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# Licensed to CRATE Technology GmbH ("Crate") under one or more contributor | ||
# license agreements. See the NOTICE file distributed with this work for | ||
# additional information regarding copyright ownership. Crate licenses | ||
# this file to you under the Apache License, Version 2.0 (the "License"); | ||
# you may not use this file except in compliance with the License. You may | ||
# obtain a copy of the License at | ||
# | ||
# http://www.apache.org/licenses/LICENSE-2.0 | ||
# | ||
# Unless required by applicable law or agreed to in writing, software | ||
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT | ||
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the | ||
# License for the specific language governing permissions and limitations | ||
# under the License. | ||
# | ||
# However, if you have executed another commercial license agreement | ||
# with Crate these terms will supersede the license and you may use the | ||
# software solely pursuant to the terms of the relevant commercial agreement. | ||
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import enum | ||
from argparse import Namespace | ||
from typing import Dict, Optional, Tuple | ||
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import requests | ||
from yarl import URL | ||
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from croud.config import Configuration | ||
from croud.printer import print_error | ||
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ResponsePair = Tuple[Optional[Dict], Optional[Dict]] | ||
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CLOUD_LOCAL_URL = "http://localhost:8000" | ||
CLOUD_DEV_DOMAIN = "cratedb-dev.cloud" | ||
CLOUD_PROD_DOMAIN = "cratedb.cloud" | ||
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class RequestMethod(enum.Enum): | ||
DELETE = "delete" | ||
GET = "get" | ||
PATCH = "patch" | ||
POST = "post" | ||
PUT = "put" | ||
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class Client: | ||
def __init__(self, *, env: str, region: str, sudo: bool = False): | ||
self.env = env or Configuration.get_env() | ||
self.region = region or Configuration.get_setting("region") | ||
self.sudo = sudo | ||
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self.base_url = URL(cloud_url(self.env, self.region)) | ||
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self._token = Configuration.get_token(self.env) | ||
self.session = requests.Session() | ||
if get_verify_ssl() is False: | ||
self.session.verify = False | ||
self.session.cookies["session"] = self._token | ||
if self.sudo: | ||
self.session.headers["X-Auth-Sudo"] = "1" | ||
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@staticmethod | ||
def from_args(args: Namespace) -> "Client": | ||
return Client(env=args.env, region=args.region, sudo=args.sudo) | ||
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def request( | ||
self, | ||
method: RequestMethod, | ||
endpoint: str, | ||
*, | ||
params: dict = None, | ||
body: dict = None, | ||
): | ||
kwargs: dict = {"allow_redirects": False} | ||
if params is not None: | ||
kwargs["params"] = params | ||
if body is not None: | ||
kwargs["json"] = body | ||
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try: | ||
response = self.session.request( | ||
method.value, str(self.base_url.with_path(endpoint)), **kwargs | ||
) | ||
except requests.RequestException as e: | ||
message = ( | ||
f"Failed to perform command on {e.request.url}. " | ||
f"Original error was: '{e}' " | ||
f"Does the environment exist in the region you specified?" | ||
) | ||
return None, {"message": message, "success": False} | ||
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if response.is_redirect: # login redirect | ||
print_error("Unauthorized. Use `croud login` to login to CrateDB Cloud.") | ||
exit(1) | ||
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# Refresh a previously provided token because it has timed out | ||
response_token = response.cookies.get("session") | ||
if response_token and response_token != self._token: | ||
self._token = response_token | ||
Configuration.set_token(response_token, self.env) | ||
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return self.decode_response(response) | ||
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def delete( | ||
self, endpoint: str, *, params: dict = None, body: dict = None | ||
) -> ResponsePair: | ||
return self.request(RequestMethod.DELETE, endpoint, params=params, body=body) | ||
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def get(self, endpoint: str, *, params: dict = None) -> ResponsePair: | ||
return self.request(RequestMethod.GET, endpoint, params=params) | ||
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def patch( | ||
self, endpoint: str, *, params: dict = None, body: dict = None | ||
) -> ResponsePair: | ||
return self.request(RequestMethod.PATCH, endpoint, params=params, body=body) | ||
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def post( | ||
self, endpoint: str, *, params: dict = None, body: dict = None | ||
) -> ResponsePair: | ||
return self.request(RequestMethod.POST, endpoint, params=params, body=body) | ||
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def put( | ||
self, endpoint: str, *, params: dict = None, body: dict = None | ||
) -> ResponsePair: | ||
return self.request(RequestMethod.PUT, endpoint, params=params, body=body) | ||
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def decode_response(self, resp: requests.Response) -> ResponsePair: | ||
if resp.status_code == 204: | ||
# response is empty | ||
return None, None | ||
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try: | ||
# API always returns JSON, unless there's an unhandled server error | ||
body = resp.json() | ||
except ValueError: | ||
body = {"message": "Invalid response type.", "success": False} | ||
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if resp.status_code >= 400: | ||
return None, body | ||
else: | ||
return body, None | ||
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def cloud_url(env: str, region: str = "bregenz.a1") -> str: | ||
if env == "local": | ||
return CLOUD_LOCAL_URL | ||
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host = CLOUD_DEV_DOMAIN if env == "dev" else CLOUD_PROD_DOMAIN | ||
return f"https://{region}.{host}" | ||
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def get_verify_ssl() -> bool: | ||
return True |
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