feat: support riscv64 docker and OpenWrt installs (#1551)

.github/workflows/build.yml

@@ -542,7 +542,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [build, build_macos_native]
     env:
-      PLATFORMS: linux/amd64,linux/arm64,linux/arm/v7,linux/arm/v6,linux/arm/v5
+      PLATFORMS: linux/amd64,linux/arm64,linux/arm/v7,linux/arm/v6,linux/arm/v5,linux/riscv64
     steps:
       - name: Checkout
         uses: actions/checkout@v6
@@ -569,6 +569,11 @@ jobs:
       - name: Prepare Artifacts
         run: chmod +x ./dist/nginx-ui-*/nginx-ui*
 
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+        with:
+          platforms: arm,arm64,riscv64
+
       - name: Set up Docker Buildx
         id: buildx
         uses: docker/setup-buildx-action@v4

Dockerfile

@@ -20,6 +20,7 @@ RUN case "${TARGETARCH}/${TARGETVARIANT}" in \
         "arm/v7"*) S6_ARCH="arm" ;; \
         "arm/v6"*) S6_ARCH="arm" ;; \
         "arm/v5"*) S6_ARCH="arm" ;; \
+        "riscv64/"*) S6_ARCH="riscv64" ;; \
         *) echo "Unsupported arch: ${TARGETARCH}/${TARGETVARIANT}" && exit 1 ;; \
     esac && \
     wget -O /tmp/s6-overlay-noarch.tar.xz https://github.com/just-containers/s6-overlay/releases/download/v${S6_OVERLAY_VERSION}/s6-overlay-noarch.tar.xz && \

demo.Dockerfile

@@ -21,6 +21,7 @@ RUN case "${TARGETARCH}/${TARGETVARIANT}" in \
         "arm/v7"*) S6_ARCH="arm" ;; \
         "arm/v6"*) S6_ARCH="arm" ;; \
         "arm/v5"*) S6_ARCH="arm" ;; \
+        "riscv64/"*) S6_ARCH="riscv64" ;; \
         *) echo "Unsupported arch: ${TARGETARCH}/${TARGETVARIANT}" && exit 1 ;; \
     esac && \
     wget -O /tmp/s6-overlay-noarch.tar.xz https://github.com/just-containers/s6-overlay/releases/download/v${S6_OVERLAY_VERSION}/s6-overlay-noarch.tar.xz && \

install.sh

@@ -209,6 +209,9 @@ identify_the_operating_system_and_architecture() {
         'armv8' | 'aarch64')
             MACHINE='arm64-v8a'
             ;;
+        'riscv64')
+            MACHINE='riscv64'
+            ;;
         *)
             echo -e "${FontRed}error: The architecture is not supported by this script.${FontSuffix}"
             exit 1

tests/install_openwrt_test.sh

@@ -41,6 +41,41 @@ EOF
     assert_contains "$output" "SERVICE_TYPE=openwrt" "OpenWrt 25 should use OpenWrt service type"
 }
 
-test_openwrt_with_apk_is_not_detected_as_openrc
+test_openwrt_riscv64_is_supported() {
+    local sandbox output
+    sandbox="$(mktemp -d)"
+    trap 'rm -rf "$sandbox"' RETURN
 
+    mkdir -p "$sandbox/bin" "$sandbox/etc" "$sandbox/proc/1" "$sandbox/sbin"
+    cat > "$sandbox/bin/uname" <<'EOF'
+#!/usr/bin/env bash
+
+if [[ "${1:-}" == "-m" ]]; then
+    echo 'riscv64'
+else
+    echo 'Linux'
+fi
+EOF
+    chmod +x "$sandbox/bin/uname"
+
+    cat > "$sandbox/etc/os-release" <<'EOF'
+NAME="OpenWrt"
+ID="openwrt"
+VERSION_ID="25.10"
+EOF
+    : > "$sandbox/etc/openwrt_release"
+    : > "$sandbox/proc/cpuinfo"
+    : > "$sandbox/proc/1/cgroup"
+    ln -s /bin/true "$sandbox/bin/apk"
+
+    output="$(PATH="$sandbox/bin:$PATH" NGINX_UI_INSTALL_TESTING=1 "$INSTALL_SCRIPT" __test_detect "$sandbox" 2>&1)"
+
+    assert_contains "$output" "MACHINE=riscv64" "OpenWrt riscv64 should use the linux-riscv64 artifact"
+    assert_contains "$output" "SERVICE_TYPE=openwrt" "OpenWrt riscv64 should use OpenWrt service type"
+}
+
+test_openwrt_with_apk_is_not_detected_as_openrc
 echo "ok - install.sh detects OpenWrt 25 apk as openwrt"
+
+test_openwrt_riscv64_is_supported
+echo "ok - install.sh detects OpenWrt riscv64 as openwrt"