switch to universal client
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Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
This commit is contained in:
2024-10-05 16:11:46 +03:00
parent 256e61a437
commit 87e2e2b947
7 changed files with 261 additions and 220 deletions

325
redis.go
View File

@@ -2,12 +2,11 @@ package redis
import (
"context"
"fmt"
"reflect"
"strings"
"time"
redis "github.com/redis/go-redis/v9"
goredis "github.com/redis/go-redis/v9"
"go.unistack.org/micro/v3/semconv"
"go.unistack.org/micro/v3/store"
pool "go.unistack.org/micro/v3/util/xpool"
@@ -16,7 +15,7 @@ import (
var (
DefaultPathSeparator = "/"
DefaultClusterOptions = &redis.ClusterOptions{
DefaultUniversalOptions = &goredis.UniversalOptions{
Username: "",
Password: "", // no password set
MaxRetries: 2,
@@ -28,7 +27,19 @@ var (
MinIdleConns: 10,
}
DefaultOptions = &redis.Options{
DefaultClusterOptions = &goredis.ClusterOptions{
Username: "",
Password: "", // no password set
MaxRetries: 2,
MaxRetryBackoff: 256 * time.Millisecond,
DialTimeout: 1 * time.Second,
ReadTimeout: 1 * time.Second,
WriteTimeout: 1 * time.Second,
PoolTimeout: 1 * time.Second,
MinIdleConns: 10,
}
DefaultOptions = &goredis.Options{
Username: "",
Password: "", // no password set
DB: 0, // use default DB
@@ -44,22 +55,16 @@ var (
type Store struct {
opts store.Options
cli *wrappedClient
cli goredis.UniversalClient
done chan struct{}
pool pool.Pool[*strings.Builder]
}
type wrappedClient struct {
*redis.Client
*redis.ClusterClient
pool *pool.StringsPool
}
func (r *Store) Connect(ctx context.Context) error {
var err error
if r.cli.Client != nil {
err = r.cli.Client.Ping(ctx).Err()
if r.cli == nil {
return store.ErrNotConnected
}
err = r.cli.ClusterClient.Ping(ctx).Err()
err := r.cli.Ping(ctx).Err()
setSpanError(ctx, err)
return err
}
@@ -77,16 +82,20 @@ func (r *Store) Init(opts ...store.Option) error {
return nil
}
func (r *Store) Client() *redis.Client {
if r.cli.Client != nil {
return r.cli.Client
func (r *Store) Client() *goredis.Client {
if c, ok := r.cli.(*goredis.Client); ok {
return c
}
return nil
}
func (r *Store) ClusterClient() *redis.ClusterClient {
if r.cli.ClusterClient != nil {
return r.cli.ClusterClient
func (r *Store) UniversalClient() goredis.UniversalClient {
return r.cli
}
func (r *Store) ClusterClient() *goredis.ClusterClient {
if c, ok := r.cli.(*goredis.ClusterClient); ok {
return c
}
return nil
}
@@ -97,10 +106,8 @@ func (r *Store) Disconnect(ctx context.Context) error {
case <-r.done:
return err
default:
if r.cli.Client != nil {
err = r.cli.Client.Close()
} else if r.cli.ClusterClient != nil {
err = r.cli.ClusterClient.Close()
if r.cli != nil {
err = r.cli.Close()
}
close(r.done)
return err
@@ -108,6 +115,8 @@ func (r *Store) Disconnect(ctx context.Context) error {
}
func (r *Store) Exists(ctx context.Context, key string, opts ...store.ExistsOption) error {
b := r.pool.Get()
defer r.pool.Put(b)
options := store.NewExistsOptions(opts...)
timeout := r.opts.Timeout
@@ -121,23 +130,17 @@ func (r *Store) Exists(ctx context.Context, key string, opts ...store.ExistsOpti
defer cancel()
}
rkey := r.getKey(r.opts.Namespace, options.Namespace, key)
rkey := r.getKey(b, r.opts.Namespace, options.Namespace, key)
r.opts.Meter.Counter(semconv.StoreRequestInflight, "name", options.Name).Inc()
ts := time.Now()
var err error
var val int64
if r.cli.Client != nil {
val, err = r.cli.Client.Exists(ctx, rkey).Result()
} else {
val, err = r.cli.ClusterClient.Exists(ctx, rkey).Result()
}
val, err := r.cli.Exists(ctx, rkey).Result()
setSpanError(ctx, err)
te := time.Since(ts)
r.opts.Meter.Counter(semconv.StoreRequestInflight, "name", options.Name).Dec()
r.opts.Meter.Summary(semconv.StoreRequestLatencyMicroseconds, "name", options.Name).Update(te.Seconds())
r.opts.Meter.Histogram(semconv.StoreRequestDurationSeconds, "name", options.Name).Update(te.Seconds())
if err == redis.Nil || (err == nil && val == 0) {
if err == goredis.Nil || (err == nil && val == 0) {
r.opts.Meter.Counter(semconv.StoreRequestTotal, "name", options.Name, "status", "miss").Inc()
return store.ErrNotFound
} else if err == nil {
@@ -151,6 +154,9 @@ func (r *Store) Exists(ctx context.Context, key string, opts ...store.ExistsOpti
}
func (r *Store) Read(ctx context.Context, key string, val interface{}, opts ...store.ReadOption) error {
b := r.pool.Get()
defer r.pool.Put(b)
options := store.NewReadOptions(opts...)
timeout := r.opts.Timeout
@@ -164,23 +170,17 @@ func (r *Store) Read(ctx context.Context, key string, val interface{}, opts ...s
defer cancel()
}
rkey := r.getKey(r.opts.Namespace, options.Namespace, key)
rkey := r.getKey(b, r.opts.Namespace, options.Namespace, key)
r.opts.Meter.Counter(semconv.StoreRequestInflight, "name", options.Name).Inc()
ts := time.Now()
var buf []byte
var err error
if r.cli.Client != nil {
buf, err = r.cli.Client.Get(ctx, rkey).Bytes()
} else {
buf, err = r.cli.ClusterClient.Get(ctx, rkey).Bytes()
}
buf, err := r.cli.Get(ctx, rkey).Bytes()
setSpanError(ctx, err)
te := time.Since(ts)
r.opts.Meter.Counter(semconv.StoreRequestInflight, "name", options.Name).Dec()
r.opts.Meter.Summary(semconv.StoreRequestLatencyMicroseconds, "name", options.Name).Update(te.Seconds())
r.opts.Meter.Histogram(semconv.StoreRequestDurationSeconds, "name", options.Name).Update(te.Seconds())
if err == redis.Nil || (err == nil && buf == nil) {
if err == goredis.Nil || (err == nil && buf == nil) {
r.opts.Meter.Counter(semconv.StoreRequestTotal, "name", options.Name, "status", "miss").Inc()
return store.ErrNotFound
} else if err == nil {
@@ -219,10 +219,14 @@ func (r *Store) MRead(ctx context.Context, keys []string, vals interface{}, opts
}
var rkeys []string
var pools []*strings.Builder
if r.opts.Namespace != "" || options.Namespace != "" {
rkeys = make([]string, len(keys))
pools = make([]*strings.Builder, len(keys))
for idx, key := range keys {
rkeys[idx] = r.getKey(r.opts.Namespace, options.Namespace, key)
b := r.pool.Get()
pools[idx] = b
rkeys[idx] = r.getKey(b, r.opts.Namespace, options.Namespace, key)
}
}
@@ -231,24 +235,19 @@ func (r *Store) MRead(ctx context.Context, keys []string, vals interface{}, opts
var rvals []interface{}
var err error
if r.opts.Namespace != "" || options.Namespace != "" {
if r.cli.Client != nil {
rvals, err = r.cli.Client.MGet(ctx, rkeys...).Result()
} else {
rvals, err = r.cli.ClusterClient.MGet(ctx, rkeys...).Result()
rvals, err = r.cli.MGet(ctx, rkeys...).Result()
for idx := range pools {
r.pool.Put(pools[idx])
}
} else {
if r.cli.Client != nil {
rvals, err = r.cli.Client.MGet(ctx, keys...).Result()
} else {
rvals, err = r.cli.ClusterClient.MGet(ctx, keys...).Result()
}
rvals, err = r.cli.MGet(ctx, keys...).Result()
}
setSpanError(ctx, err)
te := time.Since(ts)
r.opts.Meter.Counter(semconv.StoreRequestInflight, "name", options.Name).Dec()
r.opts.Meter.Summary(semconv.StoreRequestLatencyMicroseconds, "name", options.Name).Update(te.Seconds())
r.opts.Meter.Histogram(semconv.StoreRequestDurationSeconds, "name", options.Name).Update(te.Seconds())
if err == redis.Nil || (len(rvals) == 0) {
if err == goredis.Nil || (len(rvals) == 0) {
r.opts.Meter.Counter(semconv.StoreRequestTotal, "name", options.Name, "status", "miss").Inc()
return store.ErrNotFound
} else if err == nil {
@@ -319,10 +318,14 @@ func (r *Store) MDelete(ctx context.Context, keys []string, opts ...store.Delete
}
var rkeys []string
var pools []*strings.Builder
if r.opts.Namespace != "" || options.Namespace != "" {
rkeys = make([]string, len(keys))
pools = make([]*strings.Builder, len(keys))
for idx, key := range keys {
rkeys[idx] = r.getKey(r.opts.Namespace, options.Namespace, key)
b := r.pool.Get()
pools[idx] = b
rkeys[idx] = r.getKey(b, r.opts.Namespace, options.Namespace, key)
}
}
@@ -330,24 +333,19 @@ func (r *Store) MDelete(ctx context.Context, keys []string, opts ...store.Delete
ts := time.Now()
var err error
if r.opts.Namespace != "" || options.Namespace != "" {
if r.cli.Client != nil {
err = r.cli.Client.Del(ctx, rkeys...).Err()
} else {
err = r.cli.ClusterClient.Del(ctx, rkeys...).Err()
err = r.cli.Del(ctx, rkeys...).Err()
for idx := range pools {
r.pool.Put(pools[idx])
}
} else {
if r.cli.Client != nil {
err = r.cli.Client.Del(ctx, keys...).Err()
} else {
err = r.cli.ClusterClient.Del(ctx, keys...).Err()
}
err = r.cli.Del(ctx, keys...).Err()
}
setSpanError(ctx, err)
te := time.Since(ts)
r.opts.Meter.Counter(semconv.StoreRequestInflight, "name", options.Name).Dec()
r.opts.Meter.Summary(semconv.StoreRequestLatencyMicroseconds, "name", options.Name).Update(te.Seconds())
r.opts.Meter.Histogram(semconv.StoreRequestDurationSeconds, "name", options.Name).Update(te.Seconds())
if err == redis.Nil {
if err == goredis.Nil {
r.opts.Meter.Counter(semconv.StoreRequestTotal, "name", options.Name, "status", "miss").Inc()
return store.ErrNotFound
} else if err == nil {
@@ -361,6 +359,9 @@ func (r *Store) MDelete(ctx context.Context, keys []string, opts ...store.Delete
}
func (r *Store) Delete(ctx context.Context, key string, opts ...store.DeleteOption) error {
b := r.pool.Get()
defer r.pool.Put(b)
options := store.NewDeleteOptions(opts...)
timeout := r.opts.Timeout
@@ -376,18 +377,13 @@ func (r *Store) Delete(ctx context.Context, key string, opts ...store.DeleteOpti
r.opts.Meter.Counter(semconv.StoreRequestInflight, "name", options.Name).Inc()
ts := time.Now()
var err error
if r.cli.Client != nil {
err = r.cli.Client.Del(ctx, r.getKey(r.opts.Namespace, options.Namespace, key)).Err()
} else {
err = r.cli.ClusterClient.Del(ctx, r.getKey(r.opts.Namespace, options.Namespace, key)).Err()
}
setSpanError(ctx, err)
err := r.cli.Del(ctx, r.getKey(b, r.opts.Namespace, options.Namespace, key)).Err()
te := time.Since(ts)
setSpanError(ctx, err)
r.opts.Meter.Counter(semconv.StoreRequestInflight, "name", options.Name).Dec()
r.opts.Meter.Summary(semconv.StoreRequestLatencyMicroseconds, "name", options.Name).Update(te.Seconds())
r.opts.Meter.Histogram(semconv.StoreRequestDurationSeconds, "name", options.Name).Update(te.Seconds())
if err == redis.Nil {
if err == goredis.Nil {
r.opts.Meter.Counter(semconv.StoreRequestTotal, "name", options.Name, "status", "miss").Inc()
return store.ErrNotFound
} else if err == nil {
@@ -415,9 +411,11 @@ func (r *Store) MWrite(ctx context.Context, keys []string, vals []interface{}, o
}
kvs := make([]string, 0, len(keys)*2)
pools := make([]*strings.Builder, len(keys))
for idx, key := range keys {
kvs = append(kvs, r.getKey(r.opts.Namespace, options.Namespace, key))
b := r.pool.Get()
pools[idx] = b
kvs = append(kvs, r.getKey(b, r.opts.Namespace, options.Namespace, key))
switch vt := vals[idx].(type) {
case string:
@@ -434,9 +432,8 @@ func (r *Store) MWrite(ctx context.Context, keys []string, vals []interface{}, o
}
r.opts.Meter.Counter(semconv.StoreRequestInflight, "name", options.Name).Inc()
ts := time.Now()
pipeliner := func(pipe redis.Pipeliner) error {
pipeliner := func(pipe goredis.Pipeliner) error {
for idx := 0; idx < len(kvs); idx += 2 {
if _, err := pipe.Set(ctx, kvs[idx], kvs[idx+1], options.TTL).Result(); err != nil {
setSpanError(ctx, err)
@@ -446,20 +443,18 @@ func (r *Store) MWrite(ctx context.Context, keys []string, vals []interface{}, o
return nil
}
var err error
var cmds []redis.Cmder
if r.cli.Client != nil {
cmds, err = r.cli.Client.Pipelined(ctx, pipeliner)
} else {
cmds, err = r.cli.ClusterClient.Pipelined(ctx, pipeliner)
ts := time.Now()
cmds, err := r.cli.Pipelined(ctx, pipeliner)
for idx := range pools {
r.pool.Put(pools[idx])
}
setSpanError(ctx, err)
te := time.Since(ts)
setSpanError(ctx, err)
r.opts.Meter.Counter(semconv.StoreRequestInflight, "name", options.Name).Dec()
r.opts.Meter.Summary(semconv.StoreRequestLatencyMicroseconds, "name", options.Name).Update(te.Seconds())
r.opts.Meter.Histogram(semconv.StoreRequestDurationSeconds, "name", options.Name).Update(te.Seconds())
if err == redis.Nil {
if err == goredis.Nil {
r.opts.Meter.Counter(semconv.StoreRequestTotal, "name", options.Name, "status", "miss").Inc()
return store.ErrNotFound
} else if err == nil {
@@ -471,7 +466,7 @@ func (r *Store) MWrite(ctx context.Context, keys []string, vals []interface{}, o
for _, cmd := range cmds {
if err = cmd.Err(); err != nil {
if err == redis.Nil {
if err == goredis.Nil {
r.opts.Meter.Counter(semconv.StoreRequestTotal, "name", options.Name, "status", "miss").Inc()
return store.ErrNotFound
}
@@ -485,6 +480,9 @@ func (r *Store) MWrite(ctx context.Context, keys []string, vals []interface{}, o
}
func (r *Store) Write(ctx context.Context, key string, val interface{}, opts ...store.WriteOption) error {
b := r.pool.Get()
defer r.pool.Put(b)
options := store.NewWriteOptions(opts...)
timeout := r.opts.Timeout
@@ -498,7 +496,7 @@ func (r *Store) Write(ctx context.Context, key string, val interface{}, opts ...
defer cancel()
}
rkey := r.getKey(r.opts.Namespace, options.Namespace, key)
rkey := r.getKey(b, r.opts.Namespace, options.Namespace, key)
var buf []byte
switch vt := val.(type) {
@@ -516,18 +514,14 @@ func (r *Store) Write(ctx context.Context, key string, val interface{}, opts ...
r.opts.Meter.Counter(semconv.StoreRequestInflight, "name", options.Name).Inc()
ts := time.Now()
var err error
if r.cli.Client != nil {
err = r.cli.Client.Set(ctx, rkey, buf, options.TTL).Err()
} else {
err = r.cli.ClusterClient.Set(ctx, rkey, buf, options.TTL).Err()
}
setSpanError(ctx, err)
err := r.cli.Set(ctx, rkey, buf, options.TTL).Err()
te := time.Since(ts)
setSpanError(ctx, err)
r.opts.Meter.Counter(semconv.StoreRequestInflight, "name", options.Name).Dec()
r.opts.Meter.Summary(semconv.StoreRequestLatencyMicroseconds, "name", options.Name).Update(te.Seconds())
r.opts.Meter.Histogram(semconv.StoreRequestDurationSeconds, "name", options.Name).Update(te.Seconds())
if err == redis.Nil {
if err == goredis.Nil {
r.opts.Meter.Counter(semconv.StoreRequestTotal, "name", options.Name, "status", "miss").Inc()
return store.ErrNotFound
} else if err == nil {
@@ -541,12 +535,15 @@ func (r *Store) Write(ctx context.Context, key string, val interface{}, opts ...
}
func (r *Store) List(ctx context.Context, opts ...store.ListOption) ([]string, error) {
b := r.pool.Get()
defer r.pool.Put(b)
options := store.NewListOptions(opts...)
if len(options.Namespace) == 0 {
options.Namespace = r.opts.Namespace
}
rkey := r.getKey(options.Namespace, "", options.Prefix+"*")
rkey := r.getKey(b, options.Namespace, "", options.Prefix+"*")
if options.Suffix != "" {
rkey += options.Suffix
}
@@ -568,10 +565,8 @@ func (r *Store) List(ctx context.Context, opts ...store.ListOption) ([]string, e
var keys []string
var err error
if r.cli.Client != nil {
keys, err = r.cli.Client.Keys(ctx, rkey).Result()
} else {
err = r.cli.ClusterClient.ForEachMaster(ctx, func(nctx context.Context, cli *redis.Client) error {
if c, ok := r.cli.(*goredis.ClusterClient); ok {
err = c.ForEachMaster(ctx, func(nctx context.Context, cli *goredis.Client) error {
nkeys, nerr := cli.Keys(nctx, rkey).Result()
if nerr != nil {
return nerr
@@ -579,13 +574,16 @@ func (r *Store) List(ctx context.Context, opts ...store.ListOption) ([]string, e
keys = append(keys, nkeys...)
return nil
})
} else {
keys, err = r.cli.Keys(ctx, rkey).Result()
}
setSpanError(ctx, err)
te := time.Since(ts)
setSpanError(ctx, err)
r.opts.Meter.Counter(semconv.StoreRequestInflight, "name", options.Name).Dec()
r.opts.Meter.Summary(semconv.StoreRequestLatencyMicroseconds, "name", options.Name).Update(te.Seconds())
r.opts.Meter.Histogram(semconv.StoreRequestDurationSeconds, "name", options.Name).Update(te.Seconds())
if err == redis.Nil {
if err == goredis.Nil {
r.opts.Meter.Counter(semconv.StoreRequestTotal, "name", options.Name, "status", "miss").Inc()
return nil, store.ErrNotFound
} else if err == nil {
@@ -627,79 +625,106 @@ func NewStore(opts ...store.Option) *Store {
}
func (r *Store) configure() error {
var redisOptions *redis.Options
var redisClusterOptions *redis.ClusterOptions
var err error
nodes := r.opts.Addrs
if len(nodes) == 0 {
nodes = []string{"redis://127.0.0.1:6379"}
}
var universalOptions *goredis.UniversalOptions
if r.cli != nil && r.opts.Context == nil {
return nil
}
if r.opts.Context != nil {
if c, ok := r.opts.Context.Value(configKey{}).(*redis.Options); ok {
redisOptions = c
if o, ok := r.opts.Context.Value(configKey{}).(*goredis.Options); ok {
universalOptions.Addrs = []string{o.Addr}
universalOptions.Dialer = o.Dialer
universalOptions.OnConnect = o.OnConnect
universalOptions.Username = o.Username
universalOptions.Password = o.Password
universalOptions.MaxRetries = o.MaxRetries
universalOptions.MinRetryBackoff = o.MinRetryBackoff
universalOptions.MaxRetryBackoff = o.MaxRetryBackoff
universalOptions.DialTimeout = o.DialTimeout
universalOptions.ReadTimeout = o.ReadTimeout
universalOptions.WriteTimeout = o.WriteTimeout
universalOptions.ContextTimeoutEnabled = o.ContextTimeoutEnabled
universalOptions.PoolFIFO = o.PoolFIFO
universalOptions.PoolSize = o.PoolSize
universalOptions.PoolTimeout = o.PoolTimeout
universalOptions.MinIdleConns = o.MinIdleConns
universalOptions.MaxIdleConns = o.MaxIdleConns
universalOptions.ConnMaxIdleTime = o.ConnMaxIdleTime
universalOptions.ConnMaxLifetime = o.ConnMaxLifetime
if r.opts.TLSConfig != nil {
redisOptions.TLSConfig = r.opts.TLSConfig
universalOptions.TLSConfig = r.opts.TLSConfig
}
}
if c, ok := r.opts.Context.Value(clusterConfigKey{}).(*redis.ClusterOptions); ok {
redisClusterOptions = c
if o, ok := r.opts.Context.Value(clusterConfigKey{}).(*goredis.ClusterOptions); ok {
universalOptions.Addrs = o.Addrs
universalOptions.Dialer = o.Dialer
universalOptions.OnConnect = o.OnConnect
universalOptions.Username = o.Username
universalOptions.Password = o.Password
universalOptions.MaxRedirects = o.MaxRedirects
universalOptions.ReadOnly = o.ReadOnly
universalOptions.RouteByLatency = o.RouteByLatency
universalOptions.RouteRandomly = o.RouteRandomly
universalOptions.MaxRetries = o.MaxRetries
universalOptions.MinRetryBackoff = o.MinRetryBackoff
universalOptions.MaxRetryBackoff = o.MaxRetryBackoff
universalOptions.DialTimeout = o.DialTimeout
universalOptions.ReadTimeout = o.ReadTimeout
universalOptions.WriteTimeout = o.WriteTimeout
universalOptions.ContextTimeoutEnabled = o.ContextTimeoutEnabled
universalOptions.PoolFIFO = o.PoolFIFO
universalOptions.PoolSize = o.PoolSize
universalOptions.PoolTimeout = o.PoolTimeout
universalOptions.MinIdleConns = o.MinIdleConns
universalOptions.MaxIdleConns = o.MaxIdleConns
universalOptions.ConnMaxIdleTime = o.ConnMaxIdleTime
universalOptions.ConnMaxLifetime = o.ConnMaxLifetime
if r.opts.TLSConfig != nil {
redisClusterOptions.TLSConfig = r.opts.TLSConfig
universalOptions.TLSConfig = r.opts.TLSConfig
}
}
if o, ok := r.opts.Context.Value(universalConfigKey{}).(*goredis.UniversalOptions); ok {
universalOptions = o
if r.opts.TLSConfig != nil {
universalOptions.TLSConfig = r.opts.TLSConfig
}
}
}
if redisOptions != nil && redisClusterOptions != nil {
return fmt.Errorf("must specify only one option Config or ClusterConfig")
if universalOptions == nil {
universalOptions = DefaultUniversalOptions
}
if redisOptions == nil && redisClusterOptions == nil && r.cli != nil {
return nil
if len(r.opts.Addrs) > 0 {
universalOptions.Addrs = r.opts.Addrs
} else {
universalOptions.Addrs = []string{"redis://127.0.0.1:6379"}
}
if redisOptions == nil && redisClusterOptions == nil && len(nodes) == 1 {
redisOptions, err = redis.ParseURL(nodes[0])
if err != nil {
redisOptions = DefaultOptions
redisOptions.Addr = r.opts.Addrs[0]
redisOptions.TLSConfig = r.opts.TLSConfig
}
} else if redisOptions == nil && redisClusterOptions == nil && len(nodes) > 1 {
redisClusterOptions = DefaultClusterOptions
redisClusterOptions.Addrs = r.opts.Addrs
redisClusterOptions.TLSConfig = r.opts.TLSConfig
}
r.cli = goredis.NewUniversalClient(universalOptions)
setTracing(r.cli, r.opts.Tracer)
if redisOptions != nil {
c := redis.NewClient(redisOptions)
setTracing(c, r.opts.Tracer)
r.cli = &wrappedClient{Client: c}
} else if redisClusterOptions != nil {
c := redis.NewClusterClient(redisClusterOptions)
setTracing(c, r.opts.Tracer)
r.cli = &wrappedClient{ClusterClient: c}
}
r.pool = pool.NewPool(func() *strings.Builder { return &strings.Builder{} })
r.pool = pool.NewStringsPool(50)
r.statsMeter()
return nil
}
func (r *Store) getKey(mainNamespace string, opNamespace string, key string) string {
b := r.pool.Get()
defer r.pool.Put(b)
b.Reset()
func (r *Store) getKey(b *strings.Builder, mainNamespace string, opNamespace string, key string) string {
if opNamespace == "" {
opNamespace = mainNamespace
}