mirror of
https://github.com/BlueSkyXN/WorkerJS_CloudFlare_ImageBed.git
synced 2024-11-15 19:22:21 +08:00
0.9.7
S3FB上机测试
This commit is contained in:
BlueSkyXN
parent
5d7fe7deb8
commit
1052c6f5e1
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@ -2,6 +2,8 @@ addEventListener('fetch', event => {
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event.respondWith(handles3filebaseRequest(event.request));
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});
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import { AwsClient } from 'aws4fetch';
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async function handles3filebaseRequest(request) {
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if (request.method !== 'POST') {
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return new Response('Method not allowed', { status: 405 });
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@ -23,8 +25,7 @@ async function handles3filebaseRequest(request) {
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// 检查是否成功解析
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if (!bucketName || !accessKeyId || !secretAccessKey) {
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console.error('Failed to parse S3FILEBASE_KEY environment variable.');
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return new Response('Server configuration error.', { status: 500 });
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return new Response('Server configuration error: Invalid S3FILEBASE_KEY', { status: 500 });
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}
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const region = 'us-east-1'; // Filebase默认使用'us-east-1'
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@ -36,234 +37,56 @@ async function handles3filebaseRequest(request) {
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const timestamp = new Date().toISOString().replace(/[:\-]|\.\d{3}/g, '');
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const s3FileKey = `${fileName}_${timestamp}`;
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// 准备请求细节
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const method = 'PUT';
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const canonicalUri = `/${bucketName}/${s3FileKey}`;
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const canonicalQueryString = '';
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const payloadHash = await sha256(fileContent);
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const amzDate = getAmzDate();
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const dateStamp = amzDate.substring(0, 8);
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const credentialScope = `${dateStamp}/${region}/${service}/aws4_request`;
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// 创建 AwsClient 实例
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const aws = new AwsClient({
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accessKeyId,
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secretAccessKey,
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service,
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region,
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});
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// 准备请求头
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let headers = {
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Host: host,
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'X-Amz-Date': amzDate,
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'Content-Type': 'application/octet-stream',
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'Content-Length': fileContent.byteLength.toString(),
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};
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// 构建上传文件的 URL
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const url = `https://${host}/${bucketName}/${s3FileKey}`;
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// 创建规范请求
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const signedHeaders = getSignedHeaders(headers);
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const canonicalHeaders = getCanonicalHeaders(headers);
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const canonicalRequest = [
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method,
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canonicalUri,
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canonicalQueryString,
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canonicalHeaders,
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signedHeaders,
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payloadHash,
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].join('\n');
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// 创建待签名字符串
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const canonicalRequestHash = await sha256(canonicalRequest);
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const stringToSign = [
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'AWS4-HMAC-SHA256',
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amzDate,
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credentialScope,
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canonicalRequestHash,
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].join('\n');
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// 计算签名
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const signingKey = await getSignatureKey(secretAccessKey, dateStamp, region, service);
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const signature = await hmacHex(signingKey, stringToSign);
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// 添加授权头
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headers['Authorization'] = [
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`AWS4-HMAC-SHA256 Credential=${accessKeyId}/${credentialScope}`,
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`SignedHeaders=${signedHeaders}`,
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`Signature=${signature}`,
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].join(', ');
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// 发起PUT请求上传文件
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const url = `https://${host}${canonicalUri}`;
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const uploadResponse = await fetch(url, {
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method: method,
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headers: headers,
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// 发起 PUT 请求上传文件
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const uploadResponse = await aws.fetch(url, {
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method: 'PUT',
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headers: {
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'Content-Type': 'application/octet-stream',
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},
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body: fileContent,
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});
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if (!uploadResponse.ok) {
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const errorText = await uploadResponse.text();
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console.error(`上传失败: ${uploadResponse.status} - ${errorText}`);
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return new Response(`Upload failed with status: ${uploadResponse.status}`, { status: uploadResponse.status });
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return new Response(`Upload failed with status: ${uploadResponse.status}, error: ${errorText}`, { status: uploadResponse.status });
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}
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console.log('文件上传成功！');
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// 现在，获取元数据以获得CID
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const metadataResponse = await getObjectMetadata(
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accessKeyId,
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secretAccessKey,
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bucketName,
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s3FileKey,
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region,
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service,
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host
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);
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// 发起 HEAD 请求获取元数据以获得 CID
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const metadataResponse = await aws.fetch(url, {
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method: 'HEAD',
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});
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if (!metadataResponse.ok) {
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const errorText = await metadataResponse.text();
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console.error(`获取元数据失败: ${metadataResponse.status} - ${errorText}`);
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return new Response(`Failed to retrieve metadata with status: ${metadataResponse.status}`, { status: metadataResponse.status });
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return new Response(`Failed to retrieve metadata with status: ${metadataResponse.status}, error: ${errorText}`, { status: metadataResponse.status });
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}
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// 从元数据中提取CID
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// 从元数据中提取 CID
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const cid = metadataResponse.headers.get('x-amz-meta-cid');
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if (!cid) {
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console.error('在元数据中未找到CID。');
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return new Response('CID not found in metadata.', { status: 500 });
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}
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console.log(`CID: ${cid}`);
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// 构建访问URL
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// 构建访问 URL
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const accessUrl = `https://ipfs.filebase.io/ipfs/${cid}`;
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// 返回访问URL
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// 返回访问 URL
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return new Response(accessUrl, {
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status: 200,
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headers: { 'Content-Type': 'text/plain' },
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});
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} catch (error) {
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console.error('Error:', error);
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return new Response('Internal Server Error', { status: 500 });
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return new Response(`Internal Server Error: ${error.message}`, { status: 500 });
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}
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}
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// 辅助函数
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function getAmzDate() {
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const now = new Date();
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return now.toISOString().replace(/[:-]|\.\d{3}/g, '');
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}
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function getSignedHeaders(headers) {
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return Object.keys(headers)
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.map(key => key.toLowerCase())
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.sort()
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.join(';');
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}
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function getCanonicalHeaders(headers) {
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return Object.keys(headers)
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.map(key => key.toLowerCase() + ':' + headers[key].trim() + '\n')
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.sort()
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.join('');
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}
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async function sha256(message) {
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let buffer;
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if (message instanceof ArrayBuffer || message instanceof Uint8Array) {
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buffer = message;
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} else {
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const encoder = new TextEncoder();
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buffer = encoder.encode(message);
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}
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const hashBuffer = await crypto.subtle.digest('SHA-256', buffer);
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return arrayBufferToHex(hashBuffer);
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}
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async function hmac(key, message) {
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const cryptoKey = await crypto.subtle.importKey(
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'raw',
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key instanceof Uint8Array ? key : new Uint8Array(key),
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{ name: 'HMAC', hash: 'SHA-256' },
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false,
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['sign']
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);
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const signature = await crypto.subtle.sign('HMAC', cryptoKey, message);
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return signature;
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}
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async function hmacHex(key, message) {
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const encoder = new TextEncoder();
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const keyData = key instanceof Uint8Array ? key : encoder.encode(key);
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const messageData = message instanceof Uint8Array ? message : encoder.encode(message);
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const signature = await hmac(keyData, messageData);
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return arrayBufferToHex(signature);
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}
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function arrayBufferToHex(buffer) {
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const byteArray = new Uint8Array(buffer);
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return Array.from(byteArray)
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.map(byte => byte.toString(16).padStart(2, '0'))
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.join('');
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}
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async function getSignatureKey(key, dateStamp, regionName, serviceName) {
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const encoder = new TextEncoder();
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const kDate = await hmac(encoder.encode('AWS4' + key), encoder.encode(dateStamp));
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const kRegion = await hmac(kDate, encoder.encode(regionName));
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const kService = await hmac(kRegion, encoder.encode(serviceName));
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const kSigning = await hmac(kService, encoder.encode('aws4_request'));
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return kSigning;
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}
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// 获取对象元数据的函数（HEAD请求）
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async function getObjectMetadata(accessKeyId, secretAccessKey, bucketName, objectKey, region, service, host) {
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const method = 'HEAD';
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const canonicalUri = `/${bucketName}/${objectKey}`;
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const canonicalQueryString = '';
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const payloadHash = await sha256('');
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const amzDate = getAmzDate();
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const dateStamp = amzDate.substring(0, 8);
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const credentialScope = `${dateStamp}/${region}/${service}/aws4_request`;
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// 准备请求头
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let headers = {
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Host: host,
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'X-Amz-Date': amzDate,
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};
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// 创建规范请求
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const signedHeaders = getSignedHeaders(headers);
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const canonicalHeaders = getCanonicalHeaders(headers);
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const canonicalRequest = [
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method,
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canonicalUri,
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canonicalQueryString,
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canonicalHeaders,
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signedHeaders,
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payloadHash,
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].join('\n');
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// 创建待签名字符串
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const canonicalRequestHash = await sha256(canonicalRequest);
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const stringToSign = [
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'AWS4-HMAC-SHA256',
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amzDate,
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credentialScope,
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canonicalRequestHash,
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].join('\n');
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// 计算签名
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const signingKey = await getSignatureKey(secretAccessKey, dateStamp, region, service);
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const signature = await hmacHex(signingKey, stringToSign);
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// 添加授权头
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headers['Authorization'] = [
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`AWS4-HMAC-SHA256 Credential=${accessKeyId}/${credentialScope}`,
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`SignedHeaders=${signedHeaders}`,
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`Signature=${signature}`,
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].join(', ');
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// 发起HEAD请求
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const url = `https://${host}${canonicalUri}`;
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const response = await fetch(url, {
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method: method,
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headers: headers,
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});
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return response;
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}
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@ -663,6 +663,8 @@ async function handleRequest(request) {
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}
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}
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import { AwsClient } from 'aws4fetch';
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async function handles3filebaseRequest(request) {
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if (request.method !== 'POST') {
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return new Response('Method not allowed', { status: 405 });
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@ -684,8 +686,7 @@ async function handleRequest(request) {
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// 检查是否成功解析
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if (!bucketName || !accessKeyId || !secretAccessKey) {
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console.error('Failed to parse S3FILEBASE_KEY environment variable.');
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return new Response('Server configuration error.', { status: 500 });
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return new Response('Server configuration error: Invalid S3FILEBASE_KEY', { status: 500 });
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}
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const region = 'us-east-1'; // Filebase默认使用'us-east-1'
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@ -697,235 +698,57 @@ async function handleRequest(request) {
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const timestamp = new Date().toISOString().replace(/[:\-]|\.\d{3}/g, '');
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const s3FileKey = `${fileName}_${timestamp}`;
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// 准备请求细节
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const method = 'PUT';
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const canonicalUri = `/${bucketName}/${s3FileKey}`;
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const canonicalQueryString = '';
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const payloadHash = await sha256(fileContent);
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const amzDate = getAmzDate();
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const dateStamp = amzDate.substring(0, 8);
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const credentialScope = `${dateStamp}/${region}/${service}/aws4_request`;
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// 创建 AwsClient 实例
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const aws = new AwsClient({
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accessKeyId,
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secretAccessKey,
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service,
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region,
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});
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// 准备请求头
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let headers = {
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Host: host,
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'X-Amz-Date': amzDate,
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'Content-Type': 'application/octet-stream',
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'Content-Length': fileContent.byteLength.toString(),
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};
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// 构建上传文件的 URL
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const url = `https://${host}/${bucketName}/${s3FileKey}`;
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// 创建规范请求
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const signedHeaders = getSignedHeaders(headers);
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const canonicalHeaders = getCanonicalHeaders(headers);
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const canonicalRequest = [
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method,
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canonicalUri,
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canonicalQueryString,
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canonicalHeaders,
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signedHeaders,
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payloadHash,
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].join('\n');
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// 创建待签名字符串
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const canonicalRequestHash = await sha256(canonicalRequest);
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const stringToSign = [
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'AWS4-HMAC-SHA256',
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amzDate,
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credentialScope,
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canonicalRequestHash,
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].join('\n');
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// 计算签名
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const signingKey = await getSignatureKey(secretAccessKey, dateStamp, region, service);
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const signature = await hmacHex(signingKey, stringToSign);
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// 添加授权头
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headers['Authorization'] = [
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`AWS4-HMAC-SHA256 Credential=${accessKeyId}/${credentialScope}`,
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`SignedHeaders=${signedHeaders}`,
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`Signature=${signature}`,
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].join(', ');
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// 发起PUT请求上传文件
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const url = `https://${host}${canonicalUri}`;
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const uploadResponse = await fetch(url, {
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method: method,
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headers: headers,
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// 发起 PUT 请求上传文件
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const uploadResponse = await aws.fetch(url, {
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method: 'PUT',
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headers: {
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'Content-Type': 'application/octet-stream',
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},
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body: fileContent,
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});
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if (!uploadResponse.ok) {
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const errorText = await uploadResponse.text();
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console.error(`上传失败: ${uploadResponse.status} - ${errorText}`);
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return new Response(`Upload failed with status: ${uploadResponse.status}`, { status: uploadResponse.status });
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return new Response(`Upload failed with status: ${uploadResponse.status}, error: ${errorText}`, { status: uploadResponse.status });
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}
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console.log('文件上传成功！');
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// 现在，获取元数据以获得CID
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const metadataResponse = await getObjectMetadata(
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accessKeyId,
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secretAccessKey,
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bucketName,
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s3FileKey,
|
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region,
|
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service,
|
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host
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);
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// 发起 HEAD 请求获取元数据以获得 CID
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const metadataResponse = await aws.fetch(url, {
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method: 'HEAD',
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});
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if (!metadataResponse.ok) {
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const errorText = await metadataResponse.text();
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console.error(`获取元数据失败: ${metadataResponse.status} - ${errorText}`);
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return new Response(`Failed to retrieve metadata with status: ${metadataResponse.status}`, { status: metadataResponse.status });
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return new Response(`Failed to retrieve metadata with status: ${metadataResponse.status}, error: ${errorText}`, { status: metadataResponse.status });
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}
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// 从元数据中提取CID
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// 从元数据中提取 CID
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const cid = metadataResponse.headers.get('x-amz-meta-cid');
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if (!cid) {
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console.error('在元数据中未找到CID。');
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return new Response('CID not found in metadata.', { status: 500 });
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}
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console.log(`CID: ${cid}`);
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// 构建访问URL
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// 构建访问 URL
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const accessUrl = `https://ipfs.filebase.io/ipfs/${cid}`;
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// 返回访问URL
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// 返回访问 URL
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return new Response(accessUrl, {
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status: 200,
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headers: { 'Content-Type': 'text/plain' },
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});
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} catch (error) {
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console.error('Error:', error);
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return new Response('Internal Server Error', { status: 500 });
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return new Response(`Internal Server Error: ${error.message}`, { status: 500 });
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}
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}
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// 辅助函数
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function getAmzDate() {
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const now = new Date();
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return now.toISOString().replace(/[:-]|\.\d{3}/g, '');
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}
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function getSignedHeaders(headers) {
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return Object.keys(headers)
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.map(key => key.toLowerCase())
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.sort()
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.join(';');
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}
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function getCanonicalHeaders(headers) {
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return Object.keys(headers)
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.map(key => key.toLowerCase() + ':' + headers[key].trim() + '\n')
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.sort()
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.join('');
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}
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async function sha256(message) {
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let buffer;
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if (message instanceof ArrayBuffer || message instanceof Uint8Array) {
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buffer = message;
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} else {
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const encoder = new TextEncoder();
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buffer = encoder.encode(message);
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}
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const hashBuffer = await crypto.subtle.digest('SHA-256', buffer);
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return arrayBufferToHex(hashBuffer);
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}
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async function hmac(key, message) {
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const cryptoKey = await crypto.subtle.importKey(
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'raw',
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key instanceof Uint8Array ? key : new Uint8Array(key),
|
||||
{ name: 'HMAC', hash: 'SHA-256' },
|
||||
false,
|
||||
['sign']
|
||||
);
|
||||
const signature = await crypto.subtle.sign('HMAC', cryptoKey, message);
|
||||
return signature;
|
||||
}
|
||||
|
||||
async function hmacHex(key, message) {
|
||||
const encoder = new TextEncoder();
|
||||
const keyData = key instanceof Uint8Array ? key : encoder.encode(key);
|
||||
const messageData = message instanceof Uint8Array ? message : encoder.encode(message);
|
||||
const signature = await hmac(keyData, messageData);
|
||||
return arrayBufferToHex(signature);
|
||||
}
|
||||
|
||||
function arrayBufferToHex(buffer) {
|
||||
const byteArray = new Uint8Array(buffer);
|
||||
return Array.from(byteArray)
|
||||
.map(byte => byte.toString(16).padStart(2, '0'))
|
||||
.join('');
|
||||
}
|
||||
|
||||
async function getSignatureKey(key, dateStamp, regionName, serviceName) {
|
||||
const encoder = new TextEncoder();
|
||||
const kDate = await hmac(encoder.encode('AWS4' + key), encoder.encode(dateStamp));
|
||||
const kRegion = await hmac(kDate, encoder.encode(regionName));
|
||||
const kService = await hmac(kRegion, encoder.encode(serviceName));
|
||||
const kSigning = await hmac(kService, encoder.encode('aws4_request'));
|
||||
return kSigning;
|
||||
}
|
||||
|
||||
// 获取对象元数据的函数（HEAD请求）
|
||||
async function getObjectMetadata(accessKeyId, secretAccessKey, bucketName, objectKey, region, service, host) {
|
||||
const method = 'HEAD';
|
||||
const canonicalUri = `/${bucketName}/${objectKey}`;
|
||||
const canonicalQueryString = '';
|
||||
const payloadHash = await sha256('');
|
||||
const amzDate = getAmzDate();
|
||||
const dateStamp = amzDate.substring(0, 8);
|
||||
const credentialScope = `${dateStamp}/${region}/${service}/aws4_request`;
|
||||
|
||||
// 准备请求头
|
||||
let headers = {
|
||||
Host: host,
|
||||
'X-Amz-Date': amzDate,
|
||||
};
|
||||
|
||||
// 创建规范请求
|
||||
const signedHeaders = getSignedHeaders(headers);
|
||||
const canonicalHeaders = getCanonicalHeaders(headers);
|
||||
const canonicalRequest = [
|
||||
method,
|
||||
canonicalUri,
|
||||
canonicalQueryString,
|
||||
canonicalHeaders,
|
||||
signedHeaders,
|
||||
payloadHash,
|
||||
].join('\n');
|
||||
|
||||
// 创建待签名字符串
|
||||
const canonicalRequestHash = await sha256(canonicalRequest);
|
||||
const stringToSign = [
|
||||
'AWS4-HMAC-SHA256',
|
||||
amzDate,
|
||||
credentialScope,
|
||||
canonicalRequestHash,
|
||||
].join('\n');
|
||||
|
||||
// 计算签名
|
||||
const signingKey = await getSignatureKey(secretAccessKey, dateStamp, region, service);
|
||||
const signature = await hmacHex(signingKey, stringToSign);
|
||||
|
||||
// 添加授权头
|
||||
headers['Authorization'] = [
|
||||
`AWS4-HMAC-SHA256 Credential=${accessKeyId}/${credentialScope}`,
|
||||
`SignedHeaders=${signedHeaders}`,
|
||||
`Signature=${signature}`,
|
||||
].join(', ');
|
||||
|
||||
// 发起HEAD请求
|
||||
const url = `https://${host}${canonicalUri}`;
|
||||
const response = await fetch(url, {
|
||||
method: method,
|
||||
headers: headers,
|
||||
});
|
||||
|
||||
return response;
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user