Proxy is working in a simple mode now

mtglib/internal/relay/pools.go

@@ -0,0 +1,46 @@
+package relay
+
+import (
+	"context"
+	"sync"
+	"time"
+)
+
+var relayPool = sync.Pool{
+	New: func() interface{} {
+		return &Relay{
+			tickChannel:  make(chan struct{}),
+			errorChannel: make(chan error, 1),
+		}
+	},
+}
+
+func AcquireRelay(ctx context.Context, logger Logger, bufferSize int, idleTimeout time.Duration) *Relay {
+	ctx, cancel := context.WithCancel(ctx)
+
+	r := relayPool.Get().(*Relay)
+	r.ctx = ctx
+	r.ctxCancel = cancel
+	r.logger = logger
+	r.tickTimeout = idleTimeout
+
+	if len(r.eastBuffer) != bufferSize {
+		r.eastBuffer = make([]byte, bufferSize)
+	}
+
+	if len(r.westBuffer) != bufferSize {
+		r.westBuffer = make([]byte, bufferSize)
+	}
+
+	return r
+}
+
+func ReleaseRelay(r *Relay) {
+	r.ctxCancel()
+
+	r.ctx = nil
+	r.ctxCancel = nil
+	r.logger = nil
+
+	relayPool.Put(r)
+}