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factory.go
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factory.go
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package image
import (
ctlconf "github.com/k14s/kbld/pkg/kbld/config"
)
type Image interface {
URL() (string, []ImageMeta, error)
}
type ImageMeta interface {
meta()
}
type Factory struct {
conf ctlconf.Conf
registry Registry
logger Logger
}
func NewFactory(conf ctlconf.Conf, registry Registry, logger Logger) Factory {
return Factory{conf, registry, logger}
}
func (f Factory) New(url string) Image {
if overrideConf, found := f.shouldOverride(url); found {
url = overrideConf.NewImage
if overrideConf.Preresolved {
return NewPreresolvedImage(url)
}
}
if srcConf, found := f.shouldBuild(url); found {
docker := Docker{f.logger}
buildImg := NewBuiltImage(url, srcConf, docker)
if imgDstConf, found := f.shouldPush(url); found {
return NewPushedImage(buildImg, imgDstConf, docker)
}
return buildImg
}
digestedImage := MaybeNewDigestedImage(url)
if digestedImage != nil {
return digestedImage
}
return NewResolvedImage(url, f.registry)
}
func (f Factory) shouldOverride(url string) (ctlconf.ImageOverride, bool) {
for _, override := range f.conf.ImageOverrides() {
if override.Image == url {
return override, true
}
}
return ctlconf.ImageOverride{}, false
}
func (f Factory) shouldBuild(url string) (ctlconf.Source, bool) {
for _, source := range f.conf.Sources() {
if source.Image == url {
return source, true
}
}
return ctlconf.Source{}, false
}
func (f Factory) shouldPush(url string) (ctlconf.ImageDestination, bool) {
for _, dst := range f.conf.ImageDestinations() {
if dst.Image == url {
return dst, true
}
}
return ctlconf.ImageDestination{}, false
}