+#!/usr/bin/python /usr/bin/plcsh
# $Id$
import os
import socket
import time
import tempfile
+import errno
import sioc
import modprobe
-def InitInterfaces(logger, plc, data, root="", files_only=False):
+def InitInterfaces(logger, plc, data, root="", files_only=False, program="NodeManager"):
sysconfig = "%s/etc/sysconfig/network-scripts" % root
+ try:
+ os.makedirs(sysconfig)
+ except OSError, e:
+ if e.errno != errno.EEXIST:
+ raise e
# query running network interfaces
devs = sioc.gifconf()
interfaces = {}
interface = 1
hostname = data.get('hostname',socket.gethostname())
+ gateway = None
networks = data['networks']
failedToGetSettings = False
for network in networks:
inter['USERCTL']='no'
if network['mac']:
inter['HWADDR'] = network['mac']
+ if network['is_primary']:
+ inter['PRIMARY']='yes'
if network['method'] == "static":
inter['BOOTPROTO'] = "static"
inter['IPADDR'] = network['ip']
inter['NETMASK'] = network['netmask']
+ if network['is_primary']:
+ gateway = network['gateway']
elif network['method'] == "dhcp":
inter['BOOTPROTO'] = "dhcp"
+ inter['PERSISTENT_DHCLIENT'] = "yes"
if network['hostname']:
inter['DHCP_HOSTNAME'] = network['hostname']
else:
interfaces[ifname] = inter
m = modprobe.Modprobe()
- m.input("%s/etc/modprobe.conf" % root)
+ try:
+ m.input("%s/etc/modprobe.conf" % root, program)
+ except:
+ pass
for (dev, inter) in interfaces.iteritems():
# get the driver string "moduleName option1=a option2=b"
driver=inter.get('DRIVER','')
for ifcfg in ifcfgs:
dev = ifcfg[len('ifcfg-'):]
path = "%s/ifcfg-%s" % (sysconfig,dev)
- logger.verbose("net:InitInterfaces removing %s %s"%(dev,path))
- os.system("/sbin/ifdown %s" % dev)
+ if not files_only:
+ logger.verbose("net:InitInterfaces removing %s %s"%(dev,path))
+ os.system("/sbin/ifdown %s" % dev)
deletedSomething=True
os.unlink(path)
if deletedSomething:
time.sleep(2)
- # Process ifcg-$dev changes / additions
+ # Write network configuration file
+ networkconf = file("%s/etc/sysconfig/network" % root, "w")
+ networkconf.write("NETWORKING=yes\nHOSTNAME=%s\n" % hostname)
+ if gateway is not None:
+ networkconf.write("GATEWAY=%s\n" % gateway)
+ networkconf.close()
+
+ # Process ifcfg-$dev changes / additions
newdevs = []
for (dev, inter) in interfaces.iteritems():
(fd, tmpnam) = tempfile.mkstemp(dir=sysconfig)
f = os.fdopen(fd, "w")
- f.write("# Autogenerated by NodeManager/net.py.... do not edit!\n")
+ f.write("# Autogenerated by pyplnet... do not edit!\n")
if 'DRIVER' in inter:
f.write("# using %s driver for device %s\n" % (inter['DRIVER'],dev))
- f.write('DEVICE="%s"\n' % dev)
+ f.write('DEVICE=%s\n' % dev)
# print the configuration values
for (key, val) in inter.iteritems():
if key not in ('IFNAME','ALIAS','CFGOPTIONS','DRIVER'):
- f.write('%s="%s"\n' % (key, val))
+ f.write('%s=%s\n' % (key, val))
# print the configuration specific option values (if any)
if 'CFGOPTIONS' in inter:
elif not comparefiles(tmpnam,path):
logger.verbose('net:InitInterfaces Configuration change for %s' % dev)
- logger.verbose('net:InitInterfaces ifdown %s' % dev)
- # invoke ifdown for the old configuration
- os.system("/sbin/ifdown %s" % dev)
- # wait a few secs for ifdown to complete
- time.sleep(2)
+ if not files_only:
+ logger.verbose('net:InitInterfaces ifdown %s' % dev)
+ # invoke ifdown for the old configuration
+ os.system("/sbin/ifdown %s" % dev)
+ # wait a few secs for ifdown to complete
+ time.sleep(2)
logger.log('replacing configuration for %s' % dev)
# replace ifcfg-$dev configuration file
# handle those correctly
if getvar("SLAVE") == 'yes': continue
- logger.verbose('net:InitInterfaces bringing up %s' % dev)
- os.system("/sbin/ifup %s" % dev)
-
+ if not files_only:
+ logger.verbose('net:InitInterfaces bringing up %s' % dev)
+ os.system("/sbin/ifup %s" % dev)
+
+if __name__ == "__main__":
+ import optparse
+ import sys
+
+ parser = optparse.OptionParser(usage="plnet [-v] [-f] [-p <program>] -r root node_id")
+ parser.add_option("-v", "--verbose", action="store_true", dest="verbose")
+ parser.add_option("-r", "--root", action="store", type="string",
+ dest="root", default=None)
+ parser.add_option("-f", "--files-only", action="store_true",
+ dest="files_only")
+ parser.add_option("-p", "--program", action="store", type="string",
+ dest="program", default="plnet")
+ (options, args) = parser.parse_args()
+ if len(args) != 1 or options.root is None:
+ print >>sys.stderr, "Missing root or node_id"
+ parser.print_help()
+ sys.exit(1)
+
+ node = shell.GetNodes({'node_id': [int(args[0])]})
+ networks = shell.GetInterfaces({'interface_id': node[0]['interface_ids']})
+
+ data = {'hostname': node[0]['hostname'], 'networks': networks}
+ class logger:
+ def __init__(self, verbose):
+ self.verbosity = verbose
+ def log(self, msg, loglevel=2):
+ if self.verbosity:
+ print msg
+ def verbose(self, msg):
+ self.log(msg, 1)
+ l = logger(options.verbose)
+ InitInterfaces(l, shell, data, options.root, options.files_only)
git://git.onelab.eu / pyplnet.git / blobdiff