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Limit number of logins in a client



 
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Joined: 01 Sep 2007
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PostPosted: Sat Nov 17, 2007 6:58 pm    Post subject: Limit number of logins in a client Reply with quote
Code:
 

REPORT YSESSCHK NO STANDARD PAGE HEADING.

* This porgram limits the number of login sessions of a given user
* in a certain client
* It runs from user exit SUSR0001
* n-1 is the number of concurrent sessions allwed

TABLES: UINFO.
DATA: N TYPE I VALUE 3.                   "Upper limit of login sessions
DATA: OPCODE TYPE X VALUE 2, I TYPE I, A(60).
DATA: BEGIN OF BDC_TAB1 OCCURS 5.
        INCLUDE STRUCTURE BDCDATA.
DATA: END OF BDC_TAB1.

DATA: BEGIN OF USR_TABL OCCURS 10.
        INCLUDE STRUCTURE UINFO.
DATA: END OF USR_TABL.

CALL 'ThUsrInfo' ID 'OPCODE' FIELD OPCODE
  ID 'TAB' FIELD USR_TABL-*SYS*.

LOOP AT USR_TABL.
  IF SY-UNAME = USR_TABL-BNAME AND SY-MANDT = USR_TABL-MANDT.
    I = I + 1.
  ENDIF.
ENDLOOP.

IF I >= N.

A = 'You have already '.
A+17(2) = I - 1.
A+19(25) = 'login sessions in client '.
A+44(4) = SY-MANDT.

  CALL FUNCTION 'POPUP_TO_INFORM'
       EXPORTING
            TITEL = 'UNSUCCESSFUL LOGIN'
            TXT1  = A
            TXT2  = 'You are not allowed to log in'.

  MOVE: 'SAPMSSY0' TO BDC_TAB1-PROGRAM,
          '120' TO BDC_TAB1-DYNPRO,
          'X' TO BDC_TAB1-DYNBEGIN.
  APPEND BDC_TAB1.CLEAR BDC_TAB1.
  MOVE: 'BDC_OKCODE' TO BDC_TAB1-FNAM,
         '/nex' TO BDC_TAB1-FVAL.
  APPEND BDC_TAB1.CLEAR BDC_TAB1.

  CALL TRANSACTION 'SM04' USING BDC_TAB1 MODE 'N'.

ENDIF.
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