check_http update jq handling

check_http

@@ -115,6 +115,7 @@ sLabel=$(        ph.getValueWithParam ""    l "$@")
 
 curlParams+=" -si -X $sMethod --connect-timeout 10"
 sProblems=
+sInfos=
 sOK=
 
 if [ -z "$sUrl" ]; then
@@ -136,6 +137,13 @@ else
 
     if [ -n "$sJq" ]; then
         _body=$( jq "$sJq" <<< "$_body" 2>/dev/null )
+        if [ -z "$_body" ]; then
+            ph.setStatus critical
+            sProblems+="- jq filter [$sJq] was applied and resulted in an empty result.\n"
+        else
+            sInfos+="- jq filter [$sJq] was applied.\n"
+            sInfos+="${_body}"
+        fi
     fi
 
     # --- test status
@@ -205,6 +213,7 @@ fi
 # --- output
 test -n "$sProblems" && sProblems="Problems:\n$sProblems\n"
 test -n "$sOK"       && sOK="Found:\n$sOK"
+test -n "$sInfos"    && sInfos="\nHints:\n$sInfos"
 
 test -n "$sLabel" && ( 
     ph.status "$sLabel" 
@@ -213,7 +222,7 @@ test -n "$sLabel" && (
 test -n "$sLabel" || ph.status "$sMethod $sUrl ($iHttpStatus)"
 
 echo
-echo -e "${sProblems}${sOK}"
+echo -e "${sProblems}${sOK}${sInfos}"
 
 test -n "${sProblems}" && (echo "RESPONSE HEADER:"; echo; echo "$_header")