Build verified Linux release packages

tools/build-linux-x64.sh

@@ -0,0 +1,63 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+script_dir="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)"
+repo_root="$(cd -- "$script_dir/.." && pwd)"
+project_root="$repo_root/godot"
+export_directory="$repo_root/build/export/linux-x64"
+expected_export_directory="$repo_root/build/export/linux-x64"
+package_directory="$repo_root/build/package"
+toolchain_root="$repo_root/build/toolchains/godot-4.7-stable-mono-linux-x64"
+xdg_data_home="$toolchain_root/xdg-data"
+
+for command in python3 dotnet cc readelf ldd curl sha256sum tar; do
+    command -v "$command" >/dev/null 2>&1 || {
+        echo "required command was not found: $command" >&2
+        exit 1
+    }
+done
+
+python3 -X utf8 "$script_dir/opcodes_build.py" --build
+godot_console="$("$script_dir/bootstrap-godot-linux-x64.sh")"
+ffmpeg_sdk="$("$repo_root/native/age_movie_ffmpeg/bootstrap-linux-x64.sh")"
+"$repo_root/native/age_movie_ffmpeg/build-linux-x64.sh" "$ffmpeg_sdk"
+
+if [[ "$export_directory" != "$expected_export_directory" || "$export_directory" == "/" ]]; then
+    echo "refusing to replace unexpected export directory: $export_directory" >&2
+    exit 1
+fi
+rm -rf -- "$export_directory"
+mkdir -p -- "$export_directory"
+
+XDG_DATA_HOME="$xdg_data_home" "$godot_console" \
+    --headless --quit-after 120 --path "$project_root" \
+    --export-release "Linux x86_64" "$export_directory/Himegari.x86_64"
+
+python3 -X utf8 "$script_dir/package_linux_x64.py" verify "$export_directory"
+mapfile -t package_outputs < <(
+    python3 -X utf8 "$script_dir/package_linux_x64.py" package "$export_directory" \
+        --output-directory "$package_directory"
+)
+if [[ ${#package_outputs[@]} -ne 2 ]]; then
+    echo "packager returned an unexpected result" >&2
+    exit 1
+fi
+package_root="${package_outputs[0]}"
+archive_path="${package_outputs[1]}"
+smoke_log="$package_directory/package-smoke.log"
+set +e
+"$package_root/Himegari.x86_64" --headless -- --package-smoke >"$smoke_log" 2>&1
+smoke_status=$?
+set -e
+cat "$smoke_log"
+if [[ $smoke_status -ne 0 ]]; then
+    echo "packaged Linux runtime smoke failed with exit code $smoke_status" >&2
+    exit "$smoke_status"
+fi
+if ! grep -Fq "PACKAGE SMOKE OK: opcodes=548 ffmpeg-abi=3" "$smoke_log"; then
+    echo "packaged Linux runtime did not report its success marker" >&2
+    exit 1
+fi
+
+archive_hash="$(sha256sum "$archive_path" | awk '{ print $1 }')"
+printf 'Linux x64 package: %s\nSHA-256: %s\n' "$archive_path" "$archive_hash"