import setns
import os
+import sys
-from optparse import OptionParser
+#from optparse import OptionParser
-drop_capabilities='cap_sys_admin,cap_net_admin,cap_sys_boot,cap_sys_module'
+drop_capabilities='cap_sys_admin,cap_net_admin,cap_sys_boot,cap_sys_module'.split(',')
+"""
parser = OptionParser()
parser.add_option("-n", "--net",
action="store_true", dest="netns", default=False,
help="Enter pid namespace")
(options, args) = parser.parse_args()
+"""
+args = sys.argv[1:]
try:
slice_name = args[0]
print "Not started: %s"%slice_name
exit(1)
+# Enter cgroups
+try:
+ for subsystem in ['cpuset','memory','fs','blkio']:
+ open('/sys/fs/cgroup/%s/libvirt/tasks'%subsystem,'w').write(pid)
+except:
+ print "Error assigning resources: %s"%slice_name
+ exit(1)
+
r1 = setns.chcontext('/proc/%s/ns/utc'%pid)
r2 = setns.chcontext('/proc/%s/ns/ipc'%pid)
path = '/proc/%s/ns/net'%pid
open('/proc/lxcsu','w').write(pid)
open('/proc/pidsu','w').write(pid)
-os.execv('/usr/sbin/capsh',['--drop',drop_capabilities,'--'])
+
+
+
+pid = os.fork()
+
+cap_args = map(lambda c:'--drop='+c, drop_capabilities)
+
+if (pid == 0):
+ os.execv('/usr/sbin/capsh',cap_args+['--']+args[1:])
+else:
+ os.waitpid(pid,0)