def update_lv_info(self, lv_name, lv_name_config):
update_data_sql = "update lv set name='{0}' where name='{1}'".\
format(lv_name_config, lv_name)
cursor = conn.cursor()
cursor.execute(update_data_sql)
cursor.close()
conn.commit()
def __init__(self):
cursor = conn.cursor()
create_table = 'create table if not exists lv ' \
'(name varchar(60), lv_type varchar(30))'
cursor.execute(create_table)
cursor.close()
conn.commit()
def save_lv_info(self, lv_name, lv_type):
insert_data_sql = "insert into lv values ('{0}','{1}')".\
format(lv_name, lv_type)
cursor = conn.cursor()
cursor.execute(insert_data_sql)
cursor.close()
conn.commit()
def delete_raid_id_name(vir_drv_id):
delete_data = "delete from raid_id_name where vd = '{0}'".\
format(vir_drv_id)
cursor = conn.cursor()
cursor.execute(delete_data)
cursor.close()
conn.commit()
def save_raid_info(self, vir_drv_id, tag):
insert_data_sql = "insert into raid values ('{0}','{1}')".\
format(vir_drv_id, tag)
cursor = conn.cursor()
cursor.execute(insert_data_sql)
cursor.close()
conn.commit()
def save_raid_id_name(vir_drv_id, raid_name):
insert_data = "insert into raid_id_name values ('{0}', '{1}')".\
format(vir_drv_id, raid_name)
cursor = conn.cursor()
cursor.execute(insert_data)
cursor.close()
conn.commit()
def delete_raid_cache(self, vir_drv_id):
delete_data = "delete from raid_config where vd = '{0}'".\
format(vir_drv_id)
cursor = conn.cursor()
cursor.execute(delete_data)
cursor.close()
conn.commit()
def get_raid_cache(self, vir_drv_id):
query_data = "select raid_name, raid_level, raid_capacity, physdrvs, " \
"stripsz from raid_config where vd='{0}'".format(vir_drv_id)
cursor = conn.cursor()
result = cursor.execute(query_data).fetchall()
cursor.close()
conn.commit()
raid_name = None
raid_level = None
raid_capacity = None
physdrvs = None
stripsz = None
if result:
raid_name = result[0][0]
raid_level = result[0][1]
raid_capacity = result[0][2]
physdrvs = re.findall('[0-9]+', result[0][3])
stripsz = result[0][4]
return {
'raid_name': raid_name,
'raid_level': raid_level,
'raid_capacity': raid_capacity,
'physdrvs': physdrvs,
'stripsz': stripsz
}
def get_raid_tag_by_vd(self, vir_drv_id):
if vir_drv_id not in ARRaidManager.get_raid_id():
raise ARRaidException(RaidStatusPool.ID_RAID_NOT_FOUND)
raid_tag = None
query_sql = "select tag from raid where vd='{0}'".format(vir_drv_id)
cursor = conn.cursor()
result = cursor.execute(query_sql).fetchall()
cursor.close()
conn.commit()
if result:
raid_tag = result[0][0]
return {'raid_tag': raid_tag}
def __init__(self):
self._megacli = Megacli()
cursor = conn.cursor()
create_table = 'create table if not exists raid' \
'(vd varchar(5), tag varchar(10))'
create_table2 = 'create table if not exists raid_config ' \
'(vd varchar(5), raid_name varchar(30), ' \
'raid_level varchar(10), raid_capacity varchar(10), ' \
'physdrvs varchar(20), stripsz varchar(10))'
create_table3 = 'create table if not exists raid_id_name ' \
'(vd varchar(5), raid_name varchar(30))'
cursor.execute(create_table)
cursor.execute(create_table2)
cursor.execute(create_table3)
cursor.close()
conn.commit()
def save_raid_cache(self, vir_drv_id):
name_level_capacity_stripsz = self.get_raid_name_level_capacity_stripsz(
vir_drv_id)
physdrvs = self.get_one_raid_level_and_physdrvs(vir_drv_id)['physdrvs']
insert_data = "insert into raid_config values ('{0}','{1}','{2}','{3}'," \
"\"{4}\",'{5}')".\
format(vir_drv_id,
name_level_capacity_stripsz['raid_name'],
name_level_capacity_stripsz['raid_level'],
name_level_capacity_stripsz['raid_capacity'],
physdrvs,
name_level_capacity_stripsz['stripsz'])
cursor = conn.cursor()
cursor.execute(insert_data)
cursor.close()
conn.commit()
def get_raid_id_by_name(self, raid_name):
"""
通过缓存获取数据
"""
query_data = "select vd, raid_name from raid_id_name"
cursor = conn.cursor()
vals = cursor.execute(query_data).fetchall()
cursor.close()
conn.commit()
vir_drv_id = None
if vals:
for val in vals:
if raid_name in val:
vir_drv_id = val[0]
break
return {'vir_drv_id': vir_drv_id}
def get_raid_id():
"""
成功创建raid，同时将raid的ID写入缓存中。
同样，通过缓存来获取raid的ID。这样，系统raid
的ID号不会被写入缓存中，即间接过滤掉了系统raid。
"""
query_data = 'select vd from raid_id_name'
cursor = conn.cursor()
result = cursor.execute(query_data).fetchall()
cursor.close()
conn.commit()
raid_ids = []
if result:
for val in result:
raid_ids.append(val[0])
return raid_ids
def get_lvtype_by_name(self, lv_name):
lv_names = ARLvManager.get_lv_names()
if lv_name not in lv_names:
raise ARLvException(LvStatusPool.ID_LV_NOT_FOUND)
lv_type = None
query_sql = "select lv_type from lv where name='{0}'".\
format(lv_name)
cursor = conn.cursor()
result = cursor.execute(query_sql).fetchall()
cursor.close()
conn.commit()
if result:
lv_type = result[0][0]
return {
'lv_type': lv_type,
}
def delete_lv_info(self, lv_name):
delete_data_sql = "delete from lv where name='{0}'".format(lv_name)
cursor = conn.cursor()
cursor.execute(delete_data_sql)
cursor.close()
conn.commit()
def delete_raid_info(self, vir_drv_id):
delete_data_sql = "delete from raid where vd='{0}'".format(vir_drv_id)
cursor = conn.cursor()
cursor.execute(delete_data_sql)
cursor.close()
conn.commit()