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#!/usr/bin/env python
# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
import os, re, signal, sys, commands, pwd
from string import rstrip
options=[
'--get-hosts',
'--set-hosts',
'--get-verbose',
'--set-verbose',
'--get-log',
'--set-log',
'--install',
'--help',
'--get-env',
'--set-env'
]
tmpcmdline=sys.argv[1:]
cmdline=[]
envfile = '/etc/env.d/02distcc'
def exithandler(foo,bar):
os.kill(0,signal.SIGKILL)
sys.exit(1)
signal.signal(signal.SIGINT,exithandler)
def isroot(ret=0):
if os.getuid() != 0:
if ret == 0:
print '!!!',sys.argv[:1][0],tmpcmdline[0],'must be run as root'
sys.exit(1)
else:
retval = 0
else:
retval = 1
return retval
def writeenv(var,value):
isroot()
distcc_env = []
distcc_env = open(envfile, 'r').readlines()
distcc_env_new = open(envfile, 'w')
for i in range(len(distcc_env)):
if re.compile(var+'="(.*)"').match(distcc_env[i]):
distcc_env[i] = var+'="'+value+'"\n'
distcc_env_new.write(distcc_env[i])
#print 'Set',var,'to:',value
os.popen('/usr/sbin/env-update')
print 'If you want to use these new settings in an existing shell,'
print 'you need to "source /etc/profile" to get the changes.'
def readenv(var):
distcc_env = open(envfile, 'r').read()
match = re.compile(var+'="(.*)"').search(distcc_env)
if match:
print var+'='+match.group(1)
else:
print var,'not set.'
def permissions(path,user,group):
for file in os.listdir(path):
#print 'Configuring',path+file+'...'
os.chown(path+file,user,group)
def installlinks(chost=''):
for file in ['gcc', 'cc', 'c++', 'g++']:
path = '/usr/lib/distcc/bin/'
if not chost == '':
file = chost+'-'+file
if os.path.exists('/usr/bin/'+file):
#print 'Creating',path+file,'symlink...'
if not os.path.exists(path+file):
os.symlink('/usr/bin/distcc',path+file)
#else:
# print 'Already exists. Skipping...'
def createdistccdir(dir):
if not os.path.exists(dir):
os.mkdir(dir)
os.chmod(dir, 1777)
for x in tmpcmdline:
if not x:
continue
if x[0:2]=="--":
if not x in options:
print "!!! Error:",x,"is an invalid option."
sys.exit(1)
else:
cmdline = x
if '--get-hosts' in tmpcmdline:
HOSTS_ENV = os.environ.get('DISTCC_HOSTS')
HOSTS_HOME = os.environ.get('HOME')+'/hosts'
if HOSTS_ENV:
print HOSTS_ENV
elif os.path.isfile(HOSTS_HOME) and os.path.getsize(HOSTS_HOME) != 0:
print HOSTS_HOME
elif os.path.exists('/etc/distcc/hosts'):
print rstrip(open('/etc/distcc/hosts', 'r').read())
else:
print 'No configuration file found. Setup your hosts with --set-hosts.'
elif '--set-hosts' in tmpcmdline:
if isroot(1):
PATH = '/etc/distcc'
else:
PATH = os.environ.get('HOME')
createdistccdir(PATH)
open(PATH+'/hosts', 'w').write(cmdline + '\n')
elif '--get-verbose' in tmpcmdline:
readenv('DISTCC_VERBOSE')
elif '--set-verbose' in tmpcmdline:
writeenv('DISTCC_VERBOSE',tmpcmdline[1])
elif '--get-log' in tmpcmdline:
readenv('DISTCC_LOG')
elif '--set-log' in tmpcmdline:
writeenv('DISTCC_LOG',tmpcmdline[1])
elif '--install' in tmpcmdline:
isroot()
print 'Creating',envfile+'...'
distcc_env = open(envfile, 'w')
distcc_env.write('# This file is managed by distcc-config; use it to change these settings.\n')
distcc_env.write('DISTCC_LOG=""\n')
distcc_env.write('DCCC_PATH="/usr/lib/distcc/bin"\n')
distcc_env.write('DISTCC_VERBOSE="0"\n')
if os.WEXITSTATUS(commands.getstatusoutput('/usr/sbin/useradd -u 240 -g daemon -s /bin/false -d /dev/null -c "distccd" distcc')[0]) == 9:
os.WEXITSTATUS(commands.getstatusoutput('/usr/sbin/usermod -g daemon -s /bin/false -d /dev/null -c "distccd" distcc')[0])
foobar = pwd.getpwnam('distcc')
user = foobar[2]
group = foobar[3]
makeconf = open('/etc/make.conf', 'r').read()
chost = re.compile('CHOST="(.*)"').search(makeconf).group(1)
print 'Creating symlinks...'
installlinks()
installlinks(chost)
print 'Checking permissions...'
permissions('/usr/lib/distcc/bin/',user,group)
permissions('/var/run/distccd/',user,group)
elif '--get-env' in tmpcmdline:
if len(tmpcmdline) == 1:
print rstrip(open(envfile, 'r').read())
elif len(tmpcmdline) == 2:
readenv(tmpcmdline[1])
else:
print '!!! Error: Specify only one variable.'
elif '--set-env' in tmpcmdline:
if len(tmpcmdline) > 2 and len(tmpcmdline) <= 3:
isroot()
writeenv(tmpcmdline[1],tmpcmdline[2])
else:
print '!!! Error: Awaiting two parameters.'
else:
print 'Usage: /usr/bin/distcc-config --set-hosts DISTCC_HOSTS | --get-hosts'
print ' /usr/bin/distcc-config --set-verbose { 0 | 1 } | --get-verbose'
print ' /usr/bin/distcc-config --set-log FILE | --get-log'
print ' /usr/bin/distcc-config --set-env VARIABLE VALUE | --get-env [VARIABLE]'
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