open-nomad/vendor/github.com/fsouza/go-dockerclient/misc.go
2016-02-12 10:02:16 -08:00

58 lines
1.5 KiB
Go

// Copyright 2015 go-dockerclient authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package docker
import "strings"
// Version returns version information about the docker server.
//
// See https://goo.gl/ND9R8L for more details.
func (c *Client) Version() (*Env, error) {
resp, err := c.do("GET", "/version", doOptions{})
if err != nil {
return nil, err
}
defer resp.Body.Close()
var env Env
if err := env.Decode(resp.Body); err != nil {
return nil, err
}
return &env, nil
}
// Info returns system-wide information about the Docker server.
//
// See https://goo.gl/ElTHi2 for more details.
func (c *Client) Info() (*Env, error) {
resp, err := c.do("GET", "/info", doOptions{})
if err != nil {
return nil, err
}
defer resp.Body.Close()
var info Env
if err := info.Decode(resp.Body); err != nil {
return nil, err
}
return &info, nil
}
// ParseRepositoryTag gets the name of the repository and returns it splitted
// in two parts: the repository and the tag.
//
// Some examples:
//
// localhost.localdomain:5000/samalba/hipache:latest -> localhost.localdomain:5000/samalba/hipache, latest
// localhost.localdomain:5000/samalba/hipache -> localhost.localdomain:5000/samalba/hipache, ""
func ParseRepositoryTag(repoTag string) (repository string, tag string) {
n := strings.LastIndex(repoTag, ":")
if n < 0 {
return repoTag, ""
}
if tag := repoTag[n+1:]; !strings.Contains(tag, "/") {
return repoTag[:n], tag
}
return repoTag, ""
}