From aee8464aaa01a1740eeab6e47d76621d8e7c740c Mon Sep 17 00:00:00 2001
From: Garming Sam <garming@catalyst.net.nz>
Date: Mon, 18 Dec 2017 12:30:15 +1300
Subject: [PATCH] functionalprep.sh: Add a test to show that functional prep
 works on old databases

Signed-off-by: Garming Sam <garming@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
---
 testprogs/blackbox/functionalprep.sh | 39 ++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/testprogs/blackbox/functionalprep.sh b/testprogs/blackbox/functionalprep.sh
index 8bc2d243fa9..a3cb0e3bc91 100755
--- a/testprogs/blackbox/functionalprep.sh
+++ b/testprogs/blackbox/functionalprep.sh
@@ -15,6 +15,9 @@ shift 1
 RELEASE="release-4-8-0-pre1"
 release_dir=`dirname $0`/../../source4/selftest/provisions/$RELEASE
 
+OLD_RELEASE="release-4-1-0rc3"
+old_release_dir=`dirname $0`/../../source4/selftest/provisions/$OLD_RELEASE
+
 cleanup_output_directories()
 {
     if [ -d $PREFIX_ABS/2012R2_schema ]; then
@@ -24,6 +27,10 @@ cleanup_output_directories()
     if [ -d $PREFIX_ABS/$RELEASE ]; then
         rm -fr $PREFIX_ABS/$RELEASE
     fi
+
+    if [ -d $PREFIX_ABS/$OLD_RELEASE ]; then
+        rm -fr $PREFIX_ABS/$OLD_RELEASE
+    fi
 }
 
 undump() {
@@ -35,6 +42,16 @@ undump() {
    fi
 }
 
+undump_old() {
+   if test -x $BINDIR/tdbrestore;
+   then
+       `dirname $0`/../../source4/selftest/provisions/undump.sh $old_release_dir $PREFIX_ABS/$OLD_RELEASE $BINDIR/tdbrestore
+   else
+       `dirname $0`/../../source4/selftest/provisions/undump.sh $old_release_dir $PREFIX_ABS/$OLD_RELEASE
+   fi
+}
+
+
 PROVISION_OPTS="--use-ntvfs --host-ip6=::1 --host-ip=127.0.0.1"
 
 provision_2012r2() {
@@ -57,6 +74,20 @@ functional_prep() {
     $BINDIR/samba-tool domain functionalprep -H tdb://$PREFIX_ABS/2012R2_schema/private/sam.ldb --function-level=2012_R2
 }
 
+functional_prep_old() {
+    $BINDIR/samba-tool domain functionalprep -H tdb://$PREFIX_ABS/$OLD_RELEASE/private/sam.ldb --function-level=2012_R2
+}
+
+steal_roles() {
+    # Must steal schema master and infrastructure roles first
+    $BINDIR/samba-tool fsmo seize --role=schema -H tdb://$PREFIX_ABS/$OLD_RELEASE/private/sam.ldb --force
+    $BINDIR/samba-tool fsmo seize --role=infrastructure -H tdb://$PREFIX_ABS/$OLD_RELEASE/private/sam.ldb --force
+}
+
+schema_upgrade() {
+    $BINDIR/samba-tool domain schemaupgrade -H tdb://$PREFIX_ABS/$OLD_RELEASE/private/sam.ldb --schema=2012_R2
+}
+
 # double-check we cleaned up from the last test run
 cleanup_output_directories
 
@@ -71,6 +102,14 @@ testit "functional_prep" functional_prep
 # check that the databases are now the same
 testit "check_databases_same" ldapcmp
 
+testit $OLD_RELEASE undump_old
+
+testit "steal_roles" steal_roles
+
+testit "schema_upgrade" schema_upgrade
+
+testit "functional_prep_old" functional_prep_old
+
 cleanup_output_directories
 
 exit $failed