Implement robustness test target for 20221

Reference:
- #20221

Signed-off-by: Chun-Hung Tseng <[email protected]>

Author: henrybear327

tests/robustness/Makefile

@@ -80,6 +80,11 @@ test-robustness-issue20573: /tmp/etcd-v3.6.4-failpoints/bin
 	GO_TEST_FLAGS='-v -run=TestRobustnessRegression/issue20573 -count 200 -failfast --bin-dir=/tmp/etcd-v3.6.4-failpoints/bin' $(TOPLEVEL_MAKE) test-robustness && \
 	  echo "Failed to reproduce" || echo "Successful reproduction"
 
+.PHONY: test-robustness-issue20221
+test-robustness-issue20221: /tmp/etcd-866bc0717c0b56579514c7363f3f47f6cd4109c6-failpoints/bin
+	GO_TEST_FLAGS='-v -run=TestRobustnessRegression/issue20221 -count 200 -failfast --bin-dir=/tmp/etcd-866bc0717c0b56579514c7363f3f47f6cd4109c6-failpoints/bin' $(TOPLEVEL_MAKE) test-robustness && \
+	  echo "Failed to reproduce" || echo "Successful reproduction"
+
 # Etcd API usage by Kubernetes
 
 .PHONY: k8s-coverage
@@ -125,6 +130,14 @@ $(GOPATH)/bin/gofail: $(REPOSITORY_ROOT)/tools/mod/go.mod $(REPOSITORY_ROOT)/too
 	  $(MAKE) gofail-enable; \
 	  $(MAKE) build;
 
+/tmp/etcd-866bc0717c0b56579514c7363f3f47f6cd4109c6-failpoints/bin: $(GOPATH)/bin/gofail
+	rm -rf /tmp/etcd-866bc0717c0b56579514c7363f3f47f6cd4109c6-failpoints/
+	mkdir -p /tmp/etcd-866bc0717c0b56579514c7363f3f47f6cd4109c6-failpoints/
+	cd /tmp/etcd-866bc0717c0b56579514c7363f3f47f6cd4109c6-failpoints/; \
+	  git clone --depth 1 --revision 866bc0717c0b56579514c7363f3f47f6cd4109c6 https://github.com/etcd-io/etcd.git .; \
+	  $(MAKE) gofail-enable; \
+	  $(MAKE) build;
+
 /tmp/etcd-release-3.6-failpoints/bin: $(GOPATH)/bin/gofail
 	rm -rf /tmp/etcd-release-3.6-failpoints/
 	mkdir -p /tmp/etcd-release-3.6-failpoints/

tests/robustness/scenarios/scenarios.go

@@ -308,5 +308,24 @@ func Regression(t *testing.T) []TestScenario {
 		),
 	})
 
+	scenarios = append(scenarios, TestScenario{
+		Name:      "issue20221",
+		Profile:   traffic.HighTrafficProfile.WithoutCompaction().WithContinuousWatchCreationInterval(10 * time.Millisecond).WithContinuousWatchCreationRevisionOffset(100),
+		Failpoint: failpoint.RaftAfterSaveSnapPanic,
+		// Failpoint: failpoint.RaftBeforeApplySnapPanic,
+		// Failpoint: failpoint.RaftAfterApplySnapPanic,
+		// Failpoint: failpoint.RaftAfterWALReleasePanic,
+		Traffic: traffic.Kubernetes,
+		Cluster: *e2e.NewConfig(
+			e2e.WithClusterSize(3),
+			e2e.WithCompactionBatchLimit(10),
+			e2e.WithSnapshotCount(50),
+			e2e.WithSnapshotCatchUpEntries(100),
+			e2e.WithGoFailEnabled(true),
+			e2e.WithPeerProxy(true),
+			e2e.WithIsPeerTLS(true),
+		),
+	})
+
 	return scenarios
 }