use symbolizer server and properly set the environment (#596)

* use symbolizer server and properly set the environment

* configure symbolizer client

* configure symbolizer client

* launch in background

* don't write it to stdout

* redirect stderr

Author: dothebart

scripts/lib/buildSanFlags.fish

@@ -8,7 +8,7 @@ function buildSanFlags --argument SRCDIR
     # This also has to be in runRTAtest.fish
     if not test -z "$SAN"; and test "$SAN" = "On"
       echo "Use SAN mode: $SAN_MODE"
-      set common_options "log_exe_name=true"
+      set common_options "log_exe_name=true:external_symbolizer_path=$INNERWORKDIR/ArangoDB/utils/llvm-symbolizer-client.py"
 
       switch "$SAN_MODE"
         case "AULSan"

scripts/runTests.fish

@@ -92,6 +92,10 @@ set -g timeout 0
 set -g timeLimit -1
 set -g suiteRunner ""
 
+if test "$SAN" = "On"
+     $INNERWORKDIR/ArangoDB/utils/llvm-symbolizer-server.py > $INNERWORKDIR/symbolizer.log  2>&1 &
+end
+
 switch $TESTSUITE
   case "cluster"
     resetLaunch 4
@@ -138,6 +142,10 @@ end
 
 eval "$suiteRunner"
 
+if test "$SAN" = "On"
+   jobs
+   kill %1
+end
 echo "RESULT: $result"
 
 if test $result = GOOD