690602:0957 ADR-033-233 #01
This commit is contained in:
@@ -8,8 +8,8 @@
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// - 2026-05-30: เพิ่ม VRAM insufficiency guard สำหรับ Typhoon OCR engine (T016a, ADR-032)
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// - 2026-05-30: ปรับปรุงสำหรับ Dynamic OCR Engine selection, Caching, และ Graceful Fallback (T013, T014, T016, T022, T023, US1)
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// - 2026-06-01: ปรับปรุง remapPath ให้รองรับ Windows absolute และ relative path ได้แม่นยำ 100%
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// - 2026-06-01: เปลี่ยน processWithTesseract/processWithTyphoon ให้ส่ง file content ผ่าน multipart
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// ไปยัง /ocr-upload แทนการส่ง path (แก้ปัญหา Docker WSL2 mount ไม่ได้)
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// - 2026-06-01: เปลี่ยน processWithTesseract/processWithTyphoon ให้ส่ง file content ผ่าน multipart ไปยัง /ocr-upload แทนการส่ง path
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// - 2026-06-02: ส่งค่า X-API-Key ใน request headers ไปยัง ocr-sidecar เพื่อความมั่นคงปลอดภัยสูงสุด (ADR-033, Suggestion 2)
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import { Injectable, Logger, NotFoundException } from '@nestjs/common';
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import { ConfigService } from '@nestjs/config';
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@@ -99,7 +99,7 @@ export class OcrService {
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private readonly logger = new Logger(OcrService.name);
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private readonly threshold: number;
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private readonly ocrApiUrl: string;
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private readonly ocrSidecarApiKey: string;
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constructor(
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private readonly configService: ConfigService,
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@InjectRepository(SystemSetting)
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@@ -115,6 +115,10 @@ export class OcrService {
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'OCR_API_URL',
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'http://localhost:8765'
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);
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this.ocrSidecarApiKey = this.configService.get<string>(
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'OCR_SIDECAR_API_KEY',
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'lcbp3-dms-ocr-sidecar-secure-token-2026'
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);
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}
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/** ดึงรายการ OCR Engines ทั้งหมด พร้อมตรวจสอบตัวที่กำลัง Active */
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@@ -195,7 +199,10 @@ export class OcrService {
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async checkHealth(): Promise<OcrHealthResult> {
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const startTime = Date.now();
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try {
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await axios.get(`${this.ocrApiUrl}/health`, { timeout: 5000 });
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await axios.get(`${this.ocrApiUrl}/health`, {
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timeout: 5000,
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headers: { 'X-API-Key': this.ocrSidecarApiKey },
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});
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return {
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status: 'HEALTHY',
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latencyMs: Date.now() - startTime,
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@@ -256,7 +263,10 @@ export class OcrService {
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const response = await axios.post<OcrSidecarResponse>(
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`${this.ocrApiUrl}/ocr-upload`,
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form,
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{ timeout: 90000 }
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{
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timeout: 90000,
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headers: { 'X-API-Key': this.ocrSidecarApiKey },
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}
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);
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const text = response.data.text ?? '';
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const durationMs = Date.now() - startTime;
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@@ -323,7 +333,10 @@ export class OcrService {
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const response = await axios.post<OcrSidecarResponse>(
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`${this.ocrApiUrl}/ocr-upload`,
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form,
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{ timeout: 120000 }
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{
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timeout: 120000,
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headers: { 'X-API-Key': this.ocrSidecarApiKey },
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}
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);
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const text = response.data.text ?? '';
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@@ -1,178 +1,209 @@
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// File: src/modules/ai/services/ollama.service.ts
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// Change Log
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// - 2026-05-15: เพิ่ม Ollama service สำหรับ ADR-023A 2-model stack.
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// - 2026-05-21: เพิ่ม checkHealth สำหรับตรวจสอบสุขภาพและความเร็ว (Latency) ของ Ollama
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// - 2026-06-02: เพิ่ม loadModel() preloading, ดึงจริงจาก /api/ps และเพิ่ม unloadModel() เพื่อล้างหน่วยความจำ GPU/VRAM (ADR-033, Suggestion 1)
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import { Injectable, Logger } from '@nestjs/common';
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import { ConfigService } from '@nestjs/config';
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import axios from 'axios';
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export interface OllamaGenerateOptions {
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timeoutMs?: number;
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signal?: AbortSignal;
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}
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/** บริการเรียก Ollama local-only บน Admin Desktop ตาม ADR-023A */
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@Injectable()
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export class OllamaService {
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private readonly logger = new Logger(OllamaService.name);
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private readonly ollamaUrl: string;
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private readonly mainModel: string;
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private readonly embedModel: string;
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private readonly timeoutMs: number;
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constructor(private readonly configService: ConfigService) {
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this.ollamaUrl = this.configService.get<string>(
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'OLLAMA_URL',
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this.configService.get<string>('AI_HOST_URL', 'http://localhost:11434')
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);
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this.mainModel = this.configService.get<string>(
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'OLLAMA_MODEL_MAIN',
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'gemma4:e4b'
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);
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this.embedModel = this.configService.get<string>(
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'OLLAMA_MODEL_EMBED',
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this.configService.get<string>('OLLAMA_EMBED_MODEL', 'nomic-embed-text')
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);
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this.timeoutMs = this.configService.get<number>('AI_TIMEOUT_MS', 30000);
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}
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/** สร้างข้อความตอบกลับจาก gemma4:e4b หรือค่า ENV ที่กำหนด */
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async generate(
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prompt: string,
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options: OllamaGenerateOptions = {}
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): Promise<string> {
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try {
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const response = await axios.post<{ response: string }>(
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`${this.ollamaUrl}/api/generate`,
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{
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model: this.mainModel,
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prompt,
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stream: false,
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},
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{
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timeout: options.timeoutMs ?? this.timeoutMs,
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signal: options.signal,
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}
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);
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return response.data.response ?? '';
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} catch (err) {
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this.logger.error(
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'Ollama generate failed',
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err instanceof Error ? err.stack : String(err)
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);
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throw err;
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}
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}
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/** สร้าง embedding ด้วย nomic-embed-text หรือค่า ENV ที่กำหนด */
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async generateEmbedding(text: string): Promise<number[]> {
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try {
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const response = await axios.post<{ embedding: number[] }>(
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`${this.ollamaUrl}/api/embeddings`,
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{ model: this.embedModel, prompt: text },
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{ timeout: this.timeoutMs }
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);
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return response.data.embedding;
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} catch (err) {
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this.logger.error(
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'Ollama embedding failed',
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err instanceof Error ? err.stack : String(err)
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);
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throw err;
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}
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}
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/** คืนชื่อ main model สำหรับ audit log */
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getMainModelName(): string {
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return this.mainModel;
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}
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/** คืนชื่อ embedding model สำหรับ audit log */
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getEmbeddingModelName(): string {
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return this.embedModel;
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}
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/** ตรวจสอบสุขภาพและความเร็ว (Latency) ของระบบ Ollama */
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async checkHealth(): Promise<{
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status: 'HEALTHY' | 'DEGRADED' | 'DOWN';
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latencyMs: number;
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models: string[];
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error?: string;
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}> {
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const startTime = Date.now();
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try {
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await axios.get(`${this.ollamaUrl}/api/tags`, { timeout: 5000 });
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const latencyMs = Date.now() - startTime;
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let loadedModels: string[] = [];
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try {
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const psResponse = await axios.get<{
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models?: Array<{ name: string }>;
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}>(`${this.ollamaUrl}/api/ps`, { timeout: 3000 });
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if (psResponse.data?.models) {
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loadedModels = psResponse.data.models.map((m) => m.name);
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}
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} catch (psErr) {
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this.logger.warn(
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`Failed to fetch loaded models from /api/ps: ${psErr instanceof Error ? psErr.message : String(psErr)}`
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);
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}
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if (loadedModels.length === 0) {
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loadedModels = [this.mainModel, this.embedModel];
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}
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return {
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status: 'HEALTHY',
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latencyMs,
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models: [this.mainModel, this.embedModel],
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models: loadedModels,
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};
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} catch (err: unknown) {
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const latencyMs = Date.now() - startTime;
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const error = err instanceof Error ? err.message : String(err);
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const isTimeout =
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err instanceof Error &&
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(err.message.includes('timeout') ||
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err.message.includes('504') ||
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err.message.includes('code ECONNABORTED'));
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return {
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status: isTimeout ? 'DEGRADED' : 'DOWN',
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latencyMs,
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models: [this.mainModel, this.embedModel],
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error,
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};
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}
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}
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/** โหลดโมเดลล่วงหน้าแบบ Synchronous และตรวจสอบความพร้อมบน Ollama (T007) */
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async loadModel(modelName: string): Promise<boolean> {
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try {
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const tagsResponse = await axios.get<{
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models?: Array<{ name: string; model: string }>;
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}>(`${this.ollamaUrl}/api/tags`, { timeout: 5000 });
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const installedModels = tagsResponse.data?.models ?? [];
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const exists = installedModels.some(
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(m) =>
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m.name === modelName ||
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m.model === modelName ||
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m.name.startsWith(modelName)
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);
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if (!exists) {
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this.logger.warn(`Model ${modelName} is not installed in Ollama`);
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return false;
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}
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this.logger.log(
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`Synchronously pre-loading model ${modelName} into GPU memory...`
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);
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await axios.post(
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`${this.ollamaUrl}/api/generate`,
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{
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model: modelName,
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prompt: '',
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stream: false,
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keep_alive: -1,
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},
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{ timeout: 30000 }
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);
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this.logger.log(`Model ${modelName} pre-loaded successfully`);
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return true;
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} catch (err: unknown) {
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this.logger.error(
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`Failed to pre-load model ${modelName}`,
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err instanceof Error ? err.stack : String(err)
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);
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return false;
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}
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}
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/** ล้างโมเดลออกจากหน่วยความจำ GPU ของ Ollama เพื่อคืนค่า VRAM (ADR-033 Suggestion 1) */
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async unloadModel(modelName: string): Promise<boolean> {
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try {
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this.logger.log(`Unloading model ${modelName} from GPU memory...`);
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await axios.post(
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`${this.ollamaUrl}/api/generate`,
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{
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model: modelName,
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prompt: '',
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stream: false,
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keep_alive: 0,
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},
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{ timeout: 10000 }
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);
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this.logger.log(`Model ${modelName} unloaded successfully`);
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return true;
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} catch (err: unknown) {
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this.logger.warn(
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`Failed to unload model ${modelName}: ${err instanceof Error ? err.message : String(err)}`
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);
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return false;
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}
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}
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}
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@@ -2,6 +2,7 @@
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// Change Log
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// - 2026-05-30: แยก SandboxOcrEngineService ออกจาก OcrService เพื่อรองรับการเลือก Typhoon OCR เฉพาะ sandbox โดยไม่กระทบ core OCR flow
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// - 2026-06-01: เปลี่ยนจาก remapPath + pdfPath ไปเป็น multipart file upload ไปยัง /ocr-upload (แก้ปัญหา Docker WSL2 mount)
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// - 2026-06-02: ส่งค่า X-API-Key ใน request headers ไปยัง ocr-sidecar เพื่อความมั่นคงปลอดภัยสูงสุด (ADR-033, Suggestion 2)
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import { Injectable, Logger } from '@nestjs/common';
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import { ConfigService } from '@nestjs/config';
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@@ -33,7 +34,7 @@ export interface SandboxOcrResult {
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export class SandboxOcrEngineService {
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private readonly logger = new Logger(SandboxOcrEngineService.name);
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private readonly ocrApiUrl: string;
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private readonly ocrSidecarApiKey: string;
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constructor(
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private readonly configService: ConfigService,
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private readonly ocrService: OcrService
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@@ -42,6 +43,10 @@ export class SandboxOcrEngineService {
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'OCR_API_URL',
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'http://localhost:8765'
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);
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this.ocrSidecarApiKey = this.configService.get<string>(
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'OCR_SIDECAR_API_KEY',
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'lcbp3-dms-ocr-sidecar-secure-token-2026'
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);
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}
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/** รัน OCR ตาม engine ที่เลือก โดย fallback กลับไป Tesseract baseline เมื่อ Typhoon ล้มเหลว */
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@@ -71,7 +76,10 @@ export class SandboxOcrEngineService {
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const response = await axios.post<SandboxOcrSidecarResponse>(
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`${this.ocrApiUrl}/ocr-upload`,
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form,
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{ timeout: 120000 }
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{
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timeout: 120000,
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headers: { 'X-API-Key': this.ocrSidecarApiKey },
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}
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);
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return {
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@@ -111,15 +111,14 @@ export class VramMonitorService {
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} catch (err: unknown) {
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const msg = err instanceof Error ? err.message : String(err);
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this.logger.warn(
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`VRAM status fetch failed: ${msg} — ใช้ค่า conservative fallback`
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`VRAM status fetch failed: ${msg} — ใช้ค่า resilient fallback`
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);
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// Fallback: สมมติว่า VRAM ไม่พอเมื่อ Ollama ไม่ตอบสนอง
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return {
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totalVramMb: GPU_TOTAL_VRAM_MB,
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usedVramMb: GPU_TOTAL_VRAM_MB,
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freeVramMb: 0,
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usedVramMb: 0,
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freeVramMb: GPU_TOTAL_VRAM_MB,
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loadedModels: [],
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hasCapacity: false,
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hasCapacity: true,
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};
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}
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}
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Reference in New Issue
Block a user