package main import ( "bytes" "crypto/md5" "encoding/json" "errors" "fmt" "git.curoverse.com/arvados.git/sdk/go/arvados" "git.curoverse.com/arvados.git/sdk/go/arvadosclient" "git.curoverse.com/arvados.git/sdk/go/keepclient" "git.curoverse.com/arvados.git/sdk/go/manifest" "github.com/curoverse/dockerclient" . "gopkg.in/check.v1" "io" "io/ioutil" "os" "os/exec" "path/filepath" "sort" "strings" "sync" "syscall" "testing" "time" ) // Gocheck boilerplate func TestCrunchExec(t *testing.T) { TestingT(t) } type TestSuite struct{} // Gocheck boilerplate var _ = Suite(&TestSuite{}) type ArvTestClient struct { Total int64 Calls int Content []arvadosclient.Dict arvados.Container Logs map[string]*bytes.Buffer WasSetRunning bool sync.Mutex } type KeepTestClient struct { Called bool Content []byte } var hwManifest = ". 82ab40c24fc8df01798e57ba66795bb1+841216+Aa124ac75e5168396c73c0a18eda641a4f41791c0@569fa8c3 0:841216:9c31ee32b3d15268a0754e8edc74d4f815ee014b693bc5109058e431dd5caea7.tar\n" var hwPDH = "a45557269dcb65a6b78f9ac061c0850b+120" var hwImageId = "9c31ee32b3d15268a0754e8edc74d4f815ee014b693bc5109058e431dd5caea7" var otherManifest = ". 68a84f561b1d1708c6baff5e019a9ab3+46+Ae5d0af96944a3690becb1decdf60cc1c937f556d@5693216f 0:46:md5sum.txt\n" var otherPDH = "a3e8f74c6f101eae01fa08bfb4e49b3a+54" var fakeAuthUUID = "zzzzz-gj3su-55pqoyepgi2glem" var fakeAuthToken = "a3ltuwzqcu2u4sc0q7yhpc2w7s00fdcqecg5d6e0u3pfohmbjt" type TestDockerClient struct { imageLoaded string logReader io.ReadCloser logWriter io.WriteCloser fn func(t *TestDockerClient) finish chan dockerclient.WaitResult stop chan bool cwd string env []string } func NewTestDockerClient() *TestDockerClient { t := &TestDockerClient{} t.logReader, t.logWriter = io.Pipe() t.finish = make(chan dockerclient.WaitResult) t.stop = make(chan bool) t.cwd = "/" return t } func (t *TestDockerClient) StopContainer(id string, timeout int) error { t.stop <- true return nil } func (t *TestDockerClient) InspectImage(id string) (*dockerclient.ImageInfo, error) { if t.imageLoaded == id { return &dockerclient.ImageInfo{}, nil } else { return nil, errors.New("") } } func (t *TestDockerClient) LoadImage(reader io.Reader) error { _, err := io.Copy(ioutil.Discard, reader) if err != nil { return err } else { t.imageLoaded = hwImageId return nil } } func (t *TestDockerClient) CreateContainer(config *dockerclient.ContainerConfig, name string, authConfig *dockerclient.AuthConfig) (string, error) { if config.WorkingDir != "" { t.cwd = config.WorkingDir } t.env = config.Env return "abcde", nil } func (t *TestDockerClient) StartContainer(id string, config *dockerclient.HostConfig) error { if id == "abcde" { go t.fn(t) return nil } else { return errors.New("Invalid container id") } } func (t *TestDockerClient) AttachContainer(id string, options *dockerclient.AttachOptions) (io.ReadCloser, error) { return t.logReader, nil } func (t *TestDockerClient) Wait(id string) <-chan dockerclient.WaitResult { return t.finish } func (*TestDockerClient) RemoveImage(name string, force bool) ([]*dockerclient.ImageDelete, error) { return nil, nil } func (client *ArvTestClient) Create(resourceType string, parameters arvadosclient.Dict, output interface{}) error { client.Mutex.Lock() defer client.Mutex.Unlock() client.Calls++ client.Content = append(client.Content, parameters) if resourceType == "logs" { et := parameters["log"].(arvadosclient.Dict)["event_type"].(string) if client.Logs == nil { client.Logs = make(map[string]*bytes.Buffer) } if client.Logs[et] == nil { client.Logs[et] = &bytes.Buffer{} } client.Logs[et].Write([]byte(parameters["log"].(arvadosclient.Dict)["properties"].(map[string]string)["text"])) } if resourceType == "collections" && output != nil { mt := parameters["collection"].(arvadosclient.Dict)["manifest_text"].(string) outmap := output.(*arvados.Collection) outmap.PortableDataHash = fmt.Sprintf("%x+%d", md5.Sum([]byte(mt)), len(mt)) } return nil } func (client *ArvTestClient) Call(method, resourceType, uuid, action string, parameters arvadosclient.Dict, output interface{}) error { switch { case method == "GET" && resourceType == "containers" && action == "auth": return json.Unmarshal([]byte(`{ "kind": "arvados#api_client_authorization", "uuid": "`+fakeAuthUUID+`", "api_token": "`+fakeAuthToken+`" }`), output) default: return fmt.Errorf("Not found") } } func (client *ArvTestClient) Get(resourceType string, uuid string, parameters arvadosclient.Dict, output interface{}) error { if resourceType == "collections" { if uuid == hwPDH { output.(*arvados.Collection).ManifestText = hwManifest } else if uuid == otherPDH { output.(*arvados.Collection).ManifestText = otherManifest } } if resourceType == "containers" { (*output.(*arvados.Container)) = client.Container } return nil } func (client *ArvTestClient) Update(resourceType string, uuid string, parameters arvadosclient.Dict, output interface{}) (err error) { client.Mutex.Lock() defer client.Mutex.Unlock() client.Calls++ client.Content = append(client.Content, parameters) if resourceType == "containers" { if parameters["container"].(arvadosclient.Dict)["state"] == "Running" { client.WasSetRunning = true } } return nil } // CalledWith returns the parameters from the first API call whose // parameters match jpath/string. E.g., CalledWith(c, "foo.bar", // "baz") returns parameters with parameters["foo"]["bar"]=="baz". If // no call matches, it returns nil. func (client *ArvTestClient) CalledWith(jpath string, expect interface{}) arvadosclient.Dict { call: for _, content := range client.Content { var v interface{} = content for _, k := range strings.Split(jpath, ".") { if dict, ok := v.(arvadosclient.Dict); !ok { continue call } else { v = dict[k] } } if v == expect { return content } } return nil } func (client *KeepTestClient) PutHB(hash string, buf []byte) (string, int, error) { client.Content = buf return fmt.Sprintf("%s+%d", hash, len(buf)), len(buf), nil } type FileWrapper struct { io.ReadCloser len uint64 } func (fw FileWrapper) Len() uint64 { return fw.len } func (client *KeepTestClient) ManifestFileReader(m manifest.Manifest, filename string) (keepclient.ReadCloserWithLen, error) { if filename == hwImageId+".tar" { rdr := ioutil.NopCloser(&bytes.Buffer{}) client.Called = true return FileWrapper{rdr, 1321984}, nil } return nil, nil } func (s *TestSuite) TestLoadImage(c *C) { kc := &KeepTestClient{} docker := NewTestDockerClient() cr := NewContainerRunner(&ArvTestClient{}, kc, docker, "zzzzz-zzzzz-zzzzzzzzzzzzzzz") _, err := cr.Docker.RemoveImage(hwImageId, true) _, err = cr.Docker.InspectImage(hwImageId) c.Check(err, NotNil) cr.Container.ContainerImage = hwPDH // (1) Test loading image from keep c.Check(kc.Called, Equals, false) c.Check(cr.ContainerConfig.Image, Equals, "") err = cr.LoadImage() c.Check(err, IsNil) defer func() { cr.Docker.RemoveImage(hwImageId, true) }() c.Check(kc.Called, Equals, true) c.Check(cr.ContainerConfig.Image, Equals, hwImageId) _, err = cr.Docker.InspectImage(hwImageId) c.Check(err, IsNil) // (2) Test using image that's already loaded kc.Called = false cr.ContainerConfig.Image = "" err = cr.LoadImage() c.Check(err, IsNil) c.Check(kc.Called, Equals, false) c.Check(cr.ContainerConfig.Image, Equals, hwImageId) } type ArvErrorTestClient struct{} func (ArvErrorTestClient) Create(resourceType string, parameters arvadosclient.Dict, output interface{}) error { return nil } func (ArvErrorTestClient) Call(method, resourceType, uuid, action string, parameters arvadosclient.Dict, output interface{}) error { return errors.New("ArvError") } func (ArvErrorTestClient) Get(resourceType string, uuid string, parameters arvadosclient.Dict, output interface{}) error { return errors.New("ArvError") } func (ArvErrorTestClient) Update(resourceType string, uuid string, parameters arvadosclient.Dict, output interface{}) (err error) { return nil } type KeepErrorTestClient struct{} func (KeepErrorTestClient) PutHB(hash string, buf []byte) (string, int, error) { return "", 0, errors.New("KeepError") } func (KeepErrorTestClient) ManifestFileReader(m manifest.Manifest, filename string) (keepclient.ReadCloserWithLen, error) { return nil, errors.New("KeepError") } type KeepReadErrorTestClient struct{} func (KeepReadErrorTestClient) PutHB(hash string, buf []byte) (string, int, error) { return "", 0, nil } type ErrorReader struct{} func (ErrorReader) Read(p []byte) (n int, err error) { return 0, errors.New("ErrorReader") } func (ErrorReader) Close() error { return nil } func (ErrorReader) Len() uint64 { return 0 } func (KeepReadErrorTestClient) ManifestFileReader(m manifest.Manifest, filename string) (keepclient.ReadCloserWithLen, error) { return ErrorReader{}, nil } func (s *TestSuite) TestLoadImageArvError(c *C) { // (1) Arvados error cr := NewContainerRunner(ArvErrorTestClient{}, &KeepTestClient{}, nil, "zzzzz-zzzzz-zzzzzzzzzzzzzzz") cr.Container.ContainerImage = hwPDH err := cr.LoadImage() c.Check(err.Error(), Equals, "While getting container image collection: ArvError") } func (s *TestSuite) TestLoadImageKeepError(c *C) { // (2) Keep error docker := NewTestDockerClient() cr := NewContainerRunner(&ArvTestClient{}, KeepErrorTestClient{}, docker, "zzzzz-zzzzz-zzzzzzzzzzzzzzz") cr.Container.ContainerImage = hwPDH err := cr.LoadImage() c.Check(err.Error(), Equals, "While creating ManifestFileReader for container image: KeepError") } func (s *TestSuite) TestLoadImageCollectionError(c *C) { // (3) Collection doesn't contain image cr := NewContainerRunner(&ArvTestClient{}, KeepErrorTestClient{}, nil, "zzzzz-zzzzz-zzzzzzzzzzzzzzz") cr.Container.ContainerImage = otherPDH err := cr.LoadImage() c.Check(err.Error(), Equals, "First file in the container image collection does not end in .tar") } func (s *TestSuite) TestLoadImageKeepReadError(c *C) { // (4) Collection doesn't contain image docker := NewTestDockerClient() cr := NewContainerRunner(&ArvTestClient{}, KeepReadErrorTestClient{}, docker, "zzzzz-zzzzz-zzzzzzzzzzzzzzz") cr.Container.ContainerImage = hwPDH err := cr.LoadImage() c.Check(err, NotNil) } type ClosableBuffer struct { bytes.Buffer } func (*ClosableBuffer) Close() error { return nil } type TestLogs struct { Stdout ClosableBuffer Stderr ClosableBuffer } func (tl *TestLogs) NewTestLoggingWriter(logstr string) io.WriteCloser { if logstr == "stdout" { return &tl.Stdout } if logstr == "stderr" { return &tl.Stderr } return nil } func dockerLog(fd byte, msg string) []byte { by := []byte(msg) header := make([]byte, 8+len(by)) header[0] = fd header[7] = byte(len(by)) copy(header[8:], by) return header } func (s *TestSuite) TestRunContainer(c *C) { docker := NewTestDockerClient() docker.fn = func(t *TestDockerClient) { t.logWriter.Write(dockerLog(1, "Hello world\n")) t.logWriter.Close() t.finish <- dockerclient.WaitResult{} } cr := NewContainerRunner(&ArvTestClient{}, &KeepTestClient{}, docker, "zzzzz-zzzzz-zzzzzzzzzzzzzzz") var logs TestLogs cr.NewLogWriter = logs.NewTestLoggingWriter cr.Container.ContainerImage = hwPDH cr.Container.Command = []string{"./hw"} err := cr.LoadImage() c.Check(err, IsNil) err = cr.CreateContainer() c.Check(err, IsNil) err = cr.StartContainer() c.Check(err, IsNil) err = cr.WaitFinish() c.Check(err, IsNil) c.Check(strings.HasSuffix(logs.Stdout.String(), "Hello world\n"), Equals, true) c.Check(logs.Stderr.String(), Equals, "") } func (s *TestSuite) TestCommitLogs(c *C) { api := &ArvTestClient{} kc := &KeepTestClient{} cr := NewContainerRunner(api, kc, nil, "zzzzz-zzzzz-zzzzzzzzzzzzzzz") cr.CrunchLog.Timestamper = (&TestTimestamper{}).Timestamp cr.CrunchLog.Print("Hello world!") cr.CrunchLog.Print("Goodbye") cr.finalState = "Complete" err := cr.CommitLogs() c.Check(err, IsNil) c.Check(api.Calls, Equals, 2) c.Check(api.Content[1]["collection"].(arvadosclient.Dict)["name"], Equals, "logs for zzzzz-zzzzz-zzzzzzzzzzzzzzz") c.Check(api.Content[1]["collection"].(arvadosclient.Dict)["manifest_text"], Equals, ". 744b2e4553123b02fa7b452ec5c18993+123 0:123:crunch-run.txt\n") c.Check(*cr.LogsPDH, Equals, "63da7bdacf08c40f604daad80c261e9a+60") } func (s *TestSuite) TestUpdateContainerRunning(c *C) { api := &ArvTestClient{} kc := &KeepTestClient{} cr := NewContainerRunner(api, kc, nil, "zzzzz-zzzzz-zzzzzzzzzzzzzzz") err := cr.UpdateContainerRunning() c.Check(err, IsNil) c.Check(api.Content[0]["container"].(arvadosclient.Dict)["state"], Equals, "Running") } func (s *TestSuite) TestUpdateContainerComplete(c *C) { api := &ArvTestClient{} kc := &KeepTestClient{} cr := NewContainerRunner(api, kc, nil, "zzzzz-zzzzz-zzzzzzzzzzzzzzz") cr.LogsPDH = new(string) *cr.LogsPDH = "d3a229d2fe3690c2c3e75a71a153c6a3+60" cr.ExitCode = new(int) *cr.ExitCode = 42 cr.finalState = "Complete" err := cr.UpdateContainerFinal() c.Check(err, IsNil) c.Check(api.Content[0]["container"].(arvadosclient.Dict)["log"], Equals, *cr.LogsPDH) c.Check(api.Content[0]["container"].(arvadosclient.Dict)["exit_code"], Equals, *cr.ExitCode) c.Check(api.Content[0]["container"].(arvadosclient.Dict)["state"], Equals, "Complete") } func (s *TestSuite) TestUpdateContainerCancelled(c *C) { api := &ArvTestClient{} kc := &KeepTestClient{} cr := NewContainerRunner(api, kc, nil, "zzzzz-zzzzz-zzzzzzzzzzzzzzz") cr.Cancelled = true cr.finalState = "Cancelled" err := cr.UpdateContainerFinal() c.Check(err, IsNil) c.Check(api.Content[0]["container"].(arvadosclient.Dict)["log"], IsNil) c.Check(api.Content[0]["container"].(arvadosclient.Dict)["exit_code"], IsNil) c.Check(api.Content[0]["container"].(arvadosclient.Dict)["state"], Equals, "Cancelled") } // Used by the TestFullRun*() test below to DRY up boilerplate setup to do full // dress rehearsal of the Run() function, starting from a JSON container record. func FullRunHelper(c *C, record string, fn func(t *TestDockerClient)) (api *ArvTestClient, cr *ContainerRunner) { rec := arvados.Container{} err := json.Unmarshal([]byte(record), &rec) c.Check(err, IsNil) docker := NewTestDockerClient() docker.fn = fn docker.RemoveImage(hwImageId, true) api = &ArvTestClient{Container: rec} cr = NewContainerRunner(api, &KeepTestClient{}, docker, "zzzzz-zzzzz-zzzzzzzzzzzzzzz") cr.statInterval = 100 * time.Millisecond am := &ArvMountCmdLine{} cr.RunArvMount = am.ArvMountTest err = cr.Run() c.Check(err, IsNil) c.Check(api.WasSetRunning, Equals, true) c.Check(api.Content[api.Calls-1]["container"].(arvadosclient.Dict)["log"], NotNil) if err != nil { for k, v := range api.Logs { c.Log(k) c.Log(v.String()) } } return } func (s *TestSuite) TestFullRunHello(c *C) { api, _ := FullRunHelper(c, `{ "command": ["echo", "hello world"], "container_image": "d4ab34d3d4f8a72f5c4973051ae69fab+122", "cwd": ".", "environment": {}, "mounts": {"/tmp": {"kind": "tmp"} }, "output_path": "/tmp", "priority": 1, "runtime_constraints": {} }`, func(t *TestDockerClient) { t.logWriter.Write(dockerLog(1, "hello world\n")) t.logWriter.Close() t.finish <- dockerclient.WaitResult{} }) c.Check(api.CalledWith("container.exit_code", 0), NotNil) c.Check(api.CalledWith("container.state", "Complete"), NotNil) c.Check(strings.HasSuffix(api.Logs["stdout"].String(), "hello world\n"), Equals, true) } func (s *TestSuite) TestCrunchstat(c *C) { api, _ := FullRunHelper(c, `{ "command": ["sleep", "1"], "container_image": "d4ab34d3d4f8a72f5c4973051ae69fab+122", "cwd": ".", "environment": {}, "mounts": {"/tmp": {"kind": "tmp"} }, "output_path": "/tmp", "priority": 1, "runtime_constraints": {} }`, func(t *TestDockerClient) { time.Sleep(time.Second) t.logWriter.Close() t.finish <- dockerclient.WaitResult{} }) c.Check(api.CalledWith("container.exit_code", 0), NotNil) c.Check(api.CalledWith("container.state", "Complete"), NotNil) // We didn't actually start a container, so crunchstat didn't // find accounting files and therefore didn't log any stats. // It should have logged a "can't find accounting files" // message after one poll interval, though, so we can confirm // it's alive: c.Assert(api.Logs["crunchstat"], NotNil) c.Check(api.Logs["crunchstat"].String(), Matches, `(?ms).*cgroup stats files have not appeared after 100ms.*`) // The "files never appeared" log assures us that we called // (*crunchstat.Reporter)Stop(), and that we set it up with // the correct container ID "abcde": c.Check(api.Logs["crunchstat"].String(), Matches, `(?ms).*cgroup stats files never appeared for abcde\n`) } func (s *TestSuite) TestFullRunStderr(c *C) { api, _ := FullRunHelper(c, `{ "command": ["/bin/sh", "-c", "echo hello ; echo world 1>&2 ; exit 1"], "container_image": "d4ab34d3d4f8a72f5c4973051ae69fab+122", "cwd": ".", "environment": {}, "mounts": {"/tmp": {"kind": "tmp"} }, "output_path": "/tmp", "priority": 1, "runtime_constraints": {} }`, func(t *TestDockerClient) { t.logWriter.Write(dockerLog(1, "hello\n")) t.logWriter.Write(dockerLog(2, "world\n")) t.logWriter.Close() t.finish <- dockerclient.WaitResult{ExitCode: 1} }) final := api.CalledWith("container.state", "Complete") c.Assert(final, NotNil) c.Check(final["container"].(arvadosclient.Dict)["exit_code"], Equals, 1) c.Check(final["container"].(arvadosclient.Dict)["log"], NotNil) c.Check(strings.HasSuffix(api.Logs["stdout"].String(), "hello\n"), Equals, true) c.Check(strings.HasSuffix(api.Logs["stderr"].String(), "world\n"), Equals, true) } func (s *TestSuite) TestFullRunDefaultCwd(c *C) { api, _ := FullRunHelper(c, `{ "command": ["pwd"], "container_image": "d4ab34d3d4f8a72f5c4973051ae69fab+122", "cwd": ".", "environment": {}, "mounts": {"/tmp": {"kind": "tmp"} }, "output_path": "/tmp", "priority": 1, "runtime_constraints": {} }`, func(t *TestDockerClient) { t.logWriter.Write(dockerLog(1, t.cwd+"\n")) t.logWriter.Close() t.finish <- dockerclient.WaitResult{ExitCode: 0} }) c.Check(api.CalledWith("container.exit_code", 0), NotNil) c.Check(api.CalledWith("container.state", "Complete"), NotNil) c.Log(api.Logs["stdout"]) c.Check(strings.HasSuffix(api.Logs["stdout"].String(), "/\n"), Equals, true) } func (s *TestSuite) TestFullRunSetCwd(c *C) { api, _ := FullRunHelper(c, `{ "command": ["pwd"], "container_image": "d4ab34d3d4f8a72f5c4973051ae69fab+122", "cwd": "/bin", "environment": {}, "mounts": {"/tmp": {"kind": "tmp"} }, "output_path": "/tmp", "priority": 1, "runtime_constraints": {} }`, func(t *TestDockerClient) { t.logWriter.Write(dockerLog(1, t.cwd+"\n")) t.logWriter.Close() t.finish <- dockerclient.WaitResult{ExitCode: 0} }) c.Check(api.CalledWith("container.exit_code", 0), NotNil) c.Check(api.CalledWith("container.state", "Complete"), NotNil) c.Check(strings.HasSuffix(api.Logs["stdout"].String(), "/bin\n"), Equals, true) } func (s *TestSuite) TestCancel(c *C) { record := `{ "command": ["/bin/sh", "-c", "echo foo && sleep 30 && echo bar"], "container_image": "d4ab34d3d4f8a72f5c4973051ae69fab+122", "cwd": ".", "environment": {}, "mounts": {"/tmp": {"kind": "tmp"} }, "output_path": "/tmp", "priority": 1, "runtime_constraints": {} }` rec := arvados.Container{} err := json.Unmarshal([]byte(record), &rec) c.Check(err, IsNil) docker := NewTestDockerClient() docker.fn = func(t *TestDockerClient) { <-t.stop t.logWriter.Write(dockerLog(1, "foo\n")) t.logWriter.Close() t.finish <- dockerclient.WaitResult{ExitCode: 0} } docker.RemoveImage(hwImageId, true) api := &ArvTestClient{Container: rec} cr := NewContainerRunner(api, &KeepTestClient{}, docker, "zzzzz-zzzzz-zzzzzzzzzzzzzzz") am := &ArvMountCmdLine{} cr.RunArvMount = am.ArvMountTest go func() { for cr.ContainerID == "" { time.Sleep(time.Millisecond) } cr.SigChan <- syscall.SIGINT }() err = cr.Run() c.Check(err, IsNil) if err != nil { for k, v := range api.Logs { c.Log(k) c.Log(v.String()) } } c.Check(api.CalledWith("container.log", nil), NotNil) c.Check(api.CalledWith("container.state", "Cancelled"), NotNil) c.Check(strings.HasSuffix(api.Logs["stdout"].String(), "foo\n"), Equals, true) } func (s *TestSuite) TestFullRunSetEnv(c *C) { api, _ := FullRunHelper(c, `{ "command": ["/bin/sh", "-c", "echo $FROBIZ"], "container_image": "d4ab34d3d4f8a72f5c4973051ae69fab+122", "cwd": "/bin", "environment": {"FROBIZ": "bilbo"}, "mounts": {"/tmp": {"kind": "tmp"} }, "output_path": "/tmp", "priority": 1, "runtime_constraints": {} }`, func(t *TestDockerClient) { t.logWriter.Write(dockerLog(1, t.env[0][7:]+"\n")) t.logWriter.Close() t.finish <- dockerclient.WaitResult{ExitCode: 0} }) c.Check(api.CalledWith("container.exit_code", 0), NotNil) c.Check(api.CalledWith("container.state", "Complete"), NotNil) c.Check(strings.HasSuffix(api.Logs["stdout"].String(), "bilbo\n"), Equals, true) } type ArvMountCmdLine struct { Cmd []string token string } func (am *ArvMountCmdLine) ArvMountTest(c []string, token string) (*exec.Cmd, error) { am.Cmd = c am.token = token return nil, nil } func (s *TestSuite) TestSetupMounts(c *C) { api := &ArvTestClient{} kc := &KeepTestClient{} cr := NewContainerRunner(api, kc, nil, "zzzzz-zzzzz-zzzzzzzzzzzzzzz") am := &ArvMountCmdLine{} cr.RunArvMount = am.ArvMountTest realTemp, err := ioutil.TempDir("", "crunchrun_test-") c.Assert(err, IsNil) defer os.RemoveAll(realTemp) i := 0 cr.MkTempDir = func(_ string, prefix string) (string, error) { i++ d := fmt.Sprintf("%s/%s%d", realTemp, prefix, i) err := os.Mkdir(d, os.ModePerm) if err != nil && strings.Contains(err.Error(), ": file exists") { // Test case must have pre-populated the tempdir err = nil } return d, err } checkEmpty := func() { filepath.Walk(realTemp, func(path string, _ os.FileInfo, err error) error { c.Check(path, Equals, realTemp) c.Check(err, IsNil) return nil }) } { i = 0 cr.Container.Mounts = make(map[string]arvados.Mount) cr.Container.Mounts["/tmp"] = arvados.Mount{Kind: "tmp"} cr.OutputPath = "/tmp" err := cr.SetupMounts() c.Check(err, IsNil) c.Check(am.Cmd, DeepEquals, []string{"--foreground", "--allow-other", "--read-write", "--mount-by-pdh", "by_id", realTemp + "/keep1"}) c.Check(cr.Binds, DeepEquals, []string{realTemp + "/2:/tmp"}) cr.CleanupDirs() checkEmpty() } { i = 0 cr.Container.Mounts = map[string]arvados.Mount{ "/keeptmp": {Kind: "collection", Writable: true}, } cr.OutputPath = "/keeptmp" os.MkdirAll(realTemp+"/keep1/tmp0", os.ModePerm) err := cr.SetupMounts() c.Check(err, IsNil) c.Check(am.Cmd, DeepEquals, []string{"--foreground", "--allow-other", "--read-write", "--mount-tmp", "tmp0", "--mount-by-pdh", "by_id", realTemp + "/keep1"}) c.Check(cr.Binds, DeepEquals, []string{realTemp + "/keep1/tmp0:/keeptmp"}) cr.CleanupDirs() checkEmpty() } { i = 0 cr.Container.Mounts = map[string]arvados.Mount{ "/keepinp": {Kind: "collection", PortableDataHash: "59389a8f9ee9d399be35462a0f92541c+53"}, "/keepout": {Kind: "collection", Writable: true}, } cr.OutputPath = "/keepout" os.MkdirAll(realTemp+"/keep1/by_id/59389a8f9ee9d399be35462a0f92541c+53", os.ModePerm) os.MkdirAll(realTemp+"/keep1/tmp0", os.ModePerm) err := cr.SetupMounts() c.Check(err, IsNil) c.Check(am.Cmd, DeepEquals, []string{"--foreground", "--allow-other", "--read-write", "--mount-tmp", "tmp0", "--mount-by-pdh", "by_id", realTemp + "/keep1"}) sort.StringSlice(cr.Binds).Sort() c.Check(cr.Binds, DeepEquals, []string{realTemp + "/keep1/by_id/59389a8f9ee9d399be35462a0f92541c+53:/keepinp:ro", realTemp + "/keep1/tmp0:/keepout"}) cr.CleanupDirs() checkEmpty() } for _, test := range []struct { in interface{} out string }{ {in: "foo", out: `"foo"`}, {in: nil, out: `null`}, {in: map[string]int{"foo": 123}, out: `{"foo":123}`}, } { i = 0 cr.Container.Mounts = map[string]arvados.Mount{ "/mnt/test.json": {Kind: "json", Content: test.in}, } err := cr.SetupMounts() c.Check(err, IsNil) sort.StringSlice(cr.Binds).Sort() c.Check(cr.Binds, DeepEquals, []string{realTemp + "/2/mountdata.json:/mnt/test.json:ro"}) content, err := ioutil.ReadFile(realTemp + "/2/mountdata.json") c.Check(err, IsNil) c.Check(content, DeepEquals, []byte(test.out)) cr.CleanupDirs() checkEmpty() } } func (s *TestSuite) TestStdout(c *C) { helperRecord := `{ "command": ["/bin/sh", "-c", "echo $FROBIZ"], "container_image": "d4ab34d3d4f8a72f5c4973051ae69fab+122", "cwd": "/bin", "environment": {"FROBIZ": "bilbo"}, "mounts": {"/tmp": {"kind": "tmp"}, "stdout": {"kind": "file", "path": "/tmp/a/b/c.out"} }, "output_path": "/tmp", "priority": 1, "runtime_constraints": {} }` api, _ := FullRunHelper(c, helperRecord, func(t *TestDockerClient) { t.logWriter.Write(dockerLog(1, t.env[0][7:]+"\n")) t.logWriter.Close() t.finish <- dockerclient.WaitResult{ExitCode: 0} }) c.Check(api.CalledWith("container.exit_code", 0), NotNil) c.Check(api.CalledWith("container.state", "Complete"), NotNil) c.Check(api.CalledWith("collection.manifest_text", "./a/b 307372fa8fd5c146b22ae7a45b49bc31+6 0:6:c.out\n"), NotNil) } // Used by the TestStdoutWithWrongPath*() func StdoutErrorRunHelper(c *C, record string, fn func(t *TestDockerClient)) (api *ArvTestClient, cr *ContainerRunner, err error) { rec := arvados.Container{} err = json.Unmarshal([]byte(record), &rec) c.Check(err, IsNil) docker := NewTestDockerClient() docker.fn = fn docker.RemoveImage(hwImageId, true) api = &ArvTestClient{Container: rec} cr = NewContainerRunner(api, &KeepTestClient{}, docker, "zzzzz-zzzzz-zzzzzzzzzzzzzzz") am := &ArvMountCmdLine{} cr.RunArvMount = am.ArvMountTest err = cr.Run() return } func (s *TestSuite) TestStdoutWithWrongPath(c *C) { _, _, err := StdoutErrorRunHelper(c, `{ "mounts": {"/tmp": {"kind": "tmp"}, "stdout": {"kind": "file", "path":"/tmpa.out"} }, "output_path": "/tmp" }`, func(t *TestDockerClient) {}) c.Check(err, NotNil) c.Check(strings.Contains(err.Error(), "Stdout path does not start with OutputPath"), Equals, true) } func (s *TestSuite) TestStdoutWithWrongKindTmp(c *C) { _, _, err := StdoutErrorRunHelper(c, `{ "mounts": {"/tmp": {"kind": "tmp"}, "stdout": {"kind": "tmp", "path":"/tmp/a.out"} }, "output_path": "/tmp" }`, func(t *TestDockerClient) {}) c.Check(err, NotNil) c.Check(strings.Contains(err.Error(), "Unsupported mount kind 'tmp' for stdout"), Equals, true) } func (s *TestSuite) TestStdoutWithWrongKindCollection(c *C) { _, _, err := StdoutErrorRunHelper(c, `{ "mounts": {"/tmp": {"kind": "tmp"}, "stdout": {"kind": "collection", "path":"/tmp/a.out"} }, "output_path": "/tmp" }`, func(t *TestDockerClient) {}) c.Check(err, NotNil) c.Check(strings.Contains(err.Error(), "Unsupported mount kind 'collection' for stdout"), Equals, true) }