def update_ssh_key(uuid):
guest = Guest()
guest.uuid = uuid
guest.get_by('uuid')
# 不支持更新离线虚拟机的 SSH-KEY
if guest.status != GuestState.running.value:
return
os_template_image = OSTemplateImage()
os_template_profile = OSTemplateProfile()
os_template_image.id = guest.os_template_image_id
os_template_image.get()
os_template_profile.id = os_template_image.os_template_profile_id
os_template_profile.get()
# 不支持更新 Windows 虚拟机的 SSH-KEY
if os_template_profile.os_type == 'windows':
return
rows, _ = SSHKeyGuestMapping.get_by_filter(
filter_str=':'.join(['guest_uuid', 'eq', uuid]))
ssh_keys_id = list()
for row in rows:
ssh_keys_id.append(row['ssh_key_id'].__str__())
ssh_keys = list()
if ssh_keys_id.__len__() > 0:
rows, _ = SSHKey.get_by_filter(
filter_str=':'.join(['id', 'in', ','.join(ssh_keys_id)]))
for row in rows:
ssh_keys.append(row['public_key'])
else:
ssh_keys.append('')
message = {
'_object': 'guest',
'uuid': uuid,
'node_id': guest.node_id,
'action': 'update_ssh_key',
'ssh_keys': ssh_keys,
'os_type': os_template_profile.os_type,
'passback_parameters': {
'uuid': uuid,
'ssh_keys': ssh_keys,
'os_type': os_template_profile.os_type
}
}
Utils.emit_instruction(message=json.dumps(message, ensure_ascii=False))
def r_reset_password(uuids, password):
args_rules = [
Rules.UUIDS.value,
Rules.PASSWORD.value
]
try:
ji.Check.previewing(args_rules, {'uuids': uuids, 'password': password})
guest = Guest()
os_template_image = OSTemplateImage()
os_template_profile = OSTemplateProfile()
# 检测所指定的 UUDIs 实例都存在
for uuid in uuids.split(','):
guest.uuid = uuid
guest.get_by('uuid')
for uuid in uuids.split(','):
guest.uuid = uuid
guest.get_by('uuid')
os_template_image.id = guest.os_template_image_id
os_template_image.get()
os_template_profile.id = os_template_image.os_template_profile_id
os_template_profile.get()
user = '******'
if os_template_profile.os_type == 'windows':
user = '******'
# guest.password 由 guest 事件处理机更新。参见 @models/event_processory.py:189 附近。
message = {
'_object': 'guest',
'action': 'reset_password',
'uuid': guest.uuid,
'node_id': guest.node_id,
'os_type': os_template_profile.os_type,
'user': user,
'password': password,
'passback_parameters': {'password': password}
}
Utils.emit_instruction(message=json.dumps(message, ensure_ascii=False))
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
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)
class EventProcessor(object):
message = None
log = Log()
guest = Guest()
guest_migrate_info = GuestMigrateInfo()
disk = Disk()
snapshot = Snapshot()
snapshot_disk_mapping = SnapshotDiskMapping()
os_template_image = OSTemplateImage()
config = Config()
config.id = 1
guest_cpu_memory = GuestCPUMemory()
guest_traffic = GuestTraffic()
guest_disk_io = GuestDiskIO()
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.node_id = cls.message['node_id']
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:
if cls.message['message']['progress'] <= cls.guest.progress:
return
cls.guest.progress = cls.message['message']['progress']
elif cls.guest.status == GuestState.snapshot_converting.value:
cls.os_template_image.id = cls.message['message'][
'os_template_image_id']
cls.os_template_image.get()
if cls.message['message'][
'progress'] <= cls.os_template_image.progress:
return
cls.os_template_image.progress = cls.message['message']['progress']
cls.os_template_image.update()
return
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({'node_id': cls.guest.node_id},
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'],
'nonrandom': False,
'threads_status': cls.message['message']['threads_status'],
'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']
node_id = cls.message['node_id']
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.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)
SSHKeyGuestMapping.delete_by_filter(filter_str=':'.join(
['guest_uuid', 'eq', cls.guest.uuid]))
elif action == 'reset_password':
if state == ResponseState.success.value:
cls.guest.uuid = uuid
cls.guest.get_by('uuid')
cls.guest.password = cls.message['message'][
'passback_parameters']['password']
cls.guest.update()
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':
if state == ResponseState.success.value:
pass
elif _object == 'disk':
if action == 'create':
cls.disk.uuid = uuid
cls.disk.get_by('uuid')
cls.disk.node_id = node_id
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.config.get()
cls.disk.uuid = uuid
cls.disk.get_by('uuid')
cls.disk.size = cls.message['message'][
'passback_parameters']['size']
cls.disk.quota(config=cls.config)
cls.disk.update()
elif action == 'delete':
cls.disk.uuid = uuid
cls.disk.get_by('uuid')
cls.disk.delete()
elif _object == 'snapshot':
if action == 'create':
cls.snapshot.id = cls.message['message'][
'passback_parameters']['id']
cls.snapshot.get()
if state == ResponseState.success.value:
cls.snapshot.snapshot_id = data['snapshot_id']
cls.snapshot.parent_id = data['parent_id']
cls.snapshot.xml = data['xml']
cls.snapshot.progress = 100
cls.snapshot.update()
disks, _ = Disk.get_by_filter(filter_str='guest_uuid:eq:' +
cls.snapshot.guest_uuid)
for disk in disks:
cls.snapshot_disk_mapping.snapshot_id = cls.snapshot.snapshot_id
cls.snapshot_disk_mapping.disk_uuid = disk['uuid']
cls.snapshot_disk_mapping.create()
else:
cls.snapshot.progress = 255
cls.snapshot.update()
if action == 'delete':
if state == ResponseState.success.value:
cls.snapshot.id = cls.message['message'][
'passback_parameters']['id']
cls.snapshot.get()
# 更新子快照的 parent_id 为，当前快照的 parent_id。因为当前快照已被删除。
Snapshot.update_by_filter(
{'parent_id': cls.snapshot.parent_id},
filter_str='parent_id:eq:' + cls.snapshot.snapshot_id)
SnapshotDiskMapping.delete_by_filter(filter_str=':'.join(
['snapshot_id', 'eq', cls.snapshot.snapshot_id]))
cls.snapshot.delete()
else:
pass
if action == 'revert':
# 不论恢复成功与否，都使快照恢复至正常状态。
cls.snapshot.id = cls.message['message'][
'passback_parameters']['id']
cls.snapshot.get()
cls.snapshot.progress = 100
cls.snapshot.update()
if action == 'convert':
cls.snapshot.snapshot_id = cls.message['message'][
'passback_parameters']['id']
cls.snapshot.get_by('snapshot_id')
cls.snapshot.progress = 100
cls.snapshot.update()
cls.os_template_image.id = cls.message['message'][
'passback_parameters']['os_template_image_id']
cls.os_template_image.get()
if state == ResponseState.success.value:
cls.os_template_image.progress = 100
else:
cls.os_template_image.progress = 255
cls.os_template_image.update()
elif _object == 'os_template_image':
if action == 'delete':
cls.os_template_image.id = cls.message['message'][
'passback_parameters']['id']
cls.os_template_image.get()
if state == ResponseState.success.value:
cls.os_template_image.delete()
else:
pass
else:
pass
@classmethod
def guest_collection_performance_processor(cls):
data_kind = cls.message['type']
timestamp = ji.Common.ts()
timestamp -= (timestamp % 60)
data = cls.message['message']['data']
if data_kind == GuestCollectionPerformanceDataKind.cpu_memory.value:
for item in data:
cls.guest_cpu_memory.guest_uuid = item['guest_uuid']
cls.guest_cpu_memory.cpu_load = item['cpu_load']
cls.guest_cpu_memory.memory_available = item[
'memory_available']
cls.guest_cpu_memory.memory_unused = item['memory_unused']
cls.guest_cpu_memory.timestamp = timestamp
cls.guest_cpu_memory.create()
if data_kind == GuestCollectionPerformanceDataKind.traffic.value:
for item in data:
cls.guest_traffic.guest_uuid = item['guest_uuid']
cls.guest_traffic.name = item['name']
cls.guest_traffic.rx_bytes = item['rx_bytes']
cls.guest_traffic.rx_packets = item['rx_packets']
cls.guest_traffic.rx_errs = item['rx_errs']
cls.guest_traffic.rx_drop = item['rx_drop']
cls.guest_traffic.tx_bytes = item['tx_bytes']
cls.guest_traffic.tx_packets = item['tx_packets']
cls.guest_traffic.tx_errs = item['tx_errs']
cls.guest_traffic.tx_drop = item['tx_drop']
cls.guest_traffic.timestamp = timestamp
cls.guest_traffic.create()
if data_kind == GuestCollectionPerformanceDataKind.disk_io.value:
for item in data:
cls.guest_disk_io.disk_uuid = item['disk_uuid']
cls.guest_disk_io.rd_req = item['rd_req']
cls.guest_disk_io.rd_bytes = item['rd_bytes']
cls.guest_disk_io.wr_req = item['wr_req']
cls.guest_disk_io.wr_bytes = item['wr_bytes']
cls.guest_disk_io.timestamp = timestamp
cls.guest_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.guest_collection_performance.value:
cls.guest_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())
time.sleep(1)
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)
def r_update(_id):
os_template_image = OSTemplateImage()
args_rules = [Rules.ID.value]
if 'label' in request.json:
args_rules.append(Rules.LABEL.value, )
if 'description' in request.json:
args_rules.append(Rules.DESCRIPTION.value, )
if 'path' in request.json:
args_rules.append(Rules.PATH.value, )
if 'active' in request.json:
args_rules.append(Rules.ACTIVE.value, )
if 'logo' in request.json:
args_rules.append(Rules.LOGO.value, )
if 'os_template_profile_id' in request.json:
args_rules.append(Rules.OS_TEMPLATE_PROFILE_ID_EXT.value, )
if 'kind' in request.json:
args_rules.append(Rules.OS_TEMPLATE_IMAGE_KIND.value, )
if args_rules.__len__() < 2:
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
return ret
request.json['id'] = _id
try:
ji.Check.previewing(args_rules, request.json)
os_template_image.id = request.json.get('id')
os_template_image.get()
os_template_image.label = request.json.get('label',
os_template_image.label)
os_template_image.description = request.json.get(
'description', os_template_image.description)
os_template_image.path = request.json.get('path',
os_template_image.path)
os_template_image.active = request.json.get('active',
os_template_image.active)
os_template_image.logo = request.json.get('logo',
os_template_image.logo)
os_template_image.os_template_profile_id = \
request.json.get('os_template_profile_id', os_template_image.os_template_profile_id)
os_template_image.kind = request.json.get('kind',
os_template_image.kind)
os_template_image.update()
os_template_image.get()
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
ret['data'] = os_template_image.__dict__
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def r_create():
os_template_image = OSTemplateImage()
args_rules = [
Rules.LABEL.value, Rules.DESCRIPTION.value, Rules.PATH.value,
Rules.LOGO.value, Rules.OS_TEMPLATE_PROFILE_ID_EXT.value,
Rules.ACTIVE.value, Rules.OS_TEMPLATE_IMAGE_KIND.value
]
os_template_image.label = request.json.get('label')
os_template_image.description = request.json.get('description')
os_template_image.path = request.json.get('path')
os_template_image.logo = request.json.get('logo')
os_template_image.active = bool(int(request.json.get('active', 1)))
os_template_image.os_template_profile_id = request.json.get(
'os_template_profile_id')
os_template_image.kind = request.json.get('kind')
os_template_image.progress = 100
try:
ji.Check.previewing(args_rules, os_template_image.__dict__)
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
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_profile = OSTemplateProfile()
os_template_profile.id = os_template_image.os_template_profile_id
if not os_template_profile.exist():
ret['state'] = ji.Common.exchange_state(40401)
ret['state']['sub']['zh-cn'] = ''.join([
ret['state']['sub']['zh-cn'], u': 操作系统模板描述文件ID: ',
os_template_image.os_template_profile_id.__str__()
])
return ret
os_template_image.create()
os_template_image.get_by('path')
ret['data'] = os_template_image.__dict__
return ret
except ji.PreviewingError, e:
return json.loads(e.message)
def r_delete(ids):
ret = dict()
ret['state'] = ji.Common.exchange_state(20000)
config = Config()
config.id = 1
config.get()
# 取全部活着的 hosts
available_hosts = Host.get_available_hosts(nonrandom=None)
if available_hosts.__len__() == 0:
ret['state'] = ji.Common.exchange_state(50351)
return ret
chosen_host = available_hosts[0]
node_id = chosen_host['node_id']
os_template_image = OSTemplateImage()
# TODO: 加入对，是否有被 Guest 引用的判断
for _id in ids.split(','):
os_template_image.id = _id
os_template_image.get()
for _id in ids.split(','):
os_template_image.id = _id
os_template_image.get()
# 暂时不支持从计算节点上，删除公共镜像
if os_template_image.kind == OSTemplateImageKind.public.value:
os_template_image.delete()
continue
elif os_template_image.kind == OSTemplateImageKind.custom.value:
os_template_image.progress = 254
message = {
'_object': 'os_template_image',
'action': 'delete',
'storage_mode': config.storage_mode,
'dfs_volume': config.dfs_volume,
'template_path': os_template_image.path,
# uuid 这里没有实际意义，仅仅是为了迁就 JimV-C 的个命令格式
'uuid': None,
'node_id': node_id,
'os_template_image_id': os_template_image.id,
'passback_parameters': {
'id': os_template_image.id
}
}
Utils.emit_instruction(message=json.dumps(message))
os_template_image.update()
return ret