werf/werf

package instruction

import (
    "context"
    "fmt"

    "github.com/moby/buildkit/frontend/dockerfile/instructions"

    "github.com/werf/werf/v2/pkg/buildah"
    "github.com/werf/werf/v2/pkg/container_backend"
)

type Entrypoint struct {
    instructions.EntrypointCommand
}

func NewEntrypoint(i instructions.EntrypointCommand) *Entrypoint {
    return &Entrypoint{EntrypointCommand: i}
}

func (i *Entrypoint) UsesBuildContext() bool {
    return false
}

func (i *Entrypoint) Apply(ctx context.Context, containerName string, drv buildah.Buildah, drvOpts buildah.CommonOpts, buildContextArchive container_backend.BuildContextArchiver) error {
    if err := drv.Config(ctx, containerName, buildah.ConfigOpts{
        CommonOpts:             drvOpts,
        Entrypoint:             i.CmdLine,
        EntrypointPrependShell: i.PrependShell,
    }); err != nil {
        return fmt.Errorf("error setting entrypoint %v for container %s: %w", i.CmdLine, containerName, err)
    }

    return nil
}