May 2018
Intermediate to advanced
554 pages
13h 51m
English
Content preview from Kubernetes Cookbook - Second Edition
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Set-based label selector
With the set-based selector, you can use either the in or notin operator, which is similar to the SQL IN clause that can specify multiple keywords, as in the following examples:
- Query Pods which belong to the pilot project:
$ kubectl get pods -l "project in (pilot)"NAME READY STATUS RESTARTS AGEpilot.dev.memcached 1/1 Running 0 36mpilot.dev.nginx 1/1 Running 0 36mpilot.prod.memcached 1/1 Running 0 36mpilot.prod.nginx 1/1 Running 0 36m
- Query Pods which belong to the pilot project and frontend tier:
$ kubectl get pods -l "project in (pilot), tier in (frontend)"NAME READY STATUS RESTARTS AGEpilot.dev.nginx 1/1 Running 0 37mpilot.prod.nginx 1/1 Running 0 37m
- Query Pods which belong to the pilot project and either ...
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