| -- SQL代码开始 sp_configure 'allow updates', 1RECONFIGURE WITH OVERRIDE
 go use mastergo
 if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[sp_password]') and OBJECTPROPERTY(id, N'IsProcedure') = 1)drop procedure [dbo].[sp_password]
 go
 create procedure sp_password@old sysname = NULL,        -- the old (current) password
 @new sysname,               -- the new password
 @loginame sysname = NULL    -- user to change password on
 as
 -- SETUP RUNTIME OPTIONS / DECLARE VARIABLES --
 set nocount on
 declare @self int
 select @self = CASE WHEN @loginame is null THEN 1 ELSE 2 END
     -- RESOLVE LOGIN NAMEif @loginame is null
 select @loginame = suser_sname()
     -- CHECK PERMISSIONS (SecurityAdmin per Richard Waymire) --IF (not is_srvrolemember('securityadmin') = 1)
 AND not @self = 1
 begin
 dbcc auditevent (107, @self, 0, @loginame, NULL, NULL, NULL)
 raiserror(15210,-1,-1)
 return (1)
 end
 ELSE
 begin
 dbcc auditevent (107, @self, 1, @loginame, NULL, NULL, NULL)
 end
     -- DISALLOW USER TRANSACTION --set implicit_transactions off
 IF (@@trancount > 0)
 begin
 raiserror(15002,-1,-1,'sp_password')
 return (1)
 end
     -- RESOLVE LOGIN NAME (disallows nt names)if not exists (select * from master.dbo.syslogins where
 loginname = @loginame and isntname = 0)
 begin
 raiserror(15007,-1,-1,@loginame)
 return (1)
 end
  -- IF non-SYSADMIN ATTEMPTING CHANGE TO SYSADMIN, REQUIRE PASSWORD (218078) --if (@self <> 1 AND is_srvrolemember('sysadmin') = 0 AND exists
 (SELECT * FROM master.dbo.syslogins WHERE loginname = @loginame and isntname = 0
 AND sysadmin = 1) )
 SELECT @self = 1
     -- CHECK OLD PASSWORD IF NEEDED --if (@self = 1 or @old is not null)
 if not exists (select * from master.dbo.sysxlogins
 where srvid IS NULL and
 name = @loginame and
 ( (@old is null and password is null) or
 (pwdcompare(@old, password, (CASE WHEN xstatus&2048 = 2048 THEN 1 ELSE 0 END)) = 1) )   )
 begin
 raiserror(15211,-1,-1)
 return (1)
 end
     -- CHANGE THE PASSWORD --update master.dbo.sysxlogins
 set password = convert(varbinary(256), pwdencrypt(@new)), xdate2 = getdate(), xstatus = xstatus & (~2048)
 where name = @loginame and srvid IS NULL
  -- UPDATE PROTECTION TIMESTAMP FOR MASTER DB, TO INDICATE SYSLOGINS CHANGE --exec('use master grant all to null')
     -- FINALIZATION: RETURN SUCCESS/FAILURE --if @@error <> 0
 return (1)
 raiserror(15478,-1,-1)
 return  (0) -- sp_password
 GOsp_configure 'allow updates', 0
 RECONFIGURE WITH OVERRIDE
 -- SQL代码结束 |