mirror of
https://github.com/GNS3/gns3-server.git
synced 2025-01-31 05:13:49 +02:00
67 lines
2.2 KiB
Python
67 lines
2.2 KiB
Python
#
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# Copyright (C) 2016 GNS3 Technologies Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# 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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import os
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import asyncio
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import mimetypes
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from aiohttp import hdrs
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from gns3server.web.route import Route
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from gns3server.utils.get_resource import get_resource
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class StaticHandler:
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@Route.get(
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r"/static/{type}/{path:.+}",
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description="Serve static content from various locations"
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)
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def get(request, response):
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type = request.match_info["type"]
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# CLeanup the path for security
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path = os.path.normpath(request.match_info["path"]).strip('/.')
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if type == "builtin_symbols":
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try:
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yield from StaticHandler._serve_file(os.path.join(get_resource("symbols"), path), request, response)
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except OSError:
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response.set_status(404)
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@asyncio.coroutine
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def _serve_file(path, request, response):
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ct, encoding = mimetypes.guess_type(path)
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if not ct:
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ct = 'application/octet-stream'
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if encoding:
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response.headers[hdrs.CONTENT_ENCODING] = encoding
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response.content_type = ct
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st = os.stat(path)
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response.last_modified = st.st_mtime
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response.content_length = st.st_size
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with open(path, 'rb') as fobj:
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response.start(request)
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chunk_size = 4096
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chunk = fobj.read(chunk_size)
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while chunk:
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response.write(chunk)
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yield from response.drain()
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chunk = fobj.read(chunk_size)
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if chunk:
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response.write(chunk[:count])
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yield from response.drain()
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