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Add the get_latest() method

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Signed-off-by: Petr Šabata <contyk@redhat.com>
This commit is contained in:
Petr Šabata
2016-07-08 17:29:46 +02:00
parent 121d7268e8
commit 0904ae6478
1 changed files with 31 additions and 22 deletions
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53
rida/scm.py
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@@ -154,32 +154,41 @@ class SCM(object):
Returns the directory that the module was checked-out into (a subdirectory of scmdir)
"""
# TODO: sanity check arguments
sourcedir = '%s/%s' % (scmdir, self.name)
module_clone_cmd = ['git', 'clone', '-q', self.repository, sourcedir]
module_checkout_cmd = ['git', 'checkout', '-q', self.commit]
if self.scheme.startswith("GIT"):
sourcedir = '%s/%s' % (scmdir, self.name)
# perform checkouts
self._run(module_clone_cmd, chdir=scmdir)
self._run(module_checkout_cmd, chdir=sourcedir)
module_clone_cmd = ['git', 'clone', '-q']
if self.commit:
module_checkout_cmd = ['git', 'checkout', '-q', self.commit]
else:
module_clone_cmd.extend(['--depth', '1'])
module_clone_cmd.extend([self.repository, sourcedir])
# perform checkouts
self._run(module_clone_cmd, chdir=scmdir)
if self.commit:
self._run(module_checkout_cmd, chdir=sourcedir)
else:
raise RuntimeError("checkout: Unhandled SCM scheme.")
return sourcedir
def get_git_master_head_giturl(self):
"""
Return the git hash of this git object's master HEAD
"""
# drop git hash if url contains it:
gitrepo = self.url.split('?')[0]
(status , output) = subprocess.getstatusoutput('git ls-remote %s' % gitrepo)
if status != 0:
raise RuntimeError('can\'t get git hash of master HEAD in %s' % self.url)
b = output.split(os.linesep)
ret = ''
for line in b:
if 'refs/heads/master' in line:
ret = gitrepo + '?#' + line.split('\t')[0]
break
return ret
def get_latest(self):
"""Returns the latest commit ID, for example the git master HEAD."""
if self.scheme.startswith("GIT"):
(status , output) = subprocess.getstatusoutput("git ls-remote %s"
% self.repository)
if status != 0:
raise RuntimeError("Cannot get git hash of master HEAD in %s"
% self.repository)
for line in output.split(os.linesep):
# FIXME: Be more precise here, we don't want
# refs/heads/masterfoo, for example...
if 'refs/heads/master' in line:
return line.split("\t")[0]
raise RuntimeError("Couldn't determine the git master HEAD hash in %s"
% self.repository)
else:
raise RuntimeError("get_latest: Unhandled SCM scheme.")
@property
def url(self):