def check_ha_controller(self, timeout=30):
ha = action.HALinstorController()
node_list = [node['hostname'] for node in self.conn.cluster['node']]
t_beginning = time.time()
while True:
if ha.check_linstor_controller(node_list):
break
seconds_passed = time.time() - t_beginning
if timeout and seconds_passed > timeout:
print("Linstor controller status error")
return False
time.sleep(1)
for ssh in self.conn.list_ssh:
ha = action.HALinstorController(ssh)
service = action.ServiceSet(ssh)
if service.check_linstor_satellite() != 'enable':
print('LINSTOR Satellite Service is not "enable".')
return False
if not ha.check_satellite_settings():
print("File linstor-satellite.service modification failed")
return False
return True
def build_ha_controller(self, sp):
backup_path = self.conn.cluster['backup_path']
ha = action.HALinstorController()
if not ha.linstor_is_conn():
print('LINSTOR connection refused')
sys.exit()
node_list = [node['hostname'] for node in self.conn.cluster['node']]
if not ha.pool_is_exist(node_list, sp):
print(f'storage-pool：{sp} does not exist')
sys.exit()
ha.create_rd('linstordb')
ha.create_vd('linstordb', '250M')
for node in self.conn.cluster['node']:
ha.create_res('linstordb', node['hostname'], sp)
for ssh in self.conn.list_ssh:
ha = action.HALinstorController(ssh)
if ha.is_active_controller():
ha.stop_controller()
ha.backup_linstor(backup_path) # 要放置备份文件的路径（文件夹）
ha.move_database(backup_path)
ha.add_linstordb_to_pacemaker(len(self.conn.cluster['node']))
ha.modify_satellite_service() # linstor satellite systemd 配置
def destroy_linstordb(self):
ha = action.HALinstorController()
if not ha.linstor_is_conn():
print('LINSTOR connection refused')
sys.exit()
for ssh in self.conn.list_ssh:
ha = action.HALinstorController(ssh)
list_lv = ha.get_linstordb_lv()
ha.umount_lv(list_lv)
ha.secondary_drbd('linstordb')
ha.delete_rd('linstordb') # 一般只需在一个节点上执行一次
ha.remove_lv(list_lv)
def backup_linstordb(self, timeout=30):
linstordb_path = 'ls -l /var/lib/linstor'
if self.conn.cluster['backup_path'].endswith('/'):
backup_path = f"{self.conn.cluster['backup_path']}backup_{time.strftime('%Y%m%d%H%M')}"
else:
backup_path = f"{self.conn.cluster['backup_path']}/backup_{time.strftime('%Y%m%d%H%M')}"
t_beginning = time.time()
while True:
for ssh in self.conn.list_ssh:
ha = action.HALinstorController(ssh)
if ha.is_active_controller():
if ha.check_linstor_file(linstordb_path):
ha.backup_linstor(backup_path)
if ha.check_linstor_file(f'{backup_path}/linstor'):
return True
seconds_passed = time.time() - t_beginning
if timeout and seconds_passed > timeout:
return False
time.sleep(1)