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50 lines
1.1 KiB
Python
50 lines
1.1 KiB
Python
import os
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import posixpath
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import socket
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from functools import cache
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from openpilot.common.retry import retry
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from urllib.parse import urlparse
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from openpilot.tools.lib.url_file import URLFile
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DATA_ENDPOINT = os.getenv("DATA_ENDPOINT", "http://data-raw.comma.internal/")
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@cache
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@retry(delay=0.0)
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def internal_source_available(url: str) -> bool:
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if os.path.isdir(url):
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return True
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try:
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hostname = urlparse(url).hostname
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port = urlparse(url).port or 80
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with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
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s.settimeout(0.5)
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s.connect((hostname, port))
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return True
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except (socket.gaierror, ConnectionRefusedError):
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pass
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return False
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def resolve_name(fn):
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if fn.startswith("cd:/"):
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return posixpath.join(DATA_ENDPOINT, fn[4:])
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return fn
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@cache
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def file_exists(fn):
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fn = resolve_name(fn)
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if fn.startswith(("http://", "https://")):
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return URLFile(fn).get_length_online() != -1
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return os.path.exists(fn)
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def FileReader(fn, debug=False):
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fn = resolve_name(fn)
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if fn.startswith(("http://", "https://")):
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return URLFile(fn, debug=debug)
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return open(fn, "rb")
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