/usr/bin/reverse-depends is in ubuntu-dev-tools 0.155.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 | #!/usr/bin/python
#
# Copyright (C) 2011, Stefano Rivera <stefanor@ubuntu.com>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
import optparse
import sys
from distro_info import DistroDataOutdated
from ubuntutools.logger import Logger
from ubuntutools.misc import (system_distribution, vendor_to_distroinfo,
codename_to_distribution)
from ubuntutools.rdepends import query_rdepends, RDependsException
def main():
system_distro_info = vendor_to_distroinfo(system_distribution())()
try:
default_release = system_distro_info.devel()
except DistroDataOutdated, e:
Logger.warn(e)
default_release = 'unstable'
parser = optparse.OptionParser('%prog [options] package',
description="List reverse-dependencies of package. "
"If the package name is prefixed with src: then the "
"reverse-dependencies of all the binary packages that "
"the specified source package builds will be listed.")
parser.add_option('-r', '--release', metavar='RELEASE',
default=default_release,
help='Query dependencies in RELEASE. '
'Default: %s' % default_release)
parser.add_option('-R', '--without-recommends',
action='store_false', dest='recommends', default=True,
help='Only consider Depends relationships, '
'not Recommends')
parser.add_option('-s', '--with-suggests',
action='store_true', dest='suggests', default=False,
help='Also consider Suggests relationships')
parser.add_option('-b', '--build-depends',
action='store_const', dest='arch', const='source',
help='Query build dependencies (synonym for '
'--arch=source)')
parser.add_option('-a', '--arch', metavar='ARCH', default='any',
help='Query dependencies in ARCH. '
'Default: any')
parser.add_option('-c', '--component', metavar='COMPONENT',
action='append',
help='Only consider reverse-dependencies in COMPONENT. '
'Can be specified multiple times. Default: all')
parser.add_option('-l', '--list',
action='store_true', default=False,
help='Display a simple, machine-readable list')
parser.add_option('-u', '--service-url', metavar='URL',
dest='server', default=None,
help='Reverse Dependencies webservice URL. '
'Default: UbuntuWire')
options, args = parser.parse_args()
if len(args) != 1:
parser.error("One (and only one) package must be specified")
package = args[0]
opts = {}
if options.server is not None:
opts['server'] = options.server
# Convert unstable/testing aliases to codenames:
distribution = codename_to_distribution(options.release)
if not distribution:
parser.error('Unknown release codename %s' % options.release)
distro_info = vendor_to_distroinfo(distribution)()
try:
options.release = distro_info.codename(options.release,
default=options.release)
except DistroDataOutdated:
# We already printed a warning
pass
try:
data = query_rdepends(package, options.release, options.arch, **opts)
except RDependsException, e:
Logger.error(str(e))
sys.exit(1)
if options.arch == 'source':
fields = ['Reverse-Build-Depends', 'Reverse-Build-Depends-Indep']
else:
fields = ['Reverse-Depends']
if options.recommends:
fields.append('Reverse-Recommends')
if options.suggests:
fields.append('Reverse-Suggests')
for field in data.keys():
if field not in fields:
del data[field]
if options.component:
for field, rdeps in data.items():
filtered = [rdep for rdep in rdeps
if rdep['Component'] in options.component]
if not filtered:
del data[field]
else:
data[field] = filtered
if options.list:
display_consise(data)
else:
display_verbose(data)
def display_verbose(data):
if not data:
print "No reverse dependencies found"
return
all_archs = set()
# This isn't accurate, but we make up for it by displaying what we found
for rdeps in data.itervalues():
for rdep in rdeps:
if 'Architectures' in rdep:
all_archs.update(rdep['Architectures'])
for field, rdeps in data.iteritems():
print field
print '=' * len(field)
rdeps.sort(key=lambda x: x['Package'])
for rdep in rdeps:
line = '* %s' % rdep['Package']
if all_archs and set(rdep['Architectures']) != all_archs:
line += ' [%s]' % ' '.join(sorted(rdep['Architectures']))
if 'Dependency' in rdep:
if len(line) < 30:
line += ' ' * (30 - len(line))
line += ' (for %s)' % rdep['Dependency']
print line
print
if all_archs:
print ("Packages without architectures listed are "
"reverse-dependencies in: %s"
% ', '.join(sorted(list(all_archs))))
def display_consise(data):
result = set()
for rdeps in data.itervalues():
for rdep in rdeps:
result.add(rdep['Package'])
print u'\n'.join(sorted(list(result)))
if __name__ == '__main__':
main()
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