From 910da1c369ec77a8307adbe97cddddb956f8142c Mon Sep 17 00:00:00 2001 From: obroccolio Date: Wed, 12 Aug 2026 19:30:30 +0800 Subject: [PATCH] =?UTF-8?q?feat(cos):=20=E6=8E=A5=E5=85=A5=20COS=20?= =?UTF-8?q?=E7=9B=B4=E4=BC=A0=E9=A2=84=E7=AD=BE=E5=90=8D=20+=20=E8=AF=8D?= =?UTF-8?q?=E4=BA=91=E7=BB=93=E6=9E=9C=E5=9B=BE=E8=BD=AC=E5=AD=98?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- package-lock.json | 394 ++++++++++++++++++++++++++++- package.json | 1 + src/cos/cos.module.ts | 8 + src/cos/cos.service.ts | 65 +++++ src/upload/upload.module.ts | 2 + src/upload/upload.service.ts | 28 +- src/wordcloud/wordcloud.module.ts | 2 + src/wordcloud/wordcloud.service.ts | 24 +- 8 files changed, 506 insertions(+), 18 deletions(-) create mode 100644 src/cos/cos.module.ts create mode 100644 src/cos/cos.service.ts diff --git a/package-lock.json b/package-lock.json index 4cada14..d2bc66e 100644 --- a/package-lock.json +++ b/package-lock.json @@ -22,6 +22,7 @@ "bullmq": "^5.0.0", "class-transformer": "^0.5.1", "class-validator": "^0.14.1", + "cos-nodejs-sdk-v5": "^3.0.0", "dayjs": "^1.11.0", "exceljs": "^4.4.0", "ioredis": "^5.4.0", @@ -2290,6 +2291,24 @@ "dev": true, "license": "MIT" }, + "node_modules/asn1": { + "version": "0.2.6", + "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.6.tgz", + "integrity": "sha512-ix/FxPn0MDjeyJ7i/yoHGFt/EX6LyNbxSEhPPXODPL+KB0VPk86UYfL0lMdy+KCnv+fmvIzySwaK5COwqVbWTQ==", + "license": "MIT", + "dependencies": { + "safer-buffer": "~2.1.0" + } + }, + "node_modules/assert-plus": { + "version": "1.0.0", + "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz", + "integrity": "sha512-NfJ4UzBCcQGLDlQq7nHxH+tv3kyZ0hHQqF5BO6J7tNJeP5do1llPr8dZ8zHonfhAu0PHAdMkSo+8o0wxg9lZWw==", + "license": "MIT", + "engines": { + "node": ">=0.8" + } + }, "node_modules/async": { "version": "3.2.6", "resolved": "https://registry.npmjs.org/async/-/async-3.2.6.tgz", @@ -2302,6 +2321,21 @@ "integrity": 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+ "jsbn": "~0.1.0", + "safer-buffer": "^2.0.2", + "tweetnacl": "~0.14.0" + }, + "bin": { + "sshpk-conv": "bin/sshpk-conv", + "sshpk-sign": "bin/sshpk-sign", + "sshpk-verify": "bin/sshpk-verify" + }, + "engines": { + "node": ">=0.10.0" + } + }, "node_modules/standard-as-callback": { "version": "2.1.0", "resolved": "https://registry.npmjs.org/standard-as-callback/-/standard-as-callback-2.1.0.tgz", @@ -6709,6 +7017,18 @@ "url": "https://github.com/sponsors/sindresorhus" } }, + "node_modules/strnum": { + "version": "1.1.2", + "resolved": "https://registry.npmjs.org/strnum/-/strnum-1.1.2.tgz", + "integrity": "sha512-vrN+B7DBIoTTZjnPNewwhx6cBA/H+IS7rfW68n7XxC1y7uoiGQBxaKzqucGUgavX15dJgiGztLJ8vxuEzwqBdA==", + "funding": [ + { + "type": "github", + "url": "https://github.com/sponsors/NaturalIntelligence" + } + ], + "license": "MIT" + }, "node_modules/strtok3": { "version": "10.3.5", "resolved": "https://registry.npmjs.org/strtok3/-/strtok3-10.3.5.tgz", @@ -6995,6 +7315,30 @@ "url": "https://github.com/sponsors/Borewit" } }, + "node_modules/tough-cookie": { + "version": "4.1.4", + "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-4.1.4.tgz", + "integrity": "sha512-Loo5UUvLD9ScZ6jh8beX1T6sO1w2/MpCRpEP7V280GKMVUQ0Jzar2U3UJPsrdbziLEMMhu3Ujnq//rhiFuIeag==", + "license": "BSD-3-Clause", + "dependencies": { + "psl": "^1.1.33", + "punycode": "^2.1.1", + "universalify": "^0.2.0", + "url-parse": "^1.5.3" + }, + "engines": { + "node": ">=6" + } + }, + "node_modules/tough-cookie/node_modules/universalify": { + "version": "0.2.0", + "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.2.0.tgz", + "integrity": "sha512-CJ1QgKmNg3CwvAv/kOFmtnEN05f0D/cn9QntgNOQlQF9dgvVTHj3t+8JPdjqawCHk7V/KA+fbUqzZ9XWhcqPUg==", + "license": "MIT", + "engines": { + "node": ">= 4.0.0" + } + }, "node_modules/traverse": { "version": "0.3.9", "resolved": "https://registry.npmjs.org/traverse/-/traverse-0.3.9.tgz", @@ -7217,6 +7561,24 @@ "integrity": "sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w==", "license": "0BSD" }, + "node_modules/tunnel-agent": { + "version": "0.6.0", + "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz", + "integrity": "sha512-McnNiV1l8RYeY8tBgEpuodCC1mLUdbSN+CYBL7kJsJNInOP8UjDDEwdk6Mw60vdLLrr5NHKZhMAOSrR2NZuQ+w==", + "license": "Apache-2.0", + "dependencies": { + "safe-buffer": "^5.0.1" + }, + "engines": { + "node": "*" + } + }, + "node_modules/tweetnacl": { + "version": "0.14.5", + "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz", + "integrity": "sha512-KXXFFdAbFXY4geFIwoyNK+f5Z1b7swfXABfL7HXCmoIWMKU3dmS26672A4EeQtDzLKy7SXmfBu51JolvEKwtGA==", + "license": "Unlicense" + }, "node_modules/type-check": { "version": "0.4.0", "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.4.0.tgz", @@ -7444,6 +7806,16 @@ "punycode": "^2.1.0" } }, + "node_modules/url-parse": { + "version": "1.5.10", + "resolved": "https://registry.npmjs.org/url-parse/-/url-parse-1.5.10.tgz", + "integrity": "sha512-WypcfiRhfeUP9vvF0j6rw0J3hrWrw6iZv3+22h6iRMJ/8z1Tj6XfLP4DsUix5MhMPnXpiHDoKyoZ/bdCkwBCiQ==", + "license": "MIT", + "dependencies": { + "querystringify": "^2.1.1", + "requires-port": "^1.0.0" + } + }, "node_modules/util-deprecate": { "version": "1.0.2", "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz", @@ -7494,6 +7866,26 @@ "node": ">= 0.8" } }, + "node_modules/verror": { + "version": "1.10.0", + "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz", + "integrity": "sha512-ZZKSmDAEFOijERBLkmYfJ+vmk3w+7hOLYDNkRCuRuMJGEmqYNCNLyBBFwWKVMhfwaEF3WOd0Zlw86U/WC/+nYw==", + "engines": [ + "node >=0.6.0" + ], + "license": "MIT", + "dependencies": { + "assert-plus": "^1.0.0", + "core-util-is": "1.0.2", + "extsprintf": "^1.2.0" + } + }, + "node_modules/verror/node_modules/core-util-is": { + "version": "1.0.2", + "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz", + "integrity": "sha512-3lqz5YjWTYnW6dlDa5TLaTCcShfar1e40rmcJVwCBJC6mWlFuj0eCHIElmG1g5kyuJ/GD+8Wn4FFCcz4gJPfaQ==", + "license": "MIT" + }, "node_modules/watchpack": { "version": "2.5.2", "resolved": "https://registry.npmjs.org/watchpack/-/watchpack-2.5.2.tgz", diff --git a/package.json b/package.json index f6917ac..bb52189 100644 --- a/package.json +++ b/package.json @@ -34,6 +34,7 @@ "bullmq": "^5.0.0", "class-transformer": "^0.5.1", "class-validator": "^0.14.1", + "cos-nodejs-sdk-v5": "^3.0.0", "dayjs": "^1.11.0", "exceljs": "^4.4.0", "ioredis": "^5.4.0", diff --git a/src/cos/cos.module.ts b/src/cos/cos.module.ts new file mode 100644 index 0000000..ebfa006 --- /dev/null +++ b/src/cos/cos.module.ts @@ -0,0 +1,8 @@ +import { Module } from '@nestjs/common'; +import { CosService } from './cos.service'; + +@Module({ + providers: [CosService], + exports: [CosService], +}) +export class CosModule {} diff --git a/src/cos/cos.service.ts b/src/cos/cos.service.ts new file mode 100644 index 0000000..a274d57 --- /dev/null +++ b/src/cos/cos.service.ts @@ -0,0 +1,65 @@ +import { Injectable } from '@nestjs/common'; +import { ConfigService } from '@nestjs/config'; +import COS from 'cos-nodejs-sdk-v5'; + +/** + * 腾讯云 COS 封装。 + * 用途： + * - 给小程序签发预签名 PUT URL 直传（小程序不持有永久密钥）； + * - 后端服务端写入（把 wordcloud 结果图转存到 COS）。 + * 未配置（COS_SECRET_ID/KEY/BUCKET 为空）时 configured=false，调用方返回结构化“未配置”。 + */ +@Injectable() +export class CosService { + private readonly client: COS | null; + + constructor(private readonly config: ConfigService) { + const secretId = this.config.get('cos.secretId') ?? ''; + const secretKey = this.config.get('cos.secretKey') ?? ''; + this.client = secretId && secretKey ? new COS({ SecretId: secretId, SecretKey: secretKey }) : null; + } + + private get bucketName(): string { + return this.config.get('cos.bucket') ?? ''; + } + + private get regionName(): string { + return this.config.get('cos.region') ?? 'ap-guangzhou'; + } + + get configured(): boolean { + return !!this.client && !!this.bucketName; + } + + private bucket(): string { + if (!this.bucketName) throw new Error('COS 未配置 bucket'); + return this.bucketName; + } + + /** 签发小程序直传预签名 PUT URL */ + getPresignedPutUrl(key: string, expires = 600): Promise { + return new Promise((resolve, reject) => { + if (!this.client) return reject(new Error('COS 未配置')); + this.client.getObjectUrl( + { Bucket: this.bucket(), Region: this.regionName, Key: key, Sign: true, Method: 'put', Expires: expires }, + (err, data) => (err ? reject(err) : resolve(data.Url)), + ); + }); + } + + /** 服务端写入对象（转存 wordcloud 结果等） */ + putObject(key: string, body: Buffer, contentType: string): Promise { + return new Promise((resolve, reject) => { + if (!this.client) return reject(new Error('COS 未配置')); + this.client.putObject( + { Bucket: this.bucket(), Region: this.regionName, Key: key, Body: body, ContentType: contentType }, + (err) => (err ? reject(err) : resolve()), + ); + }); + } + + /** 公网访问地址（桶公共读时可直接访问） */ + publicUrl(key: string): string { + return `https://${this.bucketName || this.bucket()}.cos.${this.regionName}.myqcloud.com/${key}`; + } +} diff --git a/src/upload/upload.module.ts b/src/upload/upload.module.ts index 8966ac2..a124647 100644 --- a/src/upload/upload.module.ts +++ b/src/upload/upload.module.ts @@ -1,8 +1,10 @@ import { Module } from '@nestjs/common'; import { UploadController } from './upload.controller'; import { UploadService } from './upload.service'; +import { CosModule } from '../cos/cos.module'; @Module({ + imports: [CosModule], controllers: [UploadController], providers: [UploadService], }) diff --git a/src/upload/upload.service.ts b/src/upload/upload.service.ts index 2401ba3..36ce635 100644 --- a/src/upload/upload.service.ts +++ b/src/upload/upload.service.ts @@ -1,21 +1,25 @@ import { Injectable } from '@nestjs/common'; import { ConfigService } from '@nestjs/config'; +import { CosService } from '../cos/cos.service'; -// 腾讯云 COS 上传服务（本轮仅提供签名/直传凭证占位，完整实现留后续） +// 上传凭证服务：给小程序签发 COS 直传预签名 URL；未配置时返回结构化“未配置” @Injectable() export class UploadService { - constructor(private readonly config: ConfigService) {} + constructor( + private readonly config: ConfigService, + private readonly cos: CosService, + ) {} - /** 生成小程序直传所需的临时密钥 / 预签名 URL（占位） */ + /** 小程序直传：签发 COS 预签名 PUT URL（小程序不持有永久密钥） */ async getUploadCredentials(key: string) { - // TODO: 通过 COS STS 或预签名 URL 生成临时凭证 - //（SDK 已移除，接入时见 docs/cos-sdk-removal.md） - return { - key, - bucket: this.config.get('cos.bucket'), - region: this.config.get('cos.region'), - // 占位：实际应返回临时 SecretId/SecretKey/Token 或 presigned URL - credentials: null, - }; + const bucket = this.config.get('cos.bucket') ?? ''; + const region = this.config.get('cos.region') ?? 'ap-guangzhou'; + + if (!this.cos.configured) { + return { key, bucket, region, presignedUrl: null, configured: false }; + } + + const presignedUrl = await this.cos.getPresignedPutUrl(key); + return { key, bucket, region, presignedUrl, configured: true }; } } diff --git a/src/wordcloud/wordcloud.module.ts b/src/wordcloud/wordcloud.module.ts index 670041e..c323e56 100644 --- a/src/wordcloud/wordcloud.module.ts +++ b/src/wordcloud/wordcloud.module.ts @@ -1,8 +1,10 @@ import { Module } from '@nestjs/common'; import { WordCloudController } from './wordcloud.controller'; import { WordCloudService } from './wordcloud.service'; +import { CosModule } from '../cos/cos.module'; @Module({ + imports: [CosModule], controllers: [WordCloudController], providers: [WordCloudService], }) diff --git a/src/wordcloud/wordcloud.service.ts b/src/wordcloud/wordcloud.service.ts index de9f5f0..c02f656 100644 --- a/src/wordcloud/wordcloud.service.ts +++ b/src/wordcloud/wordcloud.service.ts @@ -3,6 +3,7 @@ import { ConfigService } from '@nestjs/config'; import axios from 'axios'; import ExcelJS from 'exceljs'; import { PrismaService } from '../prisma/prisma.service'; +import { CosService } from '../cos/cos.service'; type RemoteStatus = 'queued' | 'running' | 'success' | 'failed'; @@ -25,6 +26,7 @@ export class WordCloudService { constructor( private readonly config: ConfigService, private readonly prisma: PrismaService, + private readonly cos: CosService, ) {} /** 词云平台是否已配置（WORDCLOUD_API_URL 非空） */ @@ -184,10 +186,22 @@ export class WordCloudService { }; } - /** 下载 wordcloud 结果 PNG 并返回小程序可用地址（COS 转存前置，P1 实现） */ - private async resolveResultImage(_remoteJobId: string): Promise { - // TODO(P1 COS)：GET /api/jobs/{id}/result → 下载 png → 写入 COS → 返回公网 URL。 - // 当前 COS 写入尚未实现，结果图地址留待 P1 接入。 - return null; + /** 下载 wordcloud 结果 PNG 转存 COS，返回小程序可访问的 COS 公网 URL；COS 未配置时返回空 */ + private async resolveResultImage(remoteJobId: string): Promise { + if (!this.cos.configured) { + return null; + } + try { + const res = await axios.get(`${this.apiUrl}/api/jobs/${remoteJobId}/files/png`, { + responseType: 'arraybuffer', + timeout: this.timeoutMs, + }); + const key = `uploads/wordcloud/${remoteJobId}.png`; + await this.cos.putObject(key, Buffer.from(res.data), 'image/png'); + return this.cos.publicUrl(key); + } catch (e) { + this.logger.warn(`转存词云结果失败: ${(e as Error).message}`); + return null; + } } }