2 # Copyright 2010-2012 Gentoo Foundation
3 # Distributed under the terms of the GNU General Public License v2
12 from urllib.parse import urlparse
14 from urlparse import urlparse
16 from os import path as osp
17 pym_path = osp.join(osp.dirname(osp.dirname(osp.realpath(__file__))), "pym")
18 sys.path.insert(0, pym_path)
22 prog_name = os.path.basename(argv[0])
23 usage = prog_name + ' [options] ' + \
24 '<src_pkg_dir> <snapshot_dir> <snapshot_uri> <binhost_dir>'
26 prog_desc = "This program will copy src_pkg_dir to snapshot_dir " + \
27 "and inside binhost_dir it will create a Packages index file " + \
28 "which refers to snapshot_uri. This is intended to solve race " + \
29 "conditions on binhosts as described at http://crosbug.com/3225."
32 for line in textwrap.wrap(prog_desc, 70):
36 usage += "Required Arguments:\n\n"
37 usage += " src_pkg_dir - the source $PKGDIR\n"
38 usage += " snapshot_dir - destination snapshot " + \
39 "directory (must not exist)\n"
40 usage += " snapshot_uri - URI which refers to " + \
41 "snapshot_dir from the\n" + \
43 usage += " binhost_dir - directory in which to " + \
44 "write Packages index with\n" + \
47 parser = optparse.OptionParser(usage=usage)
48 parser.add_option('--hardlinks', help='create hardlinks (y or n, default is y)',
50 parser.set_defaults(hardlinks='y')
51 options, args = parser.parse_args(argv[1:])
54 parser.error("Required 4 arguments, got %d" % (len(args),))
56 return parser, options, args
59 parser, options, args = parse_args(argv)
61 src_pkg_dir, snapshot_dir, snapshot_uri, binhost_dir = args
62 src_pkgs_index = os.path.join(src_pkg_dir, 'Packages')
64 if not os.path.isdir(src_pkg_dir):
65 parser.error("src_pkg_dir is not a directory: '%s'" % (src_pkg_dir,))
67 if not os.path.isfile(src_pkgs_index):
68 parser.error("src_pkg_dir does not contain a " + \
69 "'Packages' index: '%s'" % (src_pkg_dir,))
71 parse_result = urlparse(snapshot_uri)
72 if not (parse_result.scheme and parse_result.netloc and parse_result.path):
73 parser.error("snapshot_uri is not a valid URI: '%s'" % (snapshot_uri,))
75 if os.path.isdir(snapshot_dir):
76 parser.error("snapshot_dir already exists: '%s'" % snapshot_dir)
79 os.makedirs(os.path.dirname(snapshot_dir))
82 if not os.path.isdir(os.path.dirname(snapshot_dir)):
83 parser.error("snapshot_dir parent could not be created: '%s'" % \
84 os.path.dirname(snapshot_dir))
87 os.makedirs(binhost_dir)
90 if not os.path.isdir(binhost_dir):
91 parser.error("binhost_dir could not be created: '%s'" % binhost_dir)
94 if options.hardlinks == 'n':
99 cp_cmd = 'cp -%s %s %s' % (
101 portage._shell_quote(src_pkg_dir),
102 portage._shell_quote(snapshot_dir)
105 ret = os.system(cp_cmd)
106 if not (os.WIFEXITED(ret) and os.WEXITSTATUS(ret) == os.EX_OK):
109 infile = io.open(portage._unicode_encode(src_pkgs_index,
110 encoding=portage._encodings['fs'], errors='strict'),
111 mode='r', encoding=portage._encodings['repo.content'],
114 outfile = portage.util.atomic_ofstream(
115 os.path.join(binhost_dir, "Packages"),
116 encoding=portage._encodings['repo.content'],
120 if line[:4] == 'URI:':
121 # skip existing URI line
126 outfile.write("URI: %s\n\n" % snapshot_uri)
138 if __name__ == "__main__":
139 sys.exit(main(sys.argv))