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# -*- test-case-name: twisted.scripts.test.test_tap2rpm -*-
# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.
import sys, os, shutil, time, glob
import subprocess
import tempfile
import tarfile
from StringIO import StringIO
import warnings
from twisted.python import usage, log, versions, deprecate
#################################
# data that goes in /etc/inittab
initFileData = '''\
#!/bin/sh
#
# Startup script for a Twisted service.
#
# chkconfig: - 85 15
# description: Start-up script for the Twisted service "%(tap_file)s".
PATH=/usr/bin:/bin:/usr/sbin:/sbin
pidfile=/var/run/%(rpm_file)s.pid
rundir=/var/lib/twisted-taps/%(rpm_file)s/
file=/etc/twisted-taps/%(tap_file)s
logfile=/var/log/%(rpm_file)s.log
# load init function library
. /etc/init.d/functions
[ -r /etc/default/%(rpm_file)s ] && . /etc/default/%(rpm_file)s
# check for required files
if [ ! -x /usr/bin/twistd ]
then
echo "$0: Aborting, no /usr/bin/twistd found"
exit 0
fi
if [ ! -r "$file" ]
then
echo "$0: Aborting, no file $file found."
exit 0
fi
# set up run directory if necessary
if [ ! -d "${rundir}" ]
then
mkdir -p "${rundir}"
fi
case "$1" in
start)
echo -n "Starting %(rpm_file)s: twistd"
daemon twistd \\
--pidfile=$pidfile \\
--rundir=$rundir \\
--%(twistd_option)s=$file \\
--logfile=$logfile
status %(rpm_file)s
;;
stop)
echo -n "Stopping %(rpm_file)s: twistd"
kill `cat "${pidfile}"`
status %(rpm_file)s
;;
restart)
"${0}" stop
"${0}" start
;;
*)
echo "Usage: ${0} {start|stop|restart|}" >&2
exit 1
;;
esac
exit 0
'''
#######################################
# the data for creating the spec file
specFileData = '''\
Summary: %(description)s
Name: %(rpm_file)s
Version: %(version)s
Release: 1
License: Unknown
Group: Networking/Daemons
Source: %(tarfile_basename)s
BuildRoot: %%{_tmppath}/%%{name}-%%{version}-root
Requires: /usr/bin/twistd
BuildArch: noarch
%%description
%(long_description)s
%%prep
%%setup
%%build
%%install
[ ! -z "$RPM_BUILD_ROOT" -a "$RPM_BUILD_ROOT" != '/' ] \
&& rm -rf "$RPM_BUILD_ROOT"
mkdir -p "$RPM_BUILD_ROOT"/etc/twisted-taps
mkdir -p "$RPM_BUILD_ROOT"/etc/init.d
mkdir -p "$RPM_BUILD_ROOT"/var/lib/twisted-taps
cp "%(tap_file)s" "$RPM_BUILD_ROOT"/etc/twisted-taps/
cp "%(rpm_file)s.init" "$RPM_BUILD_ROOT"/etc/init.d/"%(rpm_file)s"
%%clean
[ ! -z "$RPM_BUILD_ROOT" -a "$RPM_BUILD_ROOT" != '/' ] \
&& rm -rf "$RPM_BUILD_ROOT"
%%post
/sbin/chkconfig --add %(rpm_file)s
/sbin/chkconfig --level 35 %(rpm_file)s
/etc/init.d/%(rpm_file)s start
%%preun
/etc/init.d/%(rpm_file)s stop
/sbin/chkconfig --del %(rpm_file)s
%%files
%%defattr(-,root,root)
%%attr(0755,root,root) /etc/init.d/%(rpm_file)s
%%attr(0660,root,root) /etc/twisted-taps/%(tap_file)s
%%changelog
* %(date)s %(maintainer)s
- Created by tap2rpm: %(rpm_file)s (%(version)s)
'''
###############################
class MyOptions(usage.Options):
optFlags = [['quiet', 'q']]
optParameters = [
["tapfile", "t", "twistd.tap"],
["maintainer", "m", "tap2rpm"],
["protocol", "p", None],
["description", "e", None],
["long_description", "l",
"Automatically created by tap2rpm"],
["set-version", "V", "1.0"],
["rpmfile", "r", None],
["type", "y", "tap", "type of configuration: 'tap', 'xml, "
"'source' or 'python'"],
]
compData = usage.Completions(
optActions={"type": usage.CompleteList(["tap", "xml", "source",
"python"]),
"rpmfile": usage.CompleteFiles("*.rpm")}
)
def postOptions(self):
"""
Calculate the default values for certain command-line options.
"""
# Options whose defaults depend on other parameters.
if self['protocol'] is None:
base_tapfile = os.path.basename(self['tapfile'])
self['protocol'] = os.path.splitext(base_tapfile)[0]
if self['description'] is None:
self['description'] = "A TCP server for %s" % (self['protocol'],)
if self['rpmfile'] is None:
self['rpmfile'] = 'twisted-%s' % (self['protocol'],)
# Values that aren't options, but are calculated from options and are
# handy to have around.
self['twistd_option'] = type_dict[self['type']]
self['release-name'] = '%s-%s' % (self['rpmfile'], self['set-version'])
def opt_unsigned(self):
"""
Generate an unsigned rather than a signed RPM. (DEPRECATED; unsigned
is the default)
"""
msg = deprecate.getDeprecationWarningString(
self.opt_unsigned, versions.Version("Twisted", 12, 1, 0))
warnings.warn(msg, category=DeprecationWarning, stacklevel=2)
# Maintain the -u short flag
opt_u = opt_unsigned
type_dict = {
'tap': 'file',
'python': 'python',
'source': 'source',
'xml': 'xml',
}
##########################
def makeBuildDir():
"""
Set up the temporary directory for building RPMs.
Returns: buildDir, a randomly-named subdirectory of baseDir.
"""
tmpDir = tempfile.mkdtemp()
# set up initial directory contents
os.makedirs(os.path.join(tmpDir, 'RPMS', 'noarch'))
os.makedirs(os.path.join(tmpDir, 'SPECS'))
os.makedirs(os.path.join(tmpDir, 'BUILD'))
os.makedirs(os.path.join(tmpDir, 'SOURCES'))
os.makedirs(os.path.join(tmpDir, 'SRPMS'))
log.msg(format="Created RPM build structure in %(path)r",
path=tmpDir)
return tmpDir
def setupBuildFiles(buildDir, config):
"""
Create files required to build an RPM in the build directory.
"""
# Create the source tarball in the SOURCES directory.
tarballName = "%s.tar" % (config['release-name'],)
tarballPath = os.path.join(buildDir, "SOURCES", tarballName)
tarballHandle = tarfile.open(tarballPath, "w")
sourceDirInfo = tarfile.TarInfo(config['release-name'])
sourceDirInfo.type = tarfile.DIRTYPE
sourceDirInfo.mode = 0755
tarballHandle.addfile(sourceDirInfo)
tapFileBase = os.path.basename(config['tapfile'])
initFileInfo = tarfile.TarInfo(
os.path.join(
config['release-name'],
'%s.init' % config['rpmfile'],
)
)
initFileInfo.type = tarfile.REGTYPE
initFileInfo.mode = 0755
initFileRealData = initFileData % {
'tap_file': tapFileBase,
'rpm_file': config['release-name'],
'twistd_option': config['twistd_option'],
}
initFileInfo.size = len(initFileRealData)
tarballHandle.addfile(initFileInfo, StringIO(initFileRealData))
tapFileHandle = open(config['tapfile'], 'rb')
tapFileInfo = tarballHandle.gettarinfo(
arcname=os.path.join(config['release-name'], tapFileBase),
fileobj=tapFileHandle,
)
tapFileInfo.mode = 0644
tarballHandle.addfile(tapFileInfo, tapFileHandle)
tarballHandle.close()
log.msg(format="Created dummy source tarball %(tarballPath)r",
tarballPath=tarballPath)
# Create the spec file in the SPECS directory.
specName = "%s.spec" % (config['release-name'],)
specPath = os.path.join(buildDir, "SPECS", specName)
specHandle = open(specPath, "w")
specFileRealData = specFileData % {
'description': config['description'],
'rpm_file': config['rpmfile'],
'version': config['set-version'],
'tarfile_basename': tarballName,
'tap_file': tapFileBase,
'date': time.strftime('%a %b %d %Y', time.localtime(time.time())),
'maintainer': config['maintainer'],
'long_description': config['long_description'],
}
specHandle.write(specFileRealData)
specHandle.close()
log.msg(format="Created RPM spec file %(specPath)r",
specPath=specPath)
return specPath
def run(options=None):
# parse options
try:
config = MyOptions()
config.parseOptions(options)
except usage.error, ue:
sys.exit("%s: %s" % (sys.argv[0], ue))
# create RPM build environment
tmpDir = makeBuildDir()
specPath = setupBuildFiles(tmpDir, config)
# build rpm
job = subprocess.Popen([
"rpmbuild",
"-vv",
"--define", "_topdir %s" % (tmpDir,),
"-ba", specPath,
], stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
stdout, _ = job.communicate()
# If there was a problem, show people what it was.
if job.returncode != 0:
print stdout
# copy the RPMs to the local directory
rpmPath = glob.glob(os.path.join(tmpDir, 'RPMS', 'noarch', '*'))[0]
srpmPath = glob.glob(os.path.join(tmpDir, 'SRPMS', '*'))[0]
if not config['quiet']:
print 'Writing "%s"...' % os.path.basename(rpmPath)
shutil.copy(rpmPath, '.')
if not config['quiet']:
print 'Writing "%s"...' % os.path.basename(srpmPath)
shutil.copy(srpmPath, '.')
# remove the build directory
shutil.rmtree(tmpDir)
return [os.path.basename(rpmPath), os.path.basename(srpmPath)]
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