Mercurial > hg
view mercurial/unionrepo.py @ 20964:a939eeb94833
http: reuse authentication info after the first failed request (issue3567)
[This was applied in 181108726ea5 but backed out again in af02783dea65 because
of Python 2.4 issues. This edition and test-http.t works with Python 2.4.]
Context: mercurial access to repository server with http access, and this
server is protected by basic auth.
Before patch:
* mercurial try an anonymous access to server, server return 401 response and
mercurial resend request with login / password information
After patch:
* mercurial try an anonymous access to server, server return
401 response. For all next requests, mercurial keep in memory this
information (this server need basic auth information).
This patch reduce the number of http access against mercurial server.
Example, before patch:
10.10.168.170 - - [25/Oct/2013:15:44:51 +0200] "GET /hg/testagt?cmd=capabilities
HTTP/1.1" 401 260 "-" "mercurial/proto-1.0"
10.10.168.170 - - [25/Oct/2013:15:44:52 +0200] "GET /hg/testagt?cmd=capabilities
HTTP/1.1" 200 147 "-" "mercurial/proto-1.0"
10.10.168.170 - - [25/Oct/2013:15:45:00 +0200] "GET /hg/testagt?cmd=capabilities
HTTP/1.1" 401 260 "-" "mercurial/proto-1.0"
10.10.168.170 - - [25/Oct/2013:15:45:01 +0200] "GET /hg/testagt?cmd=capabilities
HTTP/1.1" 200 147 "-" "mercurial/proto-1.0"
10.10.168.170 - - [25/Oct/2013:15:45:03 +0200] "GET /hg/testagt?cmd=batch
HTTP/1.1" 401 260 "-" "mercurial/proto-1.0"
10.10.168.170 - - [25/Oct/2013:15:45:04 +0200] "GET /hg/testagt?cmd=batch
HTTP/1.1" 200 42 "-" "mercurial/proto-1.0"
10.10.168.170 - - [25/Oct/2013:15:45:06 +0200] "GET /hg/testagt?cmd=getbundle
HTTP/1.1" 401 260 "-" "mercurial/proto-1.0"
10.10.168.170 - - [25/Oct/2013:15:45:07 +0200] "GET /hg/testagt?cmd=getbundle
HTTP/1.1" 200 61184 "-" "mercurial/proto-1.0"
10.10.168.170 - - [25/Oct/2013:15:45:09 +0200] "GET /hg/testagt?cmd=listkeys
HTTP/1.1" 401 260 "-" "mercurial/proto-1.0"
10.10.168.170 - - [25/Oct/2013:15:45:10 +0200] "GET /hg/testagt?cmd=listkeys
HTTP/1.1" 200 15 "-" "mercurial/proto-1.0"
10.10.168.170 - - [25/Oct/2013:15:45:12 +0200] "GET /hg/testagt?cmd=listkeys
HTTP/1.1" 401 260 "-" "mercurial/proto-1.0"
10.10.168.170 - - [25/Oct/2013:15:45:12 +0200] "GET /hg/testagt?cmd=listkeys
HTTP/1.1" 200 - "-" "mercurial/proto-1.0"
Example after patch:
10.10.168.170 - - [28/Oct/2013:11:49:14 +0100] "GET /hg/testagt?cmd=capabilities
HTTP/1.1" 401 260 "-" "mercurial/proto-1.0"
10.10.168.170 - - [28/Oct/2013:11:49:15 +0100] "GET /hg/testagt?cmd=capabilities
HTTP/1.1" 200 147 "-" "mercurial/proto-1.0"
10.10.168.170 - - [28/Oct/2013:11:49:17 +0100] "GET /hg/testagt?cmd=batch
HTTP/1.1" 200 42 "-" "mercurial/proto-1.0"
10.10.168.170 - - [28/Oct/2013:11:49:19 +0100] "GET /hg/testagt?cmd=getbundle
HTTP/1.1" 200 61184 "-" "mercurial/proto-1.0"
10.10.168.170 - - [28/Oct/2013:11:49:22 +0100] "GET /hg/testagt?cmd=listkeys
HTTP/1.1" 200 15 "-" "mercurial/proto-1.0"
10.10.168.170 - - [28/Oct/2013:11:49:24 +0100] "GET /hg/testagt?cmd=listkeys
HTTP/1.1" 200 - "-" "mercurial/proto-1.0"
In this last example, you can see only one 401 response.
author | Stéphane Klein <contact@stephane-klein.info> |
---|---|
date | Fri, 20 Dec 2013 14:56:05 +0100 |
parents | 49f2d5644f04 |
children | 37a92908a382 |
line wrap: on
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# unionrepo.py - repository class for viewing union of repository changesets # # Derived from bundlerepo.py # Copyright 2006, 2007 Benoit Boissinot <bboissin@gmail.com> # Copyright 2013 Unity Technologies, Mads Kiilerich <madski@unity3d.com> # # This software may be used and distributed according to the terms of the # GNU General Public License version 2 or any later version. """Repository class for "in-memory pull" of one local repository to another, allowing operations like diff and log with revsets. """ from node import nullid from i18n import _ import os import util, mdiff, cmdutil, scmutil import localrepo, changelog, manifest, filelog, revlog class unionrevlog(revlog.revlog): def __init__(self, opener, indexfile, revlog2, linkmapper): # How it works: # To retrieve a revision, we just need to know the node id so we can # look it up in revlog2. # # To differentiate a rev in the second revlog from a rev in the revlog, # we check revision against repotiprev. opener = scmutil.readonlyvfs(opener) revlog.revlog.__init__(self, opener, indexfile) self.revlog2 = revlog2 n = len(self) self.repotiprev = n - 1 self.bundlerevs = set() # used by 'bundle()' revset expression for rev2 in self.revlog2: rev = self.revlog2.index[rev2] # rev numbers - in revlog2, very different from self.rev _start, _csize, _rsize, _base, linkrev, p1rev, p2rev, node = rev if linkmapper is None: # link is to same revlog assert linkrev == rev2 # we never link back link = n else: # rev must be mapped from repo2 cl to unified cl by linkmapper link = linkmapper(linkrev) if node in self.nodemap: # this happens for the common revlog revisions self.bundlerevs.add(self.nodemap[node]) continue p1node = self.revlog2.node(p1rev) p2node = self.revlog2.node(p2rev) e = (None, None, None, None, link, self.rev(p1node), self.rev(p2node), node) self.index.insert(-1, e) self.nodemap[node] = n self.bundlerevs.add(n) n += 1 def _chunk(self, rev): if rev <= self.repotiprev: return revlog.revlog._chunk(self, rev) return self.revlog2._chunk(self.node(rev)) def revdiff(self, rev1, rev2): """return or calculate a delta between two revisions""" if rev1 > self.repotiprev and rev2 > self.repotiprev: return self.revlog2.revdiff( self.revlog2.rev(self.node(rev1)), self.revlog2.rev(self.node(rev2))) elif rev1 <= self.repotiprev and rev2 <= self.repotiprev: return self.baserevdiff(rev1, rev2) return mdiff.textdiff(self.revision(self.node(rev1)), self.revision(self.node(rev2))) def revision(self, nodeorrev): """return an uncompressed revision of a given node or revision number. """ if isinstance(nodeorrev, int): rev = nodeorrev node = self.node(rev) else: node = nodeorrev rev = self.rev(node) if node == nullid: return "" if rev > self.repotiprev: text = self.revlog2.revision(node) self._cache = (node, rev, text) else: text = self.baserevision(rev) # already cached return text def baserevision(self, nodeorrev): # Revlog subclasses may override 'revision' method to modify format of # content retrieved from revlog. To use unionrevlog with such class one # needs to override 'baserevision' and make more specific call here. return revlog.revlog.revision(self, nodeorrev) def baserevdiff(self, rev1, rev2): # Exists for the same purpose as baserevision. return revlog.revlog.revdiff(self, rev1, rev2) def addrevision(self, text, transaction, link, p1=None, p2=None, d=None): raise NotImplementedError def addgroup(self, revs, linkmapper, transaction): raise NotImplementedError def strip(self, rev, minlink): raise NotImplementedError def checksize(self): raise NotImplementedError class unionchangelog(unionrevlog, changelog.changelog): def __init__(self, opener, opener2): changelog.changelog.__init__(self, opener) linkmapper = None changelog2 = changelog.changelog(opener2) unionrevlog.__init__(self, opener, self.indexfile, changelog2, linkmapper) def baserevision(self, nodeorrev): # Although changelog doesn't override 'revision' method, some extensions # may replace this class with another that does. Same story with # manifest and filelog classes. return changelog.changelog.revision(self, nodeorrev) def baserevdiff(self, rev1, rev2): return changelog.changelog.revdiff(self, rev1, rev2) class unionmanifest(unionrevlog, manifest.manifest): def __init__(self, opener, opener2, linkmapper): manifest.manifest.__init__(self, opener) manifest2 = manifest.manifest(opener2) unionrevlog.__init__(self, opener, self.indexfile, manifest2, linkmapper) def baserevision(self, nodeorrev): return manifest.manifest.revision(self, nodeorrev) def baserevdiff(self, rev1, rev2): return manifest.manifest.revdiff(self, rev1, rev2) class unionfilelog(unionrevlog, filelog.filelog): def __init__(self, opener, path, opener2, linkmapper, repo): filelog.filelog.__init__(self, opener, path) filelog2 = filelog.filelog(opener2, path) unionrevlog.__init__(self, opener, self.indexfile, filelog2, linkmapper) self._repo = repo def baserevision(self, nodeorrev): return filelog.filelog.revision(self, nodeorrev) def baserevdiff(self, rev1, rev2): return filelog.filelog.revdiff(self, rev1, rev2) def _file(self, f): self._repo.file(f) class unionpeer(localrepo.localpeer): def canpush(self): return False class unionrepository(localrepo.localrepository): def __init__(self, ui, path, path2): localrepo.localrepository.__init__(self, ui, path) self.ui.setconfig('phases', 'publish', False, 'unionrepo') self._url = 'union:%s+%s' % (util.expandpath(path), util.expandpath(path2)) self.repo2 = localrepo.localrepository(ui, path2) @localrepo.unfilteredpropertycache def changelog(self): return unionchangelog(self.sopener, self.repo2.sopener) def _clrev(self, rev2): """map from repo2 changelog rev to temporary rev in self.changelog""" node = self.repo2.changelog.node(rev2) return self.changelog.rev(node) @localrepo.unfilteredpropertycache def manifest(self): return unionmanifest(self.sopener, self.repo2.sopener, self._clrev) def url(self): return self._url def file(self, f): return unionfilelog(self.sopener, f, self.repo2.sopener, self._clrev, self) def close(self): self.repo2.close() def cancopy(self): return False def peer(self): return unionpeer(self) def getcwd(self): return os.getcwd() # always outside the repo def instance(ui, path, create): if create: raise util.Abort(_('cannot create new union repository')) parentpath = ui.config("bundle", "mainreporoot", "") if not parentpath: # try to find the correct path to the working directory repo parentpath = cmdutil.findrepo(os.getcwd()) if parentpath is None: parentpath = '' if parentpath: # Try to make the full path relative so we get a nice, short URL. # In particular, we don't want temp dir names in test outputs. cwd = os.getcwd() if parentpath == cwd: parentpath = '' else: cwd = os.path.join(cwd,'') if parentpath.startswith(cwd): parentpath = parentpath[len(cwd):] if path.startswith('union:'): s = path.split(":", 1)[1].split("+", 1) if len(s) == 1: repopath, repopath2 = parentpath, s[0] else: repopath, repopath2 = s else: repopath, repopath2 = parentpath, path return unionrepository(ui, repopath, repopath2)