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From patchwork Tue Jul 3 18:32:18 2018
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Subject: [ovs-dev] ofproto-macros: Ignore "Dropped # log messages" in
check_logs.
X-Patchwork-Submitter: Ben Pfaff <blp@ovn.org>
X-Patchwork-Id: 938851
Message-Id: <20180703183218.32329-1-blp@ovn.org>
To: dev@openvswitch.org
Cc: Ben Pfaff <blp@ovn.org>
Date: Tue, 3 Jul 2018 11:32:18 -0700
From: Ben Pfaff <blp@ovn.org>
List-Id: <ovs-dev.openvswitch.org>
check_logs ignores some log messages, but it wasn't smart enough to ignore
the messages that said that the ignored messages had been rate-limited.
This fixes the problem.
It's OK to ignore all rate-limiting messages because they only appear if at
least one message was not rate-limited, which check_logs will catch anyway.
Reported-by: Timothy Redaelli <tredaelli@redhat.com>
Reported-at: https://mail.openvswitch.org/pipermail/ovs-discuss/2018-July/046978.html
Signed-off-by: Ben Pfaff <blp@ovn.org>
Tested-By: Timothy Redaelli <tredaelli@redhat.com>
---
tests/ofproto-macros.at | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/tests/ofproto-macros.at b/tests/ofproto-macros.at
index 7388a20a2236..2a56ae6e2f3e 100644
--- a/tests/ofproto-macros.at
+++ b/tests/ofproto-macros.at
@@ -400,6 +400,11 @@ check_logs () {
# all "connection reset" warning logs for similar reasons (either EPIPE or
# ECONNRESET can be returned on a send depending on whether the peer had
# unconsumed data when it closed the socket).
+ #
+ # We also ignore "Dropped # log messages..." messages. Otherwise, even if
+ # we ignore the messages that were rate-limited, we can end up failing just
+ # because of the announcement that rate-limiting happened (and in a racy,
+ # timing-dependent way, too).
sed -n "$1
/reset by peer/d
/Broken pipe/d
@@ -408,6 +413,7 @@ check_logs () {
/timeval.*disk: [[0-9]]* reads, [[0-9]]* writes/d
/timeval.*context switches: [[0-9]]* voluntary, [[0-9]]* involuntary/d
/ovs_rcu.*blocked [[0-9]]* ms waiting for .* to quiesce/d
+/Dropped [[0-9]]* log messages/d
/|WARN|/p
/|ERR|/p
/|EMER|/p" ${logs}