lib/crunchrun/integration_test.go

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: AGPL-3.0
   4
   5 package crunchrun
   6
   7 import (
   8         "bytes"
   9         "fmt"
  10         "io"
  11         "io/ioutil"
  12         "os"
  13         "os/exec"
  14         "strings"
  15
  16         "git.arvados.org/arvados.git/sdk/go/arvados"
  17         "git.arvados.org/arvados.git/sdk/go/arvadosclient"
  18         "git.arvados.org/arvados.git/sdk/go/arvadostest"
  19         "git.arvados.org/arvados.git/sdk/go/keepclient"
  20         . "gopkg.in/check.v1"
  21 )
  22
  23 var _ = Suite(&integrationSuite{})
  24
  25 type integrationSuite struct {
  26         engine string
  27         image  arvados.Collection
  28         input  arvados.Collection
  29         stdin  bytes.Buffer
  30         stdout bytes.Buffer
  31         stderr bytes.Buffer
  32         cr     arvados.ContainerRequest
  33         client *arvados.Client
  34         ac     *arvadosclient.ArvadosClient
  35         kc     *keepclient.KeepClient
  36 }
  37
  38 func (s *integrationSuite) SetUpSuite(c *C) {
  39         _, err := exec.LookPath("docker")
  40         if err != nil {
  41                 c.Skip("looks like docker is not installed")
  42         }
  43
  44         arvadostest.StartKeep(2, true)
  45
  46         out, err := exec.Command("docker", "load", "--input", busyboxDockerImage(c)).CombinedOutput()
  47         c.Log(string(out))
  48         c.Assert(err, IsNil)
  49         out, err = exec.Command("arv-keepdocker", "--no-resume", "busybox:uclibc").Output()
  50         imageUUID := strings.TrimSpace(string(out))
  51         c.Logf("image uuid %s", imageUUID)
  52         c.Assert(err, IsNil)
  53         err = arvados.NewClientFromEnv().RequestAndDecode(&s.image, "GET", "arvados/v1/collections/"+imageUUID, nil, nil)
  54         c.Assert(err, IsNil)
  55         c.Logf("image pdh %s", s.image.PortableDataHash)
  56
  57         s.client = arvados.NewClientFromEnv()
  58         s.ac, err = arvadosclient.New(s.client)
  59         c.Assert(err, IsNil)
  60         s.kc = keepclient.New(s.ac)
  61         fs, err := s.input.FileSystem(s.client, s.kc)
  62         c.Assert(err, IsNil)
  63         f, err := fs.OpenFile("inputfile", os.O_CREATE|os.O_WRONLY, 0755)
  64         c.Assert(err, IsNil)
  65         _, err = f.Write([]byte("inputdata"))
  66         c.Assert(err, IsNil)
  67         err = f.Close()
  68         c.Assert(err, IsNil)
  69         s.input.ManifestText, err = fs.MarshalManifest(".")
  70         c.Assert(err, IsNil)
  71         err = s.client.RequestAndDecode(&s.input, "POST", "arvados/v1/collections", nil, map[string]interface{}{
  72                 "ensure_unique_name": true,
  73                 "collection": map[string]interface{}{
  74                         "manifest_text": s.input.ManifestText,
  75                 },
  76         })
  77         c.Assert(err, IsNil)
  78         c.Logf("input pdh %s", s.input.PortableDataHash)
  79 }
  80
  81 func (s *integrationSuite) TearDownSuite(c *C) {
  82         err := s.client.RequestAndDecode(nil, "POST", "database/reset", nil, nil)
  83         c.Check(err, IsNil)
  84 }
  85
  86 func (s *integrationSuite) SetUpTest(c *C) {
  87         s.engine = "docker"
  88         s.stdin = bytes.Buffer{}
  89         s.stdout = bytes.Buffer{}
  90         s.stderr = bytes.Buffer{}
  91         s.cr = arvados.ContainerRequest{
  92                 Priority:       1,
  93                 State:          "Committed",
  94                 OutputPath:     "/mnt/out",
  95                 ContainerImage: s.image.PortableDataHash,
  96                 Mounts: map[string]arvados.Mount{
  97                         "/mnt/json": {
  98                                 Kind: "json",
  99                                 Content: []interface{}{
 100                                         "foo",
 101                                         map[string]string{"foo": "bar"},
 102                                         nil,
 103                                 },
 104                         },
 105                         "/mnt/in": {
 106                                 Kind:             "collection",
 107                                 PortableDataHash: s.input.PortableDataHash,
 108                         },
 109                         "/mnt/out": {
 110                                 Kind:     "tmp",
 111                                 Capacity: 1000,
 112                         },
 113                 },
 114                 RuntimeConstraints: arvados.RuntimeConstraints{
 115                         RAM:   128000000,
 116                         VCPUs: 1,
 117                         API:   true,
 118                 },
 119         }
 120 }
 121
 122 func (s *integrationSuite) setup(c *C) {
 123         err := s.client.RequestAndDecode(&s.cr, "POST", "arvados/v1/container_requests", nil, map[string]interface{}{"container_request": map[string]interface{}{
 124                 "priority":            s.cr.Priority,
 125                 "state":               s.cr.State,
 126                 "command":             s.cr.Command,
 127                 "output_path":         s.cr.OutputPath,
 128                 "container_image":     s.cr.ContainerImage,
 129                 "mounts":              s.cr.Mounts,
 130                 "runtime_constraints": s.cr.RuntimeConstraints,
 131                 "use_existing":        false,
 132         }})
 133         c.Assert(err, IsNil)
 134         c.Assert(s.cr.ContainerUUID, Not(Equals), "")
 135         err = s.client.RequestAndDecode(nil, "POST", "arvados/v1/containers/"+s.cr.ContainerUUID+"/lock", nil, nil)
 136         c.Assert(err, IsNil)
 137 }
 138
 139 func (s *integrationSuite) TestRunTrivialContainerWithDocker(c *C) {
 140         s.engine = "docker"
 141         s.testRunTrivialContainer(c)
 142 }
 143
 144 func (s *integrationSuite) TestRunTrivialContainerWithSingularity(c *C) {
 145         s.engine = "singularity"
 146         s.testRunTrivialContainer(c)
 147 }
 148
 149 func (s *integrationSuite) testRunTrivialContainer(c *C) {
 150         if err := exec.Command("which", s.engine).Run(); err != nil {
 151                 c.Skip(fmt.Sprintf("%s: %s", s.engine, err))
 152         }
 153         s.cr.Command = []string{"sh", "-c", "cat /mnt/in/inputfile >/mnt/out/inputfile && cat /mnt/json >/mnt/out/json && ! touch /mnt/in/shouldbereadonly && mkdir /mnt/out/emptydir"}
 154         s.setup(c)
 155         code := command{}.RunCommand("crunch-run", []string{
 156                 "-runtime-engine=" + s.engine,
 157                 "-enable-memory-limit=false",
 158                 s.cr.ContainerUUID,
 159         }, &s.stdin, io.MultiWriter(&s.stdout, os.Stderr), io.MultiWriter(&s.stderr, os.Stderr))
 160         c.Check(code, Equals, 0)
 161         err := s.client.RequestAndDecode(&s.cr, "GET", "arvados/v1/container_requests/"+s.cr.UUID, nil, nil)
 162         c.Assert(err, IsNil)
 163         c.Logf("Finished container request: %#v", s.cr)
 164
 165         var log arvados.Collection
 166         err = s.client.RequestAndDecode(&log, "GET", "arvados/v1/collections/"+s.cr.LogUUID, nil, nil)
 167         c.Assert(err, IsNil)
 168         fs, err := log.FileSystem(s.client, s.kc)
 169         c.Assert(err, IsNil)
 170         if d, err := fs.Open("/"); c.Check(err, IsNil) {
 171                 fis, err := d.Readdir(-1)
 172                 c.Assert(err, IsNil)
 173                 for _, fi := range fis {
 174                         if fi.IsDir() {
 175                                 continue
 176                         }
 177                         f, err := fs.Open(fi.Name())
 178                         c.Assert(err, IsNil)
 179                         buf, err := ioutil.ReadAll(f)
 180                         c.Assert(err, IsNil)
 181                         c.Logf("\n===== %s =====\n%s", fi.Name(), buf)
 182                 }
 183         }
 184
 185         var output arvados.Collection
 186         err = s.client.RequestAndDecode(&output, "GET", "arvados/v1/collections/"+s.cr.OutputUUID, nil, nil)
 187         c.Assert(err, IsNil)
 188         fs, err = output.FileSystem(s.client, s.kc)
 189         c.Assert(err, IsNil)
 190         if f, err := fs.Open("inputfile"); c.Check(err, IsNil) {
 191                 defer f.Close()
 192                 buf, err := ioutil.ReadAll(f)
 193                 c.Check(err, IsNil)
 194                 c.Check(string(buf), Equals, "inputdata")
 195         }
 196         if f, err := fs.Open("json"); c.Check(err, IsNil) {
 197                 defer f.Close()
 198                 buf, err := ioutil.ReadAll(f)
 199                 c.Check(err, IsNil)
 200                 c.Check(string(buf), Equals, `["foo",{"foo":"bar"},null]`)
 201         }
 202         if fi, err := fs.Stat("emptydir"); c.Check(err, IsNil) {
 203                 c.Check(fi.IsDir(), Equals, true)
 204         }
 205         if d, err := fs.Open("emptydir"); c.Check(err, IsNil) {
 206                 defer d.Close()
 207                 fis, err := d.Readdir(-1)
 208                 c.Assert(err, IsNil)
 209                 // crunch-run still saves a ".keep" file to preserve
 210                 // empty dirs even though that shouldn't be
 211                 // necessary. Ideally we would do:
 212                 // c.Check(fis, HasLen, 0)
 213                 for _, fi := range fis {
 214                         c.Check(fi.Name(), Equals, ".keep")
 215                 }
 216         }
 217 }