annotate hgext/journal.py @ 29841:d5883fd055c6

extensions: change magic "shipped with hg" string I've caught multiple extensions in the wild lying about being 'internal', so it's time to move the goalposts on people. Goalpost moving will continue until third party extensions stop trying to defeat the system.
author Augie Fackler <augie@google.com>
date Tue, 23 Aug 2016 11:26:08 -0400
parents f2241c13d5a1
children 6d11ae3c4c4b
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1 # journal.py
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2 #
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3 # Copyright 2014-2016 Facebook, Inc.
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4 #
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5 # This software may be used and distributed according to the terms of the
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6 # GNU General Public License version 2 or any later version.
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7 """Track previous positions of bookmarks (EXPERIMENTAL)
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8
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9 This extension adds a new command: `hg journal`, which shows you where
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10 bookmarks were previously located.
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11
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12 """
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13
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14 from __future__ import absolute_import
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15
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16 import collections
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17 import errno
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18 import os
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19 import weakref
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20
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21 from mercurial.i18n import _
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22
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23 from mercurial import (
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24 bookmarks,
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25 cmdutil,
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26 commands,
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27 dispatch,
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28 error,
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29 extensions,
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30 hg,
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31 localrepo,
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32 lock,
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33 node,
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34 util,
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35 )
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36
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37 from . import share
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38
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39 cmdtable = {}
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40 command = cmdutil.command(cmdtable)
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41
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42 # Note for extension authors: ONLY specify testedwith = 'ships-with-hg-core' for
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43 # extensions which SHIP WITH MERCURIAL. Non-mainline extensions should
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44 # be specifying the version(s) of Mercurial they are tested with, or
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45 # leave the attribute unspecified.
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46 testedwith = 'ships-with-hg-core'
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47
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48 # storage format version; increment when the format changes
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49 storageversion = 0
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50
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51 # namespaces
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52 bookmarktype = 'bookmark'
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53 wdirparenttype = 'wdirparent'
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54 # In a shared repository, what shared feature name is used
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55 # to indicate this namespace is shared with the source?
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56 sharednamespaces = {
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57 bookmarktype: hg.sharedbookmarks,
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58 }
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59
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60 # Journal recording, register hooks and storage object
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61 def extsetup(ui):
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62 extensions.wrapfunction(dispatch, 'runcommand', runcommand)
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63 extensions.wrapfunction(bookmarks.bmstore, '_write', recordbookmarks)
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64 extensions.wrapfunction(
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65 localrepo.localrepository.dirstate, 'func', wrapdirstate)
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66 extensions.wrapfunction(hg, 'postshare', wrappostshare)
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67 extensions.wrapfunction(hg, 'copystore', unsharejournal)
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68
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69 def reposetup(ui, repo):
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70 if repo.local():
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71 repo.journal = journalstorage(repo)
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72
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73 def runcommand(orig, lui, repo, cmd, fullargs, *args):
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74 """Track the command line options for recording in the journal"""
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75 journalstorage.recordcommand(*fullargs)
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76 return orig(lui, repo, cmd, fullargs, *args)
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77
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78 # hooks to record dirstate changes
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79 def wrapdirstate(orig, repo):
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80 """Make journal storage available to the dirstate object"""
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81 dirstate = orig(repo)
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82 if util.safehasattr(repo, 'journal'):
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83 dirstate.journalstorage = repo.journal
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84 dirstate.addparentchangecallback('journal', recorddirstateparents)
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85 return dirstate
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86
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87 def recorddirstateparents(dirstate, old, new):
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88 """Records all dirstate parent changes in the journal."""
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89 old = list(old)
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90 new = list(new)
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91 if util.safehasattr(dirstate, 'journalstorage'):
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92 # only record two hashes if there was a merge
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93 oldhashes = old[:1] if old[1] == node.nullid else old
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94 newhashes = new[:1] if new[1] == node.nullid else new
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95 dirstate.journalstorage.record(
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96 wdirparenttype, '.', oldhashes, newhashes)
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97
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98 # hooks to record bookmark changes (both local and remote)
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99 def recordbookmarks(orig, store, fp):
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100 """Records all bookmark changes in the journal."""
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101 repo = store._repo
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102 if util.safehasattr(repo, 'journal'):
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103 oldmarks = bookmarks.bmstore(repo)
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104 for mark, value in store.iteritems():
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105 oldvalue = oldmarks.get(mark, node.nullid)
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106 if value != oldvalue:
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107 repo.journal.record(bookmarktype, mark, oldvalue, value)
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108 return orig(store, fp)
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109
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110 # shared repository support
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111 def _readsharedfeatures(repo):
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112 """A set of shared features for this repository"""
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113 try:
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114 return set(repo.vfs.read('shared').splitlines())
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115 except IOError as inst:
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116 if inst.errno != errno.ENOENT:
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117 raise
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118 return set()
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119
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120 def _mergeentriesiter(*iterables, **kwargs):
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121 """Given a set of sorted iterables, yield the next entry in merged order
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122
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123 Note that by default entries go from most recent to oldest.
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124 """
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125 order = kwargs.pop('order', max)
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126 iterables = [iter(it) for it in iterables]
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127 # this tracks still active iterables; iterables are deleted as they are
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128 # exhausted, which is why this is a dictionary and why each entry also
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129 # stores the key. Entries are mutable so we can store the next value each
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130 # time.
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131 iterable_map = {}
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132 for key, it in enumerate(iterables):
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133 try:
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134 iterable_map[key] = [next(it), key, it]
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135 except StopIteration:
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136 # empty entry, can be ignored
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137 pass
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138
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139 while iterable_map:
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140 value, key, it = order(iterable_map.itervalues())
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141 yield value
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142 try:
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143 iterable_map[key][0] = next(it)
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144 except StopIteration:
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145 # this iterable is empty, remove it from consideration
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146 del iterable_map[key]
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147
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148 def wrappostshare(orig, sourcerepo, destrepo, **kwargs):
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149 """Mark this shared working copy as sharing journal information"""
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150 with destrepo.wlock():
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151 orig(sourcerepo, destrepo, **kwargs)
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152 with destrepo.vfs('shared', 'a') as fp:
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153 fp.write('journal\n')
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154
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155 def unsharejournal(orig, ui, repo, repopath):
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156 """Copy shared journal entries into this repo when unsharing"""
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157 if (repo.path == repopath and repo.shared() and
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158 util.safehasattr(repo, 'journal')):
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159 sharedrepo = share._getsrcrepo(repo)
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160 sharedfeatures = _readsharedfeatures(repo)
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161 if sharedrepo and sharedfeatures > set(['journal']):
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162 # there is a shared repository and there are shared journal entries
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163 # to copy. move shared date over from source to destination but
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164 # move the local file first
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165 if repo.vfs.exists('journal'):
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166 journalpath = repo.join('journal')
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167 util.rename(journalpath, journalpath + '.bak')
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168 storage = repo.journal
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169 local = storage._open(
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170 repo.vfs, filename='journal.bak', _newestfirst=False)
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171 shared = (
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172 e for e in storage._open(sharedrepo.vfs, _newestfirst=False)
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173 if sharednamespaces.get(e.namespace) in sharedfeatures)
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174 for entry in _mergeentriesiter(local, shared, order=min):
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175 storage._write(repo.vfs, entry)
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176
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177 return orig(ui, repo, repopath)
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178
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179 class journalentry(collections.namedtuple(
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180 'journalentry',
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181 'timestamp user command namespace name oldhashes newhashes')):
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182 """Individual journal entry
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183
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184 * timestamp: a mercurial (time, timezone) tuple
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185 * user: the username that ran the command
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186 * namespace: the entry namespace, an opaque string
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187 * name: the name of the changed item, opaque string with meaning in the
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188 namespace
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189 * command: the hg command that triggered this record
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190 * oldhashes: a tuple of one or more binary hashes for the old location
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191 * newhashes: a tuple of one or more binary hashes for the new location
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192
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193 Handles serialisation from and to the storage format. Fields are
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194 separated by newlines, hashes are written out in hex separated by commas,
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195 timestamp and timezone are separated by a space.
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196
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197 """
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198 @classmethod
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199 def fromstorage(cls, line):
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200 (time, user, command, namespace, name,
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201 oldhashes, newhashes) = line.split('\n')
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202 timestamp, tz = time.split()
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203 timestamp, tz = float(timestamp), int(tz)
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204 oldhashes = tuple(node.bin(hash) for hash in oldhashes.split(','))
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205 newhashes = tuple(node.bin(hash) for hash in newhashes.split(','))
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206 return cls(
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207 (timestamp, tz), user, command, namespace, name,
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208 oldhashes, newhashes)
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209
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210 def __str__(self):
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211 """String representation for storage"""
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212 time = ' '.join(map(str, self.timestamp))
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213 oldhashes = ','.join([node.hex(hash) for hash in self.oldhashes])
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214 newhashes = ','.join([node.hex(hash) for hash in self.newhashes])
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215 return '\n'.join((
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216 time, self.user, self.command, self.namespace, self.name,
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217 oldhashes, newhashes))
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218
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219 class journalstorage(object):
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220 """Storage for journal entries
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221
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222 Entries are divided over two files; one with entries that pertain to the
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223 local working copy *only*, and one with entries that are shared across
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224 multiple working copies when shared using the share extension.
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225
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226 Entries are stored with NUL bytes as separators. See the journalentry
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227 class for the per-entry structure.
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228
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229 The file format starts with an integer version, delimited by a NUL.
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230
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231 This storage uses a dedicated lock; this makes it easier to avoid issues
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232 with adding entries that added when the regular wlock is unlocked (e.g.
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233 the dirstate).
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234
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235 """
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236 _currentcommand = ()
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237 _lockref = None
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238
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239 def __init__(self, repo):
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240 self.user = util.getuser()
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241 self.ui = repo.ui
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242 self.vfs = repo.vfs
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243
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244 # is this working copy using a shared storage?
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245 self.sharedfeatures = self.sharedvfs = None
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246 if repo.shared():
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247 features = _readsharedfeatures(repo)
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248 sharedrepo = share._getsrcrepo(repo)
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249 if sharedrepo is not None and 'journal' in features:
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250 self.sharedvfs = sharedrepo.vfs
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251 self.sharedfeatures = features
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252
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253 # track the current command for recording in journal entries
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254 @property
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255 def command(self):
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256 commandstr = ' '.join(
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257 map(util.shellquote, journalstorage._currentcommand))
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258 if '\n' in commandstr:
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259 # truncate multi-line commands
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260 commandstr = commandstr.partition('\n')[0] + ' ...'
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261 return commandstr
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262
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263 @classmethod
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264 def recordcommand(cls, *fullargs):
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265 """Set the current hg arguments, stored with recorded entries"""
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266 # Set the current command on the class because we may have started
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267 # with a non-local repo (cloning for example).
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268 cls._currentcommand = fullargs
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269
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270 def jlock(self, vfs):
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271 """Create a lock for the journal file"""
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272 if self._lockref and self._lockref():
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273 raise error.Abort(_('journal lock does not support nesting'))
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274 desc = _('journal of %s') % vfs.base
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275 try:
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276 l = lock.lock(vfs, 'journal.lock', 0, desc=desc)
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277 except error.LockHeld as inst:
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278 self.ui.warn(
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279 _("waiting for lock on %s held by %r\n") % (desc, inst.locker))
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280 # default to 600 seconds timeout
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281 l = lock.lock(
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282 vfs, 'journal.lock',
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283 int(self.ui.config("ui", "timeout", "600")), desc=desc)
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284 self.ui.warn(_("got lock after %s seconds\n") % l.delay)
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285 self._lockref = weakref.ref(l)
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286 return l
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287
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288 def record(self, namespace, name, oldhashes, newhashes):
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289 """Record a new journal entry
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290
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291 * namespace: an opaque string; this can be used to filter on the type
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292 of recorded entries.
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293 * name: the name defining this entry; for bookmarks, this is the
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294 bookmark name. Can be filtered on when retrieving entries.
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295 * oldhashes and newhashes: each a single binary hash, or a list of
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296 binary hashes. These represent the old and new position of the named
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297 item.
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298
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299 """
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300 if not isinstance(oldhashes, list):
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301 oldhashes = [oldhashes]
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302 if not isinstance(newhashes, list):
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303 newhashes = [newhashes]
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304
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305 entry = journalentry(
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306 util.makedate(), self.user, self.command, namespace, name,
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307 oldhashes, newhashes)
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308
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309 vfs = self.vfs
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diff changeset
310 if self.sharedvfs is not None:
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
311 # write to the shared repository if this feature is being
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
312 # shared between working copies.
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
313 if sharednamespaces.get(namespace) in self.sharedfeatures:
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
314 vfs = self.sharedvfs
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
315
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
316 self._write(vfs, entry)
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
317
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
318 def _write(self, vfs, entry):
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
319 with self.jlock(vfs):
29443
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Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
320 version = None
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
321 # open file in amend mode to ensure it is created if missing
29503
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
322 with vfs('journal', mode='a+b', atomictemp=True) as f:
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
323 f.seek(0, os.SEEK_SET)
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
324 # Read just enough bytes to get a version number (up to 2
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
325 # digits plus separator)
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
326 version = f.read(3).partition('\0')[0]
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
327 if version and version != str(storageversion):
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
328 # different version of the storage. Exit early (and not
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
329 # write anything) if this is not a version we can handle or
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
330 # the file is corrupt. In future, perhaps rotate the file
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
331 # instead?
29502
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
332 self.ui.warn(
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
333 _("unsupported journal file version '%s'\n") % version)
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
334 return
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
335 if not version:
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
336 # empty file, write version first
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
337 f.write(str(storageversion) + '\0')
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
338 f.seek(0, os.SEEK_END)
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
339 f.write(str(entry) + '\0')
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
340
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
341 def filtered(self, namespace=None, name=None):
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Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
342 """Yield all journal entries with the given namespace or name
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
343
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
344 Both the namespace and the name are optional; if neither is given all
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
345 entries in the journal are produced.
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
346
29504
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
347 Matching supports regular expressions by using the `re:` prefix
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
348 (use `literal:` to match names or namespaces that start with `re:`)
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
349
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
350 """
29504
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
351 if namespace is not None:
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
352 namespace = util.stringmatcher(namespace)[-1]
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
353 if name is not None:
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
354 name = util.stringmatcher(name)[-1]
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
355 for entry in self:
29504
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
356 if namespace is not None and not namespace(entry.namespace):
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
357 continue
29504
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
358 if name is not None and not name(entry.name):
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
359 continue
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
360 yield entry
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
361
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
362 def __iter__(self):
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
363 """Iterate over the storage
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
364
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
365 Yields journalentry instances for each contained journal record.
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
366
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
367 """
29503
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
368 local = self._open(self.vfs)
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
369
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
370 if self.sharedvfs is None:
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
371 return local
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
372
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
373 # iterate over both local and shared entries, but only those
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
374 # shared entries that are among the currently shared features
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
375 shared = (
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
376 e for e in self._open(self.sharedvfs)
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
377 if sharednamespaces.get(e.namespace) in self.sharedfeatures)
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
378 return _mergeentriesiter(local, shared)
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
379
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
380 def _open(self, vfs, filename='journal', _newestfirst=True):
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
381 if not vfs.exists(filename):
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
382 return
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
383
29503
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
384 with vfs(filename) as f:
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
385 raw = f.read()
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
386
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
387 lines = raw.split('\0')
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
388 version = lines and lines[0]
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
389 if version != str(storageversion):
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
390 version = version or _('not available')
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
391 raise error.Abort(_("unknown journal file version '%s'") % version)
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
392
29503
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
393 # Skip the first line, it's a version number. Normally we iterate over
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
394 # these in reverse order to list newest first; only when copying across
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
395 # a shared storage do we forgo reversing.
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
396 lines = lines[1:]
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
397 if _newestfirst:
0103b673d6ca journal: add share extension support
Martijn Pieters <mjpieters@fb.com>
parents: 29502
diff changeset
398 lines = reversed(lines)
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
399 for line in lines:
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
400 if not line:
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
401 continue
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
402 yield journalentry.fromstorage(line)
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
403
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
404 # journal reading
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
405 # log options that don't make sense for journal
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
406 _ignoreopts = ('no-merges', 'graph')
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
407 @command(
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
408 'journal', [
29502
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
409 ('', 'all', None, 'show history for all names'),
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
410 ('c', 'commits', None, 'show commit metadata'),
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
411 ] + [opt for opt in commands.logopts if opt[1] not in _ignoreopts],
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
412 '[OPTION]... [BOOKMARKNAME]')
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
413 def journal(ui, repo, *args, **opts):
29502
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
414 """show the previous position of bookmarks and the working copy
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
415
29502
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
416 The journal is used to see the previous commits that bookmarks and the
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
417 working copy pointed to. By default the previous locations for the working
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
418 copy. Passing a bookmark name will show all the previous positions of
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
419 that bookmark. Use the --all switch to show previous locations for all
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
420 bookmarks and the working copy; each line will then include the bookmark
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
421 name, or '.' for the working copy, as well.
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
422
29504
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
423 If `name` starts with `re:`, the remainder of the name is treated as
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
424 a regular expression. To match a name that actually starts with `re:`,
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
425 use the prefix `literal:`.
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
426
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
427 By default hg journal only shows the commit hash and the command that was
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
428 running at that time. -v/--verbose will show the prior hash, the user, and
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
429 the time at which it happened.
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
430
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
431 Use -c/--commits to output log information on each commit hash; at this
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
432 point you can use the usual `--patch`, `--git`, `--stat` and `--template`
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
433 switches to alter the log output for these.
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
434
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
435 `hg journal -T json` can be used to produce machine readable output.
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
436
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
437 """
29502
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
438 name = '.'
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
439 if opts.get('all'):
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
440 if args:
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
441 raise error.Abort(
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
442 _("You can't combine --all and filtering on a name"))
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
443 name = None
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
444 if args:
29502
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
445 name = args[0]
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
446
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
447 fm = ui.formatter('journal', opts)
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
448
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
449 if opts.get("template") != "json":
29502
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
450 if name is None:
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
451 displayname = _('the working copy and bookmarks')
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
452 else:
29502
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
453 displayname = "'%s'" % name
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
454 ui.status(_("previous locations of %s:\n") % displayname)
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
455
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
456 limit = cmdutil.loglimit(opts)
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
457 entry = None
29502
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
458 for count, entry in enumerate(repo.journal.filtered(name=name)):
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
459 if count == limit:
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
460 break
29677
69890b5dd32b journal: use fm.formatlist() to pass hashes in appropriate type (BC)
Yuya Nishihara <yuya@tcha.org>
parents: 29675
diff changeset
461 newhashesstr = fm.formatlist(map(fm.hexfunc, entry.newhashes),
69890b5dd32b journal: use fm.formatlist() to pass hashes in appropriate type (BC)
Yuya Nishihara <yuya@tcha.org>
parents: 29675
diff changeset
462 name='node', sep=',')
69890b5dd32b journal: use fm.formatlist() to pass hashes in appropriate type (BC)
Yuya Nishihara <yuya@tcha.org>
parents: 29675
diff changeset
463 oldhashesstr = fm.formatlist(map(fm.hexfunc, entry.oldhashes),
69890b5dd32b journal: use fm.formatlist() to pass hashes in appropriate type (BC)
Yuya Nishihara <yuya@tcha.org>
parents: 29675
diff changeset
464 name='node', sep=',')
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
465
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
466 fm.startitem()
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
467 fm.condwrite(ui.verbose, 'oldhashes', '%s -> ', oldhashesstr)
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
468 fm.write('newhashes', '%s', newhashesstr)
29502
8361131b4768 journal: add dirstate tracking
Martijn Pieters <mjpieters@fb.com>
parents: 29443
diff changeset
469 fm.condwrite(ui.verbose, 'user', ' %-8s', entry.user)
29504
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
470 fm.condwrite(
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
471 opts.get('all') or name.startswith('re:'),
7503d8874617 journal: add support for seaching by pattern
Martijn Pieters <mjpieters@fb.com>
parents: 29503
diff changeset
472 'name', ' %-8s', entry.name)
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
473
29679
e54bdd3aa23b journal: use fm.formatdate() to pass date tuple in appropriate type (BC)
Yuya Nishihara <yuya@tcha.org>
parents: 29677
diff changeset
474 timestring = fm.formatdate(entry.timestamp, '%Y-%m-%d %H:%M %1%2')
29443
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
475 fm.condwrite(ui.verbose, 'date', ' %s', timestring)
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
476 fm.write('command', ' %s\n', entry.command)
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
477
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
478 if opts.get("commits"):
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
479 displayer = cmdutil.show_changeset(ui, repo, opts, buffered=False)
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
480 for hash in entry.newhashes:
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
481 try:
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
482 ctx = repo[hash]
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
483 displayer.show(ctx)
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
484 except error.RepoLookupError as e:
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
485 fm.write('repolookuperror', "%s\n\n", str(e))
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
486 displayer.close()
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
487
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
488 fm.end()
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
489
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
490 if entry is None:
cf092a3d202a journal: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff changeset
491 ui.status(_("no recorded locations\n"))