packer-cn/builder/profitbricks/config.go

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package profitbricks
import (
"errors"
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"github.com/hashicorp/packer/common"
"github.com/hashicorp/packer/helper/communicator"
"github.com/hashicorp/packer/helper/config"
"github.com/hashicorp/packer/packer"
"github.com/hashicorp/packer/template/interpolate"
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"github.com/mitchellh/mapstructure"
"os"
)
type Config struct {
common.PackerConfig `mapstructure:",squash"`
Comm communicator.Config `mapstructure:",squash"`
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PBUsername string `mapstructure:"username"`
PBPassword string `mapstructure:"password"`
PBUrl string `mapstructure:"url"`
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Region string `mapstructure:"location"`
Image string `mapstructure:"image"`
SSHKey string
SnapshotName string `mapstructure:"snapshot_name"`
DiskSize int `mapstructure:"disk_size"`
DiskType string `mapstructure:"disk_type"`
Cores int `mapstructure:"cores"`
Ram int `mapstructure:"ram"`
Retries int `mapstructure:"retries"`
CommConfig communicator.Config `mapstructure:",squash"`
ctx interpolate.Context
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}
func NewConfig(raws ...interface{}) (*Config, []string, error) {
var c 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
}
var errs *packer.MultiError
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if c.Comm.SSHPassword == "" && c.Comm.SSHPrivateKey == "" {
errs = packer.MultiErrorAppend(
errs, errors.New("Either ssh private key path or ssh password must be set."))
}
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if c.SnapshotName == "" {
def, err := interpolate.Render("packer-{{timestamp}}", nil)
if err != nil {
panic(err)
}
// Default to packer-{{ unix timestamp (utc) }}
c.SnapshotName = def
}
if c.PBUsername == "" {
c.PBUsername = os.Getenv("PROFITBRICKS_USERNAME")
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}
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if c.PBPassword == "" {
c.PBPassword = os.Getenv("PROFITBRICKS_PASSWORD")
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}
if c.PBUrl == "" {
c.PBUrl = "https://api.profitbricks.com/cloudapi/v4"
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}
if c.Cores == 0 {
c.Cores = 4
}
if c.Ram == 0 {
c.Ram = 2048
}
if c.DiskSize == 0 {
c.DiskSize = 50
}
if c.Region == "" {
c.Region = "us/las"
}
if c.DiskType == "" {
c.DiskType = "HDD"
}
if es := c.Comm.Prepare(&c.ctx); len(es) > 0 {
errs = packer.MultiErrorAppend(errs, es...)
}
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if c.Image == "" {
errs = packer.MultiErrorAppend(
errs, errors.New("ProfitBricks 'image' is required"))
}
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if c.PBUsername == "" {
errs = packer.MultiErrorAppend(
errs, errors.New("ProfitBricks username is required"))
}
if c.PBPassword == "" {
errs = packer.MultiErrorAppend(
errs, errors.New("ProfitBricks password is required"))
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}
if errs != nil && len(errs.Errors) > 0 {
return nil, nil, errs
}
common.ScrubConfig(c, c.PBUsername)
return &c, nil, nil
}