103 lines
4.5 KiB
JavaScript
103 lines
4.5 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 s3_1 = tslib_1.__importDefault(require("./s3"));
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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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class S3Backend extends s3_1.default {
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getConfigAndInstance(application, bucket) {
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const { config, account, endpoint, defaultBucket } = this.getConfig(application);
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const realBucket = bucket || defaultBucket;
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(0, assert_1.assert)(realBucket, '没有指定上传桶，且配置中也没有默认上传桶');
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// 在配置中找名称匹配的桶
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const { buckets } = config;
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let bucketConfig = bucket
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? buckets.find((ele) => ele.name === realBucket)
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: buckets[0];
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const instance = oak_external_sdk_1.S3SDK.getInstance(account.accessKey, account.secretKey, endpoint, bucketConfig?.zone || 'us-east-1');
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return {
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config,
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instance,
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endpoint,
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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: s3CosConfig, endpoint } = this.getConfig(application);
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if (s3CosConfig) {
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let bucket = s3CosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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if (bucket) {
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const { domain, protocol, pathStyle } = bucket;
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let protocol2 = protocol;
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if (protocol instanceof Array) {
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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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const key = this.formKey(extraFile);
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// 如果使用 pathStyle (Minio 常用)
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if (pathStyle && endpoint) {
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return `${protocol2}//${domain}/${bucket.name}/${key}${style ? style : ''}`;
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}
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// 否则使用虚拟主机风格 (AWS S3 默认)
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return `${protocol2}//${domain}/${key}${style ? style : ''}`;
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}
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}
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return '';
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}
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async formUploadMeta(application, extraFile) {
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const { bucket } = extraFile;
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const key = this.formKey(extraFile);
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const { instance, config: s3CosConfig, endpoint } = this.getConfigAndInstance(application, bucket);
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const { buckets } = s3CosConfig;
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let bucket2 = bucket;
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if (!bucket2) {
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const { defaultBucket } = s3CosConfig;
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bucket2 = defaultBucket;
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}
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(0, assert_1.assert)(bucket2);
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const b = buckets.find((ele) => ele.name === bucket2);
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(0, assert_1.assert)(b, `${bucket2}不是一个有效的桶配置`);
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try {
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const uploadInfo = await instance.getUploadInfo(bucket2, key, endpoint, b.pathStyle);
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Object.assign(extraFile, {
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bucket: bucket2,
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uploadMeta: uploadInfo,
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});
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}
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catch (err) {
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throw new Exception_1.OakExternalException(`生成S3上传信息失败: ${err.message}`);
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}
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}
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async checkWhetherSuccess(application, extraFile) {
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const { bucket } = extraFile;
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const key = this.formKey(extraFile);
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const { instance, config: s3CosConfig, endpoint } = this.getConfigAndInstance(application, bucket);
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const b = s3CosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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(0, assert_1.assert)(b, `extraFile中的bucket名称在S3配置中找不到「${extraFile.bucket}」`);
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try {
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const result = await instance.isExistObject(extraFile.bucket, key, endpoint, b.pathStyle);
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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 { bucket } = extraFile;
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const key = this.formKey(extraFile);
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const { instance, config: s3CosConfig, endpoint } = this.getConfigAndInstance(application, bucket);
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const b = s3CosConfig.buckets.find((ele) => ele.name === extraFile.bucket);
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(0, assert_1.assert)(b, `extraFile中的bucket名称在S3配置中找不到「${extraFile.bucket}」`);
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try {
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await instance.removeFile(extraFile.bucket, key, endpoint, b.pathStyle);
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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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}
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exports.default = S3Backend;
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