Tim Bendt
780ff3a02c
- Dynamic miller column sizing with flexbox layout - Root column (160px), middle slices (48px), active column (flex) - Auto-scroll browser to rightmost column on navigation - Offline indicator UI and IndexedDB cache integration - /api/documents endpoint for client-side document caching - Breadcrumb navigation in document content area - FTS5 search with SQLite virtual table - Client-side Mermaid and KaTeX rendering via CDN - Deep sample content (advanced-topics/raft-deep-dive) - Border removal (only search button keeps radius) - Full viewport layout with proper borders between sidebar/content
69 lines
2.1 KiB
Go
69 lines
2.1 KiB
Go
package httpserver
|
|
|
|
import (
|
|
"bufio"
|
|
"fmt"
|
|
"net"
|
|
"net/http"
|
|
"time"
|
|
|
|
"github.com/go-chi/chi/v5/middleware"
|
|
)
|
|
|
|
func (s *Server) timeoutExceptWebSocket(timeout time.Duration) func(http.Handler) http.Handler {
|
|
timeoutMiddleware := middleware.Timeout(timeout)
|
|
return func(next http.Handler) http.Handler {
|
|
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
|
if r.URL.Path == "/ws" {
|
|
next.ServeHTTP(w, r)
|
|
return
|
|
}
|
|
timeoutMiddleware(next).ServeHTTP(w, r)
|
|
})
|
|
}
|
|
}
|
|
|
|
func (s *Server) requestLogger(next http.Handler) http.Handler {
|
|
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
|
ww := &statusWriter{ResponseWriter: w, status: http.StatusOK}
|
|
start := time.Now()
|
|
next.ServeHTTP(ww, r)
|
|
s.logger.Info("http request",
|
|
"method", r.Method,
|
|
"path", r.URL.Path,
|
|
"status", ww.status,
|
|
"duration", time.Since(start).String(),
|
|
)
|
|
})
|
|
}
|
|
|
|
func (s *Server) securityHeaders(next http.Handler) http.Handler {
|
|
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
|
w.Header().Set("Content-Security-Policy", "default-src 'self'; base-uri 'self'; frame-ancestors 'none'; img-src 'self' data:; style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net; script-src 'self' https://cdn.jsdelivr.net; font-src 'self' https://cdn.jsdelivr.net; connect-src 'self' ws: wss:; object-src 'none'")
|
|
w.Header().Set("Referrer-Policy", "strict-origin-when-cross-origin")
|
|
w.Header().Set("X-Content-Type-Options", "nosniff")
|
|
w.Header().Set("X-Frame-Options", "DENY")
|
|
w.Header().Set("Cross-Origin-Opener-Policy", "same-origin")
|
|
w.Header().Set("Cross-Origin-Resource-Policy", "same-origin")
|
|
next.ServeHTTP(w, r)
|
|
})
|
|
}
|
|
|
|
type statusWriter struct {
|
|
http.ResponseWriter
|
|
status int
|
|
}
|
|
|
|
func (w *statusWriter) WriteHeader(status int) {
|
|
w.status = status
|
|
w.ResponseWriter.WriteHeader(status)
|
|
}
|
|
|
|
func (w *statusWriter) Hijack() (net.Conn, *bufio.ReadWriter, error) {
|
|
hijacker, ok := w.ResponseWriter.(http.Hijacker)
|
|
if !ok {
|
|
return nil, nil, fmt.Errorf("response writer does not support hijacking")
|
|
}
|
|
return hijacker.Hijack()
|
|
}
|