fnum = fnum + 1
return files
- def branchesForCommit(self, files):
- branches = Set()
+ def splitFilesIntoBranches(self, commit):
+ branches = {}
- for file in files:
- path = file["path"][len(self.depotPath):]
+ 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 path.startswith(branch):
- branches.add(branch)
+ if relPath.startswith(branch):
+ if branch not in branches:
+ branches[branch] = []
+ branches[branch].append(file)
return branches
# 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:
change = int(details["change"])
- self.lastChange = change
-
- if change in self.labels:
+ 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 not self.silent:
print "Tag %s does not match with change %s: file count is different." % (labelDetails["label"], change)
- def extractFilesInCommitToBranch(self, files, branchPrefix):
- newFiles = []
-
- for file in files:
- path = file["path"]
- if path.startswith(branchPrefix):
- newFiles.append(file)
-
- return newFiles
-
- def getUserMap(self):
+ def getUserMapFromPerforceServer(self):
self.users = {}
for output in p4CmdList("users"):
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 = {}
label = output["label"]
revisions = {}
newestChange = 0
- for file in p4CmdList("files //...@%s" % label):
+ 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:
self.labels[newestChange] = [output, revisions]
+ if self.verbose:
+ print "Label changes: %s" % self.labels.keys()
+
def getBranchMapping(self):
- # map from branch depot path to parent branch
- self.knownBranches = {}
+ self.projectName = self.depotPath[self.depotPath[:-1].rfind("/") + 1:]
for info in p4CmdList("branches"):
details = p4Cmd("branch -o %s" % info["branch"])
if source.startswith(self.depotPath) and destination.startswith(self.depotPath):
source = source[len(self.depotPath):-4]
destination = destination[len(self.depotPath):-4]
- self.knownBranches[destination] = source
- self.knownBranches[source] = source
+ 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 self.syncWithOrigin and gitBranchExists("origin") and gitBranchExists("refs/remotes/p4/master") and not self.detectBranches:
+ ### needs to be ported to multi branch import
- if self.syncWithOrigin and gitBranchExists("origin") and gitBranchExists("refs/remotes/p4/master"):
print "Syncing with origin first as requested by calling git fetch origin"
system("git fetch origin")
[originPreviousDepotPath, originP4Change] = extractDepotPathAndChangeFromGitLog(extractLogMessageFromGitCommit("origin"))
system("git symbolic-ref refs/remotes/p4/HEAD %s" % self.branch)
if len(args) == 0:
- if not gitBranchExists(self.branch) and gitBranchExists("origin"):
+ 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
branch = "refs/heads/" + branch
system("git update-ref %s origin" % branch)
- [self.previousDepotPath, p4Change] = extractDepotPathAndChangeFromGitLog(extractLogMessageFromGitCommit(self.branch))
- if len(self.previousDepotPath) > 0 and len(p4Change) > 0:
- p4Change = int(p4Change) + 1
+ 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)
self.revision = ""
self.users = {}
- self.lastChange = 0
if self.depotPath.find("@") != -1:
atIdx = self.depotPath.index("@")
if not self.depotPath.endswith("/"):
self.depotPath += "/"
- self.getUserMap()
+ 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))
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:
cnt = cnt + 1
try:
- files = self.extractFilesFromCommit(description)
if self.detectBranches:
- for branch in self.branchesForCommit(files):
+ branches = self.splitFilesIntoBranches(description)
+ for branch in branches.keys():
branchPrefix = self.depotPath + branch + "/"
parent = ""
- filesForCommit = self.extractFilesInCommitToBranch(files, branch)
+ filesForCommit = branches[branch]
+
+ if self.verbose:
+ print "branch is %s" % branch
- if branch not in self.createdBranches :
+ 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
- self.commit(description, files, branch, branchPrefix, 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:
self.gitStream.close()
+ if importProcess.wait() != 0:
+ die("fast-import failed: %s" % self.gitError.read())
self.gitOutput.close()
self.gitError.close()
- importProcess.wait()
return True
if not P4Sync.run(self, [depotPath]):
return False
if self.branch != "master":
- system("git branch master p4")
- system("git checkout -f")
+ 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):