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Date: Tue, 26 Jun 2018 02:06:06 +0200
From: Petr Machata <petrm@...lanox.com>
To: netdev@...r.kernel.org, linux-kselftest@...r.kernel.org
Cc: davem@...emloft.net, shuah@...nel.org
Subject: [PATCH net-next 1/6] selftests: forwarding: Move multipath_eval() to
lib.sh
This function will be useful for the GRE multipath test that is coming
later.
Signed-off-by: Petr Machata <petrm@...lanox.com>
Reviewed-by: Ido Schimmel <idosch@...lanox.com>
---
tools/testing/selftests/net/forwarding/lib.sh | 39 ++++++++++++++++++++++
.../selftests/net/forwarding/router_multipath.sh | 39 ----------------------
2 files changed, 39 insertions(+), 39 deletions(-)
diff --git a/tools/testing/selftests/net/forwarding/lib.sh b/tools/testing/selftests/net/forwarding/lib.sh
index 7b18a53aa556..7fae805147ae 100644
--- a/tools/testing/selftests/net/forwarding/lib.sh
+++ b/tools/testing/selftests/net/forwarding/lib.sh
@@ -557,6 +557,45 @@ tests_run()
done
}
+multipath_eval()
+{
+ local desc="$1"
+ local weight_rp12=$2
+ local weight_rp13=$3
+ local packets_rp12=$4
+ local packets_rp13=$5
+ local weights_ratio packets_ratio diff
+
+ RET=0
+
+ if [[ "$packets_rp12" -eq "0" || "$packets_rp13" -eq "0" ]]; then
+ check_err 1 "Packet difference is 0"
+ log_test "Multipath"
+ log_info "Expected ratio $weights_ratio"
+ return
+ fi
+
+ if [[ "$weight_rp12" -gt "$weight_rp13" ]]; then
+ weights_ratio=$(echo "scale=2; $weight_rp12 / $weight_rp13" \
+ | bc -l)
+ packets_ratio=$(echo "scale=2; $packets_rp12 / $packets_rp13" \
+ | bc -l)
+ else
+ weights_ratio=$(echo "scale=2; $weight_rp13 / $weight_rp12" | \
+ bc -l)
+ packets_ratio=$(echo "scale=2; $packets_rp13 / $packets_rp12" | \
+ bc -l)
+ fi
+
+ diff=$(echo $weights_ratio - $packets_ratio | bc -l)
+ diff=${diff#-}
+
+ test "$(echo "$diff / $weights_ratio > 0.15" | bc -l)" -eq 0
+ check_err $? "Too large discrepancy between expected and measured ratios"
+ log_test "$desc"
+ log_info "Expected ratio $weights_ratio Measured ratio $packets_ratio"
+}
+
##############################################################################
# Tests
diff --git a/tools/testing/selftests/net/forwarding/router_multipath.sh b/tools/testing/selftests/net/forwarding/router_multipath.sh
index 8b6d0fb6d604..79a209927962 100755
--- a/tools/testing/selftests/net/forwarding/router_multipath.sh
+++ b/tools/testing/selftests/net/forwarding/router_multipath.sh
@@ -159,45 +159,6 @@ router2_destroy()
vrf_destroy "vrf-r2"
}
-multipath_eval()
-{
- local desc="$1"
- local weight_rp12=$2
- local weight_rp13=$3
- local packets_rp12=$4
- local packets_rp13=$5
- local weights_ratio packets_ratio diff
-
- RET=0
-
- if [[ "$packets_rp12" -eq "0" || "$packets_rp13" -eq "0" ]]; then
- check_err 1 "Packet difference is 0"
- log_test "Multipath"
- log_info "Expected ratio $weights_ratio"
- return
- fi
-
- if [[ "$weight_rp12" -gt "$weight_rp13" ]]; then
- weights_ratio=$(echo "scale=2; $weight_rp12 / $weight_rp13" \
- | bc -l)
- packets_ratio=$(echo "scale=2; $packets_rp12 / $packets_rp13" \
- | bc -l)
- else
- weights_ratio=$(echo "scale=2; $weight_rp13 / $weight_rp12" | \
- bc -l)
- packets_ratio=$(echo "scale=2; $packets_rp13 / $packets_rp12" | \
- bc -l)
- fi
-
- diff=$(echo $weights_ratio - $packets_ratio | bc -l)
- diff=${diff#-}
-
- test "$(echo "$diff / $weights_ratio > 0.15" | bc -l)" -eq 0
- check_err $? "Too large discrepancy between expected and measured ratios"
- log_test "$desc"
- log_info "Expected ratio $weights_ratio Measured ratio $packets_ratio"
-}
-
multipath4_test()
{
local desc="$1"
--
2.4.11
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