mirror of
https://github.com/aykhans/AzSuicideDataVisualization.git
synced 2025-04-22 02:23:48 +00:00
123 lines
2.9 KiB
Python
123 lines
2.9 KiB
Python
# Copyright 2018-2022 Streamlit Inc.
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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 socket
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from typing import Optional
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import requests
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from streamlit import util
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from streamlit.logger import get_logger
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LOGGER = get_logger(__name__)
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# URL for checking the current machine's external IP address.
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_AWS_CHECK_IP = "http://checkip.amazonaws.com"
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_external_ip = None # type: Optional[str]
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def get_external_ip():
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"""Get the *external* IP address of the current machine.
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Returns
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-------
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string
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The external IPv4 address of the current machine.
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"""
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global _external_ip
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if _external_ip is not None:
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return _external_ip
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response = _make_blocking_http_get(_AWS_CHECK_IP, timeout=5)
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if _looks_like_an_ip_adress(response):
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_external_ip = response
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else:
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LOGGER.warning(
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# fmt: off
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"Did not auto detect external IP.\n"
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"Please go to %s for debugging hints.",
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# fmt: on
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util.HELP_DOC
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)
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_external_ip = None
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return _external_ip
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_internal_ip = None # type: Optional[str]
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def get_internal_ip():
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"""Get the *local* IP address of the current machine.
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From: https://stackoverflow.com/a/28950776
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Returns
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-------
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string
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The local IPv4 address of the current machine.
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"""
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global _internal_ip
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if _internal_ip is not None:
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return _internal_ip
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s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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try:
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# Doesn't even have to be reachable
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s.connect(("8.8.8.8", 1))
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_internal_ip = s.getsockname()[0]
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except Exception:
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_internal_ip = "127.0.0.1"
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finally:
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s.close()
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return _internal_ip
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def _make_blocking_http_get(url, timeout=5):
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try:
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text = requests.get(url, timeout=timeout).text
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if isinstance(text, str):
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text = text.strip()
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return text
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except Exception as e:
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return None
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def _looks_like_an_ip_adress(address):
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if address is None:
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return False
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try:
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socket.inet_pton(socket.AF_INET, address)
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return True # Yup, this is an IPv4 address!
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except (AttributeError, OSError):
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pass
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try:
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socket.inet_pton(socket.AF_INET6, address)
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return True # Yup, this is an IPv6 address!
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except (AttributeError, OSError):
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pass
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# Nope, this is not an IP address.
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return False
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