test/vstart_wrapper.sh: display_log on test failure

qa/workunits/ceph-helpers.sh

@@ -1638,18 +1638,24 @@ function test_wait_background() {
 
 function flush_pg_stats()
 {
+    local timeout=${1:-$TIMEOUT}
+
     ids=`ceph osd ls`
     seqs=''
     for osd in $ids; do
 	    seq=`ceph tell osd.$osd flush_pg_stats`
 	    seqs="$seqs $osd-$seq"
     done
+
     for s in $seqs; do
 	    osd=`echo $s | cut -d - -f 1`
 	    seq=`echo $s | cut -d - -f 2`
 	    echo "waiting osd.$osd seq $seq"
 	    while test $(ceph osd last-stat-seq $osd) -lt $seq; do
             sleep 1
+            if [ $((timeout--)) -eq 0 ]; then
+                return 1
+            fi
         done
     done
 }

qa/workunits/cephtool/test.sh

@@ -294,24 +294,6 @@ function test_tiering_agent()
   ceph osd pool delete $slow $slow --yes-i-really-really-mean-it
 }
 
-function flush_pg_stats()
-{
-    ids=`ceph osd ls`
-    seqs=''
-    for osd in $ids
-    do
-	seq=`ceph tell osd.$osd flush_pg_stats`
-	seqs="$seqs $osd-$seq"
-    done
-    for s in $seqs
-    do
-	osd=`echo $s | cut -d - -f 1`
-	seq=`echo $s | cut -d - -f 2`
-	echo "waiting osd.$osd seq $seq"
-	while test $(ceph osd last-stat-seq $osd) -lt $seq; do sleep 1 ; done
-    done
-}
-
 function test_tiering_1()
 {
   # tiering

src/test/vstart_wrapper.sh

@@ -62,7 +62,13 @@ function main()
 {
     teardown $CEPH_DIR
     vstart_setup || return 1
-    CEPH_CONF=$CEPH_DIR/ceph.conf "$@" || return 1
+    if CEPH_CONF=$CEPH_DIR/ceph.conf "$@"; then
+        code=0
+    else
+        code=1
+        display_logs $CEPH_OUT_DIR
+    fi
+    return $code
 }
 
 main "$@"