Support for partially running a DAG
Signed-off-by: Andrea Luzzardi <aluzzardi@gmail.com>
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2f92d8db4e
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2b30580217
@ -143,10 +143,10 @@ func europaUp(ctx context.Context, cl *client.Client, args ...string) error {
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lg := log.Ctx(ctx)
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p, err := plan.Load(ctx, plan.Config{
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Args: args,
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With: viper.GetStringSlice("with"),
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Args: args,
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With: viper.GetStringSlice("with"),
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Target: viper.GetString("target"),
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})
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if err != nil {
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lg.Fatal().Err(err).Msg("failed to load plan")
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}
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@ -225,6 +225,7 @@ func init() {
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upCmd.Flags().BoolP("force", "f", false, "Force up, disable inputs check")
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upCmd.Flags().String("output", "", "Write computed output. Prints on stdout if set to-")
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upCmd.Flags().StringArrayP("with", "w", []string{}, "")
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upCmd.Flags().StringP("target", "t", "", "Run a single target of the DAG (for debugging only)")
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if err := viper.BindPFlags(upCmd.Flags()); err != nil {
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panic(err)
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18
plan/plan.go
18
plan/plan.go
@ -26,8 +26,9 @@ type Plan struct {
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}
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type Config struct {
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Args []string
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With []string
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Args []string
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With []string
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Target string
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}
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func Load(ctx context.Context, cfg Config) (*Plan, error) {
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@ -149,10 +150,17 @@ func (p *Plan) Up(ctx context.Context, s solver.Solver) (*compiler.Value, error)
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computed := compiler.NewValue()
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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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&cueflow.Config{
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FindHiddenTasks: true,
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},
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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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