fix: move cas session assign to settings.sas and abort when lib is unassigned

sas/sasjs/targets/viya/macros_viya/dc_casload.sas

@@ -11,6 +11,7 @@
 
   <h4> SAS Macros </h4>
   @li mf_getengine.sas
+  @li mp_abort.sas
   @li mv_castabload.sas
 
   @author 4GL Apps Ltd
@@ -20,11 +21,19 @@
 **/
 
 %macro dc_casload(libds, mdebug=0);
-  %if %mf_getengine(&libds)=CAS %then %do;
+  %local eng;
+  %let eng=%mf_getengine(&libds);
+  %mp_abort(iftrue= (X&eng.X=XX)
+    ,mac=&_program
+    ,msg=%str(Library %scan(&libds,1,.) is not assigned)
+  )
+
+  %if &eng=CAS %then %do;
     %mv_castabload(
       lib=%scan(&libds,1,.),
       table=%scan(&libds,2,.),
       mdebug=&mdebug
     )
   %end;
+
 %mend dc_casload;

sas/sasjs/targets/viya/services_viya/admin/makedata.sas

@@ -124,6 +124,9 @@ data _null_;
   put '/* This physical location is used for staging data and audit history */';
   put '%let dc_staging_area=' "&dcpath/dc_staging;";
   put ' ';
+  put 'cas dcsession sessopts=(caslib=casuser);';
+  put 'caslib _all_ assign;';
+  put ' ';
   if &syssite in (70221618,70253615) then do;
     put "libname dcdemo '&dcpath/dc_demo';";
   end;

sas/sasjs/utils/serviceinitviya.sas

@@ -12,12 +12,6 @@
 
 options noquotelenmax ps=max;
 
-cas dcsession sessopts=(caslib=casuser);
-caslib _all_ assign;
-
-libname casuser cas caslib=casuser;
-
-
 /*caslib casmusic path='/opt/sas/viya/cascache/tracks' libref=casmusic ;*/
 
 %let syscc=0;