github.com/tonnydourado/packer@v0.6.1-0.20140701134019-5d0cd9676a37/builder/parallels/pvm/builder.go (about)

     1  package pvm
     2  
     3  import (
     4  	"errors"
     5  	"fmt"
     6  	"github.com/mitchellh/multistep"
     7  	parallelscommon "github.com/mitchellh/packer/builder/parallels/common"
     8  	"github.com/mitchellh/packer/common"
     9  	"github.com/mitchellh/packer/packer"
    10  	"log"
    11  )
    12  
    13  // Builder implements packer.Builder and builds the actual Parallels
    14  // images.
    15  type Builder struct {
    16  	config *Config
    17  	runner multistep.Runner
    18  }
    19  
    20  // Prepare processes the build configuration parameters.
    21  func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
    22  	c, warnings, errs := NewConfig(raws...)
    23  	if errs != nil {
    24  		return warnings, errs
    25  	}
    26  	b.config = c
    27  
    28  	return warnings, nil
    29  }
    30  
    31  // Run executes a Packer build and returns a packer.Artifact representing
    32  // a Parallels appliance.
    33  func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
    34  	// Create the driver that we'll use to communicate with Parallels
    35  	driver, err := parallelscommon.NewDriver()
    36  	if err != nil {
    37  		return nil, fmt.Errorf("Failed creating Paralles driver: %s", err)
    38  	}
    39  
    40  	// Set up the state.
    41  	state := new(multistep.BasicStateBag)
    42  	state.Put("config", b.config)
    43  	state.Put("driver", driver)
    44  	state.Put("hook", hook)
    45  	state.Put("ui", ui)
    46  	state.Put("http_port", uint(0))
    47  
    48  	// Build the steps.
    49  	steps := []multistep.Step{
    50  		&parallelscommon.StepOutputDir{
    51  			Force: b.config.PackerForce,
    52  			Path:  b.config.OutputDir,
    53  		},
    54  		&common.StepCreateFloppy{
    55  			Files: b.config.FloppyFiles,
    56  		},
    57  		&StepImport{
    58  			Name:       b.config.VMName,
    59  			SourcePath: b.config.SourcePath,
    60  		},
    61  		&parallelscommon.StepAttachParallelsTools{
    62  			ParallelsToolsHostPath: b.config.ParallelsToolsHostPath,
    63  			ParallelsToolsMode:     b.config.ParallelsToolsMode,
    64  		},
    65  		new(parallelscommon.StepAttachFloppy),
    66  		&parallelscommon.StepPrlctl{
    67  			Commands: b.config.Prlctl,
    68  			Tpl:      b.config.tpl,
    69  		},
    70  		&parallelscommon.StepRun{
    71  			BootWait: b.config.BootWait,
    72  			Headless: b.config.Headless,
    73  		},
    74  		&parallelscommon.StepTypeBootCommand{
    75  			BootCommand:    b.config.BootCommand,
    76  			HostInterfaces: []string{},
    77  			VMName:         b.config.VMName,
    78  			Tpl:            b.config.tpl,
    79  		},
    80  		&common.StepConnectSSH{
    81  			SSHAddress:     parallelscommon.SSHAddress,
    82  			SSHConfig:      parallelscommon.SSHConfigFunc(b.config.SSHConfig),
    83  			SSHWaitTimeout: b.config.SSHWaitTimeout,
    84  		},
    85  		&parallelscommon.StepUploadVersion{
    86  			Path: b.config.PrlctlVersionFile,
    87  		},
    88  		&parallelscommon.StepUploadParallelsTools{
    89  			ParallelsToolsGuestPath: b.config.ParallelsToolsGuestPath,
    90  			ParallelsToolsHostPath:  b.config.ParallelsToolsHostPath,
    91  			ParallelsToolsMode:      b.config.ParallelsToolsMode,
    92  			Tpl:                     b.config.tpl,
    93  		},
    94  		new(common.StepProvision),
    95  		&parallelscommon.StepShutdown{
    96  			Command: b.config.ShutdownCommand,
    97  			Timeout: b.config.ShutdownTimeout,
    98  		},
    99  		new(parallelscommon.StepRemoveDevices),
   100  	}
   101  
   102  	// Run the steps.
   103  	if b.config.PackerDebug {
   104  		b.runner = &multistep.DebugRunner{
   105  			Steps:   steps,
   106  			PauseFn: common.MultistepDebugFn(ui),
   107  		}
   108  	} else {
   109  		b.runner = &multistep.BasicRunner{Steps: steps}
   110  	}
   111  	b.runner.Run(state)
   112  
   113  	// Report any errors.
   114  	if rawErr, ok := state.GetOk("error"); ok {
   115  		return nil, rawErr.(error)
   116  	}
   117  
   118  	// If we were interrupted or cancelled, then just exit.
   119  	if _, ok := state.GetOk(multistep.StateCancelled); ok {
   120  		return nil, errors.New("Build was cancelled.")
   121  	}
   122  
   123  	if _, ok := state.GetOk(multistep.StateHalted); ok {
   124  		return nil, errors.New("Build was halted.")
   125  	}
   126  
   127  	return parallelscommon.NewArtifact(b.config.OutputDir)
   128  }
   129  
   130  // Cancel.
   131  func (b *Builder) Cancel() {
   132  	if b.runner != nil {
   133  		log.Println("Cancelling the step runner...")
   134  		b.runner.Cancel()
   135  	}
   136  }