def list(self, request, project_id, cluster_id):
"""获取指定资源某resource_version后变更记录"""
params = self.params_validate(FetchResourceWatchResultSLZ, context={'ctx_cluster': request.ctx_cluster})
res_kind, res_version, namespace = params['kind'], params['resource_version'], params.get('namespace')
watch_kwargs = {
'namespace': namespace,
'resource_version': res_version,
'timeout': DEFAULT_SUBSCRIBE_TIMEOUT,
}
if is_native_kind(res_kind):
# 根据 Kind 获取对应的 K8S Resource Client 并初始化
resource_client = get_native_kind_resource_client(res_kind)(request.ctx_cluster)
# 对于命名空间，watch_kwargs 需要补充 cluster_type，project_code 以支持共享集群的需求
if res_kind == K8sResourceKind.Namespace.value:
watch_kwargs.update(
{'cluster_type': get_cluster_type(cluster_id), 'project_code': request.project.english_name}
)
else:
# 自定义资源类型走特殊的获取 ResourceClient 逻辑 且 需要指定 Formatter
resource_client = CustomObject(request.ctx_cluster, kind=res_kind, api_version=params['api_version'])
watch_kwargs['formatter'] = CustomObjectCommonFormatter()
try:
events = resource_client.watch(**watch_kwargs)
except ApiException as e:
if e.status == K8S_API_GONE_STATUS_CODE:
raise ResourceVersionExpired(_('ResourceVersion {} 已过期，请重新获取').format(res_version))
raise
# events 默认按时间排序，取最后一个 ResourceVersion 即为最新值
latest_rv = getitems(events[-1], 'manifest.metadata.resourceVersion') if events else None
response_data = {'events': events, 'latest_rv': latest_rv}
return Response(response_data)
def get_custom_object(self, request, project_id, cluster_id, crd_name, name):
cobj_client = CustomObject(
access_token=request.user.token.access_token,
project_id=project_id,
cluster_id=cluster_id,
crd_name=crd_name,
)
query_ns = request.query_params.get("namespace")
if query_ns:
cobj = cobj_client.get_namespaced_custom_object(query_ns, name)
else:
cobj = cobj_client.get_cluster_custom_object(name)
return Response(cobj)
def patch_custom_object_scale(self, request, project_id, cluster_id, crd_name, name):
req_data = request.data.copy()
req_data["crd_name"] = crd_name
serializer = PatchCustomObjectScaleSLZ(data=req_data)
serializer.is_valid(raise_exception=True)
validated_data = serializer.validated_data
cobj_client = CustomObject(
access_token=request.user.token.access_token,
project_id=project_id,
cluster_id=cluster_id,
crd_name=crd_name,
)
# TODO 支持 cluster scope 的 custom object 扩缩容
cobj_client.patch_namespaced_custom_object_scale(validated_data["namespace"], name, validated_data["body"])
return Response()
def list(self, request, project_id, cluster_id):
"""获取指定资源某resource_version后变更记录"""
params = self.params_validate(FetchResourceWatchResultSLZ)
res_version = params['resource_version']
watch_kwargs = {
'resource_version': res_version,
'timeout': DEFAULT_SUBSCRIBE_TIMEOUT,
}
if params['kind'] in KIND_RESOURCE_CLIENT_MAP:
# 根据 Kind 获取对应的 K8S Resource Client 并初始化
Client = KIND_RESOURCE_CLIENT_MAP[params['kind']]
resource_client = Client(request.ctx_cluster)
else:
# 自定义资源类型走特殊的获取 ResourceClient 逻辑 且 需要指定 Formatter
resource_client = CustomObject(request.ctx_cluster,
kind=params['kind'],
api_version=params['api_version'])
watch_kwargs['formatter'] = CustomObjectCommonFormatter()
try:
events = resource_client.watch(**watch_kwargs)
except ApiException as e:
if e.status == K8S_API_GONE_STATUS_CODE:
raise ResourceVersionExpired(
_('ResourceVersion {} 已过期，请重新获取').format(res_version))
raise
# events 默认按时间排序，取最后一个 ResourceVersion 即为最新值
latest_rv = getitems(
events[-1],
'manifest.metadata.resourceVersion') if events else None
response_data = {'events': events, 'latest_rv': latest_rv}
return Response(response_data)
def list_custom_objects(self, request, project_id, cluster_id, crd_name):
crd_client = CustomResourceDefinition(
access_token=request.user.token.access_token, project_id=project_id, cluster_id=cluster_id,
)
crd = crd_client.get_custom_resource_definition(crd_name)
cobj_client = CustomObject(
access_token=request.user.token.access_token,
project_id=project_id,
cluster_id=cluster_id,
crd_name=crd_name,
)
query_ns = request.query_params.get("namespace")
if query_ns:
cobjs = cobj_client.list_namespaced_custom_object(query_ns)
else:
cobjs = cobj_client.list_cluster_custom_object()
return Response(to_table_format(crd, cobjs, cluster_id=cluster_id))
def delete_custom_object(self, request, project_id, cluster_id, crd_name, name):
cobj_client = CustomObject(
access_token=request.user.token.access_token,
project_id=project_id,
cluster_id=cluster_id,
crd_name=crd_name,
)
namespace = request.query_params.get("namespace")
if namespace:
cobj_client.delete_namespaced_custom_object(namespace, name)
else:
cobj_client.delete_cluster_custom_object(name)
return Response()
def patch_custom_object(self, request, project_id, cluster_id, crd_name, name):
serializer = PatchCustomObjectSLZ(data=request.data)
serializer.is_valid(raise_exception=True)
validated_data = serializer.validated_data
cobj_client = CustomObject(
access_token=request.user.token.access_token,
project_id=project_id,
cluster_id=cluster_id,
crd_name=crd_name,
)
namespace = validated_data.get("namespace")
if namespace:
cobj_client.patch_namespaced_custom_object(namespace, name, validated_data["body"])
else:
cobj_client.patch_cluster_custom_object(name, validated_data["body"])
return Response()