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# |
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# Licensed under the Apache License, Version 2.0 (the "License"); you may |
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# not use this file except in compliance with the License. You may obtain |
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# a copy of the License at |
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# |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
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# License for the specific language governing permissions and limitations |
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# under the License. |
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# |
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""" |
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OSM K8s cluster API handling |
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""" |
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from osmclient.common import utils |
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from osmclient.common import wait as WaitForStatus |
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from osmclient.common.exceptions import NotFound |
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from osmclient.common.exceptions import ClientException |
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import json |
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import logging |
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class K8scluster(object): |
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def __init__(self, http=None, client=None): |
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self._http = http |
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self._client = client |
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self._logger = logging.getLogger("osmclient.k8scluster") |
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self._apiName = "/admin" |
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self._apiVersion = "/v1" |
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self._apiResource = "/k8sclusters" |
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self._apiBase = "{}{}{}".format( |
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self._apiName, self._apiVersion, self._apiResource |
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) |
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def _get_vim_account(self, vim_account): |
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vim = self._client.vim.get(vim_account) |
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if vim is None: |
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raise NotFound("cannot find vim account '{}'".format(vim_account)) |
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return vim |
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|
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# K8S '--wait' option |
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def _wait(self, id, wait_time, deleteFlag=False): |
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self._logger.debug("") |
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self._client.get_token() |
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# Endpoint to get operation status |
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apiUrlStatus = "{}{}{}".format( |
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self._apiName, self._apiVersion, self._apiResource |
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) |
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# Wait for status for VIM instance creation/deletion |
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if isinstance(wait_time, bool): |
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wait_time = WaitForStatus.TIMEOUT_VIM_OPERATION |
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WaitForStatus.wait_for_status( |
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"K8S", |
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str(id), |
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wait_time, |
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apiUrlStatus, |
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self._http.get2_cmd, |
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deleteFlag=deleteFlag, |
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) |
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def create(self, name, k8s_cluster, wait=False): |
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self._client.get_token() |
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vim_account = self._get_vim_account(k8s_cluster["vim_account"]) |
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k8s_cluster["vim_account"] = vim_account["_id"] |
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if "vca" in vim_account: |
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k8s_cluster["vca_id"] = vim_account["vca"] |
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http_code, resp = self._http.post_cmd( |
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endpoint=self._apiBase, postfields_dict=k8s_cluster |
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) |
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self._logger.debug("HTTP CODE: {}".format(http_code)) |
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self._logger.debug("RESP: {}".format(resp)) |
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|
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if resp: |
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resp = json.loads(resp) |
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if not resp or "id" not in resp: |
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raise ClientException("unexpected response from server - {}".format(resp)) |
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if wait: |
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# Wait for status for VIM instance creation |
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self._wait(resp.get("id"), wait) |
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print(resp["id"]) |
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# else: |
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# msg = "" |
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# if resp: |
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# try: |
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# msg = json.loads(resp) |
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# except ValueError: |
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# msg = resp |
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# raise ClientException("failed to add K8s cluster {} - {}".format(name, msg)) |
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def update(self, name, k8s_cluster, wait=False): |
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self._client.get_token() |
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cluster = self.get(name) |
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if "vim_account" in k8s_cluster: |
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vim_account = self._get_vim_account(k8s_cluster["vim_account"]) |
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k8s_cluster["vim_account"] = vim_account["_id"] |
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if "vca" in vim_account: |
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k8s_cluster["vca_id"] = vim_account["vca"] |
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http_code, resp = self._http.patch_cmd( |
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endpoint="{}/{}".format(self._apiBase, cluster["_id"]), |
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postfields_dict=k8s_cluster, |
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) |
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if wait: |
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wait_id = cluster["_id"] |
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self._wait(wait_id, wait) |
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self._logger.debug("HTTP CODE: {}".format(http_code)) |
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self._logger.debug("RESP: {}".format(resp)) |
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if http_code in (200, 201, 202, 204): |
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print("Updated") |
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else: |
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msg = "" |
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if resp: |
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try: |
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msg = json.loads(resp) |
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except ValueError: |
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msg = resp |
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raise ClientException( |
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"failed to update K8s cluster {} - {}".format(name, msg) |
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) |
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def get_id(self, name): |
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"""Returns a K8s cluster id from a K8s cluster name""" |
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for cluster in self.list(): |
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if name == cluster["name"]: |
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return cluster["_id"] |
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raise NotFound("K8s cluster {} not found".format(name)) |
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def delete(self, name, force=False, wait=False): |
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self._client.get_token() |
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cluster_id = name |
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if not utils.validate_uuid4(name): |
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cluster_id = self.get_id(name) |
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querystring = "" |
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if force: |
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querystring = "?FORCE=True" |
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http_code, resp = self._http.delete_cmd( |
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"{}/{}{}".format(self._apiBase, cluster_id, querystring) |
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) |
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self._logger.debug("HTTP CODE: {}".format(http_code)) |
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self._logger.debug("RESP: {}".format(resp)) |
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if http_code == 202: |
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if wait: |
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wait_id = cluster_id |
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if resp: |
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resp = json.loads(resp) |
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wait_id = resp.get("id") |
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self._wait(wait_id, wait, deleteFlag=True) |
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else: |
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print("Deletion in progress") |
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elif http_code == 204: |
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print("Deleted") |
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else: |
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msg = resp or "" |
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# if resp: |
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# try: |
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# msg = json.loads(resp) |
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# except ValueError: |
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# msg = resp |
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raise ClientException( |
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"failed to delete K8s cluster {} - {}".format(name, msg) |
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) |
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def list(self, filter=None): |
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"""Returns a list of K8s clusters""" |
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self._client.get_token() |
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filter_string = "" |
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if filter: |
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filter_string = "?{}".format(filter) |
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_, resp = self._http.get2_cmd("{}{}".format(self._apiBase, filter_string)) |
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if resp: |
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return json.loads(resp) |
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return list() |
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def get(self, name): |
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"""Returns a K8s cluster based on name or id""" |
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self._client.get_token() |
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cluster_id = name |
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if not utils.validate_uuid4(name): |
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cluster_id = self.get_id(name) |
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try: |
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_, resp = self._http.get2_cmd("{}/{}".format(self._apiBase, cluster_id)) |
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if resp: |
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resp = json.loads(resp) |
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if not resp or "_id" not in resp: |
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raise ClientException("failed to get K8s cluster info: {}".format(resp)) |
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return resp |
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except NotFound: |
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raise NotFound("K8s cluster {} not found".format(name)) |
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