mysql增加新用戶無法登陸解決方法

在使用mysql增加新用戶之后,發現新增的用戶無法登陸,一時束手無策,網上搜集整理了一下,曬出來和大家分享一下,希望可以幫助你們

今天安裝openstack folsom版本,安裝完mysql,為各個服務增加對應的數據庫和用戶后,發現
無法使用新增的用戶登陸mysql。我增加用戶的方法如下:
mysql -uroot -p$MYSQL_PASS CREATE DATABASE nova;
GRANT ALL PRIVILEGES ON nova.* TO ‘nova’@’%’ IDENTIFIED BY ‘$MYSQL_PASS’;
CREATE DATABASE glance;
GRANT ALL PRIVILEGES ON glance.* TO ‘glance’@’%’ IDENTIFIED BY ‘$MYSQL_PASS’;
CREATE DATABASE keystone;
GRANT ALL PRIVILEGES ON keystone.* TO ‘keystone’@’%’IDENTIFIED BY ‘$MYSQL_PASS’;
CREATE DATABASE cinder;
GRANT ALL PRIVILEGES ON cinder.* TO ‘cinder’@’%’IDENTIFIED BY ‘$MYSQL_PASS’;
CREATE DATABASE quantum;
GRANT ALL PRIVILEGES ON quantum.* TO ‘quantum’@’%’IDENTIFIED BY ‘$MYSQL_PASS’;
FLUSH PRIVILEGES;
EOF
但使用用戶登陸失敗
root@controller:~# mysql -h localhost -ukeystone -ppassword
ERROR 1045 (28000): Access denied for user ‘keystone’@’localhost’ (using password: YES)
解決方法
增加普通用戶后,執行:
mysql> use mysql
mysql> delete from user where user=”;
mysql> flush privileges;
意思是刪除匿名用戶。
OK,搞定,enjoy!

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