lib/controller/federation_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         "encoding/json"
   9         "io/ioutil"
  10         "net/http"
  11         "net/http/httptest"
  12         "net/url"
  13         "strings"
  14         "time"
  15
  16         "git.curoverse.com/arvados.git/sdk/go/arvados"
  17         "git.curoverse.com/arvados.git/sdk/go/arvadostest"
  18         "git.curoverse.com/arvados.git/sdk/go/httpserver"
  19         "github.com/Sirupsen/logrus"
  20         check "gopkg.in/check.v1"
  21 )
  22
  23 // Gocheck boilerplate
  24 var _ = check.Suite(&FederationSuite{})
  25
  26 type FederationSuite struct {
  27         log *logrus.Logger
  28         // testServer and testHandler are the controller being tested,
  29         // "zhome".
  30         testServer  *httpserver.Server
  31         testHandler *Handler
  32         // remoteServer ("zzzzz") forwards requests to the Rails API
  33         // provided by the integration test environment.
  34         remoteServer *httpserver.Server
  35         // remoteMock ("zmock") appends each incoming request to
  36         // remoteMockRequests, and returns an empty 200 response.
  37         remoteMock         *httpserver.Server
  38         remoteMockRequests []http.Request
  39 }
  40
  41 func (s *FederationSuite) SetUpTest(c *check.C) {
  42         s.log = logrus.New()
  43         s.log.Formatter = &logrus.JSONFormatter{}
  44         s.log.Out = &logWriter{c.Log}
  45
  46         s.remoteServer = newServerFromIntegrationTestEnv(c)
  47         c.Assert(s.remoteServer.Start(), check.IsNil)
  48
  49         s.remoteMock = newServerFromIntegrationTestEnv(c)
  50         s.remoteMock.Server.Handler = http.HandlerFunc(s.remoteMockHandler)
  51         c.Assert(s.remoteMock.Start(), check.IsNil)
  52
  53         nodeProfile := arvados.NodeProfile{
  54                 Controller: arvados.SystemServiceInstance{Listen: ":"},
  55                 RailsAPI:   arvados.SystemServiceInstance{Listen: ":1"}, // local reqs will error "connection refused"
  56         }
  57         s.testHandler = &Handler{Cluster: &arvados.Cluster{
  58                 ClusterID: "zhome",
  59                 NodeProfiles: map[string]arvados.NodeProfile{
  60                         "*": nodeProfile,
  61                 },
  62         }, NodeProfile: &nodeProfile}
  63         s.testServer = newServerFromIntegrationTestEnv(c)
  64         s.testServer.Server.Handler = httpserver.AddRequestIDs(httpserver.LogRequests(s.log, s.testHandler))
  65
  66         s.testHandler.Cluster.RemoteClusters = map[string]arvados.RemoteCluster{
  67                 "zzzzz": {
  68                         Host:   s.remoteServer.Addr,
  69                         Proxy:  true,
  70                         Scheme: "http",
  71                 },
  72                 "zmock": {
  73                         Host:   s.remoteMock.Addr,
  74                         Proxy:  true,
  75                         Scheme: "http",
  76                 },
  77         }
  78
  79         c.Assert(s.testServer.Start(), check.IsNil)
  80 }
  81
  82 func (s *FederationSuite) remoteMockHandler(w http.ResponseWriter, req *http.Request) {
  83         s.remoteMockRequests = append(s.remoteMockRequests, *req)
  84 }
  85
  86 func (s *FederationSuite) TearDownTest(c *check.C) {
  87         if s.remoteServer != nil {
  88                 s.remoteServer.Close()
  89         }
  90         if s.testServer != nil {
  91                 s.testServer.Close()
  92         }
  93 }
  94
  95 func (s *FederationSuite) testRequest(req *http.Request) *http.Response {
  96         resp := httptest.NewRecorder()
  97         s.testServer.Server.Handler.ServeHTTP(resp, req)
  98         return resp.Result()
  99 }
 100
 101 func (s *FederationSuite) TestLocalRequest(c *check.C) {
 102         req := httptest.NewRequest("GET", "/arvados/v1/workflows/"+strings.Replace(arvadostest.WorkflowWithDefinitionYAMLUUID, "zzzzz-", "zhome-", 1), nil)
 103         resp := s.testRequest(req)
 104         s.checkHandledLocally(c, resp)
 105 }
 106
 107 func (s *FederationSuite) checkHandledLocally(c *check.C, resp *http.Response) {
 108         // Our "home" controller can't handle local requests because
 109         // it doesn't have its own stub/test Rails API, so we rely on
 110         // "connection refused" to indicate the controller tried to
 111         // proxy the request to its local Rails API.
 112         c.Check(resp.StatusCode, check.Equals, http.StatusInternalServerError)
 113         s.checkJSONErrorMatches(c, resp, `.*connection refused`)
 114 }
 115
 116 func (s *FederationSuite) TestNoAuth(c *check.C) {
 117         req := httptest.NewRequest("GET", "/arvados/v1/workflows/"+arvadostest.WorkflowWithDefinitionYAMLUUID, nil)
 118         resp := s.testRequest(req)
 119         c.Check(resp.StatusCode, check.Equals, http.StatusUnauthorized)
 120         s.checkJSONErrorMatches(c, resp, `Not logged in`)
 121 }
 122
 123 func (s *FederationSuite) TestBadAuth(c *check.C) {
 124         req := httptest.NewRequest("GET", "/arvados/v1/workflows/"+arvadostest.WorkflowWithDefinitionYAMLUUID, nil)
 125         req.Header.Set("Authorization", "Bearer aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")
 126         resp := s.testRequest(req)
 127         c.Check(resp.StatusCode, check.Equals, http.StatusUnauthorized)
 128         s.checkJSONErrorMatches(c, resp, `Not logged in`)
 129 }
 130
 131 func (s *FederationSuite) TestNoAccess(c *check.C) {
 132         req := httptest.NewRequest("GET", "/arvados/v1/workflows/"+arvadostest.WorkflowWithDefinitionYAMLUUID, nil)
 133         req.Header.Set("Authorization", "Bearer "+arvadostest.SpectatorToken)
 134         resp := s.testRequest(req)
 135         c.Check(resp.StatusCode, check.Equals, http.StatusNotFound)
 136         s.checkJSONErrorMatches(c, resp, `.*not found`)
 137 }
 138
 139 func (s *FederationSuite) TestGetUnknownRemote(c *check.C) {
 140         req := httptest.NewRequest("GET", "/arvados/v1/workflows/"+strings.Replace(arvadostest.WorkflowWithDefinitionYAMLUUID, "zzzzz-", "zz404-", 1), nil)
 141         req.Header.Set("Authorization", "Bearer "+arvadostest.ActiveToken)
 142         resp := s.testRequest(req)
 143         c.Check(resp.StatusCode, check.Equals, http.StatusNotFound)
 144         s.checkJSONErrorMatches(c, resp, `.*no proxy available for cluster zz404`)
 145 }
 146
 147 func (s *FederationSuite) TestRemoteError(c *check.C) {
 148         rc := s.testHandler.Cluster.RemoteClusters["zzzzz"]
 149         rc.Scheme = "https"
 150         s.testHandler.Cluster.RemoteClusters["zzzzz"] = rc
 151
 152         req := httptest.NewRequest("GET", "/arvados/v1/workflows/"+arvadostest.WorkflowWithDefinitionYAMLUUID, nil)
 153         req.Header.Set("Authorization", "Bearer "+arvadostest.ActiveToken)
 154         resp := s.testRequest(req)
 155         c.Check(resp.StatusCode, check.Equals, http.StatusInternalServerError)
 156         s.checkJSONErrorMatches(c, resp, `.*HTTP response to HTTPS client`)
 157 }
 158
 159 func (s *FederationSuite) TestGetRemoteWorkflow(c *check.C) {
 160         req := httptest.NewRequest("GET", "/arvados/v1/workflows/"+arvadostest.WorkflowWithDefinitionYAMLUUID, nil)
 161         req.Header.Set("Authorization", "Bearer "+arvadostest.ActiveToken)
 162         resp := s.testRequest(req)
 163         c.Check(resp.StatusCode, check.Equals, http.StatusOK)
 164         var wf arvados.Workflow
 165         c.Check(json.NewDecoder(resp.Body).Decode(&wf), check.IsNil)
 166         c.Check(wf.UUID, check.Equals, arvadostest.WorkflowWithDefinitionYAMLUUID)
 167         c.Check(wf.OwnerUUID, check.Equals, arvadostest.ActiveUserUUID)
 168 }
 169
 170 func (s *FederationSuite) TestRemoteWithTokenInQuery(c *check.C) {
 171         req := httptest.NewRequest("GET", "/arvados/v1/workflows/"+strings.Replace(arvadostest.WorkflowWithDefinitionYAMLUUID, "zzzzz-", "zmock-", 1)+"?api_token="+arvadostest.ActiveToken, nil)
 172         s.testRequest(req)
 173         c.Assert(len(s.remoteMockRequests), check.Equals, 1)
 174         c.Check(s.remoteMockRequests[0].URL.String(), check.Not(check.Matches), `.*api_token=.*`)
 175 }
 176
 177 func (s *FederationSuite) TestUpdateRemoteWorkflow(c *check.C) {
 178         updateDescription := func(descr string) *http.Response {
 179                 req := httptest.NewRequest("PATCH", "/arvados/v1/workflows/"+arvadostest.WorkflowWithDefinitionYAMLUUID, strings.NewReader(url.Values{
 180                         "workflow": {`{"description":"` + descr + `"}`},
 181                 }.Encode()))
 182                 req.Header.Set("Content-type", "application/x-www-form-urlencoded")
 183                 req.Header.Set("Authorization", "Bearer "+arvadostest.ActiveToken)
 184                 resp := s.testRequest(req)
 185                 s.checkResponseOK(c, resp)
 186                 return resp
 187         }
 188
 189         // Update description twice so running this test twice in a
 190         // row still causes ModifiedAt to change
 191         updateDescription("updated once by TestUpdateRemoteWorkflow")
 192         resp := updateDescription("updated twice by TestUpdateRemoteWorkflow")
 193
 194         var wf arvados.Workflow
 195         c.Check(json.NewDecoder(resp.Body).Decode(&wf), check.IsNil)
 196         c.Check(wf.UUID, check.Equals, arvadostest.WorkflowWithDefinitionYAMLUUID)
 197         c.Assert(wf.ModifiedAt, check.NotNil)
 198         c.Logf("%s", *wf.ModifiedAt)
 199         c.Check(time.Since(*wf.ModifiedAt) < time.Minute, check.Equals, true)
 200 }
 201
 202 func (s *FederationSuite) checkResponseOK(c *check.C, resp *http.Response) {
 203         c.Check(resp.StatusCode, check.Equals, http.StatusOK)
 204         if resp.StatusCode != http.StatusOK {
 205                 body, err := ioutil.ReadAll(resp.Body)
 206                 c.Logf("... response body = %q, %v\n", body, err)
 207         }
 208 }
 209
 210 func (s *FederationSuite) checkJSONErrorMatches(c *check.C, resp *http.Response, re string) {
 211         var jresp httpserver.ErrorResponse
 212         err := json.NewDecoder(resp.Body).Decode(&jresp)
 213         c.Check(err, check.IsNil)
 214         c.Assert(len(jresp.Errors), check.Equals, 1)
 215         c.Check(jresp.Errors[0], check.Matches, re)
 216 }