import logger
import subprocess
import os
+import os.path
import libvirt
import sys
import shutil
libvirt.VIR_DOMAIN_CRASHED: 'crashed',
}
+REF_IMG_BASE_DIR = '/vservers/.lvref'
+CON_BASE_DIR = '/vservers'
+
class Sliver_LV(accounts.Account):
"""This class wraps LibVirt commands"""
def create(name, rec = None):
''' Create dirs, copy fs image, lxc_create '''
logger.verbose ('sliver_libvirt: %s create'%(name))
- dir = '/vservers/%s'%(name)
# Template for libvirt sliver configuration
- template = Template(open('/vservers/.lvref/config_template.xml').read())
- config = template.substitute(name=name)
+ try:
+ with open('/vservers/.lvref/config_template.xml') as f:
+ template = Template(f.read())
+ config = template.substitute(name=name)
+ except IOError:
+ logger.log('Cannot find XML template file')
+ return
- lxc_log = '%s/log'%(dir)
-
# Get the type of image from vref myplc tags specified as:
# pldistro = lxc
# fcdistro = squeeze
# arch x86_64
vref = rec['vref']
if vref is None:
- logger.log("sliver_libvirt: %s: WARNING - no vref attached defaults to lxc-debian"%(name))
+ logger.log('sliver_libvirt: %s: WARNING - no vref attached defaults to lxc-debian' % (name))
vref = "lxc-squeeze-x86_64"
+ refImgDir = os.path.join(REF_IMG_BASE_DIR, vref)
+ containerDir = os.path.join(CON_BASE_DIR, name)
+
# check the template exists -- there's probably a better way..
- if not os.path.isdir ("/vservers/.lvref/%s"%vref):
- logger.log ("sliver_libvirt: %s: ERROR Could not create sliver - reference image %s not found"%(name,vref))
+ if not os.path.isdir(refImgDir):
+ logger.log('sliver_libvirt: %s: ERROR Could not create sliver - reference image %s not found' % (name,vref))
return
-
+
# Copy the reference image fs
# shutil.copytree("/vservers/.lvref/%s"%vref, "/vservers/%s"%name, symlinks=True)
- command = ['cp', '-r', '/vservers/.lvref/%s'%vref, '/vservers/%s'%name]
+ command = ['cp', '-r', refImgDir, containerDir]
logger.log_call(command, timeout=15*60)
# Set hostname
- file('/vservers/%s/etc/hostname' % name, 'w').write(name)
-
+ with open(os.path.join(containerDir, 'etc/hostname'), 'w') as f:
+ print >>f, name
+
# Add unix account
command = ['/usr/sbin/useradd', '-s', '/bin/sh', name]
logger.log_call(command, timeout=15*60)