Vapor 3 Logging Middleware example

LogMiddleware.swift

import Foundation
import Vapor

/// Logs all requests that pass through it.
final class LogMiddleware: Middleware, Service {

    let log: Logger

    /// Creates a new `LogMiddleware`.
    init(log: Logger) { self.log = log }

    /// See `Middleware.respond(to:)`
    func respond(to request: Request, chainingTo next: Responder) throws -> Future<Response> {
        log.verbose("[\(Date())] \(request.http.method) \(request.http.url.path)")
        return try next.respond(to: request)
    }

}