http_test.go

Documentation: go.etcd.io/etcd/server/v3/lease/leasehttp

     1  // Copyright 2016 The etcd Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package leasehttp
    16  
    17  import (
    18  	"context"
    19  	"net/http"
    20  	"net/http/httptest"
    21  	"testing"
    22  	"time"
    23  
    24  	"go.etcd.io/etcd/server/v3/lease"
    25  	betesting "go.etcd.io/etcd/server/v3/mvcc/backend/testing"
    26  	"go.uber.org/zap/zaptest"
    27  )
    28  
    29  func TestRenewHTTP(t *testing.T) {
    30  	lg := zaptest.NewLogger(t)
    31  	be, _ := betesting.NewTmpBackend(t, time.Hour, 10000)
    32  	defer betesting.Close(t, be)
    33  
    34  	le := lease.NewLessor(lg, be, nil, lease.LessorConfig{MinLeaseTTL: int64(5)})
    35  	le.Promote(time.Second)
    36  	l, err := le.Grant(1, int64(5))
    37  	if err != nil {
    38  		t.Fatalf("failed to create lease: %v", err)
    39  	}
    40  
    41  	ts := httptest.NewServer(NewHandler(le, waitReady))
    42  	defer ts.Close()
    43  
    44  	ttl, err := RenewHTTP(context.TODO(), l.ID, ts.URL+LeasePrefix, http.DefaultTransport)
    45  	if err != nil {
    46  		t.Fatal(err)
    47  	}
    48  	if ttl != 5 {
    49  		t.Fatalf("ttl expected 5, got %d", ttl)
    50  	}
    51  }
    52  
    53  func TestTimeToLiveHTTP(t *testing.T) {
    54  	lg := zaptest.NewLogger(t)
    55  	be, _ := betesting.NewTmpBackend(t, time.Hour, 10000)
    56  	defer betesting.Close(t, be)
    57  
    58  	le := lease.NewLessor(lg, be, nil, lease.LessorConfig{MinLeaseTTL: int64(5)})
    59  	le.Promote(time.Second)
    60  	l, err := le.Grant(1, int64(5))
    61  	if err != nil {
    62  		t.Fatalf("failed to create lease: %v", err)
    63  	}
    64  
    65  	ts := httptest.NewServer(NewHandler(le, waitReady))
    66  	defer ts.Close()
    67  
    68  	resp, err := TimeToLiveHTTP(context.TODO(), l.ID, true, ts.URL+LeaseInternalPrefix, http.DefaultTransport)
    69  	if err != nil {
    70  		t.Fatal(err)
    71  	}
    72  	if resp.LeaseTimeToLiveResponse.ID != 1 {
    73  		t.Fatalf("lease id expected 1, got %d", resp.LeaseTimeToLiveResponse.ID)
    74  	}
    75  	if resp.LeaseTimeToLiveResponse.GrantedTTL != 5 {
    76  		t.Fatalf("granted TTL expected 5, got %d", resp.LeaseTimeToLiveResponse.GrantedTTL)
    77  	}
    78  }
    79  
    80  func TestRenewHTTPTimeout(t *testing.T) {
    81  	testApplyTimeout(t, func(l *lease.Lease, serverURL string) error {
    82  		_, err := RenewHTTP(context.TODO(), l.ID, serverURL+LeasePrefix, http.DefaultTransport)
    83  		return err
    84  	})
    85  }
    86  
    87  func TestTimeToLiveHTTPTimeout(t *testing.T) {
    88  	testApplyTimeout(t, func(l *lease.Lease, serverURL string) error {
    89  		_, err := TimeToLiveHTTP(context.TODO(), l.ID, true, serverURL+LeaseInternalPrefix, http.DefaultTransport)
    90  		return err
    91  	})
    92  }
    93  
    94  func testApplyTimeout(t *testing.T, f func(*lease.Lease, string) error) {
    95  	lg := zaptest.NewLogger(t)
    96  	be, _ := betesting.NewTmpBackend(t, time.Hour, 10000)
    97  	defer betesting.Close(t, be)
    98  
    99  	le := lease.NewLessor(lg, be, nil, lease.LessorConfig{MinLeaseTTL: int64(5)})
   100  	le.Promote(time.Second)
   101  	l, err := le.Grant(1, int64(5))
   102  	if err != nil {
   103  		t.Fatalf("failed to create lease: %v", err)
   104  	}
   105  
   106  	ts := httptest.NewServer(NewHandler(le, waitNotReady))
   107  	defer ts.Close()
   108  	err = f(l, ts.URL)
   109  	if err == nil {
   110  		t.Fatalf("expected timeout error, got nil")
   111  	}
   112  	if err.Error() != ErrLeaseHTTPTimeout.Error() {
   113  		t.Fatalf("expected (%v), got (%v)", ErrLeaseHTTPTimeout.Error(), err.Error())
   114  	}
   115  }
   116  
   117  func waitReady() <-chan struct{} {
   118  	ch := make(chan struct{})
   119  	close(ch)
   120  	return ch
   121  }
   122  
   123  func waitNotReady() <-chan struct{} {
   124  	return nil
   125  }
   126
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