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DEPLOY CACHINGONDEMAND STACK WITH DODAS

What's DODAS

Please take a look at this article

The following components will be intalled with the procedure presented below:

XCache server:
GSI authentication for both client and remote storage
Cache federator:
allowing dynamic cache server scaling
Proxy server:
providing a tunnel between external client and cache servers on internal network.
Prometheus server and node exporters:
providing basic knobs for a cluster monitoring
Grafana server:
for visualization of dashboard starting from data stored by prometheus

For a introduction and a quickstart guide for DODAS please see the documentation page. In this demo we will make use of the IM python client.

As first step make sure to clone the TOSCA template repository:

git clone https://github.com/indigo-dc/tosca-templates
cd tosca-templates/dodas
git checkout k8s_cms

Now this kind of deployment will automatize 2 macro steps:

So let's take a look to the main feature of the TOSCA template and Helm configuration files.

wget https://github.com/indigo-dc/tosca-templates/tree/k8s_cms/dodas/XCache-demo.yaml
im_client.py -a my_auth_file.dat create XCache-demo.yaml

First log into the k8s master machine and copy there your certificates wherever you prefer e.g.