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OmniRoute/docs/i18n/id/docs/CODEBASE_DOCUMENTATION.md
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chore(release): v3.5.6 — email masking, model toggle, OpenRouter registries & bug fixes (#1080)
* fix(minimax): switch auth from x-api-key to Authorization Bearer (#1076)

Integrated into release/v3.5.6 — MiniMax auth fix with authHeader consistency normalization

* feat(CI,i18n): autogenerate language files + Add missing strings (#1071)

Integrated into release/v3.5.6 — i18n translations for memory, skills, and missing keys across 31 languages

* fix(ci): restore i18n continue-on-error, remove auto-commit race condition

* fix(husky): load nvm in hooks for VS Code compatibility

* fix(husky): gracefully skip hooks when npm is not in PATH

* fix: convert OpenAI function tool_choice to Claude tool format (#1072)

* fix: prevent EPIPE feedback loop filling logs at GB/s (#1006)

* fix: fallback to native fetch when undici dispatcher fails (#1054)

* fix: improve Qoder PAT validation with actionable error messages (#966)

- Add QODER_PERSONAL_ACCESS_TOKEN env var fallback for both validation and execution
- Pre-flight ping check to diagnose connectivity issues (Docker/proxy)
- Detect encrypted auth blobs from ~/.qoder/.auth/user and guide to website PAT
- Clear error messages for auth failures with link to integrations page
- Treat non-auth 4xx as auth-pass (request format issue, not token issue)
- Update tests to cover new validation paths (23 tests, all passing)

* feat: Improve the Chinese translation (#1079)

Integrated into release/v3.5.6

* chore(release): v3.5.6 — i18n updates and credential security fixes

* fix(ci): resolve e2e and docs-sync pipeline failures

* fix(security): bump next to 16.2.3 to resolve SNYK-JS-NEXT-15954202

* fix: guard Memory/Cache UI against null toLocaleString crash (#1083)

* fix: translate OpenAI tool_choice type 'function' to Claude 'tool' format (#1072)

* fix: pass custom baseUrl in provider API key validation (#1078)

* docs: update CHANGELOG with v3.5.6 bug fixes and security patches

* docs: rewrite implement-features workflow with 5-phase harvest-research-report-plan-execute pipeline

* docs: organize _ideia/ into viable/defer/notfit + add Phase 2.5 auto-response workflow

* docs: implementation plans for #1025, #750, #960, #1046 + close already-implemented #833, #973, #982

* feat: mask email addresses in dashboard for privacy (#1025)

* feat: add OpenRouter and GitHub to embedding/image provider registries (#960)

* feat: add model visibility toggle and search filter to provider page (#750)

* docs: move implemented features to notfit, update task plans status

* chore: untrack _ideia/ and _tasks/ from git — private/internal only

* chore(release): bump to v3.5.6 — changelog, docs, version sync & any-budget fix

* fix: remove explicit .ts extension in qoderCli import that caused 500 error in production build

---------

Co-authored-by: Jean Brito <jeanfbrito@gmail.com>
Co-authored-by: zenobit <zenobit@disroot.org>
Co-authored-by: diegosouzapw <diegosouzapw@users.noreply.github.com>
Co-authored-by: Ethan Hunt <136065060+only4copilot@users.noreply.github.com>
2026-04-09 15:55:59 -03:00

550 lines
37 KiB
Markdown

# omniroute — Codebase Documentation (Bahasa Indonesia)
🌐 **Languages:** 🇺🇸 [English](../../../../docs/CODEBASE_DOCUMENTATION.md) · 🇪🇸 [es](../../es/docs/CODEBASE_DOCUMENTATION.md) · 🇫🇷 [fr](../../fr/docs/CODEBASE_DOCUMENTATION.md) · 🇩🇪 [de](../../de/docs/CODEBASE_DOCUMENTATION.md) · 🇮🇹 [it](../../it/docs/CODEBASE_DOCUMENTATION.md) · 🇷🇺 [ru](../../ru/docs/CODEBASE_DOCUMENTATION.md) · 🇨🇳 [zh-CN](../../zh-CN/docs/CODEBASE_DOCUMENTATION.md) · 🇯🇵 [ja](../../ja/docs/CODEBASE_DOCUMENTATION.md) · 🇰🇷 [ko](../../ko/docs/CODEBASE_DOCUMENTATION.md) · 🇸🇦 [ar](../../ar/docs/CODEBASE_DOCUMENTATION.md) · 🇮🇳 [hi](../../hi/docs/CODEBASE_DOCUMENTATION.md) · 🇮🇳 [in](../../in/docs/CODEBASE_DOCUMENTATION.md) · 🇹🇭 [th](../../th/docs/CODEBASE_DOCUMENTATION.md) · 🇻🇳 [vi](../../vi/docs/CODEBASE_DOCUMENTATION.md) · 🇮🇩 [id](../../id/docs/CODEBASE_DOCUMENTATION.md) · 🇲🇾 [ms](../../ms/docs/CODEBASE_DOCUMENTATION.md) · 🇳🇱 [nl](../../nl/docs/CODEBASE_DOCUMENTATION.md) · 🇵🇱 [pl](../../pl/docs/CODEBASE_DOCUMENTATION.md) · 🇸🇪 [sv](../../sv/docs/CODEBASE_DOCUMENTATION.md) · 🇳🇴 [no](../../no/docs/CODEBASE_DOCUMENTATION.md) · 🇩🇰 [da](../../da/docs/CODEBASE_DOCUMENTATION.md) · 🇫🇮 [fi](../../fi/docs/CODEBASE_DOCUMENTATION.md) · 🇵🇹 [pt](../../pt/docs/CODEBASE_DOCUMENTATION.md) · 🇷🇴 [ro](../../ro/docs/CODEBASE_DOCUMENTATION.md) · 🇭🇺 [hu](../../hu/docs/CODEBASE_DOCUMENTATION.md) · 🇧🇬 [bg](../../bg/docs/CODEBASE_DOCUMENTATION.md) · 🇸🇰 [sk](../../sk/docs/CODEBASE_DOCUMENTATION.md) · 🇺🇦 [uk-UA](../../uk-UA/docs/CODEBASE_DOCUMENTATION.md) · 🇮🇱 [he](../../he/docs/CODEBASE_DOCUMENTATION.md) · 🇵🇭 [phi](../../phi/docs/CODEBASE_DOCUMENTATION.md) · 🇧🇷 [pt-BR](../../pt-BR/docs/CODEBASE_DOCUMENTATION.md) · 🇨🇿 [cs](../../cs/docs/CODEBASE_DOCUMENTATION.md) · 🇹🇷 [tr](../../tr/docs/CODEBASE_DOCUMENTATION.md)
---
> Panduan komprehensif dan mudah bagi pemula untuk router proxy AI multi-penyedia**omniroute**.---
## 1. What Is omniroute?
omniroute adalah**router proxy**yang berada di antara klien AI (Claude CLI, Codex, Cursor IDE, dll.) dan penyedia AI (Anthropic, Google, OpenAI, AWS, GitHub, dll.). Ini memecahkan satu masalah besar:
> **Klien AI yang berbeda menggunakan "bahasa" (format API) yang berbeda, dan penyedia AI yang berbeda juga mengharapkan "bahasa" yang berbeda.**omniroute menerjemahkan bahasa tersebut secara otomatis.
Anggap saja seperti penerjemah universal di Perserikatan Bangsa-Bangsa — setiap delegasi dapat berbicara dalam bahasa apa pun, dan penerjemah tersebut mengonversikannya untuk delegasi lainnya.---
## 2. Architecture Overview
```mermaid
graph LR
subgraph Clients
A[Claude CLI]
B[Codex]
C[Cursor IDE]
D[OpenAI-compatible]
end
subgraph omniroute
E[Handler Layer]
F[Translator Layer]
G[Executor Layer]
H[Services Layer]
end
subgraph Providers
I[Anthropic Claude]
J[Google Gemini]
K[OpenAI / Codex]
L[GitHub Copilot]
M[AWS Kiro]
N[Antigravity]
O[Cursor API]
end
A --> E
B --> E
C --> E
D --> E
E --> F
F --> G
G --> I
G --> J
G --> K
G --> L
G --> M
G --> N
G --> O
H -.-> E
H -.-> G
```
### Core Principle: Hub-and-Spoke Translation
Semua terjemahan format melewati**format OpenAI sebagai hub**:```
Client Format → [OpenAI Hub] → Provider Format (request)
Provider Format → [OpenAI Hub] → Client Format (response)
```
Artinya, Anda hanya memerlukan**N penerjemah**(satu per format) dan bukan**N²**(setiap pasangan).---
## 3. Project Structure
```
omniroute/
├── open-sse/ ← Core proxy library (portable, framework-agnostic)
│ ├── index.js ← Main entry point, exports everything
│ ├── config/ ← Configuration & constants
│ ├── executors/ ← Provider-specific request execution
│ ├── handlers/ ← Request handling orchestration
│ ├── services/ ← Business logic (auth, models, fallback, usage)
│ ├── translator/ ← Format translation engine
│ │ ├── request/ ← Request translators (8 files)
│ │ ├── response/ ← Response translators (7 files)
│ │ └── helpers/ ← Shared translation utilities (6 files)
│ └── utils/ ← Utility functions
├── src/ ← Application layer (Express/Worker runtime)
│ ├── app/ ← Web UI, API routes, middleware
│ ├── lib/ ← Database, auth, and shared library code
│ ├── mitm/ ← Man-in-the-middle proxy utilities
│ ├── models/ ← Database models
│ ├── shared/ ← Shared utilities (wrappers around open-sse)
│ ├── sse/ ← SSE endpoint handlers
│ └── store/ ← State management
├── data/ ← Runtime data (credentials, logs)
│ └── provider-credentials.json (external credentials override, gitignored)
└── tester/ ← Test utilities
````
---
## 4. Module-by-Module Breakdown
### 4.1 Config (`open-sse/config/`)
**Satu-satunya sumber kebenaran**untuk semua konfigurasi penyedia.
| Berkas | Tujuan |
| ----------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `konstanta.ts` | Objek `PROVIDERS` dengan URL dasar, kredensial OAuth (default), header, dan perintah sistem default untuk setiap penyedia. Juga mendefinisikan `HTTP_STATUS`, `ERROR_TYPES`, `COOLDOWN_MS`, `BACKOFF_CONFIG`, dan `SKIP_PATTERNS`. |
| `credentialLoader.ts` | Memuat kredensial eksternal dari `data/provider-credentials.json` dan menggabungkannya dengan default hardcode di `PROVIDERS`. Menjaga rahasia di luar kendali sumber sambil menjaga kompatibilitas ke belakang. |
| `providerModels.ts` | Registri model pusat: alias penyedia peta → ID model. Fungsi seperti `getModels()`, `getProviderByAlias()`. |
| `codexInstructions.ts` | Instruksi sistem dimasukkan ke dalam permintaan Codex (batasan pengeditan, aturan sandbox, kebijakan persetujuan). |
| `defaultThinkingSignature.ts` | Tanda tangan "berpikir" default untuk model Claude dan Gemini. |
| `ollamaModels.ts` | Definisi skema untuk model Ollama lokal (nama, ukuran, keluarga, kuantisasi). |#### Credential Loading Flow
```mermaid
flowchart TD
A["App starts"] --> B["constants.ts defines PROVIDERS\nwith hardcoded defaults"]
B --> C{"data/provider-credentials.json\nexists?"}
C -->|Yes| D["credentialLoader reads JSON"]
C -->|No| E["Use hardcoded defaults"]
D --> F{"For each provider in JSON"}
F --> G{"Provider exists\nin PROVIDERS?"}
G -->|No| H["Log warning, skip"]
G -->|Yes| I{"Value is object?"}
I -->|No| J["Log warning, skip"]
I -->|Yes| K["Merge clientId, clientSecret,\ntokenUrl, authUrl, refreshUrl"]
K --> F
H --> F
J --> F
F -->|Done| L["PROVIDERS ready with\nmerged credentials"]
E --> L
````
---
### 4.2 Executors (`open-sse/executors/`)
Pelaksana merangkum**logika khusus penyedia**menggunakan**Pola Strategi**. Setiap pelaksana mengganti metode dasar sesuai kebutuhan.```mermaid
classDiagram
class BaseExecutor {
+buildUrl(model, stream, options)
+buildHeaders(credentials, stream, body)
+transformRequest(body, model, stream, credentials)
+execute(url, options)
+shouldRetry(status, error)
+refreshCredentials(credentials, log)
}
class DefaultExecutor {
+refreshCredentials()
}
class AntigravityExecutor {
+buildUrl()
+buildHeaders()
+transformRequest()
+shouldRetry()
+refreshCredentials()
}
class CursorExecutor {
+buildUrl()
+buildHeaders()
+transformRequest()
+parseResponse()
+generateChecksum()
}
class KiroExecutor {
+buildUrl()
+buildHeaders()
+transformRequest()
+parseEventStream()
+refreshCredentials()
}
BaseExecutor <|-- DefaultExecutor
BaseExecutor <|-- AntigravityExecutor
BaseExecutor <|-- CursorExecutor
BaseExecutor <|-- KiroExecutor
BaseExecutor <|-- CodexExecutor
BaseExecutor <|-- GeminiCLIExecutor
BaseExecutor <|-- GithubExecutor
````
| Pelaksana | Penyedia | Spesialisasi Utama |
| ---------------- | ------------------------------------------ | ------------------------------------------------------------------------------------------------------------------- |
| `base.ts` | — | Basis abstrak: Pembuatan URL, header, logika coba lagi, penyegaran kredensial |
| `default.ts` | Claude, Gemini, OpenAI, GLM, Kimi, MiniMax | Penyegaran token OAuth generik untuk penyedia standar |
| `antigravitasi.ts` | Kode Google Cloud | Pembuatan ID proyek/sesi, penggantian multi-URL, penguraian coba ulang khusus dari pesan kesalahan ("reset setelah 2h7m23s") |
| `kursor.ts` | IDE Kursor |**Paling rumit**: autentikasi checksum SHA-256, pengkodean permintaan Protobuf, biner EventStream → penguraian respons SSE |
| `codex.ts` | Kodeks OpenAI | Menyuntikkan instruksi sistem, mengelola tingkat pemikiran, menghapus parameter yang tidak didukung |
| `gemini-kli.ts` | CLI Google Gemini | Pembuatan URL khusus (`streamGenerateContent`), penyegaran token Google OAuth |
| `github.ts` | Kopilot GitHub | Sistem token ganda (GitHub OAuth + token Copilot), header VSCode meniru |
| `kiro.ts` | AWS CodeWhisperer | Penguraian biner AWS EventStream, bingkai peristiwa AMZN, estimasi token |
| `indeks.ts` | — | Pabrik: nama penyedia peta → kelas pelaksana, dengan fallback default |---
### 4.3 Handlers (`open-sse/handlers/`)
**Lapisan orkestrasi**— mengoordinasikan terjemahan, eksekusi, streaming, dan penanganan kesalahan.
| Berkas | Tujuan |
| --------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `chatCore.ts` |**Orkestra pusat**(~600 baris). Menangani siklus hidup permintaan secara lengkap: deteksi format → terjemahan → pengiriman pelaksana → respons streaming/non-streaming → penyegaran token → penanganan kesalahan → pencatatan penggunaan. |
| `responsesHandler.ts` | Adaptor untuk API Respons OpenAI: mengonversi format Respons → Penyelesaian Obrolan → mengirim ke `chatCore` → mengonversi SSE kembali ke format Respons. |
| `embeddings.ts` | Penangan generasi penyematan: menyelesaikan model penyematan → penyedia, mengirimkan ke API penyedia, mengembalikan respons penyematan yang kompatibel dengan OpenAI. Mendukung 6+ penyedia. |
| `imageGeneration.ts` | Pengendali pembuatan gambar: menyelesaikan model gambar → penyedia, mendukung mode yang kompatibel dengan OpenAI, gambar Gemini (Antigravity), dan fallback (Nebius). Mengembalikan gambar base64 atau URL. |#### Request Lifecycle (chatCore.ts)
```mermaid
sequenceDiagram
participant Client
participant chatCore
participant Translator
participant Executor
participant Provider
Client->>chatCore: Request (any format)
chatCore->>chatCore: Detect source format
chatCore->>chatCore: Check bypass patterns
chatCore->>chatCore: Resolve model & provider
chatCore->>Translator: Translate request (source → OpenAI → target)
chatCore->>Executor: Get executor for provider
Executor->>Executor: Build URL, headers, transform request
Executor->>Executor: Refresh credentials if needed
Executor->>Provider: HTTP fetch (streaming or non-streaming)
alt Streaming
Provider-->>chatCore: SSE stream
chatCore->>chatCore: Pipe through SSE transform stream
Note over chatCore: Transform stream translates<br/>each chunk: target → OpenAI → source
chatCore-->>Client: Translated SSE stream
else Non-streaming
Provider-->>chatCore: JSON response
chatCore->>Translator: Translate response
chatCore-->>Client: Translated JSON
end
alt Error (401, 429, 500...)
chatCore->>Executor: Retry with credential refresh
chatCore->>chatCore: Account fallback logic
end
````
---
### 4.4 Services (`open-sse/services/`)
| Logika bisnis yang mendukung penangan dan pelaksana. | File | Purpose |
| ---------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------- |
| `provider.ts` | **Format detection** (`detectFormat`): analyzes request body structure to identify Claude/OpenAI/Gemini/Antigravity/Responses formats (includes `max_tokens` heuristic for Claude). Also: URL building, header building, thinking config normalization. Supports `openai-compatible-*` and `anthropic-compatible-*` dynamic providers. |
| `model.ts` | Model string parsing (`claude/model-name` → `{provider: "claude", model: "model-name"}`), alias resolution with collision detection, input sanitization (rejects path traversal/control chars), and model info resolution with async alias getter support. |
| `accountFallback.ts` | Rate-limit handling: exponential backoff (1s → 2s → 4s → max 2min), account cooldown management, error classification (which errors trigger fallback vs. not). |
| `tokenRefresh.ts` | OAuth token refresh for **every provider**: Google (Gemini, Antigravity), Claude, Codex, Qwen, Qoder, GitHub (OAuth + Copilot dual-token), Kiro (AWS SSO OIDC + Social Auth). Includes in-flight promise deduplication cache and retry with exponential backoff. |
| `combo.ts` | **Combo models**: chains of fallback models. If model A fails with a fallback-eligible error, try model B, then C, etc. Returns actual upstream status codes. |
| `usage.ts` | Fetches quota/usage data from provider APIs (GitHub Copilot quotas, Antigravity model quotas, Codex rate limits, Kiro usage breakdowns, Claude settings). |
| `accountSelector.ts` | Smart account selection with scoring algorithm: considers priority, health status, round-robin position, and cooldown state to pick the optimal account for each request. |
| `contextManager.ts` | Request context lifecycle management: creates and tracks per-request context objects with metadata (request ID, timestamps, provider info) for debugging and logging. |
| `ipFilter.ts` | IP-based access control: supports allowlist and blocklist modes. Validates client IP against configured rules before processing API requests. |
| `sessionManager.ts` | Session tracking with client fingerprinting: tracks active sessions using hashed client identifiers, monitors request counts, and provides session metrics. |
| `signatureCache.ts` | Request signature-based deduplication cache: prevents duplicate requests by caching recent request signatures and returning cached responses for identical requests within a time window. |
| `systemPrompt.ts` | Global system prompt injection: prepends or appends a configurable system prompt to all requests, with per-provider compatibility handling. |
| `thinkingBudget.ts` | Reasoning token budget management: supports passthrough, auto (strip thinking config), custom (fixed budget), and adaptive (complexity-scaled) modes for controlling thinking/reasoning tokens. |
| `wildcardRouter.ts` | Wildcard model pattern routing: resolves wildcard patterns (e.g., `*/claude-*`) to concrete provider/model pairs based on availability and priority. |
#### Token Refresh Deduplication
```mermaid
sequenceDiagram
participant R1 as Request 1
participant R2 as Request 2
participant Cache as refreshPromiseCache
participant OAuth as OAuth Provider
R1->>Cache: getAccessToken("gemini", token)
Cache->>Cache: No in-flight promise
Cache->>OAuth: Start refresh
R2->>Cache: getAccessToken("gemini", token)
Cache->>Cache: Found in-flight promise
Cache-->>R2: Return existing promise
OAuth-->>Cache: New access token
Cache-->>R1: New access token
Cache-->>R2: Same access token (shared)
Cache->>Cache: Delete cache entry
```
#### Account Fallback State Machine
```mermaid
stateDiagram-v2
[*] --> Active
Active --> Error: Request fails (401/429/500)
Error --> Cooldown: Apply backoff
Cooldown --> Active: Cooldown expires
Active --> Active: Request succeeds (reset backoff)
state Error {
[*] --> ClassifyError
ClassifyError --> ShouldFallback: Rate limit / Auth / Transient
ClassifyError --> NoFallback: 400 Bad Request
}
state Cooldown {
[*] --> ExponentialBackoff
ExponentialBackoff: Level 0 = 1s
ExponentialBackoff: Level 1 = 2s
ExponentialBackoff: Level 2 = 4s
ExponentialBackoff: Max = 2min
}
```
#### Combo Model Chain
```mermaid
flowchart LR
A["Request with\ncombo model"] --> B["Model A"]
B -->|"2xx Success"| C["Return response"]
B -->|"429/401/500"| D{"Fallback\neligible?"}
D -->|Yes| E["Model B"]
D -->|No| F["Return error"]
E -->|"2xx Success"| C
E -->|"429/401/500"| G{"Fallback\neligible?"}
G -->|Yes| H["Model C"]
G -->|No| F
H -->|"2xx Success"| C
H -->|"Fail"| I["All failed →\nReturn last status"]
```
---
### 4.5 Translator (`open-sse/translator/`)
**mesin terjemahan format**menggunakan sistem plugin pendaftaran mandiri.#### Arsitektur
```mermaid
graph TD
subgraph "Request Translation"
A["Claude → OpenAI"]
B["Gemini → OpenAI"]
C["Antigravity → OpenAI"]
D["OpenAI Responses → OpenAI"]
E["OpenAI → Claude"]
F["OpenAI → Gemini"]
G["OpenAI → Kiro"]
H["OpenAI → Cursor"]
end
subgraph "Response Translation"
I["Claude → OpenAI"]
J["Gemini → OpenAI"]
K["Kiro → OpenAI"]
L["Cursor → OpenAI"]
M["OpenAI → Claude"]
N["OpenAI → Antigravity"]
O["OpenAI → Responses"]
end
```
| Direktori | File | Deskripsi |
| ------------- | ------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | ----------------------------------------- |
| `permintaan/` | 8 penerjemah | Konversi badan permintaan antar format. Setiap file didaftarkan sendiri melalui `daftar(dari, ke, fn)` saat diimpor. |
| `tanggapan/` | 7 penerjemah | Konversikan potongan respons streaming antar format. Menangani jenis acara SSE, blok pemikiran, panggilan alat. |
| `pembantu/` | 6 pembantu | Utilitas bersama: `claudeHelper` (ekstraksi prompt sistem, konfigurasi pemikiran), `geminiHelper` (pemetaan bagian/konten), `openaiHelper` (pemfilteran format), `toolCallHelper` (pembuatan ID, injeksi respons hilang), `maxTokensHelper`, `responsesApiHelper`. |
| `indeks.ts` | — | Mesin penerjemah: `translateRequest()`, `translateResponse()`, manajemen status, registri. |
| `format.ts` | — | Konstanta format: `OPENAI`, `CLAUDE`, `GEMINI`, `ANTIGRAVITY`, `KIRO`, `CURSOR`, `OPENAI_RESPONSES`. | #### Key Design: Self-Registering Plugins |
```javascript
// Each translator file calls register() on import:
import { register } from "../index.js";
register("claude", "openai", translateClaudeToOpenAI);
// The index.js imports all translator files, triggering registration:
import "./request/claude-to-openai.js"; // ← self-registers
```
---
### 4.6 Utils (`open-sse/utils/`)
| Berkas | Tujuan |
| ------------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------- |
| `kesalahan.ts` | Pembuatan respons kesalahan (format yang kompatibel dengan OpenAI), penguraian kesalahan hulu, ekstraksi waktu percobaan ulang Antigravitasi dari pesan kesalahan, streaming kesalahan SSE. |
| `stream.ts` | **SSE Transform Stream**— saluran streaming inti. Dua mode: `TRANSLATE` (terjemahan format penuh) dan `PASSTHROUGH` (menormalkan + mengekstrak penggunaan). Menangani buffering potongan, estimasi penggunaan, pelacakan panjang konten. Instance encoder/decoder per-aliran menghindari status bersama. |
| `streamHelpers.ts` | Utilitas SSE tingkat rendah: `parseSSELine` (toleran spasi), `hasValuableContent` (memfilter potongan kosong untuk OpenAI/Claude/Gemini), `fixInvalidId`, `formatSSE` (serialisasi SSE yang mendukung format dengan pembersihan `perf_metrics`). |
| `usageTracking.ts` | Ekstraksi penggunaan token dari format apa pun (Claude/OpenAI/Gemini/Responses), estimasi dengan rasio karakter per token alat/pesan terpisah, penambahan buffer (margin keamanan token 2000), pemfilteran bidang khusus format, logging konsol dengan warna ANSI. |
| `requestLogger.ts` | Legacy file-based request logging helper kept for compatibility. Current deployments should prefer `APP_LOG_TO_FILE` for application logs and the call log pipeline for persisted request artifacts. |
| `bypassHandler.ts` | Mencegat pola tertentu dari Claude CLI (ekstraksi judul, pemanasan, penghitungan) dan mengembalikan respons palsu tanpa menghubungi penyedia mana pun. Mendukung streaming dan non-streaming. Sengaja dibatasi pada scope Claude CLI. |
| `networkProxy.ts` | Menyelesaikan URL proksi keluar untuk penyedia tertentu dengan prioritas: konfigurasi khusus penyedia → konfigurasi global → variabel lingkungan (`HTTPS_PROXY`/`HTTP_PROXY`/`ALL_PROXY`). Mendukung pengecualian `NO_PROXY`. Konfigurasi cache selama 30 detik. | #### SSE Streaming Pipeline |
```mermaid
flowchart TD
A["Provider SSE stream"] --> B["TextDecoder\n(per-stream instance)"]
B --> C["Buffer lines\n(split on newline)"]
C --> D["parseSSELine()\n(trim whitespace, parse JSON)"]
D --> E{"Mode?"}
E -->|TRANSLATE| F["translateResponse()\ntarget → OpenAI → source"]
E -->|PASSTHROUGH| G["fixInvalidId()\nnormalize chunk"]
F --> H["hasValuableContent()\nfilter empty chunks"]
G --> H
H -->|"Has content"| I["extractUsage()\ntrack token counts"]
H -->|"Empty"| J["Skip chunk"]
I --> K["formatSSE()\nserialize + clean perf_metrics"]
K --> L["TextEncoder\n(per-stream instance)"]
L --> M["Enqueue to\nclient stream"]
style A fill:#f9f,stroke:#333
style M fill:#9f9,stroke:#333
```
#### Request Logger Session Structure
```
logs/
└── claude_gemini_claude-sonnet_20260208_143045/
├── 1_req_client.json ← Raw client request
├── 2_req_source.json ← After initial conversion
├── 3_req_openai.json ← OpenAI intermediate format
├── 4_req_target.json ← Final target format
├── 5_res_provider.txt ← Provider SSE chunks (streaming)
├── 5_res_provider.json ← Provider response (non-streaming)
├── 6_res_openai.txt ← OpenAI intermediate chunks
├── 7_res_client.txt ← Client-facing SSE chunks
└── 6_error.json ← Error details (if any)
```
---
### 4.7 Application Layer (`src/`)
| Direktori | Tujuan |
| ---------------- | ------------------------------------------------------------------------------------ | ----------------------- |
| `src/aplikasi/` | UI web, rute API, middleware Express, penangan panggilan balik OAuth |
| `src/lib/` | Akses basis data (`localDb.ts`, `usageDb.ts`), autentikasi, dibagikan |
| `src/mitm/` | Utilitas proxy man-in-the-middle untuk mencegat lalu lintas penyedia |
| `src/model/` | Definisi model basis data |
| `src/dibagikan/` | Pembungkus di sekitar fungsi open-sse (penyedia, aliran, kesalahan, dll.) |
| `src/sse/` | Penangan titik akhir SSE yang menghubungkan perpustakaan sse terbuka ke rute Ekspres |
| `src/toko/` | Manajemen status aplikasi | #### Notable API Routes |
| Rute | Metode | Tujuan |
| ---------------------------------------------- | ----------------------- | ----------------------------------------------------------------------------------------------------- | --- |
| `/api/penyedia-model` | DAPATKAN/POSTING/HAPUS | CRUD untuk model khusus per penyedia |
| `/api/model/katalog` | DAPATKAN | Katalog gabungan semua model (obrolan, penyematan, gambar, khusus) dikelompokkan berdasarkan penyedia |
| `/api/pengaturan/proksi` | DAPATKAN/MASUKKAN/HAPUS | Konfigurasi proksi keluar hierarki (`global/penyedia/combos/keys`) |
| `/api/settings/proxy/test` | POSTING | Memvalidasi konektivitas proxy dan mengembalikan IP/latensi publik |
| `/v1/penyedia/[penyedia]/obrolan/penyelesaian` | POSTING | Penyelesaian obrolan khusus per penyedia dengan validasi model |
| `/v1/penyedia/[penyedia]/embeddings` | POSTING | Penyematan khusus per penyedia dengan validasi model |
| `/v1/penyedia/[penyedia]/gambar/generasi` | POSTING | Pembuatan gambar khusus per penyedia dengan validasi model |
| `/api/settings/ip-filter` | DAPATKAN/MASUKKAN | Manajemen daftar IP yang diizinkan/daftar blokir |
| `/api/settings/berpikir-anggaran` | DAPATKAN/MASUKKAN | Penalaran konfigurasi anggaran token (passthrough/auto/custom/adaptive) |
| `/api/settings/system-prompt` | DAPATKAN/MASUKKAN | Injeksi prompt sistem global untuk semua permintaan |
| `/api/sesi` | DAPATKAN | Pelacakan dan metrik sesi aktif |
| `/api/batas kecepatan` | DAPATKAN | Status batas tarif per akun | --- |
## 5. Key Design Patterns
### 5.1 Hub-and-Spoke Translation
Semua format diterjemahkan melalui**format OpenAI sebagai hub**. Menambahkan penyedia baru hanya memerlukan penulisan**satu pasang**penerjemah (ke/dari OpenAI), bukan N pasang.### 5.2 Executor Strategy Pattern
Setiap penyedia memiliki kelas eksekutor khusus yang diwarisi dari `BaseExecutor`. Pabrik di `executors/index.ts` memilih yang tepat saat runtime.### 5.3 Self-Registering Plugin System
Modul penerjemah mendaftarkan dirinya sendiri saat diimpor melalui `register()`. Menambahkan penerjemah baru hanyalah membuat file dan mengimpornya.### 5.4 Account Fallback with Exponential Backoff
Ketika penyedia mengembalikan 429/401/500, sistem dapat beralih ke akun berikutnya, menerapkan cooldown eksponensial (1 dtk → 2 dtk → 4 dtk → maksimal 2 menit).### 5.5 Combo Model Chains
Sebuah "kombo" mengelompokkan beberapa string `penyedia/model`. Jika yang pertama gagal, kembali ke yang berikutnya secara otomatis.### 5.6 Stateful Streaming Translation
Terjemahan respons mempertahankan status di seluruh potongan SSE (pelacakan blok pemikiran, akumulasi panggilan alat, pengindeksan blok konten) melalui mekanisme `initState()`.### 5.7 Usage Safety Buffer
Buffer 2000 token ditambahkan ke penggunaan yang dilaporkan untuk mencegah klien mencapai batas jendela konteks karena overhead dari perintah sistem dan terjemahan format.---
## 6. Supported Formats
| Format | Arah | Pengenal |
| --------------------------- | ---------------- | ------------------ | --- |
| Penyelesaian Obrolan OpenAI | sumber + sasaran | `buka` |
| API Respons OpenAI | sumber + sasaran | `openai-tanggapan` |
| Claude Antropik | sumber + sasaran | `claude` |
| Google Gemini | sumber + sasaran | `gemini` |
| CLI Google Gemini | hanya sasaran | `gemini-cli` |
| Antigravitasi | sumber + sasaran | `antigravitasi` |
| AWSKiro | hanya sasaran | `kiro` |
| Kursor | hanya sasaran | `kursor` | --- |
## 7. Supported Providers
| Penyedia | Metode Otentikasi | Pelaksana | Catatan Penting |
| ------------------------------ | ------------------------ | ------------- | ---------------------------------------------------------- | --- |
| Claude Antropik | Kunci API atau OAuth | Bawaan | Menggunakan tajuk `x-api-key` |
| Google Gemini | Kunci API atau OAuth | Bawaan | Menggunakan tajuk `x-goog-api-key` |
| CLI Google Gemini | OAuth | Gemini CLI | Menggunakan titik akhir `streamGenerateContent` |
| Antigravitasi | OAuth | Antigravitasi | Penggantian multi-URL, penguraian coba ulang khusus |
| OpenAI | Kunci API | Bawaan | Autentikasi Pembawa Standar |
| Kodeks | OAuth | Kodeks | Menyuntikkan instruksi sistem, mengelola pemikiran |
| Kopilot GitHub | OAuth + Token Kopilot | Github | Token ganda, header VSCode meniru |
| Kiro (AWS) | AWS SSO OIDC atau Sosial | Kiro | Penguraian Biner EventStream |
| IDE Kursor | Otentikasi checksum | Kursor | Pengkodean protobuf, checksum SHA-256 |
| Qwen | OAuth | Bawaan | Otentikasi standar |
| Qoder | OAuth (Dasar + Pembawa) | Default | Header autentikasi ganda |
| BukaRouter | Kunci API | Bawaan | Autentikasi Pembawa Standar |
| GLM, Kimi, MiniMax | Kunci API | Bawaan | Kompatibel dengan Claude, gunakan `x-api-key` |
| `kompatibel dengan openai-*` | Kunci API | Bawaan | Dinamis: semua titik akhir yang kompatibel dengan OpenAI |
| `kompatibel dengan antropik-*` | Kunci API | Bawaan | Dinamis: titik akhir apa pun yang kompatibel dengan Claude | --- |
## 8. Data Flow Summary
### Streaming Request
```mermaid
flowchart LR
A["Client"] --> B["detectFormat()"]
B --> C["translateRequest()\nsource → OpenAI → target"]
C --> D["Executor\nbuildUrl + buildHeaders"]
D --> E["fetch(providerURL)"]
E --> F["createSSEStream()\nTRANSLATE mode"]
F --> G["parseSSELine()"]
G --> H["translateResponse()\ntarget → OpenAI → source"]
H --> I["extractUsage()\n+ addBuffer"]
I --> J["formatSSE()"]
J --> K["Client receives\ntranslated SSE"]
K --> L["logUsage()\nsaveRequestUsage()"]
```
### Non-Streaming Request
```mermaid
flowchart LR
A["Client"] --> B["detectFormat()"]
B --> C["translateRequest()\nsource → OpenAI → target"]
C --> D["Executor.execute()"]
D --> E["translateResponse()\ntarget → OpenAI → source"]
E --> F["Return JSON\nresponse"]
```
### Bypass Flow (Claude CLI)
```mermaid
flowchart LR
A["Claude CLI request"] --> B{"Match bypass\npattern?"}
B -->|"Title/Warmup/Count"| C["Generate fake\nOpenAI response"]
B -->|"No match"| D["Normal flow"]
C --> E["Translate to\nsource format"]
E --> F["Return without\ncalling provider"]
```