Adding minio-encode binary

Makefile

@@ -10,6 +10,7 @@ test: build-erasure
 	godep go test -race -coverprofile=cover.out github.com/minio-io/minio
 
 install: build-erasure
+	godep go install github.com/minio-io/minio/cmd/minio-encode
 
 save:
 	godep save ./...

cmd/minio-encode/main.go

@@ -0,0 +1,31 @@
+package main
+
+import (
+	"io/ioutil"
+	"log"
+	"os"
+	"strconv"
+
+	"github.com/codegangsta/cli"
+	"github.com/minio-io/minio/erasure"
+)
+
+func main() {
+	app := cli.NewApp()
+	app.Name = "minio-encode"
+	app.Usage = "erasure encode a byte stream"
+	app.Action = func(c *cli.Context) {
+		erasureParameters, _ := erasure.ValidateParams(10, 5, 8, erasure.VANDERMONDE)
+
+		encoder := erasure.NewEncoder(erasureParameters)
+		input, err := ioutil.ReadAll(os.Stdin)
+		if err != nil {
+			log.Fatal("Error reading stdin")
+		}
+		encodedData, _ := encoder.Encode(input)
+		for key, data := range encodedData {
+			ioutil.WriteFile("output."+strconv.Itoa(key), data, 0600)
+		}
+	}
+	app.Run(os.Args)
+}