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Added a rollback command for debugging. It sets back the heads of the p4 branches to the specified p4 change number or earlier.

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Signed-off-by: Simon Hausmann <shausman@trolltech.com>
This commit is contained in:
Simon Hausmann 2007-05-21 22:57:06 +02:00
parent 7944f1425c
commit 5834684d51
1 changed files with 32 additions and 5 deletions
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37
contrib/fast-import/git-p4
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@ -7,10 +7,7 @@
# 2007 Trolltech ASA
# License: MIT <http://www.opensource.org/licenses/mit-license.php>
#
# TODO: * implement git-p4 rollback <perforce change number> for debugging
# to roll back all p4 remote branches to a commit older or equal to
# the specified change.
# * Consider making --with-origin the default, assuming that the git
# TODO: * Consider making --with-origin the default, assuming that the git
# protocol is always more efficient. (needs manual testing first :)
#
@ -135,6 +132,35 @@ class P4Debug(Command):
print output
return True
class P4RollBack(Command):
def __init__(self):
Command.__init__(self)
self.options = [
]
self.description = "A tool to debug the multi-branch import. Don't use :)"
def run(self, args):
if len(args) != 1:
return False
maxChange = int(args[0])
for line in mypopen("git rev-parse --symbolic --remotes").readlines():
if line.startswith("p4/") and line != "p4/HEAD\n":
ref = "refs/remotes/" + line[:-1]
log = extractLogMessageFromGitCommit(ref)
depotPath, change = extractDepotPathAndChangeFromGitLog(log)
changed = False
while len(change) > 0 and int(change) > maxChange:
changed = True
print "%s is at %s ; rewinding towards %s" % (ref, change, maxChange)
system("git update-ref %s \"%s^\"" % (ref, ref))
log = extractLogMessageFromGitCommit(ref)
depotPath, change = extractDepotPathAndChangeFromGitLog(log)
if changed:
print "%s is at %s" % (ref, change)
return True
class P4Submit(Command):
def __init__(self):
Command.__init__(self)
@ -1109,7 +1135,8 @@ commands = {
"submit" : P4Submit(),
"sync" : P4Sync(),
"rebase" : P4Rebase(),
"clone" : P4Clone()
"clone" : P4Clone(),
"rollback" : P4RollBack()
}
if len(sys.argv[1:]) == 0: