From patchwork Fri Oct 27 22:57:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mat Martineau X-Patchwork-Id: 13439297 X-Patchwork-Delegate: kuba@kernel.org Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4C3AC41AA1; Fri, 27 Oct 2023 22:57:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="O96sV1i3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EFE76C433CB; Fri, 27 Oct 2023 22:57:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1698447443; bh=zCPFw32MQoNUIdTL34FO8e2tOrxOjgtQ275K/Av8apw=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=O96sV1i38k9XfIyhCKM8pD4/UHoFVPBqtcUnxxSloSF5tdCz57V/nn3EkLPal5Ox8 x5Ujjc8tSb1rBMgi9zGxuU5H3V5FMna8thtScX61NVEcoWPHKNigJsjGoGck1pTX0r FG2axBcYeunl1dqltjjKmsgCaK1cnMIbDDG46hUUlX2goRJvQENZ1qPwKkNu4uE5C5 cqEJnbmDATiRsSvOESe15t0MTkVm5flHsCNHO0d0qN8W9HbpkGCOr/UaMzYmlKsqPs r8K1RrqG+KC0pr7wI91rci3kJc/s9+PnLWd/jccjIu6/lPFPCsM9WmMMNSrZs1eNId 5EnC+BCbLJ0iQ== From: Mat Martineau Date: Fri, 27 Oct 2023 15:57:16 -0700 Subject: [PATCH net-next 15/15] selftests: mptcp: add mptcp_lib_wait_local_port_listen Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231027-send-net-next-2023107-v1-15-03eff9452957@kernel.org> References: <20231027-send-net-next-2023107-v1-0-03eff9452957@kernel.org> In-Reply-To: <20231027-send-net-next-2023107-v1-0-03eff9452957@kernel.org> To: Matthieu Baerts , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: netdev@vger.kernel.org, mptcp@lists.linux.dev, Mat Martineau , Geliang Tang X-Mailer: b4 0.12.4 X-Patchwork-Delegate: kuba@kernel.org From: Geliang Tang To avoid duplicated code in different MPTCP selftests, we can add and use helpers defined in mptcp_lib.sh. wait_local_port_listen() helper is defined in diag.sh, mptcp_connect.sh, mptcp_join.sh and simult_flows.sh, export it into mptcp_lib.sh and rename it with mptcp_lib_ prefix. Use this new helper in all these scripts. Note: We only have IPv4 connections in this helper, not looking at IPv6 (tcp6) but that's OK because we only have IPv4 connections here in diag.sh. Reviewed-by: Matthieu Baerts Signed-off-by: Geliang Tang Signed-off-by: Mat Martineau --- tools/testing/selftests/net/mptcp/diag.sh | 23 +++------------------- tools/testing/selftests/net/mptcp/mptcp_connect.sh | 19 +----------------- tools/testing/selftests/net/mptcp/mptcp_join.sh | 20 +------------------ tools/testing/selftests/net/mptcp/mptcp_lib.sh | 18 +++++++++++++++++ tools/testing/selftests/net/mptcp/simult_flows.sh | 19 +----------------- 5 files changed, 24 insertions(+), 75 deletions(-) diff --git a/tools/testing/selftests/net/mptcp/diag.sh b/tools/testing/selftests/net/mptcp/diag.sh index 85a8ee9395b3..95b498efacd1 100755 --- a/tools/testing/selftests/net/mptcp/diag.sh +++ b/tools/testing/selftests/net/mptcp/diag.sh @@ -182,23 +182,6 @@ chk_msk_inuse() __chk_nr get_msk_inuse $expected "$msg" 0 } -# $1: ns, $2: port -wait_local_port_listen() -{ - local listener_ns="${1}" - local port="${2}" - - local port_hex i - - port_hex="$(printf "%04X" "${port}")" - for i in $(seq 10); do - ip netns exec "${listener_ns}" cat /proc/net/tcp | \ - awk "BEGIN {rc=1} {if (\$2 ~ /:${port_hex}\$/ && \$4 ~ /0A/) {rc=0; exit}} END {exit rc}" && - break - sleep 0.1 - done -} - wait_connected() { local listener_ns="${1}" @@ -222,7 +205,7 @@ echo "a" | \ ip netns exec $ns \ ./mptcp_connect -p 10000 -l -t ${timeout_poll} -w 20 \ 0.0.0.0 >/dev/null & -wait_local_port_listen $ns 10000 +mptcp_lib_wait_local_port_listen $ns 10000 chk_msk_nr 0 "no msk on netns creation" chk_msk_listen 10000 @@ -245,7 +228,7 @@ echo "a" | \ ip netns exec $ns \ ./mptcp_connect -p 10001 -l -s TCP -t ${timeout_poll} -w 20 \ 0.0.0.0 >/dev/null & -wait_local_port_listen $ns 10001 +mptcp_lib_wait_local_port_listen $ns 10001 echo "b" | \ timeout ${timeout_test} \ ip netns exec $ns \ @@ -266,7 +249,7 @@ for I in `seq 1 $NR_CLIENTS`; do ./mptcp_connect -p $((I+10001)) -l -w 20 \ -t ${timeout_poll} 0.0.0.0 >/dev/null & done -wait_local_port_listen $ns $((NR_CLIENTS + 10001)) +mptcp_lib_wait_local_port_listen $ns $((NR_CLIENTS + 10001)) for I in `seq 1 $NR_CLIENTS`; do echo "b" | \ diff --git a/tools/testing/selftests/net/mptcp/mptcp_connect.sh b/tools/testing/selftests/net/mptcp/mptcp_connect.sh index 537f180aa51e..7898d62fce0b 100755 --- a/tools/testing/selftests/net/mptcp/mptcp_connect.sh +++ b/tools/testing/selftests/net/mptcp/mptcp_connect.sh @@ -310,23 +310,6 @@ do_ping() return 0 } -# $1: ns, $2: port -wait_local_port_listen() -{ - local listener_ns="${1}" - local port="${2}" - - local port_hex i - - port_hex="$(printf "%04X" "${port}")" - for i 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 -} - do_transfer() { local listener_ns="$1" @@ -408,7 +391,7 @@ do_transfer() $extra_args $local_addr < "$sin" > "$sout" & local spid=$! - wait_local_port_listen "${listener_ns}" "${port}" + mptcp_lib_wait_local_port_listen "${listener_ns}" "${port}" local start start=$(date +%s%3N) diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh index cd3412eac8a7..995280882428 100755 --- a/tools/testing/selftests/net/mptcp/mptcp_join.sh +++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh @@ -580,24 +580,6 @@ link_failure() done } -# $1: ns, $2: port -wait_local_port_listen() -{ - local listener_ns="${1}" - local port="${2}" - - local port_hex - port_hex="$(printf "%04X" "${port}")" - - local i - for i in $(seq 10); do - ip netns exec "${listener_ns}" cat /proc/net/tcp* | \ - awk "BEGIN {rc=1} {if (\$2 ~ /:${port_hex}\$/ && \$4 ~ /0A/) {rc=0; exit}} END {exit rc}" && - break - sleep 0.1 - done -} - rm_addr_count() { mptcp_lib_get_counter "${1}" "MPTcpExtRmAddr" @@ -1082,7 +1064,7 @@ do_transfer() fi local spid=$! - wait_local_port_listen "${listener_ns}" "${port}" + mptcp_lib_wait_local_port_listen "${listener_ns}" "${port}" extra_cl_args="$extra_args $extra_cl_args" if [ "$test_linkfail" -eq 0 ];then diff --git a/tools/testing/selftests/net/mptcp/mptcp_lib.sh b/tools/testing/selftests/net/mptcp/mptcp_lib.sh index 9e51b9471d3a..1f8be9dd0e20 100644 --- a/tools/testing/selftests/net/mptcp/mptcp_lib.sh +++ b/tools/testing/selftests/net/mptcp/mptcp_lib.sh @@ -281,3 +281,21 @@ mptcp_lib_check_transfer() { return 0 } + +# $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 ~ /:${port_hex}\$/ && \$4 ~ /0A/) \ + {rc=0; exit}} END {exit rc}" && + break + sleep 0.1 + done +} diff --git a/tools/testing/selftests/net/mptcp/simult_flows.sh b/tools/testing/selftests/net/mptcp/simult_flows.sh index ce9203b817f8..ae8ad5d6fb9d 100755 --- a/tools/testing/selftests/net/mptcp/simult_flows.sh +++ b/tools/testing/selftests/net/mptcp/simult_flows.sh @@ -123,23 +123,6 @@ setup() grep -q ' kmemleak_init$\| lockdep_init$\| kasan_init$\| prove_locking$' /proc/kallsyms && slack=$((slack+550)) } -# $1: ns, $2: port -wait_local_port_listen() -{ - local listener_ns="${1}" - local port="${2}" - - local port_hex i - - port_hex="$(printf "%04X" "${port}")" - for i 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 -} - do_transfer() { local cin=$1 @@ -179,7 +162,7 @@ do_transfer() 0.0.0.0 < "$sin" > "$sout" & local spid=$! - wait_local_port_listen "${ns3}" "${port}" + mptcp_lib_wait_local_port_listen "${ns3}" "${port}" timeout ${timeout_test} \ ip netns exec ${ns1} \