You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
65 lines
1.7 KiB
65 lines
1.7 KiB
/*
|
|
* Minio Cloud Storage, (C) 2015, 2016 Minio, Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"io/ioutil"
|
|
"os"
|
|
"runtime"
|
|
"strings"
|
|
|
|
"github.com/hashicorp/go-version"
|
|
)
|
|
|
|
// isContainerized returns true if we are inside a containerized environment.
|
|
func isContainerized() bool {
|
|
// Docker containers contain ".dockerinit" at its root path.
|
|
if _, e := os.Stat("/.dockerinit"); os.IsNotExist(e) {
|
|
return true
|
|
}
|
|
|
|
// Check if cgroup policies for init process contains docker string.
|
|
if cgroupData, e := ioutil.ReadFile("/proc/1/cgroup"); e != nil {
|
|
if strings.Contains(string(cgroupData), "/docker-") {
|
|
return true
|
|
}
|
|
}
|
|
|
|
/* Add checks for non-docker containers here. */
|
|
return false
|
|
}
|
|
|
|
// check if minimum Go version is met.
|
|
func checkGoVersion() {
|
|
// Current version.
|
|
curVersion, e := version.NewVersion(runtime.Version()[2:])
|
|
if e != nil {
|
|
Fatalln("Unable to determine current go version.", e)
|
|
}
|
|
|
|
// Prepare version constraint.
|
|
constraints, e := version.NewConstraint(minGoVersion)
|
|
if e != nil {
|
|
Fatalln("Unable to check go version.")
|
|
}
|
|
|
|
// Check for minimum version.
|
|
if !constraints.Check(curVersion) {
|
|
Fatalln(fmt.Sprintf("Please recompile Minio with Golang version %s.", minGoVersion))
|
|
}
|
|
}
|
|
|