push: add option to push only submodules
[gitweb.git] / git-p4.py
index fd5ca524626c40823371422e52a3457fd1d45579..73f5fce4d6b65d05a89a1ac5a9564280038f5f54 100755 (executable)
--- a/git-p4.py
+++ b/git-p4.py
@@ -78,6 +78,11 @@ def p4_build_cmd(cmd):
     if len(client) > 0:
         real_cmd += ["-c", client]
 
+    retries = gitConfigInt("git-p4.retries")
+    if retries is None:
+        # Perform 3 retries by default
+        retries = 3
+    real_cmd += ["-r", str(retries)]
 
     if isinstance(cmd,basestring):
         real_cmd = ' '.join(real_cmd) + ' ' + cmd
@@ -85,6 +90,16 @@ def p4_build_cmd(cmd):
         real_cmd += cmd
     return real_cmd
 
+def git_dir(path):
+    """ Return TRUE if the given path is a git directory (/path/to/dir/.git).
+        This won't automatically add ".git" to a directory.
+    """
+    d = read_pipe(["git", "--git-dir", path, "rev-parse", "--git-dir"], True).strip()
+    if not d or len(d) == 0:
+        return None
+    else:
+        return d
+
 def chdir(path, is_client_path=False):
     """Do chdir to the given path, and set the PWD environment
        variable for use by P4.  It does not look at getcwd() output.
@@ -262,6 +277,10 @@ def p4_revert(f):
 def p4_reopen(type, f):
     p4_system(["reopen", "-t", type, wildcard_encode(f)])
 
+def p4_reopen_in_change(changelist, files):
+    cmd = ["reopen", "-c", str(changelist)] + files
+    p4_system(cmd)
+
 def p4_move(src, dest):
     p4_system(["move", "-k", wildcard_encode(src), wildcard_encode(dest)])
 
@@ -563,10 +582,7 @@ def currentGitBranch():
         return read_pipe(["git", "name-rev", "HEAD"]).split(" ")[1].strip()
 
 def isValidGitDir(path):
-    if (os.path.exists(path + "/HEAD")
-        and os.path.exists(path + "/refs") and os.path.exists(path + "/objects")):
-        return True;
-    return False
+    return git_dir(path) != None
 
 def parseRevision(ref):
     return read_pipe("git rev-parse %s" % ref).strip()
@@ -1005,18 +1021,20 @@ def processContent(self, git_mode, relPath, contents):
            steps."""
         if self.exceedsLargeFileThreshold(relPath, contents) or self.hasLargeFileExtension(relPath):
             contentTempFile = self.generateTempFile(contents)
-            (git_mode, contents, localLargeFile) = self.generatePointer(contentTempFile)
-
-            # Move temp file to final location in large file system
-            largeFileDir = os.path.dirname(localLargeFile)
-            if not os.path.isdir(largeFileDir):
-                os.makedirs(largeFileDir)
-            shutil.move(contentTempFile, localLargeFile)
-            self.addLargeFile(relPath)
-            if gitConfigBool('git-p4.largeFilePush'):
-                self.pushFile(localLargeFile)
-            if verbose:
-                sys.stderr.write("%s moved to large file system (%s)\n" % (relPath, localLargeFile))
+            (pointer_git_mode, contents, localLargeFile) = self.generatePointer(contentTempFile)
+            if pointer_git_mode:
+                git_mode = pointer_git_mode
+            if localLargeFile:
+                # Move temp file to final location in large file system
+                largeFileDir = os.path.dirname(localLargeFile)
+                if not os.path.isdir(largeFileDir):
+                    os.makedirs(largeFileDir)
+                shutil.move(contentTempFile, localLargeFile)
+                self.addLargeFile(relPath)
+                if gitConfigBool('git-p4.largeFilePush'):
+                    self.pushFile(localLargeFile)
+                if verbose:
+                    sys.stderr.write("%s moved to large file system (%s)\n" % (relPath, localLargeFile))
         return (git_mode, contents)
 
 class MockLFS(LargeFileSystem):
@@ -1056,6 +1074,9 @@ def generatePointer(self, contentFile):
            the actual content. Return also the new location of the actual
            content.
            """
+        if os.path.getsize(contentFile) == 0:
+            return (None, '', None)
+
         pointerProcess = subprocess.Popen(
             ['git', 'lfs', 'pointer', '--file=' + contentFile],
             stdout=subprocess.PIPE
@@ -1289,6 +1310,12 @@ def __init__(self):
                 optparse.make_option("--conflict", dest="conflict_behavior",
                                      choices=self.conflict_behavior_choices),
                 optparse.make_option("--branch", dest="branch"),
+                optparse.make_option("--shelve", dest="shelve", action="store_true",
+                                     help="Shelve instead of submit. Shelved files are reverted, "
+                                     "restoring the workspace to the state before the shelve"),
+                optparse.make_option("--update-shelve", dest="update_shelve", action="store", type="int",
+                                     metavar="CHANGELIST",
+                                     help="update an existing shelved changelist, implies --shelve")
         ]
         self.description = "Submit changes from git to the perforce depot."
         self.usage += " [name of git branch to submit into perforce depot]"
@@ -1296,6 +1323,8 @@ def __init__(self):
         self.detectRenames = False
         self.preserveUser = gitConfigBool("git-p4.preserveUser")
         self.dry_run = False
+        self.shelve = False
+        self.update_shelve = None
         self.prepare_p4_only = False
         self.conflict_behavior = None
         self.isWindows = (platform.system() == "Windows")
@@ -1464,7 +1493,7 @@ def canChangeChangelists(self):
                     return 1
         return 0
 
-    def prepareSubmitTemplate(self):
+    def prepareSubmitTemplate(self, changelist=None):
         """Run "p4 change -o" to grab a change specification template.
            This does not use "p4 -G", as it is nice to keep the submission
            template in original order, since a human might edit it.
@@ -1476,7 +1505,11 @@ def prepareSubmitTemplate(self):
 
         template = ""
         inFilesSection = False
-        for line in p4_read_pipe_lines(['change', '-o']):
+        args = ['change', '-o']
+        if changelist:
+            args.append(str(changelist))
+
+        for line in p4_read_pipe_lines(args):
             if line.endswith("\r\n"):
                 line = line[:-2] + "\n"
             if inFilesSection:
@@ -1575,11 +1608,14 @@ def applyCommit(self, id):
         editedFiles = set()
         pureRenameCopy = set()
         filesToChangeExecBit = {}
+        all_files = list()
 
         for line in diff:
             diff = parseDiffTreeEntry(line)
             modifier = diff['status']
             path = diff['src']
+            all_files.append(path)
+
             if modifier == "M":
                 p4_edit(path)
                 if isModeExecChanged(diff['src_mode'], diff['dst_mode']):
@@ -1705,6 +1741,10 @@ def applyCommit(self, id):
             mode = filesToChangeExecBit[f]
             setP4ExecBit(f, mode)
 
+        if self.update_shelve:
+            print("all_files = %s" % str(all_files))
+            p4_reopen_in_change(self.update_shelve, all_files)
+
         #
         # Build p4 change description, starting with the contents
         # of the git commit message.
@@ -1713,7 +1753,7 @@ def applyCommit(self, id):
         logMessage = logMessage.strip()
         (logMessage, jobs) = self.separate_jobs_from_description(logMessage)
 
-        template = self.prepareSubmitTemplate()
+        template = self.prepareSubmitTemplate(self.update_shelve)
         submitTemplate = self.prepareLogMessage(template, logMessage, jobs)
 
         if self.preserveUser:
@@ -1785,7 +1825,17 @@ def applyCommit(self, id):
                 if self.isWindows:
                     message = message.replace("\r\n", "\n")
                 submitTemplate = message[:message.index(separatorLine)]
-                p4_write_pipe(['submit', '-i'], submitTemplate)
+
+                if self.update_shelve:
+                    p4_write_pipe(['shelve', '-r', '-i'], submitTemplate)
+                elif self.shelve:
+                    p4_write_pipe(['shelve', '-i'], submitTemplate)
+                else:
+                    p4_write_pipe(['submit', '-i'], submitTemplate)
+                    # The rename/copy happened by applying a patch that created a
+                    # new file.  This leaves it writable, which confuses p4.
+                    for f in pureRenameCopy:
+                        p4_sync(f, "-f")
 
                 if self.preserveUser:
                     if p4User:
@@ -1795,23 +1845,20 @@ def applyCommit(self, id):
                         changelist = self.lastP4Changelist()
                         self.modifyChangelistUser(changelist, p4User)
 
-                # The rename/copy happened by applying a patch that created a
-                # new file.  This leaves it writable, which confuses p4.
-                for f in pureRenameCopy:
-                    p4_sync(f, "-f")
                 submitted = True
 
         finally:
             # skip this patch
-            if not submitted:
-                print "Submission cancelled, undoing p4 changes."
-                for f in editedFiles:
+            if not submitted or self.shelve:
+                if self.shelve:
+                    print ("Reverting shelved files.")
+                else:
+                    print ("Submission cancelled, undoing p4 changes.")
+                for f in editedFiles | filesToDelete:
                     p4_revert(f)
                 for f in filesToAdd:
                     p4_revert(f)
                     os.remove(f)
-                for f in filesToDelete:
-                    p4_revert(f)
 
         os.remove(fileName)
         return submitted
@@ -1907,6 +1954,9 @@ def run(self, args):
         if len(self.origin) == 0:
             self.origin = upstream
 
+        if self.update_shelve:
+            self.shelve = True
+
         if self.preserveUser:
             if not self.canChangeChangelists():
                 die("Cannot preserve user names without p4 super-user or admin permissions")
@@ -2067,13 +2117,13 @@ def run(self, args):
                         break
 
         chdir(self.oldWorkingDirectory)
-
+        shelved_applied = "shelved" if self.shelve else "applied"
         if self.dry_run:
             pass
         elif self.prepare_p4_only:
             pass
         elif len(commits) == len(applied):
-            print "All commits applied!"
+            print ("All commits {0}!".format(shelved_applied))
 
             sync = P4Sync()
             if self.branch:
@@ -2085,9 +2135,9 @@ def run(self, args):
 
         else:
             if len(applied) == 0:
-                print "No commits applied."
+                print ("No commits {0}.".format(shelved_applied))
             else:
-                print "Applied only the commits marked with '*':"
+                print ("{0} only the commits marked with '*':".format(shelved_applied.capitalize()))
                 for c in commits:
                     if c in applied:
                         star = "*"
@@ -3682,6 +3732,7 @@ def main():
         if cmd.gitdir == None:
             cmd.gitdir = os.path.abspath(".git")
             if not isValidGitDir(cmd.gitdir):
+                # "rev-parse --git-dir" without arguments will try $PWD/.git
                 cmd.gitdir = read_pipe("git rev-parse --git-dir").strip()
                 if os.path.exists(cmd.gitdir):
                     cdup = read_pipe("git rev-parse --show-cdup").strip()
@@ -3694,6 +3745,7 @@ def main():
             else:
                 die("fatal: cannot locate git repository at %s" % cmd.gitdir)
 
+        # so git commands invoked from the P4 workspace will succeed
         os.environ["GIT_DIR"] = cmd.gitdir
 
     if not cmd.run(args):