numam-spdk/test/dpdk_memory_utility/test_dpdk_mem_info.sh
Michal Berger 9d48662103 check_format: Ignore shellcheck's SC2128 and SC2178 directives
These are currently prone to false-positives especially in terms of
scoping. Consider the following:

foo() {
	local bar=(42)
	echo "${bar[*]}"
}

bar=43
foo
echo "$bar"

Some versions of shellcheck, including the latest, 0.7.2, complain
about $bar being reused as a plain string here. This is incorrect
since foo() holds its own copy of bar[@] hence the assignment which
takes place outside of it doesn't affect its content.

SC2178 can be mitigated be reversing the order of declaration:

bar=43
foo() { ... }
...

but the SC2128 still remains.

Currently, in our code majority of these warnings are coming from
false-positives due to initial source'ing which most of our test
scripts do (e.g. they fetch a function where local bar=() is used
and in the test itself $bar happens to be assigned a plain string.
This is still valid code).

To mitigate, disable these directives untill shellcheck is capable
of properly interpreting scoping when checking them.

Signed-off-by: Michal Berger <michalx.berger@intel.com>
Change-Id: Ifbde973eae6e261d79e1c340eb28644bce5f4e45
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/8503
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Karol Latecki <karol.latecki@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
2021-06-30 22:43:05 +00:00

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#!/usr/bin/env bash
testdir=$(readlink -f $(dirname $0))
rootdir=$(readlink -f $testdir/../..)
source $rootdir/test/common/autotest_common.sh
rpc_py="$rootdir/scripts/rpc.py"
MEM_SCRIPT="$rootdir/scripts/dpdk_mem_info.py"
"${SPDK_APP[@]}" &
spdkpid=$!
waitforlisten $spdkpid
trap 'killprocess $spdkpid' SIGINT SIGTERM EXIT
$rpc_py env_dpdk_get_mem_stats
$MEM_SCRIPT
$MEM_SCRIPT -m 0
trap - SIGINT SIGTERM EXIT
killprocess $spdkpid