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authorJunio C Hamano <gitster@pobox.com>2011-08-01 22:00:14 (GMT)
committerJunio C Hamano <gitster@pobox.com>2011-08-01 22:00:14 (GMT)
commit59d9ba869e900bf4da9822f417e4d40a710d8063 (patch)
tree07f1a07ddcff4c61e52cb959e6e7c0eec7abeb53
parent1df561fb4861708ce208488aa307516c0ecfa968 (diff)
parent105fe3e457fba1dc005aa649410ec3962624232a (diff)
downloadgit-59d9ba869e900bf4da9822f417e4d40a710d8063.zip
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Merge branch 'sr/transport-helper-fix'
* sr/transport-helper-fix: (21 commits) transport-helper: die early on encountering deleted refs transport-helper: implement marks location as capability transport-helper: Use capname for refspec capability too transport-helper: change import semantics transport-helper: update ref status after push with export transport-helper: use the new done feature where possible transport-helper: check status code of finish_command transport-helper: factor out push_update_refs_status fast-export: support done feature fast-import: introduce 'done' command git-remote-testgit: fix error handling git-remote-testgit: only push for non-local repositories remote-curl: accept empty line as terminator remote-helpers: export GIT_DIR variable to helpers git_remote_helpers: push all refs during a non-local export transport-helper: don't feed bogus refs to export push git-remote-testgit: import non-HEAD refs t5800: document some non-functional parts of remote helpers t5800: use skip_all instead of prereq t5800: factor out some ref tests ...
-rw-r--r--Documentation/git-fast-export.txt4
-rw-r--r--Documentation/git-fast-import.txt25
-rw-r--r--Documentation/git-remote-helpers.txt3
-rw-r--r--builtin/fast-export.c9
-rw-r--r--fast-import.c8
-rw-r--r--git-remote-testgit.py62
-rw-r--r--git_remote_helpers/git/exporter.py15
-rw-r--r--git_remote_helpers/git/importer.py32
-rw-r--r--git_remote_helpers/git/non_local.py20
-rw-r--r--git_remote_helpers/git/repo.py7
-rw-r--r--git_remote_helpers/util.py81
-rw-r--r--remote-curl.c10
-rwxr-xr-xt/t5800-remote-helpers.sh93
-rwxr-xr-xt/t9300-fast-import.sh42
-rw-r--r--transport-helper.c251
15 files changed, 475 insertions, 187 deletions
diff --git a/Documentation/git-fast-export.txt b/Documentation/git-fast-export.txt
index a29ac02..f37eada 100644
--- a/Documentation/git-fast-export.txt
+++ b/Documentation/git-fast-export.txt
@@ -83,6 +83,10 @@ marks the same across runs.
allow that. So fake a tagger to be able to fast-import the
output.
+--use-done-feature::
+ Start the stream with a 'feature done' stanza, and terminate
+ it with a 'done' command.
+
--no-data::
Skip output of blob objects and instead refer to blobs via
their original SHA-1 hash. This is useful when rewriting the
diff --git a/Documentation/git-fast-import.txt b/Documentation/git-fast-import.txt
index 95e480e..2969388 100644
--- a/Documentation/git-fast-import.txt
+++ b/Documentation/git-fast-import.txt
@@ -102,6 +102,12 @@ OPTIONS
when the `cat-blob` command is encountered in the stream.
The default behaviour is to write to `stdout`.
+--done::
+ Require a `done` command at the end of the stream.
+ This option might be useful for detecting errors that
+ cause the frontend to terminate before it has started to
+ write a stream.
+
--export-pack-edges=<file>::
After creating a packfile, print a line of data to
<file> listing the filename of the packfile and the last
@@ -331,6 +337,11 @@ and control the current import process. More detailed discussion
standard output. This command is optional and is not needed
to perform an import.
+`done`::
+ Marks the end of the stream. This command is optional
+ unless the `done` feature was requested using the
+ `--done` command line option or `feature done` command.
+
`cat-blob`::
Causes fast-import to print a blob in 'cat-file --batch'
format to the file descriptor set with `--cat-blob-fd` or
@@ -1021,6 +1032,11 @@ notes::
Versions of fast-import not supporting notes will exit
with a message indicating so.
+done::
+ Error out if the stream ends without a 'done' command.
+ Without this feature, errors causing the frontend to end
+ abruptly at a convenient point in the stream can go
+ undetected.
`option`
~~~~~~~~
@@ -1050,6 +1066,15 @@ not be passed as option:
* cat-blob-fd
* force
+`done`
+~~~~~~
+If the `done` feature is not in use, treated as if EOF was read.
+This can be used to tell fast-import to finish early.
+
+If the `--done` command line option or `feature done` command is
+in use, the `done` command is mandatory and marks the end of the
+stream.
+
Crash Reports
-------------
If fast-import is supplied invalid input it will terminate with a
diff --git a/Documentation/git-remote-helpers.txt b/Documentation/git-remote-helpers.txt
index 930b403..4f83dea 100644
--- a/Documentation/git-remote-helpers.txt
+++ b/Documentation/git-remote-helpers.txt
@@ -48,6 +48,9 @@ arguments. The first argument specifies a remote repository as in git;
it is either the name of a configured remote or a URL. The second
argument specifies a URL; it is usually of the form
'<transport>://<address>', but any arbitrary string is possible.
+The 'GIT_DIR' environment variable is set up for the remote helper
+and can be used to determine where to store additional data or from
+which directory to invoke auxiliary git commands.
When git encounters a URL of the form '<transport>://<address>', where
'<transport>' is a protocol that it cannot handle natively, it
diff --git a/builtin/fast-export.c b/builtin/fast-export.c
index daf1945..becef85 100644
--- a/builtin/fast-export.c
+++ b/builtin/fast-export.c
@@ -26,6 +26,7 @@ static int progress;
static enum { ABORT, VERBATIM, WARN, STRIP } signed_tag_mode = ABORT;
static enum { ERROR, DROP, REWRITE } tag_of_filtered_mode = ABORT;
static int fake_missing_tagger;
+static int use_done_feature;
static int no_data;
static int full_tree;
@@ -627,6 +628,8 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix)
"Fake a tagger when tags lack one"),
OPT_BOOLEAN(0, "full-tree", &full_tree,
"Output full tree for each commit"),
+ OPT_BOOLEAN(0, "use-done-feature", &use_done_feature,
+ "Use the done feature to terminate the stream"),
{ OPTION_NEGBIT, 0, "data", &no_data, NULL,
"Skip output of blob data",
PARSE_OPT_NOARG | PARSE_OPT_NEGHELP, NULL, 1 },
@@ -648,6 +651,9 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix)
if (argc > 1)
usage_with_options (fast_export_usage, options);
+ if (use_done_feature)
+ printf("feature done\n");
+
if (import_filename)
import_marks(import_filename);
@@ -675,5 +681,8 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix)
if (export_filename)
export_marks(export_filename);
+ if (use_done_feature)
+ printf("done\n");
+
return 0;
}
diff --git a/fast-import.c b/fast-import.c
index 9e8d186..7cc2262 100644
--- a/fast-import.c
+++ b/fast-import.c
@@ -355,6 +355,7 @@ static unsigned int cmd_save = 100;
static uintmax_t next_mark;
static struct strbuf new_data = STRBUF_INIT;
static int seen_data_command;
+static int require_explicit_termination;
/* Signal handling */
static volatile sig_atomic_t checkpoint_requested;
@@ -3140,6 +3141,8 @@ static int parse_one_feature(const char *feature, int from_stream)
relative_marks_paths = 1;
} else if (!strcmp(feature, "no-relative-marks")) {
relative_marks_paths = 0;
+ } else if (!strcmp(feature, "done")) {
+ require_explicit_termination = 1;
} else if (!strcmp(feature, "force")) {
force_update = 1;
} else if (!strcmp(feature, "notes") || !strcmp(feature, "ls")) {
@@ -3290,6 +3293,8 @@ int main(int argc, const char **argv)
parse_reset_branch();
else if (!strcmp("checkpoint", command_buf.buf))
parse_checkpoint();
+ else if (!strcmp("done", command_buf.buf))
+ break;
else if (!prefixcmp(command_buf.buf, "progress "))
parse_progress();
else if (!prefixcmp(command_buf.buf, "feature "))
@@ -3309,6 +3314,9 @@ int main(int argc, const char **argv)
if (!seen_data_command)
parse_argv();
+ if (require_explicit_termination && feof(stdin))
+ die("stream ends early");
+
end_packfile();
dump_branches();
diff --git a/git-remote-testgit.py b/git-remote-testgit.py
index df9d512..e9c832b 100644
--- a/git-remote-testgit.py
+++ b/git-remote-testgit.py
@@ -35,7 +35,7 @@ def get_repo(alias, url):
prefix = 'refs/testgit/%s/' % alias
debug("prefix: '%s'", prefix)
- repo.gitdir = ""
+ repo.gitdir = os.environ["GIT_DIR"]
repo.alias = alias
repo.prefix = prefix
@@ -70,9 +70,19 @@ def do_capabilities(repo, args):
print "import"
print "export"
- print "gitdir"
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, 'testgit.marks')
+
+ print "*export-marks %s" % path
+ if os.path.exists(path):
+ print "*import-marks %s" % path
+
print # end capabilities
@@ -121,8 +131,24 @@ def do_import(repo, args):
if not repo.gitdir:
die("Need gitdir to import")
+ ref = args[0]
+ refs = [ref]
+
+ while True:
+ line = sys.stdin.readline()
+ if line == '\n':
+ break
+ if not line.startswith('import '):
+ die("Expected import line.")
+
+ # strip of leading 'import '
+ ref = line[7:].strip()
+ refs.append(ref)
+
repo = update_local_repo(repo)
- repo.exporter.export_repo(repo.gitdir)
+ repo.exporter.export_repo(repo.gitdir, refs)
+
+ print "done"
def do_export(repo, args):
@@ -132,32 +158,15 @@ def do_export(repo, args):
if not repo.gitdir:
die("Need gitdir to export")
- dirname = repo.get_base_path(repo.gitdir)
-
- if not os.path.exists(dirname):
- os.makedirs(dirname)
-
- path = os.path.join(dirname, 'testgit.marks')
- print path
- if os.path.exists(path):
- print path
- else:
- print ""
- sys.stdout.flush()
-
update_local_repo(repo)
- repo.importer.do_import(repo.gitdir)
- repo.non_local.push(repo.gitdir)
-
-
-def do_gitdir(repo, args):
- """Stores the location of the gitdir.
- """
+ changed = repo.importer.do_import(repo.gitdir)
- if not args:
- die("gitdir needs an argument")
+ if not repo.local:
+ repo.non_local.push(repo.gitdir)
- repo.gitdir = ' '.join(args)
+ for ref in changed:
+ print "ok %s" % ref
+ print
COMMANDS = {
@@ -165,7 +174,6 @@ COMMANDS = {
'list': do_list,
'import': do_import,
'export': do_export,
- 'gitdir': do_gitdir,
}
diff --git a/git_remote_helpers/git/exporter.py b/git_remote_helpers/git/exporter.py
index f40f9d6..9ee5f96 100644
--- a/git_remote_helpers/git/exporter.py
+++ b/git_remote_helpers/git/exporter.py
@@ -2,6 +2,8 @@ import os
import subprocess
import sys
+from git_remote_helpers.util import check_call
+
class GitExporter(object):
"""An exporter for testgit repositories.
@@ -15,7 +17,7 @@ class GitExporter(object):
self.repo = repo
- def export_repo(self, base):
+ def export_repo(self, base, refs=None):
"""Exports a fast-export stream for the given directory.
Simply delegates to git fast-epxort and pipes it through sed
@@ -23,8 +25,13 @@ class GitExporter(object):
default refs/heads. This is to demonstrate how the export
data can be stored under it's own ref (using the refspec
capability).
+
+ If None, refs defaults to ["HEAD"].
"""
+ if not refs:
+ refs = ["HEAD"]
+
dirname = self.repo.get_base_path(base)
path = os.path.abspath(os.path.join(dirname, 'testgit.marks'))
@@ -42,12 +49,10 @@ class GitExporter(object):
if os.path.exists(path):
args.append("--import-marks=" + path)
- args.append("HEAD")
+ args.extend(refs)
p1 = subprocess.Popen(args, stdout=subprocess.PIPE)
args = ["sed", "s_refs/heads/_" + self.repo.prefix + "_g"]
- child = subprocess.Popen(args, stdin=p1.stdout)
- if child.wait() != 0:
- raise CalledProcessError
+ check_call(args, stdin=p1.stdout)
diff --git a/git_remote_helpers/git/importer.py b/git_remote_helpers/git/importer.py
index 70a7127..5c6b595 100644
--- a/git_remote_helpers/git/importer.py
+++ b/git_remote_helpers/git/importer.py
@@ -1,6 +1,8 @@
import os
import subprocess
+from git_remote_helpers.util import check_call, check_output
+
class GitImporter(object):
"""An importer for testgit repositories.
@@ -14,6 +16,18 @@ class GitImporter(object):
self.repo = repo
+ def get_refs(self, gitdir):
+ """Returns a dictionary with refs.
+ """
+ args = ["git", "--git-dir=" + gitdir, "for-each-ref", "refs/heads"]
+ lines = check_output(args).strip().split('\n')
+ refs = {}
+ for line in lines:
+ value, name = line.split(' ')
+ name = name.strip('commit\t')
+ refs[name] = value
+ return refs
+
def do_import(self, base):
"""Imports a fast-import stream to the given directory.
@@ -30,11 +44,23 @@ class GitImporter(object):
if not os.path.exists(dirname):
os.makedirs(dirname)
+ refs_before = self.get_refs(gitdir)
+
args = ["git", "--git-dir=" + gitdir, "fast-import", "--quiet", "--export-marks=" + path]
if os.path.exists(path):
args.append("--import-marks=" + path)
- child = subprocess.Popen(args)
- if child.wait() != 0:
- raise CalledProcessError
+ check_call(args)
+
+ refs_after = self.get_refs(gitdir)
+
+ changed = {}
+
+ for name, value in refs_after.iteritems():
+ if refs_before.get(name) == value:
+ continue
+
+ changed[name] = value
+
+ return changed
diff --git a/git_remote_helpers/git/non_local.py b/git_remote_helpers/git/non_local.py
index f27389b..e700250 100644
--- a/git_remote_helpers/git/non_local.py
+++ b/git_remote_helpers/git/non_local.py
@@ -1,7 +1,7 @@
import os
import subprocess
-from git_remote_helpers.util import die, warn
+from git_remote_helpers.util import check_call, die, warn
class NonLocalGit(object):
@@ -29,9 +29,7 @@ class NonLocalGit(object):
os.makedirs(path)
args = ["git", "clone", "--bare", "--quiet", self.repo.gitpath, path]
- child = subprocess.Popen(args)
- if child.wait() != 0:
- raise CalledProcessError
+ check_call(args)
return path
@@ -45,14 +43,10 @@ class NonLocalGit(object):
die("could not find repo at %s", path)
args = ["git", "--git-dir=" + path, "fetch", "--quiet", self.repo.gitpath]
- child = subprocess.Popen(args)
- if child.wait() != 0:
- raise CalledProcessError
+ check_call(args)
args = ["git", "--git-dir=" + path, "update-ref", "refs/heads/master", "FETCH_HEAD"]
- child = subprocess.Popen(args)
- if child.wait() != 0:
- raise CalledProcessError
+ child = check_call(args)
def push(self, base):
"""Pushes from the non-local repo to base.
@@ -63,7 +57,5 @@ class NonLocalGit(object):
if not os.path.exists(path):
die("could not find repo at %s", path)
- args = ["git", "--git-dir=" + path, "push", "--quiet", self.repo.gitpath]
- child = subprocess.Popen(args)
- if child.wait() != 0:
- raise CalledProcessError
+ args = ["git", "--git-dir=" + path, "push", "--quiet", self.repo.gitpath, "--all"]
+ child = check_call(args)
diff --git a/git_remote_helpers/git/repo.py b/git_remote_helpers/git/repo.py
index 58e1cdb..acbf8d7 100644
--- a/git_remote_helpers/git/repo.py
+++ b/git_remote_helpers/git/repo.py
@@ -1,6 +1,9 @@
import os
import subprocess
+from git_remote_helpers.util import check_call
+
+
def sanitize(rev, sep='\t'):
"""Converts a for-each-ref line to a name/value pair.
"""
@@ -53,9 +56,7 @@ class GitRepo(object):
path = ".cached_revs"
ofile = open(path, "w")
- child = subprocess.Popen(args, stdout=ofile)
- if child.wait() != 0:
- raise CalledProcessError
+ check_call(args, stdout=ofile)
output = open(path).readlines()
self.revmap = dict(sanitize(i) for i in output)
if "HEAD" in self.revmap:
diff --git a/git_remote_helpers/util.py b/git_remote_helpers/util.py
index dce83e6..fbbb01b 100644
--- a/git_remote_helpers/util.py
+++ b/git_remote_helpers/util.py
@@ -11,6 +11,21 @@ import sys
import os
import subprocess
+try:
+ from subprocess import CalledProcessError
+except ImportError:
+ # from python2.7:subprocess.py
+ # Exception classes used by this module.
+ class CalledProcessError(Exception):
+ """This exception is raised when a process run by check_call() returns
+ a non-zero exit status. The exit status will be stored in the
+ returncode attribute."""
+ def __init__(self, returncode, cmd):
+ self.returncode = returncode
+ self.cmd = cmd
+ def __str__(self):
+ return "Command '%s' returned non-zero exit status %d" % (self.cmd, self.returncode)
+
# Whether or not to show debug messages
DEBUG = False
@@ -128,6 +143,72 @@ def run_command (args, cwd = None, shell = False, add_env = None,
return (exit_code, output, errors)
+# from python2.7:subprocess.py
+def call(*popenargs, **kwargs):
+ """Run command with arguments. Wait for command to complete, then
+ return the returncode attribute.
+
+ The arguments are the same as for the Popen constructor. Example:
+
+ retcode = call(["ls", "-l"])
+ """
+ return subprocess.Popen(*popenargs, **kwargs).wait()
+
+
+# from python2.7:subprocess.py
+def check_call(*popenargs, **kwargs):
+ """Run command with arguments. Wait for command to complete. If
+ the exit code was zero then return, otherwise raise
+ CalledProcessError. The CalledProcessError object will have the
+ return code in the returncode attribute.
+
+ The arguments are the same as for the Popen constructor. Example:
+
+ check_call(["ls", "-l"])
+ """
+ retcode = call(*popenargs, **kwargs)
+ if retcode:
+ cmd = kwargs.get("args")
+ if cmd is None:
+ cmd = popenargs[0]
+ raise CalledProcessError(retcode, cmd)
+ return 0
+
+
+# from python2.7:subprocess.py
+def check_output(*popenargs, **kwargs):
+ r"""Run command with arguments and return its output as a byte string.
+
+ If the exit code was non-zero it raises a CalledProcessError. The
+ CalledProcessError object will have the return code in the returncode
+ attribute and output in the output attribute.
+
+ The arguments are the same as for the Popen constructor. Example:
+
+ >>> check_output(["ls", "-l", "/dev/null"])
+ 'crw-rw-rw- 1 root root 1, 3 Oct 18 2007 /dev/null\n'
+
+ The stdout argument is not allowed as it is used internally.
+ To capture standard error in the result, use stderr=STDOUT.
+
+ >>> check_output(["/bin/sh", "-c",
+ ... "ls -l non_existent_file ; exit 0"],
+ ... stderr=STDOUT)
+ 'ls: non_existent_file: No such file or directory\n'
+ """
+ if 'stdout' in kwargs:
+ raise ValueError('stdout argument not allowed, it will be overridden.')
+ process = subprocess.Popen(stdout=subprocess.PIPE, *popenargs, **kwargs)
+ output, unused_err = process.communicate()
+ retcode = process.poll()
+ if retcode:
+ cmd = kwargs.get("args")
+ if cmd is None:
+ cmd = popenargs[0]
+ raise subprocess.CalledProcessError(retcode, cmd)
+ return output
+
+
def file_reader_method (missing_ok = False):
"""Decorator for simplifying reading of files.
diff --git a/remote-curl.c b/remote-curl.c
index 69831e9..b8cf45a 100644
--- a/remote-curl.c
+++ b/remote-curl.c
@@ -855,7 +855,14 @@ int main(int argc, const char **argv)
http_init(remote);
do {
- if (strbuf_getline(&buf, stdin, '\n') == EOF)
+ if (strbuf_getline(&buf, stdin, '\n') == EOF) {
+ if (ferror(stdin))
+ fprintf(stderr, "Error reading command stream\n");
+ else
+ fprintf(stderr, "Unexpected end of command stream\n");
+ return 1;
+ }
+ if (buf.len == 0)
break;
if (!prefixcmp(buf.buf, "fetch ")) {
if (nongit)
@@ -895,6 +902,7 @@ int main(int argc, const char **argv)
printf("\n");
fflush(stdout);
} else {
+ fprintf(stderr, "Unknown command '%s'\n", buf.buf);
return 1;
}
strbuf_reset(&buf);
diff --git a/t/t5800-remote-helpers.sh b/t/t5800-remote-helpers.sh
index 1fb6380..1c62001 100755
--- a/t/t5800-remote-helpers.sh
+++ b/t/t5800-remote-helpers.sh
@@ -7,17 +7,27 @@ test_description='Test remote-helper import and export commands'
. ./test-lib.sh
-if test_have_prereq PYTHON && "$PYTHON_PATH" -c '
+if ! test_have_prereq PYTHON ; then
+ skip_all='skipping git-remote-hg tests, python not available'
+ test_done
+fi
+
+"$PYTHON_PATH" -c '
import sys
if sys.hexversion < 0x02040000:
sys.exit(1)
-'
-then
- # Requires Python 2.4 or newer
- test_set_prereq PYTHON_24
-fi
+' || {
+ skip_all='skipping git-remote-hg tests, python version < 2.4'
+ test_done
+}
+
+compare_refs() {
+ git --git-dir="$1/.git" rev-parse --verify $2 >expect &&
+ git --git-dir="$3/.git" rev-parse --verify $4 >actual &&
+ test_cmp expect actual
+}
-test_expect_success PYTHON_24 'setup repository' '
+test_expect_success 'setup repository' '
git init --bare server/.git &&
git clone server public &&
(cd public &&
@@ -27,54 +37,99 @@ test_expect_success PYTHON_24 'setup repository' '
git push origin master)
'
-test_expect_success PYTHON_24 'cloning from local repo' '
+test_expect_success 'cloning from local repo' '
git clone "testgit::${PWD}/server" localclone &&
test_cmp public/file localclone/file
'
-test_expect_success PYTHON_24 'cloning from remote repo' '
+test_expect_success 'cloning from remote repo' '
git clone "testgit::file://${PWD}/server" clone &&
test_cmp public/file clone/file
'
-test_expect_success PYTHON_24 'create new commit on remote' '
+test_expect_success 'create new commit on remote' '
(cd public &&
echo content >>file &&
git commit -a -m two &&
git push)
'
-test_expect_success PYTHON_24 'pulling from local repo' '
+test_expect_success 'pulling from local repo' '
(cd localclone && git pull) &&
test_cmp public/file localclone/file
'
-test_expect_success PYTHON_24 'pulling from remote remote' '
+test_expect_success 'pulling from remote remote' '
(cd clone && git pull) &&
test_cmp public/file clone/file
'
-test_expect_success PYTHON_24 'pushing to local repo' '
+test_expect_success 'pushing to local repo' '
(cd localclone &&
echo content >>file &&
git commit -a -m three &&
git push) &&
- HEAD=$(git --git-dir=localclone/.git rev-parse --verify HEAD) &&
- test $HEAD = $(git --git-dir=server/.git rev-parse --verify HEAD)
+ compare_refs localclone HEAD server HEAD
'
-test_expect_success PYTHON_24 'synch with changes from localclone' '
+test_expect_success 'synch with changes from localclone' '
(cd clone &&
git pull)
'
-test_expect_success PYTHON_24 'pushing remote local repo' '
+test_expect_success 'pushing remote local repo' '
(cd clone &&
echo content >>file &&
git commit -a -m four &&
git push) &&
- HEAD=$(git --git-dir=clone/.git rev-parse --verify HEAD) &&
- test $HEAD = $(git --git-dir=server/.git rev-parse --verify HEAD)
+ compare_refs clone HEAD server HEAD
+'
+
+test_expect_success 'fetch new branch' '
+ (cd public &&
+ git checkout -b new &&
+ echo content >>file &&
+ git commit -a -m five &&
+ git push origin new
+ ) &&
+ (cd localclone &&
+ git fetch origin new
+ ) &&
+ compare_refs public HEAD localclone FETCH_HEAD
+'
+
+test_expect_success 'fetch multiple branches' '
+ (cd localclone &&
+ git fetch
+ ) &&
+ compare_refs server master localclone refs/remotes/origin/master &&
+ compare_refs server new localclone refs/remotes/origin/new
+'
+
+test_expect_success 'push when remote has extra refs' '
+ (cd clone &&
+ echo content >>file &&
+ git commit -a -m six &&
+ git push
+ ) &&
+ compare_refs clone master server master
+'
+
+test_expect_success 'push new branch by name' '
+ (cd clone &&
+ git checkout -b new-name &&
+ echo content >>file &&
+ git commit -a -m seven &&
+ git push origin new-name
+ ) &&
+ compare_refs clone HEAD server refs/heads/new-name
+'
+
+test_expect_failure 'push new branch with old:new refspec' '
+ (cd clone &&
+ git push origin new-name:new-refspec
+ ) &&
+ compare_refs clone HEAD server refs/heads/new-refspec
'
test_done
diff --git a/t/t9300-fast-import.sh b/t/t9300-fast-import.sh
index 2a53640..f256475 100755
--- a/t/t9300-fast-import.sh
+++ b/t/t9300-fast-import.sh
@@ -2197,6 +2197,48 @@ test_expect_success 'R: quiet option results in no stats being output' '
test_cmp empty output
'
+test_expect_success 'R: feature done means terminating "done" is mandatory' '
+ echo feature done | test_must_fail git fast-import &&
+ test_must_fail git fast-import --done </dev/null
+'
+
+test_expect_success 'R: terminating "done" with trailing gibberish is ok' '
+ git fast-import <<-\EOF &&
+ feature done
+ done
+ trailing gibberish
+ EOF
+ git fast-import <<-\EOF
+ done
+ more trailing gibberish
+ EOF
+'
+
+test_expect_success 'R: terminating "done" within commit' '
+ cat >expect <<-\EOF &&
+ OBJID
+ :000000 100644 OBJID OBJID A hello.c
+ :000000 100644 OBJID OBJID A hello2.c
+ EOF
+ git fast-import <<-EOF &&
+ commit refs/heads/done-ends
+ committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
+ data <<EOT
+ Commit terminated by "done" command
+ EOT
+ M 100644 inline hello.c
+ data <<EOT
+ Hello, world.
+ EOT
+ C hello.c hello2.c
+ done
+ EOF
+ git rev-list done-ends |
+ git diff-tree -r --stdin --root --always |
+ sed -e "s/$_x40/OBJID/g" >actual &&
+ test_cmp expect actual
+'
+
cat >input <<EOF
option git non-existing-option
EOF
diff --git a/transport-helper.c b/transport-helper.c
index 660147f..4eab844 100644
--- a/transport-helper.c
+++ b/transport-helper.c
@@ -23,6 +23,8 @@ struct helper_data {
push : 1,
connect : 1,
no_disconnect_req : 1;
+ char *export_marks;
+ char *import_marks;
/* These go from remote name (as in "list") to private name */
struct refspec *refspecs;
int refspec_nr;
@@ -105,6 +107,12 @@ static struct child_process *get_helper(struct transport *transport)
int refspec_alloc = 0;
int duped;
int code;
+ char git_dir_buf[sizeof(GIT_DIR_ENVIRONMENT) + PATH_MAX + 1];
+ const char *helper_env[] = {
+ git_dir_buf,
+ NULL
+ };
+
if (data->helper)
return data->helper;
@@ -120,6 +128,10 @@ static struct child_process *get_helper(struct transport *transport)
helper->argv[2] = remove_ext_force(transport->url);
helper->git_cmd = 0;
helper->silent_exec_failure = 1;
+
+ snprintf(git_dir_buf, sizeof(git_dir_buf), "%s=%s", GIT_DIR_ENVIRONMENT, get_git_dir());
+ helper->env = helper_env;
+
code = start_command(helper);
if (code < 0 && errno == ENOENT)
die("Unable to find remote helper for '%s'", data->name);
@@ -171,14 +183,19 @@ static struct child_process *get_helper(struct transport *transport)
ALLOC_GROW(refspecs,
refspec_nr + 1,
refspec_alloc);
- refspecs[refspec_nr++] = strdup(buf.buf + strlen("refspec "));
+ refspecs[refspec_nr++] = strdup(capname + strlen("refspec "));
} else if (!strcmp(capname, "connect")) {
data->connect = 1;
- } else if (!strcmp(buf.buf, "gitdir")) {
- struct strbuf gitdir = STRBUF_INIT;
- strbuf_addf(&gitdir, "gitdir %s\n", get_git_dir());
- sendline(data, &gitdir);
- strbuf_release(&gitdir);
+ } else if (!prefixcmp(capname, "export-marks ")) {
+ struct strbuf arg = STRBUF_INIT;
+ strbuf_addstr(&arg, "--export-marks=");
+ strbuf_addstr(&arg, capname + strlen("export-marks "));
+ data->export_marks = strbuf_detach(&arg, NULL);
+ } else if (!prefixcmp(capname, "import-marks")) {
+ struct strbuf arg = STRBUF_INIT;
+ strbuf_addstr(&arg, "--import-marks=");
+ strbuf_addstr(&arg, capname + strlen("import-marks "));
+ data->import_marks = strbuf_detach(&arg, NULL);
} else if (mandatory) {
die("Unknown mandatory capability %s. This remote "
"helper probably needs newer version of Git.\n",
@@ -204,6 +221,7 @@ static int disconnect_helper(struct transport *transport)
{
struct helper_data *data = transport->data;
struct strbuf buf = STRBUF_INIT;
+ int res = 0;
if (data->helper) {
if (debug)
@@ -215,13 +233,13 @@ static int disconnect_helper(struct transport *transport)
close(data->helper->in);
close(data->helper->out);
fclose(data->out);
- finish_command(data->helper);
+ res = finish_command(data->helper);
free((char *)data->helper->argv[0]);
free(data->helper->argv);
free(data->helper);
data->helper = NULL;
}
- return 0;
+ return res;
}
static const char *unsupported_options[] = {
@@ -299,12 +317,13 @@ static void standard_options(struct transport *t)
static int release_helper(struct transport *transport)
{
+ int res = 0;
struct helper_data *data = transport->data;
free_refspec(data->refspec_nr, data->refspecs);
data->refspecs = NULL;
- disconnect_helper(transport);
+ res = disconnect_helper(transport);
free(transport->data);
- return 0;
+ return res;
}
static int fetch_with_fetch(struct transport *transport,
@@ -362,10 +381,9 @@ static int get_importer(struct transport *transport, struct child_process *fasti
static int get_exporter(struct transport *transport,
struct child_process *fastexport,
- const char *export_marks,
- const char *import_marks,
struct string_list *revlist_args)
{
+ struct helper_data *data = transport->data;
struct child_process *helper = get_helper(transport);
int argc = 0, i;
memset(fastexport, 0, sizeof(*fastexport));
@@ -373,12 +391,13 @@ static int get_exporter(struct transport *transport,
/* we need to duplicate helper->in because we want to use it after
* fastexport is done with it. */
fastexport->out = dup(helper->in);
- fastexport->argv = xcalloc(4 + revlist_args->nr, sizeof(*fastexport->argv));
+ fastexport->argv = xcalloc(5 + revlist_args->nr, sizeof(*fastexport->argv));
fastexport->argv[argc++] = "fast-export";
- if (export_marks)
- fastexport->argv[argc++] = export_marks;
- if (import_marks)
- fastexport->argv[argc++] = import_marks;
+ fastexport->argv[argc++] = "--use-done-feature";
+ if (data->export_marks)
+ fastexport->argv[argc++] = data->export_marks;
+ if (data->import_marks)
+ fastexport->argv[argc++] = data->import_marks;
for (i = 0; i < revlist_args->nr; i++)
fastexport->argv[argc++] = revlist_args->items[i].string;
@@ -410,8 +429,11 @@ static int fetch_with_import(struct transport *transport,
sendline(data, &buf);
strbuf_reset(&buf);
}
- disconnect_helper(transport);
- finish_command(&fastimport);
+
+ write_constant(data->helper->in, "\n");
+
+ if (finish_command(&fastimport))
+ die("Error while running fast-import");
free(fastimport.argv);
fastimport.argv = NULL;
@@ -554,6 +576,88 @@ static int fetch(struct transport *transport,
return -1;
}
+static void push_update_ref_status(struct strbuf *buf,
+ struct ref **ref,
+ struct ref *remote_refs)
+{
+ char *refname, *msg;
+ int status;
+
+ if (!prefixcmp(buf->buf, "ok ")) {
+ status = REF_STATUS_OK;
+ refname = buf->buf + 3;
+ } else if (!prefixcmp(buf->buf, "error ")) {
+ status = REF_STATUS_REMOTE_REJECT;
+ refname = buf->buf + 6;
+ } else
+ die("expected ok/error, helper said '%s'\n", buf->buf);
+
+ msg = strchr(refname, ' ');
+ if (msg) {
+ struct strbuf msg_buf = STRBUF_INIT;
+ const char *end;
+
+ *msg++ = '\0';
+ if (!unquote_c_style(&msg_buf, msg, &end))
+ msg = strbuf_detach(&msg_buf, NULL);
+ else
+ msg = xstrdup(msg);
+ strbuf_release(&msg_buf);
+
+ if (!strcmp(msg, "no match")) {
+ status = REF_STATUS_NONE;
+ free(msg);
+ msg = NULL;
+ }
+ else if (!strcmp(msg, "up to date")) {
+ status = REF_STATUS_UPTODATE;
+ free(msg);
+ msg = NULL;
+ }
+ else if (!strcmp(msg, "non-fast forward")) {
+ status = REF_STATUS_REJECT_NONFASTFORWARD;
+ free(msg);
+ msg = NULL;
+ }
+ }
+
+ if (*ref)
+ *ref = find_ref_by_name(*ref, refname);
+ if (!*ref)
+ *ref = find_ref_by_name(remote_refs, refname);
+ if (!*ref) {
+ warning("helper reported unexpected status of %s", refname);
+ return;
+ }
+
+ if ((*ref)->status != REF_STATUS_NONE) {
+ /*
+ * Earlier, the ref was marked not to be pushed, so ignore the ref
+ * status reported by the remote helper if the latter is 'no match'.
+ */
+ if (status == REF_STATUS_NONE)
+ return;
+ }
+
+ (*ref)->status = status;
+ (*ref)->remote_status = msg;
+}
+
+static void push_update_refs_status(struct helper_data *data,
+ struct ref *remote_refs)
+{
+ struct strbuf buf = STRBUF_INIT;
+ struct ref *ref = remote_refs;
+ for (;;) {
+ recvline(data, &buf);
+ if (!buf.len)
+ break;
+
+ push_update_ref_status(&buf, &ref, remote_refs);
+ }
+ strbuf_release(&buf);
+}
+
static int push_refs_with_push(struct transport *transport,
struct ref *remote_refs, int flags)
{
@@ -608,76 +712,9 @@ static int push_refs_with_push(struct transport *transport,
strbuf_addch(&buf, '\n');
sendline(data, &buf);
-
- ref = remote_refs;
- while (1) {
- char *refname, *msg;
- int status;
-
- recvline(data, &buf);
- if (!buf.len)
- break;
-
- if (!prefixcmp(buf.buf, "ok ")) {
- status = REF_STATUS_OK;
- refname = buf.buf + 3;
- } else if (!prefixcmp(buf.buf, "error ")) {
- status = REF_STATUS_REMOTE_REJECT;
- refname = buf.buf + 6;
- } else
- die("expected ok/error, helper said '%s'\n", buf.buf);
-
- msg = strchr(refname, ' ');
- if (msg) {
- struct strbuf msg_buf = STRBUF_INIT;
- const char *end;
-
- *msg++ = '\0';
- if (!unquote_c_style(&msg_buf, msg, &end))
- msg = strbuf_detach(&msg_buf, NULL);
- else
- msg = xstrdup(msg);
- strbuf_release(&msg_buf);
-
- if (!strcmp(msg, "no match")) {
- status = REF_STATUS_NONE;
- free(msg);
- msg = NULL;
- }
- else if (!strcmp(msg, "up to date")) {
- status = REF_STATUS_UPTODATE;
- free(msg);
- msg = NULL;
- }
- else if (!strcmp(msg, "non-fast forward")) {
- status = REF_STATUS_REJECT_NONFASTFORWARD;
- free(msg);
- msg = NULL;
- }
- }
-
- if (ref)
- ref = find_ref_by_name(ref, refname);
- if (!ref)
- ref = find_ref_by_name(remote_refs, refname);
- if (!ref) {
- warning("helper reported unexpected status of %s", refname);
- continue;
- }
-
- if (ref->status != REF_STATUS_NONE) {
- /*
- * Earlier, the ref was marked not to be pushed, so ignore the ref
- * status reported by the remote helper if the latter is 'no match'.
- */
- if (status == REF_STATUS_NONE)
- continue;
- }
-
- ref->status = status;
- ref->remote_status = msg;
- }
strbuf_release(&buf);
+
+ push_update_refs_status(data, remote_refs);
return 0;
}
@@ -687,7 +724,6 @@ static int push_refs_with_export(struct transport *transport,
struct ref *ref;
struct child_process *helper, exporter;
struct helper_data *data = transport->data;
- char *export_marks = NULL, *import_marks = NULL;
struct string_list revlist_args = STRING_LIST_INIT_NODUP;
struct strbuf buf = STRBUF_INIT;
@@ -695,26 +731,6 @@ static int push_refs_with_export(struct transport *transport,
write_constant(helper->in, "export\n");
- recvline(data, &buf);
- if (debug)
- fprintf(stderr, "Debug: Got export_marks '%s'\n", buf.buf);
- if (buf.len) {
- struct strbuf arg = STRBUF_INIT;
- strbuf_addstr(&arg, "--export-marks=");
- strbuf_addbuf(&arg, &buf);
- export_marks = strbuf_detach(&arg, NULL);
- }
-
- recvline(data, &buf);
- if (debug)
- fprintf(stderr, "Debug: Got import_marks '%s'\n", buf.buf);
- if (buf.len) {
- struct strbuf arg = STRBUF_INIT;
- strbuf_addstr(&arg, "--import-marks=");
- strbuf_addbuf(&arg, &buf);
- import_marks = strbuf_detach(&arg, NULL);
- }
-
strbuf_reset(&buf);
for (ref = remote_refs; ref; ref = ref->next) {
@@ -728,18 +744,23 @@ static int push_refs_with_export(struct transport *transport,
strbuf_addf(&buf, "^%s", private);
string_list_append(&revlist_args, strbuf_detach(&buf, NULL));
}
+ free(private);
+
+ if (ref->deletion) {
+ die("remote-helpers do not support ref deletion");
+ }
- string_list_append(&revlist_args, ref->name);
+ if (ref->peer_ref)
+ string_list_append(&revlist_args, ref->peer_ref->name);
}
- if (get_exporter(transport, &exporter,
- export_marks, import_marks, &revlist_args))
+ if (get_exporter(transport, &exporter, &revlist_args))
die("Couldn't run fast-export");
- data->no_disconnect_req = 1;
- finish_command(&exporter);
- disconnect_helper(transport);
+ if (finish_command(&exporter))
+ die("Error while running fast-export");
+ push_update_refs_status(data, remote_refs);
return 0;
}