19c0f999f4
Resolve #1551 and #1020. We are never returning the result of solved operations so Buildkit could not cache the layer. This commit implements a simple system to forward operations' result to the main build to cache it. Signed-off-by: Vasek - Tom C <tom.chauveau@epitech.eu>
78 lines
2.1 KiB
Go
78 lines
2.1 KiB
Go
package task
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import (
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"context"
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"errors"
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"strings"
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"cuelang.org/go/cue"
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"github.com/rs/zerolog/log"
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"github.com/sergi/go-diff/diffmatchpatch"
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"go.dagger.io/dagger/compiler"
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"go.dagger.io/dagger/plancontext"
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"go.dagger.io/dagger/solver"
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)
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func init() {
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Register("TransformSecret", func() Task { return &transformSecretTask{} })
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}
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type transformSecretTask struct {
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}
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func (c *transformSecretTask) Run(ctx context.Context, pctx *plancontext.Context, _ *solver.Solver, v *compiler.Value) (*compiler.Value, error) {
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lg := log.Ctx(ctx)
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lg.Debug().Msg("transforming secret")
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input := v.Lookup("input")
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inputSecret, err := pctx.Secrets.FromValue(input)
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if err != nil {
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return nil, err
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}
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function := v.Lookup("#function")
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inputSecretPlaintext := inputSecret.PlainText()
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err = function.FillPath(cue.ParsePath("input"), inputSecretPlaintext)
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if err != nil {
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dmp := diffmatchpatch.New()
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errStr := err.Error()
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diffs := dmp.DiffMain(inputSecretPlaintext, err.Error(), false)
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for _, diff := range diffs {
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if diff.Type == diffmatchpatch.DiffEqual {
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// diffText := strings.ReplaceAll(diff.Text, ":", "") // colons are tricky. Yaml keys end with them but if a secret contained one that got replaced, the secret wouldn't get redacted
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errStr = strings.ReplaceAll(errStr, diff.Text, "***")
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}
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}
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return nil, errors.New(errStr)
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}
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pathToSecrets := make(map[string]string)
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// users could yaml.Unmarshal(input) and return a map
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// or yaml.Unmarshal(input).someKey and return a string
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// walk will ensure we convert every leaf
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functionPathSelectors := function.Path().Selectors()
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function.Lookup("output").Walk(nil, func(v *compiler.Value) {
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if v.Kind() == cue.StringKind {
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plaintext, _ := v.String()
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newLeafSelectors := v.Path().Selectors()[len(functionPathSelectors):]
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newLeafSelectors = append(newLeafSelectors, cue.Str("contents"))
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newLeafPath := cue.MakePath(newLeafSelectors...)
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p := newLeafPath.String()
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pathToSecrets[p] = plaintext
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}
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})
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output := compiler.NewValue()
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for p, s := range pathToSecrets {
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secret := pctx.Secrets.New(s)
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output.FillPath(cue.ParsePath(p), secret.MarshalCUE())
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}
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return output, nil
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}
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