By Matthew Nohr, Isaac Rabinovitch
AppFog is the major platform-as-a-service supplier of Hypertext Preprocessor, Ruby, Node.js, and Java ideas. it really is utilized by builders around the world to install tens of millions of purposes. AppFog supplies a competent, scalable, and quickly platform for deploying purposes within the cloud.
This e-book is a hands-on advisor that would stroll you thru growing and deploying purposes to the cloud utilizing AppFog, with the intention to let you get your software deployed with no the effort of establishing servers.
This publication demonstrates find out how to use the AppFog provider to construct an software and feature it operating within the Cloud. it's going to stroll you thru the preliminary AppFog setup strategy and clarify how you can create your first program in minutes.
You also will notice tips on how to use prone resembling databases to make your functions extra strong. additionally, you will the right way to create functions from scratch.
You will discover every thing you want to understand to get an software working within the cloud for the 1st time.
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Extra resources for Implementing AppFog
0:50566, CTRL+C to stop If you want to see details like uptime, CPU utilization, memory use, and disk space used, you can use the stats command. 2M (128M) |0B (1G) |0d:0h:5m:20s| +--------+-----------+--------------+------------+------------+ Finally, if you want to delete the application you can use the following command. However, be cautious because there is no confirmation asking if you are sure, and this will permanently delete your application. $af delete insideaf4 Deleting application [insideaf4]: OK Summary In this chapter we created an application from scratch which involved: • Creating a Sinatra and Ruby application • Testing the application locally • Uploading the application to AppFog and testing it • Managing the application using the AppFog command line.
Once the new application is up and running, its control panel appears. 6. Click on the Services button on the left side of the page. The services display appears. Notice that the Bound Service list is empty but that the Other Services list contains the database service you created. 7. Click on the Bind button for the database service. There is a delay while your application is restarted. Once the process is complete, the database service appears in the Bound Service list. 8. Click on the View Live Site button at the top of the display.
The default value will be listed with a capital letter or listed by itself in square brackets. For our purposes, you can just press Enter for each prompt to accept the default value. The only exception to that is the step that prompts you to choose an infrastructure. In that step you will need to make a selection. $ af push insideaf4 Would you like to deploy from the current directory? [Yn]: Detected a Sinatra Application, is this correct? cm]: Memory reservation (128M, 256M, 512M, 1G, 2G) [128M]: How many instances?
Implementing AppFog by Matthew Nohr, Isaac Rabinovitch