def r_update(uuid):
args_rules = [Rules.UUID.value]
if 'remark' in request.json:
args_rules.append(Rules.REMARK.value)
if args_rules.__len__() < 2:
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
return ret
request.json['uuid'] = uuid
try:
ji.Check.previewing(args_rules, request.json)
disk = Disk()
disk.uuid = uuid
disk.get_by('uuid')
disk.remark = request.json.get('remark', disk.remark)
disk.update()
disk.get()
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
ret['data'] = disk.__dict__
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def r_resize(uuid, size):
args_rules = [
Rules.UUID.value,
Rules.DISK_SIZE_STR.value
]
try:
ji.Check.previewing(args_rules, {'uuid': uuid, 'size': size})
disk = Disk()
disk.uuid = uuid
disk.get_by('uuid')
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
if disk.size >= int(size):
ret['state'] = ji.Common.exchange_state(41257)
return ret
config = Config()
config.id = 1
config.get()
disk.size = int(size)
disk.quota(config=config)
# 将在事件返回层(models/event_processor.py:224 附近)，更新数据库中 disk 对象
message = {
'_object': 'disk',
'action': 'resize',
'uuid': disk.uuid,
'guest_uuid': disk.guest_uuid,
'storage_mode': config.storage_mode,
'size': disk.size,
'dfs_volume': config.dfs_volume,
'node_id': disk.node_id,
'image_path': disk.path,
'disks': [disk.__dict__],
'passback_parameters': {'size': disk.size}
}
if config.storage_mode in [StorageMode.shared_mount.value, StorageMode.ceph.value,
StorageMode.glusterfs.value]:
message['node_id'] = Host.get_lightest_host()['node_id']
if disk.guest_uuid.__len__() == 36:
message['device_node'] = dev_table[disk.sequence]
Utils.emit_instruction(message=json.dumps(message, ensure_ascii=False))
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def r_detach_disk(disk_uuid):
args_rules = [Rules.DISK_UUID.value]
try:
ji.Check.previewing(args_rules, {'disk_uuid': disk_uuid})
disk = Disk()
disk.uuid = disk_uuid
disk.get_by('uuid')
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
if disk.state != DiskState.mounted.value or disk.sequence == 0:
# 表示未被任何实例使用，已被分离
# 序列为 0 的表示实例系统盘，系统盘不可以被分离
# TODO: 系统盘单独范围其它状态
return ret
guest = Guest()
guest.uuid = disk.guest_uuid
guest.get_by('uuid')
# 判断 Guest 是否处于可用状态
if guest.status in (status.GuestState.no_state.value,
status.GuestState.dirty.value):
ret['state'] = ji.Common.exchange_state(41259)
return ret
config = Config()
config.id = 1
config.get()
guest_xml = GuestXML(guest=guest, disk=disk, config=config)
message = {
'_object': 'guest',
'action': 'detach_disk',
'uuid': disk.guest_uuid,
'node_id': guest.node_id,
'xml': guest_xml.get_disk(),
'passback_parameters': {
'disk_uuid': disk.uuid
}
}
Utils.emit_instruction(message=json.dumps(message))
disk.state = DiskState.unloading.value
disk.update()
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def r_delete(uuids):
args_rules = [
Rules.UUIDS.value
]
try:
ji.Check.previewing(args_rules, {'uuids': uuids})
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
disk = Disk()
# 检测所指定的 UUDIs 磁盘都存在
for uuid in uuids.split(','):
disk.uuid = uuid
disk.get_by('uuid')
# 判断磁盘是否与虚拟机处于离状态
if disk.state not in [DiskState.idle.value, DiskState.dirty.value]:
ret['state'] = ji.Common.exchange_state(41256)
return ret
config = Config()
config.id = 1
config.get()
# 执行删除操作
for uuid in uuids.split(','):
disk.uuid = uuid
disk.get_by('uuid')
message = {
'_object': 'disk',
'action': 'delete',
'uuid': disk.uuid,
'storage_mode': config.storage_mode,
'dfs_volume': config.dfs_volume,
'node_id': disk.node_id,
'image_path': disk.path
}
if config.storage_mode in [StorageMode.shared_mount.value, StorageMode.ceph.value,
StorageMode.glusterfs.value]:
message['node_id'] = Host.get_lightest_host()['node_id']
Utils.emit_instruction(message=json.dumps(message, ensure_ascii=False))
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def r_delete(uuids):
args_rules = [
Rules.UUIDS.value
]
# TODO: 加入是否删除使用的数据磁盘开关，如果为True，则顺便删除使用的磁盘。否则解除该磁盘被使用的状态。
try:
ji.Check.previewing(args_rules, {'uuids': uuids})
guest = Guest()
# 检测所指定的 UUDIs 实例都存在
for uuid in uuids.split(','):
guest.uuid = uuid
guest.get_by('uuid')
config = Config()
config.id = 1
config.get()
# 执行删除操作
for uuid in uuids.split(','):
guest.uuid = uuid
guest.get_by('uuid')
message = {
'_object': 'guest',
'action': 'delete',
'uuid': uuid,
'storage_mode': config.storage_mode,
'dfs_volume': config.dfs_volume,
'node_id': guest.node_id
}
Utils.emit_instruction(message=json.dumps(message))
# 删除创建失败的 Guest
if guest.status == status.GuestState.dirty.value:
disk = Disk()
disk.uuid = guest.uuid
disk.get_by('uuid')
if disk.state == status.DiskState.pending.value:
disk.delete()
guest.delete()
SSHKeyGuestMapping.delete_by_filter(filter_str=':'.join(['guest_uuid', 'eq', guest.uuid]))
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def r_delete(uuids):
args_rules = [Rules.UUIDS.value]
try:
ji.Check.previewing(args_rules, {'uuids': uuids})
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
disk = Disk()
# 检测所指定的 UUDIs 磁盘都存在
for uuid in uuids.split(','):
disk.uuid = uuid
disk.get_by('uuid')
if disk.state != DiskState.idle.value:
ret['state'] = ji.Common.exchange_state(41256)
return ret
config = Config()
config.id = 1
config.get()
# 执行删除操作
for uuid in uuids.split(','):
disk.uuid = uuid
disk.get_by('uuid')
message = {
'_object': 'disk',
'action': 'delete',
'uuid': disk.uuid,
'storage_mode': config.storage_mode,
'dfs_volume': config.dfs_volume,
'hostname': disk.on_host,
'image_path': disk.path
}
if disk.on_host == 'shared_storage':
message['hostname'] = Guest.get_lightest_host()['hostname']
Guest.emit_instruction(
message=json.dumps(message, ensure_ascii=False))
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def r_resize(uuid, size):
args_rules = [Rules.UUID.value, Rules.DISK_SIZE_STR.value]
try:
ji.Check.previewing(args_rules, {'uuid': uuid, 'size': size})
disk = Disk()
disk.uuid = uuid
disk.get_by('uuid')
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
if disk.size >= size:
ret['state'] = ji.Common.exchange_state(41257)
return ret
config = Config()
config.id = 1
config.get()
message = {
'_object': 'disk',
'action': 'resize',
'uuid': disk.uuid,
'guest_uuid': disk.guest_uuid,
'storage_mode': config.storage_mode,
'size': int(size),
'dfs_volume': config.dfs_volume,
'hostname': disk.on_host,
'image_path': disk.path,
'passback_parameters': {
'size': size
}
}
if disk.on_host == 'shared_storage':
message['hostname'] = Guest.get_lightest_host()['hostname']
if disk.guest_uuid.__len__() == 36:
message['device_node'] = dev_table[disk.sequence]
Guest.emit_instruction(message=json.dumps(message, ensure_ascii=False))
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def disk_list():
try:
output = subprocess.check_output([grgrant_prog, grdisk_prog, 'list'],
universal_newlines=True)
lines = output.split(os.linesep)
disks = []
for line in lines:
fields = line.split(' ')
if len(fields) < 8:
return disks
if not fields[1].startswith('disk') or fields[0] in _exclude_slot:
continue
slot = get_slot(fields[0])
disk = Disk(id=fields[3],
device=fields[2],
name=fields[5],
slot=slot)
disk.capacity = fields[6]
disks.append(disk)
return disks
except subprocess.CalledProcessError as e:
logging.exception(e)
pass
def r_create():
args_rules = [
Rules.CPU.value,
Rules.MEMORY.value,
Rules.BANDWIDTH.value,
Rules.BANDWIDTH_UNIT.value,
Rules.OS_TEMPLATE_IMAGE_ID.value,
Rules.QUANTITY.value,
Rules.REMARK.value,
Rules.PASSWORD.value,
Rules.LEASE_TERM.value
]
if 'node_id' in request.json:
args_rules.append(
Rules.NODE_ID.value
)
if 'ssh_keys_id' in request.json:
args_rules.append(
Rules.SSH_KEYS_ID.value
)
try:
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
ji.Check.previewing(args_rules, request.json)
config = Config()
config.id = 1
config.get()
os_template_image = OSTemplateImage()
os_template_profile = OSTemplateProfile()
os_template_image.id = request.json.get('os_template_image_id')
if not os_template_image.exist():
ret['state'] = ji.Common.exchange_state(40450)
ret['state']['sub']['zh-cn'] = ''.join([ret['state']['sub']['zh-cn'], ': ', os_template_image.id.__str__()])
return ret
os_template_image.get()
os_template_profile.id = os_template_image.os_template_profile_id
os_template_profile.get()
os_template_initialize_operates, os_template_initialize_operates_count = \
OSTemplateInitializeOperate.get_by_filter(
filter_str='os_template_initialize_operate_set_id:eq:' +
os_template_profile.os_template_initialize_operate_set_id.__str__())
if db.r.scard(app.config['ip_available_set']) < 1:
ret['state'] = ji.Common.exchange_state(50350)
return ret
node_id = request.json.get('node_id', None)
# 默认只取可随机分配虚拟机的 hosts
available_hosts = Host.get_available_hosts(nonrandom=False)
# 当指定了 host 时，取全部活着的 hosts
if node_id is not None:
available_hosts = Host.get_available_hosts(nonrandom=None)
if available_hosts.__len__() == 0:
ret['state'] = ji.Common.exchange_state(50351)
return ret
available_hosts_mapping_by_node_id = dict()
for host in available_hosts:
if host['node_id'] not in available_hosts_mapping_by_node_id:
available_hosts_mapping_by_node_id[host['node_id']] = host
if node_id is not None and node_id not in available_hosts_mapping_by_node_id:
ret['state'] = ji.Common.exchange_state(50351)
return ret
ssh_keys_id = request.json.get('ssh_keys_id', list())
ssh_keys = list()
ssh_key_guest_mapping = SSHKeyGuestMapping()
if ssh_keys_id.__len__() > 0:
rows, _ = SSHKey.get_by_filter(
filter_str=':'.join(['id', 'in', ','.join(_id.__str__() for _id in ssh_keys_id)]))
for row in rows:
ssh_keys.append(row['public_key'])
bandwidth = request.json.get('bandwidth')
bandwidth_unit = request.json.get('bandwidth_unit')
if bandwidth_unit == 'k':
bandwidth = bandwidth * 1000
elif bandwidth_unit == 'm':
bandwidth = bandwidth * 1000 ** 2
elif bandwidth_unit == 'g':
bandwidth = bandwidth * 1000 ** 3
else:
ret = dict()
ret['state'] = ji.Common.exchange_state(41203)
raise ji.PreviewingError(json.dumps(ret, ensure_ascii=False))
# http://man7.org/linux/man-pages/man8/tc.8.html
# 如果带宽大于 tc 所控最大速率，则置其为无限带宽
# 34359738360 等于 tc 最大可控字节速率，换算出的比特位
if bandwidth > 34359738360:
bandwidth = 0
quantity = request.json.get('quantity')
while quantity:
quantity -= 1
guest = Guest()
guest.uuid = uuid4().__str__()
guest.cpu = request.json.get('cpu')
# 虚拟机内存单位，模板生成方法中已置其为GiB
guest.memory = request.json.get('memory')
guest.bandwidth = bandwidth
guest.os_template_image_id = request.json.get('os_template_image_id')
guest.label = ji.Common.generate_random_code(length=8)
guest.remark = request.json.get('remark', '')
guest.password = request.json.get('password')
if guest.password is None or guest.password.__len__() < 1:
guest.password = ji.Common.generate_random_code(length=16)
guest.ip = db.r.spop(app.config['ip_available_set'])
db.r.sadd(app.config['ip_used_set'], guest.ip)
guest.network = config.vm_network
guest.manage_network = config.vm_manage_network
guest.vnc_port = db.r.spop(app.config['vnc_port_available_set'])
db.r.sadd(app.config['vnc_port_used_set'], guest.vnc_port)
guest.vnc_password = ji.Common.generate_random_code(length=16)
disk = Disk()
disk.uuid = guest.uuid
disk.remark = guest.label.__str__() + '_SystemImage'
disk.format = 'qcow2'
disk.sequence = 0
disk.size = 0
disk.path = config.storage_path + '/' + disk.uuid + '.' + disk.format
disk.guest_uuid = ''
# disk.node_id 由 guest 事件处理机更新。涉及迁移时，其所属 node_id 会变更。参见 @models/event_processory.py:111 附近。
disk.node_id = 0
disk.quota(config=config)
disk.create()
if node_id is None:
# 在可用计算节点中平均分配任务
chosen_host = available_hosts[quantity % available_hosts.__len__()]
else:
chosen_host = available_hosts_mapping_by_node_id[node_id]
guest.node_id = chosen_host['node_id']
guest_xml = GuestXML(host=chosen_host, guest=guest, disk=disk, config=config,
os_type=os_template_profile.os_type)
guest.xml = guest_xml.get_domain()
guest.node_id = int(guest.node_id)
guest.create()
ssh_key_guest_mapping.guest_uuid = guest.uuid
if ssh_keys_id.__len__() > 0:
for ssh_key_id in ssh_keys_id:
ssh_key_guest_mapping.ssh_key_id = ssh_key_id
ssh_key_guest_mapping.create()
# 替换占位符为有效内容
_os_template_initialize_operates = copy.deepcopy(os_template_initialize_operates)
for k, v in enumerate(_os_template_initialize_operates):
_os_template_initialize_operates[k]['content'] = v['content'].replace('{IP}', guest.ip).\
replace('{HOSTNAME}', guest.label). \
replace('{PASSWORD}', guest.password). \
replace('{NETMASK}', config.netmask).\
replace('{GATEWAY}', config.gateway).\
replace('{DNS1}', config.dns1).\
replace('{DNS2}', config.dns2). \
replace('{SSH-KEY}', '\n'.join(ssh_keys))
_os_template_initialize_operates[k]['command'] = v['command'].replace('{IP}', guest.ip). \
replace('{HOSTNAME}', guest.label). \
replace('{PASSWORD}', guest.password). \
replace('{NETMASK}', config.netmask). \
replace('{GATEWAY}', config.gateway). \
replace('{DNS1}', config.dns1). \
replace('{DNS2}', config.dns2). \
replace('{SSH-KEY}', '\n'.join(ssh_keys))
message = {
'_object': 'guest',
'action': 'create',
'uuid': guest.uuid,
'storage_mode': config.storage_mode,
'dfs_volume': config.dfs_volume,
'node_id': guest.node_id,
'name': guest.label,
'template_path': os_template_image.path,
'os_type': os_template_profile.os_type,
'disks': [disk.__dict__],
'xml': guest_xml.get_domain(),
'os_template_initialize_operates': _os_template_initialize_operates,
'passback_parameters': {}
}
Utils.emit_instruction(message=json.dumps(message, ensure_ascii=False))
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
class EventProcessor(object):
message = None
log = Log()
guest = Guest()
guest_migrate_info = GuestMigrateInfo()
disk = Disk()
config = Config()
cpu_memory = CPUMemory()
traffic = Traffic()
disk_io = DiskIO()
host_cpu_memory = HostCPUMemory()
host_traffic = HostTraffic()
host_disk_usage_io = HostDiskUsageIO()
@classmethod
def log_processor(cls):
cls.log.set(type=cls.message['type'],
timestamp=cls.message['timestamp'],
host=cls.message['host'],
message=cls.message['message'],
full_message='' if cls.message['message'].__len__() < 255
else cls.message['message'])
cls.log.create()
@classmethod
def guest_event_processor(cls):
cls.guest.uuid = cls.message['message']['uuid']
cls.guest.get_by('uuid')
cls.guest.on_host = cls.message['host']
last_status = cls.guest.status
cls.guest.status = cls.message['type']
if cls.message['type'] == GuestState.update.value:
# 更新事件不改变 Guest 的状态
cls.guest.status = last_status
cls.guest.xml = cls.message['message']['xml']
elif cls.guest.status == GuestState.migrating.value:
try:
cls.guest_migrate_info.uuid = cls.guest.uuid
cls.guest_migrate_info.get_by('uuid')
cls.guest_migrate_info.type = cls.message['message'][
'migrating_info']['type']
cls.guest_migrate_info.time_elapsed = cls.message['message'][
'migrating_info']['time_elapsed']
cls.guest_migrate_info.time_remaining = cls.message['message'][
'migrating_info']['time_remaining']
cls.guest_migrate_info.data_total = cls.message['message'][
'migrating_info']['data_total']
cls.guest_migrate_info.data_processed = cls.message['message'][
'migrating_info']['data_processed']
cls.guest_migrate_info.data_remaining = cls.message['message'][
'migrating_info']['data_remaining']
cls.guest_migrate_info.mem_total = cls.message['message'][
'migrating_info']['mem_total']
cls.guest_migrate_info.mem_processed = cls.message['message'][
'migrating_info']['mem_processed']
cls.guest_migrate_info.mem_remaining = cls.message['message'][
'migrating_info']['mem_remaining']
cls.guest_migrate_info.file_total = cls.message['message'][
'migrating_info']['file_total']
cls.guest_migrate_info.file_processed = cls.message['message'][
'migrating_info']['file_processed']
cls.guest_migrate_info.file_remaining = cls.message['message'][
'migrating_info']['file_remaining']
cls.guest_migrate_info.update()
except ji.PreviewingError as e:
ret = json.loads(e.message)
if ret['state']['code'] == '404':
cls.guest_migrate_info.type = cls.message['message'][
'migrating_info']['type']
cls.guest_migrate_info.time_elapsed = cls.message[
'message']['migrating_info']['time_elapsed']
cls.guest_migrate_info.time_remaining = cls.message[
'message']['migrating_info']['time_remaining']
cls.guest_migrate_info.data_total = cls.message['message'][
'migrating_info']['data_total']
cls.guest_migrate_info.data_processed = cls.message[
'message']['migrating_info']['data_processed']
cls.guest_migrate_info.data_remaining = cls.message[
'message']['migrating_info']['data_remaining']
cls.guest_migrate_info.mem_total = cls.message['message'][
'migrating_info']['mem_total']
cls.guest_migrate_info.mem_processed = cls.message[
'message']['migrating_info']['mem_processed']
cls.guest_migrate_info.mem_remaining = cls.message[
'message']['migrating_info']['mem_remaining']
cls.guest_migrate_info.file_total = cls.message['message'][
'migrating_info']['file_total']
cls.guest_migrate_info.file_processed = cls.message[
'message']['migrating_info']['file_processed']
cls.guest_migrate_info.file_remaining = cls.message[
'message']['migrating_info']['file_remaining']
cls.guest_migrate_info.create()
elif cls.guest.status == GuestState.creating.value:
cls.guest.progress = cls.message['message']['progress']
cls.guest.update()
# 限定特殊情况下更新磁盘所属 Guest，避免迁移、创建时频繁被无意义的更新
if cls.guest.status in [
GuestState.running.value, GuestState.shutoff.value
]:
cls.disk.update_by_filter({'on_host': cls.guest.on_host},
filter_str='guest_uuid:eq:' +
cls.guest.uuid)
@classmethod
def host_event_processor(cls):
key = cls.message['message']['node_id']
value = {
'hostname': cls.message['host'],
'cpu': cls.message['message']['cpu'],
'system_load': cls.message['message']['system_load'],
'memory': cls.message['message']['memory'],
'memory_available': cls.message['message']['memory_available'],
'interfaces': cls.message['message']['interfaces'],
'disks': cls.message['message']['disks'],
'boot_time': cls.message['message']['boot_time'],
'timestamp': ji.Common.ts()
}
db.r.hset(app.config['hosts_info'],
key=key,
value=json.dumps(value, ensure_ascii=False))
@classmethod
def response_processor(cls):
_object = cls.message['message']['_object']
action = cls.message['message']['action']
uuid = cls.message['message']['uuid']
state = cls.message['type']
data = cls.message['message']['data']
hostname = cls.message['host']
if _object == 'guest':
if action == 'create':
if state == ResponseState.success.value:
# 系统盘的 UUID 与其 Guest 的 UUID 相同
cls.disk.uuid = uuid
cls.disk.get_by('uuid')
cls.disk.guest_uuid = uuid
cls.disk.state = DiskState.mounted.value
# disk_info['virtual-size'] 的单位为Byte，需要除以 1024 的 3 次方，换算成单位为 GB 的值
cls.disk.size = data['disk_info']['virtual-size'] / (1024**
3)
cls.disk.update()
else:
cls.guest.uuid = uuid
cls.guest.get_by('uuid')
cls.guest.status = GuestState.dirty.value
cls.guest.update()
elif action == 'migrate':
pass
elif action == 'delete':
if state == ResponseState.success.value:
cls.config.id = 1
cls.config.get()
cls.guest.uuid = uuid
cls.guest.get_by('uuid')
if IP(cls.config.start_ip).int() <= IP(
cls.guest.ip).int() <= IP(cls.config.end_ip).int():
if db.r.srem(app.config['ip_used_set'], cls.guest.ip):
db.r.sadd(app.config['ip_available_set'],
cls.guest.ip)
if (cls.guest.vnc_port - cls.config.start_vnc_port) <= \
(IP(cls.config.end_ip).int() - IP(cls.config.start_ip).int()):
if db.r.srem(app.config['vnc_port_used_set'],
cls.guest.vnc_port):
db.r.sadd(app.config['vnc_port_available_set'],
cls.guest.vnc_port)
cls.guest.delete()
# TODO: 加入是否删除使用的数据磁盘开关，如果为True，则顺便删除使用的磁盘。否则解除该磁盘被使用的状态。
cls.disk.uuid = uuid
cls.disk.get_by('uuid')
cls.disk.delete()
cls.disk.update_by_filter(
{
'guest_uuid': '',
'sequence': -1,
'state': DiskState.idle.value
},
filter_str='guest_uuid:eq:' + cls.guest.uuid)
elif action == 'attach_disk':
cls.disk.uuid = cls.message['message']['passback_parameters'][
'disk_uuid']
cls.disk.get_by('uuid')
if state == ResponseState.success.value:
cls.disk.guest_uuid = uuid
cls.disk.sequence = cls.message['message'][
'passback_parameters']['sequence']
cls.disk.state = DiskState.mounted.value
cls.disk.update()
elif action == 'detach_disk':
cls.disk.uuid = cls.message['message']['passback_parameters'][
'disk_uuid']
cls.disk.get_by('uuid')
if state == ResponseState.success.value:
cls.disk.guest_uuid = ''
cls.disk.sequence = -1
cls.disk.state = DiskState.idle.value
cls.disk.update()
elif action == 'boot':
boot_jobs_id = cls.message['message']['passback_parameters'][
'boot_jobs_id']
if state == ResponseState.success.value:
cls.guest.uuid = uuid
cls.guest.delete_boot_jobs(boot_jobs_id=boot_jobs_id)
elif _object == 'disk':
if action == 'create':
cls.disk.uuid = uuid
cls.disk.get_by('uuid')
cls.disk.on_host = hostname
if state == ResponseState.success.value:
cls.disk.state = DiskState.idle.value
else:
cls.disk.state = DiskState.dirty.value
cls.disk.update()
elif action == 'resize':
if state == ResponseState.success.value:
cls.disk.uuid = uuid
cls.disk.get_by('uuid')
cls.disk.size = cls.message['message'][
'passback_parameters']['size']
cls.disk.update()
elif action == 'delete':
cls.disk.uuid = uuid
cls.disk.get_by('uuid')
cls.disk.delete()
else:
pass
@classmethod
def collection_performance_processor(cls):
data_kind = cls.message['type']
timestamp = ji.Common.ts()
timestamp -= (timestamp % 60)
data = cls.message['message']['data']
if data_kind == CollectionPerformanceDataKind.cpu_memory.value:
for item in data:
cls.cpu_memory.guest_uuid = item['guest_uuid']
cls.cpu_memory.cpu_load = item['cpu_load']
cls.cpu_memory.memory_available = item['memory_available']
cls.cpu_memory.memory_unused = item['memory_unused']
cls.cpu_memory.timestamp = timestamp
cls.cpu_memory.create()
if data_kind == CollectionPerformanceDataKind.traffic.value:
for item in data:
cls.traffic.guest_uuid = item['guest_uuid']
cls.traffic.name = item['name']
cls.traffic.rx_bytes = item['rx_bytes']
cls.traffic.rx_packets = item['rx_packets']
cls.traffic.rx_errs = item['rx_errs']
cls.traffic.rx_drop = item['rx_drop']
cls.traffic.tx_bytes = item['tx_bytes']
cls.traffic.tx_packets = item['tx_packets']
cls.traffic.tx_errs = item['tx_errs']
cls.traffic.tx_drop = item['tx_drop']
cls.traffic.timestamp = timestamp
cls.traffic.create()
if data_kind == CollectionPerformanceDataKind.disk_io.value:
for item in data:
cls.disk_io.disk_uuid = item['disk_uuid']
cls.disk_io.rd_req = item['rd_req']
cls.disk_io.rd_bytes = item['rd_bytes']
cls.disk_io.wr_req = item['wr_req']
cls.disk_io.wr_bytes = item['wr_bytes']
cls.disk_io.timestamp = timestamp
cls.disk_io.create()
else:
pass
@classmethod
def host_collection_performance_processor(cls):
data_kind = cls.message['type']
timestamp = ji.Common.ts()
timestamp -= (timestamp % 60)
data = cls.message['message']['data']
if data_kind == HostCollectionPerformanceDataKind.cpu_memory.value:
cls.host_cpu_memory.node_id = data['node_id']
cls.host_cpu_memory.cpu_load = data['cpu_load']
cls.host_cpu_memory.memory_available = data['memory_available']
cls.host_cpu_memory.timestamp = timestamp
cls.host_cpu_memory.create()
if data_kind == HostCollectionPerformanceDataKind.traffic.value:
for item in data:
cls.host_traffic.node_id = item['node_id']
cls.host_traffic.name = item['name']
cls.host_traffic.rx_bytes = item['rx_bytes']
cls.host_traffic.rx_packets = item['rx_packets']
cls.host_traffic.rx_errs = item['rx_errs']
cls.host_traffic.rx_drop = item['rx_drop']
cls.host_traffic.tx_bytes = item['tx_bytes']
cls.host_traffic.tx_packets = item['tx_packets']
cls.host_traffic.tx_errs = item['tx_errs']
cls.host_traffic.tx_drop = item['tx_drop']
cls.host_traffic.timestamp = timestamp
cls.host_traffic.create()
if data_kind == HostCollectionPerformanceDataKind.disk_usage_io.value:
for item in data:
cls.host_disk_usage_io.node_id = item['node_id']
cls.host_disk_usage_io.mountpoint = item['mountpoint']
cls.host_disk_usage_io.used = item['used']
cls.host_disk_usage_io.rd_req = item['rd_req']
cls.host_disk_usage_io.rd_bytes = item['rd_bytes']
cls.host_disk_usage_io.wr_req = item['wr_req']
cls.host_disk_usage_io.wr_bytes = item['wr_bytes']
cls.host_disk_usage_io.timestamp = timestamp
cls.host_disk_usage_io.create()
else:
pass
@classmethod
def launch(cls):
logger.info(msg='Thread EventProcessor is launched.')
while True:
if Utils.exit_flag:
msg = 'Thread EventProcessor say bye-bye'
print msg
logger.info(msg=msg)
return
try:
report = db.r.lpop(app.config['upstream_queue'])
if report is None:
time.sleep(1)
continue
cls.message = json.loads(report)
if cls.message['kind'] == EmitKind.log.value:
cls.log_processor()
elif cls.message['kind'] == EmitKind.guest_event.value:
cls.guest_event_processor()
elif cls.message['kind'] == EmitKind.host_event.value:
cls.host_event_processor()
elif cls.message['kind'] == EmitKind.response.value:
cls.response_processor()
elif cls.message[
'kind'] == EmitKind.collection_performance.value:
cls.collection_performance_processor()
elif cls.message[
'kind'] == EmitKind.host_collection_performance.value:
cls.host_collection_performance_processor()
else:
pass
except Exception as e:
logger.error(traceback.format_exc())
def r_create():
args_rules = [
Rules.CPU.value, Rules.MEMORY.value, Rules.OS_TEMPLATE_ID.value,
Rules.QUANTITY.value, Rules.REMARK.value, Rules.PASSWORD.value,
Rules.LEASE_TERM.value
]
if 'node_id' in request.json:
args_rules.append(Rules.NODE_ID.value, )
try:
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
ji.Check.previewing(args_rules, request.json)
config = Config()
config.id = 1
config.get()
os_template = OSTemplate()
os_template.id = request.json.get('os_template_id')
if not os_template.exist():
ret['state'] = ji.Common.exchange_state(40450)
ret['state']['sub']['zh-cn'] = ''.join(
[ret['state']['sub']['zh-cn'], ': ',
os_template.id.__str__()])
return ret
os_template.get()
# 重置密码的 boot job id 固定为 1
boot_jobs_id = [1, os_template.boot_job_id]
boot_jobs, boot_jobs_count = OperateRule.get_by_filter(
filter_str='boot_job_id:in:' + ','.join(
['{0}'.format(boot_job_id)
for boot_job_id in boot_jobs_id]).__str__())
if db.r.scard(app.config['ip_available_set']) < 1:
ret['state'] = ji.Common.exchange_state(50350)
return ret
node_id = request.json.get('node_id', None)
# 默认只取可随机分配虚拟机的 hosts
available_hosts = Host.get_available_hosts(nonrandom=False)
# 当指定了 host 时，取全部活着的 hosts
if node_id is not None:
available_hosts = Host.get_available_hosts(nonrandom=None)
if available_hosts.__len__() == 0:
ret['state'] = ji.Common.exchange_state(50351)
return ret
if node_id is not None and node_id not in [
host['node_id'] for host in available_hosts
]:
ret['state'] = ji.Common.exchange_state(50351)
return ret
quantity = request.json.get('quantity')
while quantity:
quantity -= 1
guest = Guest()
guest.uuid = uuid4().__str__()
guest.cpu = request.json.get('cpu')
# 虚拟机内存单位，模板生成方法中已置其为GiB
guest.memory = request.json.get('memory')
guest.os_template_id = request.json.get('os_template_id')
guest.label = ji.Common.generate_random_code(length=8)
guest.remark = request.json.get('remark', '')
guest.password = request.json.get('password')
if guest.password is None or guest.password.__len__() < 1:
guest.password = ji.Common.generate_random_code(length=16)
guest.ip = db.r.spop(app.config['ip_available_set'])
db.r.sadd(app.config['ip_used_set'], guest.ip)
guest.network = config.vm_network
guest.manage_network = config.vm_manage_network
guest.vnc_port = db.r.spop(app.config['vnc_port_available_set'])
db.r.sadd(app.config['vnc_port_used_set'], guest.vnc_port)
guest.vnc_password = ji.Common.generate_random_code(length=16)
disk = Disk()
disk.uuid = guest.uuid
disk.remark = guest.label.__str__() + '_SystemImage'
disk.format = 'qcow2'
disk.sequence = 0
disk.size = 0
disk.path = config.storage_path + '/' + disk.uuid + '.' + disk.format
disk.guest_uuid = ''
# disk.node_id 由 guest 事件处理机更新。涉及迁移时，其所属 node_id 会变更。参见 models/event_processory.py:111 附近。
disk.node_id = 0
disk.quota(config=config)
disk.create()
guest_xml = GuestXML(guest=guest,
disk=disk,
config=config,
os_type=os_template.os_type)
guest.xml = guest_xml.get_domain()
# 在可用计算节点中平均分配任务
chosen_host = available_hosts[quantity % available_hosts.__len__()]
guest.node_id = chosen_host['node_id']
if node_id is not None:
guest.node_id = node_id
guest.node_id = int(guest.node_id)
guest.create()
# 替换占位符为有效内容
_boot_jobs = copy.deepcopy(boot_jobs)
for k, v in enumerate(_boot_jobs):
_boot_jobs[k]['content'] = v['content'].replace('{IP}', guest.ip).\
replace('{HOSTNAME}', guest.label). \
replace('{PASSWORD}', guest.password). \
replace('{NETMASK}', config.netmask).\
replace('{GATEWAY}', config.gateway).\
replace('{DNS1}', config.dns1).\
replace('{DNS2}', config.dns2)
_boot_jobs[k]['command'] = v['command'].replace('{IP}', guest.ip). \
replace('{HOSTNAME}', guest.label). \
replace('{PASSWORD}', guest.password). \
replace('{NETMASK}', config.netmask). \
replace('{GATEWAY}', config.gateway). \
replace('{DNS1}', config.dns1). \
replace('{DNS2}', config.dns2)
message = {
'_object': 'guest',
'action': 'create',
'uuid': guest.uuid,
'storage_mode': config.storage_mode,
'dfs_volume': config.dfs_volume,
'node_id': guest.node_id,
'name': guest.label,
'template_path': os_template.path,
'os_type': os_template.os_type,
'disk': disk.__dict__,
# disk 将被废弃，由 disks 代替，暂时保留它的目的，是为了保持与 JimV-N 的兼容性
'disks': [disk.__dict__],
'xml': guest_xml.get_domain(),
'boot_jobs': _boot_jobs,
'passback_parameters': {
'boot_jobs_id': boot_jobs_id
}
}
Utils.emit_instruction(
message=json.dumps(message, ensure_ascii=False))
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def r_attach_disk(uuid, disk_uuid):
args_rules = [Rules.UUID.value, Rules.DISK_UUID.value]
try:
ji.Check.previewing(args_rules, {'uuid': uuid, 'disk_uuid': disk_uuid})
guest = Guest()
guest.uuid = uuid
guest.get_by('uuid')
disk = Disk()
disk.uuid = disk_uuid
disk.get_by('uuid')
config = Config()
config.id = 1
config.get()
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
# 判断欲挂载的磁盘是否空闲
if disk.guest_uuid.__len__() > 0 or disk.state != DiskState.idle.value:
ret['state'] = ji.Common.exchange_state(41258)
return ret
# 判断 Guest 是否处于可用状态
if guest.status in (status.GuestState.no_state.value,
status.GuestState.dirty.value):
ret['state'] = ji.Common.exchange_state(41259)
return ret
# 判断 Guest 与 磁盘是否在同一宿主机上
if config.storage_mode in [
status.StorageMode.local.value,
status.StorageMode.shared_mount.value
]:
if guest.node_id != disk.node_id:
ret['state'] = ji.Common.exchange_state(41260)
return ret
# 通过检测未被使用的序列，来确定当前磁盘在目标 Guest 身上的序列
disk.guest_uuid = guest.uuid
disks, count = disk.get_by_filter(filter_str='guest_uuid:in:' +
guest.uuid)
already_used_sequence = list()
for _disk in disks:
already_used_sequence.append(_disk['sequence'])
for sequence in range(0, dev_table.__len__()):
if sequence not in already_used_sequence:
disk.sequence = sequence
break
disk.state = DiskState.mounting.value
guest_xml = GuestXML(guest=guest, disk=disk, config=config)
message = {
'_object': 'guest',
'action': 'attach_disk',
'uuid': uuid,
'node_id': guest.node_id,
'xml': guest_xml.get_disk(),
'passback_parameters': {
'disk_uuid': disk.uuid,
'sequence': disk.sequence
},
'disks': [disk.__dict__]
}
Utils.emit_instruction(message=json.dumps(message))
disk.update()
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def r_convert_to_os_template_image(snapshot_id, disk_uuid):
args_rules = [
Rules.SNAPSHOT_ID.value,
Rules.DISK_UUID.value,
Rules.LABEL.value
]
try:
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
ji.Check.previewing(args_rules, {'snapshot_id': snapshot_id, 'disk_uuid': disk_uuid,
'label': request.json.get('label')})
rows, _ = SnapshotDiskMapping.get_by_filter(filter_str=':'.join(['snapshot_id', 'eq', snapshot_id]))
disks_uuid = list()
for row in rows:
disks_uuid.append(row['disk_uuid'])
if disk_uuid not in disks_uuid:
ret['state'] = ji.Common.exchange_state(40401)
ret['state']['sub']['zh-cn'] = ''.join([ret['state']['sub']['zh-cn'], u': 未在快照: ',
snapshot_id, u' 中找到磁盘：', disk_uuid])
return ret
config = Config()
config.id = 1
config.get()
snapshot = Snapshot()
os_template_image = OSTemplateImage()
guest = Guest()
disk = Disk()
snapshot.snapshot_id = snapshot_id
snapshot.get_by('snapshot_id')
snapshot.progress = 252
guest.uuid = snapshot.guest_uuid
guest.get_by('uuid')
disk.uuid = disk_uuid
disk.get_by('uuid')
os_template_image.id = guest.os_template_image_id
os_template_image.get()
image_name = '_'.join([snapshot.snapshot_id, disk.uuid]) + '.' + disk.format
os_template_image.id = 0
os_template_image.label = request.json.get('label')
os_template_image.path = '/'.join([os.path.dirname(os_template_image.path), image_name])
os_template_image.kind = OSTemplateImageKind.custom.value
os_template_image.progress = 0
os_template_image.create_time = ji.Common.tus()
if os_template_image.exist_by('path'):
ret['state'] = ji.Common.exchange_state(40901)
ret['state']['sub']['zh-cn'] = ''.join([ret['state']['sub']['zh-cn'], ': ', os_template_image.path])
return ret
os_template_image.create()
os_template_image.get_by('path')
message = {
'_object': 'snapshot',
'action': 'convert',
'uuid': disk.guest_uuid,
'snapshot_id': snapshot.snapshot_id,
'storage_mode': config.storage_mode,
'dfs_volume': config.dfs_volume,
'node_id': disk.node_id,
'snapshot_path': disk.path,
'template_path': os_template_image.path,
'os_template_image_id': os_template_image.id,
'passback_parameters': {'id': snapshot.snapshot_id, 'os_template_image_id': os_template_image.id}
}
Utils.emit_instruction(message=json.dumps(message, ensure_ascii=False))
snapshot.update()
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def r_create():
args_rules = [
Rules.DISK_SIZE.value, Rules.REMARK.value, Rules.DISK_ON_HOST.value,
Rules.QUANTITY.value
]
config = Config()
config.id = 1
config.get()
if config.storage_mode in [
StorageMode.shared_mount.value, StorageMode.ceph.value,
StorageMode.glusterfs.value
]:
request.json['on_host'] = 'shared_storage'
try:
ji.Check.previewing(args_rules, request.json)
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
size = request.json['size']
quantity = request.json['quantity']
on_host = request.json['on_host']
if size < 1:
ret['state'] = ji.Common.exchange_state(41255)
return ret
while quantity:
quantity -= 1
disk = Disk()
disk.guest_uuid = ''
disk.size = size
disk.uuid = uuid4().__str__()
disk.remark = request.json.get('remark', '')
disk.on_host = on_host
disk.sequence = -1
disk.format = 'qcow2'
disk.path = config.storage_path + '/' + disk.uuid + '.' + disk.format
message = {
'_object': 'disk',
'action': 'create',
'uuid': disk.uuid,
'storage_mode': config.storage_mode,
'dfs_volume': config.dfs_volume,
'hostname': disk.on_host,
'image_path': disk.path,
'size': disk.size
}
if disk.on_host == 'shared_storage':
available_hosts = Guest.get_available_hosts()
if available_hosts.__len__() == 0:
ret['state'] = ji.Common.exchange_state(50351)
return ret
# 在可用计算节点中平均分配任务
chosen_host = available_hosts[quantity %
available_hosts.__len__()]
message['hostname'] = chosen_host['hostname']
Guest.emit_instruction(
message=json.dumps(message, ensure_ascii=False))
disk.create()
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def r_update(uuids):
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
ret['data'] = list()
args_rules = [
Rules.UUIDS.value
]
if 'remark' in request.json:
args_rules.append(
Rules.REMARK.value
)
if 'iops' in request.json:
args_rules.append(
Rules.IOPS.value
)
if 'iops_rd' in request.json:
args_rules.append(
Rules.IOPS_RD.value
)
if 'iops_wr' in request.json:
args_rules.append(
Rules.IOPS_WR.value
)
if 'iops_max' in request.json:
args_rules.append(
Rules.IOPS_MAX.value
)
if 'iops_max_length' in request.json:
args_rules.append(
Rules.IOPS_MAX_LENGTH.value
)
if 'bps' in request.json:
args_rules.append(
Rules.BPS.value
)
if 'bps_rd' in request.json:
args_rules.append(
Rules.BPS_RD.value
)
if 'bps_wr' in request.json:
args_rules.append(
Rules.BPS_WR.value
)
if 'bps_max' in request.json:
args_rules.append(
Rules.BPS_MAX.value
)
if 'bps_max_length' in request.json:
args_rules.append(
Rules.BPS_MAX_LENGTH.value
)
if args_rules.__len__() < 2:
return ret
request.json['uuids'] = uuids
need_update_quota = False
need_update_quota_parameters = ['iops', 'iops_rd', 'iops_wr', 'iops_max', 'iops_max_length',
'bps', 'bps_rd', 'bps_wr', 'bps_max', 'bps_max_length']
if filter(lambda p: p in request.json, need_update_quota_parameters).__len__() > 0:
need_update_quota = True
try:
ji.Check.previewing(args_rules, request.json)
disk = Disk()
# 检测所指定的 UUDIs 磁盘都存在
for uuid in uuids.split(','):
disk.uuid = uuid
disk.get_by('uuid')
for uuid in uuids.split(','):
disk.uuid = uuid
disk.get_by('uuid')
disk.remark = request.json.get('remark', disk.remark)
disk.iops = request.json.get('iops', disk.iops)
disk.iops_rd = request.json.get('iops_rd', disk.iops_rd)
disk.iops_wr = request.json.get('iops_wr', disk.iops_wr)
disk.iops_max = request.json.get('iops_max', disk.iops_max)
disk.iops_max_length = request.json.get('iops_max_length', disk.iops_max_length)
disk.bps = request.json.get('bps', disk.bps)
disk.bps_rd = request.json.get('bps_rd', disk.bps_rd)
disk.bps_wr = request.json.get('bps_wr', disk.bps_wr)
disk.bps_max = request.json.get('bps_max', disk.bps_max)
disk.bps_max_length = request.json.get('bps_max_length', disk.bps_max_length)
disk.update()
disk.get()
if disk.sequence >= 0 and need_update_quota:
message = {
'_object': 'disk',
'action': 'quota',
'uuid': disk.uuid,
'guest_uuid': disk.guest_uuid,
'node_id': disk.node_id,
'disks': [disk.__dict__]
}
Utils.emit_instruction(message=json.dumps(message))
ret['data'].append(disk.__dict__)
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def r_create():
args_rules = [
Rules.DISK_SIZE.value,
Rules.REMARK.value,
Rules.QUANTITY.value
]
config = Config()
config.id = 1
config.get()
# 非共享模式，必须指定 node_id
if config.storage_mode not in [StorageMode.shared_mount.value, StorageMode.ceph.value,
StorageMode.glusterfs.value]:
args_rules.append(
Rules.NODE_ID.value
)
try:
ji.Check.previewing(args_rules, request.json)
size = request.json['size']
quantity = request.json['quantity']
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
# 如果是共享模式，则让负载最轻的计算节点去创建磁盘
if config.storage_mode in [StorageMode.shared_mount.value, StorageMode.ceph.value,
StorageMode.glusterfs.value]:
available_hosts = Host.get_available_hosts()
if available_hosts.__len__() == 0:
ret['state'] = ji.Common.exchange_state(50351)
return ret
# 在可用计算节点中平均分配任务
chosen_host = available_hosts[quantity % available_hosts.__len__()]
request.json['node_id'] = chosen_host['node_id']
node_id = request.json['node_id']
if size < 1:
ret['state'] = ji.Common.exchange_state(41255)
return ret
while quantity:
quantity -= 1
disk = Disk()
disk.guest_uuid = ''
disk.size = size
disk.uuid = uuid4().__str__()
disk.remark = request.json.get('remark', '')
disk.node_id = int(node_id)
disk.sequence = -1
disk.format = 'qcow2'
disk.path = config.storage_path + '/' + disk.uuid + '.' + disk.format
disk.quota(config=config)
message = {
'_object': 'disk',
'action': 'create',
'uuid': disk.uuid,
'storage_mode': config.storage_mode,
'dfs_volume': config.dfs_volume,
'node_id': disk.node_id,
'image_path': disk.path,
'size': disk.size
}
Utils.emit_instruction(message=json.dumps(message, ensure_ascii=False))
disk.create()
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def r_update_quota():
config = Config()
args_rules = [
]
if 'iops_base' in request.json:
args_rules.append(
Rules.IOPS_BASE.value,
)
if 'iops_pre_unit' in request.json:
args_rules.append(
Rules.IOPS_PRE_UNIT.value,
)
if 'iops_cap' in request.json:
args_rules.append(
Rules.IOPS_CAP.value,
)
if 'iops_max' in request.json:
args_rules.append(
Rules.IOPS_MAX.value,
)
if 'iops_max_length' in request.json:
args_rules.append(
Rules.IOPS_MAX_LENGTH.value,
)
if 'bps_base' in request.json:
args_rules.append(
Rules.BPS_BASE.value,
)
if 'bps_pre_unit' in request.json:
args_rules.append(
Rules.BPS_PRE_UNIT.value,
)
if 'bps_cap' in request.json:
args_rules.append(
Rules.BPS_CAP.value,
)
if 'bps_max' in request.json:
args_rules.append(
Rules.BPS_MAX.value,
)
if 'bps_max_length' in request.json:
args_rules.append(
Rules.BPS_MAX_LENGTH.value,
)
if 'influence_current_guest' in request.json:
args_rules.append(
Rules.INFLUENCE_CURRENT_GUEST.value,
)
if args_rules.__len__() < 1:
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
return ret
try:
config.id = 1
ji.Check.previewing(args_rules, request.json)
config.get()
config.iops_base = int(request.json.get('iops_base', config.iops_base))
config.iops_pre_unit = int(request.json.get('iops_pre_unit', config.iops_pre_unit))
config.iops_cap = int(request.json.get('iops_cap', config.iops_cap))
config.iops_max = int(request.json.get('iops_max', config.iops_max))
config.iops_max_length = int(request.json.get('iops_max_length', config.iops_max_length))
config.bps_base = int(request.json.get('bps_base', config.bps_base))
config.bps_pre_unit = int(request.json.get('bps_pre_unit', config.bps_pre_unit))
config.bps_cap = int(request.json.get('bps_cap', config.bps_cap))
config.bps_max = int(request.json.get('bps_max', config.bps_max))
config.bps_max_length = int(request.json.get('bps_max_length', config.bps_max_length))
if request.json.get('influence_current_guest', False):
disks, _ = Disk.get_all()
disk = Disk()
for disk_info in disks:
disk.id = disk_info['id']
disk.get()
disk.quota(config=config)
disk.update()
if disk.sequence >= 0:
message = {
'_object': 'disk',
'action': 'quota',
'uuid': disk.uuid,
'guest_uuid': disk.guest_uuid,
'node_id': disk.node_id,
'disks': [disk.__dict__]
}
Utils.emit_instruction(message=json.dumps(message))
config.update()
config.update_global_config()
config.get()
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
ret['data'] = config.__dict__
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
