testsuite: get stacktrace if test drops core

Requires lvm be built with debugging (-g).
Also requires 'ulimit -c' be non-zero (to drop core file).

diff --git a/WHATS_NEW b/WHATS_NEW
index 23a369b1a6a805ef68be77a4e35f5354fc4941b4..3481e2c35b493ec5a14f320d5e32d689c3ccc04f 100644 (file)
--- a/WHATS_NEW
+++ b/WHATS_NEW
@@ -1,5 +1,6 @@
 Version 2.02.63 - 
 ================================
+  Get stacktrace if testsuite test drops core and lvm was built with debugging.
   Disable long living process flag in lvm2app.
   Fix pvcreate device md filter check.
   Suppress repeated errors about the same missing PV uuids.

diff --git a/test/test-utils.sh b/test/test-utils.sh
index 6606c56fff2b2dd856ef55148c873aa8d05f329c..46155dc570256a1c8affff3fca4e7bf5638de6da 100644 (file)
--- a/test/test-utils.sh
+++ b/test/test-utils.sh
@@ -24,6 +24,21 @@ STACKTRACE() {
                echo "$i ${FUNC}() called from ${BASH_SOURCE[$i]}:${BASH_LINENO[$i]}"
                i=$(($i + 1));
        done
+
+       # Attempt to get a stacktrace if a core file exists
+       # and the lvm binary was built with debugging
+       TEST_LVM_BINARY=$(dirname $(which lvm))/../../tools/lvm
+       TEST_LVM_CORE=`ls core* | head -1`
+       GDB_BINARY=`which gdb`
+       READELF_BINARY=`which readelf`
+       if [ -n "$TEST_LVM_CORE" -a -n "$GDB_BINARY" -a -n "$READELF_BINARY" ]; then
+               if $READELF_BINARY -S $TEST_LVM_BINARY 2>&1 | grep -q .debug_info; then
+                       echo bt full > gdb_commands.txt
+                       echo l >> gdb_commands.txt
+                       echo quit >> gdb_commands.txt
+                       $GDB_BINARY -batch -c $TEST_LVM_CORE -x gdb_commands.txt $TEST_LVM_BINARY
+               fi
+       fi
 }
 
 init_udev_transaction() {