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

78 lines
1.7 KiB
Go

package dockerpush
import (
"fmt"
"github.com/mitchellh/packer/builder/docker"
"github.com/mitchellh/packer/common"
"github.com/mitchellh/packer/packer"
"github.com/mitchellh/packer/post-processor/docker-import"
"strings"
)
type Config struct {
common.PackerConfig `mapstructure:",squash"`
tpl *packer.ConfigTemplate
}
type PostProcessor struct {
Driver docker.Driver
config Config
}
func (p *PostProcessor) Configure(raws ...interface{}) error {
_, err := common.DecodeConfig(&p.config, raws...)
if err != nil {
return err
}
p.config.tpl, err = packer.NewConfigTemplate()
if err != nil {
return err
}
p.config.tpl.UserVars = p.config.PackerUserVars
// Accumulate any errors
errs := new(packer.MultiError)
if len(errs.Errors) > 0 {
return errs
}
return nil
}
func (p *PostProcessor) PostProcess(ui packer.Ui, artifact packer.Artifact) (packer.Artifact, bool, error) {
if artifact.BuilderId() != dockerimport.BuilderId {
err := fmt.Errorf(
"Unknown artifact type: %s\nCan only import from docker-import 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{Tpl: p.config.tpl, Ui: ui}
}
// Get the name. We strip off any tags from the name because the
// push doesn't use those.
name := artifact.Id()
if i := strings.Index(name, "/"); i >= 0 {
// This should always be true because the / is required. But we have
// to get the index to this so we don't accidentally strip off the port
if j := strings.Index(name[i:], ":"); j >= 0 {
name = name[:i+j]
}
}
ui.Message("Pushing: " + name)
if err := driver.Push(name); err != nil {
return nil, false, err
}
return nil, false, nil
}