||
|
|
},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, expectedGR, goroutines)
|
||
|
|
expectedBuckets := Buckets{
|
||
|
|
{expectedGR[0].Signature, []Goroutine{expectedGR[0]}},
|
||
|
|
{expectedGR[1].Signature, []Goroutine{expectedGR[1]}},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, expectedBuckets, SortBuckets(Bucketize(goroutines, ExactLines)))
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestBucketizeAggressive(t *testing.T) {
|
||
|
|
// 2 goroutines with the same signature
|
||
|
|
data := []string{
|
||
|
|
"panic: runtime error: index out of range",
|
||
|
|
"",
|
||
|
|
"goroutine 6 [chan receive, 10 minutes]:",
|
||
|
|
"main.func·001(0x11000000, 2)",
|
||
|
|
" /gopath/src/github.com/foo/bar/baz.go:72 +0x49",
|
||
|
|
"",
|
||
|
|
"goroutine 7 [chan receive, 50 minutes]:",
|
||
|
|
"main.func·001(0x21000000, 2)",
|
||
|
|
" /gopath/src/github.com/foo/bar/baz.go:72 +0x49",
|
||
|
|
"",
|
||
|
|
"goroutine 8 [chan receive, 100 minutes]:",
|
||
|
|
"main.func·001(0x21000000, 2)",
|
||
|
|
" /gopath/src/github.com/foo/bar/baz.go:72 +0x49",
|
||
|
|
"",
|
||
|
|
}
|
||
|
|
goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), &bytes.Buffer{})
|
||
|
|
ut.AssertEqual(t, nil, err)
|
||
|
|
expectedGR := []Goroutine{
|
||
|
|
{
|
||
|
|
Signature: Signature{
|
||
|
|
State: "chan receive",
|
||
|
|
SleepMin: 10,
|
||
|
|
SleepMax: 10,
|
||
|
|
Stack: Stack{
|
||
|
|
Calls: []Call{
|
||
|
|
{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar/baz.go",
|
||
|
|
Line: 72,
|
||
|
|
Func: Function{"main.func·001"},
|
||
|
|
Args: Args{Values: []Arg{{0x11000000, ""}, {Value: 2}}},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
ID: 6,
|
||
|
|
First: true,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
Signature: Signature{
|
||
|
|
State: "chan receive",
|
||
|
|
SleepMin: 50,
|
||
|
|
SleepMax: 50,
|
||
|
|
Stack: Stack{
|
||
|
|
Calls: []Call{
|
||
|
|
{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar/baz.go",
|
||
|
|
Line: 72,
|
||
|
|
Func: Function{"main.func·001"},
|
||
|
|
Args: Args{Values: []Arg{{0x21000000, "#1"}, {Value: 2}}},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
ID: 7,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
Signature: Signature{
|
||
|
|
State: "chan receive",
|
||
|
|
SleepMin: 100,
|
||
|
|
SleepMax: 100,
|
||
|
|
Stack: Stack{
|
||
|
|
Calls: []Call{
|
||
|
|
{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar/baz.go",
|
||
|
|
Line: 72,
|
||
|
|
Func: Function{"main.func·001"},
|
||
|
|
Args: Args{Values: []Arg{{0x21000000, "#1"}, {Value: 2}}},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
ID: 8,
|
||
|
|
},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, expectedGR, goroutines)
|
||
|
|
signature := Signature{
|
||
|
|
State: "chan receive",
|
||
|
|
SleepMin: 10,
|
||
|
|
SleepMax: 100,
|
||
|
|
Stack: Stack{
|
||
|
|
Calls: []Call{
|
||
|
|
{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar/baz.go",
|
||
|
|
Line: 72,
|
||
|
|
Func: Function{"main.func·001"},
|
||
|
|
Args: Args{Values: []Arg{{0x11000000, "*"}, {Value: 2}}},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
}
|
||
|
|
expectedBuckets := Buckets{{signature, []Goroutine{expectedGR[0], expectedGR[1], expectedGR[2]}}}
|
||
|
|
ut.AssertEqual(t, expectedBuckets, SortBuckets(Bucketize(goroutines, AnyPointer)))
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestParseDumpNoOffset(t *testing.T) {
|
||
|
|
data := []string{
|
||
|
|
"panic: runtime error: index out of range",
|
||
|
|
"",
|
||
|
|
"goroutine 37 [runnable]:",
|
||
|
|
"github.com/foo.func·002()",
|
||
|
|
" /gopath/src/github.com/foo/bar.go:110",
|
||
|
|
"created by github.com/foo.New",
|
||
|
|
" /gopath/src/github.com/foo/bar.go:113 +0x43b",
|
||
|
|
"",
|
||
|
|
}
|
||
|
|
goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), &bytes.Buffer{})
|
||
|
|
ut.AssertEqual(t, nil, err)
|
||
|
|
expectedGR := []Goroutine{
|
||
|
|
{
|
||
|
|
Signature: Signature{
|
||
|
|
State: "runnable",
|
||
|
|
Stack: Stack{
|
||
|
|
Calls: []Call{
|
||
|
|
{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar.go",
|
||
|
|
Line: 110,
|
||
|
|
Func: Function{"github.com/foo.func·002"},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
CreatedBy: Call{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar.go",
|
||
|
|
Line: 113,
|
||
|
|
Func: Function{"github.com/foo.New"},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
ID: 37,
|
||
|
|
First: true,
|
||
|
|
},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, expectedGR, goroutines)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestParseDumpJunk(t *testing.T) {
|
||
|
|
// For coverage of scanLines.
|
||
|
|
data := []string{
|
||
|
|
"panic: reflect.Set: value of type",
|
||
|
|
"",
|
||
|
|
"goroutine 1 [running]:",
|
||
|
|
"junk",
|
||
|
|
}
|
||
|
|
goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), &bytes.Buffer{})
|
||
|
|
ut.AssertEqual(t, nil, err)
|
||
|
|
expectedGR := []Goroutine{
|
||
|
|
{
|
||
|
|
Signature: Signature{State: "running"},
|
||
|
|
ID: 1,
|
||
|
|
First: true,
|
||
|
|
},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, expectedGR, goroutines)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestParseCCode(t *testing.T) {
|
||
|
|
data := []string{
|
||
|
|
"SIGQUIT: quit",
|
||
|
|
"PC=0x43f349",
|
||
|
|
"",
|
||
|
|
"goroutine 0 [idle]:",
|
||
|
|
"runtime.epollwait(0x4, 0x7fff671c7118, 0xffffffff00000080, 0x0, 0xffffffff0028c1be, 0x0, 0x0, 0x0, 0x0, 0x0, ...)",
|
||
|
|
" " + goroot + "/src/runtime/sys_linux_amd64.s:400 +0x19",
|
||
|
|
"runtime.netpoll(0x901b01, 0x0)",
|
||
|
|
" " + goroot + "/src/runtime/netpoll_epoll.go:68 +0xa3",
|
||
|
|
"findrunnable(0xc208012000)",
|
||
|
|
" " + goroot + "/src/runtime/proc.c:1472 +0x485",
|
||
|
|
"schedule()",
|
||
|
|
" " + goroot + "/src/runtime/proc.c:1575 +0x151",
|
||
|
|
"runtime.park_m(0xc2080017a0)",
|
||
|
|
" " + goroot + "/src/runtime/proc.c:1654 +0x113",
|
||
|
|
"runtime.mcall(0x432684)",
|
||
|
|
" " + goroot + "/src/runtime/asm_amd64.s:186 +0x5a",
|
||
|
|
"",
|
||
|
|
}
|
||
|
|
goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\n")), &bytes.Buffer{})
|
||
|
|
ut.AssertEqual(t, nil, err)
|
||
|
|
expectedGR := []Goroutine{
|
||
|
|
{
|
||
|
|
Signature: Signature{
|
||
|
|
State: "idle",
|
||
|
|
Stack: Stack{
|
||
|
|
Calls: []Call{
|
||
|
|
{
|
||
|
|
SourcePath: goroot + "/src/runtime/sys_linux_amd64.s",
|
||
|
|
Line: 400,
|
||
|
|
Func: Function{"runtime.epollwait"},
|
||
|
|
Args: Args{
|
||
|
|
Values: []Arg{
|
||
|
|
{Value: 0x4},
|
||
|
|
{Value: 0x7fff671c7118},
|
||
|
|
{Value: 0xffffffff00000080},
|
||
|
|
{},
|
||
|
|
{Value: 0xffffffff0028c1be},
|
||
|
|
{},
|
||
|
|
{},
|
||
|
|
{},
|
||
|
|
{},
|
||
|
|
{},
|
||
|
|
},
|
||
|
|
Elided: true,
|
||
|
|
},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
SourcePath: goroot + "/src/runtime/netpoll_epoll.go",
|
||
|
|
Line: 68,
|
||
|
|
Func: Function{"runtime.netpoll"},
|
||
|
|
Args: Args{Values: []Arg{{Value: 0x901b01}, {}}},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
SourcePath: goroot + "/src/runtime/proc.c",
|
||
|
|
Line: 1472,
|
||
|
|
Func: Function{"findrunnable"},
|
||
|
|
Args: Args{Values: []Arg{{Value: 0xc208012000}}},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
SourcePath: goroot + "/src/runtime/proc.c",
|
||
|
|
Line: 1575,
|
||
|
|
Func: Function{"schedule"},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
SourcePath: goroot + "/src/runtime/proc.c",
|
||
|
|
Line: 1654,
|
||
|
|
Func: Function{"runtime.park_m"},
|
||
|
|
Args: Args{Values: []Arg{{Value: 0xc2080017a0}}},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
SourcePath: goroot + "/src/runtime/asm_amd64.s",
|
||
|
|
Line: 186,
|
||
|
|
Func: Function{"runtime.mcall"},
|
||
|
|
Args: Args{Values: []Arg{{Value: 0x432684}}},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
ID: 0,
|
||
|
|
First: true,
|
||
|
|
},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, expectedGR, goroutines)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestParseWithCarriageReturn(t *testing.T) {
|
||
|
|
data := []string{
|
||
|
|
"goroutine 1 [running]:",
|
||
|
|
"github.com/cockroachdb/cockroach/storage/engine._Cfunc_DBIterSeek()",
|
||
|
|
" ??:0 +0x6d",
|
||
|
|
"gopkg.in/yaml%2ev2.handleErr(0xc208033b20)",
|
||
|
|
" /gopath/src/gopkg.in/yaml.v2/yaml.go:153 +0xc6",
|
||
|
|
"reflect.Value.assignTo(0x570860, 0xc20803f3e0, 0x15)",
|
||
|
|
" " + goroot + "/src/reflect/value.go:2125 +0x368",
|
||
|
|
"main.main()",
|
||
|
|
" /gopath/src/github.com/foo/bar/baz.go:428 +0x27",
|
||
|
|
"",
|
||
|
|
}
|
||
|
|
|
||
|
|
goroutines, err := ParseDump(bytes.NewBufferString(strings.Join(data, "\r\n")), ioutil.Discard)
|
||
|
|
ut.AssertEqual(t, nil, err)
|
||
|
|
expected := []Goroutine{
|
||
|
|
{
|
||
|
|
Signature: Signature{
|
||
|
|
State: "running",
|
||
|
|
Stack: Stack{
|
||
|
|
Calls: []Call{
|
||
|
|
{
|
||
|
|
SourcePath: "??",
|
||
|
|
Func: Function{"github.com/cockroachdb/cockroach/storage/engine._Cfunc_DBIterSeek"},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
SourcePath: "/gopath/src/gopkg.in/yaml.v2/yaml.go",
|
||
|
|
Line: 153,
|
||
|
|
Func: Function{"gopkg.in/yaml%2ev2.handleErr"},
|
||
|
|
Args: Args{Values: []Arg{{Value: 0xc208033b20}}},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
SourcePath: goroot + "/src/reflect/value.go",
|
||
|
|
Line: 2125,
|
||
|
|
Func: Function{"reflect.Value.assignTo"},
|
||
|
|
Args: Args{Values: []Arg{{Value: 0x570860}, {Value: 0xc20803f3e0}, {Value: 0x15}}},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar/baz.go",
|
||
|
|
Line: 428,
|
||
|
|
Func: Function{"main.main"},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
ID: 1,
|
||
|
|
First: true,
|
||
|
|
},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, expected, goroutines)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestCallPkg1(t *testing.T) {
|
||
|
|
c := Call{
|
||
|
|
SourcePath: "/gopath/src/gopkg.in/yaml.v2/yaml.go",
|
||
|
|
Line: 153,
|
||
|
|
Func: Function{"gopkg.in/yaml%2ev2.handleErr"},
|
||
|
|
Args: Args{Values: []Arg{{Value: 0xc208033b20}}},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, "yaml.go", c.SourceName())
|
||
|
|
ut.AssertEqual(t, filepath.Join("yaml.v2", "yaml.go"), c.PkgSource())
|
||
|
|
ut.AssertEqual(t, "gopkg.in/yaml.v2.handleErr", c.Func.String())
|
||
|
|
ut.AssertEqual(t, "handleErr", c.Func.Name())
|
||
|
|
// This is due to directory name not matching the package name.
|
||
|
|
ut.AssertEqual(t, "yaml.v2", c.Func.PkgName())
|
||
|
|
ut.AssertEqual(t, false, c.Func.IsExported())
|
||
|
|
ut.AssertEqual(t, false, c.IsStdlib())
|
||
|
|
ut.AssertEqual(t, false, c.IsPkgMain())
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestCallPkg2(t *testing.T) {
|
||
|
|
c := Call{
|
||
|
|
SourcePath: "/gopath/src/gopkg.in/yaml.v2/yaml.go",
|
||
|
|
Line: 153,
|
||
|
|
Func: Function{"gopkg.in/yaml%2ev2.(*decoder).unmarshal"},
|
||
|
|
Args: Args{Values: []Arg{{Value: 0xc208033b20}}},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, "yaml.go", c.SourceName())
|
||
|
|
ut.AssertEqual(t, filepath.Join("yaml.v2", "yaml.go"), c.PkgSource())
|
||
|
|
// TODO(maruel): Using '/' for this function is inconsistent on Windows
|
||
|
|
// w.r.t. other functions.
|
||
|
|
ut.AssertEqual(t, "gopkg.in/yaml.v2.(*decoder).unmarshal", c.Func.String())
|
||
|
|
ut.AssertEqual(t, "(*decoder).unmarshal", c.Func.Name())
|
||
|
|
// This is due to directory name not matching the package name.
|
||
|
|
ut.AssertEqual(t, "yaml.v2", c.Func.PkgName())
|
||
|
|
ut.AssertEqual(t, false, c.Func.IsExported())
|
||
|
|
ut.AssertEqual(t, false, c.IsStdlib())
|
||
|
|
ut.AssertEqual(t, false, c.IsPkgMain())
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestCallStdlib(t *testing.T) {
|
||
|
|
c := Call{
|
||
|
|
SourcePath: goroot + "/src/reflect/value.go",
|
||
|
|
Line: 2125,
|
||
|
|
Func: Function{"reflect.Value.assignTo"},
|
||
|
|
Args: Args{Values: []Arg{{Value: 0x570860}, {Value: 0xc20803f3e0}, {Value: 0x15}}},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, "value.go", c.SourceName())
|
||
|
|
ut.AssertEqual(t, "value.go:2125", c.SourceLine())
|
||
|
|
ut.AssertEqual(t, filepath.Join("reflect", "value.go"), c.PkgSource())
|
||
|
|
ut.AssertEqual(t, "reflect.Value.assignTo", c.Func.String())
|
||
|
|
ut.AssertEqual(t, "Value.assignTo", c.Func.Name())
|
||
|
|
ut.AssertEqual(t, "reflect", c.Func.PkgName())
|
||
|
|
ut.AssertEqual(t, false, c.Func.IsExported())
|
||
|
|
ut.AssertEqual(t, true, c.IsStdlib())
|
||
|
|
ut.AssertEqual(t, false, c.IsPkgMain())
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestCallMain(t *testing.T) {
|
||
|
|
c := Call{
|
||
|
|
SourcePath: "/gopath/src/github.com/foo/bar/main.go",
|
||
|
|
Line: 428,
|
||
|
|
Func: Function{"main.main"},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, "main.go", c.SourceName())
|
||
|
|
ut.AssertEqual(t, "main.go:428", c.SourceLine())
|
||
|
|
ut.AssertEqual(t, filepath.Join("bar", "main.go"), c.PkgSource())
|
||
|
|
ut.AssertEqual(t, "main.main", c.Func.String())
|
||
|
|
ut.AssertEqual(t, "main", c.Func.Name())
|
||
|
|
ut.AssertEqual(t, "main", c.Func.PkgName())
|
||
|
|
ut.AssertEqual(t, true, c.Func.IsExported())
|
||
|
|
ut.AssertEqual(t, false, c.IsStdlib())
|
||
|
|
ut.AssertEqual(t, true, c.IsPkgMain())
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestCallC(t *testing.T) {
|
||
|
|
c := Call{
|
||
|
|
SourcePath: goroot + "/src/runtime/proc.c",
|
||
|
|
Line: 1472,
|
||
|
|
Func: Function{"findrunnable"},
|
||
|
|
Args: Args{Values: []Arg{{Value: 0xc208012000}}},
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, "proc.c", c.SourceName())
|
||
|
|
ut.AssertEqual(t, "proc.c:1472", c.SourceLine())
|
||
|
|
ut.AssertEqual(t, filepath.Join("runtime", "proc.c"), c.PkgSource())
|
||
|
|
ut.AssertEqual(t, "findrunnable", c.Func.String())
|
||
|
|
ut.AssertEqual(t, "findrunnable", c.Func.Name())
|
||
|
|
ut.AssertEqual(t, "", c.Func.PkgName())
|
||
|
|
ut.AssertEqual(t, false, c.Func.IsExported())
|
||
|
|
ut.AssertEqual(t, true, c.IsStdlib())
|
||
|
|
ut.AssertEqual(t, false, c.IsPkgMain())
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestArgs(t *testing.T) {
|
||
|
|
a := Args{
|
||
|
|
Values: []Arg{
|
||
|
|
{Value: 0x4},
|
||
|
|
{Value: 0x7fff671c7118},
|
||
|
|
{Value: 0xffffffff00000080},
|
||
|
|
{},
|
||
|
|
{Value: 0xffffffff0028c1be},
|
||
|
|
{},
|
||
|
|
{},
|
||
|
|
{},
|
||
|
|
{},
|
||
|
|
{},
|
||
|
|
},
|
||
|
|
Elided: true,
|
||
|
|
}
|
||
|
|
ut.AssertEqual(t, "0x4, 0x7fff671c7118, 0xffffffff00000080, 0, 0xffffffff0028c1be, 0, 0, 0, 0, 0, ...", a.String())
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestFunctionAnonymous(t *testing.T) {
|
||
|
|
f := Function{"main.func·001"}
|
||
|
|
ut.AssertEqual(t, "main.func·001", f.String())
|
||
|
|
ut.AssertEqual(t, "main.func·001", f.PkgDotName())
|
||
|
|
ut.AssertEqual(t, "func·001", f.Name())
|
||
|
|
ut.AssertEqual(t, "main", f.PkgName())
|
||
|
|
ut.AssertEqual(t, false, f.IsExported())
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestFunctionGC(t *testing.T) {
|
||
|
|
f := Function{"gc"}
|
||
|
|
ut.AssertEqual(t, "gc", f.String())
|
||
|
|
ut.AssertEqual(t, "gc", f.PkgDotName())
|
||
|
|
ut.AssertEqual(t, "gc", f.Name())
|
||
|
|
ut.AssertEqual(t, "", f.PkgName())
|
||
|
|
ut.AssertEqual(t, false, f.IsExported())
|
||
|
|
}
|