lib/controller/integration_test.go

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: AGPL-3.0
   4
   5 package controller
   6
   7 import (
   8         "bytes"
   9         "encoding/json"
  10         "fmt"
  11         "io"
  12         "io/ioutil"
  13         "math"
  14         "net"
  15         "net/http"
  16         "os"
  17         "os/exec"
  18         "path/filepath"
  19         "strconv"
  20         "strings"
  21
  22         "git.arvados.org/arvados.git/lib/config"
  23         "git.arvados.org/arvados.git/sdk/go/arvados"
  24         "git.arvados.org/arvados.git/sdk/go/arvadostest"
  25         "git.arvados.org/arvados.git/sdk/go/ctxlog"
  26         check "gopkg.in/check.v1"
  27 )
  28
  29 var _ = check.Suite(&IntegrationSuite{})
  30
  31 type IntegrationSuite struct {
  32         testClusters map[string]*arvadostest.TestCluster
  33         oidcprovider *arvadostest.OIDCProvider
  34 }
  35
  36 func (s *IntegrationSuite) SetUpSuite(c *check.C) {
  37         if forceLegacyAPI14 {
  38                 c.Skip("heavy integration tests don't run with forceLegacyAPI14")
  39                 return
  40         }
  41
  42         cwd, _ := os.Getwd()
  43
  44         s.oidcprovider = arvadostest.NewOIDCProvider(c)
  45         s.oidcprovider.AuthEmail = "user@example.com"
  46         s.oidcprovider.AuthEmailVerified = true
  47         s.oidcprovider.AuthName = "Example User"
  48         s.oidcprovider.ValidClientID = "clientid"
  49         s.oidcprovider.ValidClientSecret = "clientsecret"
  50
  51         s.testClusters = map[string]*arvadostest.TestCluster{
  52                 "z1111": nil,
  53                 "z2222": nil,
  54                 "z3333": nil,
  55         }
  56         hostport := map[string]string{}
  57         for id := range s.testClusters {
  58                 hostport[id] = func() string {
  59                         // TODO: Instead of expecting random ports on
  60                         // 127.0.0.11, 22, 33 to be race-safe, try
  61                         // different 127.x.y.z until finding one that
  62                         // isn't in use.
  63                         ln, err := net.Listen("tcp", ":0")
  64                         c.Assert(err, check.IsNil)
  65                         ln.Close()
  66                         _, port, err := net.SplitHostPort(ln.Addr().String())
  67                         c.Assert(err, check.IsNil)
  68                         return "127.0.0." + id[3:] + ":" + port
  69                 }()
  70         }
  71         for id := range s.testClusters {
  72                 yaml := `Clusters:
  73   ` + id + `:
  74     Services:
  75       Controller:
  76         ExternalURL: https://` + hostport[id] + `
  77     TLS:
  78       Insecure: true
  79     SystemLogs:
  80       Format: text
  81     RemoteClusters:
  82       z1111:
  83         Host: ` + hostport["z1111"] + `
  84         Scheme: https
  85         Insecure: true
  86         Proxy: true
  87         ActivateUsers: true
  88 `
  89                 if id != "z2222" {
  90                         yaml += `      z2222:
  91         Host: ` + hostport["z2222"] + `
  92         Scheme: https
  93         Insecure: true
  94         Proxy: true
  95         ActivateUsers: true
  96 `
  97                 }
  98                 if id != "z3333" {
  99                         yaml += `      z3333:
 100         Host: ` + hostport["z3333"] + `
 101         Scheme: https
 102         Insecure: true
 103         Proxy: true
 104         ActivateUsers: true
 105 `
 106                 }
 107                 if id == "z1111" {
 108                         yaml += `
 109     Login:
 110       LoginCluster: z1111
 111       OpenIDConnect:
 112         Enable: true
 113         Issuer: ` + s.oidcprovider.Issuer.URL + `
 114         ClientID: ` + s.oidcprovider.ValidClientID + `
 115         ClientSecret: ` + s.oidcprovider.ValidClientSecret + `
 116         EmailClaim: email
 117         EmailVerifiedClaim: email_verified
 118 `
 119                 } else {
 120                         yaml += `
 121     Login:
 122       LoginCluster: z1111
 123 `
 124                 }
 125
 126                 loader := config.NewLoader(bytes.NewBufferString(yaml), ctxlog.TestLogger(c))
 127                 loader.Path = "-"
 128                 loader.SkipLegacy = true
 129                 loader.SkipAPICalls = true
 130                 cfg, err := loader.Load()
 131                 c.Assert(err, check.IsNil)
 132                 tc := arvadostest.NewTestCluster(
 133                         filepath.Join(cwd, "..", ".."),
 134                         id, cfg, "127.0.0."+id[3:], c.Log)
 135                 s.testClusters[id] = tc
 136                 s.testClusters[id].Start()
 137         }
 138         for _, tc := range s.testClusters {
 139                 ok := tc.WaitReady()
 140                 c.Assert(ok, check.Equals, true)
 141         }
 142 }
 143
 144 func (s *IntegrationSuite) TearDownSuite(c *check.C) {
 145         for _, c := range s.testClusters {
 146                 c.Super.Stop()
 147         }
 148 }
 149
 150 func (s *IntegrationSuite) TestGetCollectionByPDH(c *check.C) {
 151         conn1 := s.testClusters["z1111"].Conn()
 152         rootctx1, _, _ := s.testClusters["z1111"].RootClients()
 153         conn3 := s.testClusters["z3333"].Conn()
 154         userctx1, ac1, kc1, _ := s.testClusters["z1111"].UserClients(rootctx1, c, conn1, s.oidcprovider.AuthEmail, true)
 155
 156         // Create the collection to find its PDH (but don't save it
 157         // anywhere yet)
 158         var coll1 arvados.Collection
 159         fs1, err := coll1.FileSystem(ac1, kc1)
 160         c.Assert(err, check.IsNil)
 161         f, err := fs1.OpenFile("test.txt", os.O_CREATE|os.O_RDWR, 0777)
 162         c.Assert(err, check.IsNil)
 163         _, err = io.WriteString(f, "IntegrationSuite.TestGetCollectionByPDH")
 164         c.Assert(err, check.IsNil)
 165         err = f.Close()
 166         c.Assert(err, check.IsNil)
 167         mtxt, err := fs1.MarshalManifest(".")
 168         c.Assert(err, check.IsNil)
 169         pdh := arvados.PortableDataHash(mtxt)
 170
 171         // Looking up the PDH before saving returns 404 if cycle
 172         // detection is working.
 173         _, err = conn1.CollectionGet(userctx1, arvados.GetOptions{UUID: pdh})
 174         c.Assert(err, check.ErrorMatches, `.*404 Not Found.*`)
 175
 176         // Save the collection on cluster z1111.
 177         coll1, err = conn1.CollectionCreate(userctx1, arvados.CreateOptions{Attrs: map[string]interface{}{
 178                 "manifest_text": mtxt,
 179         }})
 180         c.Assert(err, check.IsNil)
 181
 182         // Retrieve the collection from cluster z3333.
 183         coll, err := conn3.CollectionGet(userctx1, arvados.GetOptions{UUID: pdh})
 184         c.Check(err, check.IsNil)
 185         c.Check(coll.PortableDataHash, check.Equals, pdh)
 186 }
 187
 188 func (s *IntegrationSuite) TestS3WithFederatedToken(c *check.C) {
 189         if _, err := exec.LookPath("s3cmd"); err != nil {
 190                 c.Skip("s3cmd not in PATH")
 191                 return
 192         }
 193
 194         testText := "IntegrationSuite.TestS3WithFederatedToken"
 195
 196         conn1 := s.testClusters["z1111"].Conn()
 197         rootctx1, _, _ := s.testClusters["z1111"].RootClients()
 198         userctx1, ac1, _, _ := s.testClusters["z1111"].UserClients(rootctx1, c, conn1, s.oidcprovider.AuthEmail, true)
 199         conn3 := s.testClusters["z3333"].Conn()
 200
 201         createColl := func(clusterID string) arvados.Collection {
 202                 _, ac, kc := s.testClusters[clusterID].ClientsWithToken(ac1.AuthToken)
 203                 var coll arvados.Collection
 204                 fs, err := coll.FileSystem(ac, kc)
 205                 c.Assert(err, check.IsNil)
 206                 f, err := fs.OpenFile("test.txt", os.O_CREATE|os.O_RDWR, 0777)
 207                 c.Assert(err, check.IsNil)
 208                 _, err = io.WriteString(f, testText)
 209                 c.Assert(err, check.IsNil)
 210                 err = f.Close()
 211                 c.Assert(err, check.IsNil)
 212                 mtxt, err := fs.MarshalManifest(".")
 213                 c.Assert(err, check.IsNil)
 214                 coll, err = s.testClusters[clusterID].Conn().CollectionCreate(userctx1, arvados.CreateOptions{Attrs: map[string]interface{}{
 215                         "manifest_text": mtxt,
 216                 }})
 217                 c.Assert(err, check.IsNil)
 218                 return coll
 219         }
 220
 221         for _, trial := range []struct {
 222                 clusterID string // create the collection on this cluster (then use z3333 to access it)
 223                 token     string
 224         }{
 225                 // Try the hardest test first: z3333 hasn't seen
 226                 // z1111's token yet, and we're just passing the
 227                 // opaque secret part, so z3333 has to guess that it
 228                 // belongs to z1111.
 229                 {"z1111", strings.Split(ac1.AuthToken, "/")[2]},
 230                 {"z3333", strings.Split(ac1.AuthToken, "/")[2]},
 231                 {"z1111", strings.Replace(ac1.AuthToken, "/", "_", -1)},
 232                 {"z3333", strings.Replace(ac1.AuthToken, "/", "_", -1)},
 233         } {
 234                 c.Logf("================ %v", trial)
 235                 coll := createColl(trial.clusterID)
 236
 237                 cfgjson, err := conn3.ConfigGet(userctx1)
 238                 c.Assert(err, check.IsNil)
 239                 var cluster arvados.Cluster
 240                 err = json.Unmarshal(cfgjson, &cluster)
 241                 c.Assert(err, check.IsNil)
 242
 243                 c.Logf("TokenV2 is %s", ac1.AuthToken)
 244                 host := cluster.Services.WebDAV.ExternalURL.Host
 245                 s3args := []string{
 246                         "--ssl", "--no-check-certificate",
 247                         "--host=" + host, "--host-bucket=" + host,
 248                         "--access_key=" + trial.token, "--secret_key=" + trial.token,
 249                 }
 250                 buf, err := exec.Command("s3cmd", append(s3args, "ls", "s3://"+coll.UUID)...).CombinedOutput()
 251                 c.Check(err, check.IsNil)
 252                 c.Check(string(buf), check.Matches, `.* `+fmt.Sprintf("%d", len(testText))+` +s3://`+coll.UUID+`/test.txt\n`)
 253
 254                 buf, _ = exec.Command("s3cmd", append(s3args, "get", "s3://"+coll.UUID+"/test.txt", c.MkDir()+"/tmpfile")...).CombinedOutput()
 255                 // Command fails because we don't return Etag header.
 256                 flen := strconv.Itoa(len(testText))
 257                 c.Check(string(buf), check.Matches, `(?ms).*`+flen+` (bytes in|of `+flen+`).*`)
 258         }
 259 }
 260
 261 func (s *IntegrationSuite) TestGetCollectionAsAnonymous(c *check.C) {
 262         conn1 := s.testClusters["z1111"].Conn()
 263         conn3 := s.testClusters["z3333"].Conn()
 264         rootctx1, rootac1, rootkc1 := s.testClusters["z1111"].RootClients()
 265         anonctx3, anonac3, _ := s.testClusters["z3333"].AnonymousClients()
 266
 267         // Make sure anonymous token was set
 268         c.Assert(anonac3.AuthToken, check.Not(check.Equals), "")
 269
 270         // Create the collection to find its PDH (but don't save it
 271         // anywhere yet)
 272         var coll1 arvados.Collection
 273         fs1, err := coll1.FileSystem(rootac1, rootkc1)
 274         c.Assert(err, check.IsNil)
 275         f, err := fs1.OpenFile("test.txt", os.O_CREATE|os.O_RDWR, 0777)
 276         c.Assert(err, check.IsNil)
 277         _, err = io.WriteString(f, "IntegrationSuite.TestGetCollectionAsAnonymous")
 278         c.Assert(err, check.IsNil)
 279         err = f.Close()
 280         c.Assert(err, check.IsNil)
 281         mtxt, err := fs1.MarshalManifest(".")
 282         c.Assert(err, check.IsNil)
 283         pdh := arvados.PortableDataHash(mtxt)
 284
 285         // Save the collection on cluster z1111.
 286         coll1, err = conn1.CollectionCreate(rootctx1, arvados.CreateOptions{Attrs: map[string]interface{}{
 287                 "manifest_text": mtxt,
 288         }})
 289         c.Assert(err, check.IsNil)
 290
 291         // Share it with the anonymous users group.
 292         var outLink arvados.Link
 293         err = rootac1.RequestAndDecode(&outLink, "POST", "/arvados/v1/links", nil,
 294                 map[string]interface{}{"link": map[string]interface{}{
 295                         "link_class": "permission",
 296                         "name":       "can_read",
 297                         "tail_uuid":  "z1111-j7d0g-anonymouspublic",
 298                         "head_uuid":  coll1.UUID,
 299                 },
 300                 })
 301         c.Check(err, check.IsNil)
 302
 303         // Current user should be z3 anonymous user
 304         outUser, err := anonac3.CurrentUser()
 305         c.Check(err, check.IsNil)
 306         c.Check(outUser.UUID, check.Equals, "z3333-tpzed-anonymouspublic")
 307
 308         // Get the token uuid
 309         var outAuth arvados.APIClientAuthorization
 310         err = anonac3.RequestAndDecode(&outAuth, "GET", "/arvados/v1/api_client_authorizations/current", nil, nil)
 311         c.Check(err, check.IsNil)
 312
 313         // Make a v2 token of the z3 anonymous user, and use it on z1
 314         _, anonac1, _ := s.testClusters["z1111"].ClientsWithToken(outAuth.TokenV2())
 315         outUser2, err := anonac1.CurrentUser()
 316         c.Check(err, check.IsNil)
 317         // z3 anonymous user will be mapped to the z1 anonymous user
 318         c.Check(outUser2.UUID, check.Equals, "z1111-tpzed-anonymouspublic")
 319
 320         // Retrieve the collection (which is on z1) using anonymous from cluster z3333.
 321         coll, err := conn3.CollectionGet(anonctx3, arvados.GetOptions{UUID: coll1.UUID})
 322         c.Check(err, check.IsNil)
 323         c.Check(coll.PortableDataHash, check.Equals, pdh)
 324 }
 325
 326 // Get a token from the login cluster (z1111), use it to submit a
 327 // container request on z2222.
 328 func (s *IntegrationSuite) TestCreateContainerRequestWithFedToken(c *check.C) {
 329         conn1 := s.testClusters["z1111"].Conn()
 330         rootctx1, _, _ := s.testClusters["z1111"].RootClients()
 331         _, ac1, _, _ := s.testClusters["z1111"].UserClients(rootctx1, c, conn1, s.oidcprovider.AuthEmail, true)
 332
 333         // Use ac2 to get the discovery doc with a blank token, so the
 334         // SDK doesn't magically pass the z1111 token to z2222 before
 335         // we're ready to start our test.
 336         _, ac2, _ := s.testClusters["z2222"].ClientsWithToken("")
 337         var dd map[string]interface{}
 338         err := ac2.RequestAndDecode(&dd, "GET", "discovery/v1/apis/arvados/v1/rest", nil, nil)
 339         c.Assert(err, check.IsNil)
 340
 341         var (
 342                 body bytes.Buffer
 343                 req  *http.Request
 344                 resp *http.Response
 345                 u    arvados.User
 346                 cr   arvados.ContainerRequest
 347         )
 348         json.NewEncoder(&body).Encode(map[string]interface{}{
 349                 "container_request": map[string]interface{}{
 350                         "command":         []string{"echo"},
 351                         "container_image": "d41d8cd98f00b204e9800998ecf8427e+0",
 352                         "cwd":             "/",
 353                         "output_path":     "/",
 354                 },
 355         })
 356         ac2.AuthToken = ac1.AuthToken
 357
 358         c.Log("...post CR with good (but not yet cached) token")
 359         cr = arvados.ContainerRequest{}
 360         req, err = http.NewRequest("POST", "https://"+ac2.APIHost+"/arvados/v1/container_requests", bytes.NewReader(body.Bytes()))
 361         c.Assert(err, check.IsNil)
 362         req.Header.Set("Content-Type", "application/json")
 363         err = ac2.DoAndDecode(&cr, req)
 364         c.Logf("err == %#v", err)
 365
 366         c.Log("...get user with good token")
 367         u = arvados.User{}
 368         req, err = http.NewRequest("GET", "https://"+ac2.APIHost+"/arvados/v1/users/current", nil)
 369         c.Assert(err, check.IsNil)
 370         err = ac2.DoAndDecode(&u, req)
 371         c.Check(err, check.IsNil)
 372         c.Check(u.UUID, check.Matches, "z1111-tpzed-.*")
 373
 374         c.Log("...post CR with good cached token")
 375         cr = arvados.ContainerRequest{}
 376         req, err = http.NewRequest("POST", "https://"+ac2.APIHost+"/arvados/v1/container_requests", bytes.NewReader(body.Bytes()))
 377         c.Assert(err, check.IsNil)
 378         req.Header.Set("Content-Type", "application/json")
 379         err = ac2.DoAndDecode(&cr, req)
 380         c.Check(err, check.IsNil)
 381         c.Check(cr.UUID, check.Matches, "z2222-.*")
 382
 383         c.Log("...post with good cached token ('OAuth2 ...')")
 384         cr = arvados.ContainerRequest{}
 385         req, err = http.NewRequest("POST", "https://"+ac2.APIHost+"/arvados/v1/container_requests", bytes.NewReader(body.Bytes()))
 386         c.Assert(err, check.IsNil)
 387         req.Header.Set("Content-Type", "application/json")
 388         req.Header.Set("Authorization", "OAuth2 "+ac2.AuthToken)
 389         resp, err = arvados.InsecureHTTPClient.Do(req)
 390         if c.Check(err, check.IsNil) {
 391                 err = json.NewDecoder(resp.Body).Decode(&cr)
 392                 c.Check(err, check.IsNil)
 393                 c.Check(cr.UUID, check.Matches, "z2222-.*")
 394         }
 395 }
 396
 397 // Test for bug #16263
 398 func (s *IntegrationSuite) TestListUsers(c *check.C) {
 399         rootctx1, _, _ := s.testClusters["z1111"].RootClients()
 400         conn1 := s.testClusters["z1111"].Conn()
 401         conn3 := s.testClusters["z3333"].Conn()
 402         userctx1, _, _, _ := s.testClusters["z1111"].UserClients(rootctx1, c, conn1, s.oidcprovider.AuthEmail, true)
 403
 404         // Make sure LoginCluster is properly configured
 405         for cls := range s.testClusters {
 406                 c.Check(
 407                         s.testClusters[cls].Config.Clusters[cls].Login.LoginCluster,
 408                         check.Equals, "z1111",
 409                         check.Commentf("incorrect LoginCluster config on cluster %q", cls))
 410         }
 411         // Make sure z1111 has users with NULL usernames
 412         lst, err := conn1.UserList(rootctx1, arvados.ListOptions{
 413                 Limit: math.MaxInt64, // check that large limit works (see #16263)
 414         })
 415         nullUsername := false
 416         c.Assert(err, check.IsNil)
 417         c.Assert(len(lst.Items), check.Not(check.Equals), 0)
 418         for _, user := range lst.Items {
 419                 if user.Username == "" {
 420                         nullUsername = true
 421                 }
 422         }
 423         c.Assert(nullUsername, check.Equals, true)
 424
 425         user1, err := conn1.UserGetCurrent(userctx1, arvados.GetOptions{})
 426         c.Assert(err, check.IsNil)
 427         c.Check(user1.IsActive, check.Equals, true)
 428
 429         // Ask for the user list on z3333 using z1111's system root token
 430         lst, err = conn3.UserList(rootctx1, arvados.ListOptions{Limit: -1})
 431         c.Assert(err, check.IsNil)
 432         found := false
 433         for _, user := range lst.Items {
 434                 if user.UUID == user1.UUID {
 435                         c.Check(user.IsActive, check.Equals, true)
 436                         found = true
 437                         break
 438                 }
 439         }
 440         c.Check(found, check.Equals, true)
 441
 442         // Deactivate user acct on z1111
 443         _, err = conn1.UserUnsetup(rootctx1, arvados.GetOptions{UUID: user1.UUID})
 444         c.Assert(err, check.IsNil)
 445
 446         // Get user list from z3333, check the returned z1111 user is
 447         // deactivated
 448         lst, err = conn3.UserList(rootctx1, arvados.ListOptions{Limit: -1})
 449         c.Assert(err, check.IsNil)
 450         found = false
 451         for _, user := range lst.Items {
 452                 if user.UUID == user1.UUID {
 453                         c.Check(user.IsActive, check.Equals, false)
 454                         found = true
 455                         break
 456                 }
 457         }
 458         c.Check(found, check.Equals, true)
 459
 460         // Deactivated user can see is_active==false via "get current
 461         // user" API
 462         user1, err = conn3.UserGetCurrent(userctx1, arvados.GetOptions{})
 463         c.Assert(err, check.IsNil)
 464         c.Check(user1.IsActive, check.Equals, false)
 465 }
 466
 467 func (s *IntegrationSuite) TestSetupUserWithVM(c *check.C) {
 468         conn1 := s.testClusters["z1111"].Conn()
 469         conn3 := s.testClusters["z3333"].Conn()
 470         rootctx1, rootac1, _ := s.testClusters["z1111"].RootClients()
 471
 472         // Create user on LoginCluster z1111
 473         _, _, _, user := s.testClusters["z1111"].UserClients(rootctx1, c, conn1, s.oidcprovider.AuthEmail, true)
 474
 475         // Make a new root token (because rootClients() uses SystemRootToken)
 476         var outAuth arvados.APIClientAuthorization
 477         err := rootac1.RequestAndDecode(&outAuth, "POST", "/arvados/v1/api_client_authorizations", nil, nil)
 478         c.Check(err, check.IsNil)
 479
 480         // Make a v2 root token to communicate with z3333
 481         rootctx3, rootac3, _ := s.testClusters["z3333"].ClientsWithToken(outAuth.TokenV2())
 482
 483         // Create VM on z3333
 484         var outVM arvados.VirtualMachine
 485         err = rootac3.RequestAndDecode(&outVM, "POST", "/arvados/v1/virtual_machines", nil,
 486                 map[string]interface{}{"virtual_machine": map[string]interface{}{
 487                         "hostname": "example",
 488                 },
 489                 })
 490         c.Check(outVM.UUID[0:5], check.Equals, "z3333")
 491         c.Check(err, check.IsNil)
 492
 493         // Make sure z3333 user list is up to date
 494         _, err = conn3.UserList(rootctx3, arvados.ListOptions{Limit: 1000})
 495         c.Check(err, check.IsNil)
 496
 497         // Try to set up user on z3333 with the VM
 498         _, err = conn3.UserSetup(rootctx3, arvados.UserSetupOptions{UUID: user.UUID, VMUUID: outVM.UUID})
 499         c.Check(err, check.IsNil)
 500
 501         var outLinks arvados.LinkList
 502         err = rootac3.RequestAndDecode(&outLinks, "GET", "/arvados/v1/links", nil,
 503                 arvados.ListOptions{
 504                         Limit: 1000,
 505                         Filters: []arvados.Filter{
 506                                 {
 507                                         Attr:     "tail_uuid",
 508                                         Operator: "=",
 509                                         Operand:  user.UUID,
 510                                 },
 511                                 {
 512                                         Attr:     "head_uuid",
 513                                         Operator: "=",
 514                                         Operand:  outVM.UUID,
 515                                 },
 516                                 {
 517                                         Attr:     "name",
 518                                         Operator: "=",
 519                                         Operand:  "can_login",
 520                                 },
 521                                 {
 522                                         Attr:     "link_class",
 523                                         Operator: "=",
 524                                         Operand:  "permission",
 525                                 }}})
 526         c.Check(err, check.IsNil)
 527
 528         c.Check(len(outLinks.Items), check.Equals, 1)
 529 }
 530
 531 func (s *IntegrationSuite) TestOIDCAccessTokenAuth(c *check.C) {
 532         conn1 := s.testClusters["z1111"].Conn()
 533         rootctx1, _, _ := s.testClusters["z1111"].RootClients()
 534         s.testClusters["z1111"].UserClients(rootctx1, c, conn1, s.oidcprovider.AuthEmail, true)
 535
 536         accesstoken := s.oidcprovider.ValidAccessToken()
 537
 538         for _, clusterID := range []string{"z1111", "z2222"} {
 539                 c.Logf("trying clusterid %s", clusterID)
 540
 541                 conn := s.testClusters[clusterID].Conn()
 542                 ctx, ac, kc := s.testClusters[clusterID].ClientsWithToken(accesstoken)
 543
 544                 var coll arvados.Collection
 545
 546                 // Write some file data and create a collection
 547                 {
 548                         fs, err := coll.FileSystem(ac, kc)
 549                         c.Assert(err, check.IsNil)
 550                         f, err := fs.OpenFile("test.txt", os.O_CREATE|os.O_RDWR, 0777)
 551                         c.Assert(err, check.IsNil)
 552                         _, err = io.WriteString(f, "IntegrationSuite.TestOIDCAccessTokenAuth")
 553                         c.Assert(err, check.IsNil)
 554                         err = f.Close()
 555                         c.Assert(err, check.IsNil)
 556                         mtxt, err := fs.MarshalManifest(".")
 557                         c.Assert(err, check.IsNil)
 558                         coll, err = conn.CollectionCreate(ctx, arvados.CreateOptions{Attrs: map[string]interface{}{
 559                                 "manifest_text": mtxt,
 560                         }})
 561                         c.Assert(err, check.IsNil)
 562                 }
 563
 564                 // Read the collection & file data
 565                 {
 566                         user, err := conn.UserGetCurrent(ctx, arvados.GetOptions{})
 567                         c.Assert(err, check.IsNil)
 568                         c.Check(user.FullName, check.Equals, "Example User")
 569                         coll, err = conn.CollectionGet(ctx, arvados.GetOptions{UUID: coll.UUID})
 570                         c.Assert(err, check.IsNil)
 571                         c.Check(coll.ManifestText, check.Not(check.Equals), "")
 572                         fs, err := coll.FileSystem(ac, kc)
 573                         c.Assert(err, check.IsNil)
 574                         f, err := fs.Open("test.txt")
 575                         c.Assert(err, check.IsNil)
 576                         buf, err := ioutil.ReadAll(f)
 577                         c.Assert(err, check.IsNil)
 578                         c.Check(buf, check.DeepEquals, []byte("IntegrationSuite.TestOIDCAccessTokenAuth"))
 579                 }
 580         }
 581 }