lib/controller/router/router_test.go

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: AGPL-3.0
   4
   5 package router
   6
   7 import (
   8         "bytes"
   9         "encoding/json"
  10         "io"
  11         "net/http"
  12         "net/http/httptest"
  13         "net/url"
  14         "os"
  15         "strings"
  16         "testing"
  17         "time"
  18
  19         "git.arvados.org/arvados.git/lib/controller/rpc"
  20         "git.arvados.org/arvados.git/sdk/go/arvados"
  21         "git.arvados.org/arvados.git/sdk/go/arvadostest"
  22         "github.com/gorilla/mux"
  23         check "gopkg.in/check.v1"
  24 )
  25
  26 // Gocheck boilerplate
  27 func Test(t *testing.T) {
  28         check.TestingT(t)
  29 }
  30
  31 var _ = check.Suite(&RouterSuite{})
  32
  33 type RouterSuite struct {
  34         rtr  *router
  35         stub arvadostest.APIStub
  36 }
  37
  38 func (s *RouterSuite) SetUpTest(c *check.C) {
  39         s.stub = arvadostest.APIStub{}
  40         s.rtr = &router{
  41                 mux:     mux.NewRouter(),
  42                 backend: &s.stub,
  43         }
  44         s.rtr.addRoutes()
  45 }
  46
  47 func (s *RouterSuite) TestOptions(c *check.C) {
  48         token := arvadostest.ActiveToken
  49         for _, trial := range []struct {
  50                 comment      string // unparsed -- only used to help match test failures to trials
  51                 method       string
  52                 path         string
  53                 header       http.Header
  54                 body         string
  55                 shouldStatus int // zero value means 200
  56                 shouldCall   string
  57                 withOptions  interface{}
  58         }{
  59                 {
  60                         method:      "GET",
  61                         path:        "/arvados/v1/collections/" + arvadostest.FooCollection,
  62                         shouldCall:  "CollectionGet",
  63                         withOptions: arvados.GetOptions{UUID: arvadostest.FooCollection},
  64                 },
  65                 {
  66                         method:      "PUT",
  67                         path:        "/arvados/v1/collections/" + arvadostest.FooCollection,
  68                         shouldCall:  "CollectionUpdate",
  69                         withOptions: arvados.UpdateOptions{UUID: arvadostest.FooCollection},
  70                 },
  71                 {
  72                         method:      "PATCH",
  73                         path:        "/arvados/v1/collections/" + arvadostest.FooCollection,
  74                         shouldCall:  "CollectionUpdate",
  75                         withOptions: arvados.UpdateOptions{UUID: arvadostest.FooCollection},
  76                 },
  77                 {
  78                         method:      "DELETE",
  79                         path:        "/arvados/v1/collections/" + arvadostest.FooCollection,
  80                         shouldCall:  "CollectionDelete",
  81                         withOptions: arvados.DeleteOptions{UUID: arvadostest.FooCollection},
  82                 },
  83                 {
  84                         method:      "POST",
  85                         path:        "/arvados/v1/collections",
  86                         shouldCall:  "CollectionCreate",
  87                         withOptions: arvados.CreateOptions{},
  88                 },
  89                 {
  90                         method:      "GET",
  91                         path:        "/arvados/v1/collections",
  92                         shouldCall:  "CollectionList",
  93                         withOptions: arvados.ListOptions{Limit: -1},
  94                 },
  95                 {
  96                         method:      "GET",
  97                         path:        "/arvados/v1/collections?limit=123&offset=456&include_trash=true&include_old_versions=1",
  98                         shouldCall:  "CollectionList",
  99                         withOptions: arvados.ListOptions{Limit: 123, Offset: 456, IncludeTrash: true, IncludeOldVersions: true},
 100                 },
 101                 {
 102                         method:      "POST",
 103                         path:        "/arvados/v1/collections?limit=123&_method=GET",
 104                         body:        `{"offset":456,"include_trash":true,"include_old_versions":true}`,
 105                         shouldCall:  "CollectionList",
 106                         withOptions: arvados.ListOptions{Limit: 123, Offset: 456, IncludeTrash: true, IncludeOldVersions: true},
 107                 },
 108                 {
 109                         method:      "POST",
 110                         path:        "/arvados/v1/collections?limit=123",
 111                         body:        `{"offset":456,"include_trash":true,"include_old_versions":true}`,
 112                         header:      http.Header{"X-Http-Method-Override": {"GET"}, "Content-Type": {"application/json"}},
 113                         shouldCall:  "CollectionList",
 114                         withOptions: arvados.ListOptions{Limit: 123, Offset: 456, IncludeTrash: true, IncludeOldVersions: true},
 115                 },
 116                 {
 117                         method:      "POST",
 118                         path:        "/arvados/v1/collections?limit=123",
 119                         body:        "offset=456&include_trash=true&include_old_versions=1&_method=GET",
 120                         header:      http.Header{"Content-Type": {"application/x-www-form-urlencoded"}},
 121                         shouldCall:  "CollectionList",
 122                         withOptions: arvados.ListOptions{Limit: 123, Offset: 456, IncludeTrash: true, IncludeOldVersions: true},
 123                 },
 124                 {
 125                         comment:     "form-encoded expression filter in query string",
 126                         method:      "GET",
 127                         path:        "/arvados/v1/collections?filters=[%22(foo<bar)%22]",
 128                         header:      http.Header{"Content-Type": {"application/x-www-form-urlencoded"}},
 129                         shouldCall:  "CollectionList",
 130                         withOptions: arvados.ListOptions{Limit: -1, Filters: []arvados.Filter{{"(foo<bar)", "=", true}}},
 131                 },
 132                 {
 133                         comment:     "form-encoded expression filter in POST body",
 134                         method:      "POST",
 135                         path:        "/arvados/v1/collections",
 136                         body:        "filters=[\"(foo<bar)\"]&_method=GET",
 137                         header:      http.Header{"Content-Type": {"application/x-www-form-urlencoded"}},
 138                         shouldCall:  "CollectionList",
 139                         withOptions: arvados.ListOptions{Limit: -1, Filters: []arvados.Filter{{"(foo<bar)", "=", true}}},
 140                 },
 141                 {
 142                         comment:     "json-encoded expression filter in POST body",
 143                         method:      "POST",
 144                         path:        "/arvados/v1/collections?_method=GET",
 145                         body:        `{"filters":["(foo<bar)",["bar","=","baz"]],"limit":2}`,
 146                         header:      http.Header{"Content-Type": {"application/json"}},
 147                         shouldCall:  "CollectionList",
 148                         withOptions: arvados.ListOptions{Limit: 2, Filters: []arvados.Filter{{"(foo<bar)", "=", true}, {"bar", "=", "baz"}}},
 149                 },
 150                 {
 151                         method:       "PATCH",
 152                         path:         "/arvados/v1/collections",
 153                         shouldStatus: http.StatusMethodNotAllowed,
 154                 },
 155                 {
 156                         method:       "PUT",
 157                         path:         "/arvados/v1/collections",
 158                         shouldStatus: http.StatusMethodNotAllowed,
 159                 },
 160                 {
 161                         method:       "DELETE",
 162                         path:         "/arvados/v1/collections",
 163                         shouldStatus: http.StatusMethodNotAllowed,
 164                 },
 165         } {
 166                 // Reset calls captured in previous trial
 167                 s.stub = arvadostest.APIStub{}
 168
 169                 c.Logf("trial: %+v", trial)
 170                 comment := check.Commentf("trial comment: %s", trial.comment)
 171
 172                 _, rr, _ := doRequest(c, s.rtr, token, trial.method, trial.path, trial.header, bytes.NewBufferString(trial.body))
 173                 if trial.shouldStatus == 0 {
 174                         c.Check(rr.Code, check.Equals, http.StatusOK, comment)
 175                 } else {
 176                         c.Check(rr.Code, check.Equals, trial.shouldStatus, comment)
 177                 }
 178                 calls := s.stub.Calls(nil)
 179                 if trial.shouldCall == "" {
 180                         c.Check(calls, check.HasLen, 0, comment)
 181                 } else if len(calls) != 1 {
 182                         c.Check(calls, check.HasLen, 1, comment)
 183                 } else {
 184                         c.Check(calls[0].Method, isMethodNamed, trial.shouldCall, comment)
 185                         c.Check(calls[0].Options, check.DeepEquals, trial.withOptions, comment)
 186                 }
 187         }
 188 }
 189
 190 var _ = check.Suite(&RouterIntegrationSuite{})
 191
 192 type RouterIntegrationSuite struct {
 193         rtr *router
 194 }
 195
 196 func (s *RouterIntegrationSuite) SetUpTest(c *check.C) {
 197         cluster := &arvados.Cluster{}
 198         cluster.TLS.Insecure = true
 199         arvadostest.SetServiceURL(&cluster.Services.RailsAPI, "https://"+os.Getenv("ARVADOS_TEST_API_HOST"))
 200         url, _ := url.Parse("https://" + os.Getenv("ARVADOS_TEST_API_HOST"))
 201         s.rtr = New(rpc.NewConn("zzzzz", url, true, rpc.PassthroughTokenProvider), Config{})
 202 }
 203
 204 func (s *RouterIntegrationSuite) TearDownSuite(c *check.C) {
 205         err := arvados.NewClientFromEnv().RequestAndDecode(nil, "POST", "database/reset", nil, nil)
 206         c.Check(err, check.IsNil)
 207 }
 208
 209 func (s *RouterIntegrationSuite) TestCollectionResponses(c *check.C) {
 210         token := arvadostest.ActiveTokenV2
 211
 212         // Check "get collection" response has "kind" key
 213         _, rr, jresp := doRequest(c, s.rtr, token, "GET", `/arvados/v1/collections`, nil, bytes.NewBufferString(`{"include_trash":true}`))
 214         c.Check(rr.Code, check.Equals, http.StatusOK)
 215         c.Check(jresp["items"], check.FitsTypeOf, []interface{}{})
 216         c.Check(jresp["kind"], check.Equals, "arvados#collectionList")
 217         c.Check(jresp["items"].([]interface{})[0].(map[string]interface{})["kind"], check.Equals, "arvados#collection")
 218
 219         // Check items in list response have a "kind" key regardless
 220         // of whether a uuid/pdh is selected.
 221         for _, selectj := range []string{
 222                 ``,
 223                 `,"select":["portable_data_hash"]`,
 224                 `,"select":["name"]`,
 225                 `,"select":["uuid"]`,
 226         } {
 227                 _, rr, jresp = doRequest(c, s.rtr, token, "GET", `/arvados/v1/collections`, nil, bytes.NewBufferString(`{"where":{"uuid":["`+arvadostest.FooCollection+`"]}`+selectj+`}`))
 228                 c.Check(rr.Code, check.Equals, http.StatusOK)
 229                 c.Check(jresp["items"], check.FitsTypeOf, []interface{}{})
 230                 c.Check(jresp["items_available"], check.FitsTypeOf, float64(0))
 231                 c.Check(jresp["kind"], check.Equals, "arvados#collectionList")
 232                 item0 := jresp["items"].([]interface{})[0].(map[string]interface{})
 233                 c.Check(item0["kind"], check.Equals, "arvados#collection")
 234                 if selectj == "" || strings.Contains(selectj, "portable_data_hash") {
 235                         c.Check(item0["portable_data_hash"], check.Equals, arvadostest.FooCollectionPDH)
 236                 } else {
 237                         c.Check(item0["portable_data_hash"], check.IsNil)
 238                 }
 239                 if selectj == "" || strings.Contains(selectj, "name") {
 240                         c.Check(item0["name"], check.FitsTypeOf, "")
 241                 } else {
 242                         c.Check(item0["name"], check.IsNil)
 243                 }
 244                 if selectj == "" || strings.Contains(selectj, "uuid") {
 245                         c.Check(item0["uuid"], check.Equals, arvadostest.FooCollection)
 246                 } else {
 247                         c.Check(item0["uuid"], check.IsNil)
 248                 }
 249         }
 250
 251         // Check "create collection" response has "kind" key
 252         _, rr, jresp = doRequest(c, s.rtr, token, "POST", `/arvados/v1/collections`, http.Header{"Content-Type": {"application/x-www-form-urlencoded"}}, bytes.NewBufferString(`ensure_unique_name=true`))
 253         c.Check(rr.Code, check.Equals, http.StatusOK)
 254         c.Check(jresp["uuid"], check.FitsTypeOf, "")
 255         c.Check(jresp["kind"], check.Equals, "arvados#collection")
 256 }
 257
 258 func (s *RouterIntegrationSuite) TestMaxRequestSize(c *check.C) {
 259         token := arvadostest.ActiveTokenV2
 260         for _, maxRequestSize := range []int{
 261                 // Ensure 5M limit is enforced.
 262                 5000000,
 263                 // Ensure 50M limit is enforced, and that a >25M body
 264                 // is accepted even though the default Go request size
 265                 // limit is 10M.
 266                 50000000,
 267         } {
 268                 s.rtr.config.MaxRequestSize = maxRequestSize
 269                 okstr := "a"
 270                 for len(okstr) < maxRequestSize/2 {
 271                         okstr = okstr + okstr
 272                 }
 273
 274                 hdr := http.Header{"Content-Type": {"application/x-www-form-urlencoded"}}
 275
 276                 body := bytes.NewBufferString(url.Values{"foo_bar": {okstr}}.Encode())
 277                 _, rr, _ := doRequest(c, s.rtr, token, "POST", `/arvados/v1/collections`, hdr, body)
 278                 c.Check(rr.Code, check.Equals, http.StatusOK)
 279
 280                 body = bytes.NewBufferString(url.Values{"foo_bar": {okstr + okstr}}.Encode())
 281                 _, rr, _ = doRequest(c, s.rtr, token, "POST", `/arvados/v1/collections`, hdr, body)
 282                 c.Check(rr.Code, check.Equals, http.StatusRequestEntityTooLarge)
 283         }
 284 }
 285
 286 func (s *RouterIntegrationSuite) TestContainerList(c *check.C) {
 287         token := arvadostest.ActiveTokenV2
 288
 289         _, rr, jresp := doRequest(c, s.rtr, token, "GET", `/arvados/v1/containers?limit=0`, nil, nil)
 290         c.Check(rr.Code, check.Equals, http.StatusOK)
 291         c.Check(jresp["items_available"], check.FitsTypeOf, float64(0))
 292         c.Check(jresp["items_available"].(float64) > 2, check.Equals, true)
 293         c.Check(jresp["items"], check.NotNil)
 294         c.Check(jresp["items"], check.HasLen, 0)
 295
 296         _, rr, jresp = doRequest(c, s.rtr, token, "GET", `/arvados/v1/containers?filters=[["uuid","in",[]]]`, nil, nil)
 297         c.Check(rr.Code, check.Equals, http.StatusOK)
 298         c.Check(jresp["items_available"], check.Equals, float64(0))
 299         c.Check(jresp["items"], check.NotNil)
 300         c.Check(jresp["items"], check.HasLen, 0)
 301
 302         _, rr, jresp = doRequest(c, s.rtr, token, "GET", `/arvados/v1/containers?limit=2&select=["uuid","command"]`, nil, nil)
 303         c.Check(rr.Code, check.Equals, http.StatusOK)
 304         c.Check(jresp["items_available"], check.FitsTypeOf, float64(0))
 305         c.Check(jresp["items_available"].(float64) > 2, check.Equals, true)
 306         c.Check(jresp["items"], check.HasLen, 2)
 307         item0 := jresp["items"].([]interface{})[0].(map[string]interface{})
 308         c.Check(item0["uuid"], check.HasLen, 27)
 309         c.Check(item0["command"], check.FitsTypeOf, []interface{}{})
 310         c.Check(item0["command"].([]interface{})[0], check.FitsTypeOf, "")
 311         c.Check(item0["mounts"], check.IsNil)
 312
 313         _, rr, jresp = doRequest(c, s.rtr, token, "GET", `/arvados/v1/containers`, nil, nil)
 314         c.Check(rr.Code, check.Equals, http.StatusOK)
 315         c.Check(jresp["items_available"], check.FitsTypeOf, float64(0))
 316         c.Check(jresp["items_available"].(float64) > 2, check.Equals, true)
 317         avail := int(jresp["items_available"].(float64))
 318         c.Check(jresp["items"], check.HasLen, avail)
 319         item0 = jresp["items"].([]interface{})[0].(map[string]interface{})
 320         c.Check(item0["uuid"], check.HasLen, 27)
 321         c.Check(item0["command"], check.FitsTypeOf, []interface{}{})
 322         c.Check(item0["command"].([]interface{})[0], check.FitsTypeOf, "")
 323         c.Check(item0["mounts"], check.NotNil)
 324 }
 325
 326 func (s *RouterIntegrationSuite) TestContainerLock(c *check.C) {
 327         uuid := arvadostest.QueuedContainerUUID
 328         token := arvadostest.AdminToken
 329         _, rr, jresp := doRequest(c, s.rtr, token, "POST", "/arvados/v1/containers/"+uuid+"/lock", nil, nil)
 330         c.Check(rr.Code, check.Equals, http.StatusOK)
 331         c.Check(jresp["uuid"], check.HasLen, 27)
 332         c.Check(jresp["state"], check.Equals, "Locked")
 333         _, rr, _ = doRequest(c, s.rtr, token, "POST", "/arvados/v1/containers/"+uuid+"/lock", nil, nil)
 334         c.Check(rr.Code, check.Equals, http.StatusUnprocessableEntity)
 335         c.Check(rr.Body.String(), check.Not(check.Matches), `.*"uuid":.*`)
 336         _, rr, jresp = doRequest(c, s.rtr, token, "POST", "/arvados/v1/containers/"+uuid+"/unlock", nil, nil)
 337         c.Check(rr.Code, check.Equals, http.StatusOK)
 338         c.Check(jresp["uuid"], check.HasLen, 27)
 339         c.Check(jresp["state"], check.Equals, "Queued")
 340         c.Check(jresp["environment"], check.IsNil)
 341         _, rr, jresp = doRequest(c, s.rtr, token, "POST", "/arvados/v1/containers/"+uuid+"/unlock", nil, nil)
 342         c.Check(rr.Code, check.Equals, http.StatusUnprocessableEntity)
 343         c.Check(jresp["uuid"], check.IsNil)
 344 }
 345
 346 func (s *RouterIntegrationSuite) TestWritableBy(c *check.C) {
 347         _, rr, jresp := doRequest(c, s.rtr, arvadostest.ActiveTokenV2, "GET", `/arvados/v1/users/`+arvadostest.ActiveUserUUID, nil, nil)
 348         c.Check(rr.Code, check.Equals, http.StatusOK)
 349         c.Check(jresp["writable_by"], check.DeepEquals, []interface{}{"zzzzz-tpzed-000000000000000", "zzzzz-tpzed-xurymjxw79nv3jz", "zzzzz-j7d0g-48foin4vonvc2at"})
 350 }
 351
 352 func (s *RouterIntegrationSuite) TestFullTimestampsInResponse(c *check.C) {
 353         uuid := arvadostest.CollectionReplicationDesired2Confirmed2UUID
 354         token := arvadostest.ActiveTokenV2
 355
 356         _, rr, jresp := doRequest(c, s.rtr, token, "GET", `/arvados/v1/collections/`+uuid, nil, nil)
 357         c.Check(rr.Code, check.Equals, http.StatusOK)
 358         c.Check(jresp["uuid"], check.Equals, uuid)
 359         expectNS := map[string]int{
 360                 "created_at":  596506000, // fixture says 596506247, but truncated by postgresql
 361                 "modified_at": 596338000, // fixture says 596338465, but truncated by postgresql
 362         }
 363         for key, ns := range expectNS {
 364                 mt, ok := jresp[key].(string)
 365                 c.Logf("jresp[%q] == %q", key, mt)
 366                 c.Assert(ok, check.Equals, true)
 367                 t, err := time.Parse(time.RFC3339Nano, mt)
 368                 c.Check(err, check.IsNil)
 369                 c.Check(t.Nanosecond(), check.Equals, ns)
 370         }
 371 }
 372
 373 func (s *RouterIntegrationSuite) TestSelectParam(c *check.C) {
 374         uuid := arvadostest.QueuedContainerUUID
 375         token := arvadostest.ActiveTokenV2
 376         for _, sel := range [][]string{
 377                 {"uuid", "command"},
 378                 {"uuid", "command", "uuid"},
 379                 {"", "command", "uuid"},
 380         } {
 381                 j, err := json.Marshal(sel)
 382                 c.Assert(err, check.IsNil)
 383                 _, rr, resp := doRequest(c, s.rtr, token, "GET", "/arvados/v1/containers/"+uuid+"?select="+string(j), nil, nil)
 384                 c.Check(rr.Code, check.Equals, http.StatusOK)
 385
 386                 c.Check(resp["kind"], check.Equals, "arvados#container")
 387                 c.Check(resp["etag"], check.FitsTypeOf, "")
 388                 c.Check(resp["etag"], check.Not(check.Equals), "")
 389                 c.Check(resp["uuid"], check.HasLen, 27)
 390                 c.Check(resp["command"], check.HasLen, 2)
 391                 c.Check(resp["mounts"], check.IsNil)
 392                 _, hasMounts := resp["mounts"]
 393                 c.Check(hasMounts, check.Equals, false)
 394         }
 395 }
 396
 397 func (s *RouterIntegrationSuite) TestHEAD(c *check.C) {
 398         _, rr, _ := doRequest(c, s.rtr, arvadostest.ActiveTokenV2, "HEAD", "/arvados/v1/containers/"+arvadostest.QueuedContainerUUID, nil, nil)
 399         c.Check(rr.Code, check.Equals, http.StatusOK)
 400 }
 401
 402 func (s *RouterIntegrationSuite) TestRouteNotFound(c *check.C) {
 403         token := arvadostest.ActiveTokenV2
 404         req := (&testReq{
 405                 method: "POST",
 406                 path:   "arvados/v1/collections/" + arvadostest.FooCollection + "/error404pls",
 407                 token:  token,
 408         }).Request()
 409         rr := httptest.NewRecorder()
 410         s.rtr.ServeHTTP(rr, req)
 411         c.Check(rr.Code, check.Equals, http.StatusNotFound)
 412         c.Logf("body: %q", rr.Body.String())
 413         var j map[string]interface{}
 414         err := json.Unmarshal(rr.Body.Bytes(), &j)
 415         c.Check(err, check.IsNil)
 416         c.Logf("decoded: %v", j)
 417         c.Assert(j["errors"], check.FitsTypeOf, []interface{}{})
 418         c.Check(j["errors"].([]interface{})[0], check.Equals, "API endpoint not found")
 419 }
 420
 421 func (s *RouterIntegrationSuite) TestCORS(c *check.C) {
 422         token := arvadostest.ActiveTokenV2
 423         req := (&testReq{
 424                 method: "OPTIONS",
 425                 path:   "arvados/v1/collections/" + arvadostest.FooCollection,
 426                 header: http.Header{"Origin": {"https://example.com"}},
 427                 token:  token,
 428         }).Request()
 429         rr := httptest.NewRecorder()
 430         s.rtr.ServeHTTP(rr, req)
 431         c.Check(rr.Code, check.Equals, http.StatusOK)
 432         c.Check(rr.Body.String(), check.HasLen, 0)
 433         c.Check(rr.Result().Header.Get("Access-Control-Allow-Origin"), check.Equals, "*")
 434         for _, hdr := range []string{"Authorization", "Content-Type"} {
 435                 c.Check(rr.Result().Header.Get("Access-Control-Allow-Headers"), check.Matches, ".*"+hdr+".*")
 436         }
 437         for _, method := range []string{"GET", "HEAD", "PUT", "POST", "PATCH", "DELETE"} {
 438                 c.Check(rr.Result().Header.Get("Access-Control-Allow-Methods"), check.Matches, ".*"+method+".*")
 439         }
 440
 441         for _, unsafe := range []string{"login", "logout", "auth", "auth/foo", "login/?blah"} {
 442                 req := (&testReq{
 443                         method: "OPTIONS",
 444                         path:   unsafe,
 445                         header: http.Header{"Origin": {"https://example.com"}},
 446                         token:  token,
 447                 }).Request()
 448                 rr := httptest.NewRecorder()
 449                 s.rtr.ServeHTTP(rr, req)
 450                 c.Check(rr.Code, check.Equals, http.StatusOK)
 451                 c.Check(rr.Body.String(), check.HasLen, 0)
 452                 c.Check(rr.Result().Header.Get("Access-Control-Allow-Origin"), check.Equals, "")
 453                 c.Check(rr.Result().Header.Get("Access-Control-Allow-Methods"), check.Equals, "")
 454                 c.Check(rr.Result().Header.Get("Access-Control-Allow-Headers"), check.Equals, "")
 455
 456                 req = (&testReq{
 457                         method: "POST",
 458                         path:   unsafe,
 459                         header: http.Header{"Origin": {"https://example.com"}},
 460                         token:  token,
 461                 }).Request()
 462                 rr = httptest.NewRecorder()
 463                 s.rtr.ServeHTTP(rr, req)
 464                 c.Check(rr.Result().Header.Get("Access-Control-Allow-Origin"), check.Equals, "")
 465                 c.Check(rr.Result().Header.Get("Access-Control-Allow-Methods"), check.Equals, "")
 466                 c.Check(rr.Result().Header.Get("Access-Control-Allow-Headers"), check.Equals, "")
 467         }
 468 }
 469
 470 func doRequest(c *check.C, rtr http.Handler, token, method, path string, hdrs http.Header, body io.Reader) (*http.Request, *httptest.ResponseRecorder, map[string]interface{}) {
 471         req := httptest.NewRequest(method, path, body)
 472         for k, v := range hdrs {
 473                 req.Header[k] = v
 474         }
 475         req.Header.Set("Authorization", "Bearer "+token)
 476         rr := httptest.NewRecorder()
 477         rtr.ServeHTTP(rr, req)
 478         c.Logf("response body: %s", rr.Body.String())
 479         var jresp map[string]interface{}
 480         err := json.Unmarshal(rr.Body.Bytes(), &jresp)
 481         c.Check(err, check.IsNil)
 482         return req, rr, jresp
 483 }