s4-test: added dbcheck run to test suite

This should catch corruption that happens during a test run

Pair-Programmed-With: Andrew Bartlett <abartlet@samba.org>

source4/selftest/quick

@@ -34,3 +34,4 @@ rpc.handles
 rpc.echo
 smb.signing
 drs.unit
+samba4.blackbox.dbcheck

source4/selftest/tests.py

@@ -464,3 +464,6 @@ plantestsuite("samba4.blackbox.provision-backend.py", "none", ["PYTHON=%s" % pyt
 
 # Test renaming the DC
 plantestsuite("samba4.blackbox.renamedc.sh", "none", ["PYTHON=%s" % python, os.path.join(bbdir, "renamedc.sh"), '$PREFIX/provision'])
+
+# check the database is all OK. PLEASE LEAVE THIS AS THE LAST TEST
+plantestsuite("samba4.blackbox.dbcheck.sh", "dc:local", ["PYTHON=%s" % python, os.path.join(bbdir, "dbcheck.sh"), '$PREFIX/provision', configuration])

testprogs/blackbox/dbcheck.sh

@@ -0,0 +1,21 @@
+#!/bin/sh
+
+if [ $# -lt 1 ]; then
+cat <<EOF
+Usage: dbcheck.sh PREFIX
+EOF
+exit 1;
+fi
+
+PREFIX="$1"
+shift 1
+
+. `dirname $0`/subunit.sh
+
+dbcheck() {
+	$BINDIR/samba-tool dbcheck --fix --cross-ncs --yes $@
+}
+
+testit "dbcheck" dbcheck
+
+exit $failed