mirror of
https://github.com/git/git.git
synced 2024-11-24 02:17:02 +08:00
1143 lines
42 KiB
Python
Executable File
1143 lines
42 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# git-p4.py -- A tool for bidirectional operation between a Perforce depot and git.
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#
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# Author: Simon Hausmann <hausmann@kde.org>
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# Copyright: 2007 Simon Hausmann <hausmann@kde.org>
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# 2007 Trolltech ASA
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# License: MIT <http://www.opensource.org/licenses/mit-license.php>
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#
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# TODO: * implement git-p4 rollback <perforce change number> for debugging
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# to roll back all p4 remote branches to a commit older or equal to
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# the specified change.
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#
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import optparse, sys, os, marshal, popen2, subprocess, shelve
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import tempfile, getopt, sha, os.path, time, platform
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from sets import Set;
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gitdir = os.environ.get("GIT_DIR", "")
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def mypopen(command):
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return os.popen(command, "rb");
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def p4CmdList(cmd):
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cmd = "p4 -G %s" % cmd
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pipe = os.popen(cmd, "rb")
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result = []
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try:
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while True:
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entry = marshal.load(pipe)
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result.append(entry)
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except EOFError:
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pass
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pipe.close()
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return result
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def p4Cmd(cmd):
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list = p4CmdList(cmd)
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result = {}
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for entry in list:
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result.update(entry)
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return result;
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def p4Where(depotPath):
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if not depotPath.endswith("/"):
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depotPath += "/"
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output = p4Cmd("where %s..." % depotPath)
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clientPath = ""
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if "path" in output:
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clientPath = output.get("path")
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elif "data" in output:
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data = output.get("data")
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lastSpace = data.rfind(" ")
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clientPath = data[lastSpace + 1:]
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if clientPath.endswith("..."):
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clientPath = clientPath[:-3]
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return clientPath
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def die(msg):
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sys.stderr.write(msg + "\n")
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sys.exit(1)
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def currentGitBranch():
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return mypopen("git name-rev HEAD").read().split(" ")[1][:-1]
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def isValidGitDir(path):
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if os.path.exists(path + "/HEAD") and os.path.exists(path + "/refs") and os.path.exists(path + "/objects"):
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return True;
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return False
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def parseRevision(ref):
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return mypopen("git rev-parse %s" % ref).read()[:-1]
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def system(cmd):
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if os.system(cmd) != 0:
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die("command failed: %s" % cmd)
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def extractLogMessageFromGitCommit(commit):
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logMessage = ""
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foundTitle = False
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for log in mypopen("git cat-file commit %s" % commit).readlines():
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if not foundTitle:
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if len(log) == 1:
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foundTitle = True
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continue
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logMessage += log
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return logMessage
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def extractDepotPathAndChangeFromGitLog(log):
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values = {}
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for line in log.split("\n"):
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line = line.strip()
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if line.startswith("[git-p4:") and line.endswith("]"):
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line = line[8:-1].strip()
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for assignment in line.split(":"):
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variable = assignment.strip()
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value = ""
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equalPos = assignment.find("=")
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if equalPos != -1:
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variable = assignment[:equalPos].strip()
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value = assignment[equalPos + 1:].strip()
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if value.startswith("\"") and value.endswith("\""):
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value = value[1:-1]
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values[variable] = value
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return values.get("depot-path"), values.get("change")
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def gitBranchExists(branch):
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proc = subprocess.Popen(["git", "rev-parse", branch], stderr=subprocess.PIPE, stdout=subprocess.PIPE);
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return proc.wait() == 0;
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class Command:
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def __init__(self):
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self.usage = "usage: %prog [options]"
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self.needsGit = True
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class P4Debug(Command):
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def __init__(self):
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Command.__init__(self)
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self.options = [
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]
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self.description = "A tool to debug the output of p4 -G."
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self.needsGit = False
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def run(self, args):
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for output in p4CmdList(" ".join(args)):
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print output
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return True
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class P4Submit(Command):
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def __init__(self):
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Command.__init__(self)
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self.options = [
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optparse.make_option("--continue", action="store_false", dest="firstTime"),
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optparse.make_option("--origin", dest="origin"),
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optparse.make_option("--reset", action="store_true", dest="reset"),
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optparse.make_option("--log-substitutions", dest="substFile"),
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optparse.make_option("--noninteractive", action="store_false"),
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optparse.make_option("--dry-run", action="store_true"),
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optparse.make_option("--direct", dest="directSubmit", action="store_true"),
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]
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self.description = "Submit changes from git to the perforce depot."
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self.usage += " [name of git branch to submit into perforce depot]"
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self.firstTime = True
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self.reset = False
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self.interactive = True
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self.dryRun = False
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self.substFile = ""
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self.firstTime = True
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self.origin = ""
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self.directSubmit = False
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self.logSubstitutions = {}
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self.logSubstitutions["<enter description here>"] = "%log%"
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self.logSubstitutions["\tDetails:"] = "\tDetails: %log%"
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def check(self):
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if len(p4CmdList("opened ...")) > 0:
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die("You have files opened with perforce! Close them before starting the sync.")
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def start(self):
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if len(self.config) > 0 and not self.reset:
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die("Cannot start sync. Previous sync config found at %s\nIf you want to start submitting again from scratch maybe you want to call git-p4 submit --reset" % self.configFile)
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commits = []
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if self.directSubmit:
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commits.append("0")
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else:
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for line in mypopen("git rev-list --no-merges %s..%s" % (self.origin, self.master)).readlines():
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commits.append(line[:-1])
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commits.reverse()
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self.config["commits"] = commits
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def prepareLogMessage(self, template, message):
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result = ""
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for line in template.split("\n"):
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if line.startswith("#"):
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result += line + "\n"
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continue
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substituted = False
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for key in self.logSubstitutions.keys():
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if line.find(key) != -1:
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value = self.logSubstitutions[key]
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value = value.replace("%log%", message)
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if value != "@remove@":
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result += line.replace(key, value) + "\n"
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substituted = True
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break
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if not substituted:
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result += line + "\n"
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return result
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def apply(self, id):
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if self.directSubmit:
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print "Applying local change in working directory/index"
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diff = self.diffStatus
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else:
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print "Applying %s" % (mypopen("git log --max-count=1 --pretty=oneline %s" % id).read())
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diff = mypopen("git diff-tree -r --name-status \"%s^\" \"%s\"" % (id, id)).readlines()
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filesToAdd = set()
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filesToDelete = set()
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editedFiles = set()
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for line in diff:
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modifier = line[0]
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path = line[1:].strip()
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if modifier == "M":
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system("p4 edit \"%s\"" % path)
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editedFiles.add(path)
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elif modifier == "A":
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filesToAdd.add(path)
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if path in filesToDelete:
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filesToDelete.remove(path)
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elif modifier == "D":
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filesToDelete.add(path)
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if path in filesToAdd:
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filesToAdd.remove(path)
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else:
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die("unknown modifier %s for %s" % (modifier, path))
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if self.directSubmit:
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diffcmd = "cat \"%s\"" % self.diffFile
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else:
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diffcmd = "git format-patch -k --stdout \"%s^\"..\"%s\"" % (id, id)
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patchcmd = diffcmd + " | git apply "
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tryPatchCmd = patchcmd + "--check -"
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applyPatchCmd = patchcmd + "--check --apply -"
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if os.system(tryPatchCmd) != 0:
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print "Unfortunately applying the change failed!"
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print "What do you want to do?"
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response = "x"
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while response != "s" and response != "a" and response != "w":
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response = raw_input("[s]kip this patch / [a]pply the patch forcibly and with .rej files / [w]rite the patch to a file (patch.txt) ")
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if response == "s":
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print "Skipping! Good luck with the next patches..."
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return
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elif response == "a":
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os.system(applyPatchCmd)
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if len(filesToAdd) > 0:
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print "You may also want to call p4 add on the following files:"
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print " ".join(filesToAdd)
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if len(filesToDelete):
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print "The following files should be scheduled for deletion with p4 delete:"
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print " ".join(filesToDelete)
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die("Please resolve and submit the conflict manually and continue afterwards with git-p4 submit --continue")
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elif response == "w":
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system(diffcmd + " > patch.txt")
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print "Patch saved to patch.txt in %s !" % self.clientPath
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die("Please resolve and submit the conflict manually and continue afterwards with git-p4 submit --continue")
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system(applyPatchCmd)
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for f in filesToAdd:
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system("p4 add %s" % f)
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for f in filesToDelete:
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system("p4 revert %s" % f)
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system("p4 delete %s" % f)
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logMessage = ""
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if not self.directSubmit:
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logMessage = extractLogMessageFromGitCommit(id)
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logMessage = logMessage.replace("\n", "\n\t")
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logMessage = logMessage[:-1]
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template = mypopen("p4 change -o").read()
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if self.interactive:
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submitTemplate = self.prepareLogMessage(template, logMessage)
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diff = mypopen("p4 diff -du ...").read()
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for newFile in filesToAdd:
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diff += "==== new file ====\n"
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diff += "--- /dev/null\n"
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diff += "+++ %s\n" % newFile
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f = open(newFile, "r")
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for line in f.readlines():
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diff += "+" + line
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f.close()
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separatorLine = "######## everything below this line is just the diff #######"
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if platform.system() == "Windows":
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separatorLine += "\r"
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separatorLine += "\n"
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response = "e"
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firstIteration = True
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while response == "e":
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if not firstIteration:
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response = raw_input("Do you want to submit this change? [y]es/[e]dit/[n]o/[s]kip ")
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firstIteration = False
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if response == "e":
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[handle, fileName] = tempfile.mkstemp()
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tmpFile = os.fdopen(handle, "w+")
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tmpFile.write(submitTemplate + separatorLine + diff)
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tmpFile.close()
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defaultEditor = "vi"
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if platform.system() == "Windows":
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defaultEditor = "notepad"
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editor = os.environ.get("EDITOR", defaultEditor);
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system(editor + " " + fileName)
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tmpFile = open(fileName, "rb")
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message = tmpFile.read()
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tmpFile.close()
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os.remove(fileName)
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submitTemplate = message[:message.index(separatorLine)]
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if response == "y" or response == "yes":
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if self.dryRun:
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print submitTemplate
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raw_input("Press return to continue...")
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else:
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pipe = os.popen("p4 submit -i", "wb")
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pipe.write(submitTemplate)
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pipe.close()
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elif response == "s":
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for f in editedFiles:
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system("p4 revert \"%s\"" % f);
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for f in filesToAdd:
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system("p4 revert \"%s\"" % f);
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system("rm %s" %f)
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for f in filesToDelete:
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system("p4 delete \"%s\"" % f);
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return
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else:
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print "Not submitting!"
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self.interactive = False
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else:
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fileName = "submit.txt"
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file = open(fileName, "w+")
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file.write(self.prepareLogMessage(template, logMessage))
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file.close()
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print "Perforce submit template written as %s. Please review/edit and then use p4 submit -i < %s to submit directly!" % (fileName, fileName)
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def run(self, args):
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global gitdir
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# make gitdir absolute so we can cd out into the perforce checkout
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gitdir = os.path.abspath(gitdir)
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os.environ["GIT_DIR"] = gitdir
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if len(args) == 0:
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self.master = currentGitBranch()
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if len(self.master) == 0 or not os.path.exists("%s/refs/heads/%s" % (gitdir, self.master)):
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die("Detecting current git branch failed!")
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elif len(args) == 1:
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self.master = args[0]
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else:
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return False
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depotPath = ""
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if gitBranchExists("p4"):
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[depotPath, dummy] = extractDepotPathAndChangeFromGitLog(extractLogMessageFromGitCommit("p4"))
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if len(depotPath) == 0 and gitBranchExists("origin"):
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[depotPath, dummy] = extractDepotPathAndChangeFromGitLog(extractLogMessageFromGitCommit("origin"))
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if len(depotPath) == 0:
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print "Internal error: cannot locate perforce depot path from existing branches"
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sys.exit(128)
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self.clientPath = p4Where(depotPath)
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if len(self.clientPath) == 0:
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print "Error: Cannot locate perforce checkout of %s in client view" % depotPath
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sys.exit(128)
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print "Perforce checkout for depot path %s located at %s" % (depotPath, self.clientPath)
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oldWorkingDirectory = os.getcwd()
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if self.directSubmit:
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self.diffStatus = mypopen("git diff -r --name-status HEAD").readlines()
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patch = mypopen("git diff -p --binary --diff-filter=ACMRTUXB HEAD").read()
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self.diffFile = gitdir + "/p4-git-diff"
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f = open(self.diffFile, "wb")
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f.write(patch)
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f.close();
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os.chdir(self.clientPath)
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response = raw_input("Do you want to sync %s with p4 sync? [y]es/[n]o " % self.clientPath)
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if response == "y" or response == "yes":
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system("p4 sync ...")
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if len(self.origin) == 0:
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if gitBranchExists("p4"):
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self.origin = "p4"
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else:
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self.origin = "origin"
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if self.reset:
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self.firstTime = True
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if len(self.substFile) > 0:
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for line in open(self.substFile, "r").readlines():
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tokens = line[:-1].split("=")
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self.logSubstitutions[tokens[0]] = tokens[1]
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self.check()
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self.configFile = gitdir + "/p4-git-sync.cfg"
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self.config = shelve.open(self.configFile, writeback=True)
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if self.firstTime:
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self.start()
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commits = self.config.get("commits", [])
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while len(commits) > 0:
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self.firstTime = False
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commit = commits[0]
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commits = commits[1:]
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self.config["commits"] = commits
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self.apply(commit)
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if not self.interactive:
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break
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self.config.close()
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if self.directSubmit:
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os.remove(self.diffFile)
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if len(commits) == 0:
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if self.firstTime:
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print "No changes found to apply between %s and current HEAD" % self.origin
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else:
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print "All changes applied!"
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response = ""
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os.chdir(oldWorkingDirectory)
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if self.directSubmit:
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response = raw_input("Do you want to DISCARD your git WORKING DIRECTORY CHANGES and sync from Perforce now using git-p4 rebase? [y]es/[n]o ")
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if response == "y" or response == "yes":
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system("git reset --hard")
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if len(response) == 0:
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response = raw_input("Do you want to sync from Perforce now using git-p4 rebase? [y]es/[n]o ")
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if response == "y" or response == "yes":
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rebase = P4Rebase()
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rebase.run([])
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os.remove(self.configFile)
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return True
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class P4Sync(Command):
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def __init__(self):
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Command.__init__(self)
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self.options = [
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optparse.make_option("--branch", dest="branch"),
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optparse.make_option("--detect-branches", dest="detectBranches", action="store_true"),
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optparse.make_option("--changesfile", dest="changesFile"),
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optparse.make_option("--silent", dest="silent", action="store_true"),
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optparse.make_option("--detect-labels", dest="detectLabels", action="store_true"),
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optparse.make_option("--with-origin", dest="syncWithOrigin", action="store_true"),
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optparse.make_option("--verbose", dest="verbose", action="store_true")
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]
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self.description = """Imports from Perforce into a git repository.\n
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example:
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//depot/my/project/ -- to import the current head
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//depot/my/project/@all -- to import everything
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//depot/my/project/@1,6 -- to import only from revision 1 to 6
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(a ... is not needed in the path p4 specification, it's added implicitly)"""
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self.usage += " //depot/path[@revRange]"
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self.silent = False
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self.createdBranches = Set()
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self.committedChanges = Set()
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self.branch = ""
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self.detectBranches = False
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self.detectLabels = False
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self.changesFile = ""
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self.syncWithOrigin = False
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self.verbose = False
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def p4File(self, depotPath):
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return os.popen("p4 print -q \"%s\"" % depotPath, "rb").read()
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def extractFilesFromCommit(self, commit):
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files = []
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fnum = 0
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while commit.has_key("depotFile%s" % fnum):
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path = commit["depotFile%s" % fnum]
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if not path.startswith(self.depotPath):
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# if not self.silent:
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# print "\nchanged files: ignoring path %s outside of %s in change %s" % (path, self.depotPath, change)
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fnum = fnum + 1
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continue
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file = {}
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file["path"] = path
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file["rev"] = commit["rev%s" % fnum]
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file["action"] = commit["action%s" % fnum]
|
|
file["type"] = commit["type%s" % fnum]
|
|
files.append(file)
|
|
fnum = fnum + 1
|
|
return files
|
|
|
|
def splitFilesIntoBranches(self, commit):
|
|
branches = {}
|
|
|
|
fnum = 0
|
|
while commit.has_key("depotFile%s" % fnum):
|
|
path = commit["depotFile%s" % fnum]
|
|
if not path.startswith(self.depotPath):
|
|
# if not self.silent:
|
|
# print "\nchanged files: ignoring path %s outside of %s in change %s" % (path, self.depotPath, change)
|
|
fnum = fnum + 1
|
|
continue
|
|
|
|
file = {}
|
|
file["path"] = path
|
|
file["rev"] = commit["rev%s" % fnum]
|
|
file["action"] = commit["action%s" % fnum]
|
|
file["type"] = commit["type%s" % fnum]
|
|
fnum = fnum + 1
|
|
|
|
relPath = path[len(self.depotPath):]
|
|
|
|
for branch in self.knownBranches.keys():
|
|
if relPath.startswith(branch):
|
|
if branch not in branches:
|
|
branches[branch] = []
|
|
branches[branch].append(file)
|
|
|
|
return branches
|
|
|
|
def commit(self, details, files, branch, branchPrefix, parent = ""):
|
|
epoch = details["time"]
|
|
author = details["user"]
|
|
|
|
if self.verbose:
|
|
print "commit into %s" % branch
|
|
|
|
self.gitStream.write("commit %s\n" % branch)
|
|
# gitStream.write("mark :%s\n" % details["change"])
|
|
self.committedChanges.add(int(details["change"]))
|
|
committer = ""
|
|
if author not in self.users:
|
|
self.getUserMapFromPerforceServer()
|
|
if author in self.users:
|
|
committer = "%s %s %s" % (self.users[author], epoch, self.tz)
|
|
else:
|
|
committer = "%s <a@b> %s %s" % (author, epoch, self.tz)
|
|
|
|
self.gitStream.write("committer %s\n" % committer)
|
|
|
|
self.gitStream.write("data <<EOT\n")
|
|
self.gitStream.write(details["desc"])
|
|
self.gitStream.write("\n[git-p4: depot-path = \"%s\": change = %s]\n" % (branchPrefix, details["change"]))
|
|
self.gitStream.write("EOT\n\n")
|
|
|
|
if len(parent) > 0:
|
|
if self.verbose:
|
|
print "parent %s" % parent
|
|
self.gitStream.write("from %s\n" % parent)
|
|
|
|
for file in files:
|
|
path = file["path"]
|
|
if not path.startswith(branchPrefix):
|
|
# if not silent:
|
|
# print "\nchanged files: ignoring path %s outside of branch prefix %s in change %s" % (path, branchPrefix, details["change"])
|
|
continue
|
|
rev = file["rev"]
|
|
depotPath = path + "#" + rev
|
|
relPath = path[len(branchPrefix):]
|
|
action = file["action"]
|
|
|
|
if file["type"] == "apple":
|
|
print "\nfile %s is a strange apple file that forks. Ignoring!" % path
|
|
continue
|
|
|
|
if action == "delete":
|
|
self.gitStream.write("D %s\n" % relPath)
|
|
else:
|
|
mode = 644
|
|
if file["type"].startswith("x"):
|
|
mode = 755
|
|
|
|
data = self.p4File(depotPath)
|
|
|
|
self.gitStream.write("M %s inline %s\n" % (mode, relPath))
|
|
self.gitStream.write("data %s\n" % len(data))
|
|
self.gitStream.write(data)
|
|
self.gitStream.write("\n")
|
|
|
|
self.gitStream.write("\n")
|
|
|
|
change = int(details["change"])
|
|
|
|
if self.labels.has_key(change):
|
|
label = self.labels[change]
|
|
labelDetails = label[0]
|
|
labelRevisions = label[1]
|
|
if self.verbose:
|
|
print "Change %s is labelled %s" % (change, labelDetails)
|
|
|
|
files = p4CmdList("files %s...@%s" % (branchPrefix, change))
|
|
|
|
if len(files) == len(labelRevisions):
|
|
|
|
cleanedFiles = {}
|
|
for info in files:
|
|
if info["action"] == "delete":
|
|
continue
|
|
cleanedFiles[info["depotFile"]] = info["rev"]
|
|
|
|
if cleanedFiles == labelRevisions:
|
|
self.gitStream.write("tag tag_%s\n" % labelDetails["label"])
|
|
self.gitStream.write("from %s\n" % branch)
|
|
|
|
owner = labelDetails["Owner"]
|
|
tagger = ""
|
|
if author in self.users:
|
|
tagger = "%s %s %s" % (self.users[owner], epoch, self.tz)
|
|
else:
|
|
tagger = "%s <a@b> %s %s" % (owner, epoch, self.tz)
|
|
self.gitStream.write("tagger %s\n" % tagger)
|
|
self.gitStream.write("data <<EOT\n")
|
|
self.gitStream.write(labelDetails["Description"])
|
|
self.gitStream.write("EOT\n\n")
|
|
|
|
else:
|
|
if not self.silent:
|
|
print "Tag %s does not match with change %s: files do not match." % (labelDetails["label"], change)
|
|
|
|
else:
|
|
if not self.silent:
|
|
print "Tag %s does not match with change %s: file count is different." % (labelDetails["label"], change)
|
|
|
|
def getUserMapFromPerforceServer(self):
|
|
self.users = {}
|
|
|
|
for output in p4CmdList("users"):
|
|
if not output.has_key("User"):
|
|
continue
|
|
self.users[output["User"]] = output["FullName"] + " <" + output["Email"] + ">"
|
|
|
|
cache = open(gitdir + "/p4-usercache.txt", "wb")
|
|
for user in self.users.keys():
|
|
cache.write("%s\t%s\n" % (user, self.users[user]))
|
|
cache.close();
|
|
|
|
def loadUserMapFromCache(self):
|
|
self.users = {}
|
|
try:
|
|
cache = open(gitdir + "/p4-usercache.txt", "rb")
|
|
lines = cache.readlines()
|
|
cache.close()
|
|
for line in lines:
|
|
entry = line[:-1].split("\t")
|
|
self.users[entry[0]] = entry[1]
|
|
except IOError:
|
|
self.getUserMapFromPerforceServer()
|
|
|
|
def getLabels(self):
|
|
self.labels = {}
|
|
|
|
l = p4CmdList("labels %s..." % self.depotPath)
|
|
if len(l) > 0 and not self.silent:
|
|
print "Finding files belonging to labels in %s" % self.depotPath
|
|
|
|
for output in l:
|
|
label = output["label"]
|
|
revisions = {}
|
|
newestChange = 0
|
|
if self.verbose:
|
|
print "Querying files for label %s" % label
|
|
for file in p4CmdList("files %s...@%s" % (self.depotPath, label)):
|
|
revisions[file["depotFile"]] = file["rev"]
|
|
change = int(file["change"])
|
|
if change > newestChange:
|
|
newestChange = change
|
|
|
|
self.labels[newestChange] = [output, revisions]
|
|
|
|
if self.verbose:
|
|
print "Label changes: %s" % self.labels.keys()
|
|
|
|
def getBranchMapping(self):
|
|
self.projectName = self.depotPath[self.depotPath[:-1].rfind("/") + 1:]
|
|
|
|
for info in p4CmdList("branches"):
|
|
details = p4Cmd("branch -o %s" % info["branch"])
|
|
viewIdx = 0
|
|
while details.has_key("View%s" % viewIdx):
|
|
paths = details["View%s" % viewIdx].split(" ")
|
|
viewIdx = viewIdx + 1
|
|
# require standard //depot/foo/... //depot/bar/... mapping
|
|
if len(paths) != 2 or not paths[0].endswith("/...") or not paths[1].endswith("/..."):
|
|
continue
|
|
source = paths[0]
|
|
destination = paths[1]
|
|
if source.startswith(self.depotPath) and destination.startswith(self.depotPath):
|
|
source = source[len(self.depotPath):-4]
|
|
destination = destination[len(self.depotPath):-4]
|
|
if destination not in self.knownBranches:
|
|
self.knownBranches[destination] = source
|
|
if source not in self.knownBranches:
|
|
self.knownBranches[source] = source
|
|
|
|
def listExistingP4GitBranches(self):
|
|
self.p4BranchesInGit = []
|
|
|
|
for line in mypopen("git rev-parse --symbolic --remotes").readlines():
|
|
if line.startswith("p4/") and line != "p4/HEAD\n":
|
|
branch = line[3:-1]
|
|
self.p4BranchesInGit.append(branch)
|
|
self.initialParents["refs/remotes/p4/" + branch] = parseRevision(line[:-1])
|
|
|
|
def run(self, args):
|
|
self.depotPath = ""
|
|
self.changeRange = ""
|
|
self.initialParent = ""
|
|
self.previousDepotPath = ""
|
|
# map from branch depot path to parent branch
|
|
self.knownBranches = {}
|
|
self.initialParents = {}
|
|
|
|
self.listExistingP4GitBranches()
|
|
if len(self.p4BranchesInGit) > 1:
|
|
print "Importing from/into multiple branches"
|
|
self.detectBranches = True
|
|
|
|
if self.syncWithOrigin and gitBranchExists("origin") and gitBranchExists("refs/remotes/p4/master") and not self.detectBranches:
|
|
### needs to be ported to multi branch import
|
|
|
|
print "Syncing with origin first as requested by calling git fetch origin"
|
|
system("git fetch origin")
|
|
[originPreviousDepotPath, originP4Change] = extractDepotPathAndChangeFromGitLog(extractLogMessageFromGitCommit("origin"))
|
|
[p4PreviousDepotPath, p4Change] = extractDepotPathAndChangeFromGitLog(extractLogMessageFromGitCommit("p4"))
|
|
if len(originPreviousDepotPath) > 0 and len(originP4Change) > 0 and len(p4Change) > 0:
|
|
if originPreviousDepotPath == p4PreviousDepotPath:
|
|
originP4Change = int(originP4Change)
|
|
p4Change = int(p4Change)
|
|
if originP4Change > p4Change:
|
|
print "origin (%s) is newer than p4 (%s). Updating p4 branch from origin." % (originP4Change, p4Change)
|
|
system("git update-ref refs/remotes/p4/master origin");
|
|
else:
|
|
print "Cannot sync with origin. It was imported from %s while remotes/p4 was imported from %s" % (originPreviousDepotPath, p4PreviousDepotPath)
|
|
|
|
if len(self.branch) == 0:
|
|
self.branch = "refs/remotes/p4/master"
|
|
if gitBranchExists("refs/heads/p4"):
|
|
system("git update-ref %s refs/heads/p4" % self.branch)
|
|
system("git branch -D p4");
|
|
if not gitBranchExists("refs/remotes/p4/HEAD"):
|
|
system("git symbolic-ref refs/remotes/p4/HEAD %s" % self.branch)
|
|
|
|
if len(args) == 0:
|
|
if not gitBranchExists(self.branch) and gitBranchExists("origin") and not self.detectBranches:
|
|
### needs to be ported to multi branch import
|
|
if not self.silent:
|
|
print "Creating %s branch in git repository based on origin" % self.branch
|
|
branch = self.branch
|
|
if not branch.startswith("refs"):
|
|
branch = "refs/heads/" + branch
|
|
system("git update-ref %s origin" % branch)
|
|
|
|
if self.verbose:
|
|
print "branches: %s" % self.p4BranchesInGit
|
|
|
|
p4Change = 0
|
|
for branch in self.p4BranchesInGit:
|
|
depotPath, change = extractDepotPathAndChangeFromGitLog(extractLogMessageFromGitCommit("refs/remotes/p4/" + branch))
|
|
|
|
if self.verbose:
|
|
print "path %s change %s" % (depotPath, change)
|
|
|
|
if len(depotPath) > 0 and len(change) > 0:
|
|
change = int(change) + 1
|
|
p4Change = max(p4Change, change)
|
|
|
|
if len(self.previousDepotPath) == 0:
|
|
self.previousDepotPath = depotPath
|
|
else:
|
|
i = 0
|
|
l = min(len(self.previousDepotPath), len(depotPath))
|
|
while i < l and self.previousDepotPath[i] == depotPath[i]:
|
|
i = i + 1
|
|
self.previousDepotPath = self.previousDepotPath[:i]
|
|
|
|
if p4Change > 0:
|
|
self.depotPath = self.previousDepotPath
|
|
self.changeRange = "@%s,#head" % p4Change
|
|
self.initialParent = parseRevision(self.branch)
|
|
if not self.silent:
|
|
print "Performing incremental import into %s git branch" % self.branch
|
|
|
|
if not self.branch.startswith("refs/"):
|
|
self.branch = "refs/heads/" + self.branch
|
|
|
|
if len(self.depotPath) != 0:
|
|
self.depotPath = self.depotPath[:-1]
|
|
|
|
if len(args) == 0 and len(self.depotPath) != 0:
|
|
if not self.silent:
|
|
print "Depot path: %s" % self.depotPath
|
|
elif len(args) != 1:
|
|
return False
|
|
else:
|
|
if len(self.depotPath) != 0 and self.depotPath != args[0]:
|
|
print "previous import used depot path %s and now %s was specified. this doesn't work!" % (self.depotPath, args[0])
|
|
sys.exit(1)
|
|
self.depotPath = args[0]
|
|
|
|
self.revision = ""
|
|
self.users = {}
|
|
|
|
if self.depotPath.find("@") != -1:
|
|
atIdx = self.depotPath.index("@")
|
|
self.changeRange = self.depotPath[atIdx:]
|
|
if self.changeRange == "@all":
|
|
self.changeRange = ""
|
|
elif self.changeRange.find(",") == -1:
|
|
self.revision = self.changeRange
|
|
self.changeRange = ""
|
|
self.depotPath = self.depotPath[0:atIdx]
|
|
elif self.depotPath.find("#") != -1:
|
|
hashIdx = self.depotPath.index("#")
|
|
self.revision = self.depotPath[hashIdx:]
|
|
self.depotPath = self.depotPath[0:hashIdx]
|
|
elif len(self.previousDepotPath) == 0:
|
|
self.revision = "#head"
|
|
|
|
if self.depotPath.endswith("..."):
|
|
self.depotPath = self.depotPath[:-3]
|
|
|
|
if not self.depotPath.endswith("/"):
|
|
self.depotPath += "/"
|
|
|
|
self.loadUserMapFromCache()
|
|
self.labels = {}
|
|
if self.detectLabels:
|
|
self.getLabels();
|
|
|
|
if self.detectBranches:
|
|
self.getBranchMapping();
|
|
if self.verbose:
|
|
print "p4-git branches: %s" % self.p4BranchesInGit
|
|
print "initial parents: %s" % self.initialParents
|
|
for b in self.p4BranchesInGit:
|
|
if b != "master":
|
|
b = b[len(self.projectName):]
|
|
self.createdBranches.add(b)
|
|
|
|
self.tz = "%+03d%02d" % (- time.timezone / 3600, ((- time.timezone % 3600) / 60))
|
|
|
|
importProcess = subprocess.Popen(["git", "fast-import"], stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE);
|
|
self.gitOutput = importProcess.stdout
|
|
self.gitStream = importProcess.stdin
|
|
self.gitError = importProcess.stderr
|
|
|
|
if len(self.revision) > 0:
|
|
print "Doing initial import of %s from revision %s" % (self.depotPath, self.revision)
|
|
|
|
details = { "user" : "git perforce import user", "time" : int(time.time()) }
|
|
details["desc"] = "Initial import of %s from the state at revision %s" % (self.depotPath, self.revision)
|
|
details["change"] = self.revision
|
|
newestRevision = 0
|
|
|
|
fileCnt = 0
|
|
for info in p4CmdList("files %s...%s" % (self.depotPath, self.revision)):
|
|
change = int(info["change"])
|
|
if change > newestRevision:
|
|
newestRevision = change
|
|
|
|
if info["action"] == "delete":
|
|
# don't increase the file cnt, otherwise details["depotFile123"] will have gaps!
|
|
#fileCnt = fileCnt + 1
|
|
continue
|
|
|
|
for prop in [ "depotFile", "rev", "action", "type" ]:
|
|
details["%s%s" % (prop, fileCnt)] = info[prop]
|
|
|
|
fileCnt = fileCnt + 1
|
|
|
|
details["change"] = newestRevision
|
|
|
|
try:
|
|
self.commit(details, self.extractFilesFromCommit(details), self.branch, self.depotPath)
|
|
except IOError:
|
|
print "IO error with git fast-import. Is your git version recent enough?"
|
|
print self.gitError.read()
|
|
|
|
else:
|
|
changes = []
|
|
|
|
if len(self.changesFile) > 0:
|
|
output = open(self.changesFile).readlines()
|
|
changeSet = Set()
|
|
for line in output:
|
|
changeSet.add(int(line))
|
|
|
|
for change in changeSet:
|
|
changes.append(change)
|
|
|
|
changes.sort()
|
|
else:
|
|
if self.verbose:
|
|
print "Getting p4 changes for %s...%s" % (self.depotPath, self.changeRange)
|
|
output = mypopen("p4 changes %s...%s" % (self.depotPath, self.changeRange)).readlines()
|
|
|
|
for line in output:
|
|
changeNum = line.split(" ")[1]
|
|
changes.append(changeNum)
|
|
|
|
changes.reverse()
|
|
|
|
if len(changes) == 0:
|
|
if not self.silent:
|
|
print "no changes to import!"
|
|
return True
|
|
|
|
cnt = 1
|
|
for change in changes:
|
|
description = p4Cmd("describe %s" % change)
|
|
|
|
if not self.silent:
|
|
sys.stdout.write("\rimporting revision %s (%s%%)" % (change, cnt * 100 / len(changes)))
|
|
sys.stdout.flush()
|
|
cnt = cnt + 1
|
|
|
|
try:
|
|
if self.detectBranches:
|
|
branches = self.splitFilesIntoBranches(description)
|
|
for branch in branches.keys():
|
|
branchPrefix = self.depotPath + branch + "/"
|
|
|
|
parent = ""
|
|
|
|
filesForCommit = branches[branch]
|
|
|
|
if self.verbose:
|
|
print "branch is %s" % branch
|
|
|
|
if branch not in self.createdBranches:
|
|
self.createdBranches.add(branch)
|
|
parent = self.knownBranches[branch]
|
|
if parent == branch:
|
|
parent = ""
|
|
elif self.verbose:
|
|
print "parent determined through known branches: %s" % parent
|
|
|
|
# main branch? use master
|
|
if branch == "main":
|
|
branch = "master"
|
|
else:
|
|
branch = self.projectName + branch
|
|
|
|
if parent == "main":
|
|
parent = "master"
|
|
elif len(parent) > 0:
|
|
parent = self.projectName + parent
|
|
|
|
branch = "refs/remotes/p4/" + branch
|
|
if len(parent) > 0:
|
|
parent = "refs/remotes/p4/" + parent
|
|
|
|
if self.verbose:
|
|
print "looking for initial parent for %s; current parent is %s" % (branch, parent)
|
|
|
|
if len(parent) == 0 and branch in self.initialParents:
|
|
parent = self.initialParents[branch]
|
|
del self.initialParents[branch]
|
|
|
|
self.commit(description, filesForCommit, branch, branchPrefix, parent)
|
|
else:
|
|
files = self.extractFilesFromCommit(description)
|
|
self.commit(description, files, self.branch, self.depotPath, self.initialParent)
|
|
self.initialParent = ""
|
|
except IOError:
|
|
print self.gitError.read()
|
|
sys.exit(1)
|
|
|
|
if not self.silent:
|
|
print ""
|
|
|
|
|
|
self.gitStream.close()
|
|
if importProcess.wait() != 0:
|
|
die("fast-import failed: %s" % self.gitError.read())
|
|
self.gitOutput.close()
|
|
self.gitError.close()
|
|
|
|
return True
|
|
|
|
class P4Rebase(Command):
|
|
def __init__(self):
|
|
Command.__init__(self)
|
|
self.options = [ optparse.make_option("--with-origin", dest="syncWithOrigin", action="store_true") ]
|
|
self.description = "Fetches the latest revision from perforce and rebases the current work (branch) against it"
|
|
self.syncWithOrigin = False
|
|
|
|
def run(self, args):
|
|
sync = P4Sync()
|
|
sync.syncWithOrigin = self.syncWithOrigin
|
|
sync.run([])
|
|
print "Rebasing the current branch"
|
|
oldHead = mypopen("git rev-parse HEAD").read()[:-1]
|
|
system("git rebase p4")
|
|
system("git diff-tree --stat --summary -M %s HEAD" % oldHead)
|
|
return True
|
|
|
|
class P4Clone(P4Sync):
|
|
def __init__(self):
|
|
P4Sync.__init__(self)
|
|
self.description = "Creates a new git repository and imports from Perforce into it"
|
|
self.usage = "usage: %prog [options] //depot/path[@revRange] [directory]"
|
|
self.needsGit = False
|
|
|
|
def run(self, args):
|
|
global gitdir
|
|
|
|
if len(args) < 1:
|
|
return False
|
|
depotPath = args[0]
|
|
dir = ""
|
|
if len(args) == 2:
|
|
dir = args[1]
|
|
elif len(args) > 2:
|
|
return False
|
|
|
|
if not depotPath.startswith("//"):
|
|
return False
|
|
|
|
if len(dir) == 0:
|
|
dir = depotPath
|
|
atPos = dir.rfind("@")
|
|
if atPos != -1:
|
|
dir = dir[0:atPos]
|
|
hashPos = dir.rfind("#")
|
|
if hashPos != -1:
|
|
dir = dir[0:hashPos]
|
|
|
|
if dir.endswith("..."):
|
|
dir = dir[:-3]
|
|
|
|
if dir.endswith("/"):
|
|
dir = dir[:-1]
|
|
|
|
slashPos = dir.rfind("/")
|
|
if slashPos != -1:
|
|
dir = dir[slashPos + 1:]
|
|
|
|
print "Importing from %s into %s" % (depotPath, dir)
|
|
os.makedirs(dir)
|
|
os.chdir(dir)
|
|
system("git init")
|
|
gitdir = os.getcwd() + "/.git"
|
|
if not P4Sync.run(self, [depotPath]):
|
|
return False
|
|
if self.branch != "master":
|
|
if gitBranchExists("refs/remotes/p4/master"):
|
|
system("git branch master refs/remotes/p4/master")
|
|
system("git checkout -f")
|
|
else:
|
|
print "Could not detect main branch. No checkout/master branch created."
|
|
return True
|
|
|
|
class HelpFormatter(optparse.IndentedHelpFormatter):
|
|
def __init__(self):
|
|
optparse.IndentedHelpFormatter.__init__(self)
|
|
|
|
def format_description(self, description):
|
|
if description:
|
|
return description + "\n"
|
|
else:
|
|
return ""
|
|
|
|
def printUsage(commands):
|
|
print "usage: %s <command> [options]" % sys.argv[0]
|
|
print ""
|
|
print "valid commands: %s" % ", ".join(commands)
|
|
print ""
|
|
print "Try %s <command> --help for command specific help." % sys.argv[0]
|
|
print ""
|
|
|
|
commands = {
|
|
"debug" : P4Debug(),
|
|
"submit" : P4Submit(),
|
|
"sync" : P4Sync(),
|
|
"rebase" : P4Rebase(),
|
|
"clone" : P4Clone()
|
|
}
|
|
|
|
if len(sys.argv[1:]) == 0:
|
|
printUsage(commands.keys())
|
|
sys.exit(2)
|
|
|
|
cmd = ""
|
|
cmdName = sys.argv[1]
|
|
try:
|
|
cmd = commands[cmdName]
|
|
except KeyError:
|
|
print "unknown command %s" % cmdName
|
|
print ""
|
|
printUsage(commands.keys())
|
|
sys.exit(2)
|
|
|
|
options = cmd.options
|
|
cmd.gitdir = gitdir
|
|
|
|
args = sys.argv[2:]
|
|
|
|
if len(options) > 0:
|
|
options.append(optparse.make_option("--git-dir", dest="gitdir"))
|
|
|
|
parser = optparse.OptionParser(cmd.usage.replace("%prog", "%prog " + cmdName),
|
|
options,
|
|
description = cmd.description,
|
|
formatter = HelpFormatter())
|
|
|
|
(cmd, args) = parser.parse_args(sys.argv[2:], cmd);
|
|
|
|
if cmd.needsGit:
|
|
gitdir = cmd.gitdir
|
|
if len(gitdir) == 0:
|
|
gitdir = ".git"
|
|
if not isValidGitDir(gitdir):
|
|
gitdir = mypopen("git rev-parse --git-dir").read()[:-1]
|
|
if os.path.exists(gitdir):
|
|
cdup = mypopen("git rev-parse --show-cdup").read()[:-1];
|
|
if len(cdup) > 0:
|
|
os.chdir(cdup);
|
|
|
|
if not isValidGitDir(gitdir):
|
|
if isValidGitDir(gitdir + "/.git"):
|
|
gitdir += "/.git"
|
|
else:
|
|
die("fatal: cannot locate git repository at %s" % gitdir)
|
|
|
|
os.environ["GIT_DIR"] = gitdir
|
|
|
|
if not cmd.run(args):
|
|
parser.print_help()
|
|
|