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[FILE] git-branch [ edit | delete | rename | download ] [FILE] git-bundle [ edit | delete | rename | download ] [FILE] git-cat-file [ edit | delete | rename | download ] [FILE] git-check-attr [ edit | delete | rename | download ] [FILE] git-check-ignore [ edit | delete | rename | download ] [FILE] git-check-ref-format [ edit | delete | rename | download ] [FILE] git-checkout [ edit | delete | rename | download ] [FILE] git-checkout-index [ edit | delete | rename | download ] [FILE] git-cherry [ edit | delete | rename | download ] [FILE] git-cherry-pick [ edit | delete | rename | download ] [FILE] git-clean [ edit | delete | rename | download ] [FILE] git-clone [ edit | delete | rename | download ] [FILE] git-column [ edit | delete | rename | download ] [FILE] git-commit [ edit | delete | rename | download ] [FILE] git-commit-tree [ edit | delete | rename | download ] [FILE] git-config [ edit | delete | rename | download ] [FILE] git-count-objects [ edit | delete | rename | download ] [FILE] git-credential [ edit | delete | rename | download ] [FILE] git-credential-cache [ edit | delete | rename | download ] [FILE] git-credential-cache--daemon [ edit | delete | rename | download ] [FILE] git-credential-store [ edit | delete | rename | download ] [FILE] git-describe [ edit | delete | rename | download ] [FILE] git-diff [ edit | delete | rename | download ] [FILE] git-diff-files [ edit | delete | rename | download ] [FILE] git-diff-index [ edit | delete | rename | download ] [FILE] git-diff-tree [ edit | delete | rename | download ] [FILE] git-difftool [ edit | delete | rename | download ] [FILE] git-difftool--helper [ edit | delete | rename | download ] [FILE] git-fast-export [ edit | delete | rename | download ] [FILE] git-fast-import [ edit | delete | rename | download ] [FILE] git-fetch [ edit | delete | rename | download ] [FILE] git-fetch-pack [ edit | delete | rename | download ] [FILE] git-filter-branch [ edit | delete | rename | download ] [FILE] git-fmt-merge-msg [ edit | delete | rename | download ] [FILE] git-for-each-ref [ edit | delete | rename | download ] [FILE] git-format-patch [ edit | delete | rename | download ] [FILE] git-fsck [ edit | delete | rename | download ] [FILE] git-fsck-objects [ edit | delete | rename | download ] [FILE] git-gc [ edit | delete | rename | download ] [FILE] git-get-tar-commit-id [ edit | delete | rename | download ] [FILE] git-grep [ edit | delete | rename | download ] [FILE] git-hash-object [ edit | delete | rename | download ] [FILE] git-help [ edit | delete | rename | download ] [FILE] git-http-backend [ edit | delete | rename | download ] [FILE] git-http-fetch [ edit | delete | rename | download ] [FILE] git-http-push [ edit | delete | rename | download ] [FILE] git-imap-send [ edit | delete | rename | download ] [FILE] git-index-pack [ edit | delete | rename | download ] [FILE] git-init [ edit | delete | rename | download ] [FILE] git-init-db [ edit | delete | rename | download ] [FILE] git-log [ edit | delete | rename | download ] [FILE] git-lost-found [ edit | delete | rename | download ] [FILE] git-ls-files [ edit | delete | rename | download ] [FILE] git-ls-remote [ edit | delete | rename | download ] [FILE] git-ls-tree [ edit | delete | rename | download ] [FILE] git-mailinfo [ edit | delete | rename | download ] [FILE] git-mailsplit [ edit | delete | rename | download ] [FILE] git-merge [ edit | delete | rename | download ] [FILE] git-merge-base [ edit | delete | rename | download ] [FILE] git-merge-file [ edit | delete | rename | download ] [FILE] git-merge-index [ edit | delete | rename | download ] [FILE] git-merge-octopus [ edit | delete | rename | download ] [FILE] git-merge-one-file [ edit | delete | rename | download ] [FILE] git-merge-ours [ edit | delete | rename | download ] [FILE] git-merge-recursive [ edit | delete | rename | download ] [FILE] git-merge-resolve [ edit | delete | rename | download ] [FILE] git-merge-subtree [ edit | delete | rename | download ] [FILE] git-merge-tree [ edit | delete | rename | download ] [FILE] git-mergetool [ edit | delete | rename | download ] [FILE] git-mergetool--lib [ edit | delete | rename | download ] [FILE] git-mktag [ edit | delete | rename | download ] [FILE] git-mktree [ edit | delete | rename | download ] [FILE] git-mv [ edit | delete | rename | download ] [FILE] git-name-rev [ edit | delete | rename | download ] [FILE] git-notes [ edit | delete | rename | download ] [FILE] git-pack-objects [ edit | delete | rename | download ] [FILE] git-pack-redundant [ edit | delete | rename | download ] [FILE] git-pack-refs [ edit | delete | rename | download ] [FILE] git-parse-remote [ edit | delete | rename | download ] [FILE] git-patch-id [ edit | delete | rename | download ] [FILE] git-peek-remote [ edit | delete | rename | download ] [FILE] git-prune [ edit | delete | rename | download ] [FILE] git-prune-packed [ edit | delete | rename | download ] [FILE] git-pull [ edit | delete | rename | download ] [FILE] git-push [ edit | delete | rename | download ] [FILE] git-quiltimport [ edit | delete | rename | download ] [FILE] git-read-tree [ edit | delete | rename | download ] [FILE] git-rebase [ edit | delete | rename | download ] [FILE] git-rebase--am [ edit | delete | rename | download ] [FILE] git-rebase--interactive [ edit | delete | rename | download ] [FILE] git-rebase--merge [ edit | delete | rename | download ] [FILE] git-receive-pack [ edit | delete | rename | download ] [FILE] git-reflog [ edit | delete | rename | download ] [FILE] git-relink [ edit | delete | rename | download ] [FILE] git-remote [ edit | delete | rename | download ] [FILE] git-remote-ext [ edit | delete | rename | download ] [FILE] git-remote-fd [ edit | delete | rename | download ] [FILE] git-remote-ftp [ edit | delete | rename | download ] [FILE] git-remote-ftps [ edit | delete | rename | download ] [FILE] git-remote-http [ edit | delete | rename | download ] [FILE] git-remote-https [ edit | delete | rename | download ] [FILE] git-remote-testpy [ edit | delete | rename | download ] [FILE] git-repack [ edit | delete | rename | download ] [FILE] git-replace [ edit | delete | rename | download ] [FILE] git-repo-config [ edit | delete | rename | download ] [FILE] git-request-pull [ edit | delete | rename | download ] [FILE] git-rerere [ edit | delete | rename | download ] [FILE] git-reset [ edit | delete | rename | download ] [FILE] git-rev-list [ edit | delete | rename | download ] [FILE] git-rev-parse [ edit | delete | rename | download ] [FILE] git-revert [ edit | delete | rename | download ] [FILE] git-rm [ edit | delete | rename | download ] [FILE] git-send-pack [ edit | delete | rename | download ] [FILE] git-sh-i18n [ edit | delete | rename | download ] [FILE] git-sh-i18n--envsubst [ edit | delete | rename | download ] [FILE] git-sh-setup [ edit | delete | rename | download ] [FILE] git-shell [ edit | delete | rename | download ] [FILE] git-shortlog [ edit | delete | rename | download ] [FILE] git-show [ edit | delete | rename | download ] [FILE] git-show-branch [ edit | delete | rename | download ] [FILE] git-show-index [ edit | delete | rename | download ] [FILE] git-show-ref [ edit | delete | rename | download ] [FILE] git-stage [ edit | delete | rename | download ] [FILE] git-stash [ edit | delete | rename | download ] [FILE] git-status [ edit | delete | rename | download ] [FILE] git-stripspace [ edit | delete | rename | download ] [FILE] git-submodule [ edit | delete | rename | download ] [FILE] git-submodule--helper [ edit | delete | rename | download ] [FILE] git-subtree [ edit | delete | rename | download ] [FILE] git-symbolic-ref [ edit | delete | rename | download ] [FILE] git-tag [ edit | delete | rename | download ] [FILE] git-tar-tree [ edit | delete | rename | download ] [FILE] git-unpack-file [ edit | delete | rename | download ] [FILE] git-unpack-objects [ edit | delete | rename | download ] [FILE] git-update-index [ edit | delete | rename | download ] [FILE] git-update-ref [ edit | delete | rename | download ] [FILE] git-update-server-info [ edit | delete | rename | download ] [FILE] git-upload-archive [ edit | delete | rename | download ] [FILE] git-upload-pack [ edit | delete | rename | download ] [FILE] git-var [ edit | delete | rename | download ] [FILE] git-verify-pack [ edit | delete | rename | download ] [FILE] git-verify-tag [ edit | delete | rename | download ] [FILE] git-web--browse [ edit | delete | rename | download ] [FILE] git-whatchanged [ edit | delete | rename | download ] [FILE] git-write-tree [ edit | delete | rename | download ] Viewing: /usr/libexec/git-core/git-remote-testpy #!/usr/bin/python # This command is a simple remote-helper, that is used both as a # testcase for the remote-helper functionality, and as an example to # show remote-helper authors one possible implementation. # # This is a Git <-> Git importer/exporter, that simply uses git # fast-import and git fast-export to consume and produce fast-import # streams. # # To understand better the way things work, one can activate debug # traces by setting (to any value) the environment variables # GIT_TRANSPORT_HELPER_DEBUG and GIT_DEBUG_TESTGIT, to see messages # from the transport-helper side, or from this example remote-helper. # hashlib is only available in python >= 2.5 try: import hashlib _digest = hashlib.sha1 except ImportError: import sha _digest = sha.new import sys import os import time sys.path.insert(0, os.getenv("GITPYTHONLIB","/usr/lib/python2.7/site-packages")) from git_remote_helpers.util import die, debug, warn from git_remote_helpers.git.repo import GitRepo from git_remote_helpers.git.exporter import GitExporter from git_remote_helpers.git.importer import GitImporter from git_remote_helpers.git.non_local import NonLocalGit if sys.hexversion < 0x02000000: # string.encode() is the limiter sys.stderr.write("git-remote-testgit: requires Python 2.0 or later.\n") sys.exit(1) def encode_filepath(path): """Encodes a Unicode file path to a byte string. On Python 2 this is a no-op; on Python 3 we encode the string as suggested by [1] which allows an exact round-trip from the command line to the filesystem. [1] http://docs.python.org/3/c-api/unicode.html#file-system-encoding """ if sys.hexversion < 0x03000000: return path return path.encode(sys.getfilesystemencoding(), 'surrogateescape') def get_repo(alias, url): """Returns a git repository object initialized for usage. """ repo = GitRepo(url) repo.get_revs() repo.get_head() hasher = _digest() hasher.update(encode_filepath(repo.path)) repo.hash = hasher.hexdigest() repo.get_base_path = lambda base: os.path.join( base, 'info', 'fast-import', repo.hash) prefix = 'refs/testgit/%s/' % alias debug("prefix: '%s'", prefix) repo.gitdir = os.environ["GIT_DIR"] repo.alias = alias repo.prefix = prefix repo.exporter = GitExporter(repo) repo.importer = GitImporter(repo) repo.non_local = NonLocalGit(repo) return repo def local_repo(repo, path): """Returns a git repository object initalized for usage. """ local = GitRepo(path) local.non_local = None local.gitdir = repo.gitdir local.alias = repo.alias local.prefix = repo.prefix local.hash = repo.hash local.get_base_path = repo.get_base_path local.exporter = GitExporter(local) local.importer = GitImporter(local) return local def do_capabilities(repo, args): """Prints the supported capabilities. """ print("import") print("export") print("refspec refs/heads/*:%s*" % repo.prefix) dirname = repo.get_base_path(repo.gitdir) if not os.path.exists(dirname): os.makedirs(dirname) path = os.path.join(dirname, 'git.marks') print("*export-marks %s" % path) if os.path.exists(path): print("*import-marks %s" % path) print('') # end capabilities def do_list(repo, args): """Lists all known references. Bug: This will always set the remote head to master for non-local repositories, since we have no way of determining what the remote head is at clone time. """ for ref in repo.revs: debug("? refs/heads/%s", ref) print("? refs/heads/%s" % ref) if repo.head: debug("@refs/heads/%s HEAD" % repo.head) print("@refs/heads/%s HEAD" % repo.head) else: debug("@refs/heads/master HEAD") print("@refs/heads/master HEAD") print('') # end list def update_local_repo(repo): """Updates (or clones) a local repo. """ if repo.local: return repo path = repo.non_local.clone(repo.gitdir) repo.non_local.update(repo.gitdir) repo = local_repo(repo, path) return repo def do_import(repo, args): """Exports a fast-import stream from testgit for git to import. """ if len(args) != 1: die("Import needs exactly one ref") if not repo.gitdir: die("Need gitdir to import") ref = args[0] refs = [ref] while True: line = sys.stdin.readline().decode() if line == '\n': break if not line.startswith('import '): die("Expected import line.") # strip of leading 'import ' ref = line[7:].strip() refs.append(ref) print("feature done") if os.environ.get("GIT_REMOTE_TESTGIT_FAILURE"): die('Told to fail') repo = update_local_repo(repo) repo.exporter.export_repo(repo.gitdir, refs) print("done") def do_export(repo, args): """Imports a fast-import stream from git to testgit. """ if not repo.gitdir: die("Need gitdir to export") if os.environ.get("GIT_REMOTE_TESTGIT_FAILURE"): die('Told to fail') update_local_repo(repo) changed = repo.importer.do_import(repo.gitdir) if not repo.local: repo.non_local.push(repo.gitdir) for ref in changed: print("ok %s" % ref) print('') COMMANDS = { 'capabilities': do_capabilities, 'list': do_list, 'import': do_import, 'export': do_export, } def sanitize(value): """Cleans up the url. """ if value.startswith('testgit::'): value = value[9:] return value def read_one_line(repo): """Reads and processes one command. """ sleepy = os.environ.get("GIT_REMOTE_TESTGIT_SLEEPY") if sleepy: debug("Sleeping %d sec before readline" % int(sleepy)) time.sleep(int(sleepy)) line = sys.stdin.readline() cmdline = line.decode() if not cmdline: warn("Unexpected EOF") return False cmdline = cmdline.strip().split() if not cmdline: # Blank line means we're about to quit return False cmd = cmdline.pop(0) debug("Got command '%s' with args '%s'", cmd, ' '.join(cmdline)) if cmd not in COMMANDS: die("Unknown command, %s", cmd) func = COMMANDS[cmd] func(repo, cmdline) sys.stdout.flush() return True def main(args): """Starts a new remote helper for the specified repository. """ if len(args) != 3: die("Expecting exactly three arguments.") sys.exit(1) if os.getenv("GIT_DEBUG_TESTGIT"): import git_remote_helpers.util git_remote_helpers.util.DEBUG = True alias = sanitize(args[1]) url = sanitize(args[2]) if not alias.isalnum(): warn("non-alnum alias '%s'", alias) alias = "tmp" args[1] = alias args[2] = url repo = get_repo(alias, url) debug("Got arguments %s", args[1:]) more = True # Use binary mode since Python 3 does not permit unbuffered I/O in text # mode. Unbuffered I/O is required to avoid data that should be going # to git-fast-import after an "export" command getting caught in our # stdin buffer instead. sys.stdin = os.fdopen(sys.stdin.fileno(), 'rb', 0) while (more): more = read_one_line(repo) if __name__ == '__main__': sys.exit(main(sys.argv))