One of the Issues you may face after redeploying the SSL certificate or after any of the major change on OpenShift v3.11 cluster is related to the termination of any project. If the project is not getting terminated and it gets stuck then this may happen because the api-resources (api metrics server) is not running… Read More »
If you are facing LDAP authentication issue in existing openshift cluster anytime or probably after deploying Self Signed/SSL certificate or after performing any of the major activity on the cluster, then you might need to check this article. If you face intermittent login issue using your LDAP credentials like for every 3 requests (Incase of… Read More »
I remember when I started working as Windows Admin several years ago, FSMO (Flexible Single Master Operations) was a kind of nightmare for me. I Googled hundred times to find out what exactly it is, but found too theoretical/non-practical information. Now when I actually know what exactly it is, I find it very clear and… Read More »
There is a Slight Change starting from OpenShift v3.10 Cluster. Nodes certificates are not Completely redeployed through playbook but through a different mechanism which is explained briefly below. Basically, SSL Certificates will be valid for the period of 1 year and around 85% of the certificate lifetime, the node will trigger a CSR that would have to be approved for… Read More »
In this Perticular Article, we will see how we can renew the SSL Certificate in OpenShift Cluster v3.6. This implementation steps will also work in v3.10 and above except major version change like v4.0 Note: In v3.10 and above, there is a slight change. Worker nodes triggers a CSR Which you need to approved manually… Read More »