支持ZSTD压缩

internal/compressions/writer_pool_zstd.go

@@ -0,0 +1,21 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package compressions
+
+import (
+	"github.com/TeaOSLab/EdgeNode/internal/utils"
+	"github.com/klauspost/compress/zstd"
+	"io"
+)
+
+var sharedZSTDWriterPool *WriterPool
+
+func init() {
+	var maxSize = utils.SystemMemoryGB() * 256
+	if maxSize == 0 {
+		maxSize = 256
+	}
+	sharedZSTDWriterPool = NewWriterPool(maxSize, int(zstd.SpeedBestCompression), func(writer io.Writer, level int) (Writer, error) {
+		return newZSTDWriter(writer, level)
+	})
+}