summaryrefslogtreecommitdiff
path: root/git_remote_helpers
diff options
context:
space:
mode:
authorJunio C Hamano <gitster@pobox.com>2010-05-21 11:02:15 (GMT)
committerJunio C Hamano <gitster@pobox.com>2010-05-21 11:02:15 (GMT)
commitaf655431f53c20e3d0ed236544397c69974267f4 (patch)
treeddfc95bd3f768e98709cc2d7a445e64117d4c784 /git_remote_helpers
parent78f17935a306dfd7a1f32c923e0b05a094bf0c25 (diff)
parent63a2f6139c33b7231baad8e3bfcc218ef6b63418 (diff)
downloadgit-af655431f53c20e3d0ed236544397c69974267f4.zip
git-af655431f53c20e3d0ed236544397c69974267f4.tar.gz
git-af655431f53c20e3d0ed236544397c69974267f4.tar.bz2
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
Diffstat (limited to 'git_remote_helpers')
-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
4 files changed, 220 insertions, 0 deletions
diff --git a/git_remote_helpers/git/exporter.py b/git_remote_helpers/git/exporter.py
new file mode 100644
index 0000000..dfaab00
--- /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 0000000..af2919d
--- /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 0000000..d75ef8f
--- /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 0000000..82d5f78
--- /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, ' ')