annotate hgext/inotify/server.py @ 8385:1536501ade62

inotify: Coding Style: name classes in lowercase.
author Nicolas Dumazet <nicdumz.commits@gmail.com>
date Mon, 11 May 2009 08:19:28 +0900
parents 483d9b2103da
children 4aad982111b6
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1 # server.py - inotify status server
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2 #
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3 # Copyright 2006, 2007, 2008 Bryan O'Sullivan <bos@serpentine.com>
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4 # Copyright 2007, 2008 Brendan Cully <brendan@kublai.com>
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5 #
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6 # This software may be used and distributed according to the terms of the
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7 # GNU General Public License version 2, incorporated herein by reference.
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8
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9 from mercurial.i18n import _
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10 from mercurial import osutil, util
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11 import common
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12 import errno, os, select, socket, stat, struct, sys, tempfile, time
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13
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14 try:
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15 import linux as inotify
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16 from linux import watcher
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17 except ImportError:
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18 raise
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19
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20 class AlreadyStartedException(Exception): pass
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21
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22 def join(a, b):
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23 if a:
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24 if a[-1] == '/':
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25 return a + b
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26 return a + '/' + b
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27 return b
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28
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29 walk_ignored_errors = (errno.ENOENT, errno.ENAMETOOLONG)
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30
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31 def walkrepodirs(repo):
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32 '''Iterate over all subdirectories of this repo.
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33 Exclude the .hg directory, any nested repos, and ignored dirs.'''
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34 rootslash = repo.root + os.sep
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35
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36 def walkit(dirname, top):
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37 fullpath = rootslash + dirname
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38 try:
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39 for name, kind in osutil.listdir(fullpath):
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40 if kind == stat.S_IFDIR:
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41 if name == '.hg':
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42 if not top:
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43 return
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44 else:
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45 d = join(dirname, name)
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46 if repo.dirstate._ignore(d):
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47 continue
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48 for subdir in walkit(d, False):
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49 yield subdir
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50 except OSError, err:
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51 if err.errno not in walk_ignored_errors:
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52 raise
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53 yield fullpath
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54
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55 return walkit('', True)
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56
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57 def walk(repo, root):
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58 '''Like os.walk, but only yields regular files.'''
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59
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60 # This function is critical to performance during startup.
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61
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62 rootslash = repo.root + os.sep
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63
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64 def walkit(root, reporoot):
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65 files, dirs = [], []
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66
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67 try:
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68 fullpath = rootslash + root
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69 for name, kind in osutil.listdir(fullpath):
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70 if kind == stat.S_IFDIR:
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71 if name == '.hg':
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72 if not reporoot:
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73 return
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74 else:
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75 dirs.append(name)
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76 path = join(root, name)
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77 if repo.dirstate._ignore(path):
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78 continue
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79 for result in walkit(path, False):
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80 yield result
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81 elif kind in (stat.S_IFREG, stat.S_IFLNK):
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82 files.append(name)
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83 yield fullpath, dirs, files
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84
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85 except OSError, err:
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86 if err.errno not in walk_ignored_errors:
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87 raise
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88
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89 return walkit(root, root == '')
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90
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91 def _explain_watch_limit(ui, repo, count):
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92 path = '/proc/sys/fs/inotify/max_user_watches'
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93 try:
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94 limit = int(file(path).read())
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95 except IOError, err:
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96 if err.errno != errno.ENOENT:
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97 raise
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98 raise util.Abort(_('this system does not seem to '
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99 'support inotify'))
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100 ui.warn(_('*** the current per-user limit on the number '
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101 'of inotify watches is %s\n') % limit)
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102 ui.warn(_('*** this limit is too low to watch every '
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103 'directory in this repository\n'))
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104 ui.warn(_('*** counting directories: '))
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105 ndirs = len(list(walkrepodirs(repo)))
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106 ui.warn(_('found %d\n') % ndirs)
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107 newlimit = min(limit, 1024)
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108 while newlimit < ((limit + ndirs) * 1.1):
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109 newlimit *= 2
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110 ui.warn(_('*** to raise the limit from %d to %d (run as root):\n') %
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111 (limit, newlimit))
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112 ui.warn(_('*** echo %d > %s\n') % (newlimit, path))
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113 raise util.Abort(_('cannot watch %s until inotify watch limit is raised')
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114 % repo.root)
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115
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116 class repowatcher(object):
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117 poll_events = select.POLLIN
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118 statuskeys = 'almr!?'
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119 mask = (
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120 inotify.IN_ATTRIB |
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121 inotify.IN_CREATE |
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122 inotify.IN_DELETE |
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123 inotify.IN_DELETE_SELF |
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124 inotify.IN_MODIFY |
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125 inotify.IN_MOVED_FROM |
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126 inotify.IN_MOVED_TO |
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127 inotify.IN_MOVE_SELF |
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128 inotify.IN_ONLYDIR |
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129 inotify.IN_UNMOUNT |
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130 0)
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131
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132 def __init__(self, ui, repo, master):
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133 self.ui = ui
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134 self.repo = repo
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135 self.wprefix = self.repo.wjoin('')
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136 self.timeout = None
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137 self.master = master
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138 try:
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139 self.watcher = watcher.watcher()
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140 except OSError, err:
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141 raise util.Abort(_('inotify service not available: %s') %
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142 err.strerror)
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parents: 8384
diff changeset
143 self.threshold = watcher.threshold(self.watcher)
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
144 self.registered = True
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
145 self.fileno = self.watcher.fileno
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
146
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
147 self.repo.dirstate.__class__.inotifyserver = True
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
148
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
149 self.tree = {}
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
150 self.statcache = {}
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
151 self.statustrees = dict([(s, {}) for s in self.statuskeys])
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
152
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
153 self.watches = 0
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
154 self.last_event = None
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
155
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
156 self.eventq = {}
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
157 self.deferred = 0
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
158
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
159 self.ds_info = self.dirstate_info()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
160 self.scan()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
161
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
162 def event_time(self):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
163 last = self.last_event
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
164 now = time.time()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
165 self.last_event = now
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
166
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
167 if last is None:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
168 return 'start'
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
169 delta = now - last
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
170 if delta < 5:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
171 return '+%.3f' % delta
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
172 if delta < 50:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
173 return '+%.2f' % delta
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
174 return '+%.1f' % delta
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
175
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
176 def dirstate_info(self):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
177 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
178 st = os.lstat(self.repo.join('dirstate'))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
179 return st.st_mtime, st.st_ino
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
180 except OSError, err:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
181 if err.errno != errno.ENOENT:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
182 raise
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
183 return 0, 0
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
184
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
185 def add_watch(self, path, mask):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
186 if not path:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
187 return
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
188 if self.watcher.path(path) is None:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
189 if self.ui.debugflag:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
190 self.ui.note(_('watching %r\n') % path[len(self.wprefix):])
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
191 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
192 self.watcher.add(path, mask)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
193 self.watches += 1
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
194 except OSError, err:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
195 if err.errno in (errno.ENOENT, errno.ENOTDIR):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
196 return
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
197 if err.errno != errno.ENOSPC:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
198 raise
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
199 _explain_watch_limit(self.ui, self.repo, self.watches)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
200
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
201 def setup(self):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
202 self.ui.note(_('watching directories under %r\n') % self.repo.root)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
203 self.add_watch(self.repo.path, inotify.IN_DELETE)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
204 self.check_dirstate()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
205
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
206 def wpath(self, evt):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
207 path = evt.fullpath
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
208 if path == self.repo.root:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
209 return ''
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
210 if path.startswith(self.wprefix):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
211 return path[len(self.wprefix):]
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
212 raise 'wtf? ' + path
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
213
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
214 def dir(self, tree, path):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
215 if path:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
216 for name in path.split('/'):
8384
483d9b2103da inotify: dic.setdefault(k, d) ; v = dic[k] --> v = dic.setdefault(k, d)
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8383
diff changeset
217 tree = tree.setdefault(name, {})
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
218 return tree
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
219
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
220 def lookup(self, path, tree):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
221 if path:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
222 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
223 for name in path.split('/'):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
224 tree = tree[name]
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
225 except KeyError:
7351
5ab0abf27dd9 Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7350
diff changeset
226 return 'x'
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
227 except TypeError:
7351
5ab0abf27dd9 Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7350
diff changeset
228 return 'd'
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
229 return tree
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
230
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
231 def split(self, path):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
232 c = path.rfind('/')
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
233 if c == -1:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
234 return '', path
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
235 return path[:c], path[c+1:]
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
236
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
237 def filestatus(self, fn, st):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
238 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
239 type_, mode, size, time = self.repo.dirstate._map[fn][:4]
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
240 except KeyError:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
241 type_ = '?'
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
242 if type_ == 'n':
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
243 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
244 if size == -1:
be81b4788115 inotify: fix confusion on files in lookup state
Matt Mackall <mpm@selenic.com>
parents: 6998
diff changeset
245 return 'l'
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
246 if size and (size != st_size or (mode ^ st_mode) & 0100):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
247 return 'm'
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
248 if time != int(st_mtime):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
249 return 'l'
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
250 return 'n'
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
251 if type_ == '?' and self.repo.dirstate._ignore(fn):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
252 return 'i'
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
253 return type_
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
254
8382
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
255 def updatestatus(self, wfn, osstat=None, newstatus=None):
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
256 '''
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
257 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
258
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
259 osstat: (mode, size, time) tuple, as returned by os.lstat(wfn)
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
260
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
261 newstatus: char in statuskeys, new status to apply.
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
262 '''
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
263 if osstat:
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
264 newstatus = self.filestatus(wfn, osstat)
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
265 else:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
266 self.statcache.pop(wfn, None)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
267 root, fn = self.split(wfn)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
268 d = self.dir(self.tree, root)
7351
5ab0abf27dd9 Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7350
diff changeset
269 oldstatus = d.get(fn)
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
270 isdir = False
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
271 if oldstatus:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
272 try:
8382
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
273 if not newstatus:
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
274 if oldstatus in 'almn':
8382
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
275 newstatus = '!'
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
276 elif oldstatus == 'r':
8382
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
277 newstatus = 'r'
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
278 except TypeError:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
279 # oldstatus may be a dict left behind by a deleted
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
280 # directory
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
281 isdir = True
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
282 else:
8382
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
283 if oldstatus in self.statuskeys and oldstatus != newstatus:
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
284 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
285 if self.ui.debugflag and oldstatus != newstatus:
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
286 if isdir:
6961
12163fb21fce i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents: 6909
diff changeset
287 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
288 (wfn, len(oldstatus), newstatus))
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
289 else:
6961
12163fb21fce i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents: 6909
diff changeset
290 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
291 (wfn, oldstatus, newstatus))
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
292 if not isdir:
8382
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
293 if newstatus and newstatus != 'i':
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
294 d[fn] = newstatus
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
295 if newstatus in self.statuskeys:
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
296 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
297 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
298 dd[fn] = newstatus
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
299 else:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
300 d.pop(fn, None)
8382
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
301 elif not newstatus:
7892
67e59a9886d5 Fixing issue1542, adding a relevant test
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 7451
diff changeset
302 # a directory is being removed, check its contents
67e59a9886d5 Fixing issue1542, adding a relevant test
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 7451
diff changeset
303 for subfile, b in oldstatus.copy().iteritems():
67e59a9886d5 Fixing issue1542, adding a relevant test
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 7451
diff changeset
304 self.updatestatus(wfn + '/' + subfile, None)
67e59a9886d5 Fixing issue1542, adding a relevant test
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 7451
diff changeset
305
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
306
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
307 def check_deleted(self, key):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
308 # Files that had been deleted but were present in the dirstate
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
309 # may have vanished from the dirstate; we must clean them up.
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
310 nuke = []
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
311 for wfn, ignore in self.walk(key, self.statustrees[key]):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
312 if wfn not in self.repo.dirstate:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
313 nuke.append(wfn)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
314 for wfn in nuke:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
315 root, fn = self.split(wfn)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
316 del self.dir(self.statustrees[key], root)[fn]
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
317 del self.dir(self.tree, root)[fn]
6287
c86207d41512 Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6239
diff changeset
318
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
319 def scan(self, topdir=''):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
320 self.handle_timeout()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
321 ds = self.repo.dirstate._map.copy()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
322 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
323 for root, dirs, files in walk(self.repo, topdir):
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
324 for d in dirs:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
325 self.add_watch(join(root, d), self.mask)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
326 wroot = root[len(self.wprefix):]
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
327 d = self.dir(self.tree, wroot)
8334
0695288e8c37 inotify: inotify.server.walk() filetype is never used, do not yield it
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8325
diff changeset
328 for fn in files:
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
329 wfn = join(wroot, fn)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
330 self.updatestatus(wfn, self.getstat(wfn))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
331 ds.pop(wfn, None)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
332 wtopdir = topdir
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
333 if wtopdir and wtopdir[-1] != '/':
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
334 wtopdir += '/'
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
335 for wfn, state in ds.iteritems():
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
336 if not wfn.startswith(wtopdir):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
337 continue
7302
972737252d05 inotify: server raising an error when removing a file (issue1371)
Gerard Korsten <soonkia77@gmail.com>
parents: 7280
diff changeset
338 try:
972737252d05 inotify: server raising an error when removing a file (issue1371)
Gerard Korsten <soonkia77@gmail.com>
parents: 7280
diff changeset
339 st = self.stat(wfn)
972737252d05 inotify: server raising an error when removing a file (issue1371)
Gerard Korsten <soonkia77@gmail.com>
parents: 7280
diff changeset
340 except OSError:
972737252d05 inotify: server raising an error when removing a file (issue1371)
Gerard Korsten <soonkia77@gmail.com>
parents: 7280
diff changeset
341 status = state[0]
8382
6f44b1adc948 inotify: RepoWatcher.updatestatus: document & use meaningful parameter names
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8381
diff changeset
342 self.updatestatus(wfn, None, newstatus=status)
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
343 else:
7086
4033195d455b inotify: avoid status getting out of sync
Matt Mackall <mpm@selenic.com>
parents: 7085
diff changeset
344 self.updatestatus(wfn, st)
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
345 self.check_deleted('!')
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
346 self.check_deleted('r')
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
347
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
348 def check_dirstate(self):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
349 ds_info = self.dirstate_info()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
350 if ds_info == self.ds_info:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
351 return
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
352 self.ds_info = ds_info
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
353 if not self.ui.debugflag:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
354 self.last_event = None
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
355 self.ui.note(_('%s dirstate reload\n') % self.event_time())
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
356 self.repo.dirstate.invalidate()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
357 self.scan()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
358 self.ui.note(_('%s end dirstate reload\n') % self.event_time())
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
359
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
360 def walk(self, states, tree, prefix=''):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
361 # This is the "inner loop" when talking to the client.
6287
c86207d41512 Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6239
diff changeset
362
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
363 for name, val in tree.iteritems():
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
364 path = join(prefix, name)
7351
5ab0abf27dd9 Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7350
diff changeset
365 try:
5ab0abf27dd9 Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7350
diff changeset
366 if val in states:
5ab0abf27dd9 Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7350
diff changeset
367 yield path, val
5ab0abf27dd9 Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7350
diff changeset
368 except TypeError:
5ab0abf27dd9 Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7350
diff changeset
369 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
370 yield p
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
371
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
372 def update_hgignore(self):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
373 # An update of the ignore file can potentially change the
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
374 # states of all unknown and ignored files.
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
375
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
376 # XXX If the user has other ignore files outside the repo, or
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
377 # changes their list of ignore files at run time, we'll
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
378 # potentially never see changes to them. We could get the
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
379 # client to report to us what ignore data they're using.
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
380 # But it's easier to do nothing than to open that can of
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
381 # worms.
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
382
7085
1fcc282e2c43 inotify: fixup rebuilding ignore
Matt Mackall <mpm@selenic.com>
parents: 7082
diff changeset
383 if '_ignore' in self.repo.dirstate.__dict__:
1fcc282e2c43 inotify: fixup rebuilding ignore
Matt Mackall <mpm@selenic.com>
parents: 7082
diff changeset
384 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
385 self.ui.note(_('rescanning due to .hgignore change\n'))
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
386 self.scan()
6287
c86207d41512 Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6239
diff changeset
387
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
388 def getstat(self, wpath):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
389 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
390 return self.statcache[wpath]
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
391 except KeyError:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
392 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
393 return self.stat(wpath)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
394 except OSError, err:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
395 if err.errno != errno.ENOENT:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
396 raise
6287
c86207d41512 Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6239
diff changeset
397
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
398 def stat(self, wpath):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
399 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
400 st = os.lstat(join(self.wprefix, wpath))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
401 ret = st.st_mode, st.st_size, st.st_mtime
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
402 self.statcache[wpath] = ret
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
403 return ret
7280
810ca383da9c remove unused variables
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7220
diff changeset
404 except OSError:
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
405 self.statcache.pop(wpath, None)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
406 raise
6287
c86207d41512 Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6239
diff changeset
407
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
408 def created(self, wpath):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
409 if wpath == '.hgignore':
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
410 self.update_hgignore()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
411 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
412 st = self.stat(wpath)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
413 if stat.S_ISREG(st[0]):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
414 self.updatestatus(wpath, st)
7280
810ca383da9c remove unused variables
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7220
diff changeset
415 except OSError:
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
416 pass
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
417
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
418 def modified(self, wpath):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
419 if wpath == '.hgignore':
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
420 self.update_hgignore()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
421 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
422 st = self.stat(wpath)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
423 if stat.S_ISREG(st[0]):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
424 if self.repo.dirstate[wpath] in 'lmn':
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
425 self.updatestatus(wpath, st)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
426 except OSError:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
427 pass
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
428
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
429 def deleted(self, wpath):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
430 if wpath == '.hgignore':
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
431 self.update_hgignore()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
432 elif wpath.startswith('.hg/'):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
433 if wpath == '.hg/wlock':
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
434 self.check_dirstate()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
435 return
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
436
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
437 self.updatestatus(wpath, None)
6287
c86207d41512 Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6239
diff changeset
438
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
439 def schedule_work(self, wpath, evt):
8384
483d9b2103da inotify: dic.setdefault(k, d) ; v = dic[k] --> v = dic.setdefault(k, d)
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8383
diff changeset
440 prev = self.eventq.setdefault(wpath, [])
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
441 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
442 if prev and evt == 'm' and prev[-1] in 'cm':
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
443 return
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
444 self.eventq[wpath].append(evt)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
445 finally:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
446 self.deferred += 1
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
447 self.timeout = 250
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
448
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
449 def deferred_event(self, wpath, evt):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
450 if evt == 'c':
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
451 self.created(wpath)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
452 elif evt == 'm':
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
453 self.modified(wpath)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
454 elif evt == 'd':
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
455 self.deleted(wpath)
6287
c86207d41512 Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6239
diff changeset
456
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
457 def process_create(self, wpath, evt):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
458 if self.ui.debugflag:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
459 self.ui.note(_('%s event: created %s\n') %
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
460 (self.event_time(), wpath))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
461
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
462 if evt.mask & inotify.IN_ISDIR:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
463 self.scan(wpath)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
464 else:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
465 self.schedule_work(wpath, 'c')
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
466
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
467 def process_delete(self, wpath, evt):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
468 if self.ui.debugflag:
6961
12163fb21fce i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents: 6909
diff changeset
469 self.ui.note(_('%s event: deleted %s\n') %
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
470 (self.event_time(), wpath))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
471
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
472 if evt.mask & inotify.IN_ISDIR:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
473 self.scan(wpath)
7892
67e59a9886d5 Fixing issue1542, adding a relevant test
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 7451
diff changeset
474 self.schedule_work(wpath, 'd')
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
475
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
476 def process_modify(self, wpath, evt):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
477 if self.ui.debugflag:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
478 self.ui.note(_('%s event: modified %s\n') %
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
479 (self.event_time(), wpath))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
480
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
481 if not (evt.mask & inotify.IN_ISDIR):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
482 self.schedule_work(wpath, 'm')
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
483
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
484 def process_unmount(self, evt):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
485 self.ui.warn(_('filesystem containing %s was unmounted\n') %
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
486 evt.fullpath)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
487 sys.exit(0)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
488
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
489 def handle_event(self, fd, event):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
490 if self.ui.debugflag:
6961
12163fb21fce i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents: 6909
diff changeset
491 self.ui.note(_('%s readable: %d bytes\n') %
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
492 (self.event_time(), self.threshold.readable()))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
493 if not self.threshold():
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
494 if self.registered:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
495 if self.ui.debugflag:
6961
12163fb21fce i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents: 6909
diff changeset
496 self.ui.note(_('%s below threshold - unhooking\n') %
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
497 (self.event_time()))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
498 self.master.poll.unregister(fd)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
499 self.registered = False
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
500 self.timeout = 250
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
501 else:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
502 self.read_events()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
503
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
504 def read_events(self, bufsize=None):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
505 events = self.watcher.read(bufsize)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
506 if self.ui.debugflag:
6961
12163fb21fce i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents: 6909
diff changeset
507 self.ui.note(_('%s reading %d events\n') %
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
508 (self.event_time(), len(events)))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
509 for evt in events:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
510 wpath = self.wpath(evt)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
511 if evt.mask & inotify.IN_UNMOUNT:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
512 self.process_unmount(wpath, evt)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
513 elif evt.mask & (inotify.IN_MODIFY | inotify.IN_ATTRIB):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
514 self.process_modify(wpath, evt)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
515 elif evt.mask & (inotify.IN_DELETE | inotify.IN_DELETE_SELF |
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
516 inotify.IN_MOVED_FROM):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
517 self.process_delete(wpath, evt)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
518 elif evt.mask & (inotify.IN_CREATE | inotify.IN_MOVED_TO):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
519 self.process_create(wpath, evt)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
520
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
521 def handle_timeout(self):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
522 if not self.registered:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
523 if self.ui.debugflag:
6961
12163fb21fce i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents: 6909
diff changeset
524 self.ui.note(_('%s hooking back up with %d bytes readable\n') %
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
525 (self.event_time(), self.threshold.readable()))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
526 self.read_events(0)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
527 self.master.poll.register(self, select.POLLIN)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
528 self.registered = True
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
529
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
530 if self.eventq:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
531 if self.ui.debugflag:
6961
12163fb21fce i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents: 6909
diff changeset
532 self.ui.note(_('%s processing %d deferred events as %d\n') %
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
533 (self.event_time(), self.deferred,
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
534 len(self.eventq)))
8209
a1a5a57efe90 replace util.sort with sorted built-in
Matt Mackall <mpm@selenic.com>
parents: 7892
diff changeset
535 for wpath, evts in sorted(self.eventq.iteritems()):
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
536 for evt in evts:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
537 self.deferred_event(wpath, evt)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
538 self.eventq.clear()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
539 self.deferred = 0
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
540 self.timeout = None
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
541
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
542 def shutdown(self):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
543 self.watcher.close()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
544
8385
1536501ade62 inotify: Coding Style: name classes in lowercase.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8384
diff changeset
545 class server(object):
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
546 poll_events = select.POLLIN
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
547
8335
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
548 def __init__(self, ui, repo, repowatcher, timeout):
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
549 self.ui = ui
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
550 self.repo = repo
8335
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
551 self.repowatcher = repowatcher
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
552 self.timeout = timeout
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
553 self.sock = socket.socket(socket.AF_UNIX)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
554 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
555 self.realsockpath = None
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
556 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
557 self.sock.bind(self.sockpath)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
558 except socket.error, err:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
559 if err[0] == errno.EADDRINUSE:
6997
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
560 raise AlreadyStartedException(_('could not start server: %s')
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
561 % err[1])
6997
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
562 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
563 tempdir = tempfile.mkdtemp(prefix="hg-inotify-")
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
564 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
565 try:
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
566 self.sock.bind(self.realsockpath)
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
567 os.symlink(self.realsockpath, self.sockpath)
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
568 except (OSError, socket.error), inst:
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
569 try:
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
570 os.unlink(self.realsockpath)
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
571 except:
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
572 pass
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
573 os.rmdir(tempdir)
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
574 if inst.errno == errno.EEXIST:
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
575 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
576 % inst.strerror)
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
577 raise
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
578 else:
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
579 raise
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
580 self.sock.listen(5)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
581 self.fileno = self.sock.fileno
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
582
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
583 def handle_timeout(self):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
584 pass
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
585
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
586 def handle_event(self, fd, event):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
587 sock, addr = self.sock.accept()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
588
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
589 cs = common.recvcs(sock)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
590 version = ord(cs.read(1))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
591
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
592 sock.sendall(chr(common.version))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
593
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
594 if version != common.version:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
595 self.ui.warn(_('received query from incompatible client '
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
596 'version %d\n') % version)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
597 return
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
598
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
599 names = cs.read().split('\0')
6287
c86207d41512 Spacing cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6239
diff changeset
600
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
601 states = names.pop()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
602
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
603 self.ui.note(_('answering query for %r\n') % states)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
604
8335
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
605 if self.repowatcher.timeout:
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
606 # We got a query while a rescan is pending. Make sure we
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
607 # rescan before responding, or we could give back a wrong
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
608 # answer.
8335
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
609 self.repowatcher.handle_timeout()
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
610
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
611 if not names:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
612 def genresult(states, tree):
8335
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
613 for fn, state in self.repowatcher.walk(states, tree):
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
614 yield fn
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
615 else:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
616 def genresult(states, tree):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
617 for fn in names:
8335
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
618 l = self.repowatcher.lookup(fn, tree)
7351
5ab0abf27dd9 Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7350
diff changeset
619 try:
5ab0abf27dd9 Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7350
diff changeset
620 if l in states:
5ab0abf27dd9 Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7350
diff changeset
621 yield fn
5ab0abf27dd9 Backed out changeset c5dbe86b0fee (issue1375)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 7350
diff changeset
622 except TypeError:
8335
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
623 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
624 yield f
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
625
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
626 results = ['\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
627 genresult('l', self.repowatcher.statustrees['l']),
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
628 genresult('m', self.repowatcher.statustrees['m']),
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
629 genresult('a', self.repowatcher.statustrees['a']),
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
630 genresult('r', self.repowatcher.statustrees['r']),
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
631 genresult('!', self.repowatcher.statustrees['!']),
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
632 '?' in states
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
633 and genresult('?', self.repowatcher.statustrees['?'])
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
634 or [],
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
635 [],
8335
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
636 'c' in states and genresult('n', self.repowatcher.tree) or [],
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
637 ]]
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
638
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
639 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
640 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
641 sock.sendall(struct.pack(common.resphdrfmt,
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
642 *map(len, results)))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
643 sock.sendall(''.join(results))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
644 finally:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
645 sock.shutdown(socket.SHUT_WR)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
646 except socket.error, err:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
647 if err[0] != errno.EPIPE:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
648 raise
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
649
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
650 def shutdown(self):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
651 self.sock.close()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
652 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
653 os.unlink(self.sockpath)
6997
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
654 if self.realsockpath:
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
655 os.unlink(self.realsockpath)
9c4e488f105e inotify: workaround ENAMETOOLONG by using symlinks
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6994
diff changeset
656 os.rmdir(os.path.dirname(self.realsockpath))
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
657 except OSError, err:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
658 if err.errno != errno.ENOENT:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
659 raise
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
660
8385
1536501ade62 inotify: Coding Style: name classes in lowercase.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8384
diff changeset
661 class master(object):
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
662 def __init__(self, ui, repo, timeout=None):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
663 self.ui = ui
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
664 self.repo = repo
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
665 self.poll = select.poll()
8385
1536501ade62 inotify: Coding Style: name classes in lowercase.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8384
diff changeset
666 self.repowatcher = repowatcher(ui, repo, self)
1536501ade62 inotify: Coding Style: name classes in lowercase.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8384
diff changeset
667 self.server = server(ui, repo, self.repowatcher, timeout)
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
668 self.table = {}
8335
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
669 for obj in (self.repowatcher, self.server):
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
670 fd = obj.fileno()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
671 self.table[fd] = obj
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
672 self.poll.register(fd, obj.poll_events)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
673
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
674 def register(self, fd, mask):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
675 self.poll.register(fd, mask)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
676
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
677 def shutdown(self):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
678 for obj in self.table.itervalues():
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
679 obj.shutdown()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
680
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
681 def run(self):
8335
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
682 self.repowatcher.setup()
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
683 self.ui.note(_('finished setup\n'))
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
684 if os.getenv('TIME_STARTUP'):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
685 sys.exit(0)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
686 while True:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
687 timeout = None
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
688 timeobj = None
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
689 for obj in self.table.itervalues():
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
690 if obj.timeout is not None and (timeout is None or obj.timeout < timeout):
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
691 timeout, timeobj = obj.timeout, obj
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
692 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
693 if self.ui.debugflag:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
694 if timeout is None:
6961
12163fb21fce i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents: 6909
diff changeset
695 self.ui.note(_('polling: no timeout\n'))
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
696 else:
6961
12163fb21fce i18n: mark strings for translation in inotify extension
Martin Geisler <mg@daimi.au.dk>
parents: 6909
diff changeset
697 self.ui.note(_('polling: %sms timeout\n') % timeout)
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
698 events = self.poll.poll(timeout)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
699 except select.error, err:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
700 if err[0] == errno.EINTR:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
701 continue
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
702 raise
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
703 if events:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
704 for fd, event in events:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
705 self.table[fd].handle_event(fd, event)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
706 elif timeobj:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
707 timeobj.handle_timeout()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
708
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
709 def start(ui, repo):
7451
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
710 def closefds(ignore):
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
711 # (from python bug #1177468)
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
712 # close all inherited file descriptors
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
713 # 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
714 # 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
715 # 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
716 try:
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
717 os.urandom(4)
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
718 urandom_fd = getattr(os, '_urandomfd', None)
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
719 except AttributeError:
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
720 urandom_fd = None
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
721 ignore.append(urandom_fd)
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
722 for fd in range(3, 256):
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
723 if fd in ignore:
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
724 continue
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
725 try:
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
726 os.close(fd)
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
727 except OSError:
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
728 pass
fca9947652ce inotify: close most file descriptors when autostarting
Brendan Cully <brendan@kublai.com>
parents: 7420
diff changeset
729
8385
1536501ade62 inotify: Coding Style: name classes in lowercase.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8384
diff changeset
730 m = master(ui, repo)
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
731 sys.stdout.flush()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
732 sys.stderr.flush()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
733
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
734 pid = os.fork()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
735 if pid:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
736 return pid
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
737
8335
713ec3f9c9de inotify: Clarify the use of "watcher" name.
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8334
diff changeset
738 closefds([m.server.fileno(), m.repowatcher.fileno()])
6239
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
739 os.setsid()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
740
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
741 fd = os.open('/dev/null', os.O_RDONLY)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
742 os.dup2(fd, 0)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
743 if fd > 0:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
744 os.close(fd)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
745
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
746 fd = os.open(ui.config('inotify', 'log', '/dev/null'),
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
747 os.O_RDWR | os.O_CREAT | os.O_TRUNC)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
748 os.dup2(fd, 1)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
749 os.dup2(fd, 2)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
750 if fd > 2:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
751 os.close(fd)
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
752
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
753 try:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
754 m.run()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
755 finally:
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
756 m.shutdown()
39cfcef4f463 Add inotify extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
757 os._exit(0)