fixed issue-3145, enable engine-install-url in CentOS.

xinxian0458 · xinxian0458 · commit 93fe1d199ffe · 2016-03-14T14:24:44.000+08:00
Signed-off-by: Jie Zhang &lt;zhangjie0220@gmail.com&gt;
diff --git a/libmachine/provision/redhat.go b/libmachine/provision/redhat.go
@@ -110,7 +110,7 @@ func (provisioner *RedHatProvisioner) Package(name string, action pkgaction.Pack
 }
 
 func installDocker(provisioner *RedHatProvisioner) error {
-	if err := provisioner.installOfficialDocker(); err != nil {
+	if err := installDockerGeneric(provisioner, provisioner.EngineOptions.InstallURL); err != nil {
 		return err
 	}
 
@@ -125,20 +125,6 @@ func installDocker(provisioner *RedHatProvisioner) error {
 	return nil
 }
 
-func (provisioner *RedHatProvisioner) installOfficialDocker() error {
-	log.Debug("installing docker")
-
-	if err := provisioner.ConfigurePackageList(); err != nil {
-		return err
-	}
-
-	if _, err := provisioner.SSHCommand("sudo yum install -y docker-engine"); err != nil {
-		return err
-	}
-
-	return nil
-}
-
 func (provisioner *RedHatProvisioner) dockerDaemonResponding() bool {
 	log.Debug("checking docker daemon")
 
