forked from etcd-io/etcd
-
Notifications
You must be signed in to change notification settings - Fork 0
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
backport ignore old leader's leases revoking request
Signed-off-by: Ivan Valdes <ivan@vald.es>
- Loading branch information
Showing
7 changed files
with
227 additions
and
7 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,157 @@ | ||
| // Copyright 2024 The etcd Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| //go:build !cluster_proxy | ||
|
|
||
| package e2e | ||
|
|
||
| import ( | ||
| "context" | ||
| "testing" | ||
| "time" | ||
|
|
||
| "github.com/stretchr/testify/require" | ||
|
|
||
| clientv3 "go.etcd.io/etcd/client/v3" | ||
| "go.etcd.io/etcd/tests/v3/framework/e2e" | ||
| "go.etcd.io/etcd/tests/v3/framework/testutils" | ||
| ) | ||
|
|
||
| // TestLeaseRevoke_IgnoreOldLeader verifies that leases shouldn't be revoked | ||
| // by old leader. | ||
| // See the case 1 in https://github.com/etcd-io/etcd/issues/15247#issuecomment-1777862093. | ||
| func TestLeaseRevoke_IgnoreOldLeader(t *testing.T) { | ||
| testLeaseRevokeIssue(t, true) | ||
| } | ||
|
|
||
| // TestLeaseRevoke_ClientSwitchToOtherMember verifies that leases shouldn't | ||
| // be revoked by new leader. | ||
| // See the case 2 in https://github.com/etcd-io/etcd/issues/15247#issuecomment-1777862093. | ||
| func TestLeaseRevoke_ClientSwitchToOtherMember(t *testing.T) { | ||
| testLeaseRevokeIssue(t, false) | ||
| } | ||
|
|
||
| func testLeaseRevokeIssue(t *testing.T, connectToOneFollower bool) { | ||
| e2e.BeforeTest(t) | ||
|
|
||
| ctx := context.Background() | ||
|
|
||
| t.Log("Starting a new etcd cluster") | ||
| epc, err := e2e.NewEtcdProcessCluster(t, &e2e.EtcdProcessClusterConfig{ | ||
| ClusterSize: 3, | ||
| GoFailEnabled: true, | ||
| GoFailClientTimeout: 40 * time.Second, | ||
| }) | ||
| require.NoError(t, err) | ||
| defer func() { | ||
| if errC := epc.Close(); errC != nil { | ||
| t.Fatalf("error closing etcd processes (%v)", errC) | ||
| } | ||
| }() | ||
|
|
||
| leaderIdx := epc.WaitLeader(t) | ||
| t.Logf("Leader index: %d", leaderIdx) | ||
|
|
||
| epsForNormalOperations := epc.Procs[(leaderIdx+2)%3].EndpointsGRPC() | ||
| t.Logf("Creating a client for normal operations: %v", epsForNormalOperations) | ||
| client, err := clientv3.New(clientv3.Config{Endpoints: epsForNormalOperations, DialTimeout: 3 * time.Second}) | ||
| require.NoError(t, err) | ||
| defer client.Close() | ||
|
|
||
| var epsForLeaseKeepAlive []string | ||
| if connectToOneFollower { | ||
| epsForLeaseKeepAlive = epc.Procs[(leaderIdx+1)%3].EndpointsGRPC() | ||
| } else { | ||
| epsForLeaseKeepAlive = epc.EndpointsGRPC() | ||
| } | ||
| t.Logf("Creating a client for the leaseKeepAlive operation: %v", epsForLeaseKeepAlive) | ||
| clientForKeepAlive, err := clientv3.New(clientv3.Config{Endpoints: epsForLeaseKeepAlive, DialTimeout: 3 * time.Second}) | ||
| require.NoError(t, err) | ||
| defer clientForKeepAlive.Close() | ||
|
|
||
| resp, err := client.Status(ctx, epsForNormalOperations[0]) | ||
| require.NoError(t, err) | ||
| oldLeaderId := resp.Leader | ||
|
|
||
| t.Log("Creating a new lease") | ||
| leaseRsp, err := client.Grant(ctx, 20) | ||
| require.NoError(t, err) | ||
|
|
||
| t.Log("Starting a goroutine to keep alive the lease") | ||
| doneC := make(chan struct{}) | ||
| stopC := make(chan struct{}) | ||
| startC := make(chan struct{}, 1) | ||
| go func() { | ||
| defer close(doneC) | ||
|
|
||
| respC, kerr := clientForKeepAlive.KeepAlive(ctx, leaseRsp.ID) | ||
| require.NoError(t, kerr) | ||
| // ensure we have received the first response from the server | ||
| <-respC | ||
| startC <- struct{}{} | ||
|
|
||
| for { | ||
| select { | ||
| case <-stopC: | ||
| return | ||
| case <-respC: | ||
| } | ||
| } | ||
| }() | ||
|
|
||
| t.Log("Wait for the keepAlive goroutine to get started") | ||
| <-startC | ||
|
|
||
| t.Log("Trigger the failpoint to simulate stalled writing") | ||
| err = epc.Procs[leaderIdx].Failpoints().SetupHTTP(ctx, "raftBeforeSave", `sleep("30s")`) | ||
| require.NoError(t, err) | ||
|
|
||
| cctx, cancel := context.WithTimeout(context.Background(), 5*time.Second) | ||
| t.Logf("Waiting for a new leader to be elected, old leader index: %d, old leader ID: %d", leaderIdx, oldLeaderId) | ||
| testutils.ExecuteUntil(cctx, t, func() { | ||
| for { | ||
| resp, err = client.Status(ctx, epsForNormalOperations[0]) | ||
| if err == nil && resp.Leader != oldLeaderId { | ||
| t.Logf("A new leader has already been elected, new leader index: %d", resp.Leader) | ||
| return | ||
| } | ||
| time.Sleep(100 * time.Millisecond) | ||
| } | ||
| }) | ||
| cancel() | ||
|
|
||
| t.Log("Writing a key/value pair") | ||
| _, err = client.Put(ctx, "foo", "bar") | ||
| require.NoError(t, err) | ||
|
|
||
| t.Log("Sleeping 30 seconds") | ||
| time.Sleep(30 * time.Second) | ||
|
|
||
| t.Log("Remove the failpoint 'raftBeforeSave'") | ||
| err = epc.Procs[leaderIdx].Failpoints().DeactivateHTTP(ctx, "raftBeforeSave") | ||
| require.NoError(t, err) | ||
|
|
||
| // By default, etcd tries to revoke leases every 7 seconds. | ||
| t.Log("Sleeping 10 seconds") | ||
| time.Sleep(10 * time.Second) | ||
|
|
||
| t.Log("Confirming the lease isn't revoked") | ||
| leases, err := client.Leases(ctx) | ||
| require.NoError(t, err) | ||
| require.Equal(t, 1, len(leases.Leases)) | ||
|
|
||
| t.Log("Waiting for the keepAlive goroutine to exit") | ||
| close(stopC) | ||
| <-doneC | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters