def _check_host(self):
# print '_check_host'
# 这是能从openstack 平台获取的信息
# 检查每一台主机的服务状态
host_data = nova.host_data()
for item in host_data['services']:
# 处理状态对比数据库信息
self._check_db(item)
def __init__(self):
self.host_data = nova.host_data()
def add_nova_host(self):
# data = nova_hosts.host_list()
data = nova_hosts.host_data()
# 创建主机列表
host_list = []
# 创建主机db对象列表
host_db_list = {}
for item in data['services']:
if item['host'] in host_list:
continue
else:
host_list.append(item['host'])
host_db_list[item['host']] = asset_models.Host.objects.get(hostname=item['host'])
# pdb.set_trace()
# 定义角色的服务，稍后根据不同规划不同的角色
manager_binary = ['nova-consoleauth', 'nova-scheduler', 'nova-conductor', 'nova-cert']
compute_binary = ['nova-compute']
nova_manager_obj = openstack_models.NovaManagerServiceStatus()
# 开始分类啦
# print data['services']
manager_db_dic = {}
compute_db_dic = {}
for item in data['services']:
if item['binary'] in manager_binary:
if openstack_models.NovaManagerServiceStatus.objects.filter(
host_id=host_db_list[item['host']].id):
# 判断该记录是否存在，如果存在就继续下次循环
continue
if not item['host'] in manager_db_dic:
# 监测该主机名是否在字典中，如果没有添加该主机，添加一个ForeignKey的host_id
manager_db_dic[item['host']] = {}
manager_db_dic[item['host']]['host_id'] = host_db_list[item['host']].id
binary_name_status = '%s_status' % '_'.join(item['binary'].split('-'))
binary_enabled = 'enabled_%s' % '_'.join(item['binary'].split('-'))
# print binary_name_status
# print binary_enabled
if item['status'] == 'enabled':
# 数据库中存储的是布尔值
binary_enabled_status = 1
else:
# 数据库中存储的是布尔值
binary_enabled_status = 0
manager_db_dic[item['host']][binary_name_status] = item['state']
manager_db_dic[item['host']][binary_enabled] = binary_enabled_status
# print binary_name_status, type(binary_name_status)
# print binary_enabled, type(binary_enabled)
# print 'start if hostname: %s' % item['host']
elif item['binary'] in compute_binary:
if openstack_models.NovaComputeServiceStatus.objects.filter(
host_id=host_db_list[item['host']].id):
continue
if not item['host'] in compute_db_dic:
compute_db_dic[item['host']] = {}
compute_db_dic[item['host']]['host_id'] = host_db_list[item['host']].id
binary_name_status = '%s_status' % '_'.join(item['binary'].split('-'))
binary_enabled = 'enabled_%s' % '_'.join(item['binary'].split('-'))
# print binary_name_status, type(binary_name_status)
# print binary_enabled, type(binary_enabled)
if item['status'] == 'enabled':
binary_enabled_status = 1
else:
binary_enabled_status = 0
# pdb.set_trace()
compute_db_dic[item['host']][binary_name_status] = item['state']
compute_db_dic[item['host']][binary_enabled] = binary_enabled_status
# print manager_db_dic
# print 'compute_db_dic', compute_db_dic
if not asset_models.Group.objects.filter(name='Manager'):
asset_models.Group.objects.create(name='Manager',
remark='Openstack Manager Group'
)
if not asset_models.Group.objects.filter(name='Compute'):
asset_models.Group.objects.create(name='Compute',
remark='Openstack Compute Group'
)
# 把数据存储到数据库中
for k, v in manager_db_dic.items():
print 'k--->', k
print 'v--->', v
if not openstack_models.NovaManagerServiceStatus.objects.filter(
host_id=asset_models.Host.objects.get(hostname=k).id):
# 把数据存储到数据库中
openstack_models.NovaManagerServiceStatus.objects.create(**v)
# 把主机添加相应的组中
group_obj = asset_models.Group.objects.get(name='Manager')
manager_obj = asset_models.Host.objects.get(hostname=k)
manager_obj.host_group.add(group_obj)
manager_obj.save()
content = 'Add Nova Manager %s ' % k
event_nova.nova_info(k, content)
log_info = 'Add Nova Compute Service to DB %s IP'
log.info(log_info)
# print(compute_db_dic)
for k, v in compute_db_dic.items():
# print k
# print v
if not openstack_models.NovaComputeServiceStatus.objects.filter(
host_id=asset_models.Host.objects.get(hostname=k).id):
openstack_models.NovaComputeServiceStatus.objects.create(**v)
group_obj = asset_models.Group.objects.get(name='Compute')
compute_obj = asset_models.Host.objects.get(hostname=k)
compute_obj.host_group.add(group_obj)
compute_obj.save()
# 触发事件日志
content = 'Add Nova Compute %s ' % k
event_nova.nova_info(k, content)
# openstack_models.Host.objects.update_or_create(
# host_group_id=openstack_models.Group.objects.get(name='Compute').id)
log_info = 'Add Nova Compute Service to DB %s IP'
log.info(log_info)
