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-rw-r--r--tests/py/ip/hash.t5
-rw-r--r--tests/py/ip/hash.t.payload17
2 files changed, 22 insertions, 0 deletions
diff --git a/tests/py/ip/hash.t b/tests/py/ip/hash.t
new file mode 100644
index 00000000..6dfa965b
--- /dev/null
+++ b/tests/py/ip/hash.t
@@ -0,0 +1,5 @@
+:pre;type nat hook prerouting priority 0
+*ip;test-ip4;pre
+
+ct mark set jhash ip saddr . ip daddr mod 2 seed 0xdeadbeef;ok
+dnat to jhash ip saddr mod 2 seed 0xdeadbeef map { 0 : 192.168.20.100, 1 : 192.168.30.100 };ok
diff --git a/tests/py/ip/hash.t.payload b/tests/py/ip/hash.t.payload
new file mode 100644
index 00000000..429e2b76
--- /dev/null
+++ b/tests/py/ip/hash.t.payload
@@ -0,0 +1,17 @@
+# ct mark set jhash ip saddr . ip daddr mod 2 seed 0xdeadbeef
+ip test-ip4 pre
+ [ payload load 4b @ network header + 12 => reg 2 ]
+ [ payload load 4b @ network header + 16 => reg 13 ]
+ [ hash reg 1 = jhash(reg 2, 8, 3735928559) % modulus 2]
+ [ ct set mark with reg 1 ]
+
+# dnat to jhash ip saddr mod 2 seed 0xdeadbeef map { 0 : 192.168.20.100, 1 : 192.168.30.100 }
+__map%d test-ip4 b
+__map%d test-ip4 0
+ element 00000000 : 6414a8c0 0 [end] element 01000000 : 641ea8c0 0 [end]
+ip test-ip4 pre
+ [ payload load 4b @ network header + 12 => reg 2 ]
+ [ hash reg 1 = jhash(reg 2, 4, 3735928559) % modulus 2]
+ [ lookup reg 1 set __map%d dreg 1 ]
+ [ nat dnat ip addr_min reg 1 addr_max reg 0 ]
+