本文整理汇总了Python中utils.dockerutil.DockerUtil.image_name_resolver方法的典型用法代码示例。如果您正苦于以下问题:Python DockerUtil.image_name_resolver方法的具体用法?Python DockerUtil.image_name_resolver怎么用?Python DockerUtil.image_name_resolver使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类utils.dockerutil.DockerUtil
的用法示例。
在下文中一共展示了DockerUtil.image_name_resolver方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: __init__
# 需要导入模块: from utils.dockerutil import DockerUtil [as 别名]
# 或者: from utils.dockerutil.DockerUtil import image_name_resolver [as 别名]
#.........这里部分代码省略.........
if not isinstance(pod_uids, set) or len(pod_uids) < 1:
return cids
if podlist is None:
podlist = self.retrieve_pods_list()
for pod in podlist.get('items', {}):
uid = pod.get('metadata', {}).get('uid', None)
if uid in pod_uids:
for container in pod.get('status', {}).get('containerStatuses', None):
id = container.get('containerID', "")
if id.startswith("docker://"):
cids.add(id[9:])
return cids
def get_pod_creator(self, pod_metadata):
"""
Get the pod's creator from its metadata and returns a
tuple (creator_kind, creator_name)
This allows for consitency across code path
"""
try:
owner_references_entry = pod_metadata['ownerReferences'][0]
creator_kind = owner_references_entry['kind']
creator_name = owner_references_entry['name']
return creator_kind, creator_name
except LookupError as e:
try:
log.debug('Could not parse creator for pod %s through `OwnerReferences`, falling back to annotation: %s',
pod_metadata.get('name', ''), type(e))
created_by = json.loads(pod_metadata['annotations']['kubernetes.io/created-by'])
creator_kind = created_by.get('reference', {}).get('kind')
creator_name = created_by.get('reference', {}).get('name')
return creator_kind, creator_name
except Exception as e:
log.debug('Could not parse creator for pod %s: %s', pod_metadata.get('name', ''), type(e))
return None, None
def get_pod_creator_tags(self, pod_metadata, legacy_rep_controller_tag=False):
"""
Get the pod's creator from its metadata and returns a list of tags
in the form kube_$kind:$name, ready to add to the metrics
"""
try:
tags = []
creator_kind, creator_name = self.get_pod_creator(pod_metadata)
if creator_kind in CREATOR_KIND_TO_TAG and creator_name:
tags.append("%s:%s" % (CREATOR_KIND_TO_TAG[creator_kind], creator_name))
if creator_kind == 'ReplicaSet':
deployment = self.get_deployment_for_replicaset(creator_name)
if deployment:
tags.append("%s:%s" % (CREATOR_KIND_TO_TAG['Deployment'], deployment))
if legacy_rep_controller_tag and creator_kind != 'ReplicationController' and creator_name:
tags.append('kube_replication_controller:{0}'.format(creator_name))
return tags
except Exception:
log.warning('Could not parse creator tags for pod ' + pod_metadata.get('name'))
return []
def process_events(self, event_array, podlist=None):
"""
Reads a list of kube events, invalidates caches and and computes a set
of containers impacted by the changes, to refresh service discovery
Pod creation/deletion events are ignored for now, as docker_daemon already
sends container creation/deletion events to SD
Pod->containers matching is done using match_containers_for_pods
"""
try:
pods = set()
if self._service_mapper:
pods.update(self._service_mapper.process_events(event_array))
return self.match_containers_for_pods(pods, podlist)
except Exception as e:
log.warning("Error processing events %s: %s" % (str(event_array), e))
return set()
def refresh_leader(self):
if not self.init_success:
log.warning("Kubelet client is not initialized, leader election is disabled.")
return
if not self.leader_elector:
self.leader_elector = LeaderElector(self)
self.leader_elector.try_acquire_or_refresh()
def image_name_resolver(self, image):
"""
Wraps around the sibling dockerutil method and catches exceptions
"""
if image is None:
return None
try:
return self.docker_util.image_name_resolver(image)
except Exception as e:
log.warning("Error resolving image name: %s", str(e))
return image