hg.repository: make protocol table driven.
allows extensions to add new protocols.
# hgweb/hgweb_mod.py - Web interface for a repository.
#
# Copyright 21 May 2005 - (c) 2005 Jake Edge <jake@edge2.net>
# Copyright 2005 Matt Mackall <mpm@selenic.com>
#
# This software may be used and distributed according to the terms
# of the GNU General Public License, incorporated herein by reference.
import os
import os.path
import mimetypes
from mercurial.demandload import demandload
demandload(globals(), "re zlib ConfigParser cStringIO sys tempfile")
demandload(globals(), "mercurial:mdiff,ui,hg,util,archival,templater")
demandload(globals(), "mercurial.hgweb.request:hgrequest")
demandload(globals(), "mercurial.hgweb.common:get_mtime,staticfile")
from mercurial.node import *
from mercurial.i18n import gettext as _
def _up(p):
if p[0] != "/":
p = "/" + p
if p[-1] == "/":
p = p[:-1]
up = os.path.dirname(p)
if up == "/":
return "/"
return up + "/"
class hgweb(object):
def __init__(self, repo, name=None):
if type(repo) == type(""):
self.repo = hg.repository(ui.ui(), repo)
else:
self.repo = repo
self.mtime = -1
self.reponame = name
self.archives = 'zip', 'gz', 'bz2'
self.templatepath = self.repo.ui.config("web", "templates",
templater.templatepath())
def refresh(self):
mtime = get_mtime(self.repo.root)
if mtime != self.mtime:
self.mtime = mtime
self.repo = hg.repository(self.repo.ui, self.repo.root)
self.maxchanges = int(self.repo.ui.config("web", "maxchanges", 10))
self.maxfiles = int(self.repo.ui.config("web", "maxfiles", 10))
self.allowpull = self.repo.ui.configbool("web", "allowpull", True)
def archivelist(self, nodeid):
allowed = (self.repo.ui.config("web", "allow_archive", "")
.replace(",", " ").split())
for i in self.archives:
if i in allowed or self.repo.ui.configbool("web", "allow" + i):
yield {"type" : i, "node" : nodeid, "url": ""}
def listfiles(self, files, mf):
for f in files[:self.maxfiles]:
yield self.t("filenodelink", node=hex(mf[f]), file=f)
if len(files) > self.maxfiles:
yield self.t("fileellipses")
def listfilediffs(self, files, changeset):
for f in files[:self.maxfiles]:
yield self.t("filedifflink", node=hex(changeset), file=f)
if len(files) > self.maxfiles:
yield self.t("fileellipses")
def siblings(self, siblings=[], rev=None, hiderev=None, **args):
if not rev:
rev = lambda x: ""
siblings = [s for s in siblings if s != nullid]
if len(siblings) == 1 and rev(siblings[0]) == hiderev:
return
for s in siblings:
yield dict(node=hex(s), rev=rev(s), **args)
def renamelink(self, fl, node):
r = fl.renamed(node)
if r:
return [dict(file=r[0], node=hex(r[1]))]
return []
def showtag(self, t1, node=nullid, **args):
for t in self.repo.nodetags(node):
yield self.t(t1, tag=t, **args)
def diff(self, node1, node2, files):
def filterfiles(filters, files):
l = [x for x in files if x in filters]
for t in filters:
if t and t[-1] != os.sep:
t += os.sep
l += [x for x in files if x.startswith(t)]
return l
parity = [0]
def diffblock(diff, f, fn):
yield self.t("diffblock",
lines=prettyprintlines(diff),
parity=parity[0],
file=f,
filenode=hex(fn or nullid))
parity[0] = 1 - parity[0]
def prettyprintlines(diff):
for l in diff.splitlines(1):
if l.startswith('+'):
yield self.t("difflineplus", line=l)
elif l.startswith('-'):
yield self.t("difflineminus", line=l)
elif l.startswith('@'):
yield self.t("difflineat", line=l)
else:
yield self.t("diffline", line=l)
r = self.repo
cl = r.changelog
mf = r.manifest
change1 = cl.read(node1)
change2 = cl.read(node2)
mmap1 = mf.read(change1[0])
mmap2 = mf.read(change2[0])
date1 = util.datestr(change1[2])
date2 = util.datestr(change2[2])
modified, added, removed, deleted, unknown = r.changes(node1, node2)
if files:
modified, added, removed = map(lambda x: filterfiles(files, x),
(modified, added, removed))
diffopts = self.repo.ui.diffopts()
showfunc = diffopts['showfunc']
ignorews = diffopts['ignorews']
for f in modified:
to = r.file(f).read(mmap1[f])
tn = r.file(f).read(mmap2[f])
yield diffblock(mdiff.unidiff(to, date1, tn, date2, f,
showfunc=showfunc, ignorews=ignorews), f, tn)
for f in added:
to = None
tn = r.file(f).read(mmap2[f])
yield diffblock(mdiff.unidiff(to, date1, tn, date2, f,
showfunc=showfunc, ignorews=ignorews), f, tn)
for f in removed:
to = r.file(f).read(mmap1[f])
tn = None
yield diffblock(mdiff.unidiff(to, date1, tn, date2, f,
showfunc=showfunc, ignorews=ignorews), f, tn)
def changelog(self, pos):
def changenav(**map):
def seq(factor, maxchanges=None):
if maxchanges:
yield maxchanges
if maxchanges >= 20 and maxchanges <= 40:
yield 50
else:
yield 1 * factor
yield 3 * factor
for f in seq(factor * 10):
yield f
l = []
last = 0
for f in seq(1, self.maxchanges):
if f < self.maxchanges or f <= last:
continue
if f > count:
break
last = f
r = "%d" % f
if pos + f < count:
l.append(("+" + r, pos + f))
if pos - f >= 0:
l.insert(0, ("-" + r, pos - f))
yield {"rev": 0, "label": "(0)"}
for label, rev in l:
yield {"label": label, "rev": rev}
yield {"label": "tip", "rev": "tip"}
def changelist(**map):
parity = (start - end) & 1
cl = self.repo.changelog
l = [] # build a list in forward order for efficiency
for i in range(start, end):
n = cl.node(i)
changes = cl.read(n)
hn = hex(n)
l.insert(0, {"parity": parity,
"author": changes[1],
"parent": self.siblings(cl.parents(n), cl.rev,
cl.rev(n) - 1),
"child": self.siblings(cl.children(n), cl.rev,
cl.rev(n) + 1),
"changelogtag": self.showtag("changelogtag",n),
"manifest": hex(changes[0]),
"desc": changes[4],
"date": changes[2],
"files": self.listfilediffs(changes[3], n),
"rev": i,
"node": hn})
parity = 1 - parity
for e in l:
yield e
cl = self.repo.changelog
mf = cl.read(cl.tip())[0]
count = cl.count()
start = max(0, pos - self.maxchanges + 1)
end = min(count, start + self.maxchanges)
pos = end - 1
yield self.t('changelog',
changenav=changenav,
manifest=hex(mf),
rev=pos, changesets=count, entries=changelist,
archives=self.archivelist("tip"))
def search(self, query):
def changelist(**map):
cl = self.repo.changelog
count = 0
qw = query.lower().split()
def revgen():
for i in range(cl.count() - 1, 0, -100):
l = []
for j in range(max(0, i - 100), i):
n = cl.node(j)
changes = cl.read(n)
l.append((n, j, changes))
l.reverse()
for e in l:
yield e
for n, i, changes in revgen():
miss = 0
for q in qw:
if not (q in changes[1].lower() or
q in changes[4].lower() or
q in " ".join(changes[3][:20]).lower()):
miss = 1
break
if miss:
continue
count += 1
hn = hex(n)
yield self.t('searchentry',
parity=count & 1,
author=changes[1],
parent=self.siblings(cl.parents(n), cl.rev),
child=self.siblings(cl.children(n), cl.rev),
changelogtag=self.showtag("changelogtag",n),
manifest=hex(changes[0]),
desc=changes[4],
date=changes[2],
files=self.listfilediffs(changes[3], n),
rev=i,
node=hn)
if count >= self.maxchanges:
break
cl = self.repo.changelog
mf = cl.read(cl.tip())[0]
yield self.t('search',
query=query,
manifest=hex(mf),
entries=changelist)
def changeset(self, nodeid):
cl = self.repo.changelog
n = self.repo.lookup(nodeid)
nodeid = hex(n)
changes = cl.read(n)
p1 = cl.parents(n)[0]
files = []
mf = self.repo.manifest.read(changes[0])
for f in changes[3]:
files.append(self.t("filenodelink",
filenode=hex(mf.get(f, nullid)), file=f))
def diff(**map):
yield self.diff(p1, n, None)
yield self.t('changeset',
diff=diff,
rev=cl.rev(n),
node=nodeid,
parent=self.siblings(cl.parents(n), cl.rev),
child=self.siblings(cl.children(n), cl.rev),
changesettag=self.showtag("changesettag",n),
manifest=hex(changes[0]),
author=changes[1],
desc=changes[4],
date=changes[2],
files=files,
archives=self.archivelist(nodeid))
def filelog(self, f, filenode):
cl = self.repo.changelog
fl = self.repo.file(f)
filenode = hex(fl.lookup(filenode))
count = fl.count()
def entries(**map):
l = []
parity = (count - 1) & 1
for i in range(count):
n = fl.node(i)
lr = fl.linkrev(n)
cn = cl.node(lr)
cs = cl.read(cl.node(lr))
l.insert(0, {"parity": parity,
"filenode": hex(n),
"filerev": i,
"file": f,
"node": hex(cn),
"author": cs[1],
"date": cs[2],
"rename": self.renamelink(fl, n),
"parent": self.siblings(fl.parents(n),
fl.rev, file=f),
"child": self.siblings(fl.children(n),
fl.rev, file=f),
"desc": cs[4]})
parity = 1 - parity
for e in l:
yield e
yield self.t("filelog", file=f, filenode=filenode, entries=entries)
def filerevision(self, f, node):
fl = self.repo.file(f)
n = fl.lookup(node)
node = hex(n)
text = fl.read(n)
changerev = fl.linkrev(n)
cl = self.repo.changelog
cn = cl.node(changerev)
cs = cl.read(cn)
mfn = cs[0]
mt = mimetypes.guess_type(f)[0]
rawtext = text
if util.binary(text):
mt = mt or 'application/octet-stream'
text = "(binary:%s)" % mt
mt = mt or 'text/plain'
def lines():
for l, t in enumerate(text.splitlines(1)):
yield {"line": t,
"linenumber": "% 6d" % (l + 1),
"parity": l & 1}
yield self.t("filerevision",
file=f,
filenode=node,
path=_up(f),
text=lines(),
raw=rawtext,
mimetype=mt,
rev=changerev,
node=hex(cn),
manifest=hex(mfn),
author=cs[1],
date=cs[2],
parent=self.siblings(fl.parents(n), fl.rev, file=f),
child=self.siblings(fl.children(n), fl.rev, file=f),
rename=self.renamelink(fl, n),
permissions=self.repo.manifest.readflags(mfn)[f])
def fileannotate(self, f, node):
bcache = {}
ncache = {}
fl = self.repo.file(f)
n = fl.lookup(node)
node = hex(n)
changerev = fl.linkrev(n)
cl = self.repo.changelog
cn = cl.node(changerev)
cs = cl.read(cn)
mfn = cs[0]
def annotate(**map):
parity = 1
last = None
for r, l in fl.annotate(n):
try:
cnode = ncache[r]
except KeyError:
cnode = ncache[r] = self.repo.changelog.node(r)
try:
name = bcache[r]
except KeyError:
cl = self.repo.changelog.read(cnode)
bcache[r] = name = self.repo.ui.shortuser(cl[1])
if last != cnode:
parity = 1 - parity
last = cnode
yield {"parity": parity,
"node": hex(cnode),
"rev": r,
"author": name,
"file": f,
"line": l}
yield self.t("fileannotate",
file=f,
filenode=node,
annotate=annotate,
path=_up(f),
rev=changerev,
node=hex(cn),
manifest=hex(mfn),
author=cs[1],
date=cs[2],
rename=self.renamelink(fl, n),
parent=self.siblings(fl.parents(n), fl.rev, file=f),
child=self.siblings(fl.children(n), fl.rev, file=f),
permissions=self.repo.manifest.readflags(mfn)[f])
def manifest(self, mnode, path):
man = self.repo.manifest
mn = man.lookup(mnode)
mnode = hex(mn)
mf = man.read(mn)
rev = man.rev(mn)
changerev = man.linkrev(mn)
node = self.repo.changelog.node(changerev)
mff = man.readflags(mn)
files = {}
p = path[1:]
if p and p[-1] != "/":
p += "/"
l = len(p)
for f,n in mf.items():
if f[:l] != p:
continue
remain = f[l:]
if "/" in remain:
short = remain[:remain.find("/") + 1] # bleah
files[short] = (f, None)
else:
short = os.path.basename(remain)
files[short] = (f, n)
def filelist(**map):
parity = 0
fl = files.keys()
fl.sort()
for f in fl:
full, fnode = files[f]
if not fnode:
continue
yield {"file": full,
"manifest": mnode,
"filenode": hex(fnode),
"parity": parity,
"basename": f,
"permissions": mff[full]}
parity = 1 - parity
def dirlist(**map):
parity = 0
fl = files.keys()
fl.sort()
for f in fl:
full, fnode = files[f]
if fnode:
continue
yield {"parity": parity,
"path": os.path.join(path, f),
"manifest": mnode,
"basename": f[:-1]}
parity = 1 - parity
yield self.t("manifest",
manifest=mnode,
rev=rev,
node=hex(node),
path=path,
up=_up(path),
fentries=filelist,
dentries=dirlist,
archives=self.archivelist(hex(node)))
def tags(self):
cl = self.repo.changelog
mf = cl.read(cl.tip())[0]
i = self.repo.tagslist()
i.reverse()
def entries(notip=False, **map):
parity = 0
for k,n in i:
if notip and k == "tip": continue
yield {"parity": parity,
"tag": k,
"tagmanifest": hex(cl.read(n)[0]),
"date": cl.read(n)[2],
"node": hex(n)}
parity = 1 - parity
yield self.t("tags",
manifest=hex(mf),
entries=lambda **x: entries(False, **x),
entriesnotip=lambda **x: entries(True, **x))
def summary(self):
cl = self.repo.changelog
mf = cl.read(cl.tip())[0]
i = self.repo.tagslist()
i.reverse()
def tagentries(**map):
parity = 0
count = 0
for k,n in i:
if k == "tip": # skip tip
continue;
count += 1
if count > 10: # limit to 10 tags
break;
c = cl.read(n)
m = c[0]
t = c[2]
yield self.t("tagentry",
parity = parity,
tag = k,
node = hex(n),
date = t,
tagmanifest = hex(m))
parity = 1 - parity
def changelist(**map):
parity = 0
cl = self.repo.changelog
l = [] # build a list in forward order for efficiency
for i in range(start, end):
n = cl.node(i)
changes = cl.read(n)
hn = hex(n)
t = changes[2]
l.insert(0, self.t(
'shortlogentry',
parity = parity,
author = changes[1],
manifest = hex(changes[0]),
desc = changes[4],
date = t,
rev = i,
node = hn))
parity = 1 - parity
yield l
cl = self.repo.changelog
mf = cl.read(cl.tip())[0]
count = cl.count()
start = max(0, count - self.maxchanges)
end = min(count, start + self.maxchanges)
yield self.t("summary",
desc = self.repo.ui.config("web", "description", "unknown"),
owner = (self.repo.ui.config("ui", "username") or # preferred
self.repo.ui.config("web", "contact") or # deprecated
self.repo.ui.config("web", "author", "unknown")), # also
lastchange = (0, 0), # FIXME
manifest = hex(mf),
tags = tagentries,
shortlog = changelist)
def filediff(self, file, changeset):
cl = self.repo.changelog
n = self.repo.lookup(changeset)
changeset = hex(n)
p1 = cl.parents(n)[0]
cs = cl.read(n)
mf = self.repo.manifest.read(cs[0])
def diff(**map):
yield self.diff(p1, n, [file])
yield self.t("filediff",
file=file,
filenode=hex(mf.get(file, nullid)),
node=changeset,
rev=self.repo.changelog.rev(n),
parent=self.siblings(cl.parents(n), cl.rev),
child=self.siblings(cl.children(n), cl.rev),
diff=diff)
archive_specs = {
'bz2': ('application/x-tar', 'tbz2', '.tar.bz2', None),
'gz': ('application/x-tar', 'tgz', '.tar.gz', None),
'zip': ('application/zip', 'zip', '.zip', None),
}
def archive(self, req, cnode, type_):
reponame = re.sub(r"\W+", "-", os.path.basename(self.reponame))
name = "%s-%s" % (reponame, short(cnode))
mimetype, artype, extension, encoding = self.archive_specs[type_]
headers = [('Content-type', mimetype),
('Content-disposition', 'attachment; filename=%s%s' %
(name, extension))]
if encoding:
headers.append(('Content-encoding', encoding))
req.header(headers)
archival.archive(self.repo, req.out, cnode, artype, prefix=name)
# add tags to things
# tags -> list of changesets corresponding to tags
# find tag, changeset, file
def cleanpath(self, path):
p = util.normpath(path)
if p[:2] == "..":
raise Exception("suspicious path")
return p
def run(self, req=hgrequest()):
def header(**map):
yield self.t("header", **map)
def footer(**map):
yield self.t("footer",
motd=self.repo.ui.config("web", "motd", ""),
**map)
def expand_form(form):
shortcuts = {
'cl': [('cmd', ['changelog']), ('rev', None)],
'cs': [('cmd', ['changeset']), ('node', None)],
'f': [('cmd', ['file']), ('filenode', None)],
'fl': [('cmd', ['filelog']), ('filenode', None)],
'fd': [('cmd', ['filediff']), ('node', None)],
'fa': [('cmd', ['annotate']), ('filenode', None)],
'mf': [('cmd', ['manifest']), ('manifest', None)],
'ca': [('cmd', ['archive']), ('node', None)],
'tags': [('cmd', ['tags'])],
'tip': [('cmd', ['changeset']), ('node', ['tip'])],
'static': [('cmd', ['static']), ('file', None)]
}
for k in shortcuts.iterkeys():
if form.has_key(k):
for name, value in shortcuts[k]:
if value is None:
value = form[k]
form[name] = value
del form[k]
self.refresh()
expand_form(req.form)
m = os.path.join(self.templatepath, "map")
style = self.repo.ui.config("web", "style", "")
if req.form.has_key('style'):
style = req.form['style'][0]
if style:
b = os.path.basename("map-" + style)
p = os.path.join(self.templatepath, b)
if os.path.isfile(p):
m = p
port = req.env["SERVER_PORT"]
port = port != "80" and (":" + port) or ""
uri = req.env["REQUEST_URI"]
if "?" in uri:
uri = uri.split("?")[0]
url = "http://%s%s%s" % (req.env["SERVER_NAME"], port, uri)
if not self.reponame:
self.reponame = (self.repo.ui.config("web", "name")
or uri.strip('/') or self.repo.root)
self.t = templater.templater(m, templater.common_filters,
defaults={"url": url,
"repo": self.reponame,
"header": header,
"footer": footer,
})
if not req.form.has_key('cmd'):
req.form['cmd'] = [self.t.cache['default'],]
cmd = req.form['cmd'][0]
method = getattr(self, 'do_' + cmd, None)
if method:
method(req)
else:
req.write(self.t("error"))
req.done()
def do_changelog(self, req):
hi = self.repo.changelog.count() - 1
if req.form.has_key('rev'):
hi = req.form['rev'][0]
try:
hi = self.repo.changelog.rev(self.repo.lookup(hi))
except hg.RepoError:
req.write(self.search(hi)) # XXX redirect to 404 page?
return
req.write(self.changelog(hi))
def do_changeset(self, req):
req.write(self.changeset(req.form['node'][0]))
def do_manifest(self, req):
req.write(self.manifest(req.form['manifest'][0],
self.cleanpath(req.form['path'][0])))
def do_tags(self, req):
req.write(self.tags())
def do_summary(self, req):
req.write(self.summary())
def do_filediff(self, req):
req.write(self.filediff(self.cleanpath(req.form['file'][0]),
req.form['node'][0]))
def do_file(self, req):
req.write(self.filerevision(self.cleanpath(req.form['file'][0]),
req.form['filenode'][0]))
def do_annotate(self, req):
req.write(self.fileannotate(self.cleanpath(req.form['file'][0]),
req.form['filenode'][0]))
def do_filelog(self, req):
req.write(self.filelog(self.cleanpath(req.form['file'][0]),
req.form['filenode'][0]))
def do_heads(self, req):
resp = " ".join(map(hex, self.repo.heads())) + "\n"
req.httphdr("application/mercurial-0.1", length=len(resp))
req.write(resp)
def do_branches(self, req):
nodes = []
if req.form.has_key('nodes'):
nodes = map(bin, req.form['nodes'][0].split(" "))
resp = cStringIO.StringIO()
for b in self.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 do_between(self, req):
nodes = []
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 self.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 do_changegroup(self, req):
req.httphdr("application/mercurial-0.1")
nodes = []
if not self.allowpull:
return
if req.form.has_key('roots'):
nodes = map(bin, req.form['roots'][0].split(" "))
z = zlib.compressobj()
f = self.repo.changegroup(nodes, 'serve')
while 1:
chunk = f.read(4096)
if not chunk:
break
req.write(z.compress(chunk))
req.write(z.flush())
def do_archive(self, req):
changeset = self.repo.lookup(req.form['node'][0])
type_ = req.form['type'][0]
allowed = self.repo.ui.config("web", "allow_archive", "").split()
if (type_ in self.archives and (type_ in allowed or
self.repo.ui.configbool("web", "allow" + type_, False))):
self.archive(req, changeset, type_)
return
req.write(self.t("error"))
def do_static(self, req):
fname = req.form['file'][0]
static = self.repo.ui.config("web", "static",
os.path.join(self.templatepath,
"static"))
req.write(staticfile(static, fname)
or self.t("error", error="%r not found" % fname))
def do_capabilities(self, req):
resp = 'unbundle'
req.httphdr("application/mercurial-0.1", length=len(resp))
req.write(resp)
def check_perm(self, req, op, default):
'''check permission for operation based on user auth.
return true if op allowed, else false.
default is policy to use if no config given.'''
user = req.env.get('REMOTE_USER')
deny = self.repo.ui.config('web', 'deny_' + op, '')
deny = deny.replace(',', ' ').split()
if deny and (not user or deny == ['*'] or user in deny):
return False
allow = self.repo.ui.config('web', 'allow_' + op, '')
allow = allow.replace(',', ' ').split()
return (allow and (allow == ['*'] or user in allow)) or default
def do_unbundle(self, 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 = self.repo.ui.configbool('web', 'push_ssl', True)
if ssl_req and not req.env.get('HTTPS'):
bail(_('ssl required\n'))
return
# do not allow push unless explicitly allowed
if not self.check_perm(req, 'push', False):
bail(_('push not authorized\n'),
headers={'status': '401 Unauthorized'})
return
req.httphdr("application/mercurial-0.1")
their_heads = req.form['heads'][0].split(' ')
def check_heads():
heads = map(hex, self.repo.heads())
return their_heads == [hex('force')] or their_heads == heads
# fail early if possible
if not check_heads():
bail(_('unsynced changes\n'))
return
# 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)
lock = self.repo.lock()
try:
if not check_heads():
req.write('0\n')
req.write(_('unsynced changes\n'))
return
fp.seek(0)
# send addchangegroup output to client
old_stdout = sys.stdout
sys.stdout = cStringIO.StringIO()
try:
ret = self.repo.addchangegroup(fp, 'serve')
req.write('%d\n' % ret)
req.write(sys.stdout.getvalue())
finally:
sys.stdout = old_stdout
finally:
lock.release()
finally:
fp.close()
os.unlink(tempname)