Mercurial > public > mercurial-scm > hg-stable
diff mercurial/hgweb/webcommands.py @ 5598:d534ba1c4eb4
separate the wire protocol commands from the user interface commands
author | Dirkjan Ochtman <dirkjan@ochtman.nl> |
---|---|
date | Mon, 03 Dec 2007 12:27:11 +0100 |
parents | b95b2525c6e8 |
children | 9d900f7282e6 |
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--- a/mercurial/hgweb/webcommands.py Mon Dec 03 12:06:21 2007 +0100 +++ b/mercurial/hgweb/webcommands.py Mon Dec 03 12:27:11 2007 +0100 @@ -5,10 +5,8 @@ # This software may be used and distributed according to the terms # of the GNU General Public License, incorporated herein by reference. -import cStringIO, zlib, bz2, tempfile, errno, os, sys -from mercurial import revlog, util, streamclone -from mercurial.i18n import gettext as _ -from mercurial.node import * +import os +from mercurial import revlog from common import staticfile def log(web, req): @@ -73,85 +71,6 @@ def filelog(web, req): req.write(web.filelog(web.filectx(req))) -def lookup(web, req): - try: - r = hex(web.repo.lookup(req.form['key'][0])) - success = 1 - except Exception,inst: - r = str(inst) - success = 0 - resp = "%s %s\n" % (success, r) - req.httphdr("application/mercurial-0.1", length=len(resp)) - req.write(resp) - -def heads(web, req): - resp = " ".join(map(hex, web.repo.heads())) + "\n" - req.httphdr("application/mercurial-0.1", length=len(resp)) - req.write(resp) - -def branches(web, req): - nodes = [] - if req.form.has_key('nodes'): - nodes = map(bin, req.form['nodes'][0].split(" ")) - resp = cStringIO.StringIO() - for b in web.repo.branches(nodes): - resp.write(" ".join(map(hex, b)) + "\n") - resp = resp.getvalue() - req.httphdr("application/mercurial-0.1", length=len(resp)) - req.write(resp) - -def between(web, req): - if req.form.has_key('pairs'): - pairs = [map(bin, p.split("-")) - for p in req.form['pairs'][0].split(" ")] - resp = cStringIO.StringIO() - for b in web.repo.between(pairs): - resp.write(" ".join(map(hex, b)) + "\n") - resp = resp.getvalue() - req.httphdr("application/mercurial-0.1", length=len(resp)) - req.write(resp) - -def changegroup(web, req): - req.httphdr("application/mercurial-0.1") - nodes = [] - if not web.allowpull: - return - - if req.form.has_key('roots'): - nodes = map(bin, req.form['roots'][0].split(" ")) - - z = zlib.compressobj() - f = web.repo.changegroup(nodes, 'serve') - while 1: - chunk = f.read(4096) - if not chunk: - break - req.write(z.compress(chunk)) - - req.write(z.flush()) - -def changegroupsubset(web, req): - req.httphdr("application/mercurial-0.1") - bases = [] - heads = [] - if not web.allowpull: - return - - if req.form.has_key('bases'): - bases = [bin(x) for x in req.form['bases'][0].split(' ')] - if req.form.has_key('heads'): - heads = [bin(x) for x in req.form['heads'][0].split(' ')] - - z = zlib.compressobj() - f = web.repo.changegroupsubset(bases, heads, 'serve') - while 1: - chunk = f.read(4096) - if not chunk: - break - req.write(z.compress(chunk)) - - req.write(z.flush()) - def archive(web, req): type_ = req.form['type'][0] allowed = web.configlist("web", "allow_archive") @@ -171,150 +90,3 @@ os.path.join(web.templatepath, "static"), untrusted=False) req.write(staticfile(static, fname, req)) - -def capabilities(web, req): - caps = ['lookup', 'changegroupsubset'] - if web.configbool('server', 'uncompressed'): - caps.append('stream=%d' % web.repo.changelog.version) - # XXX: make configurable and/or share code with do_unbundle: - unbundleversions = ['HG10GZ', 'HG10BZ', 'HG10UN'] - if unbundleversions: - caps.append('unbundle=%s' % ','.join(unbundleversions)) - resp = ' '.join(caps) - req.httphdr("application/mercurial-0.1", length=len(resp)) - req.write(resp) - -def unbundle(web, req): - def bail(response, headers={}): - length = int(req.env['CONTENT_LENGTH']) - for s in util.filechunkiter(req, limit=length): - # drain incoming bundle, else client will not see - # response when run outside cgi script - pass - req.httphdr("application/mercurial-0.1", headers=headers) - req.write('0\n') - req.write(response) - - # require ssl by default, auth info cannot be sniffed and - # replayed - ssl_req = web.configbool('web', 'push_ssl', True) - if ssl_req: - if req.env.get('wsgi.url_scheme') != 'https': - bail(_('ssl required\n')) - return - proto = 'https' - else: - proto = 'http' - - # do not allow push unless explicitly allowed - if not web.check_perm(req, 'push', False): - bail(_('push not authorized\n'), - headers={'status': '401 Unauthorized'}) - return - - their_heads = req.form['heads'][0].split(' ') - - def check_heads(): - heads = map(hex, web.repo.heads()) - return their_heads == [hex('force')] or their_heads == heads - - # fail early if possible - if not check_heads(): - bail(_('unsynced changes\n')) - return - - req.httphdr("application/mercurial-0.1") - - # do not lock repo until all changegroup data is - # streamed. save to temporary file. - - fd, tempname = tempfile.mkstemp(prefix='hg-unbundle-') - fp = os.fdopen(fd, 'wb+') - try: - length = int(req.env['CONTENT_LENGTH']) - for s in util.filechunkiter(req, limit=length): - fp.write(s) - - try: - lock = web.repo.lock() - try: - if not check_heads(): - req.write('0\n') - req.write(_('unsynced changes\n')) - return - - fp.seek(0) - header = fp.read(6) - if not header.startswith("HG"): - # old client with uncompressed bundle - def generator(f): - yield header - for chunk in f: - yield chunk - elif not header.startswith("HG10"): - req.write("0\n") - req.write(_("unknown bundle version\n")) - return - elif header == "HG10GZ": - def generator(f): - zd = zlib.decompressobj() - for chunk in f: - yield zd.decompress(chunk) - elif header == "HG10BZ": - def generator(f): - zd = bz2.BZ2Decompressor() - zd.decompress("BZ") - for chunk in f: - yield zd.decompress(chunk) - elif header == "HG10UN": - def generator(f): - for chunk in f: - yield chunk - else: - req.write("0\n") - req.write(_("unknown bundle compression type\n")) - return - gen = generator(util.filechunkiter(fp, 4096)) - - # send addchangegroup output to client - - old_stdout = sys.stdout - sys.stdout = cStringIO.StringIO() - - try: - url = 'remote:%s:%s' % (proto, - req.env.get('REMOTE_HOST', '')) - try: - ret = web.repo.addchangegroup( - util.chunkbuffer(gen), 'serve', url) - except util.Abort, inst: - sys.stdout.write("abort: %s\n" % inst) - ret = 0 - finally: - val = sys.stdout.getvalue() - sys.stdout = old_stdout - req.write('%d\n' % ret) - req.write(val) - finally: - del lock - except (OSError, IOError), inst: - req.write('0\n') - filename = getattr(inst, 'filename', '') - # Don't send our filesystem layout to the client - if filename.startswith(web.repo.root): - filename = filename[len(web.repo.root)+1:] - else: - filename = '' - error = getattr(inst, 'strerror', 'Unknown error') - if inst.errno == errno.ENOENT: - code = 404 - else: - code = 500 - req.respond(code, '%s: %s\n' % (error, filename)) - finally: - fp.close() - os.unlink(tempname) - -def stream_out(web, req): - req.httphdr("application/mercurial-0.1") - streamclone.stream_out(web.repo, req, untrusted=True)