137 lines
3.6 KiB
Go
137 lines
3.6 KiB
Go
package googlecompute
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import (
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"errors"
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"fmt"
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"time"
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"github.com/mitchellh/packer/common"
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"github.com/mitchellh/packer/common/uuid"
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"github.com/mitchellh/packer/helper/communicator"
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"github.com/mitchellh/packer/helper/config"
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"github.com/mitchellh/packer/packer"
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"github.com/mitchellh/packer/template/interpolate"
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)
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// Config is the configuration structure for the GCE builder. It stores
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// both the publicly settable state as well as the privately generated
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// state of the config object.
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type Config struct {
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common.PackerConfig `mapstructure:",squash"`
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Comm communicator.Config `mapstructure:",squash"`
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AccountFile string `mapstructure:"account_file"`
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ProjectId string `mapstructure:"project_id"`
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DiskName string `mapstructure:"disk_name"`
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DiskSizeGb int64 `mapstructure:"disk_size"`
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ImageName string `mapstructure:"image_name"`
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ImageDescription string `mapstructure:"image_description"`
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InstanceName string `mapstructure:"instance_name"`
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MachineType string `mapstructure:"machine_type"`
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Metadata map[string]string `mapstructure:"metadata"`
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Network string `mapstructure:"network"`
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SourceImage string `mapstructure:"source_image"`
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SourceImageProjectId string `mapstructure:"source_image_project_id"`
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RawStateTimeout string `mapstructure:"state_timeout"`
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Tags []string `mapstructure:"tags"`
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UseInternalIP bool `mapstructure:"use_internal_ip"`
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Zone string `mapstructure:"zone"`
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account accountFile
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privateKeyBytes []byte
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stateTimeout time.Duration
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ctx *interpolate.Context
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}
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func NewConfig(raws ...interface{}) (*Config, []string, error) {
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c := new(Config)
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err := config.Decode(c, &config.DecodeOpts{
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Interpolate: true,
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InterpolateFilter: &interpolate.RenderFilter{
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Exclude: []string{
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"run_command",
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},
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},
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}, raws...)
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if err != nil {
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return nil, nil, err
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}
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// Set defaults.
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if c.Network == "" {
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c.Network = "default"
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}
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if c.DiskSizeGb == 0 {
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c.DiskSizeGb = 10
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}
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if c.ImageDescription == "" {
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c.ImageDescription = "Created by Packer"
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}
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if c.ImageName == "" {
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c.ImageName = "packer-{{timestamp}}"
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}
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if c.InstanceName == "" {
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c.InstanceName = fmt.Sprintf("packer-%s", uuid.TimeOrderedUUID())
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}
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if c.DiskName == "" {
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c.DiskName = c.InstanceName
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}
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if c.MachineType == "" {
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c.MachineType = "n1-standard-1"
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}
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if c.RawStateTimeout == "" {
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c.RawStateTimeout = "5m"
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}
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if c.Comm.SSHUsername == "" {
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c.Comm.SSHUsername = "root"
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}
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var errs *packer.MultiError
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// Process required parameters.
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if c.ProjectId == "" {
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errs = packer.MultiErrorAppend(
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errs, errors.New("a project_id must be specified"))
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}
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if c.SourceImage == "" {
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errs = packer.MultiErrorAppend(
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errs, errors.New("a source_image must be specified"))
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}
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if c.Zone == "" {
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errs = packer.MultiErrorAppend(
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errs, errors.New("a zone must be specified"))
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}
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stateTimeout, err := time.ParseDuration(c.RawStateTimeout)
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if err != nil {
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errs = packer.MultiErrorAppend(
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errs, fmt.Errorf("Failed parsing state_timeout: %s", err))
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}
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c.stateTimeout = stateTimeout
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if c.AccountFile != "" {
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if err := loadJSON(&c.account, c.AccountFile); err != nil {
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errs = packer.MultiErrorAppend(
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errs, fmt.Errorf("Failed parsing account file: %s", err))
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}
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}
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// Check for any errors.
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if errs != nil && len(errs.Errors) > 0 {
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return nil, nil, errs
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}
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return c, nil, nil
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}
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