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import argparse
import code
import pykube
# import readline to support line editing within console session.
try:
import readline # noqa: F401
except ImportError:
pass
def main(argv=None):
"""
Run the interactive Pykube console (usually invoked via python3 -m pykube)
"""
parser = argparse.ArgumentParser()
parser.add_argument(
"--kubeconfig", help="Path to the kubeconfig file to use", metavar="PATH"
)
parser.add_argument(
"--context", help="The name of the kubeconfig context to used", metavar="NAME"
)
parser.add_argument(
"-c", help="Python program passed in as string", metavar="SCRIPT"
)
args = parser.parse_args(argv)
config = pykube.KubeConfig.from_file(args.kubeconfig)
if args.context:
config.set_current_context(args.context)
api = pykube.HTTPClient(config)
context = {
"__name__": "__console__",
"pykube": pykube,
"config": config,
"api": api,
}
for k, v in vars(pykube).items():
if k[0] != "_" and k[0] == k[0].upper():
context[k] = v
banner = f"""Pykube v{pykube.__version__}, loaded "{config.filepath}" with context "{config.current_context}".
Example commands:
[d.name for d in Deployment.objects(api)] # get names of deployments in default namespace
list(DaemonSet.objects(api, namespace='kube-system')) # list daemonsets in "kube-system"
Pod.objects(api).get_by_name('mypod').labels # labels of pod "mypod"
Use Ctrl-D to exit"""
console = code.InteractiveConsole(locals=context)
if args.c:
console.runsource(args.c)
else:
console.interact(banner)
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