Move to go1.9.4 with recent security release (#5502)

.travis.yml

@@ -26,4 +26,4 @@ after_success:
 - bash <(curl -s https://codecov.io/bash)
 
 go:
-- 1.9.1
+- 1.9.4

Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.9.2-alpine3.6
+FROM golang:1.9.4-alpine3.6
 
 MAINTAINER Minio Inc <dev@minio.io>
 

Dockerfile.dev

@@ -1,4 +1,4 @@
-FROM golang:1.9.2-alpine3.6
+FROM golang:1.9.4-alpine3.6
 
 MAINTAINER Minio Inc <dev@minio.io>
 

buildscripts/checkdeps.sh

@@ -21,7 +21,7 @@ _init() {
 
     ## Minimum required versions for build dependencies
     GIT_VERSION="1.0"
-    GO_VERSION="1.9.1"
+    GO_VERSION="1.9.4"
     OSX_VERSION="10.8"
     KNAME=$(uname -s)
     ARCH=$(uname -m)

main.go

@@ -36,8 +36,8 @@ import (
 )
 
 const (
-	// Minio requires at least Go v1.9.1
+	// Minio requires at least Go v1.9.4
-	minGoVersion        = "1.9.1"
+	minGoVersion        = "1.9.4"
 	goVersionConstraint = ">= " + minGoVersion
 )
 

main_test.go

@@ -28,9 +28,9 @@ func TestCheckGoVersion(t *testing.T) {
 		expectedErr error
 	}{
 		{minGoVersion, nil},
-		{"1.6.8", fmt.Errorf("Minio is not compiled by Go >= 1.9.1.  Please recompile accordingly")},
+		{"1.6.8", fmt.Errorf("Minio is not compiled by Go >= 1.9.4.  Please recompile accordingly")},
-		{"1.5", fmt.Errorf("Minio is not compiled by Go >= 1.9.1.  Please recompile accordingly")},
+		{"1.5", fmt.Errorf("Minio is not compiled by Go >= 1.9.4.  Please recompile accordingly")},
-		{"0.1", fmt.Errorf("Minio is not compiled by Go >= 1.9.1.  Please recompile accordingly")},
+		{"0.1", fmt.Errorf("Minio is not compiled by Go >= 1.9.4.  Please recompile accordingly")},
 		{".1", fmt.Errorf("Malformed version: .1")},
 		{"somejunk", fmt.Errorf("Malformed version: somejunk")},
 	}