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#!/usr/bin/env python
import argparse
import glob
import os
import shutil
import sys
import tempfile
import time
def find_root():
# expected path is in <top_dir>/packages/
top_dir = os.environ.get("CLOUD_INIT_TOP_D", None)
if top_dir is None:
top_dir = os.path.dirname(
os.path.dirname(os.path.abspath(sys.argv[0])))
if os.path.isfile(os.path.join(top_dir, 'setup.py')):
return os.path.abspath(top_dir)
raise OSError(("Unable to determine where your cloud-init topdir is."
" set CLOUD_INIT_TOP_D?"))
# Use the util functions from cloudinit
sys.path.insert(0, find_root())
from cloudinit import templater
from cloudinit import util
# Map python requirements to package names. If a match isn't found
# here, we assume 'python-<pypi_name>'.
PACKAGE_MAP = {
'redhat': {
'pyserial': 'pyserial',
'pyyaml': 'PyYAML',
},
'suse': {
'pyyaml': 'python-yaml',
}
}
# Subdirectories of the ~/rpmbuild dir
RPM_BUILD_SUBDIRS = ['BUILD', 'RPMS', 'SOURCES', 'SPECS', 'SRPMS']
def read_dependencies():
'''Returns the Python depedencies from requirements.txt. This explicitly
removes 'argparse' from the list of requirements for python >= 2.7,
because with 2.7 argparse became part of the standard library.'''
cmd = [util.abs_join(find_root(), 'tools', 'read-dependencies')]
(stdout, _stderr) = util.subp(cmd)
return [p.lower().strip() for p in stdout.splitlines()
if p != 'argparse' or (p == 'argparse'
and sys.version_info[0:2] < (2, 7))]
def translate_dependencies(deps, distro):
'''Maps python requirements into package names. We assume
python-<pypi_name> for packages not listed explicitly in
PACKAGE_MAP.'''
return [PACKAGE_MAP[distro][req]
if req in PACKAGE_MAP[distro] else 'python-%s' % req
for req in deps]
def read_version():
'''Read version information. We parse the version itself from
the changelog, and then ask git for the commit id and distance
from the last tag.'''
# Figure out the version and revno
cmd = [util.abs_join(find_root(), 'tools', 'read-version')]
(stdout, _stderr) = util.subp(cmd)
version = stdout.strip()
cmd = ['git', 'describe', '--tags']
(stdout, _stderr) = util.subp(cmd)
git_version = stdout.strip()
try:
_version, distance, revno = git_version.split('-')
except ValueError:
distance = None
revno = None
return (version, distance, revno)
def generate_spec_contents(args, tmpl_fn, top_dir, arc_fn):
# This will get us something like ('0.7.6', None, None) for a
# tagged commit, and something like ('0.7.6', '1026', 'gd1d5796')
# for an untagged commited.
version, distance, revno = read_version()
# Tmpl params
subs = {}
subs['version'] = version
subs['revno'] = revno
subs['distance'] = distance
if distance is not None:
now = time.strftime('%Y%m%d', time.localtime())
release = '.%sgit%s' % (now, revno)
else:
release = ''
if args.sub_release is not None:
subs['subrelease'] = release + "." + str(args.sub_release)
else:
subs['subrelease'] = release
subs['archive_name'] = arc_fn
subs['source_name'] = os.path.basename(arc_fn).replace('.tar.gz', '')
# Map to known packages
python_deps = read_dependencies()
package_deps = translate_dependencies(python_deps, args.distro)
subs['requires'] = package_deps
if args.boot == 'sysvinit':
subs['sysvinit'] = True
else:
subs['sysvinit'] = False
if args.boot == 'systemd':
subs['systemd'] = True
else:
subs['systemd'] = False
subs['init_sys'] = args.boot
subs['patches'] = [os.path.basename(p) for p in args.patches]
return templater.render_from_file(tmpl_fn, params=subs)
def main():
parser = argparse.ArgumentParser()
parser.add_argument("-d", "--distro", dest="distro",
help="select distro (default: %(default)s)",
metavar="DISTRO", default='redhat',
choices=('redhat', 'suse'))
parser.add_argument('--srpm',
help='Produce a source rpm',
action='store_true')
parser.add_argument("-b", "--boot", dest="boot",
help="select boot type (default: %(default)s)",
metavar="TYPE", default='sysvinit',
choices=('sysvinit', 'systemd'))
parser.add_argument("-v", "--verbose", dest="verbose",
help=("run verbosely"
" (default: %(default)s)"),
default=False,
action='store_true')
parser.add_argument('-s', "--sub-release", dest="sub_release",
metavar="RELEASE",
help=("a 'internal' release number to concat"
" with the bzr version number to form"
" the final version number"),
type=int,
default=None)
parser.add_argument("-p", "--patch", dest="patches",
help=("include the following patch when building"),
default=[],
action='append')
args = parser.parse_args()
capture = True
if args.verbose:
capture = False
workdir = None
try:
workdir = tempfile.mkdtemp(prefix='rpmbuild')
os.environ['HOME'] = workdir
topdir = os.path.join(workdir, 'rpmbuild')
build_dirs = [os.path.join(topdir, dir)
for dir in RPM_BUILD_SUBDIRS]
util.ensure_dirs(build_dirs)
# Archive the code
cmd = [util.abs_join(find_root(), 'tools', 'make-tarball')]
(stdout, _stderr) = util.subp(cmd)
archive_fn = stdout.strip()
print "Archived source as %s" % archive_fn
real_archive_fn = os.path.join(topdir, 'SOURCES',
os.path.basename(archive_fn))
shutil.move(archive_fn, real_archive_fn)
print("Archived the code in %r" % (real_archive_fn))
# Form the spec file to be used
tmpl_fn = util.abs_join(find_root(), 'packages',
args.distro, 'cloud-init.spec.in')
contents = generate_spec_contents(args, tmpl_fn, topdir,
os.path.basename(archive_fn))
spec_fn = util.abs_join(topdir, 'SPECS', 'cloud-init.spec')
util.write_file(spec_fn, contents)
print("Created spec file at %r" % (spec_fn))
for p in args.patches:
util.copy(p, util.abs_join(topdir, 'SOURCES', os.path.basename(p)))
# Now build it!
print("Running 'rpmbuild' in %r" % (topdir))
if args.srpm:
cmd = ['rpmbuild', '-bs', '--nodeps', spec_fn]
else:
cmd = ['rpmbuild', '-ba', spec_fn]
util.subp(cmd, capture=capture)
# Copy the items built to our local dir
globs = []
globs.extend(glob.glob("%s/*.rpm" %
(util.abs_join(topdir, 'RPMS', 'noarch'))))
globs.extend(glob.glob("%s/*.rpm" %
(util.abs_join(topdir, 'RPMS', 'x86_64'))))
globs.extend(glob.glob("%s/*.rpm" %
(util.abs_join(topdir, 'RPMS'))))
globs.extend(glob.glob("%s/*.rpm" %
(util.abs_join(topdir, 'SRPMS'))))
for rpm_fn in globs:
tgt_fn = util.abs_join(os.getcwd(), os.path.basename(rpm_fn))
shutil.move(rpm_fn, tgt_fn)
print("Wrote out %s package %r" % (args.distro, tgt_fn))
finally:
if workdir is not None:
shutil.rmtree(workdir)
return 0
if __name__ == '__main__':
sys.exit(main())
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