Use fastcache instead of ristretto

antireplay/cache.go

@@ -1,6 +1,6 @@
 package antireplay
 
-import "github.com/dgraph-io/ristretto"
+import "github.com/VictoriaMetrics/fastcache"
 
 var (
 	prefixObfuscated2 = []byte{0x00}
@@ -8,31 +8,29 @@ var (
 )
 
 type cache struct {
-	data *ristretto.Cache
+	data *fastcache.Cache
 }
 
 func (c *cache) AddObfuscated2(data []byte) {
-	c.data.Set(keyObfuscated2(data), nil, int64(len(data)))
+	c.data.Set(keyObfuscated2(data), nil)
 }
 
 func (c *cache) AddTLS(data []byte) {
-	c.data.Set(keyTLS(data), nil, int64(len(data)))
+	c.data.Set(keyTLS(data), nil)
 }
 
 func (c *cache) HasObfuscated2(data []byte) bool {
-	_, ok := c.data.Get(keyObfuscated2(data))
-	return ok
+	return c.data.Has(keyObfuscated2(data))
 }
 
 func (c *cache) HasTLS(data []byte) bool {
-	_, ok := c.data.Get(keyTLS(data))
-	return ok
+	return c.data.Has(keyTLS(data))
 }
 
-func keyObfuscated2(data []byte) string {
-	return string(append(prefixObfuscated2, data...))
+func keyObfuscated2(data []byte) []byte {
+	return append(prefixObfuscated2, data...)
 }
 
-func keyTLS(data []byte) string {
-	return string(append(prefixTLS, data...))
+func keyTLS(data []byte) []byte {
+	return append(prefixTLS, data...)
 }

antireplay/init.go

@@ -1,10 +1,9 @@
 package antireplay
 
 import (
-	"math"
 	"sync"
 
-	"github.com/dgraph-io/ristretto"
+	"github.com/VictoriaMetrics/fastcache"
 
 	"mtg/config"
 )
@@ -16,19 +15,6 @@ var (
 
 func Init() {
 	initOnce.Do(func() {
-		cost := float64(config.C.AntiReplayMaxSize) / 32.0
-		cost = math.Ceil(cost)
-
-		c, err := ristretto.NewCache(&ristretto.Config{
-			NumCounters: int64(cost) * 10,
-			MaxCost:     config.C.AntiReplayMaxSize,
-			BufferItems: 64,
-			Metrics:     false,
-		})
-		if err != nil {
-			panic(err)
-		}
-
-		Cache.data = c
+		Cache.data = fastcache.New(config.C.AntiReplayMaxSize)
 	})
 }

config/config.go

@@ -80,7 +80,7 @@ type Config struct {
 	ReadBuffer  int `json:"read_buffer"`
 	CloakPort   int `json:"cloak_port"`
 
-	AntiReplayMaxSize int64 `json:"anti_replay_max_size"`
+	AntiReplayMaxSize int `json:"anti_replay_max_size"`
 
 	MultiplexPerConnection int `json:"multiplex_per_connection"`
 
@@ -152,7 +152,7 @@ func Init(options ...Opt) error { // nolint: gocyclo, funlen
 		case OptionTypeCloakPort:
 			C.CloakPort = int(opt.Value.(uint16))
 		case OptionTypeAntiReplayMaxSize:
-			C.AntiReplayMaxSize = int64(opt.Value.(units.Base2Bytes))
+			C.AntiReplayMaxSize = int(opt.Value.(units.Base2Bytes))
 		case OptionTypeMultiplexPerConnection:
 			C.MultiplexPerConnection = int(opt.Value.(uint))
 		case OptionTypeSecret:

go.mod

@@ -3,9 +3,9 @@ module mtg
 go 1.13
 
 require (
+	github.com/VictoriaMetrics/fastcache v1.5.2
 	github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d
 	github.com/beevik/ntp v0.2.0
-	github.com/dgraph-io/ristretto v0.0.0-20191108194154-8d6a8a75b4ca
 	github.com/prometheus/client_golang v1.2.1
 	go.uber.org/multierr v1.4.0 // indirect
 	go.uber.org/zap v1.12.0

go.sum

@@ -1,5 +1,9 @@
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
+github.com/OneOfOne/xxhash v1.2.5/go.mod h1:eZbhyaAYD41SGSSsnmcpxVoRiQ/MPUTjUdIIOT9Um7Q=
+github.com/VictoriaMetrics/fastcache v1.5.2 h1:Erd8iIuBAL9kke8JzM4+WxkKuFkHh3ktwLanJvDgR44=
+github.com/VictoriaMetrics/fastcache v1.5.2/go.mod h1:+jv9Ckb+za/P1ZRg/sulP5Ni1v49daAVERr0H3CuscE=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc h1:cAKDfWh5VpdgMhJosfJnn5/FoN2SRZ4p7fJNX58YPaU=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751 h1:JYp7IbQjafoB+tBA3gMyHYHrpOtNuDiK/uB5uXxq5wM=
@@ -10,6 +14,8 @@ github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4 h1:Hs82Z41s6SdL1C
 github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d h1:UQZhZ2O0vMHr2cI+DC1Mbh0TJxzA3RcLoMsFw+aXw7E=
 github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
+github.com/allegro/bigcache v1.2.1-0.20190218064605-e24eb225f156 h1:eMwmnE/GDgah4HI848JfFxHt+iPb26b4zyfspmqY0/8=
+github.com/allegro/bigcache v1.2.1-0.20190218064605-e24eb225f156/go.mod h1:Cb/ax3seSYIx7SuZdm2G2xzfwmv3TPSk2ucNfQESPXM=
 github.com/beevik/ntp v0.2.0 h1:sGsd+kAXzT0bfVfzJfce04g+dSRfrs+tbQW8lweuYgw=
 github.com/beevik/ntp v0.2.0/go.mod h1:hIHWr+l3+/clUnF44zdK+CWW7fO8dR5cIylAQ76NRpg=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973 h1:xJ4a3vCFaGF/jqvzLMYoU8P317H5OQ+Via4RmuPwCS0=
@@ -18,15 +24,14 @@ github.com/beorn7/perks v1.0.0 h1:HWo1m869IqiPhD389kmkxeTalrjNbbJTC8LXupb+sl0=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
+github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=
+github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
+github.com/cespare/xxhash/v2 v2.0.1-0.20190104013014-3767db7a7e18/go.mod h1:HD5P3vAIAh+Y2GAxg0PrPN1P8WkepXGpjbUPDHJqqKM=
 github.com/cespare/xxhash/v2 v2.1.0 h1:yTUvW7Vhb89inJ+8irsUqiWjh8iT6sQPZiQzI6ReGkA=
 github.com/cespare/xxhash/v2 v2.1.0/go.mod h1:dgIUBU3pDso/gPgZ1osOZ0iQf77oPR28Tjxl5dIMyVM=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/dgraph-io/ristretto v0.0.0-20191108194154-8d6a8a75b4ca h1:NgFAOh7RDM5WbdADm6VyLG1koLrzG0G24M/f5395PcI=
-github.com/dgraph-io/ristretto v0.0.0-20191108194154-8d6a8a75b4ca/go.mod h1:edzKIzGvqUCMzhTVWbiTSe75zD9Xxq0GtSBtFmaUTZs=
-github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2 h1:tdlZCpZ/P9DhczCTSixgIKmwPv6+wP5DGjqLYw5SUiA=
-github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2/go.mod h1:SqUrOPUnsFjfmXRMNPybcSiG0BgUW2AuFH8PAnS2iTw=
 github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
 github.com/go-kit/kit v0.9.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
 github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
@@ -40,6 +45,8 @@ github.com/golang/protobuf v1.3.1 h1:YF8+flBXS5eO826T4nzqPrxfhQThhXl0YzfuUPu4SBg
 github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.3.2 h1:6nsPYzhq5kReh6QImI3k5qWzO4PEbvbIW2cwSfR/6xs=
 github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
+github.com/golang/snappy v0.0.1 h1:Qgr9rKW7uDUkrbSmQeiDsGa8SjGyCOGtuasMWwvp2P4=
+github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/google/go-cmp v0.3.0 h1:crn/baboCvb5fXaQ0IJ1SGTsTVrWpDsCWC8EGETZijY=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
@@ -91,6 +98,8 @@ github.com/prometheus/procfs v0.0.5/go.mod h1:4A/X28fw3Fc593LaREMrKMqOKvUAntwMDa
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
 github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
+github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
+github.com/spaolacci/murmur3 v1.0.1-0.20190317074736-539464a789e9/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.2.2 h1:bSDNvY7ZPG5RlJ8otE/7V6gMiyenm9RtJ7IUVIAoJ1w=