Matt Sijbers
a1331212cb
Self-hosted Minecraft modpack distribution + administration system.
- launcher/ Avalonia 12 desktop client; single-file win-x64 publish.
Microsoft auth via XboxAuthNet, manifest+SHA-1 mod sync,
portable install path, sidecar settings.
- server/ brass-sigil-server daemon (.NET 8, linux-x64). Wraps the
MC subprocess, embedded Kestrel admin panel with cookie
auth + rate limiting, RCON bridge, scheduled backups,
BlueMap CLI integration with player markers + skin proxy,
friend-side whitelist request flow, world wipe with seed
selection (keep current / random / custom).
- pack/ pack.lock.json (Modrinth + manual CurseForge entries),
data-only tweak source under tweaks/, build outputs in
overrides/ (gitignored).
- scripts/ Build-Pack / Build-Tweaks / Update-Pack / Check-Updates
plus Deploy-Brass.ps1 unified one-shot deploy with
version-bump pre-flight and daemon-state detection.
68 lines
2.5 KiB
C#
68 lines
2.5 KiB
C#
using System;
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using System.IO;
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using System.Runtime.InteropServices;
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namespace ModpackLauncher.Services;
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public static class SystemInfo
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{
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private const long DefaultFallbackKB = 8L * 1024 * 1024; // assume 8 GB if detection fails
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[DllImport("kernel32.dll", SetLastError = true)]
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[return: MarshalAs(UnmanagedType.Bool)]
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private static extern bool GetPhysicallyInstalledSystemMemory(out long memoryInKilobytes);
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/// <summary>Total physically installed system RAM in megabytes.</summary>
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public static int TotalPhysicalMemoryMB
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{
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get
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{
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try
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{
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if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
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{
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if (GetPhysicallyInstalledSystemMemory(out var kb))
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return (int)(kb / 1024);
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}
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else if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
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{
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// Read MemTotal from /proc/meminfo
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foreach (var line in File.ReadAllLines("/proc/meminfo"))
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{
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if (line.StartsWith("MemTotal:", StringComparison.Ordinal))
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{
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var parts = line.Split(' ', StringSplitOptions.RemoveEmptyEntries);
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if (parts.Length >= 2 && long.TryParse(parts[1], out var memKb))
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return (int)(memKb / 1024);
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}
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}
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}
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else if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
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{
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// GC heap-size hint; not perfect but a reasonable fallback for macOS.
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var gcInfo = GC.GetGCMemoryInfo();
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if (gcInfo.TotalAvailableMemoryBytes > 0)
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return (int)(gcInfo.TotalAvailableMemoryBytes / (1024 * 1024));
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}
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}
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catch
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{
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// Fall through to default
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}
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return (int)(DefaultFallbackKB / 1024);
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}
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}
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/// <summary>Recommended max user-allocatable RAM (leaves headroom for OS + other apps).</summary>
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public static int SafeMaxAllocationMB
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{
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get
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{
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var total = TotalPhysicalMemoryMB;
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// Leave at least 4 GB for OS + browser + Discord + everything else.
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var headroom = total >= 32 * 1024 ? 6 * 1024 : 4 * 1024;
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return Math.Max(2048, total - headroom);
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}
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}
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}
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