def get_k8s_context(self, request, project_id, cluster_id):
"""获取docker监控信息
"""
client = K8SClient(request.user.token.access_token, project_id, cluster_id, None)
slz = K8SWebConsoleSLZ(data=request.query_params, context={'client': client})
slz.is_valid(raise_exception=True)
try:
bcs_context = utils.get_k8s_cluster_context(client, project_id, cluster_id)
except Exception as error:
logger.exception("get access cluster context failed: %s", error)
message = f"获取集群{self.cluster_name}【{cluster_id}】WebConsole 信息失败"
# 记录操作日志
utils.activity_log(project_id, self.cluster_name, request.user.username, False, message)
# 返回前端消息
raise error_codes.APIError(
f"{message}，请检查 Deployment【kube-system/bcs-agent】是否正常{settings.COMMON_EXCEPTION_MSG}")
# kubectl版本区别
_, version = get_cluster_proper_kubectl(request.user.token.access_token, project_id, cluster_id)
kubectld_version = get_kubectld_version(version)
container_id = slz.validated_data.get('container_id')
if container_id:
bcs_context['mode'] = k8s.ContainerDirectClient.MODE
bcs_context['user_pod_name'] = slz.validated_data['pod_name']
bcs_context.update(slz.validated_data)
else:
bcs_context = utils.get_k8s_admin_context(client, bcs_context, settings.WEB_CONSOLE_MODE)
ctx = {'username': self.request.user.username,
'settings': settings,
'kubectld_version': kubectld_version,
'namespace': constants.NAMESPACE,
'pod_spec': utils.get_k8s_pod_spec(client),
'username_slug': utils.get_username_slug(self.request.user.username),
# 缓存ctx， 清理使用
'should_cache_ctx': True}
ctx.update(bcs_context)
try:
pod_life_cycle.ensure_namespace(ctx)
configmap = pod_life_cycle.ensure_configmap(ctx)
logger.debug('get configmap %s', configmap)
pod = pod_life_cycle.ensure_pod(ctx)
logger.debug('get pod %s', pod)
except pod_life_cycle.PodLifeError as error:
logger.error("kubetctl apply error: %s", error)
utils.activity_log(project_id, self.cluster_name, request.user.username, False, '%s' % error)
raise error_codes.APIError('%s' % error)
except Exception as error:
logger.exception("kubetctl apply error: %s", error)
utils.activity_log(project_id, self.cluster_name, request.user.username, False, "申请pod资源失败")
raise error_codes.APIError(f"申请pod资源失败，请稍后再试{settings.COMMON_EXCEPTION_MSG}")
bcs_context['user_pod_name'] = pod.metadata.name
return bcs_context
def get_k8s_cluster_context(self, request, project_id, cluster_id, client,
bcs_context):
"""获取集群模式(kubectl)上下文
"""
# kubectl版本区别
kubectld_version = get_kubectld_version(client.version)
bcs_context = utils.get_k8s_admin_context(client, bcs_context,
settings.WEB_CONSOLE_MODE)
ctx = {
"username": self.request.user.username,
"settings": settings,
"kubectld_version": kubectld_version,
"namespace": constants.NAMESPACE,
"pod_spec": utils.get_k8s_pod_spec(client),
"username_slug":
utils.get_username_slug(self.request.user.username),
# 缓存ctx， 清理使用
"should_cache_ctx": True,
}
ctx.update(bcs_context)
try:
pod_life_cycle.ensure_namespace(ctx)
configmap = pod_life_cycle.ensure_configmap(ctx)
logger.debug("get configmap %s", configmap)
pod = pod_life_cycle.ensure_pod(ctx)
logger.debug("get pod %s", pod)
except pod_life_cycle.PodLifeError as error:
logger.error("kubetctl apply error: %s", error)
utils.activity_log(project_id, cluster_id, self.cluster_name,
request.user.username, False, "%s" % error)
raise error_codes.APIError("%s" % error)
except Exception as error:
logger.exception("kubetctl apply error: %s", error)
utils.activity_log(project_id, cluster_id, self.cluster_name,
request.user.username, False, "申请pod资源失败")
raise error_codes.APIError(
_("申请pod资源失败，请稍后再试{}").format(settings.COMMON_EXCEPTION_MSG))
bcs_context["user_pod_name"] = pod.metadata.name
return bcs_context