-
Notifications
You must be signed in to change notification settings - Fork 0
/
expose.go
79 lines (65 loc) · 1.82 KB
/
expose.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
// Copyright 2012, 2013 Canonical Ltd.
// Licensed under the AGPLv3, see LICENCE file for details.
package service
import (
"github.com/juju/cmd"
"github.com/juju/errors"
"github.com/juju/juju/api/service"
"github.com/juju/juju/cmd/juju/block"
"github.com/juju/juju/cmd/modelcmd"
)
var usageExposeSummary = `
Makes a service publicly available over the network.`[1:]
var usageExposeDetails = `
Adjusts the firewall rules and any relevant security mechanisms of the
cloud to allow public access to the service.
Examples:
juju expose wordpress
See also:
unexpose`[1:]
// NewExposeCommand returns a command to expose services.
func NewExposeCommand() cmd.Command {
return modelcmd.Wrap(&exposeCommand{})
}
// exposeCommand is responsible exposing services.
type exposeCommand struct {
modelcmd.ModelCommandBase
ServiceName string
}
func (c *exposeCommand) Info() *cmd.Info {
return &cmd.Info{
Name: "expose",
Args: "<service name>",
Purpose: usageExposeSummary,
Doc: usageExposeDetails,
}
}
func (c *exposeCommand) Init(args []string) error {
if len(args) == 0 {
return errors.New("no service name specified")
}
c.ServiceName = args[0]
return cmd.CheckEmpty(args[1:])
}
type serviceExposeAPI interface {
Close() error
Expose(serviceName string) error
Unexpose(serviceName string) error
}
func (c *exposeCommand) getAPI() (serviceExposeAPI, error) {
root, err := c.NewAPIRoot()
if err != nil {
return nil, errors.Trace(err)
}
return service.NewClient(root), nil
}
// Run changes the juju-managed firewall to expose any
// ports that were also explicitly marked by units as open.
func (c *exposeCommand) Run(_ *cmd.Context) error {
client, err := c.getAPI()
if err != nil {
return err
}
defer client.Close()
return block.ProcessBlockedError(client.Expose(c.ServiceName), block.BlockChange)
}