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authorFlorian Westphal <fw@strlen.de>2023-09-28 23:27:55 +0200
committerFlorian Westphal <fw@strlen.de>2023-09-29 12:36:33 +0200
commit99ab1b8feb16741a83fb8b887bacae8fa07d29a2 (patch)
treec8b67d32aa10bac630c3a873b8128af873bf4e45 /tests/py/ip/ip.t.payload
parent15a7d710dc892c0e68f118ca3e6106c84b30a83b (diff)
rule: never merge across non-expression statements
The existing logic can merge across non-expression statements, if there is only one payload expression. Example: ether saddr 00:11:22:33:44:55 counter ether type 8021q is turned into counter ether saddr 00:11:22:33:44:55 ether type 8021q which isn't the same thing. Fix this up and add test cases for adjacent vlan and ip header fields. 'Counter' serves as a non-merge fence. Signed-off-by: Florian Westphal <fw@strlen.de>
Diffstat (limited to 'tests/py/ip/ip.t.payload')
-rw-r--r--tests/py/ip/ip.t.payload15
1 files changed, 15 insertions, 0 deletions
diff --git a/tests/py/ip/ip.t.payload b/tests/py/ip/ip.t.payload
index 8224d4cd..43605a36 100644
--- a/tests/py/ip/ip.t.payload
+++ b/tests/py/ip/ip.t.payload
@@ -541,3 +541,18 @@ ip
[ payload load 4b @ network header + 12 => reg 1 ]
[ payload load 4b @ network header + 16 => reg 9 ]
[ lookup reg 1 set __map%d dreg 0 ]
+
+# ip saddr 1.2.3.4 ip daddr 3.4.5.6
+ip test-ip4 input
+ [ payload load 4b @ network header + 12 => reg 1 ]
+ [ cmp eq reg 1 0x04030201 ]
+ [ payload load 4b @ network header + 16 => reg 1 ]
+ [ cmp eq reg 1 0x06050403 ]
+
+# ip saddr 1.2.3.4 counter ip daddr 3.4.5.6
+ip test-ip4 input
+ [ payload load 4b @ network header + 12 => reg 1 ]
+ [ cmp eq reg 1 0x04030201 ]
+ [ counter pkts 0 bytes 0 ]
+ [ payload load 4b @ network header + 16 => reg 1 ]
+ [ cmp eq reg 1 0x06050403 ]