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optimize performance when running on WebAssembly by caching assembly payload that needs to be served to new clients

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This commit is contained in:
Shaun Walker 2020-11-04 08:10:21 -05:00
parent b4b73b7e5a
commit 700b6e2d68
1 changed files with 23 additions and 17 deletions
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38
Oqtane.Server/Controllers/InstallationController.cs
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@ -11,6 +11,7 @@ using Oqtane.Models;
using Oqtane.Modules;
using Oqtane.Shared;
using Oqtane.Themes;
using Microsoft.Extensions.Caching.Memory;
namespace Oqtane.Controllers
{
@ -21,13 +22,15 @@ namespace Oqtane.Controllers
private readonly IInstallationManager _installationManager;
private readonly IDatabaseManager _databaseManager;
private readonly ILocalizationManager _localizationManager;
private readonly IMemoryCache _cache;
public InstallationController(IConfigurationRoot config, IInstallationManager installationManager, IDatabaseManager databaseManager, ILocalizationManager localizationManager)
public InstallationController(IConfigurationRoot config, IInstallationManager installationManager, IDatabaseManager databaseManager, ILocalizationManager localizationManager, IMemoryCache cache)
{
_config = config;
_installationManager = installationManager;
_databaseManager = databaseManager;
_localizationManager = localizationManager;
_cache = cache;
}
// POST api/<controller>
@ -70,6 +73,19 @@ namespace Oqtane.Controllers
public IActionResult Load()
{
if (_config.GetSection("Runtime").Value == "WebAssembly")
{
return File(GetAssemblies(), System.Net.Mime.MediaTypeNames.Application.Octet, "oqtane.zip");
}
else
{
HttpContext.Response.StatusCode = 401;
return null;
}
}
private byte[] GetAssemblies()
{
return _cache.GetOrCreate("assemblies", entry =>
{
// get list of assemblies which should be downloaded to client
var assemblies = AppDomain.CurrentDomain.GetOqtaneClientAssemblies();
@ -120,42 +136,32 @@ namespace Oqtane.Controllers
}
// create zip file containing assemblies and debug symbols
byte[] zipfile;
using (var memoryStream = new MemoryStream())
{
using (var archive = new ZipArchive(memoryStream, ZipArchiveMode.Create, true))
{
ZipArchiveEntry entry;
foreach (string file in list)
{
entry = archive.CreateEntry(file + ".dll");
using (var filestream = new FileStream(Path.Combine(binFolder, file + ".dll"), FileMode.Open, FileAccess.Read))
using (var entrystream = entry.Open())
using (var entrystream = archive.CreateEntry(file + ".dll").Open())
{
filestream.CopyTo(entrystream);
}
// include debug symbols ( we may want to consider restricting this to only host users or when running in debug mode for performance )
// include debug symbols
if (System.IO.File.Exists(Path.Combine(binFolder, file + ".pdb")))
{
entry = archive.CreateEntry(file + ".pdb");
using (var filestream = new FileStream(Path.Combine(binFolder, file + ".pdb"), FileMode.Open, FileAccess.Read))
using (var entrystream = entry.Open())
using (var entrystream = archive.CreateEntry(file + ".pdb").Open())
{
filestream.CopyTo(entrystream);
}
}
}
}
zipfile = memoryStream.ToArray();
}
return File(zipfile, System.Net.Mime.MediaTypeNames.Application.Octet, "oqtane.zip");
}
else
{
HttpContext.Response.StatusCode = 401;
return null;
return memoryStream.ToArray();
}
});
}
}
}