Transfer Logins between Servers

USE master
GO

IF OBJECT_ID ('sp_hexadecimal') IS NOT NULL
  DROP PROCEDURE sp_hexadecimal
GO

CREATE PROCEDURE sp_hexadecimal
    @binvalue varbinary(256),
    @hexvalue varchar (514) OUTPUT
AS
DECLARE @charvalue varchar (514)
DECLARE @i int
DECLARE @length int
DECLARE @hexstring char(16)

SELECT @charvalue = '0x'
SELECT @i = 1
SELECT @length = DATALENGTH (@binvalue)
SELECT @hexstring = '0123456789ABCDEF'
WHILE (@i <= @length)
BEGIN

  DECLARE @tempint int
  DECLARE @firstint int
  DECLARE @secondint int
  SELECT @tempint = CONVERT(int, SUBSTRING(@binvalue,@i,1))
  SELECT @firstint = FLOOR(@tempint/16)
  SELECT @secondint = @tempint - (@firstint*16)
  SELECT @charvalue = @charvalue +

    SUBSTRING(@hexstring, @firstint+1, 1) +
    SUBSTRING(@hexstring, @secondint+1, 1)
  SELECT @i = @i + 1

END

SELECT @hexvalue = @charvalue

GO 

IF OBJECT_ID ('sp_help_revlogin') IS NOT NULL
  DROP PROCEDURE sp_help_revlogin
GO

CREATE PROCEDURE sp_help_revlogin @login_name sysname = NULL AS

DECLARE @name sysname
DECLARE @type varchar (1)
DECLARE @hasaccess int
DECLARE @denylogin int
DECLARE @is_disabled int
DECLARE @PWD_varbinary  varbinary (256)
DECLARE @PWD_string  varchar (514)
DECLARE @SID_varbinary varbinary (85)
DECLARE @SID_string varchar (514)
DECLARE @tmpstr  varchar (1024)
DECLARE @is_policy_checked varchar (3)
DECLARE @is_expiration_checked varchar (3)
DECLARE @defaultdb sysname 

IF (@login_name IS NULL)
  DECLARE login_curs CURSOR FOR

      SELECT p.sid, p.name, p.type, p.is_disabled, p.default_database_name, l.hasaccess, l.denylogin FROM

sys.server_principals p LEFT JOIN sys.syslogins l

      ON ( l.name = p.name ) WHERE p.type IN ( 'S', 'G', 'U' ) AND p.name <> 'sa'

ELSE

  DECLARE login_curs CURSOR FOR
      SELECT p.sid, p.name, p.type, p.is_disabled, p.default_database_name, l.hasaccess, l.denylogin FROM

sys.server_principals p LEFT JOIN sys.syslogins l

     ON ( l.name = p.name ) WHERE p.type IN ( 'S', 'G', 'U' ) AND p.name = @login_name

OPEN login_curs

 FETCH NEXT FROM login_curs INTO @SID_varbinary, @name, @type, @is_disabled, @defaultdb, @hasaccess, @denylogin

IF (@@fetch_status = -1)
BEGIN

  PRINT 'No login(s) found.'

  CLOSE login_curs

  DEALLOCATE login_curs

  RETURN -1
END

SET @tmpstr = '/* sp_help_revlogin script '
PRINT @tmpstr

SET @tmpstr = '** Generated ' + CONVERT (varchar, GETDATE()) + ' on ' + @@SERVERNAME + ' */'

PRINT @tmpstr
PRINT ''

WHILE (@@fetch_status <> -1)
BEGIN

  IF (@@fetch_status <> -2)
  BEGIN

    PRINT ''

    SET @tmpstr = '-- Login: ' + @name

    PRINT @tmpstr

    IF (@type IN ( 'G', 'U'))
    BEGIN -- NT authenticated account/group

       SET @tmpstr = 'CREATE LOGIN ' + QUOTENAME( @name ) + ' FROM WINDOWS WITH DEFAULT_DATABASE = [' + @defaultdb + ']'

    END
    ELSE BEGIN -- SQL Server authentication

        -- obtain password and sid

            SET @PWD_varbinary = CAST( LOGINPROPERTY( @name, 'PasswordHash' ) AS varbinary (256) )

        EXEC sp_hexadecimal @PWD_varbinary, @PWD_string OUT

        EXEC sp_hexadecimal @SID_varbinary,@SID_string OUT

        -- obtain password policy state

        SELECT @is_policy_checked = CASE is_policy_checked WHEN 1 THEN 'ON' WHEN 0 THEN 'OFF' ELSE NULL END FROM sys.sql_logins WHERE name = @name

        SELECT @is_expiration_checked = CASE is_expiration_checked WHEN 1 THEN 'ON' WHEN 0 THEN 'OFF' ELSE NULL END FROM sys.sql_logins WHERE name = @name

             SET @tmpstr = 'CREATE LOGIN ' + QUOTENAME( @name ) + ' WITH PASSWORD = ' + @PWD_string + ' HASHED, SID = ' + @SID_string + ', DEFAULT_DATABASE = [' + @defaultdb + ']'

        IF ( @is_policy_checked IS NOT NULL )

        BEGIN

          SET @tmpstr = @tmpstr + ', CHECK_POLICY = ' + @is_policy_checked

        END

        IF ( @is_expiration_checked IS NOT NULL )
        BEGIN

          SET @tmpstr = @tmpstr + ', CHECK_EXPIRATION = ' + @is_expiration_checked

        END
    END

    IF (@denylogin = 1)
    BEGIN -- login is denied access

      SET @tmpstr = @tmpstr + '; DENY CONNECT SQL TO ' + QUOTENAME( @name )

    END

    ELSE IF (@hasaccess = 0)

    BEGIN -- login exists but does not have access
      SET @tmpstr = @tmpstr + '; REVOKE CONNECT SQL TO ' + QUOTENAME( @name )

    END

    IF (@is_disabled = 1)
    BEGIN -- login is disabled

      SET @tmpstr = @tmpstr + '; ALTER LOGIN ' + QUOTENAME( @name ) + ' DISABLE'

    END
    PRINT @tmpstr

  END

   FETCH NEXT FROM login_curs INTO @SID_varbinary, @name, @type, @is_disabled, @defaultdb, @hasaccess, @denylogin

  END

CLOSE login_curs

DEALLOCATE login_curs

RETURN
0

GO