Dre4m Shell
Server IP : 85.214.239.14  /  Your IP : 3.17.78.184
Web Server : Apache/2.4.62 (Debian)
System : Linux h2886529.stratoserver.net 4.9.0 #1 SMP Tue Jan 9 19:45:01 MSK 2024 x86_64
User : www-data ( 33)
PHP Version : 7.4.18
Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare,
MySQL : OFF  |  cURL : OFF  |  WGET : ON  |  Perl : ON  |  Python : ON  |  Sudo : ON  |  Pkexec : OFF
Directory :  /srv/automx/env/lib/python3.5/site-packages/pip/_vendor/cachecontrol/caches/

Upload File :
current_dir [ Writeable ] document_root [ Writeable ]

 

Command :


[ HOME SHELL ]     

Current File : /srv/automx/env/lib/python3.5/site-packages/pip/_vendor/cachecontrol/caches/file_cache.py
import hashlib
import os
from textwrap import dedent

from ..cache import BaseCache
from ..controller import CacheController

try:
    FileNotFoundError
except NameError:
    # py2.X
    FileNotFoundError = (IOError, OSError)


def _secure_open_write(filename, fmode):
    # We only want to write to this file, so open it in write only mode
    flags = os.O_WRONLY

    # os.O_CREAT | os.O_EXCL will fail if the file already exists, so we only
    #  will open *new* files.
    # We specify this because we want to ensure that the mode we pass is the
    # mode of the file.
    flags |= os.O_CREAT | os.O_EXCL

    # Do not follow symlinks to prevent someone from making a symlink that
    # we follow and insecurely open a cache file.
    if hasattr(os, "O_NOFOLLOW"):
        flags |= os.O_NOFOLLOW

    # On Windows we'll mark this file as binary
    if hasattr(os, "O_BINARY"):
        flags |= os.O_BINARY

    # Before we open our file, we want to delete any existing file that is
    # there
    try:
        os.remove(filename)
    except (IOError, OSError):
        # The file must not exist already, so we can just skip ahead to opening
        pass

    # Open our file, the use of os.O_CREAT | os.O_EXCL will ensure that if a
    # race condition happens between the os.remove and this line, that an
    # error will be raised. Because we utilize a lockfile this should only
    # happen if someone is attempting to attack us.
    fd = os.open(filename, flags, fmode)
    try:
        return os.fdopen(fd, "wb")

    except:
        # An error occurred wrapping our FD in a file object
        os.close(fd)
        raise


class FileCache(BaseCache):

    def __init__(
        self,
        directory,
        forever=False,
        filemode=0o0600,
        dirmode=0o0700,
        use_dir_lock=None,
        lock_class=None,
    ):

        if use_dir_lock is not None and lock_class is not None:
            raise ValueError("Cannot use use_dir_lock and lock_class together")

        try:
            from lockfile import LockFile
            from lockfile.mkdirlockfile import MkdirLockFile
        except ImportError:
            notice = dedent(
                """
            NOTE: In order to use the FileCache you must have
            lockfile installed. You can install it via pip:
              pip install lockfile
            """
            )
            raise ImportError(notice)

        else:
            if use_dir_lock:
                lock_class = MkdirLockFile

            elif lock_class is None:
                lock_class = LockFile

        self.directory = directory
        self.forever = forever
        self.filemode = filemode
        self.dirmode = dirmode
        self.lock_class = lock_class

    @staticmethod
    def encode(x):
        return hashlib.sha224(x.encode()).hexdigest()

    def _fn(self, name):
        # NOTE: This method should not change as some may depend on it.
        #       See: https://github.com/ionrock/cachecontrol/issues/63
        hashed = self.encode(name)
        parts = list(hashed[:5]) + [hashed]
        return os.path.join(self.directory, *parts)

    def get(self, key):
        name = self._fn(key)
        try:
            with open(name, "rb") as fh:
                return fh.read()

        except FileNotFoundError:
            return None

    def set(self, key, value):
        name = self._fn(key)

        # Make sure the directory exists
        try:
            os.makedirs(os.path.dirname(name), self.dirmode)
        except (IOError, OSError):
            pass

        with self.lock_class(name) as lock:
            # Write our actual file
            with _secure_open_write(lock.path, self.filemode) as fh:
                fh.write(value)

    def delete(self, key):
        name = self._fn(key)
        if not self.forever:
            try:
                os.remove(name)
            except FileNotFoundError:
                pass


def url_to_file_path(url, filecache):
    """Return the file cache path based on the URL.

    This does not ensure the file exists!
    """
    key = CacheController.cache_url(url)
    return filecache._fn(key)

Anon7 - 2022
AnonSec Team