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wgengine/filter: add more benchmarks, make names more explicit

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Updates #12486

Change-Id: If2e6d9c70212644eb4a0bc8ec6768512894a646a
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick 2024-06-15 21:50:36 -07:00 committed by Brad Fitzpatrick
parent 21ed31e33a
commit 7574f586aa
1 changed files with 38 additions and 7 deletions
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45
wgengine/filter/filter_test.go
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@ -972,16 +972,30 @@ func BenchmarkFilterMatchFile(b *testing.B) {
if *filterMatchFile == "" { if *filterMatchFile == "" {
b.Skip("no --filter-match-file specified; skipping") b.Skip("no --filter-match-file specified; skipping")
} }
benchmarkFile(b, *filterMatchFile) benchmarkFile(b, *filterMatchFile, benchOpt{v4: true, validLocalDst: true})
} }
func BenchmarkFilterMatch(b *testing.B) { func BenchmarkFilterMatch(b *testing.B) {
b.Run("file1", func(b *testing.B) { b.Run("not-local-v4", func(b *testing.B) {
benchmarkFile(b, "testdata/matches-1.json") benchmarkFile(b, "testdata/matches-1.json", benchOpt{v4: true, validLocalDst: false})
})
b.Run("not-local-v6", func(b *testing.B) {
benchmarkFile(b, "testdata/matches-1.json", benchOpt{v4: false, validLocalDst: false})
})
b.Run("no-match-v4", func(b *testing.B) {
benchmarkFile(b, "testdata/matches-1.json", benchOpt{v4: true, validLocalDst: true})
})
b.Run("no-match-v6", func(b *testing.B) {
benchmarkFile(b, "testdata/matches-1.json", benchOpt{v4: false, validLocalDst: true})
}) })
} }
func benchmarkFile(b *testing.B, file string) { type benchOpt struct {
v4 bool
validLocalDst bool
}
func benchmarkFile(b *testing.B, file string, opt benchOpt) {
var matches []Match var matches []Match
bts, err := os.ReadFile(file) bts, err := os.ReadFile(file)
if err != nil { if err != nil {
@ -992,15 +1006,32 @@ func benchmarkFile(b *testing.B, file string) {
} }
var localNets netipx.IPSetBuilder var localNets netipx.IPSetBuilder
localNets.AddPrefix(netip.MustParsePrefix("100.96.14.120/32")) pfx := []netip.Prefix{
localNets.AddPrefix(netip.MustParsePrefix("fd7a:115c:a1e0:ab12:4843:cd96:6260:e78/32")) netip.MustParsePrefix("100.96.14.120/32"),
netip.MustParsePrefix("fd7a:115c:a1e0:ab12:4843:cd96:6260:e78/32"),
}
for _, p := range pfx {
localNets.AddPrefix(p)
}
var logIPs netipx.IPSetBuilder var logIPs netipx.IPSetBuilder
logIPs.AddPrefix(tsaddr.CGNATRange()) logIPs.AddPrefix(tsaddr.CGNATRange())
logIPs.AddPrefix(tsaddr.TailscaleULARange()) logIPs.AddPrefix(tsaddr.TailscaleULARange())
f := New(matches, must.Get(localNets.IPSet()), must.Get(logIPs.IPSet()), nil, logger.Discard) f := New(matches, must.Get(localNets.IPSet()), must.Get(logIPs.IPSet()), nil, logger.Discard)
pkt := parsed(ipproto.TCP, "1.2.3.4", "5.6.7.8", 33123, 443) var srcIP string
var dstIP netip.Addr
if opt.v4 {
srcIP = "1.2.3.4"
dstIP = pfx[0].Addr()
} else {
srcIP = "2012::3456"
dstIP = pfx[1].Addr()
}
if !opt.validLocalDst {
dstIP = dstIP.Next() // to make it not in localNets
}
pkt := parsed(ipproto.TCP, srcIP, dstIP.String(), 33123, 443)
for range b.N { for range b.N {
got := f.RunIn(&pkt, 0) got := f.RunIn(&pkt, 0)