Spdk/test/iscsi_tgt/ip_migration/ip_migration.sh
Ziye Yang 687a9ab516 iscsi migration test: Extend the execution time of fio.
When we conduct the ip migration test (i.e., switch the iSCSI target
process from to first process to
second). This time may exceed the 5s in some cases, so
FIO process will exit with error and make the test fail.
Because The total FIO execution time is 10s, and we sleep 5s
in the script. So propose the following approach:

1 Change the sleep from 5s to 3s, we do not need to sleep
it too long for FIO.
2 Extend the FIO execution time from 10s to 12s.

Signed-off-by: Ziye Yang <ziye.yang@intel.com>
Change-Id: I07d488c6e8a94733534acc1acd2ba8778c4d2eb3
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/2801
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2020-06-10 13:55:40 +00:00

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#!/usr/bin/env bash
testdir=$(readlink -f $(dirname $0))
rootdir=$(readlink -f $testdir/../../..)
source $rootdir/test/common/autotest_common.sh
source $rootdir/test/iscsi_tgt/common.sh
# $1 = "iso" - triggers isolation mode (setting up required environment).
# $2 = test type posix or vpp. defaults to posix.
iscsitestinit $1 $2
rpc_py="$rootdir/scripts/rpc.py"
fio_py="$rootdir/scripts/fio.py"
# Namespaces are NOT used here on purpose. This test requires changes to detect
# ifc_index for interface that was put into namespace. Needed for net_interface_add_ip_address.
# Reset ISCSI_APP[] to use only the plain app for this test without TARGET_NS_CMD preset.
source "$rootdir/test/common/applications.sh"
NETMASK=127.0.0.0/24
MIGRATION_ADDRESS=127.0.0.2
function kill_all_iscsi_target() {
for ((i = 0; i < 2; i++)); do
rpc_addr="/var/tmp/spdk${i}.sock"
$rpc_py -s $rpc_addr spdk_kill_instance SIGTERM
done
}
function rpc_config() {
# $1 = RPC server address
# $2 = Netmask
$rpc_py -s $1 iscsi_create_initiator_group $INITIATOR_TAG $INITIATOR_NAME $2
$rpc_py -s $1 bdev_malloc_create 64 512
}
function rpc_validate_ip() {
# Always delete the IP first in case it is there already
cmd="$rpc_py -s $1 net_interface_delete_ip_address 1 $MIGRATION_ADDRESS"
if $cmd; then
echo "Delete existing IP succeeded."
else
echo "Ignore the failure as IP did not exist."
fi
cmd="$rpc_py -s $1 net_interface_add_ip_address 1 $MIGRATION_ADDRESS"
if $cmd; then
echo "Add new IP succeeded."
else
echo "Add new IP failed. Expected to succeed..."
exit 1
fi
# Add same IP again
if $cmd; then
echo "Same IP existed. Expected to fail..."
exit 1
fi
cmd="$rpc_py -s $1 net_interface_delete_ip_address 1 $MIGRATION_ADDRESS"
if $cmd; then
echo "Delete existing IP succeeded."
else
echo "Delete existing IP failed. Expected to succeed..."
exit 1
fi
# Delete same IP again
if $cmd; then
echo "No required IP existed. Expected to fail..."
exit 1
fi
}
function rpc_add_target_node() {
$rpc_py -s $1 net_interface_add_ip_address 1 $MIGRATION_ADDRESS
$rpc_py -s $1 iscsi_create_portal_group $PORTAL_TAG $MIGRATION_ADDRESS:$ISCSI_PORT
$rpc_py -s $1 iscsi_create_target_node target1 target1_alias 'Malloc0:0' $PORTAL_TAG:$INITIATOR_TAG 64 -d
$rpc_py -s $1 net_interface_delete_ip_address 1 $MIGRATION_ADDRESS
}
echo "Running ip migration tests"
for ((i = 0; i < 2; i++)); do
timing_enter start_iscsi_tgt_$i
rpc_addr="/var/tmp/spdk${i}.sock"
# TODO: run the different iSCSI instances on non-overlapping CPU masks
"${ISCSI_APP[@]}" -r $rpc_addr -i $i -m $ISCSI_TEST_CORE_MASK --wait-for-rpc &
pid=$!
echo "Process pid: $pid"
trap 'kill_all_iscsi_target; exit 1' SIGINT SIGTERM EXIT
waitforlisten $pid $rpc_addr
$rpc_py -s $rpc_addr iscsi_set_options -o 30 -a 64
$rpc_py -s $rpc_addr framework_start_init
echo "iscsi_tgt is listening. Running tests..."
timing_exit start_iscsi_tgt_$i
rpc_config $rpc_addr $NETMASK
trap 'kill_all_iscsi_target; iscsitestfini $1 $2; exit 1' \
SIGINT SIGTERM EXIT
done
rpc_first_addr="/var/tmp/spdk0.sock"
rpc_validate_ip $rpc_first_addr
rpc_add_target_node $rpc_first_addr
sleep 1
iscsiadm -m discovery -t sendtargets -p $MIGRATION_ADDRESS:$ISCSI_PORT
sleep 1
iscsiadm -m node --login -p $MIGRATION_ADDRESS:$ISCSI_PORT
waitforiscsidevices 1
# fio tests for multi-process
$fio_py -p iscsi -i 4096 -d 32 -t randrw -r 12 &
fiopid=$!
sleep 3
$rpc_py -s $rpc_first_addr spdk_kill_instance SIGTERM
rpc_second_addr="/var/tmp/spdk1.sock"
rpc_add_target_node $rpc_second_addr
wait $fiopid
trap - SIGINT SIGTERM EXIT
iscsicleanup
$rpc_py -s $rpc_second_addr spdk_kill_instance SIGTERM
iscsitestfini $1 $2