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Script Generates A script to Create all Logins, Server Roles


This script is very useful if you are building the new server and want to replicate SQL Server security from another server.

This script originally authors by Greg Ryan, I have dome modification to only capture online databases.


/******************************************************************************/
SET NOCOUNT ON
DECLARE
        @sql nvarchar(max)
,       @Line int = 1
,       @max int = 0
,       @@CurDB nvarchar(100) = ''

CREATE TABLE #SQL
       (
        Idx int IDENTITY
       ,xSQL nvarchar(max)
       )

INSERT INTO #SQL
        ( xSQL
        )
        SELECT
                'IF NOT EXISTS (SELECT * FROM sys.server_principals WHERE name = N'''
                + QUOTENAME(name) + ''')
' + '                CREATE LOGIN ' + QUOTENAME(name) + ' WITH PASSWORD='
                + sys.fn_varbintohexstr(password_hash) + ' HASHED, SID='
                + sys.fn_varbintohexstr(sid) + ', ' + 'DEFAULT_DATABASE='
                + QUOTENAME(COALESCE(default_database_name , 'master'))
                + ', DEFAULT_LANGUAGE='
                + QUOTENAME(COALESCE(default_language_name , 'us_english'))
                + ', CHECK_EXPIRATION=' + CASE is_expiration_checked
                                            WHEN 1 THEN 'ON'
                                            ELSE 'OFF'
                                          END + ', CHECK_POLICY='
                + CASE is_policy_checked
                    WHEN 1 THEN 'ON'
                    ELSE 'OFF'
                  END + '
Go

'
            FROM
                sys.sql_logins
            WHERE
                name <> 'sa'

INSERT INTO #SQL
        ( xSQL
        )
        SELECT
                'IF NOT EXISTS (SELECT * FROM sys.server_principals WHERE name = N'''
                + QUOTENAME(name) + ''')
' + '                CREATE LOGIN ' + QUOTENAME(name) + ' FROM WINDOWS WITH '
                + 'DEFAULT_DATABASE='
                + QUOTENAME(COALESCE(default_database_name , 'master'))
                + ', DEFAULT_LANGUAGE='
                + QUOTENAME(COALESCE(default_language_name , 'us_english'))
                + ';
Go

'
            FROM
                sys.server_principals
            WHERE
                type IN ( 'U' , 'G' )
                AND name NOT IN ( 'BUILTIN\Administrators' ,
                                  'NT AUTHORITY\SYSTEM' );
                                 
PRINT '/*****************************************************************************************/'
PRINT '/*************************************** Create Logins ***********************************/'
PRINT '/*****************************************************************************************/'
SELECT
        @Max = MAX(idx)
    FROM
        #SQL
WHILE @Line <= @max
      BEGIN

            SELECT
                    @sql = xSql
                FROM
                    #SQL AS s
                WHERE
                    idx = @Line
            PRINT @sql

            SET @line = @line + 1
       
      END
DROP TABLE #SQL

CREATE TABLE #SQL2
       (
        Idx int IDENTITY
       ,xSQL nvarchar(max)
       )

INSERT INTO #SQL2
        ( xSQL
        )
        SELECT
                'EXEC sp_addsrvrolemember ' + QUOTENAME(L.name) + ', '
                + QUOTENAME(R.name) + ';
GO

'
            FROM
                sys.server_principals L
            JOIN sys.server_role_members RM
            ON  L.principal_id = RM.member_principal_id
            JOIN sys.server_principals R
            ON  RM.role_principal_id = R.principal_id
            WHERE
                L.type IN ( 'U' , 'G' , 'S' )
                AND L.name NOT IN ( 'BUILTIN\Administrators' ,
                                    'NT AUTHORITY\SYSTEM' , 'sa' );


PRINT '/*****************************************************************************************/'
PRINT '/******************************Add Server Role Members     *******************************/'
PRINT '/*****************************************************************************************/'
SELECT
        @Max = MAX(idx)
    FROM
        #SQL2
SET @line = 1
WHILE @Line <= @max
      BEGIN

            SELECT
                    @sql = xSql
                FROM
                    #SQL2 AS s
                WHERE
                    idx = @Line
            PRINT @sql

            SET @line = @line + 1
       
      END
DROP TABLE #SQL2

PRINT '/*****************************************************************************************/'
PRINT '/*****************Add User and Roles membership to Indivdual Databases********************/'
PRINT '/*****************************************************************************************/'


--Drop Table #Db
CREATE TABLE #Db
       (
        idx int IDENTITY
       ,DBName nvarchar(100)
       );

INSERT INTO #Db
        SELECT
                name
            FROM
                master.sys.databases
                                                                                                where state_desc = 'ONLINE'
                                                                                                and name NOT IN ( 'Master' , 'Model' , 'msdb' , 'tempdb' )
            ORDER BY
                name;
SELECT
        @Max = MAX(idx)
    FROM
        #Db
SET @line = 1
--Select * from #Db
--Exec sp_executesql @SQL

WHILE @line <= @Max
      BEGIN
            SELECT
                    @@CurDB = DBName
                FROM
                    #Db
                WHERE
                    idx = @line

            SET @SQL = 'Use ' + @@CurDB + '

Declare  @@Script NVarChar(4000) = ''''
DECLARE cur CURSOR FOR

Select  ''Use ' + @@CurDB + ';
Go
IF NOT EXISTS (SELECT * FROM sys.database_principals WHERE name = N'''''' +
                mp.[name] + '''''')
CREATE USER ['' + mp.[name] + ''] FOR LOGIN ['' +mp.[name] + ''] WITH DEFAULT_SCHEMA=[dbo]; ''+ CHAR(13)+CHAR(10) +
''GO'' + CHAR(13)+CHAR(10) +

''EXEC sp_addrolemember N'''''' + rp.name + '''''', N''''['' + mp.[name] + '']'''';
Go'' 
FROM sys.database_role_members a
INNER JOIN sys.database_principals rp ON rp.principal_id = a.role_principal_id
INNER JOIN sys.database_principals AS mp ON mp.principal_id = a.member_principal_id


OPEN cur

FETCH NEXT FROM cur INTO @@Script;
WHILE @@FETCH_STATUS = 0
BEGIN  
PRINT @@Script
FETCH NEXT FROM cur INTO @@Script;
END

CLOSE cur;
DEALLOCATE cur;';                                                                                                                                                                                                                  
--Print @SQL
Exec sp_executesql @SQL;
--Set @@Script = ''
            SET @Line = @Line + 1

      END

DROP TABLE #Db
/******************************************************************************/

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