mirror of
https://github.com/GlueOps/autoglue.git
synced 2026-02-13 04:40:05 +01:00
64 lines
2.3 KiB
Go
64 lines
2.3 KiB
Go
package api
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import (
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"net/http"
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"strings"
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"github.com/glueops/autoglue/internal/config"
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)
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func SecurityHeaders(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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// HSTS (enable only over TLS/behind HTTPS)
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// HSTS only when not in dev and over TLS/behind a proxy that terminates TLS
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if !config.IsDev() {
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w.Header().Set("Strict-Transport-Security", "max-age=63072000; includeSubDomains; preload")
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}
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w.Header().Set("X-Frame-Options", "DENY")
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w.Header().Set("X-Content-Type-Options", "nosniff")
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w.Header().Set("Referrer-Policy", "strict-origin-when-cross-origin")
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w.Header().Set("Permissions-Policy", "geolocation=(), camera=(), microphone=(), interest-cohort=()")
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if config.IsDev() {
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// --- Relaxed CSP for Vite dev server & Google Fonts ---
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// Allows inline/eval for React Refresh preamble, HMR websocket, and fonts.
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// Tighten these as you move to prod or self-host fonts.
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w.Header().Set("Content-Security-Policy", strings.Join([]string{
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"default-src 'self'",
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"base-uri 'self'",
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"form-action 'self'",
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// Vite dev & inline preamble/eval:
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"script-src 'self' 'unsafe-inline' 'unsafe-eval' http://localhost:5173",
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// allow dev style + Google Fonts
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"style-src 'self' 'unsafe-inline' http://localhost:5173 https://fonts.googleapis.com",
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"img-src 'self' data: blob:",
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// Google font files
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"font-src 'self' data: https://fonts.gstatic.com",
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// HMR connections
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"connect-src 'self' http://localhost:5173 ws://localhost:5173 ws://localhost:8080",
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"frame-ancestors 'none'",
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}, "; "))
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} else {
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// --- Strict CSP for production ---
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// If you keep using Google Fonts in prod, add:
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// style-src ... https://fonts.googleapis.com
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// font-src ... https://fonts.gstatic.com
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// Recommended: self-host fonts in prod and keep these tight.
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w.Header().Set("Content-Security-Policy", strings.Join([]string{
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"default-src 'self'",
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"base-uri 'self'",
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"form-action 'self'",
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"script-src 'self' 'unsafe-inline'",
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"style-src 'self' 'unsafe-inline' https://fonts.googleapis.com",
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"img-src 'self' data: blob:",
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"font-src 'self' data: https://fonts.gstatic.com",
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"connect-src 'self'",
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"frame-ancestors 'none'",
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}, "; "))
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}
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next.ServeHTTP(w, r)
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})
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}
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