/
add.go
46 lines (37 loc) · 2.1 KB
/
add.go
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package instruction
import (
"context"
"fmt"
"github.com/werf/werf/pkg/build/stage"
"github.com/werf/werf/pkg/config"
"github.com/werf/werf/pkg/container_backend"
backend_instruction "github.com/werf/werf/pkg/container_backend/instruction"
"github.com/werf/werf/pkg/dockerfile"
dockerfile_instruction "github.com/werf/werf/pkg/dockerfile/instruction"
"github.com/werf/werf/pkg/util"
)
type Add struct {
*Base[*dockerfile_instruction.Add]
}
func NewAdd(name stage.StageName, i *dockerfile.DockerfileStageInstruction[*dockerfile_instruction.Add], dependencies []*config.Dependency, hasPrevStage bool, opts *stage.BaseStageOptions) *Add {
return &Add{Base: NewBase(name, i, backend_instruction.NewAdd(*i.Data), dependencies, hasPrevStage, opts)}
}
func (stage *Add) GetDependencies(ctx context.Context, c stage.Conveyor, cb container_backend.ContainerBackend, prevImage, prevBuiltImage *stage.StageImage, buildContextArchive container_backend.BuildContextArchiver) (string, error) {
var args []string
args = append(args, stage.instruction.Data.Name())
args = append(args, stage.instruction.Data.Raw)
args = append(args, stage.instruction.Data.Src...)
args = append(args, stage.instruction.Data.Dst)
args = append(args, stage.instruction.Data.Chown)
args = append(args, stage.instruction.Data.Chmod)
// TODO(staged-dockerfile): support http src and --checksum option: https://docs.docker.com/engine/reference/builder/#verifying-a-remote-file-checksum-add---checksumchecksum-http-src-dest
// TODO(staged-dockerfile): support git ref: https://docs.docker.com/engine/reference/builder/#adding-a-git-repository-add-git-ref-dir
// TODO(staged-dockerfile): support --keep-git-dir for git: https://docs.docker.com/engine/reference/builder/#adding-a-git-repository-add-git-ref-dir
// TODO(staged-dockerfile): support --link
pathsChecksum, err := buildContextArchive.CalculatePathsChecksum(ctx, stage.instruction.Data.Src)
if err != nil {
return "", fmt.Errorf("unable to calculate build context paths checksum: %w", err)
}
args = append(args, fmt.Sprintf("src-checksum=%s", pathsChecksum))
return util.Sha256Hash(args...), nil
}