From 818f38b8111b29a2883c791283d5918300e17d15 Mon Sep 17 00:00:00 2001 From: Denis Kirillov Date: Mon, 8 Nov 2021 16:28:28 +0300 Subject: [PATCH] [#38] Replace gcache with golang-lru Signed-off-by: Denis Kirillov --- go.mod | 3 ++- go.sum | 2 -- pool/cache.go | 36 +++++++++++++++--------------------- pool/pool.go | 5 ++++- pool/pool_test.go | 12 +++++++----- pool/sampler_test.go | 5 ++++- 6 files changed, 32 insertions(+), 31 deletions(-) diff --git a/go.mod b/go.mod index 91beb9b..3cc26de 100644 --- a/go.mod +++ b/go.mod @@ -4,13 +4,14 @@ go 1.16 require ( github.com/antlr/antlr4/runtime/Go/antlr v0.0.0-20210521073959-f0d4d129b7f1 - github.com/bluele/gcache v0.0.2 github.com/golang/mock v1.6.0 github.com/google/uuid v1.2.0 + github.com/hashicorp/golang-lru v0.5.4 github.com/mr-tron/base58 v1.2.0 github.com/nspcc-dev/hrw v1.0.9 github.com/nspcc-dev/neo-go v0.96.1 github.com/nspcc-dev/neofs-api-go v1.30.0 + github.com/nspcc-dev/neofs-crypto v0.3.0 github.com/stretchr/testify v1.7.0 go.uber.org/zap v1.18.1 google.golang.org/grpc v1.41.0 diff --git a/go.sum b/go.sum index 773a7df..c54d774 100644 --- a/go.sum +++ b/go.sum @@ -31,8 +31,6 @@ github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZx github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q= github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8= github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw= -github.com/bluele/gcache v0.0.2 h1:WcbfdXICg7G/DGBh1PFfcirkWOQV+v077yF1pSy3DGw= -github.com/bluele/gcache v0.0.2/go.mod h1:m15KV+ECjptwSPxKhOhQoAFQVtUFjTVkc3H8o0t/fp0= github.com/btcsuite/btcd v0.20.1-beta/go.mod h1:wVuoA8VJLEcwgqHBwHmzLRazpKxTv13Px/pDuV7OomQ= github.com/btcsuite/btcd v0.22.0-beta h1:LTDpDKUM5EeOFBPM8IXpinEcmZ6FWfNZbE3lfrfdnWo= github.com/btcsuite/btcd v0.22.0-beta/go.mod h1:9n5ntfhhHQBIhUvlhDvD3Qg6fRUj4jkN0VB8L8svzOA= diff --git a/pool/cache.go b/pool/cache.go index 39e56b8..8b9342a 100644 --- a/pool/cache.go +++ b/pool/cache.go @@ -3,44 +3,38 @@ package pool import ( "strings" - "github.com/bluele/gcache" - "github.com/nspcc-dev/neofs-api-go/pkg/session" + lru "github.com/hashicorp/golang-lru" + "github.com/nspcc-dev/neofs-sdk-go/session" ) type SessionCache struct { - cache gcache.Cache + cache *lru.Cache } -func NewCache() *SessionCache { - return &SessionCache{ - cache: gcache.New(100).Build(), +func NewCache() (*SessionCache, error) { + cache, err := lru.New(100) + if err != nil { + return nil, err } + + return &SessionCache{cache: cache}, nil } func (c *SessionCache) Get(key string) *session.Token { - tokenRaw, err := c.cache.Get(key) - if err != nil { - return nil - } - token, ok := tokenRaw.(*session.Token) + tokenRaw, ok := c.cache.Get(key) if !ok { return nil } - - return token + return tokenRaw.(*session.Token) } -func (c *SessionCache) Put(key string, token *session.Token) error { - return c.cache.Set(key, token) +func (c *SessionCache) Put(key string, token *session.Token) bool { + return c.cache.Add(key, token) } func (c *SessionCache) DeleteByPrefix(prefix string) { - for _, key := range c.cache.Keys(false) { - keyStr, ok := key.(string) - if !ok { - continue - } - if strings.HasPrefix(keyStr, prefix) { + for _, key := range c.cache.Keys() { + if strings.HasPrefix(key.(string), prefix) { c.cache.Remove(key) } } diff --git a/pool/pool.go b/pool/pool.go index cea77cd..a45c096 100644 --- a/pool/pool.go +++ b/pool/pool.go @@ -142,7 +142,10 @@ type pool struct { } func newPool(ctx context.Context, options *BuilderOptions) (Pool, error) { - cache := NewCache() + cache, err := NewCache() + if err != nil { + return nil, fmt.Errorf("couldn't create cache: %w", err) + } clientPacks := make([]*clientPack, len(options.weights)) var atLeastOneHealthy bool diff --git a/pool/pool_test.go b/pool/pool_test.go index 0cf7054..bd54452 100644 --- a/pool/pool_test.go +++ b/pool/pool_test.go @@ -309,7 +309,6 @@ func TestTwoFailed(t *testing.T) { func TestSessionCache(t *testing.T) { ctrl := gomock.NewController(t) - defer ctrl.Finish() var tokens []*session.Token clientBuilder := func(opts ...client.Option) (client.Client, error) { @@ -337,8 +336,9 @@ func TestSessionCache(t *testing.T) { pb.AddNode("peer0", 1) opts := &BuilderOptions{ - Key: &key.PrivateKey, - clientBuilder: clientBuilder, + Key: &key.PrivateKey, + clientBuilder: clientBuilder, + ClientRebalanceInterval: 30 * time.Second, } ctx, cancel := context.WithCancel(context.Background()) @@ -371,7 +371,6 @@ func TestSessionCache(t *testing.T) { func TestSessionCacheWithKey(t *testing.T) { ctrl := gomock.NewController(t) - defer ctrl.Finish() var tokens []*session.Token clientBuilder := func(opts ...client.Option) (client.Client, error) { @@ -439,6 +438,9 @@ func TestWaitPresence(t *testing.T) { key, err := keys.NewPrivateKey() require.NoError(t, err) + cache, err := NewCache() + require.NoError(t, err) + p := &pool{ sampler: NewSampler([]float64{1}, rand.NewSource(0)), clientPacks: []*clientPack{{ @@ -446,7 +448,7 @@ func TestWaitPresence(t *testing.T) { healthy: true, }}, key: &key.PrivateKey, - cache: NewCache(), + cache: cache, } t.Run("context canceled", func(t *testing.T) { diff --git a/pool/sampler_test.go b/pool/sampler_test.go index e71b559..bc8896c 100644 --- a/pool/sampler_test.go +++ b/pool/sampler_test.go @@ -77,12 +77,15 @@ func TestHealthyReweight(t *testing.T) { key, err := keys.NewPrivateKey() require.NoError(t, err) + cache, err := NewCache() + require.NoError(t, err) + p := &pool{ sampler: NewSampler(weights, rand.NewSource(0)), clientPacks: []*clientPack{ {client: newNetmapMock(names[0], true), healthy: true, address: "address0"}, {client: newNetmapMock(names[1], false), healthy: true, address: "address1"}}, - cache: NewCache(), + cache: cache, key: &key.PrivateKey, }