e7e6899d5c
* Added advanced Heavy Hitter Detection example * Changed directory location * Restored skeleton version * Added files for common run infra with the other tutorials * Updated readme * Autogenerate setup rules * Commends in simple_router.p4 * Fix typos * Removed commended out lines
22 lines
796 B
Python
22 lines
796 B
Python
# Copyright 2017-present Open Networking Foundation
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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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#
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import psutil
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def check_listening_on_port(port):
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for c in psutil.net_connections(kind='inet'):
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if c.status == 'LISTEN' and c.laddr[1] == port:
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return True
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return False
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