监控Oracle数据库开启&用户名密码修改

--创建序列
CREATE SEQUENCE oracle_monitor_SEQUENCE MINVALUE 1 MAXVALUE 999999999999999999999999999 INCREMENT BY 1 START WITH 1 CACHE 20 NOORDER  NOCYCLE

--创建监控记录表
create table oracle_monitor_log(
id NUMBER(18),
event_name varchar2(60),
event_type varchar2(60),
event_date TIMESTAMP,
ip_addr varchar2(60),
op_user varchar2(60),
event_desc varchar2(128),
CONSTRAINT PK_ORALCE_MONITOR_LOG PRIMARY KEY (ID));

--创建修改用户操作的触发器
CREATE OR REPLACE TRIGGER oracle_monitor_alter_user
BEFORE ALTER
ON DATABASE
BEGIN
IF (    ora_dict_obj_type =  'USER'
      --AND ora_dict_obj_name =  ora_login_user
      --AND ora_login_user    != 'SYS'
      --AND ora_login_user    != 'SYSTEM'
     ) THEN
    insert into oracle_monitor_log (id,event_name,event_type ,ip_addr ,op_user,event_date ,event_desc ) values(oracle_monitor_SEQUENCE.NEXTVAL ,ora_sysevent,ora_dict_obj_type ,sys.utl_inaddr.get_host_address,ora_login_user,sysdate,ora_dict_obj_name||' '||ora_des_encrypted_password);
  END IF;
END;
/

--创建数据库启动的触发器
create or replace trigger oracle_monitor_startup
after startup on database
begin
 insert into oracle_monitor_log (id,event_name,event_type ,ip_addr ,op_user,event_date ) values(oracle_monitor_SEQUENCE.NEXTVAL ,ora_sysevent,ora_dict_obj_type ,sys.utl_inaddr.get_host_address,ora_login_user,sysdate);
end;
/

--创建数据库关闭的触发器
create or replace trigger oracle_monitor_shutdown
before shutdown on database
begin
 insert into oracle_monitor_log (id,event_name,event_type ,ip_addr ,op_user,event_date ) values(oracle_monitor_SEQUENCE.NEXTVAL ,ora_sysevent,ora_dict_obj_type ,sys.utl_inaddr.get_host_address,ora_login_user,sysdate);
end;
/