From nobody Mon Jun 8 13:23:43 2026 Received: from out-177.mta0.migadu.com (out-177.mta0.migadu.com [91.218.175.177]) (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 97F68358384 for ; Fri, 29 May 2026 02:12:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.177 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780020737; cv=none; b=nHJc9X5RKJyq9jdPXVVfaknBlE4mbzgDa7jaAviZSMW27VWDXEK8Yect37jnxU4XRZ/2QoGRCogJblRt0Ia0CjKfaUOasWL2L0OezyUMw1uxwlIXRVMT0iNUlFiR6q8/Wk3iNxyaoDYHAFwdmP4wLrWdmwfjqk2bDvcKKT4qaE0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780020737; c=relaxed/simple; bh=MF8FO56Msgy/cx81C5qSunb9zjw5ip5KruUP+aX4g08=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=IdM1z3vopPNsmOoL+IIDLuwN9xRWqO+W+b4usFFXkxdmD5PqdMKdGRybpz0aPAA1JyqXWXSzDzstS823Qv5dc6gOAGOp6RUL0zgAZF/NGoYCyD227ElJMxEfplOmRKQkh8F5ZLN+1em04m9JiwrJQQGySaex6mvzqAU8pyjIoV4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=lc2X7KCY; arc=none smtp.client-ip=91.218.175.177 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="lc2X7KCY" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1780020722; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=mQ7SFJ9UYfHWwn9AJeJt/zd1yG2GZC6kAhdDdPj35U0=; b=lc2X7KCYdxZ6YzxC72PCbcD8iy9PtqYThKq67VJlB3i4HcPDmqGpwz1DjqVhMXN4ZnoH8E E65o/S3+PgJ4oPoEKslk3rfunHX/RWdjOpj7+IJ7mPhdvtA4hav/n+ztsHkSP2J9qMwgYM jRdJcLF1zpoXvc60XqLIjnKmGeaZMqk= From: Qingfang Deng To: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Shuah Khan , Qingfang Deng , linux-ppp@vger.kernel.org, netdev@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Matthieu Baerts Subject: [PATCH net-next v2] selftests: net: add socat syslog for PPPoL2TP Date: Fri, 29 May 2026 10:11:42 +0800 Message-ID: <20260529021146.5739-1-qingfang.deng@linux.dev> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Migadu-Flow: FLOW_OUT Content-Type: text/plain; charset="utf-8" As done in pppoe.sh, start socat as the syslog listener. In case the test fails, dump its log to see what's going on. Signed-off-by: Qingfang Deng Reviewed-by: Matthieu Baerts --- v2: move syslog dump to the end and use EXIT_STATUS v1: https://lore.kernel.org/netdev/20260526014152.532505-1-qingfang.deng@li= nux.dev/ tools/testing/selftests/net/ppp/pppol2tp.sh | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/tools/testing/selftests/net/ppp/pppol2tp.sh b/tools/testing/se= lftests/net/ppp/pppol2tp.sh index 5b592785f1f9..37c4d56c5c6e 100755 --- a/tools/testing/selftests/net/ppp/pppol2tp.sh +++ b/tools/testing/selftests/net/ppp/pppol2tp.sh @@ -9,10 +9,12 @@ OUTER_IP_SERVER=3D"172.16.1.1" OUTER_IP_CLIENT=3D"172.16.1.2" =20 PPPOL2TP_DIR=3D$(mktemp -d /tmp/pppol2tp.XXXXXX) +PPPOL2TP_LOG=3D"$PPPOL2TP_DIR/l2tp.log" =20 # shellcheck disable=3DSC2329 cleanup() { cleanup_all_ns + [ -n "$SOCAT_PID" ] && kill_process "$SOCAT_PID" rm -rf "$PPPOL2TP_DIR" } =20 @@ -31,6 +33,10 @@ ip -netns "$NS_CLIENT" link set "$VETH_CLIENT" up ip -netns "$NS_SERVER" address add dev "$VETH_SERVER" "$OUTER_IP_SERVER" p= eer "$OUTER_IP_CLIENT" ip -netns "$NS_CLIENT" address add dev "$VETH_CLIENT" "$OUTER_IP_CLIENT" p= eer "$OUTER_IP_SERVER" =20 +# Start socat as syslog listener +socat -v -u UNIX-RECV:/dev/log OPEN:/dev/null > "$PPPOL2TP_LOG" 2>&1 & +SOCAT_PID=3D$! + # Generate configuration files cat > "$PPPOL2TP_DIR/l2tp-server.conf" <