Getting Started with OpenShift

Copyright......Page 4
Table of Contents......Page 5
Who Should Read This Book......Page 9
Introducing the Insult Application......Page 10
How This Book Is Organized......Page 11
Conventions Used in This Book......Page 12
Safari® Books Online......Page 13
Acknowledgments......Page 14
Katie......Page 15
What Is the Difference Between IaaS, PaaS, and SaaS?......Page 17
The Three Versions of OpenShift......Page 18
Choosing the Right Solution for You......Page 19
Words You Need to Understand......Page 20
Technology You Need to Understand......Page 21
Setting Up the Command-Line Tools......Page 25
Creating Your First Application......Page 27
Autoscaling and Why You Should Use It by Default......Page 30
Reasons to Move to the Paid Tier......Page 31
Cloning Code to Your Local Machine......Page 33
Modifying Application Code......Page 34
Building and Deploying Your Code......Page 36
Action Hook Scripts......Page 37
Hot-Deploying Code......Page 38
Database-Related Cartridges......Page 41
Cron......Page 43
Continuous Integration......Page 45
Metrics and Monitoring......Page 47
Finding Cartridges and QuickStarts......Page 48
Adding Third-Party Cartridges......Page 51
SSH Access......Page 53
Using SSH to Interact with a Database......Page 55
Importing SQL in an SSH Session......Page 56
Preconfigured Environment Variables......Page 57
Custom Environment Variables......Page 58
Log Access......Page 59
Application Server Configuration Changes......Page 60
Using Marker Files......Page 61
Where to Declare Dependencies......Page 63
Incorporating Your Own Binary Dependencies......Page 65
Code to Connect to the Database......Page 66
Code to Query the Terms for the Insult......Page 67
What We Have Gained by Adding a Database......Page 68
WebSockets......Page 69
SSH Port Forwarding......Page 71
Custom URLs......Page 73
SSL Certificates......Page 75
Addressable Ports......Page 76
Where You Can Write “to Disk”......Page 81
Determining How Much Disk Space Is Used......Page 82
Copying Files to or from Your Local Machine......Page 83
Other Storage Options......Page 84
Manual Deployments......Page 85
Keeping and Utilizing Deployment History......Page 86
Application Snapshots with RHC......Page 87
Writing a Cron Script......Page 89
Moving Data off the Gear......Page 90
Managing Multiple SSH Keys......Page 93
Domain Access for Teams......Page 94
Possible Workflows......Page 95
What We Covered......Page 97
Other Areas to Explore......Page 98
Final Words......Page 99
Listing Directory Contents......Page 101
Changing Permissions......Page 102
Copying Files and Directories......Page 103
Where To Learn More......Page 104
About the Authors......Page 105