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comparison mercurial/hgweb/protocol.py @ 30368:38130a0bbb99

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hgweb: use compression engine API for zlib compression More low-level compression code elimination because we now have nice APIs. This patch also demonstrates why we needed and implemented the "level" option on the "compressstream" API.
author Gregory Szorc <gregory.szorc@gmail.com>
date Mon, 07 Nov 2016 18:54:35 -0800
parents d105195436c0
children 038547a14d85
comparison
equal deleted inserted replaced
30367:5925bda42dbd 30368:38130a0bbb99
86 86
87 def compresschunks(self, chunks): 87 def compresschunks(self, chunks):
88 # Don't allow untrusted settings because disabling compression or 88 # Don't allow untrusted settings because disabling compression or
89 # setting a very high compression level could lead to flooding 89 # setting a very high compression level could lead to flooding
90 # the server's network or CPU. 90 # the server's network or CPU.
91 z = zlib.compressobj(self.ui.configint('server', 'zliblevel', -1)) 91 opts = {'level': self.ui.configint('server', 'zliblevel', -1)}
92 for chunk in chunks: 92 return util.compengines['zlib'].compressstream(chunks, opts)
93 data = z.compress(chunk)
94 # Not all calls to compress() emit data. It is cheaper to inspect
95 # that here than to send it via the generator.
96 if data:
97 yield data
98 yield z.flush()
99 93
100 def _client(self): 94 def _client(self):
101 return 'remote:%s:%s:%s' % ( 95 return 'remote:%s:%s:%s' % (
102 self.req.env.get('wsgi.url_scheme') or 'http', 96 self.req.env.get('wsgi.url_scheme') or 'http',
103 urlreq.quote(self.req.env.get('REMOTE_HOST', '')), 97 urlreq.quote(self.req.env.get('REMOTE_HOST', '')),