Fix partial CUE tree run for dagger do
Signed-off-by: Andrea Luzzardi <aluzzardi@gmail.com>
This commit is contained in:
parent
0642e34388
commit
0786410bbd
@ -55,29 +55,24 @@ var doCmd = &cobra.Command{
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ctx := lg.WithContext(cmd.Context())
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ctx := lg.WithContext(cmd.Context())
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cl := common.NewClient(ctx)
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cl := common.NewClient(ctx)
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p, err := loadPlan(getTargetPath(args).String())
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p, err := loadPlan()
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if err != nil {
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if err != nil {
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lg.Fatal().Err(err).Msg("failed to load plan")
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lg.Fatal().Err(err).Msg("failed to load plan")
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}
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}
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err = cl.Do(ctx, p.Context(), func(ctx context.Context, s solver.Solver) error {
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err = cl.Do(ctx, p.Context(), func(ctx context.Context, s solver.Solver) error {
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_, err := p.Up(ctx, s)
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return p.Do(ctx, getTargetPath(args), s)
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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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// FIXME: rework telemetry
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// FIXME: rework telemetry
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if err != nil {
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if err != nil {
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lg.Fatal().Err(err).Msg("failed to up environment")
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lg.Fatal().Err(err).Msg("failed to execute plan")
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}
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}
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},
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},
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}
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}
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func loadPlan(target string) (*plan.Plan, error) {
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func loadPlan() (*plan.Plan, error) {
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planPath := viper.GetString("plan")
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planPath := viper.GetString("plan")
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// support only local filesystem paths
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// support only local filesystem paths
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@ -95,26 +90,23 @@ func loadPlan(target string) (*plan.Plan, error) {
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return plan.Load(context.Background(), plan.Config{
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return plan.Load(context.Background(), plan.Config{
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Args: []string{planPath},
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Args: []string{planPath},
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With: viper.GetStringSlice("with"),
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With: viper.GetStringSlice("with"),
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Target: target,
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Vendor: !viper.GetBool("no-vendor"),
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Vendor: !viper.GetBool("no-vendor"),
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})
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})
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}
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}
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func getTargetPath(args []string) cue.Path {
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func getTargetPath(args []string) cue.Path {
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actionLookupArgs := []string{plan.ActionsPath}
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selectors := []cue.Selector{plan.ActionSelector}
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actionLookupArgs = append(actionLookupArgs, args...)
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for _, arg := range args {
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actionLookupSelectors := []cue.Selector{}
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selectors = append(selectors, cue.Str(arg))
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for _, a := range actionLookupArgs {
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actionLookupSelectors = append(actionLookupSelectors, cue.Str(a))
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}
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}
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return cue.MakePath(actionLookupSelectors...)
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return cue.MakePath(selectors...)
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}
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}
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func doHelp(cmd *cobra.Command, _ []string) {
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func doHelp(cmd *cobra.Command, _ []string) {
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w := tabwriter.NewWriter(os.Stdout, 0, 0, 1, ' ', tabwriter.StripEscape)
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w := tabwriter.NewWriter(os.Stdout, 0, 0, 1, ' ', tabwriter.StripEscape)
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defer w.Flush()
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defer w.Flush()
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p, err := loadPlan("")
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p, err := loadPlan()
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if err != nil {
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if err != nil {
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fmt.Printf("%s", err)
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fmt.Printf("%s", err)
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fmt.Fprintln(w, "failed to load plan")
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fmt.Fprintln(w, "failed to load plan")
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@ -125,7 +117,7 @@ func doHelp(cmd *cobra.Command, _ []string) {
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actions := p.Action().FindByPath(actionLookupPath).Children
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actions := p.Action().FindByPath(actionLookupPath).Children
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fmt.Printf(`Execute a dagger action.
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fmt.Printf(`Execute a dagger action.
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%s
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%s
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Plan loaded from %s:
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Plan loaded from %s:
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@ -2,9 +2,9 @@ package cmd
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import (
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import (
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"context"
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"context"
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"fmt"
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"os"
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"os"
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"cuelang.org/go/cue"
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"go.dagger.io/dagger/client"
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"go.dagger.io/dagger/client"
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"go.dagger.io/dagger/cmd/dagger/cmd/common"
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"go.dagger.io/dagger/cmd/dagger/cmd/common"
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"go.dagger.io/dagger/cmd/dagger/logger"
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"go.dagger.io/dagger/cmd/dagger/logger"
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@ -89,24 +89,7 @@ func europaUp(ctx context.Context, cl *client.Client, args ...string) error {
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}
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}
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return cl.Do(ctx, p.Context(), func(ctx context.Context, s solver.Solver) error {
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return cl.Do(ctx, p.Context(), func(ctx context.Context, s solver.Solver) error {
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computed, err := p.Up(ctx, s)
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return p.Do(ctx, cue.ParsePath(viper.GetString("target")), s)
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if err != nil {
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return err
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}
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if output := viper.GetString("output"); output != "" {
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data := computed.JSON().PrettyString()
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if output == "-" {
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fmt.Println(data)
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return nil
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}
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err := os.WriteFile(output, []byte(data), 0600)
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if err != nil {
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lg.Fatal().Err(err).Str("path", output).Msg("failed to write output")
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}
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}
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return nil
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})
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})
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}
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}
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135
plan/plan.go
135
plan/plan.go
@ -3,8 +3,6 @@ package plan
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import (
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import (
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"context"
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"context"
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"fmt"
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"fmt"
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"strings"
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"time"
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"cuelang.org/go/cue"
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"cuelang.org/go/cue"
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cueflow "cuelang.org/go/tools/flow"
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cueflow "cuelang.org/go/tools/flow"
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@ -17,8 +15,9 @@ import (
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"go.opentelemetry.io/otel"
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"go.opentelemetry.io/otel"
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)
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)
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const (
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var (
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ActionsPath = "actions"
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ActionSelector = cue.Str("actions")
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OutputSelector = cue.Str("outputs")
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)
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)
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type Plan struct {
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type Plan struct {
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@ -159,49 +158,19 @@ func (p *Plan) prepare(ctx context.Context) error {
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return flow.Run(ctx)
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return flow.Run(ctx)
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}
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}
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// Up executes the plan
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// Do executes an action in the plan
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func (p *Plan) Up(ctx context.Context, s solver.Solver) (*compiler.Value, error) {
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func (p *Plan) Do(ctx context.Context, path cue.Path, s solver.Solver) error {
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ctx, span := otel.Tracer("dagger").Start(ctx, "plan.Up")
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ctx, span := otel.Tracer("dagger").Start(ctx, "plan.Up")
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defer span.End()
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defer span.End()
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computed := compiler.NewValue()
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r := NewRunner(p.context, path, s)
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return r.Run(ctx, p.source)
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cfg := &cueflow.Config{
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FindHiddenTasks: true,
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}
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if p.config.Target != "" {
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cfg.Root = cue.ParsePath(p.config.Target)
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// The target may reference dependencies outside of the target path.
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// InferTasks will include them in the workflow.
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cfg.InferTasks = true
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}
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flow := cueflow.New(
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cfg,
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p.source.Cue(),
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newRunner(p.context, s, computed),
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)
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if err := flow.Run(ctx); err != nil {
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return nil, err
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}
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if src, err := computed.Source(); err == nil {
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log.Ctx(ctx).Debug().Str("computed", string(src)).Msg("computed values")
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}
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// FIXME: canceling the context makes flow return `nil`
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// Check explicitly if the context is canceled.
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select {
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case <-ctx.Done():
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return nil, ctx.Err()
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default:
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return computed, nil
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}
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}
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}
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func (p *Plan) fillAction() {
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func (p *Plan) fillAction() {
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cfg := &cueflow.Config{
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cfg := &cueflow.Config{
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FindHiddenTasks: true,
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FindHiddenTasks: true,
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Root: cue.ParsePath(ActionsPath),
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Root: cue.MakePath(ActionSelector),
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}
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}
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flow := cueflow.New(
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flow := cueflow.New(
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@ -210,13 +179,13 @@ func (p *Plan) fillAction() {
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noOpRunner,
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noOpRunner,
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)
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)
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actions := p.source.Lookup(ActionsPath)
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actions := p.source.LookupPath(cue.MakePath(ActionSelector))
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actionsComment := ""
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actionsComment := ""
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for _, cg := range actions.Doc() {
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for _, cg := range actions.Doc() {
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actionsComment += cg.Text()
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actionsComment += cg.Text()
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}
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}
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p.action = &Action{
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p.action = &Action{
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ActionsPath,
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ActionSelector.String(),
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false,
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false,
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actions.Path(),
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actions.Path(),
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actionsComment,
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actionsComment,
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@ -252,87 +221,3 @@ func (p *Plan) fillAction() {
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}
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}
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}
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}
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}
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}
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func noOpRunner(flowVal cue.Value) (cueflow.Runner, error) {
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v := compiler.Wrap(flowVal)
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_, err := task.Lookup(v)
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if err != nil {
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// Not a task
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if err == task.ErrNotTask {
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return nil, nil
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}
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return nil, err
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}
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// Wrapper around `task.Run` that handles logging, tracing, etc.
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return cueflow.RunnerFunc(func(t *cueflow.Task) error {
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return nil
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}), nil
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}
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func newRunner(pctx *plancontext.Context, s solver.Solver, computed *compiler.Value) cueflow.TaskFunc {
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return func(flowVal cue.Value) (cueflow.Runner, error) {
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v := compiler.Wrap(flowVal)
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r, err := task.Lookup(v)
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if err != nil {
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// Not a task
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if err == task.ErrNotTask {
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return nil, nil
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}
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return nil, err
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}
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// Wrapper around `task.Run` that handles logging, tracing, etc.
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return cueflow.RunnerFunc(func(t *cueflow.Task) error {
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ctx := t.Context()
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lg := log.Ctx(ctx).With().Str("task", t.Path().String()).Logger()
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ctx = lg.WithContext(ctx)
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ctx, span := otel.Tracer("dagger").Start(ctx, fmt.Sprintf("up: %s", t.Path().String()))
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defer span.End()
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lg.Info().Str("state", string(task.StateComputing)).Msg(string(task.StateComputing))
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// Debug: dump dependencies
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for _, dep := range t.Dependencies() {
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lg.Debug().Str("dependency", dep.Path().String()).Msg("dependency detected")
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}
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start := time.Now()
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result, err := r.Run(ctx, pctx, s, compiler.Wrap(t.Value()))
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if err != nil {
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// FIXME: this should use errdefs.IsCanceled(err)
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if strings.Contains(err.Error(), "context canceled") {
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lg.Error().Dur("duration", time.Since(start)).Str("state", string(task.StateCanceled)).Msg(string(task.StateCanceled))
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} else {
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lg.Error().Dur("duration", time.Since(start)).Err(err).Str("state", string(task.StateFailed)).Msg(string(task.StateFailed))
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}
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return fmt.Errorf("%s: %w", t.Path().String(), err)
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}
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lg.Info().Dur("duration", time.Since(start)).Str("state", string(task.StateCompleted)).Msg(string(task.StateCompleted))
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// If the result is not concrete (e.g. empty value), there's nothing to merge.
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if !result.IsConcrete() {
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return nil
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}
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if src, err := result.Source(); err == nil {
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lg.Debug().Str("result", string(src)).Msg("merging task result")
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}
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// Mirror task result in both `flow.Task` and `computed`
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if err := t.Fill(result.Cue()); err != nil {
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lg.Error().Err(err).Msg("failed to fill task")
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return err
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}
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// Merge task value into computed
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if err := computed.FillPath(t.Path(), result); err != nil {
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lg.Error().Err(err).Msg("failed to fill plan")
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return err
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}
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return nil
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}), nil
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}
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}
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218
plan/runner.go
Normal file
218
plan/runner.go
Normal file
@ -0,0 +1,218 @@
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package plan
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import (
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"context"
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"fmt"
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"strings"
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"sync"
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"time"
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"go.dagger.io/dagger/compiler"
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"go.dagger.io/dagger/plan/task"
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"go.dagger.io/dagger/plancontext"
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"go.dagger.io/dagger/solver"
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"cuelang.org/go/cue"
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cueflow "cuelang.org/go/tools/flow"
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"github.com/rs/zerolog/log"
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"go.opentelemetry.io/otel"
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)
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type Runner struct {
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pctx *plancontext.Context
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target cue.Path
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s solver.Solver
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tasks sync.Map
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mirror *compiler.Value
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l sync.Mutex
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}
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func NewRunner(pctx *plancontext.Context, target cue.Path, s solver.Solver) *Runner {
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return &Runner{
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pctx: pctx,
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target: target,
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s: s,
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mirror: compiler.NewValue(),
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}
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}
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func (r *Runner) Run(ctx context.Context, src *compiler.Value) error {
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if err := r.update(cue.MakePath(), src); err != nil {
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return err
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}
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flow := cueflow.New(
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&cueflow.Config{
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FindHiddenTasks: true,
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},
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src.Cue(),
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r.taskFunc,
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)
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if err := flow.Run(ctx); err != nil {
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return err
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}
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select {
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case <-ctx.Done():
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return ctx.Err()
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default:
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return nil
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}
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}
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func (r *Runner) update(p cue.Path, v *compiler.Value) error {
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r.l.Lock()
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defer r.l.Unlock()
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if err := r.mirror.FillPath(p, v); err != nil {
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return err
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}
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r.initTasks()
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return nil
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}
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func (r *Runner) initTasks() {
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|
flow := cueflow.New(
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&cueflow.Config{
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|
FindHiddenTasks: true,
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},
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r.mirror.Cue(),
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noOpRunner,
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)
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|
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// Allow tasks under the target
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for _, t := range flow.Tasks() {
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if cuePathHasPrefix(t.Path(), r.target) {
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r.addTask(t)
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}
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}
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// If an `output` task is targeting an allowed task, allow the output task as well
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||||||
|
for _, t := range flow.Tasks() {
|
||||||
|
if t.Path().Selectors()[0] != OutputSelector {
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
for _, dep := range t.Dependencies() {
|
||||||
|
if r.shouldRun(dep.Path()) {
|
||||||
|
r.addTask(t)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func (r *Runner) addTask(t *cueflow.Task) {
|
||||||
|
r.tasks.Store(t.Path().String(), struct{}{})
|
||||||
|
|
||||||
|
for _, dep := range t.Dependencies() {
|
||||||
|
r.addTask(dep)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func (r *Runner) shouldRun(p cue.Path) bool {
|
||||||
|
_, ok := r.tasks.Load(p.String())
|
||||||
|
return ok
|
||||||
|
}
|
||||||
|
|
||||||
|
func (r *Runner) taskFunc(flowVal cue.Value) (cueflow.Runner, error) {
|
||||||
|
v := compiler.Wrap(flowVal)
|
||||||
|
handler, err := task.Lookup(v)
|
||||||
|
if err != nil {
|
||||||
|
// Not a task
|
||||||
|
if err == task.ErrNotTask {
|
||||||
|
return nil, nil
|
||||||
|
}
|
||||||
|
return nil, err
|
||||||
|
}
|
||||||
|
|
||||||
|
if !r.shouldRun(v.Path()) {
|
||||||
|
return nil, nil
|
||||||
|
}
|
||||||
|
|
||||||
|
// Wrapper around `task.Run` that handles logging, tracing, etc.
|
||||||
|
return cueflow.RunnerFunc(func(t *cueflow.Task) error {
|
||||||
|
ctx := t.Context()
|
||||||
|
lg := log.Ctx(ctx).With().Str("task", t.Path().String()).Logger()
|
||||||
|
ctx = lg.WithContext(ctx)
|
||||||
|
ctx, span := otel.Tracer("dagger").Start(ctx, fmt.Sprintf("up: %s", t.Path().String()))
|
||||||
|
defer span.End()
|
||||||
|
|
||||||
|
lg.Info().Str("state", string(task.StateComputing)).Msg(string(task.StateComputing))
|
||||||
|
|
||||||
|
// Debug: dump dependencies
|
||||||
|
for _, dep := range t.Dependencies() {
|
||||||
|
lg.Debug().Str("dependency", dep.Path().String()).Msg("dependency detected")
|
||||||
|
}
|
||||||
|
|
||||||
|
start := time.Now()
|
||||||
|
result, err := handler.Run(ctx, r.pctx, r.s, compiler.Wrap(t.Value()))
|
||||||
|
if err != nil {
|
||||||
|
// FIXME: this should use errdefs.IsCanceled(err)
|
||||||
|
if strings.Contains(err.Error(), "context canceled") {
|
||||||
|
lg.Error().Dur("duration", time.Since(start)).Str("state", string(task.StateCanceled)).Msg(string(task.StateCanceled))
|
||||||
|
} else {
|
||||||
|
lg.Error().Dur("duration", time.Since(start)).Err(err).Str("state", string(task.StateFailed)).Msg(string(task.StateFailed))
|
||||||
|
}
|
||||||
|
return fmt.Errorf("%s: %w", t.Path().String(), err)
|
||||||
|
}
|
||||||
|
|
||||||
|
lg.Info().Dur("duration", time.Since(start)).Str("state", string(task.StateCompleted)).Msg(string(task.StateCompleted))
|
||||||
|
|
||||||
|
// If the result is not concrete (e.g. empty value), there's nothing to merge.
|
||||||
|
if !result.IsConcrete() {
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
|
||||||
|
if src, err := result.Source(); err == nil {
|
||||||
|
lg.Debug().Str("result", string(src)).Msg("merging task result")
|
||||||
|
}
|
||||||
|
|
||||||
|
// Mirror task result and re-scan tasks that should run.
|
||||||
|
// FIXME: This yields some structural cycle errors.
|
||||||
|
// if err := r.update(t.Path(), result); err != nil {
|
||||||
|
// return err
|
||||||
|
// }
|
||||||
|
|
||||||
|
if err := t.Fill(result.Cue()); err != nil {
|
||||||
|
lg.Error().Err(err).Msg("failed to fill task")
|
||||||
|
return err
|
||||||
|
}
|
||||||
|
|
||||||
|
return nil
|
||||||
|
}), nil
|
||||||
|
}
|
||||||
|
|
||||||
|
func cuePathHasPrefix(p cue.Path, prefix cue.Path) bool {
|
||||||
|
pathSelectors := p.Selectors()
|
||||||
|
prefixSelectors := prefix.Selectors()
|
||||||
|
|
||||||
|
if len(pathSelectors) < len(prefixSelectors) {
|
||||||
|
return false
|
||||||
|
}
|
||||||
|
|
||||||
|
for i, sel := range prefixSelectors {
|
||||||
|
if pathSelectors[i] != sel {
|
||||||
|
return false
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return true
|
||||||
|
}
|
||||||
|
|
||||||
|
func noOpRunner(flowVal cue.Value) (cueflow.Runner, error) {
|
||||||
|
v := compiler.Wrap(flowVal)
|
||||||
|
_, err := task.Lookup(v)
|
||||||
|
if err != nil {
|
||||||
|
// Not a task
|
||||||
|
if err == task.ErrNotTask {
|
||||||
|
return nil, nil
|
||||||
|
}
|
||||||
|
return nil, err
|
||||||
|
}
|
||||||
|
|
||||||
|
// Return a no op runner
|
||||||
|
return cueflow.RunnerFunc(func(t *cueflow.Task) error {
|
||||||
|
return nil
|
||||||
|
}), nil
|
||||||
|
}
|
48
tests/plan/outputs/files/do.cue
Normal file
48
tests/plan/outputs/files/do.cue
Normal file
@ -0,0 +1,48 @@
|
|||||||
|
package main
|
||||||
|
|
||||||
|
import (
|
||||||
|
"dagger.io/dagger"
|
||||||
|
|
||||||
|
"universe.dagger.io/alpine"
|
||||||
|
"universe.dagger.io/bash"
|
||||||
|
)
|
||||||
|
|
||||||
|
dagger.#Plan & {
|
||||||
|
outputs: files: test: {
|
||||||
|
dest: "./test_do"
|
||||||
|
contents: actions.test.one.export.files["/output.txt"]
|
||||||
|
}
|
||||||
|
|
||||||
|
actions: {
|
||||||
|
image: alpine.#Build & {
|
||||||
|
packages: bash: {}
|
||||||
|
}
|
||||||
|
|
||||||
|
test: {
|
||||||
|
one: bash.#Run & {
|
||||||
|
input: image.output
|
||||||
|
script: contents: "echo Hello World! > /output.txt"
|
||||||
|
export: files: "/output.txt": string
|
||||||
|
}
|
||||||
|
|
||||||
|
two: bash.#Run & {
|
||||||
|
input: image.output
|
||||||
|
script: contents: "true"
|
||||||
|
}
|
||||||
|
|
||||||
|
three: bash.#Run & {
|
||||||
|
input: image.output
|
||||||
|
script: contents: "cat /one/output.txt"
|
||||||
|
mounts: output: {
|
||||||
|
contents: one.export.rootfs
|
||||||
|
dest: "/one"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
notMe: bash.#Run & {
|
||||||
|
input: image.output
|
||||||
|
script: contents: "false"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
Reference in New Issue
Block a user