summaryrefslogtreecommitdiff
path: root/git_remote_helpers/git/exporter.py
diff options
context:
space:
mode:
Diffstat (limited to 'git_remote_helpers/git/exporter.py')
-rw-r--r--git_remote_helpers/git/exporter.py51
1 files changed, 51 insertions, 0 deletions
diff --git a/git_remote_helpers/git/exporter.py b/git_remote_helpers/git/exporter.py
new file mode 100644
index 0000000000..dfaab00b5f
--- /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)