|
1 # __init__.py - remotefilelog extension |
|
2 # |
|
3 # Copyright 2013 Facebook, Inc. |
|
4 # |
|
5 # This software may be used and distributed according to the terms of the |
|
6 # GNU General Public License version 2 or any later version. |
|
7 """remotefilelog causes Mercurial to lazilly fetch file contents (EXPERIMENTAL) |
|
8 |
|
9 Configs: |
|
10 |
|
11 ``packs.maxchainlen`` specifies the maximum delta chain length in pack files |
|
12 ``packs.maxpacksize`` specifies the maximum pack file size |
|
13 ``packs.maxpackfilecount`` specifies the maximum number of packs in the |
|
14 shared cache (trees only for now) |
|
15 ``remotefilelog.backgroundprefetch`` runs prefetch in background when True |
|
16 ``remotefilelog.bgprefetchrevs`` specifies revisions to fetch on commit and |
|
17 update, and on other commands that use them. Different from pullprefetch. |
|
18 ``remotefilelog.gcrepack`` does garbage collection during repack when True |
|
19 ``remotefilelog.nodettl`` specifies maximum TTL of a node in seconds before |
|
20 it is garbage collected |
|
21 ``remotefilelog.repackonhggc`` runs repack on hg gc when True |
|
22 ``remotefilelog.prefetchdays`` specifies the maximum age of a commit in |
|
23 days after which it is no longer prefetched. |
|
24 ``remotefilelog.prefetchdelay`` specifies delay between background |
|
25 prefetches in seconds after operations that change the working copy parent |
|
26 ``remotefilelog.data.gencountlimit`` constraints the minimum number of data |
|
27 pack files required to be considered part of a generation. In particular, |
|
28 minimum number of packs files > gencountlimit. |
|
29 ``remotefilelog.data.generations`` list for specifying the lower bound of |
|
30 each generation of the data pack files. For example, list ['100MB','1MB'] |
|
31 or ['1MB', '100MB'] will lead to three generations: [0, 1MB), [ |
|
32 1MB, 100MB) and [100MB, infinity). |
|
33 ``remotefilelog.data.maxrepackpacks`` the maximum number of pack files to |
|
34 include in an incremental data repack. |
|
35 ``remotefilelog.data.repackmaxpacksize`` the maximum size of a pack file for |
|
36 it to be considered for an incremental data repack. |
|
37 ``remotefilelog.data.repacksizelimit`` the maximum total size of pack files |
|
38 to include in an incremental data repack. |
|
39 ``remotefilelog.history.gencountlimit`` constraints the minimum number of |
|
40 history pack files required to be considered part of a generation. In |
|
41 particular, minimum number of packs files > gencountlimit. |
|
42 ``remotefilelog.history.generations`` list for specifying the lower bound of |
|
43 each generation of the historhy pack files. For example, list [ |
|
44 '100MB', '1MB'] or ['1MB', '100MB'] will lead to three generations: [ |
|
45 0, 1MB), [1MB, 100MB) and [100MB, infinity). |
|
46 ``remotefilelog.history.maxrepackpacks`` the maximum number of pack files to |
|
47 include in an incremental history repack. |
|
48 ``remotefilelog.history.repackmaxpacksize`` the maximum size of a pack file |
|
49 for it to be considered for an incremental history repack. |
|
50 ``remotefilelog.history.repacksizelimit`` the maximum total size of pack |
|
51 files to include in an incremental history repack. |
|
52 ``remotefilelog.backgroundrepack`` automatically consolidate packs in the |
|
53 background |
|
54 ``remotefilelog.cachepath`` path to cache |
|
55 ``remotefilelog.cachegroup`` if set, make cache directory sgid to this |
|
56 group |
|
57 ``remotefilelog.cacheprocess`` binary to invoke for fetching file data |
|
58 ``remotefilelog.debug`` turn on remotefilelog-specific debug output |
|
59 ``remotefilelog.excludepattern`` pattern of files to exclude from pulls |
|
60 ``remotefilelog.includepattern``pattern of files to include in pulls |
|
61 ``remotefilelog.fetchpacks`` if set, fetch pre-packed files from the server |
|
62 ``remotefilelog.fetchwarning``: message to print when too many |
|
63 single-file fetches occur |
|
64 ``remotefilelog.getfilesstep`` number of files to request in a single RPC |
|
65 ``remotefilelog.getfilestype`` if set to 'threaded' use threads to fetch |
|
66 files, otherwise use optimistic fetching |
|
67 ``remotefilelog.pullprefetch`` revset for selecting files that should be |
|
68 eagerly downloaded rather than lazily |
|
69 ``remotefilelog.reponame`` name of the repo. If set, used to partition |
|
70 data from other repos in a shared store. |
|
71 ``remotefilelog.server`` if true, enable server-side functionality |
|
72 ``remotefilelog.servercachepath`` path for caching blobs on the server |
|
73 ``remotefilelog.serverexpiration`` number of days to keep cached server |
|
74 blobs |
|
75 ``remotefilelog.validatecache`` if set, check cache entries for corruption |
|
76 before returning blobs |
|
77 ``remotefilelog.validatecachelog`` if set, check cache entries for |
|
78 corruption before returning metadata |
|
79 |
|
80 """ |
|
81 from __future__ import absolute_import |
|
82 |
|
83 import os |
|
84 import time |
|
85 import traceback |
|
86 |
|
87 from mercurial.node import hex |
|
88 from mercurial.i18n import _ |
|
89 from mercurial import ( |
|
90 changegroup, |
|
91 changelog, |
|
92 cmdutil, |
|
93 commands, |
|
94 configitems, |
|
95 context, |
|
96 copies, |
|
97 debugcommands as hgdebugcommands, |
|
98 dispatch, |
|
99 error, |
|
100 exchange, |
|
101 extensions, |
|
102 hg, |
|
103 localrepo, |
|
104 match, |
|
105 merge, |
|
106 node as nodemod, |
|
107 patch, |
|
108 registrar, |
|
109 repair, |
|
110 repoview, |
|
111 revset, |
|
112 scmutil, |
|
113 smartset, |
|
114 templatekw, |
|
115 util, |
|
116 ) |
|
117 from . import ( |
|
118 debugcommands, |
|
119 fileserverclient, |
|
120 remotefilectx, |
|
121 remotefilelog, |
|
122 remotefilelogserver, |
|
123 repack as repackmod, |
|
124 shallowbundle, |
|
125 shallowrepo, |
|
126 shallowstore, |
|
127 shallowutil, |
|
128 shallowverifier, |
|
129 ) |
|
130 |
|
131 # ensures debug commands are registered |
|
132 hgdebugcommands.command |
|
133 |
|
134 try: |
|
135 from mercurial import streamclone |
|
136 streamclone._walkstreamfiles |
|
137 hasstreamclone = True |
|
138 except Exception: |
|
139 hasstreamclone = False |
|
140 |
|
141 cmdtable = {} |
|
142 command = registrar.command(cmdtable) |
|
143 |
|
144 configtable = {} |
|
145 configitem = registrar.configitem(configtable) |
|
146 |
|
147 configitem('remotefilelog', 'debug', default=False) |
|
148 |
|
149 configitem('remotefilelog', 'reponame', default='') |
|
150 configitem('remotefilelog', 'cachepath', default=None) |
|
151 configitem('remotefilelog', 'cachegroup', default=None) |
|
152 configitem('remotefilelog', 'cacheprocess', default=None) |
|
153 configitem('remotefilelog', 'cacheprocess.includepath', default=None) |
|
154 configitem("remotefilelog", "cachelimit", default="1000 GB") |
|
155 |
|
156 configitem('remotefilelog', 'fetchpacks', default=False) |
|
157 configitem('remotefilelog', 'fallbackpath', default=configitems.dynamicdefault, |
|
158 alias=[('remotefilelog', 'fallbackrepo')]) |
|
159 |
|
160 configitem('remotefilelog', 'validatecachelog', default=None) |
|
161 configitem('remotefilelog', 'validatecache', default='on') |
|
162 configitem('remotefilelog', 'server', default=None) |
|
163 configitem('remotefilelog', 'servercachepath', default=None) |
|
164 configitem("remotefilelog", "serverexpiration", default=30) |
|
165 configitem('remotefilelog', 'backgroundrepack', default=False) |
|
166 configitem('remotefilelog', 'bgprefetchrevs', default=None) |
|
167 configitem('remotefilelog', 'pullprefetch', default=None) |
|
168 configitem('remotefilelog', 'backgroundprefetch', default=False) |
|
169 configitem('remotefilelog', 'prefetchdelay', default=120) |
|
170 configitem('remotefilelog', 'prefetchdays', default=14) |
|
171 |
|
172 configitem('remotefilelog', 'getfilesstep', default=10000) |
|
173 configitem('remotefilelog', 'getfilestype', default='optimistic') |
|
174 configitem('remotefilelog', 'batchsize', configitems.dynamicdefault) |
|
175 configitem('remotefilelog', 'fetchwarning', default='') |
|
176 |
|
177 configitem('remotefilelog', 'includepattern', default=None) |
|
178 configitem('remotefilelog', 'excludepattern', default=None) |
|
179 |
|
180 configitem('remotefilelog', 'gcrepack', default=False) |
|
181 configitem('remotefilelog', 'repackonhggc', default=False) |
|
182 configitem('remotefilelog', 'datapackversion', default=0) |
|
183 configitem('repack', 'chainorphansbysize', default=True) |
|
184 |
|
185 configitem('packs', 'maxpacksize', default=0) |
|
186 configitem('packs', 'maxchainlen', default=1000) |
|
187 |
|
188 configitem('remotefilelog', 'historypackv1', default=False) |
|
189 # default TTL limit is 30 days |
|
190 _defaultlimit = 60 * 60 * 24 * 30 |
|
191 configitem('remotefilelog', 'nodettl', default=_defaultlimit) |
|
192 |
|
193 configitem('remotefilelog', 'data.gencountlimit', default=2), |
|
194 configitem('remotefilelog', 'data.generations', |
|
195 default=['1GB', '100MB', '1MB']) |
|
196 configitem('remotefilelog', 'data.maxrepackpacks', default=50) |
|
197 configitem('remotefilelog', 'data.repackmaxpacksize', default='4GB') |
|
198 configitem('remotefilelog', 'data.repacksizelimit', default='100MB') |
|
199 |
|
200 configitem('remotefilelog', 'history.gencountlimit', default=2), |
|
201 configitem('remotefilelog', 'history.generations', default=['100MB']) |
|
202 configitem('remotefilelog', 'history.maxrepackpacks', default=50) |
|
203 configitem('remotefilelog', 'history.repackmaxpacksize', default='400MB') |
|
204 configitem('remotefilelog', 'history.repacksizelimit', default='100MB') |
|
205 |
|
206 # Note for extension authors: ONLY specify testedwith = 'ships-with-hg-core' for |
|
207 # extensions which SHIP WITH MERCURIAL. Non-mainline extensions should |
|
208 # be specifying the version(s) of Mercurial they are tested with, or |
|
209 # leave the attribute unspecified. |
|
210 testedwith = 'ships-with-hg-core' |
|
211 |
|
212 repoclass = localrepo.localrepository |
|
213 repoclass._basesupported.add(shallowrepo.requirement) |
|
214 |
|
215 def uisetup(ui): |
|
216 """Wraps user facing Mercurial commands to swap them out with shallow |
|
217 versions. |
|
218 """ |
|
219 hg.wirepeersetupfuncs.append(fileserverclient.peersetup) |
|
220 |
|
221 entry = extensions.wrapcommand(commands.table, 'clone', cloneshallow) |
|
222 entry[1].append(('', 'shallow', None, |
|
223 _("create a shallow clone which uses remote file " |
|
224 "history"))) |
|
225 |
|
226 extensions.wrapcommand(commands.table, 'debugindex', |
|
227 debugcommands.debugindex) |
|
228 extensions.wrapcommand(commands.table, 'debugindexdot', |
|
229 debugcommands.debugindexdot) |
|
230 extensions.wrapcommand(commands.table, 'log', log) |
|
231 extensions.wrapcommand(commands.table, 'pull', pull) |
|
232 |
|
233 # Prevent 'hg manifest --all' |
|
234 def _manifest(orig, ui, repo, *args, **opts): |
|
235 if shallowrepo.requirement in repo.requirements and opts.get('all'): |
|
236 raise error.Abort(_("--all is not supported in a shallow repo")) |
|
237 |
|
238 return orig(ui, repo, *args, **opts) |
|
239 extensions.wrapcommand(commands.table, "manifest", _manifest) |
|
240 |
|
241 # Wrap remotefilelog with lfs code |
|
242 def _lfsloaded(loaded=False): |
|
243 lfsmod = None |
|
244 try: |
|
245 lfsmod = extensions.find('lfs') |
|
246 except KeyError: |
|
247 pass |
|
248 if lfsmod: |
|
249 lfsmod.wrapfilelog(remotefilelog.remotefilelog) |
|
250 fileserverclient._lfsmod = lfsmod |
|
251 extensions.afterloaded('lfs', _lfsloaded) |
|
252 |
|
253 # debugdata needs remotefilelog.len to work |
|
254 extensions.wrapcommand(commands.table, 'debugdata', debugdatashallow) |
|
255 |
|
256 def cloneshallow(orig, ui, repo, *args, **opts): |
|
257 if opts.get('shallow'): |
|
258 repos = [] |
|
259 def pull_shallow(orig, self, *args, **kwargs): |
|
260 if shallowrepo.requirement not in self.requirements: |
|
261 repos.append(self.unfiltered()) |
|
262 # set up the client hooks so the post-clone update works |
|
263 setupclient(self.ui, self.unfiltered()) |
|
264 |
|
265 # setupclient fixed the class on the repo itself |
|
266 # but we also need to fix it on the repoview |
|
267 if isinstance(self, repoview.repoview): |
|
268 self.__class__.__bases__ = (self.__class__.__bases__[0], |
|
269 self.unfiltered().__class__) |
|
270 self.requirements.add(shallowrepo.requirement) |
|
271 self._writerequirements() |
|
272 |
|
273 # Since setupclient hadn't been called, exchange.pull was not |
|
274 # wrapped. So we need to manually invoke our version of it. |
|
275 return exchangepull(orig, self, *args, **kwargs) |
|
276 else: |
|
277 return orig(self, *args, **kwargs) |
|
278 extensions.wrapfunction(exchange, 'pull', pull_shallow) |
|
279 |
|
280 # Wrap the stream logic to add requirements and to pass include/exclude |
|
281 # patterns around. |
|
282 def setup_streamout(repo, remote): |
|
283 # Replace remote.stream_out with a version that sends file |
|
284 # patterns. |
|
285 def stream_out_shallow(orig): |
|
286 caps = remote.capabilities() |
|
287 if shallowrepo.requirement in caps: |
|
288 opts = {} |
|
289 if repo.includepattern: |
|
290 opts['includepattern'] = '\0'.join(repo.includepattern) |
|
291 if repo.excludepattern: |
|
292 opts['excludepattern'] = '\0'.join(repo.excludepattern) |
|
293 return remote._callstream('stream_out_shallow', **opts) |
|
294 else: |
|
295 return orig() |
|
296 extensions.wrapfunction(remote, 'stream_out', stream_out_shallow) |
|
297 if hasstreamclone: |
|
298 def stream_wrap(orig, op): |
|
299 setup_streamout(op.repo, op.remote) |
|
300 return orig(op) |
|
301 extensions.wrapfunction( |
|
302 streamclone, 'maybeperformlegacystreamclone', stream_wrap) |
|
303 |
|
304 def canperformstreamclone(orig, pullop, bundle2=False): |
|
305 # remotefilelog is currently incompatible with the |
|
306 # bundle2 flavor of streamclones, so force us to use |
|
307 # v1 instead. |
|
308 if 'v2' in pullop.remotebundle2caps.get('stream', []): |
|
309 pullop.remotebundle2caps['stream'] = [ |
|
310 c for c in pullop.remotebundle2caps['stream'] |
|
311 if c != 'v2'] |
|
312 if bundle2: |
|
313 return False, None |
|
314 supported, requirements = orig(pullop, bundle2=bundle2) |
|
315 if requirements is not None: |
|
316 requirements.add(shallowrepo.requirement) |
|
317 return supported, requirements |
|
318 extensions.wrapfunction( |
|
319 streamclone, 'canperformstreamclone', canperformstreamclone) |
|
320 else: |
|
321 def stream_in_shallow(orig, repo, remote, requirements): |
|
322 setup_streamout(repo, remote) |
|
323 requirements.add(shallowrepo.requirement) |
|
324 return orig(repo, remote, requirements) |
|
325 extensions.wrapfunction( |
|
326 localrepo.localrepository, 'stream_in', stream_in_shallow) |
|
327 |
|
328 try: |
|
329 orig(ui, repo, *args, **opts) |
|
330 finally: |
|
331 if opts.get('shallow'): |
|
332 for r in repos: |
|
333 if util.safehasattr(r, 'fileservice'): |
|
334 r.fileservice.close() |
|
335 |
|
336 def debugdatashallow(orig, *args, **kwds): |
|
337 oldlen = remotefilelog.remotefilelog.__len__ |
|
338 try: |
|
339 remotefilelog.remotefilelog.__len__ = lambda x: 1 |
|
340 return orig(*args, **kwds) |
|
341 finally: |
|
342 remotefilelog.remotefilelog.__len__ = oldlen |
|
343 |
|
344 def reposetup(ui, repo): |
|
345 if not isinstance(repo, localrepo.localrepository): |
|
346 return |
|
347 |
|
348 # put here intentionally bc doesnt work in uisetup |
|
349 ui.setconfig('hooks', 'update.prefetch', wcpprefetch) |
|
350 ui.setconfig('hooks', 'commit.prefetch', wcpprefetch) |
|
351 |
|
352 isserverenabled = ui.configbool('remotefilelog', 'server') |
|
353 isshallowclient = shallowrepo.requirement in repo.requirements |
|
354 |
|
355 if isserverenabled and isshallowclient: |
|
356 raise RuntimeError("Cannot be both a server and shallow client.") |
|
357 |
|
358 if isshallowclient: |
|
359 setupclient(ui, repo) |
|
360 |
|
361 if isserverenabled: |
|
362 remotefilelogserver.setupserver(ui, repo) |
|
363 |
|
364 def setupclient(ui, repo): |
|
365 if not isinstance(repo, localrepo.localrepository): |
|
366 return |
|
367 |
|
368 # Even clients get the server setup since they need to have the |
|
369 # wireprotocol endpoints registered. |
|
370 remotefilelogserver.onetimesetup(ui) |
|
371 onetimeclientsetup(ui) |
|
372 |
|
373 shallowrepo.wraprepo(repo) |
|
374 repo.store = shallowstore.wrapstore(repo.store) |
|
375 |
|
376 clientonetime = False |
|
377 def onetimeclientsetup(ui): |
|
378 global clientonetime |
|
379 if clientonetime: |
|
380 return |
|
381 clientonetime = True |
|
382 |
|
383 changegroup.cgpacker = shallowbundle.shallowcg1packer |
|
384 |
|
385 extensions.wrapfunction(changegroup, '_addchangegroupfiles', |
|
386 shallowbundle.addchangegroupfiles) |
|
387 extensions.wrapfunction( |
|
388 changegroup, 'makechangegroup', shallowbundle.makechangegroup) |
|
389 |
|
390 def storewrapper(orig, requirements, path, vfstype): |
|
391 s = orig(requirements, path, vfstype) |
|
392 if shallowrepo.requirement in requirements: |
|
393 s = shallowstore.wrapstore(s) |
|
394 |
|
395 return s |
|
396 extensions.wrapfunction(localrepo, 'makestore', storewrapper) |
|
397 |
|
398 extensions.wrapfunction(exchange, 'pull', exchangepull) |
|
399 |
|
400 # prefetch files before update |
|
401 def applyupdates(orig, repo, actions, wctx, mctx, overwrite, labels=None): |
|
402 if shallowrepo.requirement in repo.requirements: |
|
403 manifest = mctx.manifest() |
|
404 files = [] |
|
405 for f, args, msg in actions['g']: |
|
406 files.append((f, hex(manifest[f]))) |
|
407 # batch fetch the needed files from the server |
|
408 repo.fileservice.prefetch(files) |
|
409 return orig(repo, actions, wctx, mctx, overwrite, labels=labels) |
|
410 extensions.wrapfunction(merge, 'applyupdates', applyupdates) |
|
411 |
|
412 # Prefetch merge checkunknownfiles |
|
413 def checkunknownfiles(orig, repo, wctx, mctx, force, actions, |
|
414 *args, **kwargs): |
|
415 if shallowrepo.requirement in repo.requirements: |
|
416 files = [] |
|
417 sparsematch = repo.maybesparsematch(mctx.rev()) |
|
418 for f, (m, actionargs, msg) in actions.iteritems(): |
|
419 if sparsematch and not sparsematch(f): |
|
420 continue |
|
421 if m in ('c', 'dc', 'cm'): |
|
422 files.append((f, hex(mctx.filenode(f)))) |
|
423 elif m == 'dg': |
|
424 f2 = actionargs[0] |
|
425 files.append((f2, hex(mctx.filenode(f2)))) |
|
426 # batch fetch the needed files from the server |
|
427 repo.fileservice.prefetch(files) |
|
428 return orig(repo, wctx, mctx, force, actions, *args, **kwargs) |
|
429 extensions.wrapfunction(merge, '_checkunknownfiles', checkunknownfiles) |
|
430 |
|
431 # Prefetch files before status attempts to look at their size and contents |
|
432 def checklookup(orig, self, files): |
|
433 repo = self._repo |
|
434 if shallowrepo.requirement in repo.requirements: |
|
435 prefetchfiles = [] |
|
436 for parent in self._parents: |
|
437 for f in files: |
|
438 if f in parent: |
|
439 prefetchfiles.append((f, hex(parent.filenode(f)))) |
|
440 # batch fetch the needed files from the server |
|
441 repo.fileservice.prefetch(prefetchfiles) |
|
442 return orig(self, files) |
|
443 extensions.wrapfunction(context.workingctx, '_checklookup', checklookup) |
|
444 |
|
445 # Prefetch the logic that compares added and removed files for renames |
|
446 def findrenames(orig, repo, matcher, added, removed, *args, **kwargs): |
|
447 if shallowrepo.requirement in repo.requirements: |
|
448 files = [] |
|
449 parentctx = repo['.'] |
|
450 for f in removed: |
|
451 files.append((f, hex(parentctx.filenode(f)))) |
|
452 # batch fetch the needed files from the server |
|
453 repo.fileservice.prefetch(files) |
|
454 return orig(repo, matcher, added, removed, *args, **kwargs) |
|
455 extensions.wrapfunction(scmutil, '_findrenames', findrenames) |
|
456 |
|
457 # prefetch files before mergecopies check |
|
458 def computenonoverlap(orig, repo, c1, c2, *args, **kwargs): |
|
459 u1, u2 = orig(repo, c1, c2, *args, **kwargs) |
|
460 if shallowrepo.requirement in repo.requirements: |
|
461 m1 = c1.manifest() |
|
462 m2 = c2.manifest() |
|
463 files = [] |
|
464 |
|
465 sparsematch1 = repo.maybesparsematch(c1.rev()) |
|
466 if sparsematch1: |
|
467 sparseu1 = [] |
|
468 for f in u1: |
|
469 if sparsematch1(f): |
|
470 files.append((f, hex(m1[f]))) |
|
471 sparseu1.append(f) |
|
472 u1 = sparseu1 |
|
473 |
|
474 sparsematch2 = repo.maybesparsematch(c2.rev()) |
|
475 if sparsematch2: |
|
476 sparseu2 = [] |
|
477 for f in u2: |
|
478 if sparsematch2(f): |
|
479 files.append((f, hex(m2[f]))) |
|
480 sparseu2.append(f) |
|
481 u2 = sparseu2 |
|
482 |
|
483 # batch fetch the needed files from the server |
|
484 repo.fileservice.prefetch(files) |
|
485 return u1, u2 |
|
486 extensions.wrapfunction(copies, '_computenonoverlap', computenonoverlap) |
|
487 |
|
488 # prefetch files before pathcopies check |
|
489 def computeforwardmissing(orig, a, b, match=None): |
|
490 missing = list(orig(a, b, match=match)) |
|
491 repo = a._repo |
|
492 if shallowrepo.requirement in repo.requirements: |
|
493 mb = b.manifest() |
|
494 |
|
495 files = [] |
|
496 sparsematch = repo.maybesparsematch(b.rev()) |
|
497 if sparsematch: |
|
498 sparsemissing = [] |
|
499 for f in missing: |
|
500 if sparsematch(f): |
|
501 files.append((f, hex(mb[f]))) |
|
502 sparsemissing.append(f) |
|
503 missing = sparsemissing |
|
504 |
|
505 # batch fetch the needed files from the server |
|
506 repo.fileservice.prefetch(files) |
|
507 return missing |
|
508 extensions.wrapfunction(copies, '_computeforwardmissing', |
|
509 computeforwardmissing) |
|
510 |
|
511 # close cache miss server connection after the command has finished |
|
512 def runcommand(orig, lui, repo, *args, **kwargs): |
|
513 try: |
|
514 return orig(lui, repo, *args, **kwargs) |
|
515 finally: |
|
516 # repo can be None when running in chg: |
|
517 # - at startup, reposetup was called because serve is not norepo |
|
518 # - a norepo command like "help" is called |
|
519 if repo and shallowrepo.requirement in repo.requirements: |
|
520 repo.fileservice.close() |
|
521 extensions.wrapfunction(dispatch, 'runcommand', runcommand) |
|
522 |
|
523 # disappointing hacks below |
|
524 templatekw.getrenamedfn = getrenamedfn |
|
525 extensions.wrapfunction(revset, 'filelog', filelogrevset) |
|
526 revset.symbols['filelog'] = revset.filelog |
|
527 extensions.wrapfunction(cmdutil, 'walkfilerevs', walkfilerevs) |
|
528 |
|
529 # prevent strip from stripping remotefilelogs |
|
530 def _collectbrokencsets(orig, repo, files, striprev): |
|
531 if shallowrepo.requirement in repo.requirements: |
|
532 files = list([f for f in files if not repo.shallowmatch(f)]) |
|
533 return orig(repo, files, striprev) |
|
534 extensions.wrapfunction(repair, '_collectbrokencsets', _collectbrokencsets) |
|
535 |
|
536 # Don't commit filelogs until we know the commit hash, since the hash |
|
537 # is present in the filelog blob. |
|
538 # This violates Mercurial's filelog->manifest->changelog write order, |
|
539 # but is generally fine for client repos. |
|
540 pendingfilecommits = [] |
|
541 def addrawrevision(orig, self, rawtext, transaction, link, p1, p2, node, |
|
542 flags, cachedelta=None, _metatuple=None): |
|
543 if isinstance(link, int): |
|
544 pendingfilecommits.append( |
|
545 (self, rawtext, transaction, link, p1, p2, node, flags, |
|
546 cachedelta, _metatuple)) |
|
547 return node |
|
548 else: |
|
549 return orig(self, rawtext, transaction, link, p1, p2, node, flags, |
|
550 cachedelta, _metatuple=_metatuple) |
|
551 extensions.wrapfunction( |
|
552 remotefilelog.remotefilelog, 'addrawrevision', addrawrevision) |
|
553 |
|
554 def changelogadd(orig, self, *args): |
|
555 oldlen = len(self) |
|
556 node = orig(self, *args) |
|
557 newlen = len(self) |
|
558 if oldlen != newlen: |
|
559 for oldargs in pendingfilecommits: |
|
560 log, rt, tr, link, p1, p2, n, fl, c, m = oldargs |
|
561 linknode = self.node(link) |
|
562 if linknode == node: |
|
563 log.addrawrevision(rt, tr, linknode, p1, p2, n, fl, c, m) |
|
564 else: |
|
565 raise error.ProgrammingError( |
|
566 'pending multiple integer revisions are not supported') |
|
567 else: |
|
568 # "link" is actually wrong here (it is set to len(changelog)) |
|
569 # if changelog remains unchanged, skip writing file revisions |
|
570 # but still do a sanity check about pending multiple revisions |
|
571 if len(set(x[3] for x in pendingfilecommits)) > 1: |
|
572 raise error.ProgrammingError( |
|
573 'pending multiple integer revisions are not supported') |
|
574 del pendingfilecommits[:] |
|
575 return node |
|
576 extensions.wrapfunction(changelog.changelog, 'add', changelogadd) |
|
577 |
|
578 # changectx wrappers |
|
579 def filectx(orig, self, path, fileid=None, filelog=None): |
|
580 if fileid is None: |
|
581 fileid = self.filenode(path) |
|
582 if (shallowrepo.requirement in self._repo.requirements and |
|
583 self._repo.shallowmatch(path)): |
|
584 return remotefilectx.remotefilectx(self._repo, path, |
|
585 fileid=fileid, changectx=self, filelog=filelog) |
|
586 return orig(self, path, fileid=fileid, filelog=filelog) |
|
587 extensions.wrapfunction(context.changectx, 'filectx', filectx) |
|
588 |
|
589 def workingfilectx(orig, self, path, filelog=None): |
|
590 if (shallowrepo.requirement in self._repo.requirements and |
|
591 self._repo.shallowmatch(path)): |
|
592 return remotefilectx.remoteworkingfilectx(self._repo, |
|
593 path, workingctx=self, filelog=filelog) |
|
594 return orig(self, path, filelog=filelog) |
|
595 extensions.wrapfunction(context.workingctx, 'filectx', workingfilectx) |
|
596 |
|
597 # prefetch required revisions before a diff |
|
598 def trydiff(orig, repo, revs, ctx1, ctx2, modified, added, removed, |
|
599 copy, getfilectx, *args, **kwargs): |
|
600 if shallowrepo.requirement in repo.requirements: |
|
601 prefetch = [] |
|
602 mf1 = ctx1.manifest() |
|
603 for fname in modified + added + removed: |
|
604 if fname in mf1: |
|
605 fnode = getfilectx(fname, ctx1).filenode() |
|
606 # fnode can be None if it's a edited working ctx file |
|
607 if fnode: |
|
608 prefetch.append((fname, hex(fnode))) |
|
609 if fname not in removed: |
|
610 fnode = getfilectx(fname, ctx2).filenode() |
|
611 if fnode: |
|
612 prefetch.append((fname, hex(fnode))) |
|
613 |
|
614 repo.fileservice.prefetch(prefetch) |
|
615 |
|
616 return orig(repo, revs, ctx1, ctx2, modified, added, removed, |
|
617 copy, getfilectx, *args, **kwargs) |
|
618 extensions.wrapfunction(patch, 'trydiff', trydiff) |
|
619 |
|
620 # Prevent verify from processing files |
|
621 # a stub for mercurial.hg.verify() |
|
622 def _verify(orig, repo): |
|
623 lock = repo.lock() |
|
624 try: |
|
625 return shallowverifier.shallowverifier(repo).verify() |
|
626 finally: |
|
627 lock.release() |
|
628 |
|
629 extensions.wrapfunction(hg, 'verify', _verify) |
|
630 |
|
631 scmutil.fileprefetchhooks.add('remotefilelog', _fileprefetchhook) |
|
632 |
|
633 def getrenamedfn(repo, endrev=None): |
|
634 rcache = {} |
|
635 |
|
636 def getrenamed(fn, rev): |
|
637 '''looks up all renames for a file (up to endrev) the first |
|
638 time the file is given. It indexes on the changerev and only |
|
639 parses the manifest if linkrev != changerev. |
|
640 Returns rename info for fn at changerev rev.''' |
|
641 if rev in rcache.setdefault(fn, {}): |
|
642 return rcache[fn][rev] |
|
643 |
|
644 try: |
|
645 fctx = repo[rev].filectx(fn) |
|
646 for ancestor in fctx.ancestors(): |
|
647 if ancestor.path() == fn: |
|
648 renamed = ancestor.renamed() |
|
649 rcache[fn][ancestor.rev()] = renamed |
|
650 |
|
651 return fctx.renamed() |
|
652 except error.LookupError: |
|
653 return None |
|
654 |
|
655 return getrenamed |
|
656 |
|
657 def walkfilerevs(orig, repo, match, follow, revs, fncache): |
|
658 if not shallowrepo.requirement in repo.requirements: |
|
659 return orig(repo, match, follow, revs, fncache) |
|
660 |
|
661 # remotefilelog's can't be walked in rev order, so throw. |
|
662 # The caller will see the exception and walk the commit tree instead. |
|
663 if not follow: |
|
664 raise cmdutil.FileWalkError("Cannot walk via filelog") |
|
665 |
|
666 wanted = set() |
|
667 minrev, maxrev = min(revs), max(revs) |
|
668 |
|
669 pctx = repo['.'] |
|
670 for filename in match.files(): |
|
671 if filename not in pctx: |
|
672 raise error.Abort(_('cannot follow file not in parent ' |
|
673 'revision: "%s"') % filename) |
|
674 fctx = pctx[filename] |
|
675 |
|
676 linkrev = fctx.linkrev() |
|
677 if linkrev >= minrev and linkrev <= maxrev: |
|
678 fncache.setdefault(linkrev, []).append(filename) |
|
679 wanted.add(linkrev) |
|
680 |
|
681 for ancestor in fctx.ancestors(): |
|
682 linkrev = ancestor.linkrev() |
|
683 if linkrev >= minrev and linkrev <= maxrev: |
|
684 fncache.setdefault(linkrev, []).append(ancestor.path()) |
|
685 wanted.add(linkrev) |
|
686 |
|
687 return wanted |
|
688 |
|
689 def filelogrevset(orig, repo, subset, x): |
|
690 """``filelog(pattern)`` |
|
691 Changesets connected to the specified filelog. |
|
692 |
|
693 For performance reasons, ``filelog()`` does not show every changeset |
|
694 that affects the requested file(s). See :hg:`help log` for details. For |
|
695 a slower, more accurate result, use ``file()``. |
|
696 """ |
|
697 |
|
698 if not shallowrepo.requirement in repo.requirements: |
|
699 return orig(repo, subset, x) |
|
700 |
|
701 # i18n: "filelog" is a keyword |
|
702 pat = revset.getstring(x, _("filelog requires a pattern")) |
|
703 m = match.match(repo.root, repo.getcwd(), [pat], default='relpath', |
|
704 ctx=repo[None]) |
|
705 s = set() |
|
706 |
|
707 if not match.patkind(pat): |
|
708 # slow |
|
709 for r in subset: |
|
710 ctx = repo[r] |
|
711 cfiles = ctx.files() |
|
712 for f in m.files(): |
|
713 if f in cfiles: |
|
714 s.add(ctx.rev()) |
|
715 break |
|
716 else: |
|
717 # partial |
|
718 files = (f for f in repo[None] if m(f)) |
|
719 for f in files: |
|
720 fctx = repo[None].filectx(f) |
|
721 s.add(fctx.linkrev()) |
|
722 for actx in fctx.ancestors(): |
|
723 s.add(actx.linkrev()) |
|
724 |
|
725 return smartset.baseset([r for r in subset if r in s]) |
|
726 |
|
727 @command('gc', [], _('hg gc [REPO...]'), norepo=True) |
|
728 def gc(ui, *args, **opts): |
|
729 '''garbage collect the client and server filelog caches |
|
730 ''' |
|
731 cachepaths = set() |
|
732 |
|
733 # get the system client cache |
|
734 systemcache = shallowutil.getcachepath(ui, allowempty=True) |
|
735 if systemcache: |
|
736 cachepaths.add(systemcache) |
|
737 |
|
738 # get repo client and server cache |
|
739 repopaths = [] |
|
740 pwd = ui.environ.get('PWD') |
|
741 if pwd: |
|
742 repopaths.append(pwd) |
|
743 |
|
744 repopaths.extend(args) |
|
745 repos = [] |
|
746 for repopath in repopaths: |
|
747 try: |
|
748 repo = hg.peer(ui, {}, repopath) |
|
749 repos.append(repo) |
|
750 |
|
751 repocache = shallowutil.getcachepath(repo.ui, allowempty=True) |
|
752 if repocache: |
|
753 cachepaths.add(repocache) |
|
754 except error.RepoError: |
|
755 pass |
|
756 |
|
757 # gc client cache |
|
758 for cachepath in cachepaths: |
|
759 gcclient(ui, cachepath) |
|
760 |
|
761 # gc server cache |
|
762 for repo in repos: |
|
763 remotefilelogserver.gcserver(ui, repo._repo) |
|
764 |
|
765 def gcclient(ui, cachepath): |
|
766 # get list of repos that use this cache |
|
767 repospath = os.path.join(cachepath, 'repos') |
|
768 if not os.path.exists(repospath): |
|
769 ui.warn(_("no known cache at %s\n") % cachepath) |
|
770 return |
|
771 |
|
772 reposfile = open(repospath, 'r') |
|
773 repos = set([r[:-1] for r in reposfile.readlines()]) |
|
774 reposfile.close() |
|
775 |
|
776 # build list of useful files |
|
777 validrepos = [] |
|
778 keepkeys = set() |
|
779 |
|
780 _analyzing = _("analyzing repositories") |
|
781 |
|
782 sharedcache = None |
|
783 filesrepacked = False |
|
784 |
|
785 count = 0 |
|
786 for path in repos: |
|
787 ui.progress(_analyzing, count, unit="repos", total=len(repos)) |
|
788 count += 1 |
|
789 try: |
|
790 path = ui.expandpath(os.path.normpath(path)) |
|
791 except TypeError as e: |
|
792 ui.warn(_("warning: malformed path: %r:%s\n") % (path, e)) |
|
793 traceback.print_exc() |
|
794 continue |
|
795 try: |
|
796 peer = hg.peer(ui, {}, path) |
|
797 repo = peer._repo |
|
798 except error.RepoError: |
|
799 continue |
|
800 |
|
801 validrepos.append(path) |
|
802 |
|
803 # Protect against any repo or config changes that have happened since |
|
804 # this repo was added to the repos file. We'd rather this loop succeed |
|
805 # and too much be deleted, than the loop fail and nothing gets deleted. |
|
806 if shallowrepo.requirement not in repo.requirements: |
|
807 continue |
|
808 |
|
809 if not util.safehasattr(repo, 'name'): |
|
810 ui.warn(_("repo %s is a misconfigured remotefilelog repo\n") % path) |
|
811 continue |
|
812 |
|
813 # If garbage collection on repack and repack on hg gc are enabled |
|
814 # then loose files are repacked and garbage collected. |
|
815 # Otherwise regular garbage collection is performed. |
|
816 repackonhggc = repo.ui.configbool('remotefilelog', 'repackonhggc') |
|
817 gcrepack = repo.ui.configbool('remotefilelog', 'gcrepack') |
|
818 if repackonhggc and gcrepack: |
|
819 try: |
|
820 repackmod.incrementalrepack(repo) |
|
821 filesrepacked = True |
|
822 continue |
|
823 except (IOError, repackmod.RepackAlreadyRunning): |
|
824 # If repack cannot be performed due to not enough disk space |
|
825 # continue doing garbage collection of loose files w/o repack |
|
826 pass |
|
827 |
|
828 reponame = repo.name |
|
829 if not sharedcache: |
|
830 sharedcache = repo.sharedstore |
|
831 |
|
832 # Compute a keepset which is not garbage collected |
|
833 def keyfn(fname, fnode): |
|
834 return fileserverclient.getcachekey(reponame, fname, hex(fnode)) |
|
835 keepkeys = repackmod.keepset(repo, keyfn=keyfn, lastkeepkeys=keepkeys) |
|
836 |
|
837 ui.progress(_analyzing, None) |
|
838 |
|
839 # write list of valid repos back |
|
840 oldumask = os.umask(0o002) |
|
841 try: |
|
842 reposfile = open(repospath, 'w') |
|
843 reposfile.writelines([("%s\n" % r) for r in validrepos]) |
|
844 reposfile.close() |
|
845 finally: |
|
846 os.umask(oldumask) |
|
847 |
|
848 # prune cache |
|
849 if sharedcache is not None: |
|
850 sharedcache.gc(keepkeys) |
|
851 elif not filesrepacked: |
|
852 ui.warn(_("warning: no valid repos in repofile\n")) |
|
853 |
|
854 def log(orig, ui, repo, *pats, **opts): |
|
855 if shallowrepo.requirement not in repo.requirements: |
|
856 return orig(ui, repo, *pats, **opts) |
|
857 |
|
858 follow = opts.get('follow') |
|
859 revs = opts.get('rev') |
|
860 if pats: |
|
861 # Force slowpath for non-follow patterns and follows that start from |
|
862 # non-working-copy-parent revs. |
|
863 if not follow or revs: |
|
864 # This forces the slowpath |
|
865 opts['removed'] = True |
|
866 |
|
867 # If this is a non-follow log without any revs specified, recommend that |
|
868 # the user add -f to speed it up. |
|
869 if not follow and not revs: |
|
870 match, pats = scmutil.matchandpats(repo['.'], pats, opts) |
|
871 isfile = not match.anypats() |
|
872 if isfile: |
|
873 for file in match.files(): |
|
874 if not os.path.isfile(repo.wjoin(file)): |
|
875 isfile = False |
|
876 break |
|
877 |
|
878 if isfile: |
|
879 ui.warn(_("warning: file log can be slow on large repos - " + |
|
880 "use -f to speed it up\n")) |
|
881 |
|
882 return orig(ui, repo, *pats, **opts) |
|
883 |
|
884 def revdatelimit(ui, revset): |
|
885 """Update revset so that only changesets no older than 'prefetchdays' days |
|
886 are included. The default value is set to 14 days. If 'prefetchdays' is set |
|
887 to zero or negative value then date restriction is not applied. |
|
888 """ |
|
889 days = ui.configint('remotefilelog', 'prefetchdays') |
|
890 if days > 0: |
|
891 revset = '(%s) & date(-%s)' % (revset, days) |
|
892 return revset |
|
893 |
|
894 def readytofetch(repo): |
|
895 """Check that enough time has passed since the last background prefetch. |
|
896 This only relates to prefetches after operations that change the working |
|
897 copy parent. Default delay between background prefetches is 2 minutes. |
|
898 """ |
|
899 timeout = repo.ui.configint('remotefilelog', 'prefetchdelay') |
|
900 fname = repo.vfs.join('lastprefetch') |
|
901 |
|
902 ready = False |
|
903 with open(fname, 'a'): |
|
904 # the with construct above is used to avoid race conditions |
|
905 modtime = os.path.getmtime(fname) |
|
906 if (time.time() - modtime) > timeout: |
|
907 os.utime(fname, None) |
|
908 ready = True |
|
909 |
|
910 return ready |
|
911 |
|
912 def wcpprefetch(ui, repo, **kwargs): |
|
913 """Prefetches in background revisions specified by bgprefetchrevs revset. |
|
914 Does background repack if backgroundrepack flag is set in config. |
|
915 """ |
|
916 shallow = shallowrepo.requirement in repo.requirements |
|
917 bgprefetchrevs = ui.config('remotefilelog', 'bgprefetchrevs') |
|
918 isready = readytofetch(repo) |
|
919 |
|
920 if not (shallow and bgprefetchrevs and isready): |
|
921 return |
|
922 |
|
923 bgrepack = repo.ui.configbool('remotefilelog', 'backgroundrepack') |
|
924 # update a revset with a date limit |
|
925 bgprefetchrevs = revdatelimit(ui, bgprefetchrevs) |
|
926 |
|
927 def anon(): |
|
928 if util.safehasattr(repo, 'ranprefetch') and repo.ranprefetch: |
|
929 return |
|
930 repo.ranprefetch = True |
|
931 repo.backgroundprefetch(bgprefetchrevs, repack=bgrepack) |
|
932 |
|
933 repo._afterlock(anon) |
|
934 |
|
935 def pull(orig, ui, repo, *pats, **opts): |
|
936 result = orig(ui, repo, *pats, **opts) |
|
937 |
|
938 if shallowrepo.requirement in repo.requirements: |
|
939 # prefetch if it's configured |
|
940 prefetchrevset = ui.config('remotefilelog', 'pullprefetch') |
|
941 bgrepack = repo.ui.configbool('remotefilelog', 'backgroundrepack') |
|
942 bgprefetch = repo.ui.configbool('remotefilelog', 'backgroundprefetch') |
|
943 |
|
944 if prefetchrevset: |
|
945 ui.status(_("prefetching file contents\n")) |
|
946 revs = scmutil.revrange(repo, [prefetchrevset]) |
|
947 base = repo['.'].rev() |
|
948 if bgprefetch: |
|
949 repo.backgroundprefetch(prefetchrevset, repack=bgrepack) |
|
950 else: |
|
951 repo.prefetch(revs, base=base) |
|
952 if bgrepack: |
|
953 repackmod.backgroundrepack(repo, incremental=True) |
|
954 elif bgrepack: |
|
955 repackmod.backgroundrepack(repo, incremental=True) |
|
956 |
|
957 return result |
|
958 |
|
959 def exchangepull(orig, repo, remote, *args, **kwargs): |
|
960 # Hook into the callstream/getbundle to insert bundle capabilities |
|
961 # during a pull. |
|
962 def localgetbundle(orig, source, heads=None, common=None, bundlecaps=None, |
|
963 **kwargs): |
|
964 if not bundlecaps: |
|
965 bundlecaps = set() |
|
966 bundlecaps.add('remotefilelog') |
|
967 return orig(source, heads=heads, common=common, bundlecaps=bundlecaps, |
|
968 **kwargs) |
|
969 |
|
970 if util.safehasattr(remote, '_callstream'): |
|
971 remote._localrepo = repo |
|
972 elif util.safehasattr(remote, 'getbundle'): |
|
973 extensions.wrapfunction(remote, 'getbundle', localgetbundle) |
|
974 |
|
975 return orig(repo, remote, *args, **kwargs) |
|
976 |
|
977 def _fileprefetchhook(repo, revs, match): |
|
978 if shallowrepo.requirement in repo.requirements: |
|
979 allfiles = [] |
|
980 for rev in revs: |
|
981 if rev == nodemod.wdirrev or rev is None: |
|
982 continue |
|
983 ctx = repo[rev] |
|
984 mf = ctx.manifest() |
|
985 sparsematch = repo.maybesparsematch(ctx.rev()) |
|
986 for path in ctx.walk(match): |
|
987 if path.endswith('/'): |
|
988 # Tree manifest that's being excluded as part of narrow |
|
989 continue |
|
990 if (not sparsematch or sparsematch(path)) and path in mf: |
|
991 allfiles.append((path, hex(mf[path]))) |
|
992 repo.fileservice.prefetch(allfiles) |
|
993 |
|
994 @command('debugremotefilelog', [ |
|
995 ('d', 'decompress', None, _('decompress the filelog first')), |
|
996 ], _('hg debugremotefilelog <path>'), norepo=True) |
|
997 def debugremotefilelog(ui, path, **opts): |
|
998 return debugcommands.debugremotefilelog(ui, path, **opts) |
|
999 |
|
1000 @command('verifyremotefilelog', [ |
|
1001 ('d', 'decompress', None, _('decompress the filelogs first')), |
|
1002 ], _('hg verifyremotefilelogs <directory>'), norepo=True) |
|
1003 def verifyremotefilelog(ui, path, **opts): |
|
1004 return debugcommands.verifyremotefilelog(ui, path, **opts) |
|
1005 |
|
1006 @command('debugdatapack', [ |
|
1007 ('', 'long', None, _('print the long hashes')), |
|
1008 ('', 'node', '', _('dump the contents of node'), 'NODE'), |
|
1009 ], _('hg debugdatapack <paths>'), norepo=True) |
|
1010 def debugdatapack(ui, *paths, **opts): |
|
1011 return debugcommands.debugdatapack(ui, *paths, **opts) |
|
1012 |
|
1013 @command('debughistorypack', [ |
|
1014 ], _('hg debughistorypack <path>'), norepo=True) |
|
1015 def debughistorypack(ui, path, **opts): |
|
1016 return debugcommands.debughistorypack(ui, path) |
|
1017 |
|
1018 @command('debugkeepset', [ |
|
1019 ], _('hg debugkeepset')) |
|
1020 def debugkeepset(ui, repo, **opts): |
|
1021 # The command is used to measure keepset computation time |
|
1022 def keyfn(fname, fnode): |
|
1023 return fileserverclient.getcachekey(repo.name, fname, hex(fnode)) |
|
1024 repackmod.keepset(repo, keyfn) |
|
1025 return |
|
1026 |
|
1027 @command('debugwaitonrepack', [ |
|
1028 ], _('hg debugwaitonrepack')) |
|
1029 def debugwaitonrepack(ui, repo, **opts): |
|
1030 return debugcommands.debugwaitonrepack(repo) |
|
1031 |
|
1032 @command('debugwaitonprefetch', [ |
|
1033 ], _('hg debugwaitonprefetch')) |
|
1034 def debugwaitonprefetch(ui, repo, **opts): |
|
1035 return debugcommands.debugwaitonprefetch(repo) |
|
1036 |
|
1037 def resolveprefetchopts(ui, opts): |
|
1038 if not opts.get('rev'): |
|
1039 revset = ['.', 'draft()'] |
|
1040 |
|
1041 prefetchrevset = ui.config('remotefilelog', 'pullprefetch', None) |
|
1042 if prefetchrevset: |
|
1043 revset.append('(%s)' % prefetchrevset) |
|
1044 bgprefetchrevs = ui.config('remotefilelog', 'bgprefetchrevs', None) |
|
1045 if bgprefetchrevs: |
|
1046 revset.append('(%s)' % bgprefetchrevs) |
|
1047 revset = '+'.join(revset) |
|
1048 |
|
1049 # update a revset with a date limit |
|
1050 revset = revdatelimit(ui, revset) |
|
1051 |
|
1052 opts['rev'] = [revset] |
|
1053 |
|
1054 if not opts.get('base'): |
|
1055 opts['base'] = None |
|
1056 |
|
1057 return opts |
|
1058 |
|
1059 @command('prefetch', [ |
|
1060 ('r', 'rev', [], _('prefetch the specified revisions'), _('REV')), |
|
1061 ('', 'repack', False, _('run repack after prefetch')), |
|
1062 ('b', 'base', '', _("rev that is assumed to already be local")), |
|
1063 ] + commands.walkopts, _('hg prefetch [OPTIONS] [FILE...]')) |
|
1064 def prefetch(ui, repo, *pats, **opts): |
|
1065 """prefetch file revisions from the server |
|
1066 |
|
1067 Prefetchs file revisions for the specified revs and stores them in the |
|
1068 local remotefilelog cache. If no rev is specified, the default rev is |
|
1069 used which is the union of dot, draft, pullprefetch and bgprefetchrev. |
|
1070 File names or patterns can be used to limit which files are downloaded. |
|
1071 |
|
1072 Return 0 on success. |
|
1073 """ |
|
1074 if not shallowrepo.requirement in repo.requirements: |
|
1075 raise error.Abort(_("repo is not shallow")) |
|
1076 |
|
1077 opts = resolveprefetchopts(ui, opts) |
|
1078 revs = scmutil.revrange(repo, opts.get('rev')) |
|
1079 repo.prefetch(revs, opts.get('base'), pats, opts) |
|
1080 |
|
1081 # Run repack in background |
|
1082 if opts.get('repack'): |
|
1083 repackmod.backgroundrepack(repo, incremental=True) |
|
1084 |
|
1085 @command('repack', [ |
|
1086 ('', 'background', None, _('run in a background process'), None), |
|
1087 ('', 'incremental', None, _('do an incremental repack'), None), |
|
1088 ('', 'packsonly', None, _('only repack packs (skip loose objects)'), None), |
|
1089 ], _('hg repack [OPTIONS]')) |
|
1090 def repack_(ui, repo, *pats, **opts): |
|
1091 if opts.get('background'): |
|
1092 repackmod.backgroundrepack(repo, incremental=opts.get('incremental'), |
|
1093 packsonly=opts.get('packsonly', False)) |
|
1094 return |
|
1095 |
|
1096 options = {'packsonly': opts.get('packsonly')} |
|
1097 |
|
1098 try: |
|
1099 if opts.get('incremental'): |
|
1100 repackmod.incrementalrepack(repo, options=options) |
|
1101 else: |
|
1102 repackmod.fullrepack(repo, options=options) |
|
1103 except repackmod.RepackAlreadyRunning as ex: |
|
1104 # Don't propogate the exception if the repack is already in |
|
1105 # progress, since we want the command to exit 0. |
|
1106 repo.ui.warn('%s\n' % ex) |