21 lines
531 B
Go
21 lines
531 B
Go
package middleware
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import "net/http"
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const cspHeader = "default-src 'self'; " +
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"script-src 'self'; " +
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"style-src 'self' 'unsafe-inline'; " +
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"img-src 'self' https: data:; " +
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"connect-src 'self' wss:; " +
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"frame-ancestors 'none'; " +
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"object-src 'none'; " +
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"base-uri 'self'; " +
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"form-action 'self'"
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func ContentSecurityPolicy(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Content-Security-Policy", cspHeader)
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next.ServeHTTP(w, r)
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})
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}
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