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Merge pull request #4247 from crobibero/update-plugin

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Update all on-disk plugins
This commit is contained in:
Claus Vium 2020-11-08 18:00:49 +01:00 committed by GitHub
commit 3900976be5
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 157 additions and 60 deletions
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84
Emby.Server.Implementations/ApplicationHost.cs
View File

@ -4,7 +4,6 @@ using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Diagnostics;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Net;
@ -30,7 +29,6 @@ using Emby.Server.Implementations.Cryptography;
using Emby.Server.Implementations.Data;
using Emby.Server.Implementations.Devices;
using Emby.Server.Implementations.Dto;
using Emby.Server.Implementations.HttpServer;
using Emby.Server.Implementations.HttpServer.Security;
using Emby.Server.Implementations.IO;
using Emby.Server.Implementations.Library;
@ -993,62 +991,36 @@ namespace Emby.Server.Implementations
protected abstract void RestartInternal();
/// <summary>
/// Comparison function used in <see cref="GetPlugins" />.
/// </summary>
/// <param name="a">Item to compare.</param>
/// <param name="b">Item to compare with.</param>
/// <returns>Boolean result of the operation.</returns>
private static int VersionCompare(
(Version PluginVersion, string Name, string Path) a,
(Version PluginVersion, string Name, string Path) b)
/// <inheritdoc/>
public IEnumerable<LocalPlugin> GetLocalPlugins(string path, bool cleanup = true)
{
int compare = string.Compare(a.Name, b.Name, true, CultureInfo.InvariantCulture);
if (compare == 0)
{
return a.PluginVersion.CompareTo(b.PluginVersion);
}
return compare;
}
/// <summary>
/// Returns a list of plugins to install.
/// </summary>
/// <param name="path">Path to check.</param>
/// <param name="cleanup">True if an attempt should be made to delete old plugs.</param>
/// <returns>Enumerable list of dlls to load.</returns>
private IEnumerable<string> GetPlugins(string path, bool cleanup = true)
{
var dllList = new List<string>();
var versions = new List<(Version PluginVersion, string Name, string Path)>();
var minimumVersion = new Version(0, 0, 0, 1);
var versions = new List<LocalPlugin>();
var directories = Directory.EnumerateDirectories(path, "*.*", SearchOption.TopDirectoryOnly);
string metafile;
foreach (var dir in directories)
{
try
{
metafile = Path.Combine(dir, "meta.json");
var metafile = Path.Combine(dir, "meta.json");
if (File.Exists(metafile))
{
var manifest = _jsonSerializer.DeserializeFromFile<PluginManifest>(metafile);
if (!Version.TryParse(manifest.TargetAbi, out var targetAbi))
{
targetAbi = new Version(0, 0, 0, 1);
targetAbi = minimumVersion;
}
if (!Version.TryParse(manifest.Version, out var version))
{
version = new Version(0, 0, 0, 1);
version = minimumVersion;
}
if (ApplicationVersion >= targetAbi)
{
// Only load Plugins if the plugin is built for this version or below.
versions.Add((version, manifest.Name, dir));
versions.Add(new LocalPlugin(manifest.Guid, manifest.Name, version, dir));
}
}
else
@ -1057,15 +1029,15 @@ namespace Emby.Server.Implementations
metafile = dir.Split(new[] { Path.DirectorySeparatorChar }, StringSplitOptions.RemoveEmptyEntries)[^1];
int versionIndex = dir.LastIndexOf('_');
if (versionIndex != -1 && Version.TryParse(dir.Substring(versionIndex + 1), out Version ver))
if (versionIndex != -1 && Version.TryParse(dir.Substring(versionIndex + 1), out Version parsedVersion))
{
// Versioned folder.
versions.Add((ver, metafile, dir));
versions.Add(new LocalPlugin(Guid.Empty, metafile, parsedVersion, dir));
}
else
{
// Un-versioned folder - Add it under the path name and version 0.0.0.1.
versions.Add((new Version(0, 0, 0, 1), metafile, dir));
versions.Add(new LocalPlugin(Guid.Empty, metafile, minimumVersion, dir));
}
}
}
@ -1076,14 +1048,14 @@ namespace Emby.Server.Implementations
}
string lastName = string.Empty;
versions.Sort(VersionCompare);
versions.Sort(LocalPlugin.Compare);
// Traverse backwards through the list.
// The first item will be the latest version.
for (int x = versions.Count - 1; x >= 0; x--)
{
if (!string.Equals(lastName, versions[x].Name, StringComparison.OrdinalIgnoreCase))
{
dllList.AddRange(Directory.EnumerateFiles(versions[x].Path, "*.dll", SearchOption.AllDirectories));
versions[x].DllFiles.AddRange(Directory.EnumerateFiles(versions[x].Path, "*.dll", SearchOption.AllDirectories));
lastName = versions[x].Name;
continue;
}
@ -1091,6 +1063,7 @@ namespace Emby.Server.Implementations
if (!string.IsNullOrEmpty(lastName) && cleanup)
{
// Attempt a cleanup of old folders.
versions.RemoveAt(x);
try
{
Logger.LogDebug("Deleting {Path}", versions[x].Path);
@ -1103,7 +1076,7 @@ namespace Emby.Server.Implementations
}
}
return dllList;
return versions;
}
/// <summary>
@ -1114,21 +1087,24 @@ namespace Emby.Server.Implementations
{
if (Directory.Exists(ApplicationPaths.PluginsPath))
{
foreach (var file in GetPlugins(ApplicationPaths.PluginsPath))
foreach (var plugin in GetLocalPlugins(ApplicationPaths.PluginsPath))
{
Assembly plugAss;
try
foreach (var file in plugin.DllFiles)
{
plugAss = Assembly.LoadFrom(file);
}
catch (FileLoadException ex)
{
Logger.LogError(ex, "Failed to load assembly {Path}", file);
continue;
}
Assembly plugAss;
try
{
plugAss = Assembly.LoadFrom(file);
}
catch (FileLoadException ex)
{
Logger.LogError(ex, "Failed to load assembly {Path}", file);
continue;
}
Logger.LogInformation("Loaded assembly {Assembly} from {Path}", plugAss.FullName, file);
yield return plugAss;
Logger.LogInformation("Loaded assembly {Assembly} from {Path}", plugAss.FullName, file);
yield return plugAss;
}
}
}

10
Emby.Server.Implementations/Updates/InstallationManager.cs
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@ -16,7 +16,7 @@ using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Net;
using MediaBrowser.Common.Plugins;
using MediaBrowser.Common.Updates;
using MediaBrowser.Common.System;
using MediaBrowser.Controller;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Events;
using MediaBrowser.Controller.Events.Updates;
@ -25,7 +25,6 @@ using MediaBrowser.Model.Net;
using MediaBrowser.Model.Serialization;
using MediaBrowser.Model.Updates;
using Microsoft.Extensions.Logging;
using MediaBrowser.Model.System;
namespace Emby.Server.Implementations.Updates
{
@ -49,7 +48,7 @@ namespace Emby.Server.Implementations.Updates
/// Gets the application host.
/// </summary>
/// <value>The application host.</value>
private readonly IApplicationHost _applicationHost;
private readonly IServerApplicationHost _applicationHost;
private readonly IZipClient _zipClient;
@ -67,7 +66,7 @@ namespace Emby.Server.Implementations.Updates
public InstallationManager(
ILogger<InstallationManager> logger,
IApplicationHost appHost,
IServerApplicationHost appHost,
IApplicationPaths appPaths,
IEventManager eventManager,
IHttpClientFactory httpClientFactory,
@ -217,7 +216,8 @@ namespace Emby.Server.Implementations.Updates
private IEnumerable<InstallationInfo> GetAvailablePluginUpdates(IReadOnlyList<PackageInfo> pluginCatalog)
{
foreach (var plugin in _applicationHost.Plugins)
var plugins = _applicationHost.GetLocalPlugins(_appPaths.PluginsPath);
foreach (var plugin in plugins)
{
var compatibleVersions = GetCompatibleVersions(pluginCatalog, plugin.Name, plugin.Id, minVersion: plugin.Version);
var version = compatibleVersions.FirstOrDefault(y => y.Version > plugin.Version);

113
MediaBrowser.Common/Plugins/LocalPlugin.cs Normal file
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@ -0,0 +1,113 @@
using System;
using System.Collections.Generic;
using System.Globalization;
namespace MediaBrowser.Common.Plugins
{
/// <summary>
/// Local plugin struct.
/// </summary>
public class LocalPlugin : IEquatable<LocalPlugin>
{
/// <summary>
/// Initializes a new instance of the <see cref="LocalPlugin"/> class.
/// </summary>
/// <param name="id">The plugin id.</param>
/// <param name="name">The plugin name.</param>
/// <param name="version">The plugin version.</param>
/// <param name="path">The plugin path.</param>
public LocalPlugin(Guid id, string name, Version version, string path)
{
Id = id;
Name = name;
Version = version;
Path = path;
DllFiles = new List<string>();
}
/// <summary>
/// Gets the plugin id.
/// </summary>
public Guid Id { get; }
/// <summary>
/// Gets the plugin name.
/// </summary>
public string Name { get; }
/// <summary>
/// Gets the plugin version.
/// </summary>
public Version Version { get; }
/// <summary>
/// Gets the plugin path.
/// </summary>
public string Path { get; }
/// <summary>
/// Gets the list of dll files for this plugin.
/// </summary>
public List<string> DllFiles { get; }
/// <summary>
/// == operator.
/// </summary>
/// <param name="left">Left item.</param>
/// <param name="right">Right item.</param>
/// <returns>Comparison result.</returns>
public static bool operator ==(LocalPlugin left, LocalPlugin right)
{
return left.Equals(right);
}
/// <summary>
/// != operator.
/// </summary>
/// <param name="left">Left item.</param>
/// <param name="right">Right item.</param>
/// <returns>Comparison result.</returns>
public static bool operator !=(LocalPlugin left, LocalPlugin right)
{
return !left.Equals(right);
}
/// <summary>
/// Compare two <see cref="LocalPlugin"/>.
/// </summary>
/// <param name="a">The first item.</param>
/// <param name="b">The second item.</param>
/// <returns>Comparison result.</returns>
public static int Compare(LocalPlugin a, LocalPlugin b)
{
var compare = string.Compare(a.Name, b.Name, true, CultureInfo.InvariantCulture);
// Id is not equal but name is.
if (a.Id != b.Id && compare == 0)
{
compare = a.Id.CompareTo(b.Id);
}
return compare == 0 ? a.Version.CompareTo(b.Version) : compare;
}
/// <inheritdoc />
public override bool Equals(object obj)
{
return obj is LocalPlugin other && this.Equals(other);
}
/// <inheritdoc />
public override int GetHashCode()
{
return Name.GetHashCode(StringComparison.OrdinalIgnoreCase);
}
/// <inheritdoc />
public bool Equals(LocalPlugin other)
{
return Name.Equals(other.Name, StringComparison.OrdinalIgnoreCase)
&& Id.Equals(other.Id);
}
}
}

10
MediaBrowser.Controller/IServerApplicationHost.cs
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@ -6,8 +6,8 @@ using System.Net;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Common;
using MediaBrowser.Common.Plugins;
using MediaBrowser.Model.System;
using Microsoft.AspNetCore.Http;
namespace MediaBrowser.Controller
{
@ -120,5 +120,13 @@ namespace MediaBrowser.Controller
string ExpandVirtualPath(string path);
string ReverseVirtualPath(string path);
/// <summary>
/// Gets the list of local plugins.
/// </summary>
/// <param name="path">Plugin base directory.</param>
/// <param name="cleanup">Cleanup old plugins.</param>
/// <returns>Enumerable of local plugins.</returns>
IEnumerable<LocalPlugin> GetLocalPlugins(string path, bool cleanup = true);
}
}