mirror of
https://github.com/onionshare/onionshare.git
synced 2024-10-01 01:35:40 -04:00
Merge pull request #1321 from SaptakS/range-requests-revisited
Reviving the old range request PR
This commit is contained in:
commit
470fb2bda3
@ -18,18 +18,100 @@ You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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import binascii
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import hashlib
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import os
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import sys
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import tempfile
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import zipfile
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import mimetypes
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from flask import Response, request, render_template, make_response
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from datetime import datetime
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from flask import Response, request, render_template, make_response, abort
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from unidecode import unidecode
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from werkzeug.http import parse_date, http_date
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from werkzeug.urls import url_quote
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from .send_base_mode import SendBaseModeWeb
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def make_etag(data):
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hasher = hashlib.sha256()
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while True:
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read_bytes = data.read(4096)
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if read_bytes:
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hasher.update(read_bytes)
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else:
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break
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hash_value = binascii.hexlify(hasher.digest()).decode('utf-8')
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return '"sha256:{}"'.format(hash_value)
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def parse_range_header(range_header: str, target_size: int) -> list:
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end_index = target_size - 1
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if range_header is None:
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return [(0, end_index)]
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bytes_ = 'bytes='
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if not range_header.startswith(bytes_):
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abort(416)
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ranges = []
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for range_ in range_header[len(bytes_):].split(','):
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split = range_.split('-')
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if len(split) == 1:
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try:
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start = int(split[0])
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end = end_index
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except ValueError:
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abort(416)
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elif len(split) == 2:
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start, end = split[0], split[1]
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if not start:
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# parse ranges of the form "bytes=-100" (i.e., last 100 bytes)
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end = end_index
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try:
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start = end - int(split[1]) + 1
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except ValueError:
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abort(416)
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else:
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# parse ranges of the form "bytes=100-200"
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try:
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start = int(start)
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if not end:
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end = target_size
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else:
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end = int(end)
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except ValueError:
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abort(416)
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if end < start:
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abort(416)
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end = min(end, end_index)
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else:
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abort(416)
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ranges.append((start, end))
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# merge the ranges
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merged = []
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ranges = sorted(ranges, key=lambda x: x[0])
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for range_ in ranges:
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# initial case
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if not merged:
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merged.append(range_)
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else:
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# merge ranges that are adjacent or overlapping
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if range_[0] <= merged[-1][1] + 1:
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merged[-1] = (merged[-1][0], max(range_[1], merged[-1][1]))
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else:
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merged.append(range_)
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return merged
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class ShareModeWeb(SendBaseModeWeb):
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"""
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All of the web logic for share mode
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@ -43,6 +125,10 @@ class ShareModeWeb(SendBaseModeWeb):
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"share", "autostop_sharing"
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)
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self.download_etag = None
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self.gzip_etag = None
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self.last_modified = datetime.utcnow()
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def define_routes(self):
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"""
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The web app routes for sharing files
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@ -92,7 +178,7 @@ class ShareModeWeb(SendBaseModeWeb):
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# Prepare some variables to use inside generate() function below
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# which is outside of the request context
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shutdown_func = request.environ.get("werkzeug.server.shutdown")
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path = request.path
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request_path = request.path
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# If this is a zipped file, then serve as-is. If it's not zipped, then,
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# if the http client supports gzip compression, gzip the file first
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@ -101,116 +187,190 @@ class ShareModeWeb(SendBaseModeWeb):
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if use_gzip:
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file_to_download = self.gzip_filename
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self.filesize = self.gzip_filesize
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etag = self.gzip_etag
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else:
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file_to_download = self.download_filename
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self.filesize = self.download_filesize
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etag = self.download_etag
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# for range requests
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range_, status_code = self.get_range_and_status_code(self.filesize, etag, self.last_modified)
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# Tell GUI the download started
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history_id = self.cur_history_id
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self.cur_history_id += 1
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self.web.add_request(
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self.web.REQUEST_STARTED, path, {"id": history_id, "use_gzip": use_gzip}
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self.web.REQUEST_STARTED, request_path, {"id": history_id, "use_gzip": use_gzip}
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)
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basename = os.path.basename(self.download_filename)
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def generate():
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# Starting a new download
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if self.web.settings.get("share", "autostop_sharing"):
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self.download_in_progress = True
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if status_code == 304:
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r = Response()
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else:
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r = Response(
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self.generate(shutdown_func, range_, file_to_download, request_path,
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history_id, self.filesize))
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chunk_size = 102400 # 100kb
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fp = open(file_to_download, "rb")
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self.web.done = False
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canceled = False
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while not self.web.done:
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# The user has canceled the download, so stop serving the file
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if not self.web.stop_q.empty():
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self.web.add_request(
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self.web.REQUEST_CANCELED, path, {"id": history_id}
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)
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break
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chunk = fp.read(chunk_size)
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if chunk == b"":
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self.web.done = True
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else:
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try:
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yield chunk
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# tell GUI the progress
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downloaded_bytes = fp.tell()
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percent = (1.0 * downloaded_bytes / self.filesize) * 100
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# only output to stdout if running onionshare in CLI mode, or if using Linux (#203, #304)
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if (
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not self.web.is_gui
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or self.common.platform == "Linux"
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or self.common.platform == "BSD"
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):
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sys.stdout.write(
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"\r{0:s}, {1:.2f}% ".format(
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self.common.human_readable_filesize(
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downloaded_bytes
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),
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percent,
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)
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)
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sys.stdout.flush()
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self.web.add_request(
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self.web.REQUEST_PROGRESS,
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path,
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{"id": history_id, "bytes": downloaded_bytes},
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)
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self.web.done = False
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except:
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# looks like the download was canceled
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self.web.done = True
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canceled = True
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# tell the GUI the download has canceled
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self.web.add_request(
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self.web.REQUEST_CANCELED, path, {"id": history_id}
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)
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fp.close()
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if self.common.platform != "Darwin":
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sys.stdout.write("\n")
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# Download is finished
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if self.web.settings.get("share", "autostop_sharing"):
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self.download_in_progress = False
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# Close the server, if necessary
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if self.web.settings.get("share", "autostop_sharing") and not canceled:
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print("Stopped because transfer is complete")
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self.web.running = False
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try:
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if shutdown_func is None:
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raise RuntimeError("Not running with the Werkzeug Server")
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shutdown_func()
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except:
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pass
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r = Response(generate())
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if use_gzip:
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r.headers.set("Content-Encoding", "gzip")
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r.headers.set("Content-Length", self.filesize)
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r.headers.set('Content-Encoding', 'gzip')
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r.headers.set('Content-Length', range_[1] - range_[0] + 1)
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filename_dict = {
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"filename": unidecode(basename),
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"filename*": "UTF-8''%s" % url_quote(basename),
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}
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r.headers.set("Content-Disposition", "attachment", **filename_dict)
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r.headers.set('Content-Disposition', 'attachment', **filename_dict)
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r = self.web.add_security_headers(r)
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# guess content type
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(content_type, _) = mimetypes.guess_type(basename, strict=False)
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if content_type is not None:
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r.headers.set("Content-Type", content_type)
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r.headers.set('Content-Type', content_type)
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r.headers.set('Accept-Ranges', 'bytes')
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r.headers.set('ETag', etag)
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r.headers.set('Last-Modified', http_date(self.last_modified))
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# we need to set this for range requests
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r.headers.set('Vary', 'Accept-Encoding')
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if status_code == 206:
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r.headers.set('Content-Range',
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'bytes {}-{}/{}'.format(range_[0], range_[1], self.filesize))
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r.status_code = status_code
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return r
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@classmethod
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def get_range_and_status_code(cls, dl_size, etag, last_modified):
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use_default_range = True
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status_code = 200
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range_header = request.headers.get('Range')
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# range requests are only allowed for get
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if request.method == 'GET':
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ranges = parse_range_header(range_header, dl_size)
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if not (len(ranges) == 1 and ranges[0][0] == 0 and ranges[0][1] == dl_size - 1):
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use_default_range = False
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status_code = 206
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if range_header:
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if_range = request.headers.get('If-Range')
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if if_range and if_range != etag:
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use_default_range = True
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status_code = 200
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if use_default_range:
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ranges = [(0, dl_size - 1)]
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if len(ranges) > 1:
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abort(416) # We don't support multipart range requests yet
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range_ = ranges[0]
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etag_header = request.headers.get('ETag')
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if etag_header is not None and etag_header != etag:
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abort(412)
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if_unmod = request.headers.get('If-Unmodified-Since')
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if if_unmod:
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if_date = parse_date(if_unmod)
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if if_date and if_date > last_modified:
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abort(412)
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elif range_header is None:
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status_code = 304
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return range_, status_code
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def generate(self, shutdown_func, range_, file_to_download, path, history_id, filesize):
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# The user hasn't canceled the download
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self.client_cancel = False
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# Starting a new download
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if self.web.settings.get("share", "autostop_sharing"):
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self.download_in_progress = True
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start, end = range_
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chunk_size = 102400 # 100kb
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fp = open(file_to_download, "rb")
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fp.seek(start)
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self.web.done = False
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canceled = False
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bytes_left = end - start + 1
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while not self.web.done:
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# The user has canceled the download, so stop serving the file
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if not self.web.stop_q.empty():
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self.web.add_request(
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self.web.REQUEST_CANCELED, path, {"id": history_id}
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)
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break
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read_size = min(chunk_size, bytes_left)
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chunk = fp.read(read_size)
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if chunk == b"":
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self.web.done = True
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else:
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try:
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yield chunk
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# tell GUI the progress
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downloaded_bytes = fp.tell()
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percent = (1.0 * downloaded_bytes / filesize) * 100
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bytes_left -= read_size
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# only output to stdout if running onionshare in CLI mode, or if using Linux (#203, #304)
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if (
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not self.web.is_gui
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or self.common.platform == "Linux"
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or self.common.platform == "BSD"
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):
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sys.stdout.write(
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"\r{0:s}, {1:.2f}% ".format(
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self.common.human_readable_filesize(
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downloaded_bytes
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),
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percent,
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)
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)
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sys.stdout.flush()
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self.web.add_request(
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self.web.REQUEST_PROGRESS,
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path,
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{"id": history_id, "bytes": downloaded_bytes, 'total_bytes': filesize,},
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)
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self.web.done = False
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except:
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# looks like the download was canceled
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self.web.done = True
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canceled = True
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# tell the GUI the download has canceled
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self.web.add_request(
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self.web.REQUEST_CANCELED, path, {"id": history_id}
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)
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fp.close()
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if self.common.platform != "Darwin":
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sys.stdout.write("\n")
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# Download is finished
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if self.web.settings.get("share", "autostop_sharing"):
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self.download_in_progress = False
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# Close the server, if necessary
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if self.web.settings.get("share", "autostop_sharing") and not canceled:
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print("Stopped because transfer is complete")
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self.web.running = False
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try:
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if shutdown_func is None:
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raise RuntimeError("Not running with the Werkzeug Server")
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shutdown_func()
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||||
except:
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pass
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|
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def directory_listing_template(
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self, path, files, dirs, breadcrumbs, breadcrumbs_leaf
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||||
):
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@ -305,6 +465,8 @@ class ShareModeWeb(SendBaseModeWeb):
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if len(self.file_info["files"]) == 1 and len(self.file_info["dirs"]) == 0:
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self.download_filename = self.file_info["files"][0]["filename"]
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self.download_filesize = self.file_info["files"][0]["size"]
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with open(self.download_filename, 'rb') as f:
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self.download_etag = make_etag(f)
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# Compress the file with gzip now, so we don't have to do it on each request
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self.gzip_filename = tempfile.mkstemp("wb+")[1]
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@ -312,6 +474,8 @@ class ShareModeWeb(SendBaseModeWeb):
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self.download_filename, self.gzip_filename, 6, processed_size_callback
|
||||
)
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self.gzip_filesize = os.path.getsize(self.gzip_filename)
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with open(self.gzip_filename, 'rb') as f:
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||||
self.gzip_etag = make_etag(f)
|
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|
||||
# Make sure the gzip file gets cleaned up when onionshare stops
|
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self.cleanup_filenames.append(self.gzip_filename)
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@ -337,6 +501,8 @@ class ShareModeWeb(SendBaseModeWeb):
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||||
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||||
self.zip_writer.close()
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||||
self.download_filesize = os.path.getsize(self.download_filename)
|
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with open(self.download_filename, 'rb') as f:
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self.download_etag = make_etag(f)
|
||||
|
||||
# Make sure the zip file gets cleaned up when onionshare stops
|
||||
self.cleanup_filenames.append(self.zip_writer.zip_filename)
|
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|
@ -1,16 +1,24 @@
|
||||
import os
|
||||
import random
|
||||
import re
|
||||
import socket
|
||||
import subprocess
|
||||
import time
|
||||
import zipfile
|
||||
import tempfile
|
||||
import base64
|
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from io import BytesIO
|
||||
|
||||
import pytest
|
||||
from contextlib import contextmanager
|
||||
from multiprocessing import Process
|
||||
from urllib.request import urlopen, Request
|
||||
from werkzeug.datastructures import Headers
|
||||
from werkzeug.exceptions import RequestedRangeNotSatisfiable
|
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|
||||
from onionshare_cli.common import Common
|
||||
from onionshare_cli.web import Web
|
||||
from onionshare_cli.web.share_mode import parse_range_header
|
||||
from onionshare_cli.settings import Settings
|
||||
from onionshare_cli.mode_settings import ModeSettings
|
||||
import onionshare_cli.web.receive_mode
|
||||
@ -272,3 +280,263 @@ class TestZipWriterCustom:
|
||||
|
||||
def test_custom_callback(self, custom_zw):
|
||||
assert custom_zw.processed_size_callback(None) == "custom_callback"
|
||||
|
||||
|
||||
def check_unsupported(cmd: str, args: list):
|
||||
cmd_args = [cmd]
|
||||
cmd_args.extend(args)
|
||||
skip = False
|
||||
|
||||
try:
|
||||
subprocess.check_call(cmd_args)
|
||||
except Exception:
|
||||
skip = True
|
||||
|
||||
return pytest.mark.skipif(skip, reason="Command {!r} not supported".format(cmd))
|
||||
|
||||
|
||||
@contextmanager
|
||||
def live_server(web):
|
||||
s = socket.socket()
|
||||
s.bind(("localhost", 0))
|
||||
port = s.getsockname()[1]
|
||||
s.close()
|
||||
|
||||
def run():
|
||||
web.app.run(host="127.0.0.1", port=port, debug=False)
|
||||
|
||||
proc = Process(target=run)
|
||||
proc.start()
|
||||
|
||||
url = "http://127.0.0.1:{}".format(port)
|
||||
auth = base64.b64encode(b"onionshare:" + web.password.encode()).decode()
|
||||
req = Request(url, headers={"Authorization": "Basic {}".format(auth)})
|
||||
|
||||
attempts = 20
|
||||
while True:
|
||||
try:
|
||||
urlopen(req)
|
||||
break
|
||||
except Exception:
|
||||
attempts -= 1
|
||||
if attempts > 0:
|
||||
time.sleep(0.5)
|
||||
else:
|
||||
raise
|
||||
|
||||
yield url + "/download"
|
||||
|
||||
proc.terminate()
|
||||
|
||||
|
||||
class TestRangeRequests:
|
||||
|
||||
VALID_RANGES = [
|
||||
(None, 500, [(0, 499)]),
|
||||
("bytes=0", 500, [(0, 499)]),
|
||||
("bytes=100", 500, [(100, 499)]),
|
||||
("bytes=100-", 500, [(100, 499)]), # not in the RFC, but how curl sends
|
||||
("bytes=0-99", 500, [(0, 99)]),
|
||||
("bytes=0-599", 500, [(0, 499)]),
|
||||
("bytes=0-0", 500, [(0, 0)]),
|
||||
("bytes=-100", 500, [(400, 499)]),
|
||||
("bytes=0-99,100-199", 500, [(0, 199)]),
|
||||
("bytes=0-100,100-199", 500, [(0, 199)]),
|
||||
("bytes=0-99,101-199", 500, [(0, 99), (101, 199)]),
|
||||
("bytes=0-199,100-299", 500, [(0, 299)]),
|
||||
("bytes=0-99,200-299", 500, [(0, 99), (200, 299)]),
|
||||
]
|
||||
|
||||
INVALID_RANGES = [
|
||||
"bytes=200-100",
|
||||
"bytes=0-100,300-200",
|
||||
]
|
||||
|
||||
def test_parse_ranges(self):
|
||||
for case in self.VALID_RANGES:
|
||||
(header, target_size, expected) = case
|
||||
parsed = parse_range_header(header, target_size)
|
||||
assert parsed == expected, case
|
||||
|
||||
for invalid in self.INVALID_RANGES:
|
||||
with pytest.raises(RequestedRangeNotSatisfiable):
|
||||
parse_range_header(invalid, 500)
|
||||
|
||||
def test_headers(self, temp_dir, common_obj):
|
||||
web = web_obj(temp_dir, common_obj, "share", 3)
|
||||
web.settings.set("share", "autostop_sharing", False)
|
||||
url = "/download"
|
||||
|
||||
with web.app.test_client() as client:
|
||||
resp = client.get(url, headers=self._make_auth_headers(web.password))
|
||||
assert resp.headers["ETag"].startswith('"sha256:')
|
||||
assert resp.headers["Accept-Ranges"] == "bytes"
|
||||
assert resp.headers.get("Last-Modified") is not None
|
||||
assert resp.headers.get("Content-Length") is not None
|
||||
assert "Accept-Encoding" in resp.headers["Vary"]
|
||||
|
||||
def test_basic(self, temp_dir, common_obj):
|
||||
web = web_obj(temp_dir, common_obj, "share", 3)
|
||||
web.settings.set("share", "autostop_sharing", False)
|
||||
url = "/download"
|
||||
with open(web.share_mode.download_filename, "rb") as f:
|
||||
contents = f.read()
|
||||
|
||||
with web.app.test_client() as client:
|
||||
resp = client.get(url, headers=self._make_auth_headers(web.password))
|
||||
assert resp.status_code == 200
|
||||
assert resp.data == contents
|
||||
|
||||
def test_reassemble(self, temp_dir, common_obj):
|
||||
web = web_obj(temp_dir, common_obj, "share", 3)
|
||||
web.settings.set("share", "autostop_sharing", False)
|
||||
url = "/download"
|
||||
with open(web.share_mode.download_filename, "rb") as f:
|
||||
contents = f.read()
|
||||
|
||||
with web.app.test_client() as client:
|
||||
headers = self._make_auth_headers(web.password)
|
||||
headers.extend({"Range": "bytes=0-10"})
|
||||
resp = client.get(url, headers=headers)
|
||||
assert resp.status_code == 206
|
||||
content_range = resp.headers["Content-Range"]
|
||||
assert content_range == "bytes {}-{}/{}".format(
|
||||
0, 10, web.share_mode.download_filesize
|
||||
)
|
||||
bytes_out = resp.data
|
||||
|
||||
headers.update({"Range": "bytes=11-100000"})
|
||||
resp = client.get(url, headers=headers)
|
||||
assert resp.status_code == 206
|
||||
content_range = resp.headers["Content-Range"]
|
||||
assert content_range == "bytes {}-{}/{}".format(
|
||||
11,
|
||||
web.share_mode.download_filesize - 1,
|
||||
web.share_mode.download_filesize,
|
||||
)
|
||||
bytes_out += resp.data
|
||||
|
||||
assert bytes_out == contents
|
||||
|
||||
def test_mismatched_etags(self, temp_dir, common_obj):
|
||||
"""RFC 7233 Section 3.2
|
||||
The "If-Range" header field allows a client to "short-circuit" the second request.
|
||||
Informally, its meaning is as follows: if the representation is unchanged, send me the
|
||||
part(s) that I am requesting in Range; otherwise, send me the entire representation.
|
||||
"""
|
||||
web = web_obj(temp_dir, common_obj, "share", 3)
|
||||
web.settings.set("share", "autostop_sharing", False)
|
||||
url = "/download"
|
||||
with open(web.share_mode.download_filename, "rb") as f:
|
||||
contents = f.read()
|
||||
|
||||
with web.app.test_client() as client:
|
||||
headers = self._make_auth_headers(web.password)
|
||||
resp = client.get(url, headers=headers)
|
||||
assert resp.status_code == 200
|
||||
|
||||
headers.extend({"If-Range": "mismatched etag", "Range": "bytes=10-100"})
|
||||
resp = client.get(url, headers=headers)
|
||||
assert resp.status_code == 200
|
||||
assert resp.data == contents
|
||||
|
||||
def test_if_unmodified_since(self, temp_dir, common_obj):
|
||||
web = web_obj(temp_dir, common_obj, "share", 3)
|
||||
web.settings.set("share", "autostop_sharing", False)
|
||||
url = "/download"
|
||||
|
||||
with web.app.test_client() as client:
|
||||
headers = self._make_auth_headers(web.password)
|
||||
resp = client.get(url, headers=headers)
|
||||
assert resp.status_code == 200
|
||||
last_mod = resp.headers["Last-Modified"]
|
||||
|
||||
headers.extend({"If-Unmodified-Since": last_mod})
|
||||
resp = client.get(url, headers=headers)
|
||||
assert resp.status_code == 304
|
||||
|
||||
def test_firefox_like_behavior(self, temp_dir, common_obj):
|
||||
web = web_obj(temp_dir, common_obj, "share", 3)
|
||||
web.settings.set("share", "autostop_sharing", False)
|
||||
url = "/download"
|
||||
|
||||
with web.app.test_client() as client:
|
||||
headers = self._make_auth_headers(web.password)
|
||||
resp = client.get(url, headers=headers)
|
||||
assert resp.status_code == 200
|
||||
|
||||
# Firefox sends these with all range requests
|
||||
etag = resp.headers["ETag"]
|
||||
last_mod = resp.headers["Last-Modified"]
|
||||
|
||||
# make a request that uses the full header set
|
||||
headers.extend(
|
||||
{
|
||||
"Range": "bytes=0-10",
|
||||
"If-Unmodified-Since": last_mod,
|
||||
"If-Range": etag,
|
||||
}
|
||||
)
|
||||
resp = client.get(url, headers=headers)
|
||||
assert resp.status_code == 206
|
||||
|
||||
def _make_auth_headers(self, password):
|
||||
auth = base64.b64encode(b"onionshare:" + password.encode()).decode()
|
||||
h = Headers()
|
||||
h.add("Authorization", "Basic " + auth)
|
||||
return h
|
||||
|
||||
@check_unsupported("curl", ["--version"])
|
||||
def test_curl(self, temp_dir, tmpdir, common_obj):
|
||||
web = web_obj(temp_dir, common_obj, "share", 3)
|
||||
web.settings.set("share", "autostop_sharing", False)
|
||||
|
||||
download = tmpdir.join("download")
|
||||
|
||||
with live_server(web) as url:
|
||||
# Debugging help from `man curl`, on error 33
|
||||
# 33 HTTP range error. The range "command" didn't work.
|
||||
auth_header = self._make_auth_headers(web.password)
|
||||
subprocess.check_call(
|
||||
[
|
||||
"curl",
|
||||
"-H",
|
||||
str(auth_header).strip(),
|
||||
"--output",
|
||||
str(download),
|
||||
"--continue-at",
|
||||
"10",
|
||||
url,
|
||||
]
|
||||
)
|
||||
|
||||
@check_unsupported("wget", ["--version"])
|
||||
def test_wget(self, temp_dir, tmpdir, common_obj):
|
||||
web = web_obj(temp_dir, common_obj, "share", 3)
|
||||
web.settings.set("share", "autostop_sharing", False)
|
||||
|
||||
# wget needs a file to exist to continue
|
||||
download = tmpdir.join("download")
|
||||
download.write("x" * 10)
|
||||
|
||||
with live_server(web) as url:
|
||||
auth_header = self._make_auth_headers(web.password)
|
||||
subprocess.check_call(
|
||||
[
|
||||
"wget",
|
||||
"--header",
|
||||
str(auth_header).strip(),
|
||||
"--continue",
|
||||
"-O",
|
||||
str(download),
|
||||
url,
|
||||
]
|
||||
)
|
||||
|
||||
@check_unsupported("http", ["--version"])
|
||||
def test_httpie(self, temp_dir, common_obj):
|
||||
web = web_obj(temp_dir, common_obj, "share", 3)
|
||||
web.settings.set("share", "autostop_sharing", False)
|
||||
|
||||
with live_server(web) as url:
|
||||
subprocess.check_call(["http", url, "Range: bytes=10"])
|
||||
|
41
cli/tests/test_range_request.py
Normal file
41
cli/tests/test_range_request.py
Normal file
@ -0,0 +1,41 @@
|
||||
import pytest
|
||||
import subprocess
|
||||
|
||||
from tempfile import NamedTemporaryFile
|
||||
from werkzeug.exceptions import RequestedRangeNotSatisfiable
|
||||
|
||||
from onionshare_cli.web.share_mode import parse_range_header
|
||||
|
||||
|
||||
VALID_RANGES = [
|
||||
(None, 500, [(0, 499)]),
|
||||
('bytes=0', 500, [(0, 499)]),
|
||||
('bytes=100', 500, [(100, 499)]),
|
||||
('bytes=100-', 500, [(100, 499)]), # not in the RFC, but how curl sends
|
||||
('bytes=0-99', 500, [(0, 99)]),
|
||||
('bytes=0-599', 500, [(0, 499)]),
|
||||
('bytes=0-0', 500, [(0, 0)]),
|
||||
('bytes=-100', 500, [(400, 499)]),
|
||||
('bytes=0-99,100-199', 500, [(0, 199)]),
|
||||
('bytes=0-100,100-199', 500, [(0, 199)]),
|
||||
('bytes=0-99,101-199', 500, [(0, 99), (101, 199)]),
|
||||
('bytes=0-199,100-299', 500, [(0, 299)]),
|
||||
('bytes=0-99,200-299', 500, [(0, 99), (200, 299)]),
|
||||
]
|
||||
|
||||
|
||||
INVALID_RANGES = [
|
||||
'bytes=200-100',
|
||||
'bytes=0-100,300-200',
|
||||
]
|
||||
|
||||
|
||||
def test_parse_ranges():
|
||||
for case in VALID_RANGES:
|
||||
(header, target_size, expected) = case
|
||||
parsed = parse_range_header(header, target_size)
|
||||
assert parsed == expected, case
|
||||
|
||||
for invalid in INVALID_RANGES:
|
||||
with pytest.raises(RequestedRangeNotSatisfiable):
|
||||
parse_range_header(invalid, 500)
|
Loading…
Reference in New Issue
Block a user