duplicati/Duplicati/CommandLine/ServerUtil/Commands/Health.cs

// Copyright (C) 2025, The Duplicati Team
// https://duplicati.com, hello@duplicati.com
// 
// Permission is hereby granted, free of charge, to any person obtaining a 
// copy of this software and associated documentation files (the "Software"), 
// to deal in the Software without restriction, including without limitation 
// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
// and/or sell copies of the Software, and to permit persons to whom the 
// Software is furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in 
// all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
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using System.CommandLine;
using System.CommandLine.NamingConventionBinder;

namespace Duplicati.CommandLine.ServerUtil.Commands;

public static class Health
{
    public static Command Create() =>
        new Command("health", "Checks the server health endpoint")
        .WithHandler(CommandHandler.Create<Settings>(async (settings) =>
        {
            using var client = new HttpClient(new HttpClientHandler()
            {
                ServerCertificateCustomValidationCallback = settings.Insecure
                       ? HttpClientHandler.DangerousAcceptAnyServerCertificateValidator
                       : null
            })
            {
                BaseAddress = settings.HostUrl,
                Timeout = TimeSpan.FromSeconds(10)
            };

            try
            {
                var response = await client.GetAsync("health");
                response.EnsureSuccessStatusCode();

                Console.WriteLine("Server is healthy");
                return 0;
            }
            catch (HttpRequestException)
            {
                Console.WriteLine("Server is unhealthy");
                return 1;
            }
        })
    );
}