forked from hashicorp/packer
/
config.go
129 lines (104 loc) · 2.94 KB
/
config.go
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package scaleway
import (
"errors"
"fmt"
"os"
"github.com/hashicorp/packer/common"
"github.com/hashicorp/packer/common/uuid"
"github.com/hashicorp/packer/helper/communicator"
"github.com/hashicorp/packer/helper/config"
"github.com/hashicorp/packer/helper/useragent"
"github.com/hashicorp/packer/packer"
"github.com/hashicorp/packer/template/interpolate"
"github.com/mitchellh/mapstructure"
)
type Config struct {
common.PackerConfig `mapstructure:",squash"`
Comm communicator.Config `mapstructure:",squash"`
Token string `mapstructure:"api_token"`
Organization string `mapstructure:"api_access_key"`
Region string `mapstructure:"region"`
Image string `mapstructure:"image"`
CommercialType string `mapstructure:"commercial_type"`
SnapshotName string `mapstructure:"snapshot_name"`
ImageName string `mapstructure:"image_name"`
ServerName string `mapstructure:"server_name"`
Bootscript string `mapstructure:"bootscript"`
BootType string `mapstructure:"boottype"`
UserAgent string
ctx interpolate.Context
}
func NewConfig(raws ...interface{}) (*Config, []string, error) {
c := new(Config)
var md mapstructure.Metadata
err := config.Decode(c, &config.DecodeOpts{
Metadata: &md,
Interpolate: true,
InterpolateContext: &c.ctx,
InterpolateFilter: &interpolate.RenderFilter{
Exclude: []string{
"run_command",
},
},
}, raws...)
if err != nil {
return nil, nil, err
}
c.UserAgent = useragent.String()
if c.Organization == "" {
c.Organization = os.Getenv("SCALEWAY_API_ACCESS_KEY")
}
if c.Token == "" {
c.Token = os.Getenv("SCALEWAY_API_TOKEN")
}
if c.SnapshotName == "" {
def, err := interpolate.Render("snapshot-packer-{{timestamp}}", nil)
if err != nil {
panic(err)
}
c.SnapshotName = def
}
if c.ImageName == "" {
def, err := interpolate.Render("image-packer-{{timestamp}}", nil)
if err != nil {
panic(err)
}
c.ImageName = def
}
if c.ServerName == "" {
// Default to packer-[time-ordered-uuid]
c.ServerName = fmt.Sprintf("packer-%s", uuid.TimeOrderedUUID())
}
if c.BootType == "" {
c.BootType = "bootscript"
}
var errs *packer.MultiError
if es := c.Comm.Prepare(&c.ctx); len(es) > 0 {
errs = packer.MultiErrorAppend(errs, es...)
}
if c.Organization == "" {
errs = packer.MultiErrorAppend(
errs, errors.New("Scaleway Organization ID must be specified"))
}
if c.Token == "" {
errs = packer.MultiErrorAppend(
errs, errors.New("Scaleway Token must be specified"))
}
if c.Region == "" {
errs = packer.MultiErrorAppend(
errs, errors.New("region is required"))
}
if c.CommercialType == "" {
errs = packer.MultiErrorAppend(
errs, errors.New("commercial type is required"))
}
if c.Image == "" {
errs = packer.MultiErrorAppend(
errs, errors.New("image is required"))
}
if errs != nil && len(errs.Errors) > 0 {
return nil, nil, errs
}
packer.LogSecretFilter.Set(c.Token)
return c, nil, nil
}