监控目前所有连接SQL SERVER的用户信息

if object_id('p_getlinkinfo','P')is not null drop proc p_getlinkinfo

go

create proc p_getlinkinfo 

@dbname sysname=null, --要查詢的數據庫名,默認表示所有 

@includeip bit=0 --是否顯示IP信息 

as 

begin

declare @dbid int 

set @dbid=db_id(@dbname)

if object_id('tempdb..#tb')is not null drop table #tb

if object_id('tempdb..#ip')is not null drop table #ip 

create table #tb

(id int identity(1,1),

dbname sysname,

hostname nchar(128),

loginname nchar(128),

net_address nchar(12),

net_ip nvarchar(15),

prog_name nchar(128)) 

insert into #tb(hostname,dbname,net_address,loginname,prog_name) 

select distinct hostname,

db_name(dbid),

net_address,

loginame,

program_name

from master..sysprocesses 

where hostname!=''and(@dbid is null or dbid=@dbid) 

if @includeip=0 goto lb_show --不顯示IP 

declare @sql varchar(500),@hostname nchar(128),@id int 

create table #ip(hostname nchar(128),a varchar(200)) 

declare tb cursor local for select distinct hostname from #tb 

open tb 

fetch next from tb into @hostname 

while @@fetch_status=0 

begin 

set @sql='ping '+@hostname+' -a -n 1 -l 1' 

insert #ip(a) exec master..xp_cmdshell @sql 

update #ip set hostname=@hostname where hostname is null 

fetch next from tb into @hostname 

end 

update #tb set net_ip=left(a,patindex('%:%',a)-1) 

from #tb a inner join 

(select hostname,a=substring(a,patindex('Ping statistics for %:%',a)+20,20) 

from #ip 

where a like'Ping statistics for %:%')b

on a.hostname=b.hostname 

lb_show: 

select id,

dbname,

hostname,

loginname,

net_address,

net_ip,

prog_name 

from #tb 

end 

go 

exec p_getlinkinfo @dbname='master',@includeip=1

　　消息15281，级别16，状态1，过程xp_cmdshell，第1 行

　　SQL Server 阻止了对组件'xp_cmdshell' 的过程'sys.xp_cmdshell' 的访问，因为此组件已作为此服务器安全配置的一部分而被关闭。系统管理员可以通过使用sp_confi　　gure 启用'xp_cmdshell'。有关启用'xp_cmdshell' 的详细信息，请参阅SQL Server 联机丛书中的"外围应用配置器"。

SELECT * FROM sys.configurations

ORDER BY name ;





sp_configure 'show advanced options', 1;

go

reconfigure;

go



sp_configure 'xp_cmdshell', 1;

go

reconfigure;

go