57 lines
1.2 KiB
Go
57 lines
1.2 KiB
Go
package container
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import (
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"fmt"
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"strings"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/client"
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"github.com/nektos/act/common"
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)
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// NewDockerPullExecutorInput the input for the NewDockerPullExecutor function
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type NewDockerPullExecutorInput struct {
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DockerExecutorInput
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Image string
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}
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// NewDockerPullExecutor function to create a run executor for the container
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func NewDockerPullExecutor(input NewDockerPullExecutorInput) common.Executor {
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return func() error {
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input.Logger.Infof("docker pull %v", input.Image)
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if input.Dryrun {
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return nil
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}
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imageRef := cleanImage(input.Image)
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input.Logger.Debugf("pulling image '%v'", imageRef)
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cli, err := client.NewClientWithOpts(client.FromEnv)
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if err != nil {
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return err
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}
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cli.NegotiateAPIVersion(input.Ctx)
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reader, err := cli.ImagePull(input.Ctx, imageRef, types.ImagePullOptions{})
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input.logDockerResponse(reader, err != nil)
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if err != nil {
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return err
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}
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return nil
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}
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}
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func cleanImage(image string) string {
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imageParts := len(strings.Split(image, "/"))
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if imageParts == 1 {
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image = fmt.Sprintf("docker.io/library/%s", image)
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} else if imageParts == 2 {
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image = fmt.Sprintf("docker.io/%s", image)
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}
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return image
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}
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