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Add config ability to rollback changes on kube

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This commit is contained in:
Sam Chow 2018-08-27 17:05:53 -04:00
parent 2b59432414
commit 9695c98e5f
15 changed files with 237 additions and 63 deletions
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22
config_app/config_util/k8saccessor.py
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@ -21,6 +21,9 @@ QE_CONTAINER_NAME = 'quay-enterprise-app'
# message is any string describing the state.
DeploymentRolloutStatus = namedtuple('DeploymentRolloutStatus', ['status', 'message'])
class K8sApiException(Exception):
pass
def _deployment_rollout_status_message(deployment, deployment_name):
"""
@ -225,11 +228,24 @@ class KubernetesAccessorSingleton(object):
}
}, api_prefix='apis/extensions/v1beta1', content_type='application/strategic-merge-patch+json'))
def _assert_success(self, response):
if response.status_code != 200:
def rollback_deployment(self, deployment_name):
deployment_rollback_url = 'namespaces/%s/deployments/%s/rollback' % (
self.kube_config.qe_namespace, deployment_name
)
self._assert_success(self._execute_k8s_api('POST', deployment_rollback_url, {
'name': deployment_name,
'rollbackTo': {
# revision=0 makes the deployment rollout to the previous revision
'revision': 0
}
}, api_prefix='apis/extensions/v1beta1'), 201)
def _assert_success(self, response, expected_code=200):
if response.status_code != expected_code:
logger.error('Kubernetes API call failed with response: %s => %s', response.status_code,
response.text)
raise Exception('Kubernetes API call failed: %s' % response.text)
raise K8sApiException('Kubernetes API call failed: %s' % response.text)
def _update_secret_file(self, relative_file_path, value=None):
if '/' in relative_file_path: