mirror of
https://github.com/handsomezhuzhu/api-proxy.git
synced 2026-02-20 11:50:15 +00:00
init
This commit is contained in:
304
main.go
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304
main.go
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package main
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import (
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"fmt"
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"io"
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"log"
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"net/http"
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"os"
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"sort"
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"strings"
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)
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var apiMapping = map[string]string{
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"/discord": "https://discord.com/api",
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"/telegram": "https://api.telegram.org",
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"/openai": "https://api.openai.com",
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"/claude": "https://api.anthropic.com",
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"/gemini": "https://generativelanguage.googleapis.com",
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"/meta": "https://www.meta.ai/api",
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"/groq": "https://api.groq.com/openai",
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"/xai": "https://api.x.ai",
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"/cohere": "https://api.cohere.ai",
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"/huggingface": "https://api-inference.huggingface.co",
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"/together": "https://api.together.xyz",
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"/novita": "https://api.novita.ai",
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"/portkey": "https://api.portkey.ai",
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"/fireworks": "https://api.fireworks.ai",
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"/openrouter": "https://openrouter.ai/api",
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"/cerebras": "https://api.cerebras.ai",
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}
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var deniedHeaders = []string{"host", "referer", "cf-", "forward", "cdn"}
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func isAllowedHeader(key string) bool {
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for _, deniedHeader := range deniedHeaders {
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if strings.Contains(strings.ToLower(key), deniedHeader) {
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return false
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}
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}
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return true
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}
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func targetURL(pathname string) string {
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split := strings.Index(pathname[1:], "/")
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prefix := pathname[:split+1]
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if base, exists := apiMapping[prefix]; exists {
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return base + pathname[len(prefix):]
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}
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return ""
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}
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func handler(w http.ResponseWriter, r *http.Request) {
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if r.URL.Path == "/" || r.URL.Path == "/index.html" {
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w.Header().Set("Content-Type", "text/html; charset=utf-8")
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w.WriteHeader(http.StatusOK)
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var paths []string
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for k := range apiMapping {
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paths = append(paths, k)
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}
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sort.Strings(paths)
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html := `<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>AI API Proxy</title>
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<style>
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:root {
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--primary-color: #4a90e2;
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--bg-color: #f4f6f9;
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--card-bg: #ffffff;
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--text-color: #333333;
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--text-secondary: #666666;
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--border-color: #eaeaea;
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--success-bg: #d4edda;
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--success-text: #155724;
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--code-bg: #f8f9fa;
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--code-text: #e83e8c;
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--hover-bg: #f8f9fa;
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}
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body {
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font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
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background-color: var(--bg-color);
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color: var(--text-color);
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line-height: 1.6;
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margin: 0;
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padding: 40px 20px;
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}
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.container {
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max-width: 900px;
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margin: 0 auto;
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background: var(--card-bg);
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border-radius: 12px;
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box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
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padding: 40px;
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}
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h1 {
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margin-top: 0;
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margin-bottom: 20px;
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font-size: 28px;
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font-weight: 700;
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color: #2d3748;
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border-bottom: 2px solid var(--border-color);
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padding-bottom: 20px;
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}
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h2 {
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font-size: 20px;
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margin-top: 30px;
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margin-bottom: 15px;
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color: #4a5568;
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}
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.status {
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background-color: var(--success-bg);
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color: var(--success-text);
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padding: 12px 20px;
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border-radius: 8px;
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display: inline-flex;
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align-items: center;
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font-weight: 500;
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margin-bottom: 24px;
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}
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.status-icon {
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margin-right: 8px;
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font-size: 1.2em;
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}
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p {
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color: var(--text-secondary);
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margin-bottom: 24px;
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}
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.table-container {
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border-radius: 8px;
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border: 1px solid var(--border-color);
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overflow: hidden;
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}
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table {
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width: 100%;
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border-collapse: collapse;
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background: white;
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}
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th, td {
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text-align: left;
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padding: 16px;
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border-bottom: 1px solid var(--border-color);
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}
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th {
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background-color: #f7fafc;
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font-weight: 600;
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color: #4a5568;
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text-transform: uppercase;
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font-size: 0.85rem;
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letter-spacing: 0.05em;
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}
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tr:last-child td {
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border-bottom: none;
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}
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tr:hover {
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background-color: var(--hover-bg);
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}
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code {
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background-color: var(--code-bg);
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color: var(--code-text);
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padding: 4px 8px;
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border-radius: 4px;
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font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
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font-size: 0.9em;
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border: 1px solid #e2e8f0;
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}
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.target-url {
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color: var(--text-secondary);
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font-family: monospace;
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font-size: 0.95em;
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}
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.footer {
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margin-top: 40px;
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text-align: center;
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font-size: 0.9em;
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color: #a0aec0;
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}
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@media (max-width: 640px) {
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body { padding: 20px 15px; }
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.container { padding: 25px; }
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th, td { padding: 12px; }
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}
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</style>
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</head>
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<body>
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<div class="container">
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<h1>AI API Proxy Service</h1>
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<p style="margin-top: -15px; margin-bottom: 25px; color: var(--text-secondary);">
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Maintained by <a href="https://zhuzihan.com" target="_blank" style="color: var(--primary-color); text-decoration: none; font-weight: 500;">Simon</a>
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</p>
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<div class="status">
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<span class="status-icon">✅</span>
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Service is active and running
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</div>
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<p>This service routes requests to various AI provider APIs through a unified interface.</p>
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<h2>Available Endpoints</h2>
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<div class="table-container">
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<table>
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<thead>
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<tr>
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<th width="30%">Path Prefix</th>
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<th>Target Service URL</th>
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</tr>
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</thead>
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<tbody>`
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for _, path := range paths {
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target := apiMapping[path]
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html += fmt.Sprintf("<tr><td><code>%s</code></td><td><span class=\"target-url\">%s</span></td></tr>", path, target)
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}
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html += `</tbody></table></div>
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<div class="footer">
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AI API Proxy © 2024
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<br>
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Maintainer: <a href="https://zhuzihan.com" target="_blank" style="color: inherit; text-decoration: none; border-bottom: 1px dashed currentColor;">Simon</a>
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</div>
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</div>
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</body>
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</html>`
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fmt.Fprint(w, html)
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return
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}
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if r.URL.Path == "/robots.txt" {
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w.Header().Set("Content-Type", "text/plain")
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w.WriteHeader(http.StatusOK)
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fmt.Fprint(w, "User-agent: *\nDisallow: /")
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return
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}
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query := r.URL.RawQuery
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if query != "" {
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query = "?" + query
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}
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targetURL := targetURL(r.URL.Path + query)
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if targetURL == "" {
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http.Error(w, "Not Found", http.StatusNotFound)
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return
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}
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// Create new request
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client := &http.Client{}
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proxyReq, err := http.NewRequest(r.Method, targetURL, r.Body)
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if err != nil {
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http.Error(w, "Internal Server Error", http.StatusInternalServerError)
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return
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}
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for key, values := range r.Header {
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if isAllowedHeader(key) {
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for _, value := range values {
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proxyReq.Header.Add(key, value)
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}
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}
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}
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// Make the request
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resp, err := client.Do(proxyReq)
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if err != nil {
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log.Printf("Failed to fetch: %v", err)
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http.Error(w, "Internal Server Error", http.StatusInternalServerError)
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return
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}
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defer resp.Body.Close()
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// Copy response headers
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for key, values := range resp.Header {
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for _, value := range values {
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w.Header().Add(key, value)
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}
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}
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// Set security headers
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w.Header().Set("X-Content-Type-Options", "nosniff")
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w.Header().Set("X-Frame-Options", "DENY")
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w.Header().Set("Referrer-Policy", "no-referrer")
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// Set status code
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w.WriteHeader(resp.StatusCode)
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// Copy response body
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_, err = io.Copy(w, resp.Body)
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if err != nil {
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log.Printf("Error copying response: %v", err)
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}
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}
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func main() {
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port := "7890"
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if len(os.Args) > 1 {
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port = os.Args[1]
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}
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http.HandleFunc("/", handler)
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log.Printf("Starting server on :" + port)
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if err := http.ListenAndServe(":"+port, nil); err != nil {
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log.Fatal(err)
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}
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}
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