/* REXX USERRPT Checks the list of current users against the historical list to see if there are any new entries. Use '(routine name) ?' for HELP-text. Written by Frank Clarke rexxhead@yahoo.com 20231102 Impact Analysis . SYSEXEC RUNDATA . SYSEXEC STRSORT . SYSEXEC TRAPOUT Modification History 20231104 fxc alloc logdsn MOD if it exists; 20240209 fxc log RUNDATA if log USERRPT; 20240308 fxc chg dollar-sign to @ everywhere; 20240415 fxc DUMP_QUEUE quiet; 20250613 fxc add exec_name to logpref; 20250911 fxc SPACEOUT; new BACKEND; 20251014 fxc new @LOGMSG; 20251017 fxc upgrade for MSGPARMS; */ arg argline address TSO /* REXXSKEL ver.20230722 */ arg parms "((" opts optstr = parms /* save for RUNDATA */ signal on syntax signal on novalue call TOOLKIT_INIT /* conventional start-up -*/ rc = Trace( "O" ); rc = Trace( tv ) info = parms /* to enable parsing */ call A_INIT /* initialization -*/ call M_CHECK /* main process -*/ if sw.0KeepLog then , call ZB_SAVELOG /* save the log */ if \sw.0nested then call DUMP_QUEUE 'quiet' /* -*/ exit /*@ USERRPT */ /* Initialization . ----------------------------------------------------------------- */ A_INIT: /*@ */ if branch then call BRANCH address TSO sw.0KeepLog = SWITCH( "LOG" ) parse value "" with , usrlist curusers newbies msglim = SYSVAR( "SYSWTERM" ) - 12 msgparms = 'msglim log# log. ' parse value "0 0 0 0 0" with, log# log. . parse value Date( "S" ) Time( "S" ) Time( "N" ) with, yyyymmdd sssss hhmmss . hhmmss = Space( Translate( hhmmss,' ',':' ) ,0 ) parse var yyyymmdd 4 yrdigit 5 mm 7 dd /* 9 12 14 maybe */ if Pos( yrdigit,"13579" ) > 0 then mm = mm + 12 /* mm=24 */ logtag = Substr( "ABCDEFGHIJKLMNOPQRSTUVWX",mm,1 ) /* logtag=X */ subid = logtag""dd""Left( hhmmss,4 ) /* X141743 ? */ vblog.0 = "NEW CATALOG UNIT( SYSDA ) SPACE( 1 5 ) TRACKS", "RECFM( V B ) LRECL( 255 ) BLKSIZE( 0 )" vblog.1 = "MOD" /* if it already exists... */ logdsn = "@LOG."exec_name"."subid".LIST" if Sysdsn( logdsn ) = "OK" then, call ZL_LOGMSG( "-------------------" ) logpref = exec_name "("Branch( "ID" )")" call ZL_LOGMSG( exec_name "started by" Userid() yyyymmdd hhmmss ) call ZL_LOGMSG( logpref "Arg:" argline ) return /*@ A_INIT */ /* Main process . ----------------------------------------------------------------- */ M_CHECK: /*@ */ if branch then call BRANCH address TSO call MA_GET_ARCHIVE /* get stored usrlist -*/ call ML_LIST_USERS /* get all active uids -*/ call MS_SET_NEW /* replace usrlist if nec -*/ return /*@ M_CHECK */ /* Get stored user list . ----------------------------------------------------------------- */ MA_GET_ARCHIVE: /*@ */ if branch then call BRANCH address TSO "NEWSTACK" "RUNDATA READ PROGRAM" exec_name, /* populates usrlist */ optstr do queued() pull tag tagval if tag = "" then do say tag tagval sw.0error_found = 1 end else @z@ = Value( tag,tagval ) /* assign tagval to tag */ end /* queued */ "DELSTACK" logpref = exec_name "("Branch( 'ID' )")" if usrlist <> '' then do /* old usrlist */ call ZL_LOGMSG( logpref , "Original USRLIST: ( "Words( usrlist )" )", usrlist ) end return /*@ MA_GET_ARCHIVE */ /* Get all active userids . ----------------------------------------------------------------- */ ML_LIST_USERS: /*@ */ if branch then call BRANCH address TSO rc = Outtrap( "OUT." ) /* trap command output */ "LU *" rc = Outtrap( "OFF" ) do mx = 1 to out.0 if Pos( "USER=",out.mx ) > 0 then do parse var out.mx "USER=" uid . upper uid curusers = curusers uid /* add to list */ pt = WordPos( uid,usrlist ) if pt = 0 then /* new user */ newbies = newbies uid /* add to list */ else, usrlist = DelWord( usrlist,pt,1 ) end /* USER= */ end /* mx */ logpref = exec_name "("Branch( 'ID' )")" if curusers <> '' then do curusers = STRSORT( curusers ) call ZL_LOGMSG( logpref "Active Users: ( "Words( curusers )" )", curusers ) end if newbies <> '' then do newct = Words( newbies ) say newct "NEW userids detected." sw.0KeepLog = 1 newbies = STRSORT( newbies ) call ZL_LOGMSG( logpref "New Users: ("newct")", Space( newbies,1 ) ) end if usrlist <> '' then do delct = Words( usrlist ) say delct "DELETED userids detected." sw.0KeepLog = 1 usrlist = STRSORT( usrlist ) call ZL_LOGMSG( logpref "Deleted Users: ("delct")", usrlist ) end return /*@ ML_LIST_USERS */ /* Replace if necessary . ----------------------------------------------------------------- */ MS_SET_NEW: /*@ */ if branch then call BRANCH address TSO /* now holds the userids that have been deleted since the last run. are the userids that have been added since the last run. are the currently active userids. */ logpref = exec_name "("Branch( 'ID' )")" if newbies = '' then do msg = "No new userids." say msg call ZL_LOGMSG( logpref msg ) end delusrs = usrlist if delusrs = '' then do msg = "No deleted userids." say msg call ZL_LOGMSG( logpref msg ) end if Space( newbies usrlist,1 ) <> '' then do /* changed */ usrlist = Space( curusers,1 ) /* replace */ datastr = "USRLIST:"Space( usrlist,1 )";", "USRCOUNT:"Words( curusers )";", "NEWUSR:"Space( newbies,1 )";", "DELUSR:"Space( delusrs,1 )";" "NEWSTACK" "RUNDATA WRITE PROGRAM" exec_name "DATA(" datastr ")", optstr do queued() parse pull line say line end /* queued */ "DELSTACK" end return /*@ MS_SET_NEW */ /* . ----------------------------------------------------------------- */ LOCAL_PREINIT: /*@ customize opts */ address TSO return /*@ LOCAL_PREINIT */ /* subroutines below LOCAL_PREINIT are not selected by SHOWFLOW */ /* . ----------------------------------------------------------------- */ ZB_SAVELOG: /*@ */ if branch then call BRANCH address TSO if Symbol( "LOG#" ) = "LIT" then return /* not yet set */ dsstat = Sysdsn( logdsn ) = "OK" /* 1 if it exists */ "ALLOC FI( @LOG ) DA( " logdsn " ) REU" vblog.dsstat "EXECIO" log# "DISKW @LOG (STEM LOG. FINIS" "FREE FI( @LOG )" return /*@ ZB_SAVELOG */ /* . ----------------------------------------------------------------- */ ZL_LOGMSG: Procedure expose (tk_globalvars) (msgparms) /*@ */ rc = Trace( "O" ) address TSO parse arg msgtext /* for making the msgline always reasonably short: */ do while Length( msgtext ) > msglim pt = LastPos( " ",msgtext,msglim ) slug = Left( msgtext,pt ) if monitor then say, slug parse value log#+1 slug with, zz log.zz 1 log# . msgtext = " "Substr( msgtext,pt ) end /* while msglim */ parse value log#+1 msgtext with, zz log.zz 1 log# . if monitor then say, msgtext return /*@ ZL_LOGMSG */ /* . ----------------------------------------------------------------- */ HELP: /*@ */ address TSO;"CLEAR" if helpmsg <> "" then say helpmsg ex_nam = Left( exec_name,8 ) /* predictable size */ say " " say " "ex_nam" discovers newly-added and newly-deleted userids (as " say " compared to the prior execution of "exec_name"). " say " " say " Syntax: "ex_nam" LOG " say " " say " LOG (Optional) causes the LOG file to be produced " say " unconditionally. Normally, the LOG file is not " say " produced except in certain circumstances. The " say " LOGfile name is " say " .@LOG."exec_name"..LIST " say " " "NEWSTACK"; pull ; "CLEAR" ; "DELSTACK" say " Debugging tools provided include: " say " " say " MONITOR: displays key information throughout processing. " say " " say " BRANCH: show all paragraph entries. " say " " say " TRACE tv: will use value following TRACE to place the execution " say " into REXX TRACE Mode. " say " " say " " say " Debugging tools can be accessed in the following manner: " say " " say " TSO "ex_nam" parameters (( debug-options " say " " say " For example: " say " " say " TSO "ex_nam" (( MONITOR TRACE ?R " if sysvar("SYSISPF") = "ACTIVE" then, address ISPEXEC "CONTROL DISPLAY REFRESH" exit /*@ HELP */ /* . ----------------------------------------------------------------- */ BRANCH: Procedure expose, /*@ */ sigl exec_name rc = trace( "O" ) /* we do not want to see this */ arg brparm . origin = sigl /* where was I called from ? */ do currln = origin to 1 by -1 /* inch backward to label */ if Right( Word( Sourceline( currln ),1 ),1 ) = ":" then do parse value sourceline( currln ) with pgfname ":" ./* Label */ leave ; end /* name */ end /* currln */ select when brparm = "NAME" then return( pgfname ) /* full name */ when brparm = "ID" then do /* wants the prefix */ parse var pgfname pgfpref "_" . /* get the prefix */ return( pgfpref ) end /* brparm = "ID" */ otherwise say left( sigl,6 ) left( pgfname,40 ) , exec_name "Time:" time( "L" ) end /* select */ return /*@ BRANCH */ /* . ----------------------------------------------------------------- */ DUMP_QUEUE: /*@ Take whatever is in stack */ rc = trace( "O" ) /* and write to the screen */ address TSO arg mode . "QSTACK" /* how many stacks? */ stk2dump = rc - tk_init_stacks /* remaining stacks */ if stk2dump = 0 & queued() = 0 then return if mode <> "QUIET" then, say "Total Stacks" rc , /* rc = #of stacks */ " Begin Stacks" tk_init_stacks , /* Stacks present at start */ " Excess Stacks to dump" stk2dump do dd = rc to tk_init_stacks by -1 /* empty each one. */ if mode <> "QUIET" then, say "Processing Stack #" dd " Total Lines:" queued() do queued();parse pull line;say line;end /* pump to the screen */ "DELSTACK" /* remove stack */ end /* dd = 1 to rc */ return /*@ DUMP_QUEUE */ /* Handle CLIST-form keywords added 20020513 . ----------------------------------------------------------------- */ CLKWD: Procedure expose info /*@ hide all except info */ arg kw kw = kw"(" /* form is 'KEY(DATA)' */ kw_pos = Pos( kw,info ) /* find where it is, maybe */ if kw_pos = 0 then return "" /* send back a null, not found*/ rtpt = Pos( '5d40'x,info" ",kw_pos ) /* locate end-paren */ slug = Substr( info,kw_pos,rtpt-kw_pos+1 ) /* isolate */ info = Delstr( info,kw_pos,rtpt-kw_pos+1 ) /* excise */ parse var slug (kw) slug /* drop kw */ slug = Reverse( Substr( Reverse( Strip( slug ) ),2 ) ) return slug /*@CLKWD */ /* Handle multi-word keys 20020513 . ----------------------------------------------------------------- */ KEYWD: Procedure expose info /*@ hide all vars, except info*/ arg kw kw_pos = wordpos( kw,info ) /* find where it is, maybe */ if kw_pos = 0 then return "" /* send back a null, not found*/ kw_val = word( info,kw_pos+Words( kw ) ) /* get the next word */ info = Delword( info,kw_pos,2 ) /* remove both */ return kw_val /*@ KEYWD */ /* . ----------------------------------------------------------------- */ KEYPHRS: Procedure expose, /*@ */ info helpmsg exec_name /* except these three */ arg kp wp = wordpos( kp,info ) /* where is it? */ if wp = 0 then return "" /* not found */ front = subword( info,1,wp-1 ) /* everything before kp */ back = subword( info,wp+1 ) /* everything after kp */ parse var back dlm back /* 1st token must be 2 bytes */ if length( dlm ) <> 2 then /* Must be two bytes */ helpmsg = helpmsg, "Invalid length for delimiter( "dlm" ) with KEYPHRS( "kp" )", info if wordpos( dlm,back ) = 0 then /* search for ending delimiter*/ helpmsg = helpmsg, "No matching second delimiter( "dlm" ) with KEYPHRS( "kp" )", info if helpmsg <> "" then call HELP /* Something is wrong */ parse var back kpval (dlm) back /* get everything b/w delim */ info = front back /* restore remainder */ return Strip( kpval ) /*@ KEYPHRS */ /* . ----------------------------------------------------------------- */ NOVALUE: /*@ */ say exec_name "raised NOVALUE at line" sigl say " " say "The referenced variable is" condition( "D" ) say " " zsigl = sigl signal SHOW_SOURCE /*@ NOVALUE */ /* . ----------------------------------------------------------------- */ SHOW_SOURCE: /*@ */ call DUMP_QUEUE /* Spill contents of stacks -*/ if sourceline() <> "0" then /* to screen */ say sourceline( zsigl ) rc = trace( "?R" ) nop exit /*@ SHOW_SOURCE */ /* . ----------------------------------------------------------------- */ SS: Procedure /*@ Show Source */ arg ssbeg ssend . if ssend = "" then ssend = 10 if \datatype( ssbeg,"W" ) | \datatype( ssend,"W" ) then return ssend = ssbeg + ssend do ssii = ssbeg to ssend ; say Strip( sourceline( ssii ),'T' ) end return /*@ SS */ /* . ----------------------------------------------------------------- */ SWITCH: Procedure expose info /*@ */ arg kw sw_val = Wordpos( kw,info ) > 0 /* exists = 1; not found = 0 */ if sw_val then /* exists */ info = Delword( info,Wordpos( kw,info ),1 ) /* remove it */ return sw_val /*@ SWITCH */ /* . ----------------------------------------------------------------- */ SYNTAX: /*@ */ errormsg = exec_name "encountered REXX error" rc "in line" sigl":", errortext( rc ) say errormsg zsigl = sigl signal SHOW_SOURCE /*@ SYNTAX */ /* Can call TRAPOUT. . ----------------------------------------------------------------- */ TOOLKIT_INIT: /*@ */ address TSO info = Strip( opts,'T','5d'x ) /* clip trailing paren */ parse source sys_id how_invokt exec_name DD_nm DS_nm, as_invokt cmd_env addr_spc usr_tokn parse value "" with tv helpmsg . parse value 0 "ISR00000 YES" "Error-Press PF1" with, sw. zerrhm zerralrm zerrsm if SWITCH( "TRAPOUT" ) then do "TRAPOUT" exec_name parms "(( TRACE R" info exit end /* trapout */ sw.0nested = sysvar( "SYSNEST" ) = "YES" sw.0batch = sysvar( "SYSENV" ) = "BACK" sw.0inispf = sysvar( "SYSISPF" ) = "ACTIVE" parse value KEYWD( "TRACE" ) "N" with tv . if Word( parms,1 ) = "?" then call HELP /* I won't be back */ "QSTACK" ; tk_init_stacks = rc /* How many stacks? */ parse value SWITCH( "BRANCH" ) , SWITCH( "MONITOR" ) , SWITCH( "NOUPDT" ) with, branch monitor noupdt . parse value mvsvar( "SYSNAME" ) sysvar( "SYSNODE" ) with, #tk_cpu node . tk_globalvars = "exec_name tv helpmsg sw. zerrhm zerralrm ", "zerrsm zerrlm tk_init_stacks branch monitor ", "noupdt" call LOCAL_PREINIT /* for more opts -*/ return /*@ TOOLKIT_INIT */