97 lines
2.9 KiB
Python
97 lines
2.9 KiB
Python
# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import time
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import httpx
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class KVClient:
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def __init__(self, endpoint='localhost:2379'):
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self.endpoint = (
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endpoint if endpoint.startswith("http://") else f"http://{endpoint}"
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)
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def put(self, key, value):
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key = key if key.startswith('/') else f"/{key}"
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u = f"{self.endpoint}{key}"
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try:
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r = httpx.post(u, data=value, timeout=None, follow_redirects=True)
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if r.status_code == 200:
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return True
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else:
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return False
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except:
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return False
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def get(self, key):
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key = key if key.startswith('/') else f"/{key}"
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u = f"{self.endpoint}{key}"
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try:
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r = httpx.get(u, timeout=None, follow_redirects=True)
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if r.status_code == 200:
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ret = r.json()
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return ret.get(key, '')
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else:
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return "error"
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except:
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return ""
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def get_prefix(self, key):
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key = key if key.startswith('/') else f"/{key}"
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u = f"{self.endpoint}{key}"
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try:
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r = httpx.get(u, timeout=None, follow_redirects=True)
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if r.status_code == 200:
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return r.json()
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except:
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return ""
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def delete(self, key):
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key = key if key.startswith('/') else f"/{key}"
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u = f"{self.endpoint}{key}"
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try:
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r = httpx.delete(u, timeout=None, follow_redirects=True)
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if r.status_code == 200:
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return True
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else:
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return False
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except:
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return False
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def wait_server_ready(self, timeout=3):
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end = time.time() + timeout
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while time.time() < end:
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if self.get("/healthy") == "ok":
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return True
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if __name__ == '__main__':
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cli = KVClient("http://localhost:8090")
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data = {"/workers/1": "rank1", "/workers/2": "rank2"}
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for k, v in data.items():
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cli.put(k, v)
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x = cli.get_prefix("/workers")
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print(x)
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for k, v in data.items():
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assert x[k] == v
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cli.put("key", "value")
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print(cli.get("key"))
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assert cli.get("key") == "value"
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cli.delete("key")
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print(cli.get("/key"))
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print(cli.get("/healthy"))
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assert cli.get("/healthy") == "ok"
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