forked from hashicorp/packer
/
builder.go
103 lines (85 loc) · 2.5 KB
/
builder.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
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
package triton
import (
"log"
"github.com/hashicorp/go-multierror"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/common"
"github.com/mitchellh/packer/helper/communicator"
"github.com/mitchellh/packer/helper/config"
"github.com/mitchellh/packer/packer"
)
const (
BuilderId = "joyent.triton"
)
type Builder struct {
config Config
runner multistep.Runner
}
func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
errs := &multierror.Error{}
err := config.Decode(&b.config, &config.DecodeOpts{
Interpolate: true,
InterpolateContext: &b.config.ctx,
}, raws...)
if err != nil {
errs = multierror.Append(errs, err)
}
errs = multierror.Append(errs, b.config.AccessConfig.Prepare(&b.config.ctx)...)
errs = multierror.Append(errs, b.config.SourceMachineConfig.Prepare(&b.config.ctx)...)
errs = multierror.Append(errs, b.config.Comm.Prepare(&b.config.ctx)...)
errs = multierror.Append(errs, b.config.TargetImageConfig.Prepare(&b.config.ctx)...)
return nil, errs.ErrorOrNil()
}
func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
config := b.config
driver, err := NewDriverTriton(ui, config)
if err != nil {
return nil, err
}
state := new(multistep.BasicStateBag)
state.Put("config", b.config)
state.Put("debug", b.config.PackerDebug)
state.Put("driver", driver)
state.Put("hook", hook)
state.Put("ui", ui)
steps := []multistep.Step{
&StepCreateSourceMachine{},
&communicator.StepConnect{
Config: &config.Comm,
Host: commHost,
SSHConfig: sshConfig(
b.config.Comm.SSHAgentAuth,
b.config.Comm.SSHUsername,
b.config.Comm.SSHPrivateKey,
b.config.Comm.SSHPassword),
},
&common.StepProvision{},
&StepStopMachine{},
&StepCreateImageFromMachine{},
&StepDeleteMachine{},
}
b.runner = common.NewRunnerWithPauseFn(steps, b.config.PackerConfig, ui, state)
b.runner.Run(state)
// If there was an error, return that
if rawErr, ok := state.GetOk("error"); ok {
return nil, rawErr.(error)
}
// If there is no image, just return
if _, ok := state.GetOk("image"); !ok {
return nil, nil
}
artifact := &Artifact{
ImageID: state.Get("image").(string),
BuilderIDValue: BuilderId,
Driver: driver,
}
return artifact, nil
}
// Cancel cancels a possibly running Builder. This should block until
// the builder actually cancels and cleans up after itself.
func (b *Builder) Cancel() {
if b.runner != nil {
log.Println("Cancelling the step runner...")
b.runner.Cancel()
}
}