packer-cn/post-processor/docker-push/post-processor.go

108 lines
2.7 KiB
Go

package dockerpush
import (
"fmt"
"github.com/hashicorp/packer/builder/docker"
"github.com/hashicorp/packer/common"
"github.com/hashicorp/packer/helper/config"
"github.com/hashicorp/packer/packer"
"github.com/hashicorp/packer/post-processor/docker-import"
"github.com/hashicorp/packer/post-processor/docker-tag"
"github.com/hashicorp/packer/template/interpolate"
)
type Config struct {
common.PackerConfig `mapstructure:",squash"`
Login bool
LoginUsername string `mapstructure:"login_username"`
LoginPassword string `mapstructure:"login_password"`
LoginServer string `mapstructure:"login_server"`
EcrLogin bool `mapstructure:"ecr_login"`
docker.AwsAccessConfig `mapstructure:",squash"`
ctx interpolate.Context
}
type PostProcessor struct {
Driver docker.Driver
config Config
}
func (p *PostProcessor) Configure(raws ...interface{}) error {
err := config.Decode(&p.config, &config.DecodeOpts{
Interpolate: true,
InterpolateContext: &p.config.ctx,
InterpolateFilter: &interpolate.RenderFilter{
Exclude: []string{},
},
}, raws...)
if err != nil {
return err
}
if p.config.EcrLogin && p.config.LoginServer == "" {
return fmt.Errorf("ECR login requires login server to be provided.")
}
return nil
}
func (p *PostProcessor) PostProcess(ui packer.Ui, artifact packer.Artifact) (packer.Artifact, bool, error) {
if artifact.BuilderId() != dockerimport.BuilderId &&
artifact.BuilderId() != dockertag.BuilderId {
err := fmt.Errorf(
"Unknown artifact type: %s\nCan only import from docker-import and docker-tag artifacts.",
artifact.BuilderId())
return nil, false, err
}
driver := p.Driver
if driver == nil {
// If no driver is set, then we use the real driver
driver = &docker.DockerDriver{Ctx: &p.config.ctx, Ui: ui}
}
if p.config.EcrLogin {
ui.Message("Fetching ECR credentials...")
username, password, err := p.config.EcrGetLogin(p.config.LoginServer)
if err != nil {
return nil, false, err
}
p.config.LoginUsername = username
p.config.LoginPassword = password
}
if p.config.Login || p.config.EcrLogin {
ui.Message("Logging in...")
err := driver.Login(
p.config.LoginServer,
p.config.LoginUsername,
p.config.LoginPassword)
if err != nil {
return nil, false, fmt.Errorf(
"Error logging in to Docker: %s", err)
}
defer func() {
ui.Message("Logging out...")
if err := driver.Logout(p.config.LoginServer); err != nil {
ui.Error(fmt.Sprintf("Error logging out: %s", err))
}
}()
}
// Get the name.
name := artifact.Id()
ui.Message("Pushing: " + name)
if err := driver.Push(name); err != nil {
return nil, false, err
}
return nil, false, nil
}