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[mptcp-next,v6,9/9] selftests: mptcp: lib: use wait_local_port_listen helper

Message ID 20240527-selftests-net-lib-fixes-v6-9-72411ff2460e@kernel.org (mailing list archive)
State Accepted, archived
Commit 15270f7eb6d00e2f7e67357c265fffe1354d88a7
Delegated to: Matthieu Baerts
Headers show
Series use helpers in lib.sh and net_helpers.sh | expand

Checks

Context Check Description
matttbe/build success Build and static analysis OK
matttbe/checkpatch warning total: 0 errors, 1 warnings, 0 checks, 28 lines checked
matttbe/shellcheck fail ShellCheck issues: mptcp_lib.sh
matttbe/KVM_Validation__normal success Success! ✅
matttbe/KVM_Validation__debug success Success! ✅
matttbe/KVM_Validation__btf__only_bpftest_all_ success Success! ✅

Commit Message

Matthieu Baerts (NGI0) May 27, 2024, 10:58 a.m. UTC 
From: Geliang Tang <tanggeliang@kylinos.cn>

This patch includes net_helper.sh into mptcp_lib.sh, uses the helper
wait_local_port_listen() defined in it to implement the similar mptcp
helper. This can drop some duplicate code.

Signed-off-by: Geliang Tang <tanggeliang@kylinos.cn>
---
 tools/testing/selftests/net/mptcp/mptcp_lib.sh | 16 ++--------------
 1 file changed, 2 insertions(+), 14 deletions(-)
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Patch

diff --git a/tools/testing/selftests/net/mptcp/mptcp_lib.sh b/tools/testing/selftests/net/mptcp/mptcp_lib.sh
index d9e30516dc72..194c8fc2e55a 100644
--- a/tools/testing/selftests/net/mptcp/mptcp_lib.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_lib.sh
@@ -2,6 +2,7 @@ 
 # SPDX-License-Identifier: GPL-2.0
 
 . "$(dirname "${0}")/../lib.sh"
+. "$(dirname "${0}")/../net_helper.sh"
 
 readonly KSFT_PASS=0
 readonly KSFT_FAIL=1
@@ -363,20 +364,7 @@  mptcp_lib_check_transfer() {
 
 # $1: ns, $2: port
 mptcp_lib_wait_local_port_listen() {
-	local listener_ns="${1}"
-	local port="${2}"
-
-	local port_hex
-	port_hex="$(printf "%04X" "${port}")"
-
-	local _
-	for _ in $(seq 10); do
-		ip netns exec "${listener_ns}" cat /proc/net/tcp* | \
-			awk "BEGIN {rc=1} {if (\$2 ~ /:${port_hex}\$/ && \$4 ~ /0A/) \
-			     {rc=0; exit}} END {exit rc}" &&
-			break
-		sleep 0.1
-	done
+	wait_local_port_listen "${@}" "tcp"
 }
 
 mptcp_lib_check_output() {