test: Add autotest for ip migration.

Change-Id: Ic62badb272655b68883d3fe3484b2e67e01837e4
Signed-off-by: Cunyin Chang <cunyin.chang@intel.com>

autotest.sh

@@ -101,6 +101,9 @@ if [ $(uname -s) = Linux ]; then
 	run_test ./test/iscsi_tgt/reset/reset.sh
 	run_test ./test/iscsi_tgt/rpc_config/rpc_config.sh
 	run_test ./test/iscsi_tgt/idle_migration/idle_migration.sh
+	if [ $RUN_NIGHTLY -eq 1 ]; then
+		run_test ./test/iscsi_tgt/ip_migration/ip_migration.sh
+	fi
 	run_test ./test/iscsi_tgt/ext4test/ext4test.sh
 	run_test ./test/iscsi_tgt/rbd/rbd.sh
 	timing_exit iscsi_tgt

test/iscsi_tgt/ip_migration/ip_migration.sh

@@ -0,0 +1,94 @@
+#!/usr/bin/env bash
+
+testdir=$(readlink -f $(dirname $0))
+rootdir=$testdir/../../..
+source $rootdir/scripts/autotest_common.sh
+
+if [ -z "$TARGET_IP" ]; then
+	echo "TARGET_IP not defined in environment"
+	exit 1
+fi
+
+if [ -z "$INITIATOR_IP" ]; then
+	echo "INITIATOR_IP not defined in environment"
+	exit 1
+fi
+
+rpc_py="python $rootdir/scripts/rpc.py"
+fio_py="python $rootdir/scripts/fio.py"
+
+function kill_all_iscsi_target() {
+	for ((i=0; i<${#pid[*]}; i++))
+	do
+		$rpc_py -p $i kill_instance SIGTERM
+	done
+}
+
+function rpc_config() {
+	# $1 = instanceID
+	# $2 = Netmask
+	$rpc_py -p $1 add_initiator_group 1 ALL $2
+	$rpc_py -p $1 construct_malloc_bdev 64 512
+}
+function rpc_add_ip() {
+	$rpc_py -p $1  add_ip_address 1 $2
+}
+
+timing_enter ip_migration
+
+# iSCSI target configuration
+
+PORT=3260
+RPC_PORT=5260
+NETMASK=127.0.0.0/24
+MIGRATION_ADDRESS=127.0.0.2
+#The iscsi target process parameter array
+dpdk_file_prefix=(target1 target2)
+instanceID=(0 1)
+
+echo "Running ip migration tests"
+exe=./app/iscsi_tgt/iscsi_tgt
+for ((i=0; i<${#dpdk_file_prefix[*]}; i++))
+do
+	$exe -c $testdir/iscsi.conf -i ${instanceID[$i]} -s 1000 &
+	pid[$i]=$!
+	echo "Process pid: ${pid[$i]}"
+
+	trap "kill_all_iscsi_target; exit 1" SIGINT SIGTERM EXIT
+
+	waitforlisten ${pid[i]} $(expr $RPC_PORT + ${instanceID[$i]})
+	echo "iscsi_tgt is listening. Running tests..."
+	rpc_config ${instanceID[$i]} $NETMASK
+	trap "kill_all_iscsi_target; exit 1" \
+		SIGINT SIGTERM EXIT
+done
+
+rpc_add_ip ${instanceID[0]} $MIGRATION_ADDRESS
+$rpc_py -p ${instanceID[0]} add_portal_group 1 $MIGRATION_ADDRESS:$PORT
+$rpc_py -p ${instanceID[0]} construct_target_node ${dpdk_file_prefix[0]} ${dpdk_file_prefix[0]}_alias 'Malloc0:0' '1:1' 64 1 0 0 0
+
+sleep 1
+iscsiadm -m discovery -t sendtargets -p $MIGRATION_ADDRESS:$PORT
+sleep 1
+iscsiadm -m node --login -p $MIGRATION_ADDRESS:$PORT
+
+# fio tests for multi-process
+sleep 1
+$fio_py 4096 32 randrw 10 &
+fiopid=$!
+sleep 5
+
+$rpc_py -p 0 kill_instance SIGTERM
+
+rpc_add_ip ${instanceID[1]} $MIGRATION_ADDRESS
+$rpc_py -p ${instanceID[1]} add_portal_group 1 $MIGRATION_ADDRESS:$PORT
+$rpc_py -p ${instanceID[1]} construct_target_node ${dpdk_file_prefix[0]} ${dpdk_file_prefix[0]}_alias 'Malloc0:0' '1:1' 64 1 0 0 0
+
+wait $fiopid
+
+trap - SIGINT SIGTERM EXIT
+
+iscsicleanup
+
+$rpc_py -p 1 kill_instance SIGTERM
+timing_exit ip_migration

test/iscsi_tgt/ip_migration/iscsi.conf

@@ -0,0 +1,14 @@
+[Global]
+  ReactorMask 0xFFFF
+  LogFacility "local7"
+
+[iSCSI]
+  NodeBase "iqn.2016-06.io.spdk"
+  AuthFile /usr/local/etc/spdk/auth.conf
+  Timeout 30
+  DiscoveryAuthMethod Auto
+  MaxSessions 64
+  ImmediateData Yes
+  ErrorRecoveryLevel 0
+[Rpc]
+  Enable Yes