author | Martin Geisler <mg@lazybytes.net> |
Sun, 21 Jun 2009 19:06:57 +0200 | |
changeset 8916 | 3df8dbf706b0 |
parent 8794 | 1c610db4a897 |
child 8952 | 7c7a672e9db7 |
permissions | -rw-r--r-- |
6239 | 1 |
# server.py - inotify status server |
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# |
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# Copyright 2006, 2007, 2008 Bryan O'Sullivan <bos@serpentine.com> |
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# Copyright 2007, 2008 Brendan Cully <brendan@kublai.com> |
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# |
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# This software may be used and distributed according to the terms of the |
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# GNU General Public License version 2, incorporated herein by reference. |
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from mercurial.i18n import _ |
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from mercurial import osutil, util |
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import common |
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import errno, os, select, socket, stat, struct, sys, tempfile, time |
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try: |
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import linux as inotify |
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from linux import watcher |
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except ImportError: |
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raise |
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class AlreadyStartedException(Exception): pass |
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def join(a, b): |
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if a: |
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if a[-1] == '/': |
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return a + b |
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return a + '/' + b |
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return b |
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def split(path): |
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c = path.rfind('/') |
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if c == -1: |
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return '', path |
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return path[:c], path[c+1:] |
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walk_ignored_errors = (errno.ENOENT, errno.ENAMETOOLONG) |
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def walkrepodirs(repo): |
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'''Iterate over all subdirectories of this repo. |
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Exclude the .hg directory, any nested repos, and ignored dirs.''' |
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rootslash = repo.root + os.sep |
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def walkit(dirname, top): |
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fullpath = rootslash + dirname |
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try: |
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for name, kind in osutil.listdir(fullpath): |
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if kind == stat.S_IFDIR: |
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if name == '.hg': |
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if not top: |
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return |
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else: |
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d = join(dirname, name) |
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if repo.dirstate._ignore(d): |
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continue |
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for subdir in walkit(d, False): |
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yield subdir |
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except OSError, err: |
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if err.errno not in walk_ignored_errors: |
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raise |
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yield fullpath |
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return walkit('', True) |
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def walk(repo, root): |
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'''Like os.walk, but only yields regular files.''' |
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# This function is critical to performance during startup. |
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rootslash = repo.root + os.sep |
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def walkit(root, reporoot): |
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files, dirs = [], [] |
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try: |
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fullpath = rootslash + root |
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for name, kind in osutil.listdir(fullpath): |
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if kind == stat.S_IFDIR: |
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if name == '.hg': |
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if not reporoot: |
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return |
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else: |
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dirs.append(name) |
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path = join(root, name) |
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if repo.dirstate._ignore(path): |
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continue |
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for result in walkit(path, False): |
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yield result |
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elif kind in (stat.S_IFREG, stat.S_IFLNK): |
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files.append(name) |
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yield fullpath, dirs, files |
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except OSError, err: |
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if err.errno not in walk_ignored_errors: |
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raise |
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return walkit(root, root == '') |
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def _explain_watch_limit(ui, repo): |
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path = '/proc/sys/fs/inotify/max_user_watches' |
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try: |
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limit = int(file(path).read()) |
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except IOError, err: |
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if err.errno != errno.ENOENT: |
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raise |
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raise util.Abort(_('this system does not seem to ' |
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'support inotify')) |
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ui.warn(_('*** the current per-user limit on the number ' |
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'of inotify watches is %s\n') % limit) |
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ui.warn(_('*** this limit is too low to watch every ' |
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'directory in this repository\n')) |
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ui.warn(_('*** counting directories: ')) |
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ndirs = len(list(walkrepodirs(repo))) |
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ui.warn(_('found %d\n') % ndirs) |
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newlimit = min(limit, 1024) |
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while newlimit < ((limit + ndirs) * 1.1): |
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newlimit *= 2 |
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ui.warn(_('*** to raise the limit from %d to %d (run as root):\n') % |
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(limit, newlimit)) |
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ui.warn(_('*** echo %d > %s\n') % (newlimit, path)) |
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raise util.Abort(_('cannot watch %s until inotify watch limit is raised') |
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% repo.root) |
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class pollable(object): |
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""" |
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Interface to support polling. |
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The file descriptor returned by fileno() is registered to a polling |
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object. |
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Usage: |
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Every tick, check if an event has happened since the last tick: |
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* If yes, call handle_events |
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* If no, call handle_timeout |
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""" |
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poll_events = select.POLLIN |
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instances = {} |
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poll = select.poll() |
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def fileno(self): |
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raise NotImplementedError |
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def handle_events(self, events): |
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raise NotImplementedError |
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def handle_timeout(self): |
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raise NotImplementedError |
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def shutdown(self): |
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raise NotImplementedError |
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def register(self, timeout): |
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fd = self.fileno() |
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pollable.poll.register(fd, pollable.poll_events) |
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pollable.instances[fd] = self |
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self.registered = True |
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self.timeout = timeout |
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def unregister(self): |
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pollable.poll.unregister(self) |
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self.registered = False |
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@classmethod |
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def run(cls): |
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while True: |
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timeout = None |
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timeobj = None |
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for obj in cls.instances.itervalues(): |
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if obj.timeout is not None and (timeout is None or obj.timeout < timeout): |
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|
168 |
timeout, timeobj = obj.timeout, obj |
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|
169 |
try: |
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|
170 |
events = cls.poll.poll(timeout) |
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|
171 |
except select.error, err: |
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|
172 |
if err[0] == errno.EINTR: |
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|
173 |
continue |
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|
174 |
raise |
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|
175 |
if events: |
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|
176 |
by_fd = {} |
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|
177 |
for fd, event in events: |
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|
178 |
by_fd.setdefault(fd, []).append(event) |
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|
179 |
|
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changeset
|
180 |
for fd, events in by_fd.iteritems(): |
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|
181 |
cls.instances[fd].handle_pollevents(events) |
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changeset
|
182 |
|
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diff
changeset
|
183 |
elif timeobj: |
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parents:
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diff
changeset
|
184 |
timeobj.handle_timeout() |
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changeset
|
185 |
|
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23730a475363
inotify.server: the decorator eventaction() shouldn't be a method of repowatcher
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diff
changeset
|
186 |
def eventaction(code): |
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changeset
|
187 |
""" |
23730a475363
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diff
changeset
|
188 |
Decorator to help handle events in repowatcher |
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changeset
|
189 |
""" |
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changeset
|
190 |
def decorator(f): |
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diff
changeset
|
191 |
def wrapper(self, wpath): |
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diff
changeset
|
192 |
if code == 'm' and wpath in self.lastevent and \ |
23730a475363
inotify.server: the decorator eventaction() shouldn't be a method of repowatcher
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parents:
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diff
changeset
|
193 |
self.lastevent[wpath] in 'cm': |
23730a475363
inotify.server: the decorator eventaction() shouldn't be a method of repowatcher
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parents:
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diff
changeset
|
194 |
return |
23730a475363
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parents:
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diff
changeset
|
195 |
self.lastevent[wpath] = code |
23730a475363
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parents:
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diff
changeset
|
196 |
self.timeout = 250 |
23730a475363
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parents:
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diff
changeset
|
197 |
|
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diff
changeset
|
198 |
f(self, wpath) |
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diff
changeset
|
199 |
|
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parents:
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diff
changeset
|
200 |
wrapper.func_name = f.func_name |
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parents:
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diff
changeset
|
201 |
return wrapper |
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parents:
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diff
changeset
|
202 |
return decorator |
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parents:
8787
diff
changeset
|
203 |
|
8610
8ef1f63e554c
inotify: server: use a common 'pollable' interface for server & repowatcher
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8609
diff
changeset
|
204 |
class repowatcher(pollable): |
8ef1f63e554c
inotify: server: use a common 'pollable' interface for server & repowatcher
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parents:
8609
diff
changeset
|
205 |
""" |
8ef1f63e554c
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parents:
8609
diff
changeset
|
206 |
Watches inotify events |
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parents:
8609
diff
changeset
|
207 |
""" |
6239 | 208 |
statuskeys = 'almr!?' |
8383
dcfdcb51ac5c
inotify: make mask a class variable since it's instance-independant
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parents:
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diff
changeset
|
209 |
mask = ( |
dcfdcb51ac5c
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diff
changeset
|
210 |
inotify.IN_ATTRIB | |
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diff
changeset
|
211 |
inotify.IN_CREATE | |
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diff
changeset
|
212 |
inotify.IN_DELETE | |
dcfdcb51ac5c
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Nicolas Dumazet <nicdumz.commits@gmail.com>
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diff
changeset
|
213 |
inotify.IN_DELETE_SELF | |
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Nicolas Dumazet <nicdumz.commits@gmail.com>
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diff
changeset
|
214 |
inotify.IN_MODIFY | |
dcfdcb51ac5c
inotify: make mask a class variable since it's instance-independant
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
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diff
changeset
|
215 |
inotify.IN_MOVED_FROM | |
dcfdcb51ac5c
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Nicolas Dumazet <nicdumz.commits@gmail.com>
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diff
changeset
|
216 |
inotify.IN_MOVED_TO | |
dcfdcb51ac5c
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parents:
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diff
changeset
|
217 |
inotify.IN_MOVE_SELF | |
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diff
changeset
|
218 |
inotify.IN_ONLYDIR | |
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diff
changeset
|
219 |
inotify.IN_UNMOUNT | |
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parents:
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diff
changeset
|
220 |
0) |
6239 | 221 |
|
8792
3e23b1d20837
inotify: refactor (un)register methods into pollable object
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parents:
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diff
changeset
|
222 |
def __init__(self, ui, repo): |
6239 | 223 |
self.ui = ui |
224 |
self.repo = repo |
|
225 |
self.wprefix = self.repo.wjoin('') |
|
226 |
try: |
|
8385
1536501ade62
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parents:
8384
diff
changeset
|
227 |
self.watcher = watcher.watcher() |
6239 | 228 |
except OSError, err: |
229 |
raise util.Abort(_('inotify service not available: %s') % |
|
230 |
err.strerror) |
|
8385
1536501ade62
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parents:
8384
diff
changeset
|
231 |
self.threshold = watcher.threshold(self.watcher) |
6239 | 232 |
self.fileno = self.watcher.fileno |
233 |
||
234 |
self.tree = {} |
|
235 |
self.statcache = {} |
|
236 |
self.statustrees = dict([(s, {}) for s in self.statuskeys]) |
|
237 |
||
238 |
self.last_event = None |
|
239 |
||
8605
ed2d9bdbfad2
inotify: do not defer inotify events processing
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8604
diff
changeset
|
240 |
self.lastevent = {} |
6239 | 241 |
|
8792
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parents:
8791
diff
changeset
|
242 |
self.register(timeout=None) |
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Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8791
diff
changeset
|
243 |
|
6239 | 244 |
self.ds_info = self.dirstate_info() |
8604
578f2a0049cd
inotify: do not recurse in handle_timeout(): call it explicitely, not in scan()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8600
diff
changeset
|
245 |
self.handle_timeout() |
6239 | 246 |
self.scan() |
247 |
||
248 |
def event_time(self): |
|
249 |
last = self.last_event |
|
250 |
now = time.time() |
|
251 |
self.last_event = now |
|
252 |
||
253 |
if last is None: |
|
254 |
return 'start' |
|
255 |
delta = now - last |
|
256 |
if delta < 5: |
|
257 |
return '+%.3f' % delta |
|
258 |
if delta < 50: |
|
259 |
return '+%.2f' % delta |
|
260 |
return '+%.1f' % delta |
|
261 |
||
262 |
def dirstate_info(self): |
|
263 |
try: |
|
264 |
st = os.lstat(self.repo.join('dirstate')) |
|
265 |
return st.st_mtime, st.st_ino |
|
266 |
except OSError, err: |
|
267 |
if err.errno != errno.ENOENT: |
|
268 |
raise |
|
269 |
return 0, 0 |
|
270 |
||
271 |
def add_watch(self, path, mask): |
|
272 |
if not path: |
|
273 |
return |
|
274 |
if self.watcher.path(path) is None: |
|
275 |
if self.ui.debugflag: |
|
276 |
self.ui.note(_('watching %r\n') % path[len(self.wprefix):]) |
|
277 |
try: |
|
278 |
self.watcher.add(path, mask) |
|
279 |
except OSError, err: |
|
280 |
if err.errno in (errno.ENOENT, errno.ENOTDIR): |
|
281 |
return |
|
282 |
if err.errno != errno.ENOSPC: |
|
283 |
raise |
|
8786
55af9be4efac
inotify: remove unused variables
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8610
diff
changeset
|
284 |
_explain_watch_limit(self.ui, self.repo) |
6239 | 285 |
|
286 |
def setup(self): |
|
287 |
self.ui.note(_('watching directories under %r\n') % self.repo.root) |
|
288 |
self.add_watch(self.repo.path, inotify.IN_DELETE) |
|
289 |
self.check_dirstate() |
|
290 |
||
291 |
def wpath(self, evt): |
|
292 |
path = evt.fullpath |
|
293 |
if path == self.repo.root: |
|
294 |
return '' |
|
295 |
if path.startswith(self.wprefix): |
|
296 |
return path[len(self.wprefix):] |
|
297 |
raise 'wtf? ' + path |
|
298 |
||
299 |
def dir(self, tree, path): |
|
300 |
if path: |
|
301 |
for name in path.split('/'): |
|
8384
483d9b2103da
inotify: dic.setdefault(k, d) ; v = dic[k] --> v = dic.setdefault(k, d)
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parents:
8383
diff
changeset
|
302 |
tree = tree.setdefault(name, {}) |
6239 | 303 |
return tree |
304 |
||
305 |
def lookup(self, path, tree): |
|
306 |
if path: |
|
307 |
try: |
|
308 |
for name in path.split('/'): |
|
309 |
tree = tree[name] |
|
310 |
except KeyError: |
|
7351
5ab0abf27dd9
Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7350
diff
changeset
|
311 |
return 'x' |
6239 | 312 |
except TypeError: |
7351
5ab0abf27dd9
Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7350
diff
changeset
|
313 |
return 'd' |
6239 | 314 |
return tree |
315 |
||
316 |
def filestatus(self, fn, st): |
|
317 |
try: |
|
318 |
type_, mode, size, time = self.repo.dirstate._map[fn][:4] |
|
319 |
except KeyError: |
|
320 |
type_ = '?' |
|
321 |
if type_ == 'n': |
|
322 |
st_mode, st_size, st_mtime = st |
|
7082
be81b4788115
inotify: fix confusion on files in lookup state
Matt Mackall <mpm@selenic.com>
parents:
6998
diff
changeset
|
323 |
if size == -1: |
be81b4788115
inotify: fix confusion on files in lookup state
Matt Mackall <mpm@selenic.com>
parents:
6998
diff
changeset
|
324 |
return 'l' |
6239 | 325 |
if size and (size != st_size or (mode ^ st_mode) & 0100): |
326 |
return 'm' |
|
327 |
if time != int(st_mtime): |
|
328 |
return 'l' |
|
329 |
return 'n' |
|
330 |
if type_ == '?' and self.repo.dirstate._ignore(fn): |
|
331 |
return 'i' |
|
332 |
return type_ |
|
333 |
||
8599
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
334 |
def updatefile(self, wfn, osstat): |
1f706b1b62f3
inotify: server: refactor updatestatus()
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parents:
8557
diff
changeset
|
335 |
''' |
1f706b1b62f3
inotify: server: refactor updatestatus()
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parents:
8557
diff
changeset
|
336 |
update the file entry of an existing file. |
1f706b1b62f3
inotify: server: refactor updatestatus()
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parents:
8557
diff
changeset
|
337 |
|
1f706b1b62f3
inotify: server: refactor updatestatus()
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parents:
8557
diff
changeset
|
338 |
osstat: (mode, size, time) tuple, as returned by os.lstat(wfn) |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
339 |
''' |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
340 |
|
1f706b1b62f3
inotify: server: refactor updatestatus()
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parents:
8557
diff
changeset
|
341 |
self._updatestatus(wfn, self.filestatus(wfn, osstat)) |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
342 |
|
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
343 |
def deletefile(self, wfn, oldstatus): |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
344 |
''' |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
345 |
update the entry of a file which has been deleted. |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
346 |
|
1f706b1b62f3
inotify: server: refactor updatestatus()
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parents:
8557
diff
changeset
|
347 |
oldstatus: char in statuskeys, status of the file before deletion |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
348 |
''' |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
349 |
if oldstatus == 'r': |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
350 |
newstatus = 'r' |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
351 |
elif oldstatus in 'almn': |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
352 |
newstatus = '!' |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
353 |
else: |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
354 |
newstatus = None |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
355 |
|
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
356 |
self.statcache.pop(wfn, None) |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
357 |
self._updatestatus(wfn, newstatus) |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
358 |
|
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
359 |
def _updatestatus(self, wfn, newstatus): |
8382
6f44b1adc948
inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8381
diff
changeset
|
360 |
''' |
6f44b1adc948
inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8381
diff
changeset
|
361 |
Update the stored status of a file or directory. |
6f44b1adc948
inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8381
diff
changeset
|
362 |
|
8599
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
363 |
newstatus: - char in (statuskeys + 'ni'), new status to apply. |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
364 |
- or None, to stop tracking wfn |
8382
6f44b1adc948
inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8381
diff
changeset
|
365 |
''' |
8787
9aca76502280
inotify: server: move split() out of server
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8786
diff
changeset
|
366 |
root, fn = split(wfn) |
6239 | 367 |
d = self.dir(self.tree, root) |
8599
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
368 |
|
7351
5ab0abf27dd9
Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7350
diff
changeset
|
369 |
oldstatus = d.get(fn) |
8599
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
370 |
# oldstatus can be either: |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
371 |
# - None : fn is new |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
372 |
# - a char in statuskeys: fn is a (tracked) file |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
373 |
# - a dict: fn is a directory |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
374 |
isdir = isinstance(oldstatus, dict) |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
375 |
|
8382
6f44b1adc948
inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8381
diff
changeset
|
376 |
if self.ui.debugflag and oldstatus != newstatus: |
6239 | 377 |
if isdir: |
6961
12163fb21fce
i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents:
6909
diff
changeset
|
378 |
self.ui.note(_('status: %r dir(%d) -> %s\n') % |
8382
6f44b1adc948
inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8381
diff
changeset
|
379 |
(wfn, len(oldstatus), newstatus)) |
6239 | 380 |
else: |
6961
12163fb21fce
i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents:
6909
diff
changeset
|
381 |
self.ui.note(_('status: %r %s -> %s\n') % |
8382
6f44b1adc948
inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8381
diff
changeset
|
382 |
(wfn, oldstatus, newstatus)) |
6239 | 383 |
if not isdir: |
8599
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
384 |
if oldstatus and oldstatus in self.statuskeys \ |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
385 |
and oldstatus != newstatus: |
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
386 |
del self.dir(self.statustrees[oldstatus], root)[fn] |
8382
6f44b1adc948
inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8381
diff
changeset
|
387 |
if newstatus and newstatus != 'i': |
6f44b1adc948
inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8381
diff
changeset
|
388 |
d[fn] = newstatus |
6f44b1adc948
inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8381
diff
changeset
|
389 |
if newstatus in self.statuskeys: |
6f44b1adc948
inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8381
diff
changeset
|
390 |
dd = self.dir(self.statustrees[newstatus], root) |
6f44b1adc948
inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8381
diff
changeset
|
391 |
if oldstatus != newstatus or fn not in dd: |
6f44b1adc948
inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8381
diff
changeset
|
392 |
dd[fn] = newstatus |
6239 | 393 |
else: |
394 |
d.pop(fn, None) |
|
7892
67e59a9886d5
Fixing issue1542, adding a relevant test
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
7451
diff
changeset
|
395 |
|
6239 | 396 |
|
397 |
def check_deleted(self, key): |
|
398 |
# Files that had been deleted but were present in the dirstate |
|
399 |
# may have vanished from the dirstate; we must clean them up. |
|
400 |
nuke = [] |
|
401 |
for wfn, ignore in self.walk(key, self.statustrees[key]): |
|
402 |
if wfn not in self.repo.dirstate: |
|
403 |
nuke.append(wfn) |
|
404 |
for wfn in nuke: |
|
8787
9aca76502280
inotify: server: move split() out of server
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8786
diff
changeset
|
405 |
root, fn = split(wfn) |
6239 | 406 |
del self.dir(self.statustrees[key], root)[fn] |
407 |
del self.dir(self.tree, root)[fn] |
|
6287
c86207d41512
Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents:
6239
diff
changeset
|
408 |
|
6239 | 409 |
def scan(self, topdir=''): |
410 |
ds = self.repo.dirstate._map.copy() |
|
411 |
self.add_watch(join(self.repo.root, topdir), self.mask) |
|
8334
0695288e8c37
inotify: inotify.server.walk() filetype is never used, do not yield it
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8325
diff
changeset
|
412 |
for root, dirs, files in walk(self.repo, topdir): |
6239 | 413 |
for d in dirs: |
414 |
self.add_watch(join(root, d), self.mask) |
|
415 |
wroot = root[len(self.wprefix):] |
|
8334
0695288e8c37
inotify: inotify.server.walk() filetype is never used, do not yield it
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8325
diff
changeset
|
416 |
for fn in files: |
6239 | 417 |
wfn = join(wroot, fn) |
8599
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
418 |
self.updatefile(wfn, self.getstat(wfn)) |
6239 | 419 |
ds.pop(wfn, None) |
420 |
wtopdir = topdir |
|
421 |
if wtopdir and wtopdir[-1] != '/': |
|
422 |
wtopdir += '/' |
|
423 |
for wfn, state in ds.iteritems(): |
|
424 |
if not wfn.startswith(wtopdir): |
|
425 |
continue |
|
7302
972737252d05
inotify: server raising an error when removing a file (issue1371)
Gerard Korsten <soonkia77@gmail.com>
parents:
7280
diff
changeset
|
426 |
try: |
972737252d05
inotify: server raising an error when removing a file (issue1371)
Gerard Korsten <soonkia77@gmail.com>
parents:
7280
diff
changeset
|
427 |
st = self.stat(wfn) |
972737252d05
inotify: server raising an error when removing a file (issue1371)
Gerard Korsten <soonkia77@gmail.com>
parents:
7280
diff
changeset
|
428 |
except OSError: |
972737252d05
inotify: server raising an error when removing a file (issue1371)
Gerard Korsten <soonkia77@gmail.com>
parents:
7280
diff
changeset
|
429 |
status = state[0] |
8599
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
430 |
self.deletefile(wfn, status) |
6239 | 431 |
else: |
8599
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
432 |
self.updatefile(wfn, st) |
6239 | 433 |
self.check_deleted('!') |
434 |
self.check_deleted('r') |
|
435 |
||
436 |
def check_dirstate(self): |
|
437 |
ds_info = self.dirstate_info() |
|
438 |
if ds_info == self.ds_info: |
|
439 |
return |
|
440 |
self.ds_info = ds_info |
|
441 |
if not self.ui.debugflag: |
|
442 |
self.last_event = None |
|
443 |
self.ui.note(_('%s dirstate reload\n') % self.event_time()) |
|
444 |
self.repo.dirstate.invalidate() |
|
8604
578f2a0049cd
inotify: do not recurse in handle_timeout(): call it explicitely, not in scan()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8600
diff
changeset
|
445 |
self.handle_timeout() |
6239 | 446 |
self.scan() |
447 |
self.ui.note(_('%s end dirstate reload\n') % self.event_time()) |
|
448 |
||
449 |
def walk(self, states, tree, prefix=''): |
|
450 |
# This is the "inner loop" when talking to the client. |
|
6287
c86207d41512
Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents:
6239
diff
changeset
|
451 |
|
6239 | 452 |
for name, val in tree.iteritems(): |
453 |
path = join(prefix, name) |
|
7351
5ab0abf27dd9
Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7350
diff
changeset
|
454 |
try: |
5ab0abf27dd9
Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7350
diff
changeset
|
455 |
if val in states: |
5ab0abf27dd9
Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7350
diff
changeset
|
456 |
yield path, val |
5ab0abf27dd9
Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7350
diff
changeset
|
457 |
except TypeError: |
5ab0abf27dd9
Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7350
diff
changeset
|
458 |
for p in self.walk(states, val, path): |
5ab0abf27dd9
Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7350
diff
changeset
|
459 |
yield p |
6239 | 460 |
|
461 |
def update_hgignore(self): |
|
462 |
# An update of the ignore file can potentially change the |
|
463 |
# states of all unknown and ignored files. |
|
464 |
||
465 |
# XXX If the user has other ignore files outside the repo, or |
|
466 |
# changes their list of ignore files at run time, we'll |
|
467 |
# potentially never see changes to them. We could get the |
|
468 |
# client to report to us what ignore data they're using. |
|
469 |
# But it's easier to do nothing than to open that can of |
|
470 |
# worms. |
|
471 |
||
7085
1fcc282e2c43
inotify: fixup rebuilding ignore
Matt Mackall <mpm@selenic.com>
parents:
7082
diff
changeset
|
472 |
if '_ignore' in self.repo.dirstate.__dict__: |
1fcc282e2c43
inotify: fixup rebuilding ignore
Matt Mackall <mpm@selenic.com>
parents:
7082
diff
changeset
|
473 |
delattr(self.repo.dirstate, '_ignore') |
6961
12163fb21fce
i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents:
6909
diff
changeset
|
474 |
self.ui.note(_('rescanning due to .hgignore change\n')) |
8604
578f2a0049cd
inotify: do not recurse in handle_timeout(): call it explicitely, not in scan()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8600
diff
changeset
|
475 |
self.handle_timeout() |
6239 | 476 |
self.scan() |
6287
c86207d41512
Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents:
6239
diff
changeset
|
477 |
|
6239 | 478 |
def getstat(self, wpath): |
479 |
try: |
|
480 |
return self.statcache[wpath] |
|
481 |
except KeyError: |
|
482 |
try: |
|
483 |
return self.stat(wpath) |
|
484 |
except OSError, err: |
|
485 |
if err.errno != errno.ENOENT: |
|
486 |
raise |
|
6287
c86207d41512
Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents:
6239
diff
changeset
|
487 |
|
6239 | 488 |
def stat(self, wpath): |
489 |
try: |
|
490 |
st = os.lstat(join(self.wprefix, wpath)) |
|
491 |
ret = st.st_mode, st.st_size, st.st_mtime |
|
492 |
self.statcache[wpath] = ret |
|
493 |
return ret |
|
7280
810ca383da9c
remove unused variables
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7220
diff
changeset
|
494 |
except OSError: |
6239 | 495 |
self.statcache.pop(wpath, None) |
496 |
raise |
|
6287
c86207d41512
Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents:
6239
diff
changeset
|
497 |
|
8606
1c5752dabf76
inotify: use a decorator instead of dispatching calls
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8605
diff
changeset
|
498 |
@eventaction('c') |
6239 | 499 |
def created(self, wpath): |
500 |
if wpath == '.hgignore': |
|
501 |
self.update_hgignore() |
|
502 |
try: |
|
503 |
st = self.stat(wpath) |
|
504 |
if stat.S_ISREG(st[0]): |
|
8599
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
505 |
self.updatefile(wpath, st) |
7280
810ca383da9c
remove unused variables
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7220
diff
changeset
|
506 |
except OSError: |
6239 | 507 |
pass |
508 |
||
8606
1c5752dabf76
inotify: use a decorator instead of dispatching calls
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8605
diff
changeset
|
509 |
@eventaction('m') |
6239 | 510 |
def modified(self, wpath): |
511 |
if wpath == '.hgignore': |
|
512 |
self.update_hgignore() |
|
513 |
try: |
|
514 |
st = self.stat(wpath) |
|
515 |
if stat.S_ISREG(st[0]): |
|
516 |
if self.repo.dirstate[wpath] in 'lmn': |
|
8599
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
517 |
self.updatefile(wpath, st) |
6239 | 518 |
except OSError: |
519 |
pass |
|
520 |
||
8606
1c5752dabf76
inotify: use a decorator instead of dispatching calls
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8605
diff
changeset
|
521 |
@eventaction('d') |
6239 | 522 |
def deleted(self, wpath): |
523 |
if wpath == '.hgignore': |
|
524 |
self.update_hgignore() |
|
525 |
elif wpath.startswith('.hg/'): |
|
526 |
if wpath == '.hg/wlock': |
|
527 |
self.check_dirstate() |
|
528 |
return |
|
529 |
||
8599
1f706b1b62f3
inotify: server: refactor updatestatus()
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8557
diff
changeset
|
530 |
self.deletefile(wpath, self.repo.dirstate[wpath]) |
6287
c86207d41512
Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents:
6239
diff
changeset
|
531 |
|
6239 | 532 |
def process_create(self, wpath, evt): |
533 |
if self.ui.debugflag: |
|
534 |
self.ui.note(_('%s event: created %s\n') % |
|
535 |
(self.event_time(), wpath)) |
|
536 |
||
537 |
if evt.mask & inotify.IN_ISDIR: |
|
538 |
self.scan(wpath) |
|
539 |
else: |
|
8606
1c5752dabf76
inotify: use a decorator instead of dispatching calls
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8605
diff
changeset
|
540 |
self.created(wpath) |
6239 | 541 |
|
542 |
def process_delete(self, wpath, evt): |
|
543 |
if self.ui.debugflag: |
|
6961
12163fb21fce
i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents:
6909
diff
changeset
|
544 |
self.ui.note(_('%s event: deleted %s\n') % |
6239 | 545 |
(self.event_time(), wpath)) |
546 |
||
547 |
if evt.mask & inotify.IN_ISDIR: |
|
8600
d46cdfcecaf1
inotify: proper fix for issue1542 (partially reverting 67e59a9886d5)
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8599
diff
changeset
|
548 |
tree = self.dir(self.tree, wpath).copy() |
d46cdfcecaf1
inotify: proper fix for issue1542 (partially reverting 67e59a9886d5)
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8599
diff
changeset
|
549 |
for wfn, ignore in self.walk('?', tree): |
d46cdfcecaf1
inotify: proper fix for issue1542 (partially reverting 67e59a9886d5)
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8599
diff
changeset
|
550 |
self.deletefile(join(wpath, wfn), '?') |
6239 | 551 |
self.scan(wpath) |
8600
d46cdfcecaf1
inotify: proper fix for issue1542 (partially reverting 67e59a9886d5)
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8599
diff
changeset
|
552 |
else: |
8606
1c5752dabf76
inotify: use a decorator instead of dispatching calls
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8605
diff
changeset
|
553 |
self.deleted(wpath) |
6239 | 554 |
|
555 |
def process_modify(self, wpath, evt): |
|
556 |
if self.ui.debugflag: |
|
557 |
self.ui.note(_('%s event: modified %s\n') % |
|
558 |
(self.event_time(), wpath)) |
|
559 |
||
560 |
if not (evt.mask & inotify.IN_ISDIR): |
|
8606
1c5752dabf76
inotify: use a decorator instead of dispatching calls
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8605
diff
changeset
|
561 |
self.modified(wpath) |
6239 | 562 |
|
563 |
def process_unmount(self, evt): |
|
564 |
self.ui.warn(_('filesystem containing %s was unmounted\n') % |
|
565 |
evt.fullpath) |
|
566 |
sys.exit(0) |
|
567 |
||
8609
aeaa0bd9dc24
inotify: process all inotify events in one batch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8608
diff
changeset
|
568 |
def handle_pollevents(self, events): |
6239 | 569 |
if self.ui.debugflag: |
6961
12163fb21fce
i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents:
6909
diff
changeset
|
570 |
self.ui.note(_('%s readable: %d bytes\n') % |
6239 | 571 |
(self.event_time(), self.threshold.readable())) |
572 |
if not self.threshold(): |
|
573 |
if self.registered: |
|
574 |
if self.ui.debugflag: |
|
6961
12163fb21fce
i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents:
6909
diff
changeset
|
575 |
self.ui.note(_('%s below threshold - unhooking\n') % |
6239 | 576 |
(self.event_time())) |
8792
3e23b1d20837
inotify: refactor (un)register methods into pollable object
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8791
diff
changeset
|
577 |
self.unregister() |
6239 | 578 |
self.timeout = 250 |
579 |
else: |
|
580 |
self.read_events() |
|
581 |
||
582 |
def read_events(self, bufsize=None): |
|
583 |
events = self.watcher.read(bufsize) |
|
584 |
if self.ui.debugflag: |
|
6961
12163fb21fce
i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents:
6909
diff
changeset
|
585 |
self.ui.note(_('%s reading %d events\n') % |
6239 | 586 |
(self.event_time(), len(events))) |
587 |
for evt in events: |
|
588 |
wpath = self.wpath(evt) |
|
589 |
if evt.mask & inotify.IN_UNMOUNT: |
|
590 |
self.process_unmount(wpath, evt) |
|
591 |
elif evt.mask & (inotify.IN_MODIFY | inotify.IN_ATTRIB): |
|
592 |
self.process_modify(wpath, evt) |
|
593 |
elif evt.mask & (inotify.IN_DELETE | inotify.IN_DELETE_SELF | |
|
594 |
inotify.IN_MOVED_FROM): |
|
595 |
self.process_delete(wpath, evt) |
|
596 |
elif evt.mask & (inotify.IN_CREATE | inotify.IN_MOVED_TO): |
|
597 |
self.process_create(wpath, evt) |
|
598 |
||
8605
ed2d9bdbfad2
inotify: do not defer inotify events processing
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8604
diff
changeset
|
599 |
self.lastevent.clear() |
ed2d9bdbfad2
inotify: do not defer inotify events processing
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8604
diff
changeset
|
600 |
|
6239 | 601 |
def handle_timeout(self): |
602 |
if not self.registered: |
|
603 |
if self.ui.debugflag: |
|
6961
12163fb21fce
i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents:
6909
diff
changeset
|
604 |
self.ui.note(_('%s hooking back up with %d bytes readable\n') % |
6239 | 605 |
(self.event_time(), self.threshold.readable())) |
606 |
self.read_events(0) |
|
8792
3e23b1d20837
inotify: refactor (un)register methods into pollable object
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8791
diff
changeset
|
607 |
self.register(timeout=None) |
6239 | 608 |
|
609 |
self.timeout = None |
|
610 |
||
611 |
def shutdown(self): |
|
612 |
self.watcher.close() |
|
613 |
||
8555
3e09bc5fee12
inotify: introduce debuginotify, which lists which paths are under watch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8554
diff
changeset
|
614 |
def debug(self): |
3e09bc5fee12
inotify: introduce debuginotify, which lists which paths are under watch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8554
diff
changeset
|
615 |
""" |
3e09bc5fee12
inotify: introduce debuginotify, which lists which paths are under watch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8554
diff
changeset
|
616 |
Returns a sorted list of relatives paths currently watched, |
3e09bc5fee12
inotify: introduce debuginotify, which lists which paths are under watch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8554
diff
changeset
|
617 |
for debugging purposes. |
3e09bc5fee12
inotify: introduce debuginotify, which lists which paths are under watch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8554
diff
changeset
|
618 |
""" |
3e09bc5fee12
inotify: introduce debuginotify, which lists which paths are under watch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8554
diff
changeset
|
619 |
return sorted(tuple[0][len(self.wprefix):] for tuple in self.watcher) |
3e09bc5fee12
inotify: introduce debuginotify, which lists which paths are under watch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8554
diff
changeset
|
620 |
|
8610
8ef1f63e554c
inotify: server: use a common 'pollable' interface for server & repowatcher
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8609
diff
changeset
|
621 |
class server(pollable): |
8ef1f63e554c
inotify: server: use a common 'pollable' interface for server & repowatcher
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8609
diff
changeset
|
622 |
""" |
8ef1f63e554c
inotify: server: use a common 'pollable' interface for server & repowatcher
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8609
diff
changeset
|
623 |
Listens for client queries on unix socket inotify.sock |
8ef1f63e554c
inotify: server: use a common 'pollable' interface for server & repowatcher
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8609
diff
changeset
|
624 |
""" |
8335
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
625 |
def __init__(self, ui, repo, repowatcher, timeout): |
6239 | 626 |
self.ui = ui |
627 |
self.repo = repo |
|
8335
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
628 |
self.repowatcher = repowatcher |
6239 | 629 |
self.sock = socket.socket(socket.AF_UNIX) |
630 |
self.sockpath = self.repo.join('inotify.sock') |
|
6997
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
631 |
self.realsockpath = None |
6239 | 632 |
try: |
633 |
self.sock.bind(self.sockpath) |
|
634 |
except socket.error, err: |
|
635 |
if err[0] == errno.EADDRINUSE: |
|
6997
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
636 |
raise AlreadyStartedException(_('could not start server: %s') |
6239 | 637 |
% err[1]) |
6997
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
638 |
if err[0] == "AF_UNIX path too long": |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
639 |
tempdir = tempfile.mkdtemp(prefix="hg-inotify-") |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
640 |
self.realsockpath = os.path.join(tempdir, "inotify.sock") |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
641 |
try: |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
642 |
self.sock.bind(self.realsockpath) |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
643 |
os.symlink(self.realsockpath, self.sockpath) |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
644 |
except (OSError, socket.error), inst: |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
645 |
try: |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
646 |
os.unlink(self.realsockpath) |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
647 |
except: |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
648 |
pass |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
649 |
os.rmdir(tempdir) |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
650 |
if inst.errno == errno.EEXIST: |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
651 |
raise AlreadyStartedException(_('could not start server: %s') |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
652 |
% inst.strerror) |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
653 |
raise |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
654 |
else: |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
655 |
raise |
6239 | 656 |
self.sock.listen(5) |
657 |
self.fileno = self.sock.fileno |
|
8792
3e23b1d20837
inotify: refactor (un)register methods into pollable object
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8791
diff
changeset
|
658 |
self.register(timeout=timeout) |
6239 | 659 |
|
660 |
def handle_timeout(self): |
|
661 |
pass |
|
662 |
||
8554
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
663 |
def answer_stat_query(self, cs): |
6239 | 664 |
names = cs.read().split('\0') |
6287
c86207d41512
Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents:
6239
diff
changeset
|
665 |
|
6239 | 666 |
states = names.pop() |
667 |
||
668 |
self.ui.note(_('answering query for %r\n') % states) |
|
669 |
||
8335
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
670 |
if self.repowatcher.timeout: |
6239 | 671 |
# We got a query while a rescan is pending. Make sure we |
672 |
# rescan before responding, or we could give back a wrong |
|
673 |
# answer. |
|
8335
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
674 |
self.repowatcher.handle_timeout() |
6239 | 675 |
|
676 |
if not names: |
|
677 |
def genresult(states, tree): |
|
8335
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
678 |
for fn, state in self.repowatcher.walk(states, tree): |
6239 | 679 |
yield fn |
680 |
else: |
|
681 |
def genresult(states, tree): |
|
682 |
for fn in names: |
|
8335
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
683 |
l = self.repowatcher.lookup(fn, tree) |
7351
5ab0abf27dd9
Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7350
diff
changeset
|
684 |
try: |
5ab0abf27dd9
Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7350
diff
changeset
|
685 |
if l in states: |
5ab0abf27dd9
Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7350
diff
changeset
|
686 |
yield fn |
5ab0abf27dd9
Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7350
diff
changeset
|
687 |
except TypeError: |
8335
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
688 |
for f, s in self.repowatcher.walk(states, l, fn): |
7351
5ab0abf27dd9
Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7350
diff
changeset
|
689 |
yield f |
6239 | 690 |
|
8554
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
691 |
return ['\0'.join(r) for r in [ |
8335
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
692 |
genresult('l', self.repowatcher.statustrees['l']), |
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
693 |
genresult('m', self.repowatcher.statustrees['m']), |
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
694 |
genresult('a', self.repowatcher.statustrees['a']), |
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
695 |
genresult('r', self.repowatcher.statustrees['r']), |
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
696 |
genresult('!', self.repowatcher.statustrees['!']), |
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
697 |
'?' in states |
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
698 |
and genresult('?', self.repowatcher.statustrees['?']) |
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
699 |
or [], |
6239 | 700 |
[], |
8335
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
701 |
'c' in states and genresult('n', self.repowatcher.tree) or [], |
6239 | 702 |
]] |
703 |
||
8555
3e09bc5fee12
inotify: introduce debuginotify, which lists which paths are under watch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8554
diff
changeset
|
704 |
def answer_dbug_query(self): |
3e09bc5fee12
inotify: introduce debuginotify, which lists which paths are under watch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8554
diff
changeset
|
705 |
return ['\0'.join(self.repowatcher.debug())] |
3e09bc5fee12
inotify: introduce debuginotify, which lists which paths are under watch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8554
diff
changeset
|
706 |
|
8609
aeaa0bd9dc24
inotify: process all inotify events in one batch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8608
diff
changeset
|
707 |
def handle_pollevents(self, events): |
aeaa0bd9dc24
inotify: process all inotify events in one batch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8608
diff
changeset
|
708 |
for e in events: |
aeaa0bd9dc24
inotify: process all inotify events in one batch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8608
diff
changeset
|
709 |
self.handle_pollevent() |
aeaa0bd9dc24
inotify: process all inotify events in one batch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8608
diff
changeset
|
710 |
|
8608
228db070bfc4
inotify: rename handle_event to handle_pollevent to avoid confusion
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8607
diff
changeset
|
711 |
def handle_pollevent(self): |
8554
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
712 |
sock, addr = self.sock.accept() |
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
713 |
|
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
714 |
cs = common.recvcs(sock) |
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
715 |
version = ord(cs.read(1)) |
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
716 |
|
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
717 |
if version != common.version: |
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
718 |
self.ui.warn(_('received query from incompatible client ' |
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
719 |
'version %d\n') % version) |
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
720 |
return |
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
721 |
|
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
722 |
type = cs.read(4) |
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
723 |
|
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
724 |
if type == 'STAT': |
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
725 |
results = self.answer_stat_query(cs) |
8555
3e09bc5fee12
inotify: introduce debuginotify, which lists which paths are under watch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8554
diff
changeset
|
726 |
elif type == 'DBUG': |
3e09bc5fee12
inotify: introduce debuginotify, which lists which paths are under watch
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8554
diff
changeset
|
727 |
results = self.answer_dbug_query() |
8554
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
728 |
else: |
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
729 |
self.ui.warn(_('unrecognized query type: %s\n') % type) |
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
730 |
return |
47d7347484f5
inotify: put STAT-specific query answer generation part in its own method
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8553
diff
changeset
|
731 |
|
6239 | 732 |
try: |
733 |
try: |
|
8386
4aad982111b6
inotify: Abstract the layer format and sizes to a inotify.common dictionary
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8385
diff
changeset
|
734 |
v = chr(common.version) |
4aad982111b6
inotify: Abstract the layer format and sizes to a inotify.common dictionary
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8385
diff
changeset
|
735 |
|
8553
e387ecd7a6ed
inotify: change protocol so that different query types can be supported.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8386
diff
changeset
|
736 |
sock.sendall(v + type + struct.pack(common.resphdrfmts[type], |
e387ecd7a6ed
inotify: change protocol so that different query types can be supported.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8386
diff
changeset
|
737 |
*map(len, results))) |
6239 | 738 |
sock.sendall(''.join(results)) |
739 |
finally: |
|
740 |
sock.shutdown(socket.SHUT_WR) |
|
741 |
except socket.error, err: |
|
742 |
if err[0] != errno.EPIPE: |
|
743 |
raise |
|
744 |
||
745 |
def shutdown(self): |
|
746 |
self.sock.close() |
|
747 |
try: |
|
748 |
os.unlink(self.sockpath) |
|
6997
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
749 |
if self.realsockpath: |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
750 |
os.unlink(self.realsockpath) |
9c4e488f105e
inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
6994
diff
changeset
|
751 |
os.rmdir(os.path.dirname(self.realsockpath)) |
6239 | 752 |
except OSError, err: |
753 |
if err.errno != errno.ENOENT: |
|
754 |
raise |
|
755 |
||
8385
1536501ade62
inotify: Coding Style: name classes in lowercase.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8384
diff
changeset
|
756 |
class master(object): |
6239 | 757 |
def __init__(self, ui, repo, timeout=None): |
758 |
self.ui = ui |
|
759 |
self.repo = repo |
|
8792
3e23b1d20837
inotify: refactor (un)register methods into pollable object
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8791
diff
changeset
|
760 |
self.repowatcher = repowatcher(ui, repo) |
8385
1536501ade62
inotify: Coding Style: name classes in lowercase.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8384
diff
changeset
|
761 |
self.server = server(ui, repo, self.repowatcher, timeout) |
6239 | 762 |
|
763 |
def shutdown(self): |
|
8792
3e23b1d20837
inotify: refactor (un)register methods into pollable object
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8791
diff
changeset
|
764 |
for obj in pollable.instances.itervalues(): |
6239 | 765 |
obj.shutdown() |
766 |
||
767 |
def run(self): |
|
8335
713ec3f9c9de
inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8334
diff
changeset
|
768 |
self.repowatcher.setup() |
6239 | 769 |
self.ui.note(_('finished setup\n')) |
770 |
if os.getenv('TIME_STARTUP'): |
|
771 |
sys.exit(0) |
|
8793
9d0c521bce0e
inotify: put the "while True: poll()" loop in pollable class
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8792
diff
changeset
|
772 |
pollable.run() |
6239 | 773 |
|
774 |
def start(ui, repo): |
|
7451
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
775 |
def closefds(ignore): |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
776 |
# (from python bug #1177468) |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
777 |
# close all inherited file descriptors |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
778 |
# Python 2.4.1 and later use /dev/urandom to seed the random module's RNG |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
779 |
# a file descriptor is kept internally as os._urandomfd (created on demand |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
780 |
# the first time os.urandom() is called), and should not be closed |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
781 |
try: |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
782 |
os.urandom(4) |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
783 |
urandom_fd = getattr(os, '_urandomfd', None) |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
784 |
except AttributeError: |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
785 |
urandom_fd = None |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
786 |
ignore.append(urandom_fd) |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
787 |
for fd in range(3, 256): |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
788 |
if fd in ignore: |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
789 |
continue |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
790 |
try: |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
791 |
os.close(fd) |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
792 |
except OSError: |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
793 |
pass |
fca9947652ce
inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents:
7420
diff
changeset
|
794 |
|
8385
1536501ade62
inotify: Coding Style: name classes in lowercase.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8384
diff
changeset
|
795 |
m = master(ui, repo) |
6239 | 796 |
sys.stdout.flush() |
797 |
sys.stderr.flush() |
|
798 |
||
799 |
pid = os.fork() |
|
800 |
if pid: |
|
801 |
return pid |
|
802 |
||
8792
3e23b1d20837
inotify: refactor (un)register methods into pollable object
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
8791
diff
changeset
|
803 |
closefds(pollable.instances.keys()) |
6239 | 804 |
os.setsid() |
805 |
||
806 |
fd = os.open('/dev/null', os.O_RDONLY) |
|
807 |
os.dup2(fd, 0) |
|
808 |
if fd > 0: |
|
809 |
os.close(fd) |
|
810 |
||
811 |
fd = os.open(ui.config('inotify', 'log', '/dev/null'), |
|
812 |
os.O_RDWR | os.O_CREAT | os.O_TRUNC) |
|
813 |
os.dup2(fd, 1) |
|
814 |
os.dup2(fd, 2) |
|
815 |
if fd > 2: |
|
816 |
os.close(fd) |
|
817 |
||
818 |
try: |
|
819 |
m.run() |
|
820 |
finally: |
|
821 |
m.shutdown() |
|
822 |
os._exit(0) |