forked from hashicorp/packer
/
config.go
147 lines (127 loc) · 4.84 KB
/
config.go
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package ovf
import (
"fmt"
"strings"
vboxcommon "github.com/hashicorp/packer/builder/virtualbox/common"
"github.com/hashicorp/packer/common"
"github.com/hashicorp/packer/helper/config"
"github.com/hashicorp/packer/packer"
"github.com/hashicorp/packer/template/interpolate"
)
// Config is the configuration structure for the builder.
type Config struct {
common.PackerConfig `mapstructure:",squash"`
common.HTTPConfig `mapstructure:",squash"`
common.FloppyConfig `mapstructure:",squash"`
vboxcommon.ExportConfig `mapstructure:",squash"`
vboxcommon.ExportOpts `mapstructure:",squash"`
vboxcommon.OutputConfig `mapstructure:",squash"`
vboxcommon.RunConfig `mapstructure:",squash"`
vboxcommon.SSHConfig `mapstructure:",squash"`
vboxcommon.ShutdownConfig `mapstructure:",squash"`
vboxcommon.VBoxManageConfig `mapstructure:",squash"`
vboxcommon.VBoxManagePostConfig `mapstructure:",squash"`
vboxcommon.VBoxVersionConfig `mapstructure:",squash"`
BootCommand []string `mapstructure:"boot_command"`
Checksum string `mapstructure:"checksum"`
ChecksumType string `mapstructure:"checksum_type"`
GuestAdditionsMode string `mapstructure:"guest_additions_mode"`
GuestAdditionsPath string `mapstructure:"guest_additions_path"`
GuestAdditionsSHA256 string `mapstructure:"guest_additions_sha256"`
GuestAdditionsURL string `mapstructure:"guest_additions_url"`
ImportFlags []string `mapstructure:"import_flags"`
ImportOpts string `mapstructure:"import_opts"`
SourcePath string `mapstructure:"source_path"`
TargetPath string `mapstructure:"target_path"`
VMName string `mapstructure:"vm_name"`
SkipExport bool `mapstructure:"skip_export"`
ctx interpolate.Context
}
func NewConfig(raws ...interface{}) (*Config, []string, error) {
c := new(Config)
err := config.Decode(c, &config.DecodeOpts{
Interpolate: true,
InterpolateContext: &c.ctx,
InterpolateFilter: &interpolate.RenderFilter{
Exclude: []string{
"boot_command",
"guest_additions_path",
"guest_additions_url",
"vboxmanage",
"vboxmanage_post",
},
},
}, raws...)
if err != nil {
return nil, nil, err
}
// Defaults
if c.GuestAdditionsMode == "" {
c.GuestAdditionsMode = "upload"
}
if c.GuestAdditionsPath == "" {
c.GuestAdditionsPath = "VBoxGuestAdditions.iso"
}
if c.VMName == "" {
c.VMName = fmt.Sprintf(
"packer-%s-%d", c.PackerBuildName, interpolate.InitTime.Unix())
}
// Prepare the errors
var errs *packer.MultiError
errs = packer.MultiErrorAppend(errs, c.ExportConfig.Prepare(&c.ctx)...)
errs = packer.MultiErrorAppend(errs, c.ExportOpts.Prepare(&c.ctx)...)
errs = packer.MultiErrorAppend(errs, c.FloppyConfig.Prepare(&c.ctx)...)
errs = packer.MultiErrorAppend(errs, c.HTTPConfig.Prepare(&c.ctx)...)
errs = packer.MultiErrorAppend(errs, c.OutputConfig.Prepare(&c.ctx, &c.PackerConfig)...)
errs = packer.MultiErrorAppend(errs, c.RunConfig.Prepare(&c.ctx)...)
errs = packer.MultiErrorAppend(errs, c.ShutdownConfig.Prepare(&c.ctx)...)
errs = packer.MultiErrorAppend(errs, c.SSHConfig.Prepare(&c.ctx)...)
errs = packer.MultiErrorAppend(errs, c.VBoxManageConfig.Prepare(&c.ctx)...)
errs = packer.MultiErrorAppend(errs, c.VBoxManagePostConfig.Prepare(&c.ctx)...)
errs = packer.MultiErrorAppend(errs, c.VBoxVersionConfig.Prepare(&c.ctx)...)
c.ChecksumType = strings.ToLower(c.ChecksumType)
c.Checksum = strings.ToLower(c.Checksum)
if c.SourcePath == "" {
errs = packer.MultiErrorAppend(errs, fmt.Errorf("source_path is required"))
} else {
c.SourcePath, err = common.DownloadableURL(c.SourcePath)
if err != nil {
errs = packer.MultiErrorAppend(errs, fmt.Errorf("source_path is invalid: %s", err))
}
}
validMode := false
validModes := []string{
vboxcommon.GuestAdditionsModeDisable,
vboxcommon.GuestAdditionsModeAttach,
vboxcommon.GuestAdditionsModeUpload,
}
for _, mode := range validModes {
if c.GuestAdditionsMode == mode {
validMode = true
break
}
}
if !validMode {
errs = packer.MultiErrorAppend(errs,
fmt.Errorf("guest_additions_mode is invalid. Must be one of: %v", validModes))
}
if c.GuestAdditionsSHA256 != "" {
c.GuestAdditionsSHA256 = strings.ToLower(c.GuestAdditionsSHA256)
}
// Warnings
var warnings []string
if c.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.")
}
// Check for any errors.
if errs != nil && len(errs.Errors) > 0 {
return nil, warnings, errs
}
// TODO: Write a packer fix and just remove import_opts
if c.ImportOpts != "" {
c.ImportFlags = append(c.ImportFlags, "--options", c.ImportOpts)
}
return c, warnings, nil
}