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wgengine/filter: add test cases for len(dsts) > 1.

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While the code was correct, I broke it during a refactoring and
tests didn't detect it. This fixes that glitch.

Signed-off-by: David Anderson <danderson@tailscale.com>
pull/918/head
David Anderson 4 years ago
parent ce45f4f3ff
commit 2eb474dd8d
1 changed files with 5 additions and 0 deletions
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5
wgengine/filter/filter_test.go
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@ -54,6 +54,11 @@ func TestFilter(t *testing.T) {
{Accept, parsed(packet.TCP, "8.2.2.2", "1.2.3.4", 0, 22)}, {Accept, parsed(packet.TCP, "8.2.2.2", "1.2.3.4", 0, 22)},
{Drop, parsed(packet.TCP, "8.2.2.2", "1.2.3.4", 0, 23)}, {Drop, parsed(packet.TCP, "8.2.2.2", "1.2.3.4", 0, 23)},
{Drop, parsed(packet.TCP, "8.3.3.3", "1.2.3.4", 0, 22)}, {Drop, parsed(packet.TCP, "8.3.3.3", "1.2.3.4", 0, 22)},
// allow 8.1.1.1 => 5.6.7.8:23-24
{Accept, parsed(packet.TCP, "8.1.1.1", "5.6.7.8", 0, 23)},
{Accept, parsed(packet.TCP, "8.1.1.1", "5.6.7.8", 0, 24)},
{Drop, parsed(packet.TCP, "8.1.1.3", "5.6.7.8", 0, 24)},
{Drop, parsed(packet.TCP, "8.1.1.1", "5.6.7.8", 0, 22)},
// allow * => *:443 // allow * => *:443
{Accept, parsed(packet.TCP, "17.34.51.68", "8.1.34.51", 0, 443)}, {Accept, parsed(packet.TCP, "17.34.51.68", "8.1.34.51", 0, 443)},
{Drop, parsed(packet.TCP, "17.34.51.68", "8.1.34.51", 0, 444)}, {Drop, parsed(packet.TCP, "17.34.51.68", "8.1.34.51", 0, 444)},

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