This repository has been archived on 2024-04-08. You can view files and clone it, but cannot push or open issues or pull requests.
dagger/plan/task/import.go
Andrea Luzzardi 0768ac9f3f compiler: FillFields helper, cleaned up repeated code
Signed-off-by: Andrea Luzzardi <aluzzardi@gmail.com>
2021-12-13 16:13:49 +01:00

75 lines
1.6 KiB
Go

package task
import (
"context"
"github.com/moby/buildkit/client/llb"
"go.dagger.io/dagger/compiler"
"go.dagger.io/dagger/plancontext"
"go.dagger.io/dagger/solver"
)
func init() {
Register("Import", func() Task { return &importTask{} })
}
type importTask struct {
}
func (c importTask) Run(ctx context.Context, pctx *plancontext.Context, s solver.Solver, v *compiler.Value) (*compiler.Value, error) {
var dir struct {
Path string
Include []string
Exclude []string
}
if err := v.Decode(&dir); err != nil {
return nil, err
}
opts := []llb.LocalOption{
withCustomName(v, "Local %s", dir.Path),
// Without hint, multiple `llb.Local` operations on the
// same path get a different digest.
llb.SessionID(s.SessionID()),
llb.SharedKeyHint(dir.Path),
}
if len(dir.Include) > 0 {
opts = append(opts, llb.IncludePatterns(dir.Include))
}
// Excludes .dagger directory by default
excludePatterns := []string{"**/.dagger/"}
if len(dir.Exclude) > 0 {
excludePatterns = dir.Exclude
}
opts = append(opts, llb.ExcludePatterns(excludePatterns))
// FIXME: Remove the `Copy` and use `Local` directly.
//
// Copy'ing is a costly operation which should be unnecessary.
// However, using llb.Local directly breaks caching sometimes for unknown reasons.
st := llb.Scratch().File(
llb.Copy(
llb.Local(
dir.Path,
opts...,
),
"/",
"/",
),
withCustomName(v, "Local %s [copy]", dir.Path),
)
result, err := s.Solve(ctx, st, pctx.Platform.Get())
if err != nil {
return nil, err
}
fs := pctx.FS.New(result)
return compiler.NewValue().FillFields(map[string]interface{}{
"fs": fs.MarshalCUE(),
})
}