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用T-SQL获得当前连接客户端IP和机器名


  Create proc usp_getClient_infor
  as
  set nocount on
  
  Declare @rc int
  Declare @RowCount int
  
  Select @rc=0
  Select @RowCount=0
  
  begin
  --//create temp table ,save sp_who information
   create table #tspid(
   spid int null,
   ecid int null,
   status nchar(60) null,
   loginname nchar(256) null,
   hostname nchar(256) null,
   blk bit null,
   dbname nchar(256) null,
   cmd nchar(32)
   )
  
  --//create temp table save all SQL client IP and hostname and login time
  Create table #userip(
   [id]int identity(1,1),
   txt varchar(1000),
  )
  
  --//Create result table to return recordset
  Create table #result(
   [id]int identity(1,1),
   ClientIP varchar(1000),
   hostname nchar(256),
   login_time datetime default(getdate())
  
   )
  --//get host name by exec sp_who ,insert #tspid from sp_who,
  insert into #tspid(spid,ecid,status,loginname,hostname,blk,dbname,cmd) exec sp_who
  
  declare @cmdStr varchar(100),
   @hostName nchar(256),
   @userip varchar(20),
   @sendstr varchar(100)
  
  
  --//declare a cursor from table #tspid
  declare tspid cursor
  for select distinct hostname from #tspid with (nolock) where spid>50
  for read only
  
  open tspid
    fetch next from tspid into @hostname
    While @@FETCH_STATUS = 0
    begin
   select @cmdStr='ping '+rtrim(@hostName)
  
   insert into #userip(txt) exec master..xp_cmdshell @cmdStr
  
   select @rowcount=count(id) from #userIP
  
  
   if @RowCount=2 --//no IP feedback package
   begin
   insert into #Result(ClientIP,hostname) values('Can not get feedback package from Ping!',@hostname)
   end
   if @RowCount>2
   begin
   select @userip=substring(txt,charindex('[',txt)+1,charindex(']',txt)-charindex('[',txt)-1)
   from #userIP
   where txt like 'Pinging%'
   
   insert into #Result(ClientIP,hostname) values(@userIP,@hostname)
   end
   select @rc=@@error
   if @rc=0
   truncate table #userip --//clear #userIP table
  
    fetch next from tspid into @hostname
   end
  
  close tspid
  deallocate tspid
  
  select * from #result with(nolock)
  
  drop table #tspid
  drop table #userip
  drop table #result
  end
  go
  exec usp_getClient_infor
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