Add Blacksmith Switch build and release CI

.github/actionlint.yaml

@@ -0,0 +1,4 @@
+self-hosted-runner:
+  labels:
+    - blacksmith-2vcpu-ubuntu-2404
+    - blacksmith-4vcpu-ubuntu-2404

.github/workflows/switch-release.yml

@@ -0,0 +1,109 @@
+name: Switch build and release
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+concurrency:
+  group: switch-${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  version:
+    name: Resolve next release version
+    runs-on: blacksmith-2vcpu-ubuntu-2404
+    outputs:
+      version: ${{ steps.release.outputs.version }}
+    steps:
+      - name: Check out source
+        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262
+
+      - name: Increment latest GitHub release
+        id: release
+        shell: bash
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          existing_tag="$(
+            gh api --paginate "repos/$GITHUB_REPOSITORY/releases?per_page=100" \
+              --jq ".[] | select(.draft == false and .prerelease == false and .target_commitish == \"$GITHUB_SHA\") | .tag_name" \
+              | head -n 1
+          )"
+
+          if [[ "$existing_tag" =~ ^v[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
+            version="${existing_tag#v}"
+          else
+            latest_tag="$(gh api "repos/$GITHUB_REPOSITORY/releases/latest" --jq .tag_name 2>/dev/null || printf 'v0.0.0')"
+            version="$(bash scripts/next-release-version.sh "$latest_tag")"
+          fi
+
+          echo "version=$version" >> "$GITHUB_OUTPUT"
+          echo "Building OpenNOW Switch v$version"
+
+  build:
+    name: Build Switch NRO
+    needs: version
+    runs-on: blacksmith-4vcpu-ubuntu-2404
+    container: devkitpro/devkita64@sha256:1fc388c3a0d34bd2045a6dadcb1020e069d5f876a187fd705de14b4440c00282
+    outputs:
+      version: ${{ needs.version.outputs.version }}
+    steps:
+      - name: Check out source
+        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262
+
+      - name: Install generator dependencies
+        run: |
+          apt-get update -qq
+          apt-get install -y --no-install-recommends python3-jinja2 python3-jsonschema
+
+      - name: Build NRO
+        env:
+          OPENNOW_BUILD_JOBS: "4"
+          OPENNOW_VERSION: ${{ needs.version.outputs.version }}
+        run: bash scripts/build-switch-msys2.sh
+
+      - name: Package release files
+        run: bash scripts/package-release.sh "${{ needs.version.outputs.version }}"
+
+      - name: Upload build artifact
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02
+        with:
+          name: SwitchNOW-${{ needs.version.outputs.version }}-${{ github.sha }}
+          path: |
+            dist/SwitchNOW-${{ needs.version.outputs.version }}.nro
+            dist/SwitchNOW-${{ needs.version.outputs.version }}.zip
+          if-no-files-found: error
+
+  release:
+    name: Publish GitHub release
+    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
+    needs:
+      - version
+      - build
+    runs-on: blacksmith-2vcpu-ubuntu-2404
+    permissions:
+      contents: write
+    steps:
+      - name: Download build artifact
+        uses: actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093
+        with:
+          name: SwitchNOW-${{ needs.build.outputs.version }}-${{ github.sha }}
+          path: dist
+
+      - name: Publish release with generated notes
+        uses: softprops/action-gh-release@3bb12739c298aeb8a4eeaf626c5b8d85266b0e65
+        with:
+          tag_name: v${{ needs.version.outputs.version }}
+          name: OpenNOW Switch v${{ needs.version.outputs.version }}
+          target_commitish: ${{ github.sha }}
+          generate_release_notes: true
+          fail_on_unmatched_files: true
+          files: |
+            dist/SwitchNOW-${{ needs.build.outputs.version }}.nro
+            dist/SwitchNOW-${{ needs.build.outputs.version }}.zip

CMakeLists.txt

@@ -9,6 +9,11 @@ set(CMAKE_TOOLCHAIN_FILE ${DEVKITPRO}/cmake/Switch.cmake CACHE FILEPATH "devkitP
 
 project(SwitchNOW LANGUAGES C CXX)
 
+set(OPENNOW_VERSION "0.0.6" CACHE STRING "OpenNOW application version")
+if (NOT OPENNOW_VERSION MATCHES "^[0-9]+\\.[0-9]+\\.[0-9]+$")
+    message(FATAL_ERROR "OPENNOW_VERSION must use major.minor.patch format")
+endif ()
+
 set(PLATFORM_SWITCH ON)
 # One Deko3D application supports both NVDEC zero-copy and software-decoded
 # YUV uploads. Decoder selection is a runtime setting rather than a build type.
@@ -33,7 +38,7 @@ pkg_check_modules(JANSSON REQUIRED IMPORTED_TARGET jansson)
 add_subdirectory(extern/borealis/library)
 add_subdirectory(extern/libpeer)
 
-target_include_directories(borealis PUBLIC ${DEVKITPRO}/portlibs/switch/include)
+target_include_directories(borealis SYSTEM AFTER PUBLIC ${DEVKITPRO}/portlibs/switch/include)
 
 file(GLOB_RECURSE APP_SOURCES CONFIGURE_DEPENDS
     app/src/*.cpp
@@ -67,7 +72,12 @@ target_link_directories(${PROJECT_NAME}
         ${CMAKE_CURRENT_SOURCE_DIR}/extern/ffmpeg/lib
 )
 
-target_compile_definitions(${PROJECT_NAME} PRIVATE PLATFORM_SWITCH __SWITCH__ HAS_SOCKLEN_T=1)
+target_compile_definitions(${PROJECT_NAME} PRIVATE
+    PLATFORM_SWITCH
+    __SWITCH__
+    HAS_SOCKLEN_T=1
+    OPENNOW_APP_VERSION="${OPENNOW_VERSION}"
+)
 if (PLATFORM_SWITCH)
     target_compile_definitions(${PROJECT_NAME} PRIVATE USE_DK_RENDERER BOREALIS_USE_DEKO3D OPENNOW_ENABLE_NVDEC)
     find_program(NX_UAM_EXE NAMES uam HINTS "${DEVKITPRO}/tools/bin")
@@ -122,7 +132,7 @@ target_link_libraries(${PROJECT_NAME}
 )
 
 set(PROJECT_AUTHOR "OpenCloudGaming")
-set(PROJECT_VERSION_STRING "0.0.6")
+set(PROJECT_VERSION_STRING "${OPENNOW_VERSION}")
 set(PROJECT_TITLEID "05004F4E4F575358")
 set(PROJECT_ICON ${CMAKE_CURRENT_SOURCE_DIR}/resources/icon/icon.jpg)
 set(PROJECT_ROMFS_DIR ${CMAKE_BINARY_DIR}/romfs)

README.md

@@ -125,6 +125,17 @@ Create a release archive with:
 .\scripts\package-release.ps1 -Version 0.0.6
 ```
 
+On Linux or in CI, use the equivalent shell entry point:
+
+```bash
+bash scripts/package-release.sh 0.0.6
+```
+
+After a change reaches `main`, the Blacksmith release workflow increments the
+patch version from the latest GitHub release, embeds it in the app and NRO
+metadata, publishes both files, and generates notes from the changes since the
+previous release. Pull requests run the same build without publishing.
+
 ## Repository layout
 
 ```text

app/src/app_version.hpp

@@ -1,8 +1,12 @@
 #pragma once
 
+#ifndef OPENNOW_APP_VERSION
+#define OPENNOW_APP_VERSION "0.0.6"
+#endif
+
 namespace opennow
 {
 
-inline constexpr const char* kAppVersion = "0.0.6";
+inline constexpr const char* kAppVersion = OPENNOW_APP_VERSION;
 
 } // namespace opennow

scripts/build-switch-msys2.sh

@@ -18,8 +18,10 @@ detect_build_jobs() {
 }
 
 opennow_build_jobs="${OPENNOW_BUILD_JOBS:-$(detect_build_jobs)}"
+opennow_version="${OPENNOW_VERSION:-$(bash scripts/read-version.sh)}"
 
-cmake -B build/switch -G Ninja
+cmake -B build/switch -G Ninja -DOPENNOW_VERSION="$opennow_version"
+cmake --build build/switch --target cjson mbedtls srtp2 usrsctp -j"$opennow_build_jobs"
 cmake --build build/switch --target SwitchNOW.nro -j"$opennow_build_jobs"
 
 printf '\nBuilt: %s\n' "$(pwd)/build/switch/SwitchNOW.nro"

scripts/next-release-version.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [[ $# -ne 1 ]]; then
+    printf 'Usage: %s <latest-release-tag>\n' "$0" >&2
+    exit 2
+fi
+
+latest_tag="$1"
+if [[ ! "$latest_tag" =~ ^v([0-9]+)\.([0-9]+)\.([0-9]+)$ ]]; then
+    printf 'Latest release tag is not a semantic version: %s\n' "$latest_tag" >&2
+    exit 1
+fi
+
+printf '%s.%s.%s\n' \
+    "$((10#${BASH_REMATCH[1]}))" \
+    "$((10#${BASH_REMATCH[2]}))" \
+    "$((10#${BASH_REMATCH[3]} + 1))"

scripts/package-release.sh

@@ -0,0 +1,63 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [[ $# -lt 1 || $# -gt 2 ]]; then
+    printf 'Usage: %s <version> [build-directory]\n' "$0" >&2
+    exit 2
+fi
+
+version="$1"
+build_directory="${2:-switch}"
+
+if [[ ! "$version" =~ ^[0-9]+\.[0-9]+\.[0-9]+([.-][0-9A-Za-z.-]+)?$ ]]; then
+    printf 'Invalid release version: %s\n' "$version" >&2
+    exit 2
+fi
+
+repo="$(cd "$(dirname "$0")/.." && pwd)"
+nro="$repo/build/$build_directory/SwitchNOW.nro"
+
+if [[ ! -f "$nro" ]]; then
+    printf 'Missing build artifact: %s. Run the Switch build first.\n' "$nro" >&2
+    exit 1
+fi
+
+dist="$repo/dist"
+package_name="SwitchNOW-$version"
+package_root="$dist/$package_name"
+switch_directory="$package_root/switch/SwitchNOW"
+versioned_nro="$dist/$package_name.nro"
+zip_path="$dist/$package_name.zip"
+
+rm -rf "$package_root"
+rm -f "$versioned_nro" "$zip_path"
+mkdir -p "$switch_directory"
+
+cp "$nro" "$switch_directory/SwitchNOW.nro"
+cp "$nro" "$versioned_nro"
+cp "$repo/resources/icon/icon.jpg" "$switch_directory/icon.jpg"
+cp "$repo/resources/icon/icon.png" "$switch_directory/icon.png"
+cp "$repo/README.md" "$package_root/README.md"
+
+cat > "$package_root/INSTALL.txt" <<EOF
+SwitchNOW $version
+
+Install:
+1. Copy the switch folder from this package to the root of the SD card.
+2. Launch Homebrew Menu with title override/application mode.
+3. Start SwitchNOW from hbmenu.
+
+Included:
+- switch/SwitchNOW/SwitchNOW.nro
+- switch/SwitchNOW/icon.jpg
+- switch/SwitchNOW/icon.png
+- README.md
+EOF
+
+(
+    cd "$package_root"
+    zip -qr "$zip_path" switch README.md INSTALL.txt
+)
+
+printf 'Packaged: %s\n' "$zip_path"
+printf 'Versioned NRO: %s\n' "$versioned_nro"

scripts/read-version.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+cd "$(dirname "$0")/.."
+
+header_version="$(sed -n 's/^#define OPENNOW_APP_VERSION "\([^"]*\)"$/\1/p' app/src/app_version.hpp)"
+cmake_version="$(sed -n 's/set(OPENNOW_VERSION "\([^"]*\)" CACHE.*/\1/p' CMakeLists.txt)"
+
+if [[ -z "$header_version" || -z "$cmake_version" ]]; then
+    printf 'Unable to read the application version from app_version.hpp and CMakeLists.txt.\n' >&2
+    exit 1
+fi
+
+if [[ "$header_version" != "$cmake_version" ]]; then
+    printf 'Version mismatch: app_version.hpp has %s, CMakeLists.txt has %s.\n' \
+        "$header_version" "$cmake_version" >&2
+    exit 1
+fi
+
+printf '%s\n' "$header_version"