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SImpleHTTPServer support brotli & gzip
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#!/usr/bin/python | |
"""Simple HTTP Server. | |
This module builds on BaseHTTPServer by implementing the standard GET | |
and HEAD requests in a fairly straightforward manner. | |
""" | |
__version__ = "0.6" | |
__all__ = ["SimpleHTTPRequestHandler"] | |
from distutils.log import fatal | |
import os | |
import posixpath | |
from http.server import BaseHTTPRequestHandler, HTTPServer | |
import urllib.parse | |
import cgi | |
import sys | |
import mimetypes | |
import zlib | |
import brotli | |
from optparse import OptionParser | |
import gzip | |
try: | |
from cStringIO import StringIO | |
except ImportError: | |
from io import StringIO | |
SERVER_PORT = 8000 | |
def zlib_encode(content): | |
zlib_compress = zlib.compressobj(9, zlib.DEFLATED, zlib.MAX_WBITS) | |
data = zlib_compress.compress(content) + zlib_compress.flush() | |
return data | |
def deflate_encode(content): | |
deflate_compress = zlib.compressobj(9, zlib.DEFLATED, -zlib.MAX_WBITS) | |
data = deflate_compress.compress(content) + deflate_compress.flush() | |
return data | |
def gzip_encode(content): | |
data = gzip.compress(content) | |
return data | |
def brotli_encode(content): | |
data = brotli.compress(content) | |
return data | |
class SimpleHTTPRequestHandler(BaseHTTPRequestHandler): | |
"""Simple HTTP request handler with GET and HEAD commands. | |
This serves files from the current directory and any of its | |
subdirectories. The MIME type for files is determined by | |
calling the .guess_type() method. | |
The GET and HEAD requests are identical except that the HEAD | |
request omits the actual contents of the file. | |
""" | |
server_version = "SimpleHTTP/" + __version__ | |
def do_GET(self): | |
"""Serve a GET request.""" | |
content = self.send_head() | |
if content: | |
self.wfile.write(content) | |
def do_HEAD(self): | |
"""Serve a HEAD request.""" | |
content = self.send_head() | |
def send_head(self): | |
"""Common code for GET and HEAD commands. | |
This sends the response code and MIME headers. | |
Return value is either a file object (which has to be copied | |
to the outputfile by the caller unless the command was HEAD, | |
and must be closed by the caller under all circumstances), or | |
None, in which case the caller has nothing further to do. | |
""" | |
path = self.translate_path(self.path) | |
print("Serving path '%s'" % path) | |
f = None | |
if os.path.isdir(path): | |
if not self.path.endswith('/'): | |
# redirect browser - doing basically what apache does | |
self.send_response(301) | |
self.send_header("Location", self.path + "/") | |
self.end_headers() | |
return None | |
for index in "index.html", "index.htm": | |
index = os.path.join(path, index) | |
if os.path.exists(index): | |
path = index | |
break | |
else: | |
return self.list_directory(path).read() | |
ctype = self.guess_type(path) | |
try: | |
# Always read in binary mode. Opening files in text mode may cause | |
# newline translations, making the actual size of the content | |
# transmitted *less* than the content-length! | |
f = open(path, 'rb') | |
except IOError: | |
self.send_error(404, "File not found") | |
return None | |
encoding_types = self.headers['accept-encoding'].split(',') | |
encoding_types = [o.strip() for o in encoding_types] | |
print(encoding_types) | |
fs = os.fstat(f.fileno()) | |
raw_content_length = fs[6] | |
content = f.read() | |
encoding_type = "" | |
# Encode content based on runtime arg | |
if "br" in encoding_types: | |
encoding_type = "br" | |
content = brotli_encode(content) | |
elif "gzip" in encoding_types: | |
encoding_type = "gzip" | |
content = gzip_encode(content) | |
elif "deflate" in encoding_types: | |
encoding_type = "deflate" | |
content = deflate_encode(content) | |
elif "zlib" in encoding_types: | |
encoding_type = "zlib" | |
content = zlib_encode(content) | |
else: | |
fatal("encoding type not supported") | |
compressed_content_length = len(content) | |
f.close() | |
self.send_response(200) | |
self.send_header("Content-type", ctype) | |
self.send_header("Content-Encoding", encoding_type) | |
self.send_header("Content-Length", max(raw_content_length, compressed_content_length)) | |
self.send_header("Last-Modified", self.date_time_string(fs.st_mtime)) | |
self.end_headers() | |
return content | |
def list_directory(self, path): | |
"""Helper to produce a directory listing (absent index.html). | |
Return value is either a file object, or None (indicating an | |
error). In either case, the headers are sent, making the | |
interface the same as for send_head(). | |
""" | |
try: | |
list = os.listdir(path) | |
except os.error: | |
self.send_error(404, "No permission to list directory") | |
return None | |
list.sort(key=lambda a: a.lower()) | |
f = StringIO() | |
displaypath = cgi.escape(urllib.parse.unquote(self.path)) | |
f.write('<!DOCTYPE html>') | |
f.write("<html>\n<title>Directory listing for %s</title>\n" % displaypath) | |
f.write("<body>\n<h2>Directory listing for %s</h2>\n" % displaypath) | |
f.write("<hr>\n<ul>\n") | |
for name in list: | |
fullname = os.path.join(path, name) | |
displayname = linkname = name | |
# Append / for directories or @ for symbolic links | |
if os.path.isdir(fullname): | |
displayname = name + "/" | |
linkname = name + "/" | |
if os.path.islink(fullname): | |
displayname = name + "@" | |
# Note: a link to a directory displays with @ and links with / | |
f.write('<li><a href="%s">%s</a>\n' | |
% (urllib.parse.quote(linkname), cgi.escape(displayname))) | |
f.write("</ul>\n<hr>\n</body>\n</html>\n") | |
length = f.tell() | |
f.seek(0) | |
self.send_response(200) | |
encoding = sys.getfilesystemencoding() | |
self.send_header("Content-type", "text/html; charset=%s" % encoding) | |
self.send_header("Content-Length", str(length)) | |
self.end_headers() | |
return f | |
def translate_path(self, path): | |
"""Translate a /-separated PATH to the local filename syntax. | |
Components that mean special things to the local file system | |
(e.g. drive or directory names) are ignored. (XXX They should | |
probably be diagnosed.) | |
""" | |
# abandon query parameters | |
path = path.split('?',1)[0] | |
path = path.split('#',1)[0] | |
path = posixpath.normpath(urllib.parse.unquote(path)) | |
words = path.split('/') | |
words = filter(None, words) | |
path = os.getcwd() | |
for word in words: | |
drive, word = os.path.splitdrive(word) | |
head, word = os.path.split(word) | |
if word in (os.curdir, os.pardir): continue | |
path = os.path.join(path, word) | |
return path | |
def guess_type(self, path): | |
"""Guess the type of a file. | |
Argument is a PATH (a filename). | |
Return value is a string of the form type/subtype, | |
usable for a MIME Content-type header. | |
The default implementation looks the file's extension | |
up in the table self.extensions_map, using application/octet-stream | |
as a default; however it would be permissible (if | |
slow) to look inside the data to make a better guess. | |
""" | |
base, ext = posixpath.splitext(path) | |
if ext in self.extensions_map: | |
return self.extensions_map[ext] | |
ext = ext.lower() | |
if ext in self.extensions_map: | |
return self.extensions_map[ext] | |
else: | |
return self.extensions_map[''] | |
if not mimetypes.inited: | |
mimetypes.init() # try to read system mime.types | |
extensions_map = mimetypes.types_map.copy() | |
extensions_map.update({ | |
'': 'application/octet-stream', # Default | |
'.py': 'text/plain', | |
'.c': 'text/plain', | |
'.h': 'text/plain', | |
}) | |
def test(HandlerClass = SimpleHTTPRequestHandler, | |
ServerClass = HTTPServer): | |
"""Run the HTTP request handler class. | |
This runs an HTTP server on port 8000 (or the first command line | |
argument). | |
""" | |
server_address = ('0.0.0.0', SERVER_PORT) | |
SimpleHTTPRequestHandler.protocol_version = "HTTP/1.0" | |
httpd = HTTPServer(server_address, SimpleHTTPRequestHandler) | |
sa = httpd.socket.getsockname() | |
print("Serving HTTP on", sa[0], "port", sa[1], "...") | |
httpd.serve_forever() | |
if __name__ == '__main__': | |
test() |
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Inspired by Kevin Smith's implementation. https://github.com/ksmith97/GzipSimpleHTTPServer