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opt
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python27
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lib
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python2.7
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site-packages
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raven
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from __future__ import absolute_import import os.path try: import pkg_resources except ImportError: # pkg_resource is not available on Google App Engine pkg_resources = None from raven.utils.compat import text_type from .exceptions import InvalidGitRepository __all__ = ('fetch_git_sha', 'fetch_package_version') def fetch_git_sha(path, head=None): """ >>> fetch_git_sha(os.path.dirname(__file__)) """ if not head: head_path = os.path.join(path, '.git', 'HEAD') if not os.path.exists(head_path): raise InvalidGitRepository( 'Cannot identify HEAD for git repository at %s' % (path,)) with open(head_path, 'r') as fp: head = text_type(fp.read()).strip() if head.startswith('ref: '): head = head[5:] revision_file = os.path.join( path, '.git', *head.split('/') ) else: return head else: revision_file = os.path.join(path, '.git', 'refs', 'heads', head) if not os.path.exists(revision_file): if not os.path.exists(os.path.join(path, '.git')): raise InvalidGitRepository( '%s does not seem to be the root of a git repository' % (path,)) # Check for our .git/packed-refs' file since a `git gc` may have run # https://git-scm.com/book/en/v2/Git-Internals-Maintenance-and-Data-Recovery packed_file = os.path.join(path, '.git', 'packed-refs') if os.path.exists(packed_file): with open(packed_file, 'r') as fh: for line in fh: line = line.rstrip() if not line: continue if line[:1] in ('#', '^'): continue try: revision, ref = line.split(' ', 1) except ValueError: continue if ref == head: return text_type(revision) raise InvalidGitRepository( 'Unable to find ref to head "%s" in repository' % (head,)) fh = open(revision_file, 'r') try: return text_type(fh.read()).strip() finally: fh.close() def fetch_package_version(dist_name): """ >>> fetch_package_version('sentry') """ if pkg_resources is None: raise NotImplementedError('pkg_resources is not available ' 'on this Python install') dist = pkg_resources.get_distribution(dist_name) return dist.version
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