def create_default_controller(slice_obj, controller_sys):
"""创建默认控制器
"""
if slice_obj:
island = slice_obj.get_island()
try:
vm, ip = create_vm_for_controller(island_obj=island,
slice_obj=slice_obj,
image_name=controller_sys)
except Exception, ex:
raise DbError(ex.message)
try:
controller = Controller(name=controller_sys,
port=6633,
island=island)
controller.ip = ip
controller.host = vm
controller.save()
return controller
except Exception:
if vm:
try:
vm.delete()
except:
pass
raise DbError("数据库异常！")
def slice_add_controller(slice_obj, controller):
"""slice添加控制器
"""
LOG.debug('slice_add_controller')
if slice_obj and controller:
if controller.is_used():
raise ControllerUsedError('控制器已经被使用！')
try:
if not slice_obj.get_controller():
slice_obj.add_resource(controller)
except Exception:
raise DbError("数据库异常")
else:
raise DbError("数据库异常")
def create_user_defined_controller(slice_obj, controller_ip, controller_port):
"""创建用户自定义控制器记录
"""
if slice_obj:
try:
controller = Controller(name='user_define',
ip=controller_ip,
port=int(controller_port),
island=slice_obj.get_island())
controller.save()
return controller
except Exception:
raise DbError("数据库异常")
else:
raise DbError("数据库异常")
def create_default_controller(slice_obj, controller_sys):
"""创建默认控制器
"""
if slice_obj:
try:
#调用控制器创建接口
#controller = Controller(
#name=controller_sys,
#ip='192.168.8.9',
#port=7687,
#http_port=0,
#state=1,
#island=slice_obj.get_island())
island = slice_obj.get_island()
#先创建虚拟机然后再创建controller
vm, ip = create_vm_for_controller(island_obj=island,
slice_obj=slice_obj,
image_name=controller_sys)
controller = Controller(name=controller_sys,
port=6633,
http_port=0,
state=1,
island=island)
controller.ip = ip
controller.host = vm
controller.save()
return controller
except Exception, ex:
#transaction.rollback()
import traceback
print traceback.print_exc()
raise DbError("创建控制器失败！")
def slice_add_controller(slice_obj, controller):
"""slice添加控制器
"""
LOG.debug('slice_add_controller')
if slice_obj and controller:
if controller.is_used():
raise ControllerUsedError('控制器已经被使用！')
if not slice_obj.get_controller():
try:
slice_obj.add_resource(controller)
except Exception, ex:
transaction.rollback()
raise DbError(ex)
def create_user_defined_controller(slice_obj, controller_ip, controller_port):
"""创建用户自定义控制器记录
"""
if slice_obj:
try:
controller = Controller(name='user_define',
ip=controller_ip,
port=int(controller_port),
http_port=0,
state=1,
island=slice_obj.get_island())
controller.save()
return controller
except Exception, ex:
transaction.rollback()
raise DbError(ex)
def create_controller(slice_obj, controller_info):
"""创建控制器
"""
if slice_obj:
try:
if controller_info['controller_type'] == 'default_create':
controller = create_default_controller(
slice_obj, controller_info['controller_sys'])
else:
controller = create_user_defined_controller(
slice_obj, controller_info['controller_ip'],
controller_info['controller_port'])
return controller
except Exception:
raise
else:
raise DbError("数据库异常")
def slice_change_controller(slice_obj, controller_info):
"""slice更改控制器
"""
LOG.debug('slice_change_controller')
if slice_obj:
try:
haved_controller = slice_obj.get_controller()
if controller_info['controller_type'] == 'default_create':
if haved_controller.name == controller_info['controller_sys']:
if haved_controller.host.state != 9:
return
else:
if haved_controller.name == 'user_define' and\
haved_controller.ip == controller_info['controller_ip'] and\
haved_controller.port == int(controller_info['controller_port']):
return
slice_obj.remove_resource(haved_controller)
controller = None
controller = create_add_controller(slice_obj, controller_info)
flowvisor_update_sice_controller(slice_obj.get_flowvisor(),
slice_obj.name, controller.ip,
controller.port)
except:
print 'c5'
try:
print 'c7'
if controller:
delete_controller(controller)
print 'c8'
slice_obj.add_resource(haved_controller)
print 'c9'
except:
print 'c10'
pass
raise
else:
try:
delete_controller(haved_controller)
except:
pass
else:
raise DbError("数据库异常")
def slice_change_controller(slice_obj, controller_info):
"""slice更改控制器
"""
LOG.debug('slice_change_controller')
try:
haved_controller = slice_obj.get_controller()
if controller_info['controller_type'] == 'default_create':
if haved_controller.name == controller_info['controller_sys']:
if haved_controller.host.state != 9:
transaction.commit()
return
else:
if haved_controller.name == 'user_define' and\
haved_controller.ip == controller_info['controller_ip'] and\
haved_controller.port == int(controller_info['controller_port']):
transaction.commit()
return
controller_n = create_controller(slice_obj, controller_info)
except Exception:
transaction.rollback()
raise
else:
transaction.commit()
try:
slice_obj.remove_resource(haved_controller)
slice_add_controller(slice_obj, controller_n)
flowvisor_update_sice_controller(slice_obj.get_flowvisor(),
slice_obj.id, controller_n.ip,
controller_n.port)
except Exception, ex:
transaction.rollback()
try:
delete_controller(controller_n, True)
except:
pass
transaction.commit()
raise DbError(ex.message)
if slice_obj:
try:
if controller_info['controller_type'] == 'default_create':
controller = create_default_controller(
slice_obj, controller_info['controller_sys'])
else:
controller = create_user_defined_controller(
slice_obj, controller_info['controller_ip'],
controller_info['controller_port'])
slice_add_controller(slice_obj, controller)
return controller
except Exception, ex:
transaction.rollback()
raise
else:
raise DbError("数据库异常")
@transaction.commit_on_success
def slice_add_controller(slice_obj, controller):
"""slice添加控制器
"""
LOG.debug('slice_add_controller')
if slice_obj and controller:
if controller.is_used():
raise ControllerUsedError('控制器已经被使用！')
if not slice_obj.get_controller():
try:
slice_obj.add_resource(controller)
except Exception, ex:
transaction.rollback()