https://github.com/abcdesktopio/oc.pyos.debug-tools

simple debug tools for kubernetes troubleshooting with pyos
https://github.com/abcdesktopio/oc.pyos.debug-tools

Last synced: about 2 months ago
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simple debug tools for kubernetes troubleshooting with pyos

• Host: GitHub
• URL: https://github.com/abcdesktopio/oc.pyos.debug-tools
• Owner: abcdesktopio
• License: gpl-2.0
• Created: 2023-11-26T21:52:11.000Z (about 1 year ago)
• Default Branch: main
• Last Pushed: 2023-11-27T10:19:29.000Z (about 1 year ago)
• Last Synced: 2024-05-14T00:45:34.641Z (8 months ago)
• Language: Python
• Size: 18.6 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# oc.pyos.debug-tools

simple debug tools for kubernetes troubleshooting with pyos.

It contains a simple python script to check config and list pods in `$POD_NAMESPSACE`

Load the `load_incluster_config()` or `load_kube_config()`

```

try:

    config.load_incluster_config() # set up the client from within a k8s pod

except Exception as e_in:

    try:

        config.load_kube_config()

    except Exception as e_out:

        print( f"This is a fatal error" )

```

List pods in `$POD_NAMESPSACE`

```

time_to_sleep_in_second = 30

while(True):

  try:

    api_response = v1.list_namespaced_pod(namespace=namespace, pretty=True)

    pprint(api_response)

  except ApiException as e:

    print("Exception when calling CoreV1Api->list_namespaced_pod: %s\n" % e)

  print( f"sleeping for {time_to_sleep_in_second}" )

  sleep(time_to_sleep_in_second)

```

# To build

```

git clone https://github.com/abcdesktopio/oc.pyos.debug-tools.git

docker build -t abcdesktopio/pyos-debug-tools:main .

```

# To run 

```

kubectl apply -f https://raw.githubusercontent.com/abcdesktopio/oc.pyos.debug-tools/main/pyos-debug-tools.yaml

```

# To logs 

```

kubectl logs pyos-debug-tools -n abcdesktop

```

You should read on stdout

```

Initializing ...

KUBERNETES_SERVICE_HOST=10.96.0.1

KUBERNETES_SERVICE_PORT=443

KUBERNETES_SERVICE_PORT_HTTPS=443

load_incluster_config done

use namespace=abcdesktop

listing pods in abcdesktop:

{'api_version': 'v1',

 'items': [{'api_version': None,

            'kind': None,

            'metadata': {'annotations': None,

                         'creation_timestamp': datetime.datetime(2023, 10, 24, 14, 25, 7, tzinfo=tzlocal()),

                         'deletion_grace_period_seconds': None,

                         'deletion_timestamp': None,

                         'finalizers': None,

                         'generate_name': 'daemonset-nginx-',

                         'generation': None,

                         'labels': {'controller-revision-hash': '56984c456d',

                                    'name': 'daemonset-nginxpods',

                                    'netpol/dns': 'true',

                                    'netpol/memcached': 'true',

                                    'netpol/ocuser': 'true',

                                    'netpol/pyos': 'true',

                                    'netpol/speedtest': 'true',

                                    'pod-template-generation': '4',

                                    'run': 'nginx-od',

                                    'type': 'frontend,

                                    ...

[CUT HERE] 

```