Update rendered quickstart example utilizing the shutdown-manager

Signed-off-by: Steve Sloka <[email protected]>

examples/contour/03-envoy.yaml

@@ -29,7 +29,7 @@ spec:
         args:
           - envoy
           - shutdown-manager
-        image: stevesloka/contour:dev
+        image: docker.io/projectcontour/contour:master
         imagePullPolicy: Always
         lifecycle:
           preStop:

examples/render/contour.yaml

@@ -1612,6 +1612,26 @@ spec:
         app: envoy
     spec:
       containers:
+      - command:
+        - /bin/contour
+        args:
+          - envoy
+          - shutdown-manager
+        image: docker.io/projectcontour/contour:master
+        imagePullPolicy: IfNotPresent
+        lifecycle:
+          preStop:
+            httpGet:
+              path: /shutdown
+              port: 8090
+              scheme: HTTP
+        livenessProbe:
+          httpGet:
+            path: /healthz
+            port: 8090
+          initialDelaySeconds: 3
+          periodSeconds: 10
+        name: shutdown-manager
       - args:
         - -c
         - /config/envoy.json
@@ -1648,7 +1668,7 @@ spec:
             path: /ready
             port: 8002
           initialDelaySeconds: 3
-          periodSeconds: 3
+          periodSeconds: 4
         volumeMounts:
           - name: envoy-config
             mountPath: /config
@@ -1658,15 +1678,10 @@ spec:
             mountPath: /ca
         lifecycle:
           preStop:
-            exec:
-              command:
-              - bash
-              - -c
-              - --
-              - echo
-              - -ne
-              - "POST /healthcheck/fail HTTP/1.1\r\nHost: localhost\r\nConnection: close\r\n\r\n"
-              - '>/dev/tcp/localhost/9001'
+            httpGet:
+              path: /shutdown
+              port: 8090
+              scheme: HTTP
       initContainers:
       - args:
         - bootstrap
@@ -1696,6 +1711,7 @@ spec:
             fieldRef:
               fieldPath: metadata.namespace
       automountServiceAccountToken: false
+      terminationGracePeriodSeconds: 300
       volumes:
         - name: envoy-config
           emptyDir: {}