235 lines
12 KiB
JavaScript
235 lines
12 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const tslib_1 = require("tslib");
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const assert_1 = require("oak-domain/lib/utils/assert");
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const aliyun_1 = tslib_1.__importDefault(require("./aliyun"));
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const oak_external_sdk_1 = require("oak-external-sdk");
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const Exception_1 = require("oak-domain/lib/types/Exception");
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const sts_1 = require("oak-external-sdk/lib/service/ali/sts");
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const types_1 = require("oak-domain/lib/types");
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class ALiYunBackend extends aliyun_1.default {
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getConfigAndInstance(application) {
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const { config, account } = this.getConfig(application);
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const instance = oak_external_sdk_1.ALiYunSDK.getInstance(account.accessKeyId, account.accessKeySecret);
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return {
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config,
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instance,
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account,
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};
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}
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async composeFileUrlBackend(options) {
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const { application, extraFile, context, style } = options;
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const { config: aliyunCosConfig } = this.getConfig(application);
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if (aliyunCosConfig) {
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let bucket = aliyunCosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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if (bucket) {
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const { domain, protocol } = bucket;
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let protocol2 = protocol;
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if (protocol instanceof Array) {
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// protocol存在https: 说明域名有证书
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const index = protocol.includes('https:')
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? protocol.findIndex((ele) => ele === 'https:')
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: 0;
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protocol2 = protocol[index];
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}
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return `${protocol2}//${domain}/${this.formKey(extraFile)}${style ? style : ''}`;
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}
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}
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return '';
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}
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async formUploadMeta(application, extraFile) {
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const { bucket, enableChunkedUpload } = extraFile;
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// 构造文件上传所需的key
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const key = this.formKey(extraFile);
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const { instance, config: aliyunCosConfig } = this.getConfigAndInstance(application);
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const { buckets } = aliyunCosConfig;
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let bucket2 = bucket;
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if (!bucket2) {
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const { defaultBucket } = aliyunCosConfig;
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bucket2 = defaultBucket;
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}
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(0, assert_1.assert)(bucket2);
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const b = buckets.find((ele) => ele.name === bucket2);
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(0, assert_1.assert)(b, `${bucket2}不是一个有效的桶配置`);
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Object.assign(extraFile, {
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bucket: bucket2,
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uploadMeta: !enableChunkedUpload ? instance.getUploadInfo(bucket2, b.zone, key) : {},
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});
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}
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async checkWhetherSuccess(application, extraFile) {
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const key = this.formKey(extraFile);
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const { instance, config: aliyunCosConfig } = this.getConfigAndInstance(application);
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const b = aliyunCosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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(0, assert_1.assert)(b, `extraFile中的bucket名称在阿里云配置中找不到「${extraFile.bucket}」`);
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try {
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const result = await instance.isExistObject(extraFile.bucket, b.zone, key);
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return result;
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}
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catch (err) {
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throw err;
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}
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}
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async removeFile(application, extraFile) {
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const key = this.formKey(extraFile);
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const { instance, config: aliyunCosConfig } = this.getConfigAndInstance(application);
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const b = aliyunCosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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(0, assert_1.assert)(b, `extraFile中的bucket名称在阿里云配置中找不到「${extraFile.bucket}」`);
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try {
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await instance.removeFile(extraFile.bucket, b.zone, key);
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}
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catch (err) {
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throw err;
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}
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}
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async composeChunkUploadInfo(application, extraFile, context) {
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const key = this.formKey(extraFile);
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const { instance, config: aliyunCosConfig, account } = this.getConfigAndInstance(application);
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let useSts = true;
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let stsInfo = {};
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if (!account.stsEndpoint || !account.roleArn || !account.roleSessionName) {
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useSts = false;
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console.warn("阿里云Cos配置中缺少sts相关配置，无法使用sts方式上传分片，将使用账号授权进行上传，可能存在安全风险，请检查确保不会暴露accessKey");
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}
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else {
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try {
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const res = await (0, sts_1.stsAssumeRole)({
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accessKeyId: account.accessKeyId,
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accessKeySecret: account.accessKeySecret,
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endpoint: account.stsEndpoint,
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roleArn: account.roleArn,
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roleSessionName: account.roleSessionName,
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});
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stsInfo = {
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stsToken: res.Credentials.SecurityToken,
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accessKeyId: res.Credentials.AccessKeyId,
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accessKeySecret: res.Credentials.AccessKeySecret,
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};
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}
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catch (err) {
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console.error("Failed to assume role for STS:", err);
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throw new Exception_1.OakPreConditionUnsetException("获取阿里云STS临时凭证失败，请检查配置是否正确", 'extraFile');
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}
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}
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// 大部分校验都在formUploadMeta中完成，这里可以不多做判断了
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const b = aliyunCosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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const preInit = await instance.prepareMultipartUpload(extraFile.bucket, b.zone, key, extraFile.chunkInfo?.partCount, {
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timeout: 30 * 1000, // 30 seconds
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...(useSts ? stsInfo
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: {}),
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expires: 3 * 24 * 60 * 60, // 3 days
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});
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return {
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uploadId: preInit.uploadId,
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chunkSize: extraFile.chunkInfo?.chunkSize,
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partCount: preInit.parts.length,
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parts: preInit.parts.map((part) => ({
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partNumber: part.partNumber,
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uploadUrl: part.uploadUrl,
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formData: {}, // 阿里云不需要额外的formData
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})),
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};
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}
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/**
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* 完成分片上传后的合并操作
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*/
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async mergeChunkedUpload(application, extraFile, parts, context) {
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const key = this.formKey(extraFile);
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const { instance, config: aliyunCosConfig } = this.getConfigAndInstance(application);
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const b = aliyunCosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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(0, assert_1.assert)(b, `extraFile中的bucket名称在阿里云配置中找不到「${extraFile.bucket}」`);
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(0, assert_1.assert)(extraFile.chunkInfo?.uploadId, 'extraFile缺少chunkInfo.uploadId，无法完成分片上传的合并操作');
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(0, assert_1.assert)(parts.length > 0, 'parts不能为空，无法完成分片上传的合并操作');
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try {
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await instance.completeMultipartUpload(extraFile.bucket, b.zone, key, extraFile.chunkInfo.uploadId, parts.map(part => ({
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number: part.partNumber,
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etag: part.etag,
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})));
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}
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catch (err) {
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throw new types_1.OakException('合并分片上传失败' + 'extraFile' + err);
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}
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}
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async abortMultipartUpload(application, extraFile, context) {
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const key = this.formKey(extraFile);
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const { instance, config: aliyunCosConfig } = this.getConfigAndInstance(application);
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const b = aliyunCosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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(0, assert_1.assert)(b, `extraFile中的bucket名称在阿里云配置中找不到「${extraFile.bucket}」`);
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(0, assert_1.assert)(extraFile.chunkInfo?.uploadId, 'extraFile缺少chunkInfo.uploadId，无法中止分片上传操作');
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await instance.abortMultipartUpload(extraFile.bucket, b.zone, key, extraFile.chunkInfo.uploadId);
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}
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async listMultipartUploads(application, extraFile, context) {
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const key = this.formKey(extraFile);
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const { instance, config: aliyunCosConfig } = this.getConfigAndInstance(application);
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const b = aliyunCosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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(0, assert_1.assert)(b, `extraFile中的bucket名称在阿里云配置中找不到「${extraFile.bucket}」`);
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(0, assert_1.assert)(extraFile.chunkInfo?.uploadId, 'extraFile缺少chunkInfo.uploadId，无法列出分片上传信息');
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return await instance.listParts(extraFile.bucket, b.zone, key, extraFile.chunkInfo.uploadId);
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}
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async presignFile(methods, application, extraFile, context) {
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const key = this.formKey(extraFile);
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const { instance, config: aliyunCosConfig } = this.getConfigAndInstance(application);
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const b = aliyunCosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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(0, assert_1.assert)(b, `extraFile中的bucket名称在阿里云配置中找不到「${extraFile.bucket}」`);
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return await instance.presignObjectUrl(methods, extraFile.bucket, b.zone, key, {
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expires: 24 * 60 * 60, // 1 day
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});
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}
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/**
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* 对一段文件的分片上传进行预签名
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* @param extraFileId extraFile的id
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* @param from 起始partNumber
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* @param to 结束partNumber
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*/
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async presignMultiPartUpload(application, extraFile, from, to, context) {
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const key = this.formKey(extraFile);
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const { instance, config: aliyunCosConfig } = this.getConfigAndInstance(application);
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const b = aliyunCosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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(0, assert_1.assert)(b, `extraFile中的bucket名称在阿里云配置中找不到「${extraFile.bucket}」`);
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const res = await instance.presignMulti(extraFile.bucket, b.zone, key, extraFile.chunkInfo.uploadId, from, to, {
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expires: 24 * 60 * 60, // 1 day
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});
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return res;
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}
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async prepareChunkedUpload(application, extraFile, context) {
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const key = this.formKey(extraFile);
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const { instance, config: aliyunCosConfig, account } = this.getConfigAndInstance(application);
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let useSts = true;
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let stsInfo = {};
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if (!account.stsEndpoint || !account.roleArn || !account.roleSessionName) {
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useSts = false;
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console.warn("阿里云Cos配置中缺少sts相关配置，无法使用sts方式上传分片，将使用账号授权进行上传，可能存在安全风险，请检查确保不会暴露accessKey");
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}
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else {
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try {
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const res = await (0, sts_1.stsAssumeRole)({
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accessKeyId: account.accessKeyId,
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accessKeySecret: account.accessKeySecret,
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endpoint: account.stsEndpoint,
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roleArn: account.roleArn,
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roleSessionName: account.roleSessionName,
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});
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stsInfo = {
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stsToken: res.Credentials.SecurityToken,
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accessKeyId: res.Credentials.AccessKeyId,
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accessKeySecret: res.Credentials.AccessKeySecret,
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};
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}
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catch (err) {
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console.error("Failed to assume role for STS:", err);
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throw new Exception_1.OakPreConditionUnsetException("获取阿里云STS临时凭证失败，请检查配置是否正确", 'extraFile');
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}
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}
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// 大部分校验都在formUploadMeta中完成，这里可以不多做判断了
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const b = aliyunCosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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const preInit = await instance.initiateMultipartUpload(extraFile.bucket, b.zone, key, {
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timeout: 30 * 1000, // 30 seconds
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...(useSts ? stsInfo
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: {}),
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});
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return {
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uploadId: preInit.uploadId,
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};
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}
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}
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exports.default = ALiYunBackend;
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