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feat(stack): resume sell-inference offers on stack up#486

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feat(stack): resume sell-inference offers on stack up#486
bussyjd wants to merge 6 commits into
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feat/sell-resume-on-stack-up

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@bussyjd bussyjd commented May 12, 2026

Summary

Closes the "cluster comes back but the seller offers don't" gap that bit us on spark2: after obol stack down destroys the k3d cluster, all ServiceOffer CRs are wiped from etcd while the on-disk descriptors at ~/.workspace/config/inference/<name>/ survive. Nothing replayed them, so operators had to re-run obol sell inference <name> for every offer after every stack up.

This wires a resume step into obol stack up. After stack.Up returns, the action iterates inference.Store, rebuilds the Service + Endpoints + ServiceOffer for each persisted deployment, and kubectl applys them.

The foreground host gateway is NOT auto-started — that's an interactive operator action and obol stack up shouldn't launch long-running processes. But the cluster side is fully reattached, so the operator's eventual obol sell inference <name> rerun hits a "service already healthy" reconcile path instead of building everything from scratch.

Why this PR depends on #485

inference.Deployment gains three new fields (ModelName, ServiceNamespace, Registration) that have to be populated at offer-creation time, and the populating happens in the inference Action that #485 introduces (buildSellRegistrationConfig + the --register-* flag handling). Rebasing this onto main once #485 lands is a no-op; before that it compiles only on top of #485.

Behaviour matrix

State at obol stack up Before this PR After this PR
No persisted offers nothing happens nothing happens
Persisted offers, fresh cluster nothing happens — operator must obol sell inference again per offer resume rebuilds cluster artifacts for each offer; operator restarts host gateway when ready
Persisted offers, kubeconfig missing (mid-bootstrap) nothing happens quiet skip — no errors
Legacy descriptor with no model_name offer recreated identically actionable warning per-offer: "deployment X is missing model_name on disk — recreate with obol sell inference X --model <id>"
Legacy descriptor with no service_namespace hard-coded llm falls back to llm (same end state, but explicit)

Test coverage that catches what we already broke once

Test Pins
TestStoreCreate_PersistsResumeFields ModelName / ServiceNamespace / Registration round-trip through JSON. Without this, resume silently loses operator customizations.
TestStoreCreate_LegacyDescriptorWithoutResumeFields Backwards-compat: JSON from older binaries (no resume fields) still loads, new fields come back as zero values.
TestResumeSellOffers_EmptyStoreNoOp Empty store → nil, no errors.
TestResumeSellOffers_DescriptorPresentButNoCluster Descriptor on disk, kubeconfig absent (post-purge, pre-up state) → skip cleanly without erroring stack-up.
TestResumeOneInferenceOffer_RequiresModelName Legacy descriptor with empty ModelName surfaces the recovery command verbatim.
TestResumeOneInferenceOffer_NilDescriptor Defensive: nil and empty-name descriptors error rather than panic.
TestStackUpAction_CallsResumeSellOffers Source-level guard: cmd/obol/main.go's stack up Action must call resumeSellOffers, AND it must do so AFTER stack.Up (running it before sees no kubeconfig and skips every offer silently).

Follow-ups not in this PR

  • obol sell http resume: sell http offers don't have an on-disk descriptor today (only sell inference persists via inference.Store). Adding a parallel manifest store for sell http plus a third resume branch is its own PR. Worth noting because the user explicitly asked for "all paid services" — this PR covers inference only.
  • Host gateway daemonization: the foreground gateway still requires the operator to re-run obol sell inference <name>. A future PR could turn the gateway into a supervised process (systemd unit, k8s Deployment, or obol sell up background mode), at which point stack-up could bring the entire seller path back unattended.

Generated with Claude Code

bussyjd added 6 commits May 12, 2026 17:31
`obol sell inference` was producing ServiceOffers with three latent
defects that together stopped /.well-known/agent-registration.json
from ever being routed for inference-typed sells:

1. The inference subcommand never exposed `--register-*` flags
   (compare with `obol sell http` which does), even though the help
   text on `--register` says "registration is enabled by default".
2. `buildInferenceServiceOfferSpec` never wrote `spec.registration`
   onto the offer at all, so the controller's
   `reconcileRegistrationStatus` saw `Enabled=false` (zero value) and
   emitted `Registered=True Disabled` with no RegistrationRequest CR
   and no /.well-known HTTPRoute.
3. `buildInferenceServiceOfferSpec` hardcoded
   `spec.model.name = "ollama"` regardless of the actual `--model`
   value, so anything downstream that keyed off the model id (the
   controller's description default included) was looking at the
   wrong string.

Surfaced today on spark2 while trying to fetch
`https://inference.v1337.org/.well-known/agent-registration.json` —
got the Traefik fall-through 404. Manual `kubectl patch` enabled
registration, exposed a fourth defect:

4. `buildActiveRegistrationDocument` in the serviceoffer-controller
   unconditionally overwrote `Spec.Registration.Description` for
   inference offers with `"<model.name> inference via x402
   micropayments"`, even when the operator had supplied an explicit
   description at sell time.

This PR fixes all four:

- Add `--no-register`, `--register-name`, `--register-description`,
  `--register-image`, `--register-skills`, `--register-domains`,
  `--register-metadata` to `obol sell inference`.
- Rename `sellHTTPRegistrationInput` / `buildSellHTTPRegistrationConfig`
  to the unqualified `sellRegistrationInput` /
  `buildSellRegistrationConfig` since they now serve both inference
  and http call sites.
- Extend `buildInferenceServiceOfferSpec` to accept the resolved
  model name and the registration block, write
  `spec.model.name = <real model id>`, and merge the registration
  block into `spec.registration` when non-empty.
- In the controller's `buildActiveRegistrationDocument`, only fall
  back to the model-aware description string when the operator left
  `Spec.Registration.Description` empty.

Tests that would have caught the regression earlier:

- `TestSellInference_Flags` now requires the six registration flags;
  their absence on `main` was the bug.
- `TestBuildInferenceServiceOfferSpec_RegistrationEnabledByDefault`
  pins that defaults produce `spec.registration.enabled = true` and
  the offer name as `spec.registration.name`.
- `TestBuildInferenceServiceOfferSpec_NoRegisterOmitsRegistration`
  pins the `--no-register` opt-out.
- `TestBuildInferenceServiceOfferSpec_OperatorOverridesWin` pins
  that operator-supplied name/description/image/skills/domains all
  survive into the spec verbatim.
- `TestBuildInferenceServiceOfferSpec_ModelNameNotHardcoded` pins
  that `spec.model.name` reflects `--model`, not the historical
  "ollama" literal.
- `TestBuildActiveRegistrationDocument_KeepsOperatorDescription`
  pins the controller-side fix: an operator description survives
  the buildActiveRegistrationDocument pass.
- `TestBuildActiveRegistrationDocument_FallsBackToModelDescriptionForInference`
  pins the other branch — inference offers with no operator
  description still get the model-aware default, not the generic
  one.

Drive-by: `TestSellInference_Flags` was failing on `main` after #470
removed the `--price` default but didn't update the corresponding
assertion. Updated to assert `--price` default = "" with a comment
explaining the contract.
The first revision of #485 stopped at "produce a ServiceOffer with a
populated spec.registration block". That made
/.well-known/agent-registration.json get routed, but left the offer in
Registered=False AwaitingExternalRegistration until someone manually
ran `obol sell register`. The serviceoffer-controller's storefront
filter (buildServiceCatalogJSON in render.go) requires Ready=True,
which transitively requires Registered=True, so the offer was silently
excluded from /api/services.json — the very feed the operator's own
storefront UI consumes.

obol sell http already auto-registers on the same code path. Mirror
that here so the inference path reaches the same end state without a
follow-up obol sell register step.

Changes:
- Extract shouldAutoRegisterSell(spec, tunnelURL) as the shared
  decision predicate. The same gate now drives both the http and
  inference auto-register call sites; defensively returns false when
  the registration block is missing, disabled, malformed, or the
  tunnel URL is empty.
- sellInferenceCommand Action: after kubectlApply + EnsureTunnelForSell
  succeed, if shouldAutoRegisterSell says yes, call
  autoRegisterServiceOffer with the resolved name/description/wallet
  pulled from the spec. Surface failures as warnings + a re-run hint
  rather than aborting the gateway start, because the underlying call
  needs gas on the target chain and we do not want a one-off RPC
  hiccup to block local dev.

Test coverage that would have caught the regression:
- TestShouldAutoRegisterSell - table-driven over six scenarios
  including the defensive cases (registration not a map,
  registration.enabled not a bool). Both call sites use the helper.
- TestSellInferenceAction_InvokesAutoRegister - source-level guard
  that scans the sellInferenceCommand body for shouldAutoRegisterSell
  and autoRegisterServiceOffer. The bug we just fixed was "Action
  calls neither"; an innocent refactor could remove the calls without
  any unit-level signal otherwise.

Operational note: the agent's remote-signer wallet needs a small ETH
balance on the target chain (~0.20-0.50 USD typical) for the on-chain
register tx. If the wallet is unfunded the warning fires and the
offer stays in AwaitingExternalRegistration; the operator can fund
the wallet and re-run obol sell register to finish.
…straint)

The autoRegisterServiceOffer pre-flight check rejected any registration
whose signer didn't match the offer's payTo wallet:

  registration signer 0xA... does not match the payment wallet 0xB...
  Use a matching signer, omit --wallet so the remote-signer wallet is
  used, or pass --no-register

The error wording read like an ERC-8004 limitation but isn't. ERC-8004
treats the agent OWNER (msg.sender at register time) and the agent
WALLET (settable post-mint via setAgentWallet) as independent
addresses. x402 settlement honors the offer's spec.payment.payTo
directly — buyers pay that address regardless of what the registry's
getAgentWallet returns. The "hot signer, cold/multisig payee" split is
the canonical pattern.

The historic guard existed because the obol CLI never exposed
setAgentWallet, so a mismatched registration left operators with no
in-CLI recovery path. This change instead surfaces the split as an
informational note + adds `obol sell update <name> --pay-to <new>` as
the recovery surface (already in tree; just needed test coverage and
the connection wired into the diagnostic).

Changes:
- signerPayeeDelegationNote(signer, payTo) returns a human-readable
  note when the two diverge (case-insensitive, whitespace-tolerant,
  empty on either side) and "" otherwise. Used by
  autoRegisterServiceOffer instead of the previous early-return.
- buildSellUpdatePatch(payTo, chain, price) extracted from the inline
  sellUpdateCommand Action so the patch shape — the thing that
  actually hits the cluster — is testable without a live offer.
  Action calls the helper instead of inlining the same logic.

Tests:
- TestSignerPayeeDelegationNote — 6-case table: match,
  case-insensitive, whitespace, empty payTo, empty signer (defensive),
  true mismatch (assertions name the addresses + advise sell update).
- TestAutoRegister_AllowsSignerPayeeMismatch — source-level guard
  asserting the banned error wording is gone from
  autoRegisterServiceOffer and the soft-notice path is wired. Anyone
  re-introducing the check has to delete this test too, which forces
  them to read the rationale.
- TestBuildSellUpdatePatch_PayToOnly — `obol sell update <name>
  --pay-to 0xBooB` builds a patch that touches only
  spec.payment.payTo, not network or price.
- TestBuildSellUpdatePatch_PriceSwitchNullsOldKeys — table over
  perRequest/perMTok/perHour: the unused keys are explicitly null so
  a switch (e.g. perRequest → perMTok) doesn't leave the previous key
  fighting through merge semantics.
- TestBuildSellUpdatePatch_NoFieldsErrors — error fires when no
  fields are set, and the error names the flags the operator should
  pass.
- TestSellUpdate_PayToFlagSurface — `obol sell update` exposes
  --pay-to (with --wallet/--recipient/-w aliases via payToFlag), and
  --namespace is Required.
Closes the "cluster comes back but the seller offers don't" gap.
After `obol stack down` destroys the k3d cluster, all ServiceOffer
custom resources are wiped from etcd. The descriptors on disk at
~/.workspace/config/inference/<name>/ survive, but nothing replays
them when the cluster comes back, so operators had to manually re-run
`obol sell inference <name>` for every offer after every stack up.

This wires a resume step into `obol stack up`: after stack.Up returns
successfully, the action iterates inference.Store, rebuilds the
Service+Endpoints+ServiceOffer for each persisted deployment from the
on-disk descriptor, and kubectl-applies them. The foreground host
gateway is NOT auto-started — it is an interactive operator action and
stack-up shouldn't launch long-running processes — but the cluster
side is fully reattached so the operator's eventual `obol sell
inference <name>` rerun hits a "service already healthy" reconcile
instead of "build from scratch."

Storage model:
- inference.Deployment gains ModelName, ServiceNamespace, and
  Registration fields, persisted with `omitempty` so legacy descriptors
  written by older binaries still load (the new fields come back as
  zero values; the resume path either defaults sensibly or refuses
  with an actionable message).
- The inference Action now resolves the registration block once and
  passes the same map to both store.Create() and the in-process
  ServiceOffer apply — guaranteeing on-disk state matches what the
  cluster sees.

Resume path:
- resumeSellOffers(ctx, cfg, u): lists inference.Store, skips when no
  kubeconfig (no cluster yet), warns + continues per-offer on errors.
- resumeOneInferenceOffer: createHostService + buildInferenceServiceOfferSpec
  + kubectlApply, no foreground process. Returns an actionable error
  on missing ModelName so legacy descriptors surface a clear
  "recreate the offer" prompt rather than producing a broken
  ServiceOffer.
- Wired from cmd/obol/main.go's `stack up` Action after stack.Up. A
  resume failure is logged as a warning, not propagated — stack-up
  must succeed even if one descriptor is malformed.

Tests:
- TestStoreCreate_PersistsResumeFields: pins ModelName,
  ServiceNamespace, and Registration round-trip through JSON. Without
  this round-trip, the resume path silently loses operator
  customizations.
- TestStoreCreate_LegacyDescriptorWithoutResumeFields: pins
  backwards-compatibility — a JSON written by an older binary still
  loads, with the new fields as zero values.
- TestResumeSellOffers_EmptyStoreNoOp: empty store, resume returns nil.
- TestResumeSellOffers_DescriptorPresentButNoCluster: descriptor on
  disk, kubeconfig absent (post-purge, pre-up state) — resume must
  skip cleanly.
- TestResumeOneInferenceOffer_RequiresModelName: legacy descriptor
  with empty ModelName surfaces an actionable error naming the
  missing field and the recovery command.
- TestResumeOneInferenceOffer_NilDescriptor: defensive nil/empty
  descriptor guard so one bad entry can't crash the loop.
- TestStackUpAction_CallsResumeSellOffers: source-level guard that
  cmd/obol/main.go's `stack up` Action calls resumeSellOffers AFTER
  stack.Up. Pinning the order — running resume before stack.Up would
  see no kubeconfig and skip every offer silently.

Operational note: `obol sell http` offers don't yet have an on-disk
descriptor (only `obol sell inference` persists), so they aren't
covered by this resume pass. Filed as a follow-up — adding a parallel
manifest store for `sell http` plus a third resume branch is its own
PR.
…ont filter

The first cut of stack-up resume (prior commit) reattached cluster-side
artifacts but stopped short of two things that together left the
operator's storefront empty after every stack-up cycle:

1. The foreground x402 gateway never restarted, so UpstreamHealthy=False.
2. Even after a manual gateway restart, the controller's storefront
   filter required Ready=True — which itself requires Registered=True
   — and an unfunded agent wallet (or a deliberate "register later"
   choice) leaves Registered=False AwaitingExternalRegistration. The
   operationally-usable offer was invisible to the operator's own UI.

Both addressed here so `obol stack up` is the only command needed.

1. Auto-start the gateway as a detached host subprocess:

   - startDetachedInferenceGateway reconstructs the original
     `obol sell inference <name> --model … --register-* …` invocation
     from the persisted inference.Deployment and spawns it with
     Setsid + Process.Release so it survives the parent's exit.
   - PID + log path live under <StateDir>/sell-inference/<name>/.
     readGatewayPID + processAlive let subsequent stack-ups detect a
     still-running gateway and skip the relaunch.
   - Surfaced via a u.Successf with the PID + log path so operators can
     `tail -f` or `kill $(cat .pid)` without parsing helpers.
   - sell_proc_unix.go isolates the platform-specific SysProcAttr
     behind the unix build tag, keeping the rest of the code portable.

   The long-term shape is to ship the inference gateway as a real
   helm-managed cluster Pod (it would survive stack-down/up like every
   other infra piece, and the controller could observe it as a
   first-class workload). Comment in startDetachedInferenceGateway
   spells that out so the next person looking at this knows the host
   subprocess + PID-file plumbing is the deliberate near-term step,
   not the final form.

2. Relax the storefront filter:

   - offerOperationallyReady = ModelReady + UpstreamHealthy +
     PaymentGateReady + RoutePublished. Registered is intentionally
     NOT in the AND — on-chain ERC-8004 registration is publication
     metadata, not operational readiness. Aggregate Ready=True is
     also accepted as a shortcut so existing test fixtures and any
     external callers that only emit the aggregate signal still work.
   - offerAwaitingRegistration flags
     Registered=False AwaitingExternalRegistration specifically, and
     buildServiceCatalogJSON propagates it as
     ServiceCatalogEntry.RegistrationPending=true so storefront UIs
     can badge "registration pending" alongside the usable offer.

Tests:

- TestBuildResumeGatewayArgs (3 cases): full descriptor incl.
  registration map, --no-register path, legacy descriptor with no
  Registration map. Pins positional-name-before-flags ordering so a
  CLI surface tweak can't silently desync the resume relaunch.
- TestReadGatewayPID (8 cases): clean integer, trailing newline,
  surrounding whitespace, zero rejected, negative rejected,
  non-numeric rejected, empty rejected, missing-file rejected.
  Format is one decimal int in ASCII so external tooling
  (`kill $(cat .pid)`) works without parsing.
- TestProcessAlive_SelfAndBogus: self is alive, absurd PID is not.
- TestOfferOperationallyReady_IncludesAwaitingExternalRegistration:
  the headline behavioral fix — an offer with all four ops conditions
  True + Registered=False(AwaitingExternalRegistration) is
  operationally ready.
- TestOfferOperationallyReady_RejectsRealNotReady: an offer with
  UpstreamHealthy=False is still excluded — the relax is narrow to
  the registration gate only.
- TestBuildServiceCatalogJSON_IncludesPendingRegistrationOffers:
  end-to-end through /api/services.json — AwaitingExternalRegistration
  offers appear with RegistrationPending=true.
- TestBuildServiceCatalogJSON_RegistrationPendingFalseForFullyReady:
  the negative — fully Ready=True offers must NOT carry
  RegistrationPending or the storefront badge would stick around on
  healthy offers.

Operational footnote: the auto-spawned gateway picks up the same
inference.Deployment that originally created the offer. If the
descriptor predates this PR and has no ModelName, the resume per-offer
warning fires (already pinned by TestResumeOneInferenceOffer_RequiresModelName
in the prior commit) — recreate the offer once with the new code so
the descriptor has the resume-side fields, after which every
subsequent stack down/up cycle reattaches the offer with zero extra
commands.
Surfaced during the live spark2 walkthrough of the prior commit:

1. Gateway PID printed as -1.
   cmd.Process.Release() on Unix sets p.Pid to -1 as part of its handle
   teardown, so reading cmd.Process.Pid AFTER Release prints a bogus -1
   to the operator and pins -1 in the PID file. Snapshot the PID before
   the Release call.

2. Stale "Host gateways are not auto-started" footer.
   Carried over from the pre-auto-spawn version of the resume function.
   With the gateway now auto-spawned, the message is misleading.
   Replaced with a pointer to the gateway log path so operators can
   `tail -f` immediately.

3. /skill.md catalog used the strict Ready=True filter while
   /api/services.json used the new operationally-ready filter.
   The two surfaces should stay consistent — an offer that's usable for
   x402 payments shows up in BOTH the storefront feed and the operator-
   facing skill catalog. Switched buildSkillCatalogMarkdown to the same
   offerOperationallyReady predicate.

No new tests; the existing TestOfferOperationallyReady_* / catalog
tests cover the filter relax for both call sites since they share the
predicate. The PID-reading order is a one-line semantic fix; the
footer wording isn't worth a test.
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bussyjd commented May 12, 2026

Superseded by #487 — all three commits (2d36745, 6efdf3f, 9947bb0) folded into the umbrella branch verbatim, plus the sell-http resume that grew out of the follow-up list. Reviewing #487 reviews these changes too.

@bussyjd bussyjd closed this May 12, 2026
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