Update documentation on accessing nginx container

Author: bjee19

docs/developer/testing.md

@@ -69,19 +69,19 @@ Follow the steps below for manual testing:
    - Logs of the `nginx-gateway` container. Look out for unexpected error logs or panics.
 
      ```shell
-     kubectl logs -n nginx-gateway -l app=nginx-gateway
+     kubectl -n nginx-gateway logs <ngf-pod-name> -c nginx-gateway
      ```
 
    - Logs of the `nginx` container. Look for unexpected error logs and verify the access logs are correct.
 
      ```shell
-     kubectl logs -n nginx-gateway -l app=nginx
+     kubectl -n <nginx-pod-namespace> logs <nginx-pod-name> -c nginx
      ```
 
    - The generated nginx config. Make sure it's correct.
 
      ```shell
-     kubectl exec -it -n nginx-gateway <nginx gateway pod> -c nginx -- nginx -T
+     kubectl exec -it -n <nginx-pod-namespace> <nginx-pod-name> -c nginx -- nginx -T
      ```
 
    - The statuses of the Gateway API Resources. Make sure they look correct.

examples/cafe-example/README.md

@@ -9,18 +9,6 @@ to route traffic to that application using HTTPRoute resources.
 
 1. Follow the [installation instructions](https://docs.nginx.com/nginx-gateway-fabric/installation/) to deploy NGINX Gateway Fabric.
 
-1. Save the public IP address of NGINX Gateway Fabric into a shell variable:
-
-   ```text
-   GW_IP=XXX.YYY.ZZZ.III
-   ```
-
-1. Save the port of NGINX Gateway Fabric:
-
-   ```text
-   GW_PORT=<port number>
-   ```
-
 ## 2. Deploy the Cafe Application
 
 1. Create the coffee and the tea Deployments and Services:
@@ -49,6 +37,15 @@ to route traffic to that application using HTTPRoute resources.
    kubectl apply -f gateway.yaml
    ```
 
+    After creating the Gateway resource, NGINX Gateway Fabric will provision an NGINX Pod and Service fronting it to route traffic.
+
+    Save the public IP address and port of the NGINX Service into shell variables:
+
+    ```text
+    GW_IP=XXX.YYY.ZZZ.III
+    GW_PORT=<port number>
+    ```
+
 1. Create the HTTPRoute resources:
 
    ```shell

examples/cross-namespace-routing/README.md

@@ -9,18 +9,6 @@ in a different namespace from our HTTPRoutes.
 
 1. Follow the [installation instructions](https://docs.nginx.com/nginx-gateway-fabric/installation/) to deploy NGINX Gateway Fabric.
 
-1. Save the public IP address of NGINX Gateway Fabric into a shell variable:
-
-   ```text
-   GW_IP=XXX.YYY.ZZZ.III
-   ```
-
-1. Save the port of NGINX Gateway Fabric:
-
-   ```text
-   GW_PORT=<port number>
-   ```
-
 ## 2. Deploy the Cafe Application
 
 1. Create the cafe namespace and cafe application:
@@ -49,6 +37,15 @@ in a different namespace from our HTTPRoutes.
    kubectl apply -f gateway.yaml
    ```
 
+    After creating the Gateway resource, NGINX Gateway Fabric will provision an NGINX Pod and Service fronting it to route traffic.
+
+    Save the public IP address and port of the NGINX Service into shell variables:
+
+    ```text
+    GW_IP=XXX.YYY.ZZZ.III
+    GW_PORT=<port number>
+    ```
+
 1. Create the HTTPRoute resources:
 
    ```shell

examples/grpc-routing/README.md

@@ -9,18 +9,6 @@ to route traffic to that application using GRPCRoute resources.
 
 1. Follow the [installation instructions](https://docs.nginx.com/nginx-gateway-fabric/installation/) to deploy NGINX Gateway Fabric.
 
-1. Save the public IP address of NGINX Gateway Fabric into a shell variable:
-
-    ```text
-    GW_IP=XXX.YYY.ZZZ.III
-    ```
-
-1. Save the port of NGINX Gateway Fabric:
-
-    ```text
-    GW_PORT=<port number>
-    ```
-
 ## 2. Deploy the Helloworld Application
 
 1. Create the two helloworld Deployments and Services:
@@ -60,7 +48,16 @@ There are 3 options to configure gRPC routing. To access the application and tes
     kubectl apply -f exact-method.yaml
     ```
 
-2. Test the Application:
+    After creating the Gateway resource, NGINX Gateway Fabric will provision an NGINX Pod and Service fronting it to route traffic.
+
+    Save the public IP address and port of the NGINX Service into shell variables:
+
+    ```text
+    GW_IP=XXX.YYY.ZZZ.III
+    GW_PORT=<port number>
+    ```
+
+1. Test the Application:
 
     ```shell
     grpcurl -plaintext -proto grpc.proto -authority bar.com -d '{"name": "exact"}' ${GW_IP}:${GW_PORT} helloworld.Greeter/SayHello
@@ -72,7 +69,7 @@ There are 3 options to configure gRPC routing. To access the application and tes
     }
     ```
 
-3. Clean up the Gateway and GRPCRoute resources:
+1. Clean up the Gateway and GRPCRoute resources:
 
     ```shell
     kubectl delete -f exact-method.yaml
@@ -86,7 +83,16 @@ There are 3 options to configure gRPC routing. To access the application and tes
     kubectl apply -f hostname.yaml
     ```
 
-2. Test the Application:
+    After creating the Gateway resource, NGINX Gateway Fabric will provision an NGINX Pod and Service fronting it to route traffic.
+
+    Save the public IP address and port of the NGINX Service into shell variables:
+
+    ```text
+    GW_IP=XXX.YYY.ZZZ.III
+    GW_PORT=<port number>
+    ```
+
+1. Test the Application:
 
     ```shell
     grpcurl -plaintext -proto grpc.proto -authority bar.com -d '{"name": "bar server"}' ${GW_IP}:${GW_PORT} helloworld.Greeter/SayHello
@@ -132,7 +138,7 @@ There are 3 options to configure gRPC routing. To access the application and tes
     2024/04/29 09:29:46 Received: foo bar server
     ```
 
-3. Clean up the Gateway and GRPCRoute resources:
+1. Clean up the Gateway and GRPCRoute resources:
 
     ```shell
     kubectl delete -f hostname.yaml
@@ -146,7 +152,16 @@ There are 3 options to configure gRPC routing. To access the application and tes
     kubectl apply -f headers.yaml
     ```
 
-2. Test the Application:
+    After creating the Gateway resource, NGINX Gateway Fabric will provision an NGINX Pod and Service fronting it to route traffic.
+
+    Save the public IP address and port of the NGINX Service into shell variables:
+
+    ```text
+    GW_IP=XXX.YYY.ZZZ.III
+    GW_PORT=<port number>
+    ```
+
+1. Test the Application:
 
     ```shell
     grpcurl -plaintext -proto grpc.proto -authority bar.com -d '{"name": "version one"}' -H 'version: one' ${GW_IP}:${GW_PORT} helloworld.Greeter/SayHello
@@ -230,7 +245,7 @@ There are 3 options to configure gRPC routing. To access the application and tes
    2024/04/29 09:33:26 Received: version two orange
    ```
 
-3. Clean up the Gateway and GRPCRoute resources:
+1. Clean up the Gateway and GRPCRoute resources:
 
    ```shell
    kubectl delete -f headers.yaml

examples/https-termination/README.md

@@ -10,19 +10,6 @@ reference a Secret in a different Namespace.
 
 1. Follow the [installation instructions](https://docs.nginx.com/nginx-gateway-fabric/installation/) to deploy NGINX Gateway Fabric.
 
-1. Save the public IP address of NGINX Gateway Fabric into a shell variable:
-
-   ```text
-   GW_IP=XXX.YYY.ZZZ.III
-   ```
-
-1. Save the ports of NGINX Gateway Fabric:
-
-   ```text
-   GW_HTTP_PORT=<http port number>
-   GW_HTTPS_PORT=<https port number>
-   ```
-
 ## 2. Deploy the Cafe Application
 
 1. Create the coffee and the tea Deployments and Services:
@@ -73,6 +60,16 @@ reference a Secret in a different Namespace.
     - `http` listener for HTTP traffic
     - `https` listener for HTTPS traffic. It terminates TLS connections using the `cafe-secret` we created in step 1.
 
+    After creating the Gateway resource, NGINX Gateway Fabric will provision an NGINX Pod and Service fronting it to route traffic.
+
+    Save the public IP address and ports of the NGINX Service into shell variables:
+
+     ```text
+     GW_IP=XXX.YYY.ZZZ.III
+     GW_HTTP_PORT=<http port number>
+     GW_HTTPS_PORT=<https port number>
+     ```
+
 1. Create the HTTPRoute resources:
 
    ```shell

examples/traffic-splitting/README.md

@@ -11,18 +11,6 @@ and `coffee-v2`.
 
 1. Follow the [installation instructions](https://docs.nginx.com/nginx-gateway-fabric/installation/) to deploy NGINX Gateway Fabric.
 
-1. Save the public IP address of NGINX Gateway Fabric into a shell variable:
-
-   ```text
-   GW_IP=XXX.YYY.ZZZ.III
-   ```
-
-1. Save the port of NGINX Gateway Fabric:
-
-   ```text
-   GW_PORT=<port number>
-   ```
-
 ## 2. Deploy the Coffee Application
 
 1. Create the Cafe Deployments and Services:
@@ -51,6 +39,15 @@ and `coffee-v2`.
    kubectl apply -f gateway.yaml
    ```
 
+    After creating the Gateway resource, NGINX Gateway Fabric will provision an NGINX Pod and Service fronting it to route traffic.
+
+    Save the public IP address and port of the NGINX Service into shell variables:
+
+    ```text
+    GW_IP=XXX.YYY.ZZZ.III
+    GW_PORT=<port number>
+    ```
+
 1. Create the HTTPRoute resources:
 
    ```shell