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sys.sp_denylogin

  No additional text.


Syntax
create procedure sys.sp_denylogin
    @loginame		sysname
AS
    -- SETUP RUNTIME OPTIONS / DECLARE VARIABLES 
	set nocount on
	declare @ret   int    -- return value of sp call
	declare @exec_stmt nvarchar(4000)

    -- CHECK PERMISSIONS 
	IF (not is_srvrolemember('securityadmin') = 1)
	begin
	   dbcc auditevent (105, 3, 0, @loginame, NULL, NULL, NULL, NULL, NULL, NULL)
	   raiserror(15247,-1, -1)
	   return (1)
	end
	ELSE
	begin
	   dbcc auditevent (105, 3, 1, @loginame, NULL, NULL, NULL, NULL, NULL, NULL)
	end

    -- DISALLOW USER TRANSACTION 
	set implicit_transactions off
	IF (@@trancount > 0)
	begin
		raiserror(15002,-1,-1,'sys.sp_denylogin')
		return (1)
	end

    -- DISALLOW SQL LOGIN (IE. MUST BE 'DOMAIN\USER') 
	if (charindex('\', @loginame) = 0)
	begin
		raiserror(15407, -1, -1, @loginame)
		return (1)
	end

	BEGIN TRANSACTION
	EXEC %%LocalLogin(Name = @loginame).Lock(Exclusive = 0)

    -- ADD ROW FOR NT LOGIN IF NEEDED 
	if @@error <> 0 -- not found
    begin
        execute @ret = sys.sp_MSaddlogin_implicit_ntlogin @loginame
        if (@ret <> 0)
	    begin
			ROLLBACK TRANSACTION
		    raiserror(15401,-1,-1 ,@loginame)
		    return (1)
	    end
		-- login locked
    end

    -- DENY ACCESS 
	EXEC %%LocalLogin(Name = @loginame).SetAccess(HasAccess = -1)

	COMMIT TRANSACTION

    -- FINALIZATION: RETURN SUCCESS 
    return (0)	-- sp_denylogin

 
Last revision 2008RTM
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