hijack.sh: fail if the logger trace is empty

Does not completely fixes thesofproject#297 but goes a long way. Signed-off-by: Marc Herbert <marc.herbert@intel.com>
marc-hb · Sep 18, 2020 · b43659e · b43659e
1 parent a2669ff
commit b43659e
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/case-lib/hijack.sh b/case-lib/hijack.sh
@@ -48,6 +48,12 @@ function func_exit_handler()
         # shellcheck disable=SC2154
         wcLog=$(wc -l "$logfile")
         dlogi "nlines=$wcLog"
+        nlines=$(cat "$logfile" | wc -l)
+        # Line 1 is the header
+        if [ "$nlines" -le 1 ]; then
+            dloge "Empty logger trace"
+            exit_status=1
+        fi
     fi
     # when case ends, store kernel log
     # /var/log/kern.log format: