addEventListener("fetch", event => { event.respondWith(fetchAndReplace(event.request))
})
async function fetchAndReplace(request) {
let modifiedHeaders = new Headers()
modifiedHeaders.set('Content-Type', 'text/html')
modifiedHeaders.append('Pragma', 'no-cache')
// Manage your whitelisted IP addresses here
const white_list = [""];
//Return maint page if you're not calling from a trusted IP
console.log(white_list.indexOf(request.headers.get("cf-connecting-ip")));
if (white_list.indexOf(request.headers.get("cf-connecting-ip")) <0)
{
// Return modified response.
return new Response(maintPage, {
headers: modifiedHeaders
})
}
else //Allow users from trusted into site
{
//Fire all other requests directly to our WebServers
return fetch(request)
}
}
let maintPage = `
404 Page Not Found