jschoubben
b3261ccc03
Saying removed for a version the store still holds told the builder something false. remove now answers kept with the reason shared-digest and the other tags naming its digest, removed false, and says the seat's event kept with them (mesh-contracts' shared registry part); the builder raises no retry. Claude-Session: https://claude.ai/code/session_01JG73KJNrH5EgFXMKKYSrig
72 lines
3.0 KiB
Go
72 lines
3.0 KiB
Go
package main
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// The seats' contracts (mesh-contracts, generated from the seat definitions; ADR 0620): every verb's input and answer,
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// and every event's body, as the two seats distribution holds define them. The verbs common to both seats have one
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// shape in every registry seat, so containerimageregistry's types serve oci-artifact-registry's too. The holder's own
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// types stay inside; what crosses the bus is the contract's.
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import (
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"encoding/base64"
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"fmt"
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"time"
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reg "git.novox.be/novox/mesh-contracts/go/seats/containerimageregistry"
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"distribution/internal/holder"
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)
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func publishOf(in reg.PublishInput) holder.PublishRequest {
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r := holder.PublishRequest{Transfer: in.Transfer, Name: in.Name, Version: in.Version, Tag: in.Tag, Kind: in.Kind,
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Fingerprint: in.Fingerprint, Commit: in.Commit, Digest: in.Digest}
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for _, p := range in.Parts {
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r.Parts = append(r.Parts, holder.Part{Digest: p.Digest, Size: p.Size})
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}
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return r
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}
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func publishAnswer(a holder.PublishAnswer) reg.PublishAnswer {
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return reg.PublishAnswer{Transfer: a.Transfer, Lacks: a.Missing, Held: a.Ended && len(a.Missing) == 0}
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}
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func partOf(in reg.PublishPartInput) (holder.PartRequest, error) {
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data, err := base64.StdEncoding.DecodeString(in.Data)
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if err != nil {
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return holder.PartRequest{}, fmt.Errorf("publish-part: data is not base64: %w", err)
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}
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return holder.PartRequest{Transfer: in.Transfer, Digest: in.Part, Sequence: int(in.Sequence), Last: in.Last, Data: data}, nil
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}
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func partAnswer(in reg.PublishPartInput, a holder.PublishAnswer) reg.PublishPartAnswer {
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return reg.PublishPartAnswer{Transfer: in.Transfer, Part: in.Part, Received: in.Sequence + 1, Complete: a.Ended}
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}
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// versionsAnswer is `versions`: each version with the digest the store holds under it.
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func versionsAnswer(v *holder.Verbs, kind string, a holder.VersionsAnswer) reg.VersionsAnswer {
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out := reg.VersionsAnswer{Name: a.Name, Versions: []reg.Artifact{}}
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for _, ver := range a.Versions {
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d, _ := v.Catalog.Digest(a.Name, ver)
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out.Versions = append(out.Versions, reg.Artifact{Name: a.Name, Version: ver, Digest: d, Kind: kind})
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}
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return out
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}
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func tagsAnswer(v *holder.Verbs, a holder.VersionsAnswer) reg.TagsAnswer {
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out := reg.TagsAnswer{Name: a.Name, Tags: []reg.TagsAnswerTagsItem{}}
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for _, t := range a.Versions {
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d, _ := v.Catalog.Digest(a.Name, t)
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out.Tags = append(out.Tags, reg.TagsAnswerTagsItem{Tag: t, Digest: d})
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}
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return out
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}
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// eventBody is an event's body as the seat's contract defines it: an Outcome for published, refused, removed and kept, a
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// Hold for held and released.
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func eventBody(event string, e holder.Event) any {
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switch event {
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case holder.EventHeld, holder.EventReleased:
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return reg.Hold{Name: e.Name, Digest: e.Digest, Holder: e.Holder, By: e.By, Reason: e.Reason, At: time.Now().UTC().Format(time.RFC3339)}
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}
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return reg.Outcome{Name: e.Name, Version: e.Version, Kind: e.Kind, Tag: e.Tag, Digest: e.Digest, Fingerprint: e.Fingerprint,
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Commit: e.Commit, Holder: e.Holder, Transfer: e.Transfer, Reference: e.Reference, Reason: e.Reason, Tags: e.Tags}
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}
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