podwithpvclist.py

#!/usr/local/bin/python3
from kubernetes import client, config
import sys

config.load_kube_config()

def print_help():
    print('I need the namespace(s) as an argument')

if len(sys.argv) <= 1:
    print (f'bad arguments: {str(sys.argv[1:])}')
    print_help()
    exit(1)
    
namespaces = sys.argv[1:]

v1 = client.CoreV1Api()
print ('Pods with Persistant Volume Cliams | namespace | pod | pvc')
for n in namespaces:
    ret = v1.list_namespaced_pod(n,watch=False)
    for i in ret.items:
        for v in i.spec.volumes:
            if v.persistent_volume_claim:
                print (f'{n} | {i.metadata.name} | {v.persistent_volume_claim.claim_name}')

Output:

>podwithpvclist.py gitlab mattermost
Pods with Persistant Volume Cliams. Output: namespace | pod | pvc
gitlab | gitlab-gitaly-0 | repo-data-gitlab-gitaly-0
gitlab | gitlab-minio-75567fcbb6-sxtkd | gitlab-minio
gitlab | gitlab-postgresql-66d8d9574b-s7wrc | gitlab-postgresql
gitlab | gitlab-redis-7668c4d476-c94rb | gitlab-redis
mattermost | mattermost-mattermost-team-edition-5486ff87d9-j6bjv | mattermost-mattermost-team-edition
mattermost | mattermost-mysql-748bb64ffb-rzr47 | mattermost-mysql

Thanks