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add a test of normal TCP query behavior before and after high-water test

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(cherry picked from commit 1383804597)
This commit is contained in:
Evan Hunt
2020-02-28 14:47:10 -08:00
committed by Witold Krecicki
parent 11b80da9ff
commit a8e9ef194c
2 changed files with 25 additions and 1 deletions
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22
bin/tests/system/tcp/tests.sh
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@@ -98,6 +98,16 @@ close_connections() {
send_command "close" "${1}" || return 1
}
# Check TCP connections are working normally before opening
# multiple connections
n=$((n + 1))
echo_i "checking TCP query repsonse ($n)"
ret=0
dig_with_opts +tcp @10.53.0.5 txt.example > dig.out.test$n
grep "status: NXDOMAIN" dig.out.test$n > /dev/null || ret=1
if [ $ret != 0 ]; then echo_i "failed"; fi
status=$((status + ret))
# Check TCP statistics after server startup before using them as a baseline for
# subsequent checks.
n=$((n + 1))
@@ -162,5 +172,17 @@ retry 2 check_stats_limit || ret=1
if [ $ret != 0 ]; then echo_i "failed"; fi
status=$((status + ret))
# Check TCP connections are working normally before opening
# multiple connections
n=$((n + 1))
echo_i "checking TCP response recovery ($n)"
ret=0
# "0" closes all connections
close_connections 0 || ret=1
dig_with_opts +tcp @10.53.0.5 txt.example > dig.out.test$n || ret=1
grep "status: NXDOMAIN" dig.out.test$n > /dev/null || ret=1
if [ $ret != 0 ]; then echo_i "failed"; fi
status=$((status + ret))
echo_i "exit status: $status"
[ $status -eq 0 ] || exit 1