upgrade: bump to Go 1.12.6

Signed-off-by: zhuangqh <zhuangqhc@gmail.com>

.travis.yml

@@ -3,7 +3,7 @@ sudo: required
 
 language: go
 go:
-  - 1.10.4
+  - 1.12.6
 
 go_import_path: github.com/alibaba/pouch
 

Dockerfile

@@ -13,7 +13,7 @@ RUN apt-get update \
     && apt-get clean
 
 # set go version this image use
-ENV GO_VERSION=1.10.4
+ENV GO_VERSION=1.12.6
 ENV ARCH=amd64
 
 # install golang which version is GO_VERSION

Vagrantfile

@@ -33,7 +33,7 @@ Vagrant.configure("2") do |config|
     if ENV["POUCH_BUILD"] == "true"
       pouch.vm.provision "shell", inline: <<-SHELL
         # configring environments for pouch
-        GO_VERSION=1.10.4
+        GO_VERSION=1.12.6
         GOROOT=/opt/go
         GOPATH=/root/go
         apt-get install -y --no-install-recommends build-essential

ctrd/utils.go

@@ -40,7 +40,7 @@ func withExitShimV1CheckpointTaskOpts() containerd.CheckpointTaskOpts {
 func (c *Client) isInsecureDomain(ref string) bool {
 	u, err := url.Parse("dummy://" + ref)
 	if err != nil {
-		logrus.Warning("failed to parse reference(%s) into url: %v", ref, err)
+		logrus.Warningf("failed to parse reference(%s) into url: %v", ref, err)
 		return false
 	}
 

test/z_cli_daemon_test.go

@@ -421,7 +421,7 @@ func (suite *PouchDaemonSuite) TestDaemonTlsVerify(c *check.C) {
 	// Do not use TLS should fail
 	result = RunWithSpecifiedDaemon(&dcfg, "version")
 	c.Assert(result.ExitCode, check.Equals, 1)
-	err := util.PartialEqual(result.Stderr(), "malformed HTTP response")
+	err := util.PartialEqual(result.Stderr(), "Client sent an HTTP request to an HTTPS server")
 	c.Assert(err, check.IsNil)
 
 	{