import subprocess
import sys
+import time
import os, os.path
import grp
+from pwd import getpwnam
from string import Template
import libvirt
# subvolume)
command = ['btrfs', 'subvolume', 'snapshot', refImgDir, containerDir]
if not logger.log_call(command, timeout=15*60):
- logger.log('sliver_lxc: ERROR Could not create BTRFS snapshot at', containDir)
+ logger.log('sliver_lxc: ERROR Could not create BTRFS snapshot at', containerDir)
return
command = ['chmod', '755', containerDir]
logger.log_call(command, timeout=15*60)
command = ['cp', '/home/%s/.ssh/id_rsa.pub'%name, '%s/root/.ssh/authorized_keys'%containerDir]
logger.log_call(command, timeout=30)
+ logger.log("creating /etc/slicename file in %s" % os.path.join(containerDir,'etc/slicename'))
+ try:
+ file(os.path.join(containerDir,'etc/slicename'), 'w').write(name)
+ except:
+ logger.log_exc("exception while creating /etc/slicename")
+
+ try:
+ file(os.path.join(containerDir,'etc/slicefamily'), 'w').write(vref)
+ except:
+ logger.log_exc("exception while creating /etc/slicefamily")
+
+ uid = None
+ try:
+ uid = getpwnam(name).pw_uid
+ except KeyError:
+ # keyerror will happen if user id was not created successfully
+ logger.log_exc("exception while getting user id")
+
+ if uid is not None:
+ logger.log("uid is %d" % uid)
+ command = ['mkdir', '%s/home/%s' % (containerDir, name)]
+ logger.log_call(command, timeout=10)
+ command = ['chown', name, '%s/home/%s' % (containerDir, name)]
+ logger.log_call(command, timeout=10)
+ etcpasswd = os.path.join(containerDir, 'etc/passwd')
+ if os.path.exists(etcpasswd):
+ logger.log("adding user %s id %d to %s" % (name, uid, etcpasswd))
+ try:
+ file(etcpasswd,'a').write("%s:x:%d:%d::/home/%s:/bin/bash\n" % (name, uid, uid, name))
+ except:
+ logger.log_exc("exception while updating etc/passwd")
+ sudoers = os.path.join(containerDir, 'etc/sudoers')
+ if os.path.exists(sudoers):
+ try:
+ file(sudoers,'a').write("%s ALL=(ALL) NOPASSWD: ALL\n" % name)
+ except:
+ logger.log_exc("exception while updating /etc/sudoers")
+
# Lookup for xid and create template after the user is created so we
# can get the correct xid based on the name of the slice
xid = bwlimit.get_xid(name)
command = ['/usr/sbin/userdel', '-f', '-r', name]
logger.log_call(command, timeout=15*60)
+ if os.path.exists(os.path.join(containerDir,"vsys")):
+ # Slivers with vsys running will fail the subvolume delete.
+ # A more permanent solution may be to ensure that the vsys module
+ # is called before the sliver is destroyed.
+ logger.log("destroying vsys directory and restarting vsys")
+ logger.log_call(["rm", "-fR", os.path.join(containerDir, "vsys")])
+ logger.log_call(["/etc/init.d/vsys", "restart", ])
+
# Remove rootfs of destroyed domain
command = ['btrfs', 'subvolume', 'delete', containerDir]
logger.log_call(command, timeout=60)
+ if os.path.exists(containerDir):
+ # oh no, it's still here...
+ logger.log("WARNING: failed to destroy container %s" % containerDir)
+
logger.verbose('sliver_libvirt: %s destroyed.'%name)