54 lines
1.1 KiB
Go
54 lines
1.1 KiB
Go
package container
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import (
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"context"
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"encoding/json"
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"fmt"
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"io"
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"git.netflux.io/rob/octoplex/internal/domain"
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"github.com/docker/docker/api/types/image"
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)
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func handleImagePull(
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ctx context.Context,
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imageName string,
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dockerClient DockerClient,
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containerStateC chan<- domain.Container,
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) error {
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containerStateC <- domain.Container{
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Status: domain.ContainerStatusPulling,
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ImageName: imageName,
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PullStatus: "Waiting",
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}
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pullReader, err := dockerClient.ImagePull(ctx, imageName, image.PullOptions{})
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if err != nil {
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return err
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}
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pullDecoder := json.NewDecoder(pullReader)
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var pp pullProgress
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for {
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if err := pullDecoder.Decode(&pp); err != nil {
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if err == io.EOF {
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break
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}
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return fmt.Errorf("image pull: %w", err)
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}
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if pp.Progress != "" {
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containerStateC <- domain.Container{
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Status: domain.ContainerStatusPulling,
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ImageName: imageName,
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PullStatus: pp.Status,
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PullProgress: pp.Progress,
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PullPercent: int(pp.Detail.Curr * 100 / pp.Detail.Total),
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}
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}
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}
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_ = pullReader.Close()
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return nil
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}
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