[skip ci]Add proxy pod failure chaos test (#10966)

Signed-off-by: zhuwenxing <wenxing.zhu@zilliz.com>

.github/workflows/pod-failure-chaos-test.yaml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        pod: [querynode, datanode, indexnode]
+        pod: [querynode, datanode, indexnode, proxy]
     
     steps:
 
@@ -61,7 +61,7 @@ jobs:
         shell: bash
         working-directory: tests/python_client/chaos
         run: |
-          declare -A pod_map=( ["querynode"]="queryNode" ["indexnode"]="indexNode" ["datanode"]="dataNode")
+          declare -A pod_map=( ["querynode"]="queryNode" ["indexnode"]="indexNode" ["datanode"]="dataNode" ["proxy"]="proxy")
           helm repo add milvus https://milvus-io.github.io/milvus-helm
           helm repo update
           helm install --wait --timeout 360s milvus-chaos milvus/milvus --set ${pod_map[${{ matrix.pod }}]}.replicas=2 -f cluster-values.yaml  -n=chaos-testing

tests/python_client/chaos/chaos_objects/pod_failure/chaos_proxy_pod_failure.yaml

@@ -0,0 +1,16 @@
+apiVersion: chaos-mesh.org/v1alpha1
+kind: PodChaos
+metadata:
+  name: test-querynode-pod-failure
+  namespace: chaos-testing
+spec:
+  selector:
+    namespaces:
+      - chaos-testing
+    labelSelectors:
+      app.kubernetes.io/instance: milvus-chaos
+      component: proxy
+  mode: one
+  action: pod-failure
+  duration: 2m
+  gracePeriod: 0

tests/python_client/chaos/chaos_objects/pod_failure/testcases.yaml

@@ -16,8 +16,6 @@ Collections:
             search: fail
             query: fail
           cluster_n_nodes:
-            search: succ
-            query: succ
   -
     testcase:
       name: test_indexnode_pod_failure
@@ -26,7 +24,6 @@ Collections:
           cluster_1_node:
             index: fail
           cluster_n_nodes:
-            index: succ
 
   -
     testcase:
@@ -36,4 +33,17 @@ Collections:
           cluster_1_node:
             insert: fail
           cluster_n_nodes:
-            insert: succ
+
+  -
+    testcase:
+      name: test_proxy_pod_failure
+      chaos: chaos_proxy_pod_failure.yaml
+      expectation:
+          cluster_1_node:
+            create: fail
+            insert: fail
+            flush: fail
+            index: fail
+            search: fail
+            query: fail
+          cluster_n_nodes:

tests/python_client/chaos/test_chaos.py

@@ -49,7 +49,8 @@ class TestChaosBase:
         node_map = {
             "querynode": "query_nodes",
             "datanode": "data_nodes",
-            "indexnode": "index_nodes"
+            "indexnode": "index_nodes",
+            "proxy": "proxy_nodes"
         }
         for t in test_collections:
             test_chaos = t.get('testcase', {}).get('chaos', {})