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

313 lines
9.8 KiB
Go

package iso
import (
"errors"
"fmt"
"log"
"strings"
"github.com/mitchellh/multistep"
parallelscommon "github.com/mitchellh/packer/builder/parallels/common"
"github.com/mitchellh/packer/common"
"github.com/mitchellh/packer/helper/communicator"
"github.com/mitchellh/packer/helper/config"
"github.com/mitchellh/packer/packer"
"github.com/mitchellh/packer/template/interpolate"
)
const BuilderId = "rickard-von-essen.parallels"
type Builder struct {
config Config
runner multistep.Runner
}
type Config struct {
common.PackerConfig `mapstructure:",squash"`
parallelscommon.FloppyConfig `mapstructure:",squash"`
parallelscommon.OutputConfig `mapstructure:",squash"`
parallelscommon.PrlctlConfig `mapstructure:",squash"`
parallelscommon.PrlctlVersionConfig `mapstructure:",squash"`
parallelscommon.RunConfig `mapstructure:",squash"`
parallelscommon.ShutdownConfig `mapstructure:",squash"`
parallelscommon.SSHConfig `mapstructure:",squash"`
parallelscommon.ToolsConfig `mapstructure:",squash"`
BootCommand []string `mapstructure:"boot_command"`
DiskSize uint `mapstructure:"disk_size"`
GuestOSType string `mapstructure:"guest_os_type"`
HardDriveInterface string `mapstructure:"hard_drive_interface"`
HostInterfaces []string `mapstructure:"host_interfaces"`
HTTPDir string `mapstructure:"http_directory"`
HTTPPortMin uint `mapstructure:"http_port_min"`
HTTPPortMax uint `mapstructure:"http_port_max"`
ISOChecksum string `mapstructure:"iso_checksum"`
ISOChecksumType string `mapstructure:"iso_checksum_type"`
ISOUrls []string `mapstructure:"iso_urls"`
VMName string `mapstructure:"vm_name"`
RawSingleISOUrl string `mapstructure:"iso_url"`
// Deprecated parameters
GuestOSDistribution string `mapstructure:"guest_os_distribution"`
ParallelsToolsHostPath string `mapstructure:"parallels_tools_host_path"`
ctx interpolate.Context
}
func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
err := config.Decode(&b.config, &config.DecodeOpts{
Interpolate: true,
InterpolateFilter: &interpolate.RenderFilter{
Exclude: []string{
"boot_command",
"prlctl",
"parallel_tools_guest_path",
},
},
}, raws...)
if err != nil {
return nil, err
}
// Accumulate any errors and warnings
var errs *packer.MultiError
errs = packer.MultiErrorAppend(errs, b.config.FloppyConfig.Prepare(&b.config.ctx)...)
errs = packer.MultiErrorAppend(
errs, b.config.OutputConfig.Prepare(&b.config.ctx, &b.config.PackerConfig)...)
errs = packer.MultiErrorAppend(errs, b.config.RunConfig.Prepare(&b.config.ctx)...)
errs = packer.MultiErrorAppend(errs, b.config.PrlctlConfig.Prepare(&b.config.ctx)...)
errs = packer.MultiErrorAppend(errs, b.config.PrlctlVersionConfig.Prepare(&b.config.ctx)...)
errs = packer.MultiErrorAppend(errs, b.config.ShutdownConfig.Prepare(&b.config.ctx)...)
errs = packer.MultiErrorAppend(errs, b.config.SSHConfig.Prepare(&b.config.ctx)...)
errs = packer.MultiErrorAppend(errs, b.config.ToolsConfig.Prepare(&b.config.ctx)...)
warnings := make([]string, 0)
if b.config.DiskSize == 0 {
b.config.DiskSize = 40000
}
if b.config.HardDriveInterface == "" {
b.config.HardDriveInterface = "sata"
}
if b.config.GuestOSType == "" {
b.config.GuestOSType = "other"
}
if b.config.GuestOSDistribution != "" {
// Compatibility with older templates:
// Use value of 'guest_os_distribution' if it is defined.
b.config.GuestOSType = b.config.GuestOSDistribution
warnings = append(warnings,
"A 'guest_os_distribution' has been completely replaced with 'guest_os_type'\n"+
"It is recommended to remove it and assign the previous value to 'guest_os_type'.\n"+
"Run it to see all available values: `prlctl create x -d list` ")
}
if b.config.HTTPPortMin == 0 {
b.config.HTTPPortMin = 8000
}
if b.config.HTTPPortMax == 0 {
b.config.HTTPPortMax = 9000
}
if len(b.config.HostInterfaces) == 0 {
b.config.HostInterfaces = []string{"en0", "en1", "en2", "en3", "en4", "en5", "en6", "en7",
"en8", "en9", "ppp0", "ppp1", "ppp2"}
}
if b.config.VMName == "" {
b.config.VMName = fmt.Sprintf("packer-%s", b.config.PackerBuildName)
}
if b.config.HardDriveInterface != "ide" && b.config.HardDriveInterface != "sata" && b.config.HardDriveInterface != "scsi" {
errs = packer.MultiErrorAppend(
errs, errors.New("hard_drive_interface can only be ide, sata, or scsi"))
}
if b.config.HTTPPortMin > b.config.HTTPPortMax {
errs = packer.MultiErrorAppend(
errs, errors.New("http_port_min must be less than http_port_max"))
}
if b.config.ISOChecksumType == "" {
errs = packer.MultiErrorAppend(
errs, errors.New("The iso_checksum_type must be specified."))
} else {
b.config.ISOChecksumType = strings.ToLower(b.config.ISOChecksumType)
if b.config.ISOChecksumType != "none" {
if b.config.ISOChecksum == "" {
errs = packer.MultiErrorAppend(
errs, errors.New("Due to large file sizes, an iso_checksum is required"))
} else {
b.config.ISOChecksum = strings.ToLower(b.config.ISOChecksum)
}
if h := common.HashForType(b.config.ISOChecksumType); h == nil {
errs = packer.MultiErrorAppend(
errs,
fmt.Errorf("Unsupported checksum type: %s", b.config.ISOChecksumType))
}
}
}
if b.config.RawSingleISOUrl == "" && len(b.config.ISOUrls) == 0 {
errs = packer.MultiErrorAppend(
errs, errors.New("One of iso_url or iso_urls must be specified."))
} else if b.config.RawSingleISOUrl != "" && len(b.config.ISOUrls) > 0 {
errs = packer.MultiErrorAppend(
errs, errors.New("Only one of iso_url or iso_urls may be specified."))
} else if b.config.RawSingleISOUrl != "" {
b.config.ISOUrls = []string{b.config.RawSingleISOUrl}
}
for i, url := range b.config.ISOUrls {
b.config.ISOUrls[i], err = common.DownloadableURL(url)
if err != nil {
errs = packer.MultiErrorAppend(
errs, fmt.Errorf("Failed to parse iso_url %d: %s", i+1, err))
}
}
// Warnings
if b.config.ISOChecksumType == "none" {
warnings = append(warnings,
"A checksum type of 'none' was specified. Since ISO files are so big,\n"+
"a checksum is highly recommended.")
}
if b.config.ShutdownCommand == "" {
warnings = append(warnings,
"A shutdown_command was not specified. Without a shutdown command, Packer\n"+
"will forcibly halt the virtual machine, which may result in data loss.")
}
if b.config.ParallelsToolsHostPath != "" {
warnings = append(warnings,
"A 'parallels_tools_host_path' has been deprecated and not in use anymore\n"+
"You can remove it from your Packer template.")
}
if errs != nil && len(errs.Errors) > 0 {
return warnings, errs
}
return warnings, nil
}
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 Parallels driver: %s", err)
}
steps := []multistep.Step{
&parallelscommon.StepPrepareParallelsTools{
ParallelsToolsFlavor: b.config.ParallelsToolsFlavor,
ParallelsToolsMode: b.config.ParallelsToolsMode,
},
&common.StepDownload{
Checksum: b.config.ISOChecksum,
ChecksumType: b.config.ISOChecksumType,
Description: "ISO",
ResultKey: "iso_path",
Url: b.config.ISOUrls,
},
&parallelscommon.StepOutputDir{
Force: b.config.PackerForce,
Path: b.config.OutputDir,
},
&common.StepCreateFloppy{
Files: b.config.FloppyFiles,
},
new(stepHTTPServer),
new(stepCreateVM),
new(stepCreateDisk),
new(stepSetBootOrder),
new(stepAttachISO),
&parallelscommon.StepAttachParallelsTools{
ParallelsToolsMode: b.config.ParallelsToolsMode,
},
new(parallelscommon.StepAttachFloppy),
&parallelscommon.StepPrlctl{
Commands: b.config.Prlctl,
Ctx: b.config.ctx,
},
&parallelscommon.StepRun{
BootWait: b.config.BootWait,
Headless: b.config.Headless, // TODO: migth work on Enterprise Ed.
},
&parallelscommon.StepTypeBootCommand{
BootCommand: b.config.BootCommand,
HostInterfaces: b.config.HostInterfaces,
VMName: b.config.VMName,
Ctx: b.config.ctx,
},
&communicator.StepConnect{
Config: &b.config.SSHConfig.Comm,
Host: parallelscommon.CommHost,
SSHConfig: parallelscommon.SSHConfigFunc(b.config.SSHConfig),
},
&parallelscommon.StepUploadVersion{
Path: b.config.PrlctlVersionFile,
},
&parallelscommon.StepUploadParallelsTools{
ParallelsToolsFlavor: b.config.ParallelsToolsFlavor,
ParallelsToolsGuestPath: b.config.ParallelsToolsGuestPath,
ParallelsToolsMode: b.config.ParallelsToolsMode,
Ctx: b.config.ctx,
},
new(common.StepProvision),
&parallelscommon.StepShutdown{
Command: b.config.ShutdownCommand,
Timeout: b.config.ShutdownTimeout,
},
}
// Setup the state bag
state := new(multistep.BasicStateBag)
state.Put("cache", cache)
state.Put("config", &b.config)
state.Put("driver", driver)
state.Put("hook", hook)
state.Put("ui", ui)
// Run
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)
// If there was an error, return that
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)
}
func (b *Builder) Cancel() {
if b.runner != nil {
log.Println("Cancelling the step runner...")
b.runner.Cancel()
}
}