Mercurial > hg
annotate mercurial/hg.py @ 12583:903828be7397
mq: explain qpush -f better
author | Mads Kiilerich <mads@kiilerich.com> |
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date | Wed, 29 Sep 2010 01:32:50 +0200 |
parents | 40852b4b910c |
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1 # hg.py - repository classes for mercurial |
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2 # |
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3 # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
2859 | 4 # Copyright 2006 Vadim Gelfer <vadim.gelfer@gmail.com> |
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5 # |
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6 # This software may be used and distributed according to the terms of the |
10263 | 7 # GNU General Public License version 2 or any later version. |
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8 |
3891 | 9 from i18n import _ |
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10 from lock import release |
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11 from node import hex, nullid, nullrev, short |
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12 import localrepo, bundlerepo, httprepo, sshrepo, statichttprepo |
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13 import lock, util, extensions, error, encoding, node |
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14 import cmdutil, discovery, url, changegroup |
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15 import merge as mergemod |
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16 import verify as verifymod |
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17 import errno, os, shutil |
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18 |
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19 def _local(path): |
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20 path = util.expandpath(util.drop_scheme('file', path)) |
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21 return (os.path.isfile(path) and bundlerepo or localrepo) |
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22 |
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23 def addbranchrevs(lrepo, repo, branches, revs): |
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24 hashbranch, branches = branches |
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25 if not hashbranch and not branches: |
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26 return revs or None, revs and revs[0] or None |
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27 revs = revs and list(revs) or [] |
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28 if not repo.capable('branchmap'): |
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29 if branches: |
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30 raise util.Abort(_("remote branch lookup not supported")) |
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31 revs.append(hashbranch) |
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32 return revs, revs[0] |
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33 branchmap = repo.branchmap() |
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34 |
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35 def primary(butf8): |
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36 if butf8 == '.': |
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37 if not lrepo or not lrepo.local(): |
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38 raise util.Abort(_("dirstate branch not accessible")) |
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39 butf8 = lrepo.dirstate.branch() |
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40 if butf8 in branchmap: |
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41 revs.extend(node.hex(r) for r in reversed(branchmap[butf8])) |
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42 return True |
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43 else: |
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44 return False |
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45 |
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46 for branch in branches: |
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47 butf8 = encoding.fromlocal(branch) |
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48 if not primary(butf8): |
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49 raise error.RepoLookupError(_("unknown branch '%s'") % branch) |
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50 if hashbranch: |
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51 butf8 = encoding.fromlocal(hashbranch) |
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52 if not primary(butf8): |
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53 revs.append(hashbranch) |
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54 return revs, revs[0] |
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55 |
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56 def parseurl(url, branches=None): |
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57 '''parse url#branch, returning (url, (branch, branches))''' |
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58 |
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59 if '#' not in url: |
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60 return url, (None, branches or []) |
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61 url, branch = url.split('#', 1) |
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62 return url, (branch, branches or []) |
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63 |
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64 schemes = { |
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65 'bundle': bundlerepo, |
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66 'file': _local, |
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67 'http': httprepo, |
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68 'https': httprepo, |
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69 'ssh': sshrepo, |
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70 'static-http': statichttprepo, |
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71 } |
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72 |
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73 def _lookup(path): |
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74 scheme = 'file' |
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75 if path: |
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76 c = path.find(':') |
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77 if c > 0: |
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78 scheme = path[:c] |
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79 thing = schemes.get(scheme) or schemes['file'] |
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80 try: |
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81 return thing(path) |
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82 except TypeError: |
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83 return thing |
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84 |
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85 def islocal(repo): |
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86 '''return true if repo or path is local''' |
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87 if isinstance(repo, str): |
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88 try: |
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89 return _lookup(repo).islocal(repo) |
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90 except AttributeError: |
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91 return False |
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92 return repo.local() |
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93 |
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94 def repository(ui, path='', create=False): |
2774 | 95 """return a repository object for the specified path""" |
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96 repo = _lookup(path).instance(ui, path, create) |
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97 ui = getattr(repo, "ui", ui) |
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98 for name, module in extensions.extensions(): |
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99 hook = getattr(module, 'reposetup', None) |
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100 if hook: |
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101 hook(ui, repo) |
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102 return repo |
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103 |
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104 def defaultdest(source): |
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105 '''return default destination of clone if none is given''' |
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106 return os.path.basename(os.path.normpath(source)) |
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108 def localpath(path): |
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109 if path.startswith('file://localhost/'): |
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110 return path[16:] |
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111 if path.startswith('file://'): |
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112 return path[7:] |
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113 if path.startswith('file:'): |
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114 return path[5:] |
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115 return path |
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116 |
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117 def share(ui, source, dest=None, update=True): |
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118 '''create a shared repository''' |
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119 |
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120 if not islocal(source): |
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121 raise util.Abort(_('can only share local repositories')) |
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122 |
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123 if not dest: |
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124 dest = defaultdest(source) |
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126 dest = ui.expandpath(dest) | |
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127 |
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128 if isinstance(source, str): |
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129 origsource = ui.expandpath(source) |
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130 source, branches = parseurl(origsource) |
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131 srcrepo = repository(ui, source) |
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132 rev, checkout = addbranchrevs(srcrepo, srcrepo, branches, None) |
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133 else: |
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134 srcrepo = source |
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135 origsource = source = srcrepo.url() |
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136 checkout = None |
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137 |
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138 sharedpath = srcrepo.sharedpath # if our source is already sharing |
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139 |
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140 root = os.path.realpath(dest) |
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141 roothg = os.path.join(root, '.hg') |
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142 |
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143 if os.path.exists(roothg): |
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144 raise util.Abort(_('destination already exists')) |
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145 |
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146 if not os.path.isdir(root): |
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147 os.mkdir(root) |
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148 os.mkdir(roothg) |
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149 |
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150 requirements = '' |
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151 try: |
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152 requirements = srcrepo.opener('requires').read() |
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153 except IOError, inst: |
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154 if inst.errno != errno.ENOENT: |
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155 raise |
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156 |
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157 requirements += 'shared\n' |
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158 file(os.path.join(roothg, 'requires'), 'w').write(requirements) |
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159 file(os.path.join(roothg, 'sharedpath'), 'w').write(sharedpath) |
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160 |
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161 default = srcrepo.ui.config('paths', 'default') |
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162 if default: |
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163 f = file(os.path.join(roothg, 'hgrc'), 'w') |
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164 f.write('[paths]\ndefault = %s\n' % default) |
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165 f.close() |
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166 |
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167 r = repository(ui, root) |
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168 |
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169 if update: |
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170 r.ui.status(_("updating working directory\n")) |
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171 if update is not True: |
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172 checkout = update |
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173 for test in (checkout, 'default', 'tip'): |
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174 if test is None: |
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175 continue |
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176 try: |
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177 uprev = r.lookup(test) |
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178 break |
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179 except error.RepoLookupError: |
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180 continue |
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181 _update(r, uprev) |
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182 |
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183 def clone(ui, source, dest=None, pull=False, rev=None, update=True, |
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184 stream=False, branch=None): |
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185 """Make a copy of an existing repository. |
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186 |
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187 Create a copy of an existing repository in a new directory. The |
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188 source and destination are URLs, as passed to the repository |
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189 function. Returns a pair of repository objects, the source and |
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190 newly created destination. |
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191 |
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192 The location of the source is added to the new repository's |
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193 .hg/hgrc file, as the default to be used for future pulls and |
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194 pushes. |
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195 |
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196 If an exception is raised, the partly cloned/updated destination |
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197 repository will be deleted. |
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198 |
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199 Arguments: |
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200 |
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201 source: repository object or URL |
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202 |
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203 dest: URL of destination repository to create (defaults to base |
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204 name of source repository) |
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205 |
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206 pull: always pull from source repository, even in local case |
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207 |
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208 stream: stream raw data uncompressed from repository (fast over |
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209 LAN, slow over WAN) |
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210 |
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211 rev: revision to clone up to (implies pull=True) |
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212 |
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213 update: update working directory after clone completes, if |
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214 destination is local repository (True means update to default rev, |
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215 anything else is treated as a revision) |
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216 |
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217 branch: branches to clone |
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218 """ |
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219 |
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220 if isinstance(source, str): |
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221 origsource = ui.expandpath(source) |
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222 source, branch = parseurl(origsource, branch) |
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223 src_repo = repository(ui, source) |
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224 else: |
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225 src_repo = source |
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226 branch = (None, branch or []) |
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227 origsource = source = src_repo.url() |
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228 rev, checkout = addbranchrevs(src_repo, src_repo, branch, rev) |
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229 |
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230 if dest is None: |
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231 dest = defaultdest(source) |
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232 ui.status(_("destination directory: %s\n") % dest) |
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234 dest = ui.expandpath(dest) | |
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235 |
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236 dest = localpath(dest) |
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237 source = localpath(source) |
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238 |
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239 if os.path.exists(dest): |
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240 if not os.path.isdir(dest): |
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241 raise util.Abort(_("destination '%s' already exists") % dest) |
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242 elif os.listdir(dest): |
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243 raise util.Abort(_("destination '%s' is not empty") % dest) |
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244 |
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245 class DirCleanup(object): |
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246 def __init__(self, dir_): |
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247 self.rmtree = shutil.rmtree |
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248 self.dir_ = dir_ |
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249 def close(self): |
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250 self.dir_ = None |
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251 def cleanup(self): |
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252 if self.dir_: |
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253 self.rmtree(self.dir_, True) |
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254 |
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255 src_lock = dest_lock = dir_cleanup = None |
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256 try: |
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257 if islocal(dest): |
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258 dir_cleanup = DirCleanup(dest) |
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259 |
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260 abspath = origsource |
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261 copy = False |
6315 | 262 if src_repo.cancopy() and islocal(dest): |
5248 | 263 abspath = os.path.abspath(util.drop_scheme('file', origsource)) |
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264 copy = not pull and not rev |
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265 |
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266 if copy: |
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267 try: |
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268 # we use a lock here because if we race with commit, we |
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269 # can end up with extra data in the cloned revlogs that's |
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270 # not pointed to by changesets, thus causing verify to |
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271 # fail |
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272 src_lock = src_repo.lock(wait=False) |
7640 | 273 except error.LockError: |
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274 copy = False |
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275 |
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276 if copy: |
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277 src_repo.hook('preoutgoing', throw=True, source='clone') |
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278 hgdir = os.path.realpath(os.path.join(dest, ".hg")) |
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279 if not os.path.exists(dest): |
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280 os.mkdir(dest) |
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281 else: |
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282 # only clean up directories we create ourselves |
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283 dir_cleanup.dir_ = hgdir |
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284 try: |
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285 dest_path = hgdir |
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286 os.mkdir(dest_path) |
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287 except OSError, inst: |
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288 if inst.errno == errno.EEXIST: |
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289 dir_cleanup.close() |
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290 raise util.Abort(_("destination '%s' already exists") |
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291 % dest) |
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292 raise |
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293 |
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294 hardlink = None |
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295 num = 0 |
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296 for f in src_repo.store.copylist(): |
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297 src = os.path.join(src_repo.sharedpath, f) |
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298 dst = os.path.join(dest_path, f) |
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299 dstbase = os.path.dirname(dst) |
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300 if dstbase and not os.path.exists(dstbase): |
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301 os.mkdir(dstbase) |
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302 if os.path.exists(src): |
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303 if dst.endswith('data'): |
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304 # lock to avoid premature writing to the target |
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305 dest_lock = lock.lock(os.path.join(dstbase, "lock")) |
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306 hardlink, n = util.copyfiles(src, dst, hardlink) |
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307 num += n |
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308 if hardlink: |
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309 ui.debug("linked %d files\n" % num) |
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310 else: |
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311 ui.debug("copied %d files\n" % num) |
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312 |
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313 # we need to re-init the repo after manually copying the data |
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314 # into it |
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315 dest_repo = repository(ui, dest) |
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316 src_repo.hook('outgoing', source='clone', |
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317 node=node.hex(node.nullid)) |
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318 else: |
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319 try: |
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320 dest_repo = repository(ui, dest, create=True) |
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321 except OSError, inst: |
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322 if inst.errno == errno.EEXIST: |
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323 dir_cleanup.close() |
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324 raise util.Abort(_("destination '%s' already exists") |
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325 % dest) |
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326 raise |
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327 |
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328 revs = None |
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329 if rev: |
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330 if 'lookup' not in src_repo.capabilities: |
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331 raise util.Abort(_("src repository does not support " |
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332 "revision lookup and so doesn't " |
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333 "support clone by revision")) |
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334 revs = [src_repo.lookup(r) for r in rev] |
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335 checkout = revs[0] |
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336 if dest_repo.local(): |
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337 dest_repo.clone(src_repo, heads=revs, stream=stream) |
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338 elif src_repo.local(): |
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339 src_repo.push(dest_repo, revs=revs) |
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340 else: |
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341 raise util.Abort(_("clone from remote to remote not supported")) |
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342 |
5186 | 343 if dir_cleanup: |
344 dir_cleanup.close() | |
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345 |
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346 if dest_repo.local(): |
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347 fp = dest_repo.opener("hgrc", "w", text=True) |
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348 fp.write("[paths]\n") |
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349 fp.write("default = %s\n" % abspath) |
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350 fp.close() |
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351 |
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352 dest_repo.ui.setconfig('paths', 'default', abspath) |
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353 |
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354 if update: |
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355 if update is not True: |
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356 checkout = update |
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357 if src_repo.local(): |
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358 checkout = src_repo.lookup(update) |
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359 for test in (checkout, 'default', 'tip'): |
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360 if test is None: |
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361 continue |
5248 | 362 try: |
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363 uprev = dest_repo.lookup(test) |
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364 break |
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365 except error.RepoLookupError: |
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366 continue |
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367 bn = dest_repo[uprev].branch() |
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Branch name printed since a3d73b3e1f8a now in local encoding.
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368 dest_repo.ui.status(_("updating to branch %s\n") |
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369 % encoding.tolocal(bn)) |
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370 _update(dest_repo, uprev) |
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371 |
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372 return src_repo, dest_repo |
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373 finally: |
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374 release(src_lock, dest_lock) |
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375 if dir_cleanup is not None: |
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376 dir_cleanup.cleanup() |
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377 |
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378 def _showstats(repo, stats): |
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379 repo.ui.status(_("%d files updated, %d files merged, " |
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380 "%d files removed, %d files unresolved\n") % stats) |
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381 |
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382 def update(repo, node): |
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383 """update the working directory to node, merging linear changes""" |
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384 stats = mergemod.update(repo, node, False, False, None) |
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385 _showstats(repo, stats) |
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386 if stats[3]: |
6518 | 387 repo.ui.status(_("use 'hg resolve' to retry unresolved file merges\n")) |
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388 return stats[3] > 0 |
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389 |
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390 # naming conflict in clone() |
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391 _update = update |
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392 |
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393 def clean(repo, node, show_stats=True): |
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394 """forcibly switch the working directory to node, clobbering changes""" |
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395 stats = mergemod.update(repo, node, False, True, None) |
10282
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many, many trivial check-code fixups
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|
396 if show_stats: |
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397 _showstats(repo, stats) |
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398 return stats[3] > 0 |
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|
399 |
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|
400 def merge(repo, node, force=None, remind=True): |
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401 """branch merge with node, resolving changes""" |
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402 stats = mergemod.update(repo, node, True, force, False) |
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403 _showstats(repo, stats) |
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|
404 if stats[3]: |
7821
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merge: better error messages to lead users to hg update --clean to abandon merges.
Augie Fackler <durin42@gmail.com>
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|
405 repo.ui.status(_("use 'hg resolve' to retry unresolved file merges " |
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f2daa6ab514a
merge: suggest 'hg up -C .' for discarding changes, not 'hg up -C'
Brodie Rao <brodie@bitheap.org>
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|
406 "or 'hg update -C .' to abandon\n")) |
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|
407 elif remind: |
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408 repo.ui.status(_("(branch merge, don't forget to commit)\n")) |
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409 return stats[3] > 0 |
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|
410 |
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|
411 def incoming(ui, repo, source, opts): |
12400
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|
412 def recurse(): |
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|
413 ret = 1 |
40852b4b910c
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|
414 if opts.get('subrepos'): |
40852b4b910c
incoming/outgoing: Fix recursion on sub repositories
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parents:
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|
415 ctx = repo[None] |
40852b4b910c
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|
416 for subpath in sorted(ctx.substate): |
40852b4b910c
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|
417 sub = ctx.sub(subpath) |
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|
418 ret = min(ret, sub.incoming(ui, source, opts)) |
40852b4b910c
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|
419 return ret |
40852b4b910c
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changeset
|
420 |
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|
421 limit = cmdutil.loglimit(opts) |
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|
422 source, branches = parseurl(ui.expandpath(source), opts.get('branch')) |
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|
423 other = repository(remoteui(repo, opts), source) |
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|
424 ui.status(_('comparing with %s\n') % url.hidepassword(source)) |
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|
425 revs, checkout = addbranchrevs(repo, other, branches, opts.get('rev')) |
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changeset
|
426 if revs: |
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|
427 revs = [other.lookup(rev) for rev in revs] |
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changeset
|
428 |
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changeset
|
429 tmp = discovery.findcommonincoming(repo, other, heads=revs, |
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changeset
|
430 force=opts.get('force')) |
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changeset
|
431 common, incoming, rheads = tmp |
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changeset
|
432 if not incoming: |
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changeset
|
433 try: |
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changeset
|
434 os.unlink(opts["bundle"]) |
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changeset
|
435 except: |
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diff
changeset
|
436 pass |
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changeset
|
437 ui.status(_("no changes found\n")) |
12400
40852b4b910c
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Erik Zielke <ez@aragost.com>
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changeset
|
438 return recurse() |
12273
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changeset
|
439 |
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changeset
|
440 cleanup = None |
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changeset
|
441 try: |
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changeset
|
442 fname = opts["bundle"] |
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changeset
|
443 if fname or not other.local(): |
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|
444 # create a bundle (uncompressed if other repo is not local) |
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changeset
|
445 |
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changeset
|
446 if revs is None and other.capable('changegroupsubset'): |
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changeset
|
447 revs = rheads |
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changeset
|
448 |
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changeset
|
449 if revs is None: |
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changeset
|
450 cg = other.changegroup(incoming, "incoming") |
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|
451 else: |
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changeset
|
452 cg = other.changegroupsubset(incoming, revs, 'incoming') |
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changeset
|
453 bundletype = other.local() and "HG10BZ" or "HG10UN" |
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changeset
|
454 fname = cleanup = changegroup.writebundle(cg, fname, bundletype) |
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changeset
|
455 # keep written bundle? |
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|
456 if opts["bundle"]: |
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|
457 cleanup = None |
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changeset
|
458 if not other.local(): |
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|
459 # use the created uncompressed bundlerepo |
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|
460 other = bundlerepo.bundlerepository(ui, repo.root, fname) |
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|
461 |
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|
462 o = other.changelog.nodesbetween(incoming, revs)[0] |
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|
463 if opts.get('newest_first'): |
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|
464 o.reverse() |
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|
465 displayer = cmdutil.show_changeset(ui, other, opts) |
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|
466 count = 0 |
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|
467 for n in o: |
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|
468 if limit is not None and count >= limit: |
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|
469 break |
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|
470 parents = [p for p in other.changelog.parents(n) if p != nullid] |
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|
471 if opts.get('no_merges') and len(parents) == 2: |
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|
472 continue |
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473 count += 1 |
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474 displayer.show(other[n]) |
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475 displayer.close() |
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476 finally: |
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477 if hasattr(other, 'close'): |
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478 other.close() |
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479 if cleanup: |
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480 os.unlink(cleanup) |
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481 recurse() |
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482 return 0 # exit code is zero since we found incoming changes |
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483 |
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484 def outgoing(ui, repo, dest, opts): |
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485 def recurse(): |
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486 ret = 1 |
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487 if opts.get('subrepos'): |
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488 ctx = repo[None] |
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489 for subpath in sorted(ctx.substate): |
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490 sub = ctx.sub(subpath) |
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491 ret = min(ret, sub.outgoing(ui, dest, opts)) |
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492 return ret |
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493 |
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494 limit = cmdutil.loglimit(opts) |
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495 dest = ui.expandpath(dest or 'default-push', dest or 'default') |
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496 dest, branches = parseurl(dest, opts.get('branch')) |
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497 revs, checkout = addbranchrevs(repo, repo, branches, opts.get('rev')) |
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498 if revs: |
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499 revs = [repo.lookup(rev) for rev in revs] |
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500 |
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501 other = repository(remoteui(repo, opts), dest) |
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502 ui.status(_('comparing with %s\n') % url.hidepassword(dest)) |
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503 o = discovery.findoutgoing(repo, other, force=opts.get('force')) |
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504 if not o: |
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505 ui.status(_("no changes found\n")) |
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506 return recurse() |
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507 |
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508 o = repo.changelog.nodesbetween(o, revs)[0] |
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509 if opts.get('newest_first'): |
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510 o.reverse() |
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511 displayer = cmdutil.show_changeset(ui, repo, opts) |
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512 count = 0 |
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513 for n in o: |
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514 if limit is not None and count >= limit: |
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515 break |
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516 parents = [p for p in repo.changelog.parents(n) if p != nullid] |
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517 if opts.get('no_merges') and len(parents) == 2: |
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518 continue |
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519 count += 1 |
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520 displayer.show(repo[n]) |
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521 displayer.close() |
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522 recurse() |
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523 return 0 # exit code is zero since we found outgoing changes |
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524 |
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525 def revert(repo, node, choose): |
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526 """revert changes to revision in node without updating dirstate""" |
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527 return mergemod.update(repo, node, False, True, choose)[3] > 0 |
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529 def verify(repo): | |
530 """verify the consistency of a repository""" | |
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531 return verifymod.verify(repo) |
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532 |
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533 def remoteui(src, opts): |
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534 'build a remote ui from ui or repo and opts' |
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535 if hasattr(src, 'baseui'): # looks like a repository |
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536 dst = src.baseui.copy() # drop repo-specific config |
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537 src = src.ui # copy target options from repo |
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538 else: # assume it's a global ui object |
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539 dst = src.copy() # keep all global options |
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540 |
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541 # copy ssh-specific options |
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542 for o in 'ssh', 'remotecmd': |
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543 v = opts.get(o) or src.config('ui', o) |
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544 if v: |
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545 dst.setconfig("ui", o, v) |
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546 |
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547 # copy bundle-specific options |
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548 r = src.config('bundle', 'mainreporoot') |
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549 if r: |
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550 dst.setconfig('bundle', 'mainreporoot', r) |
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551 |
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552 # copy auth and http_proxy section settings |
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553 for sect in ('auth', 'http_proxy'): |
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554 for key, val in src.configitems(sect): |
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555 dst.setconfig(sect, key, val) |
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556 |
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557 return dst |