remove references to goapp now that it's deprecated, use gcloud instead (#24)

Change-Id: I0f933f095176960ccc33876b06d53cd32841ad32

Author: campoy

README.md

@@ -18,7 +18,7 @@ To go through this you will need the following:
 1. You have installed the [Go Programming Language][1].
 1. You have set up a `GOPATH` by following the [How to Write Go Code][9] tutorial.
 1. You are somewhat familiar with the basics of Go. (The [Go Tour][2] is a pretty good place to start)
-1. You have a Google account and you have installed the [Go SDK][3].
+1. You have a Google account and you have installed the [Google Cloud SDK][3].
 
 ## Contents
 
@@ -70,5 +70,5 @@ code that happens to be owned by Google.
 
 [1]: https://golang.org
 [2]: https://tour.golang.org
-[3]: https://cloud.google.com/appengine/downloads#Google_App_Engine_SDK_for_Go
+[3]: https://cloud.google.com/sdk/downloads
 [9]: https://golang.org/doc/code.html#Organization

events/step0/README.md

@@ -4,15 +4,25 @@ The goal for this step is to define the two entry points to your web application
 
 You can try running before you start coding to see the current behavior.
 
-    $ goapp serve
+    $ dev_appserver.py .
 
 Once you've implemented this, visiting `localhost:8080` should display a list of conferences,
 and clicking "New Event" should not do anything.
 
-You can also deploy it.
+In order to deploy you'll need to first install and configure [gcloud](https://cloud.google.com/sdk/downloads):
 
-    $ goapp deploy --version=step0 --application=your-project-id
+    $ gcloud init
 
-And then visit https://step0.your-project-id.appspot.com.
+_Note_: You do not need to set up any Google Compute Engine zone.
+
+Then simply run
+
+    $ gcloud app deploy --version=step0 app.yaml
+
+And then visit https://step0.your-project-id.appspot.com or running
+
+    $ gcloud app browse --version=step0
+
+This will display a basic Events page but also an alert will be alerted. That's fine, for now.
 
 Once you're done, let's go back to the [instructions](../../section05/README.md#congratulations).

section04/README.md

@@ -139,11 +139,11 @@ handlers:
 ## Run the application locally
 
 Once we have the `main.go` and `app.yaml` files in a directory we can run the
-application locally by going to the directory and executing the `goapp` tool
+application locally by going to the directory and executing the `dev_appserver.py` tool
 that comes with the Go SDK for App Engine.
 
 ```bash
-$ goapp serve .
+$ dev_appserver.py .
 ```
 
 You will see many logs, check for errors, and if everything works fine you will
@@ -168,27 +168,24 @@ project.
 
 1. Visit https://console.developers.google.com and log in with your credentials.
 1. Click on `create a project` and choose a name and project ID
+1. Run `gcloud init` and choose your recently created project. No need to set Compute zones.
 
 That's it! You can now deploy your code to the Google App Engine servers!
 
 Modify the `app.yaml` changing the `application` line to contain the project ID
 of the project you just created and deploy it running:
 
 ```bash
-$ goapp deploy --version=1 --application=your-project-id .
+$ gcloud app deploy app.yaml
 ```
 
-The first time you run `goapp` it will open a browser and go through the
-authentication and authorization process, this will happen only once.
-
-If for some reason you need to do this again you can remove the auth info:
+Once this succeeds your app is available on https://your-project-id.appspot.com,
+or running:
 
 ```bash
-$ rm -f ~/.appcfg_oauth2_tokens
+$ gcloud app browse
 ```
 
-Once this succeeds your app is available on https://your-project-id.appspot.com.
-
 ### Exercise Deploy to App Engine
 
 Follow the instructions above and deploy the code you've been working on so far

section05/README.md

@@ -57,13 +57,13 @@ We will do the latter as we'll add more Go code later on.
 Try running your application again:
 
 ```bash
-$ goapp serve .
+$ dev_appserver.py .
 ```
 
 Or deploying it:
 
 ```bash
-$ goapp deploy --application=your-project-id --version=1 .
+$ gcloud app deploy app.yaml
 ```
 
 And verify that the output matches your expectations: