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authorJunio C Hamano <gitster@pobox.com>2010-05-21 04:02:15 -0700
committerJunio C Hamano <gitster@pobox.com>2010-05-21 04:02:15 -0700
commitaf655431f53c20e3d0ed236544397c69974267f4 (patch)
treeddfc95bd3f768e98709cc2d7a445e64117d4c784
parent78f17935a306dfd7a1f32c923e0b05a094bf0c25 (diff)
parent63a2f6139c33b7231baad8e3bfcc218ef6b63418 (diff)
downloadgit-af655431f53c20e3d0ed236544397c69974267f4.tar.gz
git-af655431f53c20e3d0ed236544397c69974267f4.tar.xz
Merge branch 'sr/remote-helper-export'
* sr/remote-helper-export: t5800: testgit helper requires Python support Makefile: Simplify handling of python scripts remote-helpers: add tests for testgit helper remote-helpers: add testgit helper remote-helpers: add support for an export command remote-helpers: allow requesing the path to the .git directory fast-import: always create marks_file directories clone: also configure url for bare clones clone: pass the remote name to remote_get Conflicts: Makefile
-rw-r--r--.gitignore1
-rw-r--r--Makefile11
-rw-r--r--builtin/clone.c16
-rw-r--r--fast-import.c2
-rw-r--r--git-remote-testgit.py235
-rw-r--r--git_remote_helpers/git/exporter.py51
-rw-r--r--git_remote_helpers/git/importer.py38
-rw-r--r--git_remote_helpers/git/non_local.py61
-rw-r--r--git_remote_helpers/git/repo.py70
-rwxr-xr-xt/t5800-remote-helpers.sh76
-rw-r--r--transport-helper.c137
11 files changed, 671 insertions, 27 deletions
diff --git a/.gitignore b/.gitignore
index dbf1b90c6..14e2b6bde 100644
--- a/.gitignore
+++ b/.gitignore
@@ -112,6 +112,7 @@
/git-remote-https
/git-remote-ftp
/git-remote-ftps
+/git-remote-testgit
/git-repack
/git-replace
/git-repo-config
diff --git a/Makefile b/Makefile
index 4f7224a59..e38f0dd44 100644
--- a/Makefile
+++ b/Makefile
@@ -366,6 +366,8 @@ SCRIPT_PERL += git-relink.perl
SCRIPT_PERL += git-send-email.perl
SCRIPT_PERL += git-svn.perl
+SCRIPT_PYTHON += git-remote-testgit.py
+
SCRIPTS = $(patsubst %.sh,%,$(SCRIPT_SH)) \
$(patsubst %.perl,%,$(SCRIPT_PERL)) \
$(patsubst %.py,%,$(SCRIPT_PYTHON)) \
@@ -1622,13 +1624,8 @@ $(patsubst %.py,%,$(SCRIPT_PYTHON)): % : %.py
INSTLIBDIR=`MAKEFLAGS= $(MAKE) -C git_remote_helpers -s \
--no-print-directory prefix='$(prefix_SQ)' DESTDIR='$(DESTDIR_SQ)' \
instlibdir` && \
- sed -e '1{' \
- -e ' s|#!.*python|#!$(PYTHON_PATH_SQ)|' \
- -e '}' \
- -e 's|^import sys.*|&; \\\
- import os; \\\
- sys.path.insert(0, os.getenv("GITPYTHONLIB",\
- "@@INSTLIBDIR@@"));|' \
+ sed -e '1s|#!.*python|#!$(PYTHON_PATH_SQ)|' \
+ -e 's|\(os\.getenv("GITPYTHONLIB"\)[^)]*)|\1,"@@INSTLIBDIR@@")|' \
-e 's|@@INSTLIBDIR@@|'"$$INSTLIBDIR"'|g' \
$@.py >$@+ && \
chmod +x $@+ && \
diff --git a/builtin/clone.c b/builtin/clone.c
index 0bedde41f..445792242 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -474,9 +474,6 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
*/
unsetenv(CONFIG_ENVIRONMENT);
- if (option_reference)
- setup_reference(git_dir);
-
git_config(git_default_config, NULL);
if (option_bare) {
@@ -502,12 +499,15 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
git_config_set(key.buf, "true");
strbuf_reset(&key);
}
-
- strbuf_addf(&key, "remote.%s.url", option_origin);
- git_config_set(key.buf, repo);
- strbuf_reset(&key);
}
+ strbuf_addf(&key, "remote.%s.url", option_origin);
+ git_config_set(key.buf, repo);
+ strbuf_reset(&key);
+
+ if (option_reference)
+ setup_reference(git_dir);
+
fetch_pattern = value.buf;
refspec = parse_fetch_refspec(1, &fetch_pattern);
@@ -517,7 +517,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
refs = clone_local(path, git_dir);
mapped_refs = wanted_peer_refs(refs, refspec);
} else {
- struct remote *remote = remote_get(argv[0]);
+ struct remote *remote = remote_get(option_origin);
transport = transport_get(remote, remote->url[0]);
if (!transport->get_refs_list || !transport->fetch)
diff --git a/fast-import.c b/fast-import.c
index 309f2c58a..129a78683 100644
--- a/fast-import.c
+++ b/fast-import.c
@@ -2707,6 +2707,7 @@ static void option_import_marks(const char *marks, int from_stream)
}
import_marks_file = make_fast_import_path(marks);
+ safe_create_leading_directories_const(import_marks_file);
import_marks_file_from_stream = from_stream;
}
@@ -2737,6 +2738,7 @@ static void option_active_branches(const char *branches)
static void option_export_marks(const char *marks)
{
export_marks_file = make_fast_import_path(marks);
+ safe_create_leading_directories_const(export_marks_file);
}
static void option_export_pack_edges(const char *edges)
diff --git a/git-remote-testgit.py b/git-remote-testgit.py
new file mode 100644
index 000000000..92539222c
--- /dev/null
+++ b/git-remote-testgit.py
@@ -0,0 +1,235 @@
+#!/usr/bin/env python
+
+import hashlib
+import sys
+import os
+sys.path.insert(0, os.getenv("GITPYTHONLIB","."))
+
+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
+
+def get_repo(alias, url):
+ """Returns a git repository object initialized for usage.
+ """
+
+ repo = GitRepo(url)
+ repo.get_revs()
+ repo.get_head()
+
+ hasher = hashlib.sha1()
+ hasher.update(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 = ""
+ 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 "gitdir"
+ print "refspec refs/heads/*:%s*" % repo.prefix
+
+ 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")
+
+ repo = update_local_repo(repo)
+ repo.exporter.export_repo(repo.gitdir)
+
+
+def do_export(repo, args):
+ """Imports a fast-import stream from git to testgit.
+ """
+
+ 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
+ print path if os.path.exists(path) else ""
+ 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.
+ """
+
+ if not args:
+ die("gitdir needs an argument")
+
+ repo.gitdir = ' '.join(args)
+
+
+COMMANDS = {
+ 'capabilities': do_capabilities,
+ 'list': do_list,
+ 'import': do_import,
+ 'export': do_export,
+ 'gitdir': do_gitdir,
+}
+
+
+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.
+ """
+
+ line = sys.stdin.readline()
+
+ cmdline = line
+
+ 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
+
+ while (more):
+ more = read_one_line(repo)
+
+if __name__ == '__main__':
+ sys.exit(main(sys.argv))
diff --git a/git_remote_helpers/git/exporter.py b/git_remote_helpers/git/exporter.py
new file mode 100644
index 000000000..dfaab00b5
--- /dev/null
+++ b/git_remote_helpers/git/exporter.py
@@ -0,0 +1,51 @@
+import os
+import subprocess
+import sys
+
+
+class GitExporter(object):
+ """An exporter for testgit repositories.
+
+ The exporter simply delegates to git fast-export.
+ """
+
+ def __init__(self, repo):
+ """Creates a new exporter for the specified repo.
+ """
+
+ self.repo = repo
+
+ def export_repo(self, base):
+ """Exports a fast-export stream for the given directory.
+
+ Simply delegates to git fast-epxort and pipes it through sed
+ to make the refs show up under the prefix rather than the
+ default refs/heads. This is to demonstrate how the export
+ data can be stored under it's own ref (using the refspec
+ capability).
+ """
+
+ dirname = self.repo.get_base_path(base)
+ path = os.path.abspath(os.path.join(dirname, 'testgit.marks'))
+
+ if not os.path.exists(dirname):
+ os.makedirs(dirname)
+
+ print "feature relative-marks"
+ if os.path.exists(os.path.join(dirname, 'git.marks')):
+ print "feature import-marks=%s/git.marks" % self.repo.hash
+ print "feature export-marks=%s/git.marks" % self.repo.hash
+ sys.stdout.flush()
+
+ args = ["git", "--git-dir=" + self.repo.gitpath, "fast-export", "--export-marks=" + path]
+
+ if os.path.exists(path):
+ args.append("--import-marks=" + path)
+
+ args.append("HEAD")
+
+ p1 = subprocess.Popen(args, stdout=subprocess.PIPE)
+
+ args = ["sed", "s_refs/heads/_" + self.repo.prefix + "_g"]
+
+ subprocess.check_call(args, stdin=p1.stdout)
diff --git a/git_remote_helpers/git/importer.py b/git_remote_helpers/git/importer.py
new file mode 100644
index 000000000..af2919d92
--- /dev/null
+++ b/git_remote_helpers/git/importer.py
@@ -0,0 +1,38 @@
+import os
+import subprocess
+
+
+class GitImporter(object):
+ """An importer for testgit repositories.
+
+ This importer simply delegates to git fast-import.
+ """
+
+ def __init__(self, repo):
+ """Creates a new importer for the specified repo.
+ """
+
+ self.repo = repo
+
+ def do_import(self, base):
+ """Imports a fast-import stream to the given directory.
+
+ Simply delegates to git fast-import.
+ """
+
+ dirname = self.repo.get_base_path(base)
+ if self.repo.local:
+ gitdir = self.repo.gitpath
+ else:
+ gitdir = os.path.abspath(os.path.join(dirname, '.git'))
+ path = os.path.abspath(os.path.join(dirname, 'git.marks'))
+
+ if not os.path.exists(dirname):
+ os.makedirs(dirname)
+
+ args = ["git", "--git-dir=" + gitdir, "fast-import", "--quiet", "--export-marks=" + path]
+
+ if os.path.exists(path):
+ args.append("--import-marks=" + path)
+
+ subprocess.check_call(args)
diff --git a/git_remote_helpers/git/non_local.py b/git_remote_helpers/git/non_local.py
new file mode 100644
index 000000000..d75ef8f21
--- /dev/null
+++ b/git_remote_helpers/git/non_local.py
@@ -0,0 +1,61 @@
+import os
+import subprocess
+
+from git_remote_helpers.util import die, warn
+
+
+class NonLocalGit(object):
+ """Handler to interact with non-local repos.
+ """
+
+ def __init__(self, repo):
+ """Creates a new non-local handler for the specified repo.
+ """
+
+ self.repo = repo
+
+ def clone(self, base):
+ """Clones the non-local repo to base.
+
+ Does nothing if a clone already exists.
+ """
+
+ path = os.path.join(self.repo.get_base_path(base), '.git')
+
+ # already cloned
+ if os.path.exists(path):
+ return path
+
+ os.makedirs(path)
+ args = ["git", "clone", "--bare", "--quiet", self.repo.gitpath, path]
+
+ subprocess.check_call(args)
+
+ return path
+
+ def update(self, base):
+ """Updates checkout of the non-local repo in base.
+ """
+
+ path = os.path.join(self.repo.get_base_path(base), '.git')
+
+ if not os.path.exists(path):
+ die("could not find repo at %s", path)
+
+ args = ["git", "--git-dir=" + path, "fetch", "--quiet", self.repo.gitpath]
+ subprocess.check_call(args)
+
+ args = ["git", "--git-dir=" + path, "update-ref", "refs/heads/master", "FETCH_HEAD"]
+ subprocess.check_call(args)
+
+ def push(self, base):
+ """Pushes from the non-local repo to base.
+ """
+
+ path = os.path.join(self.repo.get_base_path(base), '.git')
+
+ if not os.path.exists(path):
+ die("could not find repo at %s", path)
+
+ args = ["git", "--git-dir=" + path, "push", "--quiet", self.repo.gitpath]
+ subprocess.check_call(args)
diff --git a/git_remote_helpers/git/repo.py b/git_remote_helpers/git/repo.py
new file mode 100644
index 000000000..82d5f78c7
--- /dev/null
+++ b/git_remote_helpers/git/repo.py
@@ -0,0 +1,70 @@
+import os
+import subprocess
+
+def sanitize(rev, sep='\t'):
+ """Converts a for-each-ref line to a name/value pair.
+ """
+
+ splitrev = rev.split(sep)
+ branchval = splitrev[0]
+ branchname = splitrev[1].strip()
+ if branchname.startswith("refs/heads/"):
+ branchname = branchname[11:]
+
+ return branchname, branchval
+
+def is_remote(url):
+ """Checks whether the specified value is a remote url.
+ """
+
+ prefixes = ["http", "file", "git"]
+
+ return any(url.startswith(i) for i in prefixes)
+
+class GitRepo(object):
+ """Repo object representing a repo.
+ """
+
+ def __init__(self, path):
+ """Initializes a new repo at the given path.
+ """
+
+ self.path = path
+ self.head = None
+ self.revmap = {}
+ self.local = not is_remote(self.path)
+
+ if(self.path.endswith('.git')):
+ self.gitpath = self.path
+ else:
+ self.gitpath = os.path.join(self.path, '.git')
+
+ if self.local and not os.path.exists(self.gitpath):
+ os.makedirs(self.gitpath)
+
+ def get_revs(self):
+ """Fetches all revs from the remote.
+ """
+
+ args = ["git", "ls-remote", self.gitpath]
+ path = ".cached_revs"
+ ofile = open(path, "w")
+
+ subprocess.check_call(args, stdout=ofile)
+ output = open(path).readlines()
+ self.revmap = dict(sanitize(i) for i in output)
+ if "HEAD" in self.revmap:
+ del self.revmap["HEAD"]
+ self.revs = self.revmap.keys()
+ ofile.close()
+
+ def get_head(self):
+ """Determines the head of a local repo.
+ """
+
+ if not self.local:
+ return
+
+ path = os.path.join(self.gitpath, "HEAD")
+ head = open(path).readline()
+ self.head, _ = sanitize(head, ' ')
diff --git a/t/t5800-remote-helpers.sh b/t/t5800-remote-helpers.sh
new file mode 100755
index 000000000..75a0163c0
--- /dev/null
+++ b/t/t5800-remote-helpers.sh
@@ -0,0 +1,76 @@
+#!/bin/sh
+#
+# Copyright (c) 2010 Sverre Rabbelier
+#
+
+test_description='Test remote-helper import and export commands'
+
+. ./test-lib.sh
+
+if ! test_have_prereq PYTHON
+then
+ say 'skipping git remote-testgit tests: requires Python support'
+ test_done
+fi
+
+test_expect_success 'setup repository' '
+ git init --bare server/.git &&
+ git clone server public &&
+ (cd public &&
+ echo content >file &&
+ git add file &&
+ git commit -m one &&
+ git push origin master)
+'
+
+test_expect_success 'cloning from local repo' '
+ git clone "testgit::${PWD}/server" localclone &&
+ test_cmp public/file localclone/file
+'
+
+test_expect_success 'cloning from remote repo' '
+ git clone "testgit::file://${PWD}/server" clone &&
+ test_cmp public/file clone/file
+'
+
+test_expect_success 'create new commit on remote' '
+ (cd public &&
+ echo content >>file &&
+ git commit -a -m two &&
+ git push)
+'
+
+test_expect_success 'pulling from local repo' '
+ (cd localclone && git pull) &&
+ test_cmp public/file localclone/file
+'
+
+test_expect_success 'pulling from remote remote' '
+ (cd clone && git pull) &&
+ test_cmp public/file clone/file
+'
+
+test_expect_success 'pushing to local repo' '
+ (cd localclone &&
+ echo content >>file &&
+ git commit -a -m three &&
+ git push) &&
+ HEAD=$(git --git-dir=localclone/.git rev-parse --verify HEAD) &&
+ test $HEAD = $(git --git-dir=server/.git rev-parse --verify HEAD)
+'
+
+test_expect_success 'synch with changes from localclone' '
+ (cd clone &&
+ git pull)
+'
+
+test_expect_success 'pushing remote local repo' '
+ (cd clone &&
+ echo content >>file &&
+ git commit -a -m four &&
+ git push) &&
+ HEAD=$(git --git-dir=clone/.git rev-parse --verify HEAD) &&
+ test $HEAD = $(git --git-dir=server/.git rev-parse --verify HEAD)
+'
+
+test_done
diff --git a/transport-helper.c b/transport-helper.c
index 2638781c5..0381de536 100644
--- a/transport-helper.c
+++ b/transport-helper.c
@@ -7,6 +7,7 @@
#include "revision.h"
#include "quote.h"
#include "remote.h"
+#include "string-list.h"
static int debug;
@@ -17,6 +18,7 @@ struct helper_data
FILE *out;
unsigned fetch : 1,
import : 1,
+ export : 1,
option : 1,
push : 1,
connect : 1,
@@ -163,6 +165,8 @@ static struct child_process *get_helper(struct transport *transport)
data->push = 1;
else if (!strcmp(capname, "import"))
data->import = 1;
+ else if (!strcmp(capname, "export"))
+ data->export = 1;
else if (!data->refspecs && !prefixcmp(capname, "refspec ")) {
ALLOC_GROW(refspecs,
refspec_nr + 1,
@@ -170,6 +174,11 @@ static struct child_process *get_helper(struct transport *transport)
refspecs[refspec_nr++] = strdup(buf.buf + 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 (mandatory) {
die("Unknown mandatory capability %s. This remote "
"helper probably needs newer version of Git.\n",
@@ -351,6 +360,33 @@ static int get_importer(struct transport *transport, struct child_process *fasti
return start_command(fastimport);
}
+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 child_process *helper = get_helper(transport);
+ int argc = 0, i;
+ memset(fastexport, 0, sizeof(*fastexport));
+
+ /* 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[argc++] = "fast-export";
+ if (export_marks)
+ fastexport->argv[argc++] = export_marks;
+ if (import_marks)
+ fastexport->argv[argc++] = import_marks;
+
+ for (i = 0; i < revlist_args->nr; i++)
+ fastexport->argv[argc++] = revlist_args->items[i].string;
+
+ fastexport->git_cmd = 1;
+ return start_command(fastexport);
+}
+
static int fetch_with_import(struct transport *transport,
int nr_heads, struct ref **to_fetch)
{
@@ -518,7 +554,7 @@ static int fetch(struct transport *transport,
return -1;
}
-static int push_refs(struct transport *transport,
+static int push_refs_with_push(struct transport *transport,
struct ref *remote_refs, int flags)
{
int force_all = flags & TRANSPORT_PUSH_FORCE;
@@ -528,17 +564,6 @@ static int push_refs(struct transport *transport,
struct child_process *helper;
struct ref *ref;
- if (process_connect(transport, 1)) {
- do_take_over(transport);
- return transport->push_refs(transport, remote_refs, flags);
- }
-
- if (!remote_refs) {
- fprintf(stderr, "No refs in common and none specified; doing nothing.\n"
- "Perhaps you should specify a branch such as 'master'.\n");
- return 0;
- }
-
helper = get_helper(transport);
if (!data->push)
return 1;
@@ -657,6 +682,94 @@ static int push_refs(struct transport *transport,
return 0;
}
+static int push_refs_with_export(struct transport *transport,
+ struct ref *remote_refs, int flags)
+{
+ 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 = { NULL, 0, 0 };
+ struct strbuf buf = STRBUF_INIT;
+
+ helper = get_helper(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) {
+ char *private;
+ unsigned char sha1[20];
+
+ if (!data->refspecs)
+ continue;
+ private = apply_refspecs(data->refspecs, data->refspec_nr, ref->name);
+ if (private && !get_sha1(private, sha1)) {
+ strbuf_addf(&buf, "^%s", private);
+ string_list_append(strbuf_detach(&buf, NULL), &revlist_args);
+ }
+
+ string_list_append(ref->name, &revlist_args);
+
+ }
+
+ if (get_exporter(transport, &exporter,
+ export_marks, import_marks, &revlist_args))
+ die("Couldn't run fast-export");
+
+ data->no_disconnect_req = 1;
+ finish_command(&exporter);
+ disconnect_helper(transport);
+ return 0;
+}
+
+static int push_refs(struct transport *transport,
+ struct ref *remote_refs, int flags)
+{
+ struct helper_data *data = transport->data;
+
+ if (process_connect(transport, 1)) {
+ do_take_over(transport);
+ return transport->push_refs(transport, remote_refs, flags);
+ }
+
+ if (!remote_refs) {
+ fprintf(stderr, "No refs in common and none specified; doing nothing.\n"
+ "Perhaps you should specify a branch such as 'master'.\n");
+ return 0;
+ }
+
+ if (data->push)
+ return push_refs_with_push(transport, remote_refs, flags);
+
+ if (data->export)
+ return push_refs_with_export(transport, remote_refs, flags);
+
+ return -1;
+}
+
+
static int has_attribute(const char *attrs, const char *attr) {
int len;
if (!attrs)