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Learning OpenStack High Availability by Rishabh Sharma

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High availability image services

In high availability glance, a service acts as a backend storage for the object storage called Swift. Image service is used to store the images in a shared manner.

Installing and configuring image services

As the initial step of activating image services, we have to install the Python glance client using this:

sudo apt-get install glance python-glanceclient

Now, we need to modify several image service files for this implementation. The first file that we must modify is glance-api.conf that is available under /etc/glance/. The modification is done using following command:

sudo gedit /etc/glance/glance-api.conf

We changed our Virtual IP for Swift, database, and authentication:

Then, we need to modify the next file ...

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