git_remote_helpers / git / non_local.pyon commit Merge branch 'jk/diff-not-so-quick' (456a4c0)
   1import os
   2import subprocess
   3
   4from git_remote_helpers.util import die, warn
   5
   6
   7class NonLocalGit(object):
   8    """Handler to interact with non-local repos.
   9    """
  10
  11    def __init__(self, repo):
  12        """Creates a new non-local handler for the specified repo.
  13        """
  14
  15        self.repo = repo
  16
  17    def clone(self, base):
  18        """Clones the non-local repo to base.
  19
  20        Does nothing if a clone already exists.
  21        """
  22
  23        path = os.path.join(self.repo.get_base_path(base), '.git')
  24
  25        # already cloned
  26        if os.path.exists(path):
  27            return path
  28
  29        os.makedirs(path)
  30        args = ["git", "clone", "--bare", "--quiet", self.repo.gitpath, path]
  31
  32        child = subprocess.Popen(args)
  33        if child.wait() != 0:
  34            raise CalledProcessError
  35
  36        return path
  37
  38    def update(self, base):
  39        """Updates checkout of the non-local repo in base.
  40        """
  41
  42        path = os.path.join(self.repo.get_base_path(base), '.git')
  43
  44        if not os.path.exists(path):
  45            die("could not find repo at %s", path)
  46
  47        args = ["git", "--git-dir=" + path, "fetch", "--quiet", self.repo.gitpath]
  48        child = subprocess.Popen(args)
  49        if child.wait() != 0:
  50            raise CalledProcessError
  51
  52        args = ["git", "--git-dir=" + path, "update-ref", "refs/heads/master", "FETCH_HEAD"]
  53        child = subprocess.Popen(args)
  54        if child.wait() != 0:
  55            raise CalledProcessError
  56
  57    def push(self, base):
  58        """Pushes from the non-local repo to base.
  59        """
  60
  61        path = os.path.join(self.repo.get_base_path(base), '.git')
  62
  63        if not os.path.exists(path):
  64            die("could not find repo at %s", path)
  65
  66        args = ["git", "--git-dir=" + path, "push", "--quiet", self.repo.gitpath]
  67        child = subprocess.Popen(args)
  68        if child.wait() != 0:
  69            raise CalledProcessError