start-vm-with-console.py

#!/usr/bin/env python

import sys, os, subprocess
import XenAPI, inventory, xmlrpclib

xenconsole = "/usr/lib/xen/bin/xenconsole"

def attach_console(session, uuid):
    vmref = session.xenapi.VM.get_by_uuid(uuid)
    try:
      session.xenapi.VM.start(vmref, True, True)
    except:
      print "Unable to start VM, is it already running?"
      return 1
    domid="-1"
    while domid=="-1":
      domid=session.xenapi.VM.get_domid(vmref)
    args = [ xenconsole, domid ]
    proc = subprocess.Popen(args,close_fds=False)
    try:
      session.xenapi.VM.unpause(vmref)
    except:
      print "Unable to unpause VM"
      return 1
    proc.wait ()
    sys.stdout.flush ()
    sys.stderr.flush ()

if  __name__ == "__main__":
    session = XenAPI.xapi_local()
    try:
      session.xenapi.login_with_password("root", "")        
    except:
      print "Unable to connect to xapi"
      sys.exit(1)
    uuid="6720667c-5666-d425-9600-3ab6db6bd7a4"
    try:
      attach_console(session, uuid)
    finally:
      session.xenapi.logout()