1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
|
using System;
using System.IO;
using System.Linq;
using System.Net;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Net;
using MediaBrowser.Controller;
using MediaBrowser.Model.System;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Diagnostics.HealthChecks;
using Microsoft.Extensions.Hosting;
namespace Jellyfin.Server.ServerSetupApp;
/// <summary>
/// Creates a fake application pipeline that will only exist for as long as the main app is not started.
/// </summary>
public sealed class SetupServer : IDisposable
{
private IHost? _startupServer;
private bool _disposed;
/// <summary>
/// Starts the Bind-All Setup aspcore server to provide a reflection on the current core setup.
/// </summary>
/// <param name="networkManagerFactory">The networkmanager.</param>
/// <param name="applicationPaths">The application paths.</param>
/// <param name="serverApplicationHost">The servers application host.</param>
/// <returns>A Task.</returns>
public async Task RunAsync(
Func<INetworkManager?> networkManagerFactory,
IApplicationPaths applicationPaths,
Func<IServerApplicationHost?> serverApplicationHost)
{
ThrowIfDisposed();
_startupServer = Host.CreateDefaultBuilder()
.UseConsoleLifetime()
.ConfigureServices(serv =>
{
serv.AddHealthChecks()
.AddCheck<SetupHealthcheck>("StartupCheck");
})
.ConfigureWebHostDefaults(webHostBuilder =>
{
webHostBuilder
.UseKestrel()
.Configure(app =>
{
app.UseHealthChecks("/health");
app.Map("/startup/logger", loggerRoute =>
{
loggerRoute.Run(async context =>
{
var networkManager = networkManagerFactory();
if (context.Connection.RemoteIpAddress is null || networkManager is null || !networkManager.IsInLocalNetwork(context.Connection.RemoteIpAddress))
{
context.Response.StatusCode = (int)HttpStatusCode.Unauthorized;
return;
}
var logFilePath = new DirectoryInfo(applicationPaths.LogDirectoryPath)
.EnumerateFiles()
.OrderBy(f => f.CreationTimeUtc)
.FirstOrDefault()
?.FullName;
if (logFilePath is not null)
{
await context.Response.SendFileAsync(logFilePath, CancellationToken.None).ConfigureAwait(false);
}
});
});
app.Map("/System/Info/Public", systemRoute =>
{
systemRoute.Run(async context =>
{
var jfApplicationHost = serverApplicationHost();
var retryCounter = 0;
while (jfApplicationHost is null && retryCounter < 5)
{
await Task.Delay(500).ConfigureAwait(false);
jfApplicationHost = serverApplicationHost();
retryCounter++;
}
if (jfApplicationHost is null)
{
context.Response.StatusCode = (int)HttpStatusCode.ServiceUnavailable;
context.Response.Headers.RetryAfter = new Microsoft.Extensions.Primitives.StringValues("60");
return;
}
var sysInfo = new PublicSystemInfo
{
Version = jfApplicationHost.ApplicationVersionString,
ProductName = jfApplicationHost.Name,
Id = jfApplicationHost.SystemId,
ServerName = jfApplicationHost.FriendlyName,
LocalAddress = jfApplicationHost.GetSmartApiUrl(context.Request),
StartupWizardCompleted = false
};
await context.Response.WriteAsJsonAsync(sysInfo).ConfigureAwait(false);
});
});
app.Run((context) =>
{
context.Response.StatusCode = (int)HttpStatusCode.ServiceUnavailable;
context.Response.Headers.RetryAfter = new Microsoft.Extensions.Primitives.StringValues("60");
context.Response.WriteAsync("<p>Jellyfin Server still starting. Please wait.</p>");
var networkManager = networkManagerFactory();
if (networkManager is not null && context.Connection.RemoteIpAddress is not null && networkManager.IsInLocalNetwork(context.Connection.RemoteIpAddress))
{
context.Response.WriteAsync("<p>You can download the current logfiles <a href='/startup/logger'>here</a>.</p>");
}
return Task.CompletedTask;
});
});
})
.Build();
await _startupServer.StartAsync().ConfigureAwait(false);
}
/// <summary>
/// Stops the Setup server.
/// </summary>
/// <returns>A task. Duh.</returns>
public async Task StopAsync()
{
ThrowIfDisposed();
if (_startupServer is null)
{
throw new InvalidOperationException("Tried to stop a non existing startup server");
}
await _startupServer.StopAsync().ConfigureAwait(false);
}
/// <inheritdoc/>
public void Dispose()
{
if (_disposed)
{
return;
}
_disposed = true;
_startupServer?.Dispose();
}
private void ThrowIfDisposed()
{
ObjectDisposedException.ThrowIf(_disposed, this);
}
private class SetupHealthcheck : IHealthCheck
{
public Task<HealthCheckResult> CheckHealthAsync(HealthCheckContext context, CancellationToken cancellationToken = default)
{
return Task.FromResult(HealthCheckResult.Degraded("Server is still starting up."));
}
}
}
|
