Remove deploy of ingress controller from the example [ci skip] (#1933)

docs/examples/customization/external-auth-headers/Makefile

@@ -3,7 +3,7 @@ all: push
 TAG=0.1
 PREFIX?=electroma/ingress-demo-
 ARCH?=amd64
-GOLANG_VERSION=1.8
+GOLANG_VERSION=1.9
 TEMP_DIR:=$(shell mktemp -d)
 
 build: clean

docs/examples/customization/external-auth-headers/README.md

@@ -6,12 +6,12 @@ to backend service.
 Sample configuration includes:
 
 * Sample authentication service producing several response headers
-    * Authentication logic is based on HTTP header: requests with header `User` containing string `internal` are considered authenticated
+  * Authentication logic is based on HTTP header: requests with header `User` containing string `internal` are considered authenticated
-    * After successful authentication service generates response headers `UserID` and `UserRole`
+  * After successful authentication service generates response headers `UserID` and `UserRole`
 * Sample echo service displaying header information
 * Two ingress objects pointing to echo service
-    * Public, which allows access from unauthenticated users
+  * Public, which allows access from unauthenticated users
-    * Private, which allows access from authenticated users only
+  * Private, which allows access from authenticated users only
 
 You can deploy the controller as
 follows:
@@ -21,18 +21,14 @@ $ kubectl create -f deploy/
 deployment "demo-auth-service" created
 service "demo-auth-service" created
 ingress "demo-auth-service" created
-deployment "default-http-backend" created
-service "default-http-backend" created
 deployment "demo-echo-service" created
 service "demo-echo-service" created
 ingress "public-demo-echo-service" created
 ingress "secure-demo-echo-service" created
-deployment "nginx-ingress-controller" created
 
 $ kubectl get po
 NAME                                        READY     STATUS    RESTARTS   AGE
 NAME                                        READY     STATUS    RESTARTS   AGE
-default-http-backend-2657704409-vv0hm       1/1       Running            0          29s
 demo-auth-service-2769076528-7g9mh          1/1       Running            0          30s
 demo-echo-service-3636052215-3vw8c          1/1       Running            0          29s
 
@@ -42,9 +38,9 @@ public-demo-echo-service   public-demo-echo-service.kube.local             80
 secure-demo-echo-service   secure-demo-echo-service.kube.local             80        1m
 ```
 
-
 Test 1: public service with no auth header
-```
+
+```console
 $ curl -H 'Host: public-demo-echo-service.kube.local' -v 192.168.99.100
 * Rebuilt URL to: 192.168.99.100/
 *   Trying 192.168.99.100...
@@ -64,8 +60,10 @@ $ curl -H 'Host: public-demo-echo-service.kube.local' -v 192.168.99.100
 * Connection #0 to host 192.168.99.100 left intact
 UserID: , UserRole:
 ```
+
 Test 2: secure service with no auth header
-```
+
+```console
 $ curl -H 'Host: secure-demo-echo-service.kube.local' -v 192.168.99.100
 * Rebuilt URL to: 192.168.99.100/
 *   Trying 192.168.99.100...
@@ -91,8 +89,10 @@ $ curl -H 'Host: secure-demo-echo-service.kube.local' -v 192.168.99.100
 </html>
 * Connection #0 to host 192.168.99.100 left intact
 ```
+
 Test 3: public service with valid auth header
-```
+
+```console
 $ curl -H 'Host: public-demo-echo-service.kube.local' -H 'User:internal' -v 192.168.99.100
 * Rebuilt URL to: 192.168.99.100/
 *   Trying 192.168.99.100...
@@ -113,9 +113,10 @@ $ curl -H 'Host: public-demo-echo-service.kube.local' -H 'User:internal' -v 192.
 * Connection #0 to host 192.168.99.100 left intact
 UserID: 1443635317331776148, UserRole: admin
 ```
+
 Test 4: public service with valid auth header
 
-```
+```console
 $ curl -H 'Host: secure-demo-echo-service.kube.local' -H 'User:internal' -v 192.168.99.100
 * Rebuilt URL to: 192.168.99.100/
 *   Trying 192.168.99.100...

docs/examples/customization/external-auth-headers/deploy/default-backend.yaml

@@ -1,48 +0,0 @@
-apiVersion: extensions/v1beta1
-kind: Deployment
-metadata:
-  name: default-http-backend
-  labels:
-    k8s-app: default-http-backend
-  namespace: default
-spec:
-  replicas: 1
-  template:
-    metadata:
-      labels:
-        k8s-app: default-http-backend
-    spec:
-      terminationGracePeriodSeconds: 60
-      containers:
-      - name: default-http-backend
-        image: gcr.io/google_containers/defaultbackend:1.4
-        livenessProbe:
-          httpGet:
-            path: /healthz
-            port: 8080
-            scheme: HTTP
-          initialDelaySeconds: 30
-          timeoutSeconds: 5
-        ports:
-        - containerPort: 8080
-        resources:
-          limits:
-            cpu: 10m
-            memory: 20Mi
-          requests:
-            cpu: 10m
-            memory: 20Mi
----
-apiVersion: v1
-kind: Service
-metadata:
-  name: default-http-backend
-  namespace: default
-  labels:
-    k8s-app: default-http-backend
-spec:
-  ports:
-  - port: 80
-    targetPort: 8080
-  selector:
-    k8s-app: default-http-backend

docs/examples/customization/external-auth-headers/deploy/nginx-ingress-controller.yaml

@@ -1,33 +0,0 @@
-apiVersion: extensions/v1beta1
-kind: Deployment
-metadata:
-  name: nginx-ingress-controller
-  labels:
-    k8s-app: nginx-ingress-controller
-  namespace: kube-system
-spec:
-  replicas: 1
-  template:
-    metadata:
-      labels:
-        k8s-app: nginx-ingress-controller
-    spec:
-      terminationGracePeriodSeconds: 60
-      containers:
-      - image: gcr.io/google_containers/nginx-ingress-controller:0.9.0-beta.2
-        name: nginx-ingress-controller
-        ports:
-        - containerPort: 80
-          hostPort: 80
-        env:
-          - name: POD_NAME
-            valueFrom:
-              fieldRef:
-                fieldPath: metadata.name
-          - name: POD_NAMESPACE
-            valueFrom:
-              fieldRef:
-                fieldPath: metadata.namespace
-        args:
-        - /nginx-ingress-controller
-        - --default-backend-service=$(POD_NAMESPACE)/default-http-backend