Mercurial > hg
diff hgext/inotify/server.py @ 9350:b789ea382fc0
inotify: server: use dirstate instead of repo
author | Nicolas Dumazet <nicdumz.commits@gmail.com> |
---|---|
date | Mon, 29 Jun 2009 01:09:33 +0900 |
parents | 56fb15ad8fb1 |
children | 206f7f4c5c2a |
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--- a/hgext/inotify/server.py Mon Jun 29 01:05:06 2009 +0900 +++ b/hgext/inotify/server.py Mon Jun 29 01:09:33 2009 +0900 @@ -34,13 +34,11 @@ walk_ignored_errors = (errno.ENOENT, errno.ENAMETOOLONG) -def walkrepodirs(repo): +def walkrepodirs(dirstate, absroot): '''Iterate over all subdirectories of this repo. Exclude the .hg directory, any nested repos, and ignored dirs.''' - rootslash = repo.root + os.sep - def walkit(dirname, top): - fullpath = rootslash + dirname + fullpath = join(absroot, dirname) try: for name, kind in osutil.listdir(fullpath): if kind == stat.S_IFDIR: @@ -49,7 +47,7 @@ return else: d = join(dirname, name) - if repo.dirstate._ignore(d): + if dirstate._ignore(d): continue for subdir in walkit(d, False): yield subdir @@ -60,18 +58,16 @@ return walkit('', True) -def walk(repo, root): +def walk(dirstate, absroot, root): '''Like os.walk, but only yields regular files.''' # This function is critical to performance during startup. - rootslash = repo.root + os.sep - def walkit(root, reporoot): files, dirs = [], [] try: - fullpath = rootslash + root + fullpath = join(absroot, root) for name, kind in osutil.listdir(fullpath): if kind == stat.S_IFDIR: if name == '.hg': @@ -80,7 +76,7 @@ else: dirs.append(name) path = join(root, name) - if repo.dirstate._ignore(path): + if dirstate._ignore(path): continue for result in walkit(path, False): yield result @@ -98,7 +94,7 @@ return walkit(root, root == '') -def _explain_watch_limit(ui, repo): +def _explain_watch_limit(ui, dirstate, rootabs): path = '/proc/sys/fs/inotify/max_user_watches' try: limit = int(file(path).read()) @@ -112,7 +108,7 @@ ui.warn(_('*** this limit is too low to watch every ' 'directory in this repository\n')) ui.warn(_('*** counting directories: ')) - ndirs = len(list(walkrepodirs(repo))) + ndirs = len(list(walkrepodirs(dirstate, rootabs))) ui.warn(_('found %d\n') % ndirs) newlimit = min(limit, 1024) while newlimit < ((limit + ndirs) * 1.1): @@ -121,7 +117,7 @@ (limit, newlimit)) ui.warn(_('*** echo %d > %s\n') % (newlimit, path)) raise util.Abort(_('cannot watch %s until inotify watch limit is raised') - % repo.root) + % rootabs) class pollable(object): """ @@ -309,10 +305,11 @@ inotify.IN_UNMOUNT | 0) - def __init__(self, ui, repo): + def __init__(self, ui, dirstate, root): self.ui = ui - self.repo = repo - self.wprefix = join(repo.root, '') + self.dirstate = dirstate + + self.wprefix = join(root, '') self.prefixlen = len(self.wprefix) try: self.watcher = watcher.watcher() @@ -352,7 +349,7 @@ def dirstate_info(self): try: - st = os.lstat(self.repo.join('dirstate')) + st = os.lstat(self.wprefix + '.hg/dirstate') return st.st_mtime, st.st_ino except OSError, err: if err.errno != errno.ENOENT: @@ -372,16 +369,16 @@ return if err.errno != errno.ENOSPC: raise - _explain_watch_limit(self.ui, self.repo) + _explain_watch_limit(self.ui, self.dirstate, self.wprefix) def setup(self): self.ui.note(_('watching directories under %r\n') % self.wprefix) - self.add_watch(self.repo.path, inotify.IN_DELETE) + self.add_watch(self.wprefix + '.hg', inotify.IN_DELETE) self.check_dirstate() def filestatus(self, fn, st): try: - type_, mode, size, time = self.repo.dirstate._map[fn][:4] + type_, mode, size, time = self.dirstate._map[fn][:4] except KeyError: type_ = '?' if type_ == 'n': @@ -393,7 +390,7 @@ if time != int(st_mtime): return 'l' return 'n' - if type_ == '?' and self.repo.dirstate._ignore(fn): + if type_ == '?' and self.dirstate._ignore(fn): return 'i' return type_ @@ -458,7 +455,7 @@ # may have vanished from the dirstate; we must clean them up. nuke = [] for wfn, ignore in self.statustrees[key].walk(key): - if wfn not in self.repo.dirstate: + if wfn not in self.dirstate: nuke.append(wfn) for wfn in nuke: root, fn = split(wfn) @@ -466,9 +463,9 @@ del self.tree.dir(root).files[fn] def scan(self, topdir=''): - ds = self.repo.dirstate._map.copy() + ds = self.dirstate._map.copy() self.add_watch(join(self.wprefix, topdir), self.mask) - for root, dirs, files in walk(self.repo, topdir): + for root, dirs, files in walk(self.dirstate, self.wprefix, topdir): for d in dirs: self.add_watch(join(root, d), self.mask) wroot = root[self.prefixlen:] @@ -500,7 +497,7 @@ if not self.ui.debugflag: self.last_event = None self.ui.note(_('%s dirstate reload\n') % self.event_time()) - self.repo.dirstate.invalidate() + self.dirstate.invalidate() self.handle_timeout() self.scan() self.ui.note(_('%s end dirstate reload\n') % self.event_time()) @@ -516,8 +513,8 @@ # But it's easier to do nothing than to open that can of # worms. - if '_ignore' in self.repo.dirstate.__dict__: - delattr(self.repo.dirstate, '_ignore') + if '_ignore' in self.dirstate.__dict__: + delattr(self.dirstate, '_ignore') self.ui.note(_('rescanning due to .hgignore change\n')) self.handle_timeout() self.scan() @@ -560,7 +557,7 @@ try: st = self.stat(wpath) if stat.S_ISREG(st[0]): - if self.repo.dirstate[wpath] in 'lmn': + if self.dirstate[wpath] in 'lmn': self.updatefile(wpath, st) except OSError: pass @@ -574,7 +571,7 @@ self.check_dirstate() return - self.deletefile(wpath, self.repo.dirstate[wpath]) + self.deletefile(wpath, self.dirstate[wpath]) def process_create(self, wpath, evt): if self.ui.debugflag: @@ -678,12 +675,11 @@ """ Listens for client queries on unix socket inotify.sock """ - def __init__(self, ui, repo, repowatcher, timeout): + def __init__(self, ui, root, repowatcher, timeout): self.ui = ui - self.repo = repo self.repowatcher = repowatcher self.sock = socket.socket(socket.AF_UNIX) - self.sockpath = self.repo.join('inotify.sock') + self.sockpath = join(root, '.hg/inotify.sock') self.realsockpath = None try: self.sock.bind(self.sockpath) @@ -813,9 +809,8 @@ class master(object): def __init__(self, ui, repo, timeout=None): self.ui = ui - self.repo = repo - self.repowatcher = repowatcher(ui, repo) - self.server = server(ui, repo, self.repowatcher, timeout) + self.repowatcher = repowatcher(ui, repo.dirstate, repo.root) + self.server = server(ui, repo.root, self.repowatcher, timeout) def shutdown(self): for obj in pollable.instances.itervalues():