Add LAN party modpack, server automation, and client install scripts

Covers the Create + Farmer's Delight modpack list, food roadmap pool, cross-platform client bootstrap (offline account + modpack + auto-join), and the venue-box server setup (lazymc idle sleep/wake, Chunky pregen, file distribution).
2026-10-23 13:58:29 +02:00
parent 24e0a07060
commit a243213b47
7 changed files with 659 additions and 0 deletions
@@ -0,0 +1,101 @@
+#!/usr/bin/env bash
+# LAN party bootstrap: installs Fjord Launcher Unlocked (DRM-free Prism fork),
+# seeds a persistent offline account, drops in the pre-built modpack instance,
+# and launches straight into it on the LAN server.
+#
+# Host this file via: python3 -m http.server 8000
+# Participants run:    curl -fsSL http://<host-ip>:8000/install.sh | bash
+set -euo pipefail
+
+# ---- EDIT ME before hosting ----
+HOST_URL="http://192.168.1.50:8000"     # where THIS script + modpack.zip are served from
+MODPACK_URL="$HOST_URL/modpack.zip"     # exported Prism instance folder, zipped (see HOSTING.md)
+INSTANCE_NAME="LANParty"                # must match the top-level folder name inside modpack.zip
+SERVER_ADDR="192.168.1.50:25565"        # your Minecraft server IP:port
+GH_REPO="unmojang/FjordLauncherUnlocked" # fallback if hero-persson's fork disappears; see note below
+# ---------------------------------
+
+INSTALL_DIR="$HOME/mc-lan-party"
+mkdir -p "$INSTALL_DIR"
+cd "$INSTALL_DIR"
+
+echo "==> Setting up in $INSTALL_DIR"
+
+os="$(uname -s)"
+arch="$(uname -m)"
+
+api_url="https://api.github.com/repos/hero-persson/FjordLauncherUnlocked/releases/latest"
+release_json="$(curl -fsSL "$api_url")"
+
+pick_asset() {
+  # $1 = grep pattern for the asset name
+  echo "$release_json" | grep -oE '"browser_download_url": *"[^"]+"' \
+    | cut -d'"' -f4 | grep -E "$1" | head -n1
+}
+
+LAUNCHER_BIN=""
+
+if [[ "$os" == "Linux" ]]; then
+  if [[ "$arch" == "aarch64" ]]; then
+    url="$(pick_asset 'Linux-aarch64\.AppImage$')"
+  else
+    url="$(pick_asset 'Linux-x86_64\.AppImage$')"
+  fi
+  [[ -n "$url" ]] || { echo "Could not find a Linux AppImage in the latest release." >&2; exit 1; }
+  echo "==> Downloading $url"
+  curl -fsSL -o FjordLauncher.AppImage "$url"
+  chmod +x FjordLauncher.AppImage
+  LAUNCHER_BIN="$INSTALL_DIR/FjordLauncher.AppImage"
+elif [[ "$os" == "Darwin" ]]; then
+  url="$(pick_asset 'macOS-.*\.zip$')"
+  [[ -n "$url" ]] || { echo "Could not find a macOS build in the latest release." >&2; exit 1; }
+  echo "==> Downloading $url"
+  curl -fsSL -o FjordLauncher.zip "$url"
+  unzip -oq FjordLauncher.zip -d app
+  app_path="$(find app -maxdepth 2 -name '*.app' | head -n1)"
+  LAUNCHER_BIN="$app_path/Contents/MacOS/$(ls "$app_path/Contents/MacOS" | head -n1)"
+else
+  echo "Unsupported OS for install.sh: $os. Use install.ps1 on Windows." >&2
+  exit 1
+fi
+
+# ---- offline account: compute Mojang-style offline UUID so playerdata persists across launches ----
+read -rp "Minecraft nickname [${USER:-Player}]: " NICK
+NICK="${NICK:-${USER:-Player}}"
+
+md5hex="$(printf '%s' "OfflinePlayer:$NICK" | md5sum | cut -d' ' -f1)"
+variant_nibble=$(( (16#${md5hex:16:1} & 3) | 8 ))
+variant_hex="$(printf '%x' "$variant_nibble")"
+patched="${md5hex:0:12}3${md5hex:13:3}${variant_hex}${md5hex:17:15}"
+UUID="${patched:0:8}-${patched:8:4}-${patched:12:4}-${patched:16:4}-${patched:20:12}"
+CLIENT_TOKEN="$(printf '%s' "ClientToken:$NICK" | md5sum | cut -d' ' -f1)"
+
+cat > accounts.json <<EOF
+{
+  "accounts": [
+    {
+      "active": true,
+      "type": "Offline",
+      "profile": { "id": "$UUID", "name": "$NICK", "capes": [], "skin": { "id": "", "url": "", "variant": "" } },
+      "entitlement": { "canPlayMinecraft": true, "ownsMinecraft": true },
+      "ygg": { "token": "0", "extra": { "clientToken": "$CLIENT_TOKEN", "userName": "$NICK" }, "iat": $(date +%s) }
+    }
+  ],
+  "formatVersion": 3
+}
+EOF
+echo "==> Offline account '$NICK' ready (UUID $UUID)"
+
+# ---- modpack instance ----
+mkdir -p instances
+if [[ ! -d "instances/$INSTANCE_NAME" ]]; then
+  echo "==> Downloading modpack from $MODPACK_URL"
+  curl -fsSL -o modpack.zip "$MODPACK_URL"
+  unzip -oq modpack.zip -d instances
+  echo "==> Modpack installed to instances/$INSTANCE_NAME"
+else
+  echo "==> Instance already present, skipping download"
+fi
+
+echo "==> Launching into $INSTANCE_NAME as $NICK, joining $SERVER_ADDR"
+"$LAUNCHER_BIN" --dir "$INSTALL_DIR" --launch "$INSTANCE_NAME" --profile "$NICK" --server "$SERVER_ADDR"