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add support for in-memory kubeconfig (#212)

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add support for in-memory kubeconfig

SUMMARY

k8s module support now authentication with kubeconfig parameter as file and dict.

Closes #139
ISSUE TYPE


Feature Pull Request

COMPONENT NAME

ADDITIONAL INFORMATION

Reviewed-by: Mike Graves <mgraves@redhat.com>
Reviewed-by: None <None>
This commit is contained in:
abikouo
2021-08-30 11:31:07 +02:00
committed by GitHub
parent e21ad0212d
commit d78b64d792
7 changed files with 85 additions and 17 deletions
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23
plugins/module_utils/common.py
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@@ -120,9 +120,8 @@ def get_api_client(module=None, **kwargs):
def _raise_or_fail(exc, msg):
if module:
module.fail_json(msg % to_native(exc))
module.fail_json(msg=msg % to_native(exc))
raise exc
# If authorization variables aren't defined, look for them in environment variables
for true_name, arg_name in AUTH_ARG_MAP.items():
if module and module.params.get(arg_name) is not None:
@@ -150,6 +149,22 @@ def get_api_client(module=None, **kwargs):
def auth_set(*names):
return all(auth.get(name) for name in names)
def _load_config():
kubeconfig = auth.get('kubeconfig')
optional_arg = {
'context': auth.get('context'),
'persist_config': auth.get('persist_config'),
}
if kubeconfig:
if isinstance(kubeconfig, string_types):
kubernetes.config.load_kube_config(config_file=kubeconfig, **optional_arg)
elif isinstance(kubeconfig, dict):
if LooseVersion(kubernetes.__version__) < LooseVersion("17.17"):
_raise_or_fail(Exception("kubernetes >= 17.17.0 is required to use in-memory kubeconfig."), 'Failed to load kubeconfig due to: %s')
kubernetes.config.load_kube_config_from_dict(config_dict=kubeconfig, **optional_arg)
else:
kubernetes.config.load_kube_config(config_file=None, **optional_arg)
if auth_set('host'):
# Removing trailing slashes if any from hostname
auth['host'] = auth.get('host').rstrip('/')
@@ -159,7 +174,7 @@ def get_api_client(module=None, **kwargs):
pass
elif auth_set('kubeconfig') or auth_set('context'):
try:
kubernetes.config.load_kube_config(auth.get('kubeconfig'), auth.get('context'), persist_config=auth.get('persist_config'))
_load_config()
except Exception as err:
_raise_or_fail(err, 'Failed to load kubeconfig due to %s')
@@ -169,7 +184,7 @@ def get_api_client(module=None, **kwargs):
kubernetes.config.load_incluster_config()
except kubernetes.config.ConfigException:
try:
kubernetes.config.load_kube_config(auth.get('kubeconfig'), auth.get('context'), persist_config=auth.get('persist_config'))
_load_config()
except Exception as err:
_raise_or_fail(err, 'Failed to load kubeconfig due to %s')