diff --git a/git-p4.py b/git-p4.py index b8b2a1679e..d551efb0dd 100755 --- a/git-p4.py +++ b/git-p4.py @@ -3214,6 +3214,42 @@ def hasBranchPrefix(self, path): print('Ignoring file outside of prefix: {0}'.format(path)) return hasPrefix + def findShadowedFiles(self, files, change): + # Perforce allows you commit files and directories with the same name, + # so you could have files //depot/foo and //depot/foo/bar both checked + # in. A p4 sync of a repository in this state fails. Deleting one of + # the files recovers the repository. + # + # Git will not allow the broken state to exist and only the most recent + # of the conflicting names is left in the repository. When one of the + # conflicting files is deleted we need to re-add the other one to make + # sure the git repository recovers in the same way as perforce. + deleted = [f for f in files if f['action'] in self.delete_actions] + to_check = set() + for f in deleted: + path = decode_path(f['path']) + to_check.add(path + '/...') + while True: + path = path.rsplit("/", 1)[0] + if path == "/" or path in to_check: + break + to_check.add(path) + to_check = ['%s@%s' % (wildcard_encode(p), change) for p in to_check + if self.hasBranchPrefix(p)] + if to_check: + stat_result = p4CmdList(["-x", "-", "fstat", "-T", + "depotFile,headAction,headRev,headType"], stdin=to_check) + for record in stat_result: + if record['code'] != 'stat': + continue + if record['headAction'] in self.delete_actions: + continue + files.append({ + 'action': 'add', + 'path': record['depotFile'], + 'rev': record['headRev'], + 'type': record['headType']}) + def commit(self, details, files, branch, parent = "", allow_empty=False): epoch = details["time"] author = details["user"] @@ -3222,11 +3258,14 @@ def commit(self, details, files, branch, parent = "", allow_empty=False): if self.verbose: print('commit into {0}'.format(branch)) + files = [f for f in files + if self.hasBranchPrefix(decode_path(f['path']))] + self.findShadowedFiles(files, details['change']) + if self.clientSpecDirs: self.clientSpecDirs.update_client_spec_path_cache(files) - files = [f for (f, path) in ((f, decode_path(f['path'])) for f in files) - if self.inClientSpec(path) and self.hasBranchPrefix(path)] + files = [f for f in files if self.inClientSpec(decode_path(f['path']))] if gitConfigBool('git-p4.keepEmptyCommits'): allow_empty = True diff --git a/t/t9834-git-p4-file-dir-bug.sh b/t/t9834-git-p4-file-dir-bug.sh new file mode 100755 index 0000000000..031e1f8668 --- /dev/null +++ b/t/t9834-git-p4-file-dir-bug.sh @@ -0,0 +1,70 @@ +#!/bin/sh + +test_description='git p4 directory/file bug handling + +This test creates files and directories with the same name in perforce and +checks that git-p4 recovers from the error at the same time as the perforce +repository.' + +. ./lib-git-p4.sh + +test_expect_success 'start p4d' ' + start_p4d && + test_might_fail p4 configure set submit.collision.check=0 +' + +test_expect_success 'init depot' ' + ( + cd "$cli" && + + touch add_file_add_dir_del_file add_file_add_dir_del_dir && + p4 add add_file_add_dir_del_file add_file_add_dir_del_dir && + mkdir add_dir_add_file_del_file add_dir_add_file_del_dir && + touch add_dir_add_file_del_file/file add_dir_add_file_del_dir/file && + p4 add add_dir_add_file_del_file/file add_dir_add_file_del_dir/file && + p4 submit -d "add initial" && + + rm -f add_file_add_dir_del_file add_file_add_dir_del_dir && + mkdir add_file_add_dir_del_file add_file_add_dir_del_dir && + touch add_file_add_dir_del_file/file add_file_add_dir_del_dir/file && + p4 add add_file_add_dir_del_file/file add_file_add_dir_del_dir/file && + rm -rf add_dir_add_file_del_file add_dir_add_file_del_dir && + touch add_dir_add_file_del_file add_dir_add_file_del_dir && + p4 add add_dir_add_file_del_file add_dir_add_file_del_dir && + p4 submit -d "add conflicting" && + + p4 delete -k add_file_add_dir_del_file && + p4 delete -k add_file_add_dir_del_dir/file && + p4 delete -k add_dir_add_file_del_file && + p4 delete -k add_dir_add_file_del_dir/file && + p4 submit -d "delete conflicting" && + + p4 delete -k "add_file_add_dir_del_file/file" && + p4 delete -k "add_file_add_dir_del_dir" && + p4 delete -k "add_dir_add_file_del_file/file" && + p4 delete -k "add_dir_add_file_del_dir" && + p4 submit -d "delete remaining" + ) +' + +test_expect_success 'clone with git-p4' ' + git p4 clone --dest="$git" //depot/@1,3 +' + +test_expect_success 'check contents' ' + test_path_is_dir "$git/add_file_add_dir_del_file" && + test_path_is_file "$git/add_file_add_dir_del_dir" && + test_path_is_dir "$git/add_dir_add_file_del_file" && + test_path_is_file "$git/add_dir_add_file_del_dir" +' + +test_expect_success 'rebase and check empty' ' + git -C "$git" p4 rebase && + + test_path_is_missing "$git/add_file_add_dir_del_file" && + test_path_is_missing "$git/add_file_add_dir_del_dir" && + test_path_is_missing "$git/add_dir_add_file_del_file" && + test_path_is_missing "$git/add_dir_add_file_del_dir" +' + +test_done