799 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			799 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			Go
		
	
	
	
| package middleware
 | |
| 
 | |
| import (
 | |
| 	"context"
 | |
| 	"errors"
 | |
| 	"fmt"
 | |
| 	"net/http"
 | |
| 	"net/http/httptest"
 | |
| 	"sync"
 | |
| 	"time"
 | |
| 
 | |
| 	middlewareapi "github.com/oauth2-proxy/oauth2-proxy/v7/pkg/apis/middleware"
 | |
| 	sessionsapi "github.com/oauth2-proxy/oauth2-proxy/v7/pkg/apis/sessions"
 | |
| 	"github.com/oauth2-proxy/oauth2-proxy/v7/pkg/clock"
 | |
| 	"github.com/oauth2-proxy/oauth2-proxy/v7/providers"
 | |
| 	. "github.com/onsi/ginkgo/v2"
 | |
| 	. "github.com/onsi/gomega"
 | |
| )
 | |
| 
 | |
| type testLock struct {
 | |
| 	locked          bool
 | |
| 	obtainOnAttempt int
 | |
| 	obtainAttempts  int
 | |
| 	obtainError     error
 | |
| }
 | |
| 
 | |
| func (l *testLock) Obtain(_ context.Context, _ time.Duration) error {
 | |
| 	l.obtainAttempts++
 | |
| 	if l.obtainAttempts < l.obtainOnAttempt {
 | |
| 		return sessionsapi.ErrLockNotObtained
 | |
| 	}
 | |
| 	if l.obtainError != nil {
 | |
| 		return l.obtainError
 | |
| 	}
 | |
| 	l.locked = true
 | |
| 	return nil
 | |
| }
 | |
| 
 | |
| func (l *testLock) Peek(_ context.Context) (bool, error) {
 | |
| 	return l.locked, nil
 | |
| }
 | |
| 
 | |
| func (l *testLock) Refresh(_ context.Context, _ time.Duration) error {
 | |
| 	return nil
 | |
| }
 | |
| 
 | |
| func (l *testLock) Release(_ context.Context) error {
 | |
| 	l.locked = false
 | |
| 	return nil
 | |
| }
 | |
| 
 | |
| type testLockConcurrent struct {
 | |
| 	mu     sync.RWMutex
 | |
| 	locked bool
 | |
| }
 | |
| 
 | |
| func (l *testLockConcurrent) Obtain(_ context.Context, _ time.Duration) error {
 | |
| 	l.mu.Lock()
 | |
| 	defer l.mu.Unlock()
 | |
| 	if l.locked {
 | |
| 		return sessionsapi.ErrLockNotObtained
 | |
| 	}
 | |
| 	l.locked = true
 | |
| 	return nil
 | |
| }
 | |
| 
 | |
| func (l *testLockConcurrent) Peek(_ context.Context) (bool, error) {
 | |
| 	l.mu.RLock()
 | |
| 	defer l.mu.RUnlock()
 | |
| 	return l.locked, nil
 | |
| }
 | |
| 
 | |
| func (l *testLockConcurrent) Refresh(_ context.Context, _ time.Duration) error {
 | |
| 	return nil
 | |
| }
 | |
| 
 | |
| func (l *testLockConcurrent) Release(_ context.Context) error {
 | |
| 	l.mu.Lock()
 | |
| 	defer l.mu.Unlock()
 | |
| 	l.locked = false
 | |
| 	return nil
 | |
| }
 | |
| 
 | |
| var _ = Describe("Stored Session Suite", func() {
 | |
| 	const (
 | |
| 		refresh        = "Refresh"
 | |
| 		refreshed      = "Refreshed"
 | |
| 		noRefresh      = "NoRefresh"
 | |
| 		notImplemented = "NotImplemented"
 | |
| 	)
 | |
| 
 | |
| 	var ctx = context.Background()
 | |
| 
 | |
| 	Context("StoredSessionLoader", func() {
 | |
| 		now := time.Now()
 | |
| 		createdPast := now.Add(-5 * time.Minute)
 | |
| 		createdFuture := now.Add(5 * time.Minute)
 | |
| 
 | |
| 		var defaultRefreshFunc = func(_ context.Context, ss *sessionsapi.SessionState) (bool, error) {
 | |
| 			switch ss.RefreshToken {
 | |
| 			case refresh:
 | |
| 				ss.RefreshToken = refreshed
 | |
| 				return true, nil
 | |
| 			case noRefresh:
 | |
| 				return false, nil
 | |
| 			default:
 | |
| 				return false, errors.New("error refreshing session")
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		var defaultValidateFunc = func(_ context.Context, ss *sessionsapi.SessionState) bool {
 | |
| 			return ss.AccessToken != "Invalid"
 | |
| 		}
 | |
| 
 | |
| 		var defaultSessionStore = &fakeSessionStore{
 | |
| 			LoadFunc: func(req *http.Request) (*sessionsapi.SessionState, error) {
 | |
| 				switch req.Header.Get("Cookie") {
 | |
| 				case "_oauth2_proxy=NoRefreshSession":
 | |
| 					return &sessionsapi.SessionState{
 | |
| 						RefreshToken: noRefresh,
 | |
| 						CreatedAt:    &createdPast,
 | |
| 						ExpiresOn:    &createdFuture,
 | |
| 					}, nil
 | |
| 				case "_oauth2_proxy=InvalidNoRefreshSession":
 | |
| 					return &sessionsapi.SessionState{
 | |
| 						AccessToken:  "Invalid",
 | |
| 						RefreshToken: noRefresh,
 | |
| 						CreatedAt:    &createdPast,
 | |
| 						ExpiresOn:    &createdFuture,
 | |
| 					}, nil
 | |
| 				case "_oauth2_proxy=ExpiredNoRefreshSession":
 | |
| 					return &sessionsapi.SessionState{
 | |
| 						RefreshToken: noRefresh,
 | |
| 						CreatedAt:    &createdPast,
 | |
| 						ExpiresOn:    &createdPast,
 | |
| 					}, nil
 | |
| 				case "_oauth2_proxy=RefreshSession":
 | |
| 					return &sessionsapi.SessionState{
 | |
| 						RefreshToken: refresh,
 | |
| 						CreatedAt:    &createdPast,
 | |
| 						ExpiresOn:    &createdFuture,
 | |
| 					}, nil
 | |
| 				case "_oauth2_proxy=RefreshError":
 | |
| 					return &sessionsapi.SessionState{
 | |
| 						RefreshToken: "RefreshError",
 | |
| 						CreatedAt:    &createdPast,
 | |
| 						ExpiresOn:    &createdFuture,
 | |
| 					}, nil
 | |
| 				case "_oauth2_proxy=NonExistent":
 | |
| 					return nil, fmt.Errorf("invalid cookie")
 | |
| 				default:
 | |
| 					return nil, nil
 | |
| 				}
 | |
| 			},
 | |
| 		}
 | |
| 
 | |
| 		BeforeEach(func() {
 | |
| 			clock.Set(now)
 | |
| 		})
 | |
| 
 | |
| 		AfterEach(func() {
 | |
| 			clock.Reset()
 | |
| 		})
 | |
| 
 | |
| 		type storedSessionLoaderTableInput struct {
 | |
| 			requestHeaders  http.Header
 | |
| 			existingSession *sessionsapi.SessionState
 | |
| 			expectedSession *sessionsapi.SessionState
 | |
| 			store           sessionsapi.SessionStore
 | |
| 			refreshPeriod   time.Duration
 | |
| 			refreshSession  func(context.Context, *sessionsapi.SessionState) (bool, error)
 | |
| 			validateSession func(context.Context, *sessionsapi.SessionState) bool
 | |
| 		}
 | |
| 
 | |
| 		DescribeTable("when serving a request",
 | |
| 			func(in storedSessionLoaderTableInput) {
 | |
| 				scope := &middlewareapi.RequestScope{
 | |
| 					Session: in.existingSession,
 | |
| 				}
 | |
| 
 | |
| 				// Set up the request with the request header and a request scope
 | |
| 				req := httptest.NewRequest("", "/", nil)
 | |
| 				req.Header = in.requestHeaders
 | |
| 				req = middlewareapi.AddRequestScope(req, scope)
 | |
| 
 | |
| 				rw := httptest.NewRecorder()
 | |
| 
 | |
| 				opts := &StoredSessionLoaderOptions{
 | |
| 					SessionStore:    in.store,
 | |
| 					RefreshPeriod:   in.refreshPeriod,
 | |
| 					RefreshSession:  in.refreshSession,
 | |
| 					ValidateSession: in.validateSession,
 | |
| 				}
 | |
| 
 | |
| 				// Create the handler with a next handler that will capture the session
 | |
| 				// from the scope
 | |
| 				var gotSession *sessionsapi.SessionState
 | |
| 				handler := NewStoredSessionLoader(opts)(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 | |
| 					gotSession = middlewareapi.GetRequestScope(r).Session
 | |
| 				}))
 | |
| 				handler.ServeHTTP(rw, req)
 | |
| 
 | |
| 				Expect(gotSession).To(Equal(in.expectedSession))
 | |
| 			},
 | |
| 			Entry("with no cookie", storedSessionLoaderTableInput{
 | |
| 				requestHeaders:  http.Header{},
 | |
| 				existingSession: nil,
 | |
| 				expectedSession: nil,
 | |
| 				store:           defaultSessionStore,
 | |
| 				refreshPeriod:   1 * time.Minute,
 | |
| 				refreshSession:  defaultRefreshFunc,
 | |
| 				validateSession: defaultValidateFunc,
 | |
| 			}),
 | |
| 			Entry("with an invalid cookie", storedSessionLoaderTableInput{
 | |
| 				requestHeaders: http.Header{
 | |
| 					"Cookie": []string{"_oauth2_proxy=NonExistent"},
 | |
| 				},
 | |
| 				existingSession: nil,
 | |
| 				expectedSession: nil,
 | |
| 				store:           defaultSessionStore,
 | |
| 				refreshPeriod:   1 * time.Minute,
 | |
| 				refreshSession:  defaultRefreshFunc,
 | |
| 				validateSession: defaultValidateFunc,
 | |
| 			}),
 | |
| 			Entry("with an existing session", storedSessionLoaderTableInput{
 | |
| 				requestHeaders: http.Header{
 | |
| 					"Cookie": []string{"_oauth2_proxy=RefreshSession"},
 | |
| 				},
 | |
| 				existingSession: &sessionsapi.SessionState{
 | |
| 					RefreshToken: "Existing",
 | |
| 				},
 | |
| 				expectedSession: &sessionsapi.SessionState{
 | |
| 					RefreshToken: "Existing",
 | |
| 				},
 | |
| 				store:           defaultSessionStore,
 | |
| 				refreshPeriod:   1 * time.Minute,
 | |
| 				refreshSession:  defaultRefreshFunc,
 | |
| 				validateSession: defaultValidateFunc,
 | |
| 			}),
 | |
| 			Entry("with a session that has not expired", storedSessionLoaderTableInput{
 | |
| 				requestHeaders: http.Header{
 | |
| 					"Cookie": []string{"_oauth2_proxy=NoRefreshSession"},
 | |
| 				},
 | |
| 				existingSession: nil,
 | |
| 				expectedSession: &sessionsapi.SessionState{
 | |
| 					RefreshToken: noRefresh,
 | |
| 					CreatedAt:    &createdPast,
 | |
| 					ExpiresOn:    &createdFuture,
 | |
| 					Lock:         &sessionsapi.NoOpLock{},
 | |
| 				},
 | |
| 				store:           defaultSessionStore,
 | |
| 				refreshPeriod:   1 * time.Minute,
 | |
| 				refreshSession:  defaultRefreshFunc,
 | |
| 				validateSession: defaultValidateFunc,
 | |
| 			}),
 | |
| 			Entry("with a session that cannot refresh and has expired", storedSessionLoaderTableInput{
 | |
| 				requestHeaders: http.Header{
 | |
| 					"Cookie": []string{"_oauth2_proxy=ExpiredNoRefreshSession"},
 | |
| 				},
 | |
| 				existingSession: nil,
 | |
| 				expectedSession: nil,
 | |
| 				store:           defaultSessionStore,
 | |
| 				refreshPeriod:   1 * time.Minute,
 | |
| 				refreshSession:  defaultRefreshFunc,
 | |
| 				validateSession: defaultValidateFunc,
 | |
| 			}),
 | |
| 			Entry("with a session that can refresh, but is younger than refresh period", storedSessionLoaderTableInput{
 | |
| 				requestHeaders: http.Header{
 | |
| 					"Cookie": []string{"_oauth2_proxy=RefreshSession"},
 | |
| 				},
 | |
| 				existingSession: nil,
 | |
| 				expectedSession: &sessionsapi.SessionState{
 | |
| 					RefreshToken: refresh,
 | |
| 					CreatedAt:    &createdPast,
 | |
| 					ExpiresOn:    &createdFuture,
 | |
| 				},
 | |
| 				store:           defaultSessionStore,
 | |
| 				refreshPeriod:   10 * time.Minute,
 | |
| 				refreshSession:  defaultRefreshFunc,
 | |
| 				validateSession: defaultValidateFunc,
 | |
| 			}),
 | |
| 			Entry("with a session that can refresh and is older than the refresh period", storedSessionLoaderTableInput{
 | |
| 				requestHeaders: http.Header{
 | |
| 					"Cookie": []string{"_oauth2_proxy=RefreshSession"},
 | |
| 				},
 | |
| 				existingSession: nil,
 | |
| 				expectedSession: &sessionsapi.SessionState{
 | |
| 					RefreshToken: "Refreshed",
 | |
| 					CreatedAt:    &now,
 | |
| 					ExpiresOn:    &createdFuture,
 | |
| 					Lock:         &sessionsapi.NoOpLock{},
 | |
| 				},
 | |
| 				store:           defaultSessionStore,
 | |
| 				refreshPeriod:   1 * time.Minute,
 | |
| 				refreshSession:  defaultRefreshFunc,
 | |
| 				validateSession: defaultValidateFunc,
 | |
| 			}),
 | |
| 			Entry("when the provider refresh fails but validation succeeds", storedSessionLoaderTableInput{
 | |
| 				requestHeaders: http.Header{
 | |
| 					"Cookie": []string{"_oauth2_proxy=RefreshError"},
 | |
| 				},
 | |
| 				existingSession: nil,
 | |
| 				expectedSession: &sessionsapi.SessionState{
 | |
| 					RefreshToken: "RefreshError",
 | |
| 					CreatedAt:    &createdPast,
 | |
| 					ExpiresOn:    &createdFuture,
 | |
| 					Lock:         &sessionsapi.NoOpLock{},
 | |
| 				},
 | |
| 				store:           defaultSessionStore,
 | |
| 				refreshPeriod:   1 * time.Minute,
 | |
| 				refreshSession:  defaultRefreshFunc,
 | |
| 				validateSession: defaultValidateFunc,
 | |
| 			}),
 | |
| 			Entry("when the provider refresh fails and validation fails", storedSessionLoaderTableInput{
 | |
| 				requestHeaders: http.Header{
 | |
| 					"Cookie": []string{"_oauth2_proxy=RefreshError"},
 | |
| 				},
 | |
| 				existingSession: nil,
 | |
| 				expectedSession: nil,
 | |
| 				store:           defaultSessionStore,
 | |
| 				refreshPeriod:   1 * time.Minute,
 | |
| 				refreshSession:  defaultRefreshFunc,
 | |
| 				validateSession: func(context.Context, *sessionsapi.SessionState) bool { return false },
 | |
| 			}),
 | |
| 			Entry("when the session is not refreshed and is no longer valid", storedSessionLoaderTableInput{
 | |
| 				requestHeaders: http.Header{
 | |
| 					"Cookie": []string{"_oauth2_proxy=InvalidNoRefreshSession"},
 | |
| 				},
 | |
| 				existingSession: nil,
 | |
| 				expectedSession: nil,
 | |
| 				store:           defaultSessionStore,
 | |
| 				refreshPeriod:   1 * time.Minute,
 | |
| 				refreshSession:  defaultRefreshFunc,
 | |
| 				validateSession: defaultValidateFunc,
 | |
| 			}),
 | |
| 		)
 | |
| 
 | |
| 		type storedSessionLoaderConcurrentTableInput struct {
 | |
| 			existingSession *sessionsapi.SessionState
 | |
| 			refreshPeriod   time.Duration
 | |
| 			numConcReqs     int
 | |
| 		}
 | |
| 
 | |
| 		DescribeTable("when serving concurrent requests",
 | |
| 			func(in storedSessionLoaderConcurrentTableInput) {
 | |
| 				lockConc := &testLockConcurrent{}
 | |
| 
 | |
| 				lock := &sync.RWMutex{}
 | |
| 				existingSession := *in.existingSession // deep copy existingSession state
 | |
| 				existingSession.Lock = lockConc
 | |
| 				store := &fakeSessionStore{
 | |
| 					LoadFunc: func(req *http.Request) (*sessionsapi.SessionState, error) {
 | |
| 						lock.RLock()
 | |
| 						defer lock.RUnlock()
 | |
| 						session := existingSession
 | |
| 						return &session, nil
 | |
| 					},
 | |
| 					SaveFunc: func(_ http.ResponseWriter, _ *http.Request, session *sessionsapi.SessionState) error {
 | |
| 						lock.Lock()
 | |
| 						defer lock.Unlock()
 | |
| 						existingSession = *session
 | |
| 						return nil
 | |
| 					},
 | |
| 				}
 | |
| 
 | |
| 				refreshedChan := make(chan bool, in.numConcReqs)
 | |
| 				for i := 0; i < in.numConcReqs; i++ {
 | |
| 					go func(refreshedChan chan bool, lockConc sessionsapi.Lock) {
 | |
| 						scope := &middlewareapi.RequestScope{
 | |
| 							Session: nil,
 | |
| 						}
 | |
| 
 | |
| 						// Set up the request with the request header and a request scope
 | |
| 						req := httptest.NewRequest("", "/", nil)
 | |
| 						req = middlewareapi.AddRequestScope(req, scope)
 | |
| 
 | |
| 						rw := httptest.NewRecorder()
 | |
| 
 | |
| 						sessionRefreshed := false
 | |
| 						opts := &StoredSessionLoaderOptions{
 | |
| 							SessionStore:  store,
 | |
| 							RefreshPeriod: in.refreshPeriod,
 | |
| 							RefreshSession: func(ctx context.Context, s *sessionsapi.SessionState) (bool, error) {
 | |
| 								time.Sleep(10 * time.Millisecond)
 | |
| 								sessionRefreshed = true
 | |
| 								return true, nil
 | |
| 							},
 | |
| 							ValidateSession: func(context.Context, *sessionsapi.SessionState) bool {
 | |
| 								return true
 | |
| 							},
 | |
| 						}
 | |
| 
 | |
| 						handler := NewStoredSessionLoader(opts)(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {}))
 | |
| 						handler.ServeHTTP(rw, req)
 | |
| 
 | |
| 						refreshedChan <- sessionRefreshed
 | |
| 					}(refreshedChan, lockConc)
 | |
| 				}
 | |
| 				var refreshedSlice []bool
 | |
| 				for i := 0; i < in.numConcReqs; i++ {
 | |
| 					refreshedSlice = append(refreshedSlice, <-refreshedChan)
 | |
| 				}
 | |
| 				sessionRefreshedCount := 0
 | |
| 				for _, sessionRefreshed := range refreshedSlice {
 | |
| 					if sessionRefreshed {
 | |
| 						sessionRefreshedCount++
 | |
| 					}
 | |
| 				}
 | |
| 				Expect(sessionRefreshedCount).To(Equal(1))
 | |
| 			},
 | |
| 			Entry("with two concurrent requests", storedSessionLoaderConcurrentTableInput{
 | |
| 				existingSession: &sessionsapi.SessionState{
 | |
| 					RefreshToken: refresh,
 | |
| 					CreatedAt:    &createdPast,
 | |
| 				},
 | |
| 				numConcReqs:   2,
 | |
| 				refreshPeriod: 1 * time.Minute,
 | |
| 			}),
 | |
| 			Entry("with 5 concurrent requests", storedSessionLoaderConcurrentTableInput{
 | |
| 				existingSession: &sessionsapi.SessionState{
 | |
| 					RefreshToken: refresh,
 | |
| 					CreatedAt:    &createdPast,
 | |
| 				},
 | |
| 				numConcReqs:   5,
 | |
| 				refreshPeriod: 1 * time.Minute,
 | |
| 			}),
 | |
| 			Entry("with one request", storedSessionLoaderConcurrentTableInput{
 | |
| 				existingSession: &sessionsapi.SessionState{
 | |
| 					RefreshToken: refresh,
 | |
| 					CreatedAt:    &createdPast,
 | |
| 				},
 | |
| 				numConcReqs:   1,
 | |
| 				refreshPeriod: 1 * time.Minute,
 | |
| 			}),
 | |
| 		)
 | |
| 	})
 | |
| 
 | |
| 	Context("refreshSessionIfNeeded", func() {
 | |
| 		type refreshSessionIfNeededTableInput struct {
 | |
| 			refreshPeriod            time.Duration
 | |
| 			session                  *sessionsapi.SessionState
 | |
| 			concurrentSessionRefresh bool
 | |
| 			expectedErr              error
 | |
| 			expectRefreshed          bool
 | |
| 			expectValidated          bool
 | |
| 			expectedLockObtained     bool
 | |
| 		}
 | |
| 
 | |
| 		createdPast := time.Now().Add(-5 * time.Minute)
 | |
| 		createdFuture := time.Now().Add(5 * time.Minute)
 | |
| 
 | |
| 		DescribeTable("with a session",
 | |
| 			func(in refreshSessionIfNeededTableInput) {
 | |
| 				refreshed := false
 | |
| 				validated := false
 | |
| 
 | |
| 				session := &sessionsapi.SessionState{}
 | |
| 				*session = *in.session
 | |
| 				if in.concurrentSessionRefresh {
 | |
| 					// Update the session that Load returns.
 | |
| 					// This simulates a concurrent refresh in the background.
 | |
| 					session.CreatedAt = &createdFuture
 | |
| 				}
 | |
| 				store := &fakeSessionStore{
 | |
| 					LoadFunc: func(req *http.Request) (*sessionsapi.SessionState, error) {
 | |
| 						// Loading the session from the provider creates a new lock
 | |
| 						session.Lock = &testLock{}
 | |
| 						return session, nil
 | |
| 					},
 | |
| 					SaveFunc: func(_ http.ResponseWriter, _ *http.Request, s *sessionsapi.SessionState) error {
 | |
| 						*session = *s
 | |
| 						return nil
 | |
| 					},
 | |
| 				}
 | |
| 
 | |
| 				s := &storedSessionLoader{
 | |
| 					refreshPeriod: in.refreshPeriod,
 | |
| 					store:         store,
 | |
| 					sessionRefresher: func(_ context.Context, ss *sessionsapi.SessionState) (bool, error) {
 | |
| 						refreshed = true
 | |
| 						switch ss.RefreshToken {
 | |
| 						case refresh:
 | |
| 							return true, nil
 | |
| 						case noRefresh:
 | |
| 							return false, nil
 | |
| 						case notImplemented:
 | |
| 							return false, providers.ErrNotImplemented
 | |
| 						default:
 | |
| 							return false, errors.New("error refreshing session")
 | |
| 						}
 | |
| 					},
 | |
| 					sessionValidator: func(_ context.Context, ss *sessionsapi.SessionState) bool {
 | |
| 						validated = true
 | |
| 						return ss.AccessToken != "Invalid"
 | |
| 					},
 | |
| 				}
 | |
| 
 | |
| 				req := httptest.NewRequest("", "/", nil)
 | |
| 				err := s.refreshSessionIfNeeded(nil, req, in.session)
 | |
| 				if in.expectedErr != nil {
 | |
| 					Expect(err).To(MatchError(in.expectedErr))
 | |
| 				} else {
 | |
| 					Expect(err).ToNot(HaveOccurred())
 | |
| 				}
 | |
| 				Expect(refreshed).To(Equal(in.expectRefreshed))
 | |
| 				Expect(validated).To(Equal(in.expectValidated))
 | |
| 				testLock, ok := in.session.Lock.(*testLock)
 | |
| 				Expect(ok).To(Equal(true))
 | |
| 
 | |
| 				if in.expectedLockObtained {
 | |
| 					Expect(testLock.obtainAttempts).Should(BeNumerically(">", 0), "Expected at least one attempt at obtaining the session lock")
 | |
| 				}
 | |
| 				Expect(testLock.locked).To(BeFalse(), "Expected lock should always be released")
 | |
| 			},
 | |
| 			Entry("when the refresh period is 0, and the session does not need refreshing", refreshSessionIfNeededTableInput{
 | |
| 				refreshPeriod: time.Duration(0),
 | |
| 				session: &sessionsapi.SessionState{
 | |
| 					RefreshToken: refresh,
 | |
| 					CreatedAt:    &createdFuture,
 | |
| 					Lock:         &testLock{},
 | |
| 				},
 | |
| 				expectedErr:          nil,
 | |
| 				expectRefreshed:      false,
 | |
| 				expectValidated:      false,
 | |
| 				expectedLockObtained: false,
 | |
| 			}),
 | |
| 			Entry("when the refresh period is 0, and the session needs refreshing", refreshSessionIfNeededTableInput{
 | |
| 				refreshPeriod: time.Duration(0),
 | |
| 				session: &sessionsapi.SessionState{
 | |
| 					RefreshToken: refresh,
 | |
| 					CreatedAt:    &createdPast,
 | |
| 					Lock:         &testLock{},
 | |
| 				},
 | |
| 				expectedErr:          nil,
 | |
| 				expectRefreshed:      false,
 | |
| 				expectValidated:      false,
 | |
| 				expectedLockObtained: false,
 | |
| 			}),
 | |
| 			Entry("when the session does not need refreshing", refreshSessionIfNeededTableInput{
 | |
| 				refreshPeriod: 1 * time.Minute,
 | |
| 				session: &sessionsapi.SessionState{
 | |
| 					RefreshToken: refresh,
 | |
| 					CreatedAt:    &createdFuture,
 | |
| 					Lock:         &testLock{},
 | |
| 				},
 | |
| 				expectedErr:          nil,
 | |
| 				expectRefreshed:      false,
 | |
| 				expectValidated:      false,
 | |
| 				expectedLockObtained: false,
 | |
| 			}),
 | |
| 			Entry("when the session is refreshed by the provider", refreshSessionIfNeededTableInput{
 | |
| 				refreshPeriod: 1 * time.Minute,
 | |
| 				session: &sessionsapi.SessionState{
 | |
| 					RefreshToken: refresh,
 | |
| 					CreatedAt:    &createdPast,
 | |
| 					Lock:         &testLock{},
 | |
| 				},
 | |
| 				expectedErr:          nil,
 | |
| 				expectRefreshed:      true,
 | |
| 				expectValidated:      true,
 | |
| 				expectedLockObtained: true,
 | |
| 			}),
 | |
| 			Entry("when obtaining lock failed, but concurrent request refreshed", refreshSessionIfNeededTableInput{
 | |
| 				refreshPeriod: 1 * time.Minute,
 | |
| 				session: &sessionsapi.SessionState{
 | |
| 					RefreshToken: noRefresh,
 | |
| 					CreatedAt:    &createdPast,
 | |
| 					Lock: &testLock{
 | |
| 						obtainOnAttempt: 4,
 | |
| 					},
 | |
| 				},
 | |
| 				concurrentSessionRefresh: true,
 | |
| 				expectedErr:              nil,
 | |
| 				expectRefreshed:          false,
 | |
| 				expectValidated:          false,
 | |
| 				expectedLockObtained:     true,
 | |
| 			}),
 | |
| 			Entry("when obtaining lock failed with a valid session", refreshSessionIfNeededTableInput{
 | |
| 				refreshPeriod: 1 * time.Minute,
 | |
| 				session: &sessionsapi.SessionState{
 | |
| 					RefreshToken: noRefresh,
 | |
| 					CreatedAt:    &createdPast,
 | |
| 					Lock: &testLock{
 | |
| 						obtainError: sessionsapi.ErrLockNotObtained,
 | |
| 					},
 | |
| 				},
 | |
| 				expectedErr:          errors.New("timeout obtaining session lock"),
 | |
| 				expectRefreshed:      false,
 | |
| 				expectValidated:      false,
 | |
| 				expectedLockObtained: true,
 | |
| 			}),
 | |
| 			Entry("when the session is not refreshed by the provider", refreshSessionIfNeededTableInput{
 | |
| 				refreshPeriod: 1 * time.Minute,
 | |
| 				session: &sessionsapi.SessionState{
 | |
| 					RefreshToken: noRefresh,
 | |
| 					CreatedAt:    &createdPast,
 | |
| 					ExpiresOn:    &createdFuture,
 | |
| 					Lock:         &testLock{},
 | |
| 				},
 | |
| 				expectedErr:          nil,
 | |
| 				expectRefreshed:      true,
 | |
| 				expectValidated:      true,
 | |
| 				expectedLockObtained: true,
 | |
| 			}),
 | |
| 			Entry("when the provider doesn't implement refresh", refreshSessionIfNeededTableInput{
 | |
| 				refreshPeriod: 1 * time.Minute,
 | |
| 				session: &sessionsapi.SessionState{
 | |
| 					RefreshToken: notImplemented,
 | |
| 					CreatedAt:    &createdPast,
 | |
| 					Lock:         &testLock{},
 | |
| 				},
 | |
| 				expectedErr:          nil,
 | |
| 				expectRefreshed:      true,
 | |
| 				expectValidated:      true,
 | |
| 				expectedLockObtained: true,
 | |
| 			}),
 | |
| 			Entry("when the session is not refreshed by the provider", refreshSessionIfNeededTableInput{
 | |
| 				refreshPeriod: 1 * time.Minute,
 | |
| 				session: &sessionsapi.SessionState{
 | |
| 					AccessToken:  "Invalid",
 | |
| 					RefreshToken: noRefresh,
 | |
| 					CreatedAt:    &createdPast,
 | |
| 					ExpiresOn:    &createdFuture,
 | |
| 					Lock:         &testLock{},
 | |
| 				},
 | |
| 				expectedErr:          errors.New("session is invalid"),
 | |
| 				expectRefreshed:      true,
 | |
| 				expectValidated:      true,
 | |
| 				expectedLockObtained: true,
 | |
| 			}),
 | |
| 		)
 | |
| 	})
 | |
| 
 | |
| 	Context("refreshSession", func() {
 | |
| 		type refreshSessionWithProviderTableInput struct {
 | |
| 			session     *sessionsapi.SessionState
 | |
| 			expectedErr error
 | |
| 			expectSaved bool
 | |
| 		}
 | |
| 
 | |
| 		now := time.Now()
 | |
| 
 | |
| 		DescribeTable("when refreshing with the provider",
 | |
| 			func(in refreshSessionWithProviderTableInput) {
 | |
| 				saved := false
 | |
| 
 | |
| 				s := &storedSessionLoader{
 | |
| 					store: &fakeSessionStore{
 | |
| 						SaveFunc: func(_ http.ResponseWriter, _ *http.Request, ss *sessionsapi.SessionState) error {
 | |
| 							saved = true
 | |
| 							if ss.AccessToken == "NoSave" {
 | |
| 								return errors.New("unable to save session")
 | |
| 							}
 | |
| 							return nil
 | |
| 						},
 | |
| 					},
 | |
| 					sessionRefresher: func(_ context.Context, ss *sessionsapi.SessionState) (bool, error) {
 | |
| 						switch ss.RefreshToken {
 | |
| 						case refresh:
 | |
| 							return true, nil
 | |
| 						case noRefresh:
 | |
| 							return false, nil
 | |
| 						case notImplemented:
 | |
| 							return false, providers.ErrNotImplemented
 | |
| 						default:
 | |
| 							return false, errors.New("error refreshing session")
 | |
| 						}
 | |
| 					},
 | |
| 				}
 | |
| 
 | |
| 				req := httptest.NewRequest("", "/", nil)
 | |
| 				req = middlewareapi.AddRequestScope(req, &middlewareapi.RequestScope{})
 | |
| 				err := s.refreshSession(nil, req, in.session)
 | |
| 				if in.expectedErr != nil {
 | |
| 					Expect(err).To(MatchError(in.expectedErr))
 | |
| 				} else {
 | |
| 					Expect(err).ToNot(HaveOccurred())
 | |
| 				}
 | |
| 				Expect(saved).To(Equal(in.expectSaved))
 | |
| 			},
 | |
| 			Entry("when the provider does not refresh the session", refreshSessionWithProviderTableInput{
 | |
| 				session: &sessionsapi.SessionState{
 | |
| 					RefreshToken: noRefresh,
 | |
| 				},
 | |
| 				expectedErr: nil,
 | |
| 				expectSaved: false,
 | |
| 			}),
 | |
| 			Entry("when the provider refreshes the session", refreshSessionWithProviderTableInput{
 | |
| 				session: &sessionsapi.SessionState{
 | |
| 					RefreshToken: refresh,
 | |
| 				},
 | |
| 				expectedErr: nil,
 | |
| 				expectSaved: true,
 | |
| 			}),
 | |
| 			Entry("when the provider doesn't implement refresh", refreshSessionWithProviderTableInput{
 | |
| 				session: &sessionsapi.SessionState{
 | |
| 					RefreshToken: notImplemented,
 | |
| 				},
 | |
| 				expectedErr: nil,
 | |
| 				expectSaved: true,
 | |
| 			}),
 | |
| 			Entry("when the provider returns an error", refreshSessionWithProviderTableInput{
 | |
| 				session: &sessionsapi.SessionState{
 | |
| 					RefreshToken: "RefreshError",
 | |
| 					CreatedAt:    &now,
 | |
| 					ExpiresOn:    &now,
 | |
| 				},
 | |
| 				expectedErr: errors.New("error refreshing tokens: error refreshing session"),
 | |
| 				expectSaved: false,
 | |
| 			}),
 | |
| 			Entry("when the saving the session returns an error", refreshSessionWithProviderTableInput{
 | |
| 				session: &sessionsapi.SessionState{
 | |
| 					RefreshToken: refresh,
 | |
| 					AccessToken:  "NoSave",
 | |
| 				},
 | |
| 				expectedErr: errors.New("error saving session: unable to save session"),
 | |
| 				expectSaved: true,
 | |
| 			}),
 | |
| 		)
 | |
| 	})
 | |
| 
 | |
| 	Context("validateSession", func() {
 | |
| 		var s *storedSessionLoader
 | |
| 
 | |
| 		BeforeEach(func() {
 | |
| 			s = &storedSessionLoader{
 | |
| 				sessionValidator: func(_ context.Context, ss *sessionsapi.SessionState) bool {
 | |
| 					return ss.AccessToken == "Valid"
 | |
| 				},
 | |
| 			}
 | |
| 		})
 | |
| 
 | |
| 		Context("with a valid session", func() {
 | |
| 			It("does not return an error", func() {
 | |
| 				expires := time.Now().Add(1 * time.Minute)
 | |
| 				session := &sessionsapi.SessionState{
 | |
| 					AccessToken: "Valid",
 | |
| 					ExpiresOn:   &expires,
 | |
| 				}
 | |
| 				Expect(s.validateSession(ctx, session)).To(Succeed())
 | |
| 			})
 | |
| 		})
 | |
| 
 | |
| 		Context("with an expired session", func() {
 | |
| 			It("returns an error", func() {
 | |
| 				created := time.Now().Add(-5 * time.Minute)
 | |
| 				expires := time.Now().Add(-1 * time.Minute)
 | |
| 				session := &sessionsapi.SessionState{
 | |
| 					AccessToken: "Valid",
 | |
| 					CreatedAt:   &created,
 | |
| 					ExpiresOn:   &expires,
 | |
| 				}
 | |
| 				Expect(s.validateSession(ctx, session)).To(MatchError("session is expired"))
 | |
| 			})
 | |
| 		})
 | |
| 
 | |
| 		Context("with an invalid session", func() {
 | |
| 			It("returns an error", func() {
 | |
| 				expires := time.Now().Add(1 * time.Minute)
 | |
| 				session := &sessionsapi.SessionState{
 | |
| 					AccessToken: "Invalid",
 | |
| 					ExpiresOn:   &expires,
 | |
| 				}
 | |
| 				Expect(s.validateSession(ctx, session)).To(MatchError("session is invalid"))
 | |
| 			})
 | |
| 		})
 | |
| 	})
 | |
| })
 | |
| 
 | |
| type fakeSessionStore struct {
 | |
| 	SaveFunc  func(http.ResponseWriter, *http.Request, *sessionsapi.SessionState) error
 | |
| 	LoadFunc  func(req *http.Request) (*sessionsapi.SessionState, error)
 | |
| 	ClearFunc func(rw http.ResponseWriter, req *http.Request) error
 | |
| }
 | |
| 
 | |
| func (f *fakeSessionStore) Save(rw http.ResponseWriter, req *http.Request, s *sessionsapi.SessionState) error {
 | |
| 	if f.SaveFunc != nil {
 | |
| 		return f.SaveFunc(rw, req, s)
 | |
| 	}
 | |
| 	return nil
 | |
| }
 | |
| func (f *fakeSessionStore) Load(req *http.Request) (*sessionsapi.SessionState, error) {
 | |
| 	if f.LoadFunc != nil {
 | |
| 		return f.LoadFunc(req)
 | |
| 	}
 | |
| 	return nil, nil
 | |
| }
 | |
| 
 | |
| func (f *fakeSessionStore) Clear(rw http.ResponseWriter, req *http.Request) error {
 | |
| 	if f.ClearFunc != nil {
 | |
| 		return f.ClearFunc(rw, req)
 | |
| 	}
 | |
| 	return nil
 | |
| }
 | |
| 
 | |
| func (f *fakeSessionStore) VerifyConnection(_ context.Context) error {
 | |
| 	return nil
 | |
| }
 |