added liveness and readiness probes to debug container partials template (#11308)

Signed-off-by: Alen Haric <aharic88@gmail.com>

charts/partials/templates/_debug.tpl

@@ -3,4 +3,13 @@ image: {{.Values.debugContainer.image.name}}:{{.Values.debugContainer.image.vers
 imagePullPolicy: {{.Values.debugContainer.image.pullPolicy | default .Values.imagePullPolicy}}
 name: linkerd-debug
 terminationMessagePolicy: FallbackToLogsOnError
+# some environments require probes, so we provide some infallible ones
+livenessProbe:
+    exec:
+      command:
+      - "true"
+readinessProbe:
+    exec:
+      command:
+      - "true"
 {{- end -}}

cli/cmd/testdata/inject_emojivoto_deployment_debug.golden.yml

@@ -174,7 +174,15 @@ spec:
           name: http
       - image: cr.l5d.io/linkerd/debug:test-inject-debug-version
         imagePullPolicy: IfNotPresent
+        livenessProbe:
+          exec:
+            command:
+            - "true"
         name: linkerd-debug
+        readinessProbe:
+          exec:
+            command:
+            - "true"
         terminationMessagePolicy: FallbackToLogsOnError
       initContainers:
       - args:

cli/cmd/testdata/inject_tap_deployment_debug.golden.yml

@@ -222,7 +222,15 @@ spec:
           name: config
       - image: cr.l5d.io/linkerd/debug:test-inject-debug-version
         imagePullPolicy: IfNotPresent
+        livenessProbe:
+          exec:
+            command:
+            - "true"
         name: linkerd-debug
+        readinessProbe:
+          exec:
+            command:
+            - "true"
         terminationMessagePolicy: FallbackToLogsOnError
       dnsPolicy: ClusterFirst
       initContainers:

controller/proxy-injector/fake/data/pod-with-debug.patch.json

@@ -103,7 +103,17 @@
       "image": "cr.l5d.io/linkerd/debug:dev-undefined",
       "imagePullPolicy": "IfNotPresent",
       "name": "linkerd-debug",
-      "terminationMessagePolicy": "FallbackToLogsOnError"
+      "terminationMessagePolicy": "FallbackToLogsOnError",
+      "livenessProbe": {
+          "exec": {
+              "command": ["true"]
+          }
+      },
+      "readinessProbe": {
+          "exec": {
+              "command": ["true"]
+          }
+      }
     }
   },
   {