packer-cn/builder/parallels/pvm/builder.go

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package pvm
import (
"errors"
"fmt"
"github.com/mitchellh/multistep"
parallelscommon "github.com/mitchellh/packer/builder/parallels/common"
"github.com/mitchellh/packer/common"
"github.com/mitchellh/packer/packer"
"log"
)
// Builder implements packer.Builder and builds the actual Parallels
// images.
type Builder struct {
config *Config
runner multistep.Runner
}
// Prepare processes the build configuration parameters.
func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
c, warnings, errs := NewConfig(raws...)
if errs != nil {
return warnings, errs
}
b.config = c
return warnings, nil
}
// Run executes a Packer build and returns a packer.Artifact representing
// a Parallels appliance.
func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
// Create the driver that we'll use to communicate with Parallels
driver, err := parallelscommon.NewDriver()
if err != nil {
return nil, fmt.Errorf("Failed creating Paralles driver: %s", err)
}
// Set up the state.
state := new(multistep.BasicStateBag)
state.Put("config", b.config)
state.Put("driver", driver)
state.Put("hook", hook)
state.Put("ui", ui)
state.Put("http_port", uint(0))
// Build the steps.
steps := []multistep.Step{
&parallelscommon.StepOutputDir{
Force: b.config.PackerForce,
Path: b.config.OutputDir,
},
&common.StepCreateFloppy{
Files: b.config.FloppyFiles,
},
&StepImport{
Name: b.config.VMName,
SourcePath: b.config.SourcePath,
},
&parallelscommon.StepAttachParallelsTools{
ParallelsToolsHostPath: b.config.ParallelsToolsHostPath,
ParallelsToolsMode: b.config.ParallelsToolsMode,
},
new(parallelscommon.StepAttachFloppy),
&parallelscommon.StepPrlctl{
Commands: b.config.Prlctl,
Tpl: b.config.tpl,
},
&parallelscommon.StepRun{
BootWait: b.config.BootWait,
Headless: b.config.Headless,
},
&parallelscommon.StepTypeBootCommand{
BootCommand: b.config.BootCommand,
HostInterfaces: []string{},
VMName: b.config.VMName,
Tpl: b.config.tpl,
},
&common.StepConnectSSH{
SSHAddress: parallelscommon.SSHAddress,
SSHConfig: parallelscommon.SSHConfigFunc(b.config.SSHConfig),
SSHWaitTimeout: b.config.SSHWaitTimeout,
},
&parallelscommon.StepUploadVersion{
Path: b.config.PrlctlVersionFile,
},
&parallelscommon.StepUploadParallelsTools{
ParallelsToolsGuestPath: b.config.ParallelsToolsGuestPath,
ParallelsToolsHostPath: b.config.ParallelsToolsHostPath,
ParallelsToolsMode: b.config.ParallelsToolsMode,
Tpl: b.config.tpl,
},
new(common.StepProvision),
&parallelscommon.StepShutdown{
Command: b.config.ShutdownCommand,
Timeout: b.config.ShutdownTimeout,
},
new(parallelscommon.StepRemoveDevices),
}
// Run the steps.
if b.config.PackerDebug {
b.runner = &multistep.DebugRunner{
Steps: steps,
PauseFn: common.MultistepDebugFn(ui),
}
} else {
b.runner = &multistep.BasicRunner{Steps: steps}
}
b.runner.Run(state)
// Report any errors.
if rawErr, ok := state.GetOk("error"); ok {
return nil, rawErr.(error)
}
// If we were interrupted or cancelled, then just exit.
if _, ok := state.GetOk(multistep.StateCancelled); ok {
return nil, errors.New("Build was cancelled.")
}
if _, ok := state.GetOk(multistep.StateHalted); ok {
return nil, errors.New("Build was halted.")
}
return parallelscommon.NewArtifact(b.config.OutputDir)
}
// Cancel.
func (b *Builder) Cancel() {
if b.runner != nil {
log.Println("Cancelling the step runner...")
b.runner.Cancel()
}
}