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images.go
38 lines (31 loc) · 732 Bytes
/
images.go
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package docker
import (
"encoding/json"
"github.com/resourced/resourced/libdocker"
)
func NewDockerImages() *DockerImages {
di := &DockerImages{}
di.Data = make(map[string]*libdocker.CompleteDockerImage)
return di
}
// DockerImages gathers docker images data.
type DockerImages struct {
Data map[string]*libdocker.CompleteDockerImage
DockerHost string
}
func (di *DockerImages) Run() error {
images, err := libdocker.AllInspectedImages(di.DockerHost)
if err != nil {
return nil
}
for _, image := range images {
if image.ID != "" {
di.Data[image.ID] = image
}
}
return nil
}
// ToJson serialize Data field to JSON.
func (di *DockerImages) ToJson() ([]byte, error) {
return json.Marshal(di.Data)
}