Add support for RISC-V 64bit architecture

Basic support of riscv64 architecture. Shim is not
supported yet, will be added later.

Signed-off-by: Loic Devulder <ldevulder@suse.com>

Author: ldevulder

.goreleaser.yaml

@@ -4,14 +4,15 @@ builds:
       - CGO_ENABLED=0
     ldflags:
       - -s -w
-      - -X github.com/rancher/elemental-cli/internal/version.version={{.Tag}}
-      - -X github.com/rancher/elemental-cli/internal/version.gitCommit={{.Commit}}
+      - -X github.com/rancher/elemental-toolkit/internal/version.version={{.Tag}}
+      - -X github.com/rancher/elemental-toolkit/internal/version.gitCommit={{.Commit}}
     goos:
       - linux
     goarch:
       - amd64
       - arm
       - arm64
+      - riscv64
     goarm:
       - 6
       - 7
@@ -43,4 +44,4 @@ changelog:
     exclude:
       - '^docs:'
       - '^test:'
-      - '^Merge pull request'
+      - '^Merge pull request'

Dockerfile

@@ -1,7 +1,6 @@
 ARG GO_VERSION=1.20
-ARG LEAP_VERSION=15.5
 
-FROM golang:${GO_VERSION}-alpine as elemental-bin
+FROM --platform=${BUILDPLATFORM} golang:${GO_VERSION}-alpine AS elemental-bin
 
 ENV CGO_ENABLED=0
 WORKDIR /src/
@@ -21,43 +20,8 @@ ARG ELEMENTAL_VERSION=0.0.1
 ARG ELEMENTAL_COMMIT=""
 ENV ELEMENTAL_VERSION=${ELEMENTAL_VERSION}
 ENV ELEMENTAL_COMMIT=${ELEMENTAL_COMMIT}
-RUN go build \
+RUN GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build \
     -ldflags "-w -s \
-    -X github.com/rancher/elemental-toolkit/internal/version.version=$ELEMENTAL_VERSION \
-    -X github.com/rancher/elemental-toolkit/internal/version.gitCommit=$ELEMENTAL_COMMIT" \
+    -X github.com/rancher/elemental-toolkit/internal/version.version=${ELEMENTAL_VERSION} \
+    -X github.com/rancher/elemental-toolkit/internal/version.gitCommit=${ELEMENTAL_COMMIT}" \
     -o /usr/bin/elemental
-
-FROM opensuse/leap:$LEAP_VERSION AS elemental
-# This helps invalidate the cache on each build so the following steps are really run again getting the latest packages
-# versions, as long as the elemental commit has changed
-ARG ELEMENTAL_COMMIT=""
-ENV ELEMENTAL_COMMIT=${ELEMENTAL_COMMIT}
-
-RUN ARCH=$(uname -m); \
-    if [[ $ARCH == "aarch64" ]]; then ARCH="arm64"; fi; \
-    zypper install -y --no-recommends xfsprogs \
-        parted \
-        util-linux-systemd \
-        e2fsprogs \
-        util-linux \
-        udev \
-        rsync \
-        grub2 \
-        dosfstools \
-        grub2-${ARCH}-efi \
-        squashfs \
-        mtools \
-        xorriso \
-        cosign \
-        gptfdisk \
-        lvm2
-
-COPY --from=elemental-bin /usr/bin/elemental /usr/bin/elemental
-
-# Fix for blkid only using udev on opensuse
-RUN echo "EVALUATE=scan" >> /etc/blkid.conf
-ENTRYPOINT ["/usr/bin/elemental"]
-
-# Add to /system/oem folder so install/upgrade/reset hooks will run when running this container.
-# Needed for boot-assessment
-COPY pkg/features/embedded/cloud-config-essentials/system/oem /system/oem/

Dockerfile.toolkit

@@ -0,0 +1,35 @@
+# Elemental CLI is built in another Dockerfile that support multi-arch
+ARG BASE_OS_IMAGE=opensuse/leap
+ARG BASE_OS_VERSION=15.5
+ARG BIN_REPO
+ARG VERSION
+
+FROM ${BIN_REPO}:${VERSION} AS bin
+FROM ${OS_IMAGE}:${OS_VERSION} AS elemental-toolkit
+
+RUN ARCH=$(uname -m); \
+    [[ "${ARCH}" == "aarch64" ]] && ARCH="arm64"; \
+    zypper --non-interactive removerepo repo-update || true; \
+    zypper install -y --no-recommends xfsprogs \
+        parted \
+        util-linux-systemd \
+        e2fsprogs \
+        udev \
+        rsync \
+        grub2 \
+        dosfstools \
+        grub2-${ARCH}-efi \
+        squashfs \
+        mtools \
+        xorriso \
+        cosign \
+        gptfdisk \
+        lvm2
+
+# Copy the built CLI
+COPY --from=bin /usr/bin/elemental /usr/bin/elemental
+ENTRYPOINT ["/usr/bin/elemental"]
+
+# Add to /system/oem folder so install/upgrade/reset hooks will run when running this container.
+# Needed for boot-assessment
+COPY pkg/features/embedded/cloud-config-essentials/system/oem /system/oem/

Makefile

@@ -10,18 +10,27 @@ PLATFORM?=linux/$(ARCH)
 IMAGE_SIZE?=20G
 PACKER_TARGET?=qemu.elemental-${ARCH}
 REPO?=local/elemental-$(FLAVOR)
+BIN_REPO?=local/elemental-bin
 TOOLKIT_REPO?=local/elemental-toolkit
 DOCKER?=docker
-
-GIT_COMMIT ?= $(shell git rev-parse HEAD)
-GIT_COMMIT_SHORT ?= $(shell git rev-parse --short HEAD)
-GIT_TAG ?= $(shell git describe --candidates=50 --abbrev=0 --tags 2>/dev/null || echo "v0.0.1" )
-VERSION ?= ${GIT_TAG}-g${GIT_COMMIT_SHORT}
-
-PKG        := ./cmd ./pkg/...
-LDFLAGS    := -w -s
-LDFLAGS += -X "github.com/rancher/elemental-toolkit/internal/version.version=${GIT_TAG}"
-LDFLAGS += -X "github.com/rancher/elemental-toolkit/internal/version.gitCommit=${GIT_COMMIT}"
+BASE_OS_IMAGE?=opensuse/leap
+BASE_OS_VERSION?=15.5
+
+GIT_COMMIT?=$(shell git rev-parse HEAD)
+GIT_COMMIT_SHORT?=$(shell git rev-parse --short HEAD)
+GIT_TAG?=$(shell git describe --candidates=50 --abbrev=0 --tags 2>/dev/null || echo "v0.0.1" )
+VERSION?=${GIT_TAG}-g${GIT_COMMIT_SHORT}
+
+PKG:=./cmd ./pkg/...
+LDFLAGS:=-w -s
+LDFLAGS+=-X "github.com/rancher/elemental-toolkit/internal/version.version=${GIT_TAG}"
+LDFLAGS+=-X "github.com/rancher/elemental-toolkit/internal/version.gitCommit=${GIT_COMMIT}"
+
+# For RISC-V 64bit support
+ifeq ($(PLATFORM),linux/riscv64)
+BASE_OS_IMAGE=registry.opensuse.org/opensuse/factory/riscv/images/opensuse/tumbleweed
+BASE_OS_VERSION=latest
+endif
 
 # default target
 .PHONY: all
@@ -35,7 +44,21 @@ include make/Makefile.test
 
 .PHONY: build
 build:
-	$(DOCKER) build --platform ${PLATFORM} ${DOCKER_ARGS} --build-arg ELEMENTAL_VERSION=${GIT_TAG} --build-arg ELEMENTAL_COMMIT=${GIT_COMMIT} --target elemental -t ${TOOLKIT_REPO}:${VERSION} .
+	$(DOCKER) build --platform $(PLATFORM) ${DOCKER_ARGS} \
+			--build-arg ELEMENTAL_VERSION=$(GIT_TAG) \
+			--build-arg ELEMENTAL_COMMIT=$(GIT_COMMIT) \
+			--target elemental-bin -t $(BIN_REPO):$(VERSION) .
+	$(DOCKER) build --platform $(PLATFORM) ${DOCKER_ARGS} \
+			--build-arg BIN_REPO=$(BIN_REPO) \
+			--build-arg VERSION=$(VERSION) \
+			--build-arg BASE_OS_IMAGE=$(BASE_OS_IMAGE) \
+			--build-arg BASE_OS_VERSION=$(BASE_OS_VERSION) \
+			--file Dockerfile.toolkit \
+			--target elemental-toolkit -t $(TOOLKIT_REPO):$(VERSION) .
+
+.PHONY: push-bin
+push-bin:
+	$(DOCKER) push $(BIN_REPO):$(VERSION)
 
 .PHONY: push-toolkit
 push-toolkit:
@@ -47,7 +70,11 @@ build-cli:
 
 .PHONY: build-os
 build-os: build
-	$(DOCKER) build examples/$(FLAVOR) --platform ${PLATFORM} ${DOCKER_ARGS} --build-arg TOOLKIT_REPO=$(TOOLKIT_REPO) --build-arg VERSION=$(VERSION) --build-arg REPO=$(REPO) -t $(REPO):$(VERSION)
+	$(DOCKER) build --platform ${PLATFORM} ${DOCKER_ARGS} \
+			--build-arg TOOLKIT_REPO=$(TOOLKIT_REPO) \
+			--build-arg VERSION=$(VERSION) \
+			--build-arg REPO=$(REPO) -t $(REPO):$(VERSION) \
+			examples/$(FLAVOR)
 
 .PHONY: push-os
 push-os:
@@ -70,9 +97,8 @@ build-disk: build-os
 	@echo Building ${ARCH} disk
 	mkdir -p $(ROOT_DIR)/build
 	$(DOCKER) run --rm -v /var/run/docker.sock:/var/run/docker.sock -v $(ROOT_DIR)/build:/build \
-		--entrypoint /usr/bin/elemental \
-		${TOOLKIT_REPO}:${VERSION} --debug build-disk --unprivileged --expandable -n elemental-$(FLAVOR).$(ARCH) --local \
-		--squash-no-compression -o /build ${REPO}:${VERSION}
+		--entrypoint /usr/bin/elemental ${REPO}:${VERSION} --debug build-disk --unprivileged --expandable -n elemental-$(FLAVOR).$(ARCH) \
+		--local --squash-no-compression -o /build ${REPO}:${VERSION}
 	dd if=$(ROOT_DIR)/build/elemental-$(FLAVOR).$(ARCH).raw of=$(ROOT_DIR)/build/elemental-$(FLAVOR).$(ARCH).img conv=notrunc
 	qemu-img convert -O qcow2 $(ROOT_DIR)/build/elemental-$(FLAVOR).$(ARCH).img $(ROOT_DIR)/build/elemental-$(FLAVOR).$(ARCH).qcow2
 	qemu-img resize $(ROOT_DIR)/build/elemental-$(FLAVOR).$(ARCH).qcow2 $(DISKSIZE) 

examples/green/Dockerfile

@@ -1,17 +1,17 @@
 # run `make build` to build local/elemental-toolkit image
 ARG TOOLKIT_REPO
 ARG VERSION
-FROM ${TOOLKIT_REPO}:${VERSION} as TOOLKIT
+FROM ${TOOLKIT_REPO}:${VERSION} AS TOOLKIT
 
 # OS base image of our choice
-FROM opensuse/leap:15.5 as OS
+FROM opensuse/leap:15.5 AS OS
 ARG REPO
 ARG VERSION
 ENV VERSION=${VERSION}
 
 # install kernel, systemd, dracut, grub2 and other required tools
 RUN ARCH=$(uname -m); \
-    if [[ $ARCH == "aarch64" ]]; then ARCH="arm64"; fi; \
+    [[ "${ARCH}" == "aarch64" ]] && ARCH="arm64"; \
     zypper --non-interactive install --no-recommends -- \
       kernel-default \
       device-mapper \
@@ -42,6 +42,7 @@ RUN ARCH=$(uname -m); \
       less \
       sudo \
       curl \
+      iproute2 \
       sed
 
 # Just add the elemental cli
@@ -55,7 +56,7 @@ RUN cp /usr/share/systemd/tmp.mount /etc/systemd/system
 
 # Generate initrd with required elemental services
 RUN elemental init -f && \
-    kernel=$(ls /boot/Image-* | head -n1) && \
+    kernel=$(ls /boot/Image-* 2>/dev/null | head -n1) && \
     if [ -e "$kernel" ]; then ln -sf "${kernel#/boot/}" /boot/vmlinuz; fi && \
     rm -rf /var/log/update* && \
     >/var/log/lastlog && \
@@ -70,5 +71,3 @@ RUN echo IMAGE_REPO=\"${REPO}\"         >> /etc/os-release && \
 
 # Good for validation after the build
 CMD /bin/bash
-
-

examples/tumbleweed/Dockerfile

@@ -1,24 +1,38 @@
 # run `make build` to build local/elemental-toolkit image
 ARG TOOLKIT_REPO
 ARG VERSION
-FROM ${TOOLKIT_REPO}:${VERSION} as TOOLKIT
+ARG OS_IMAGE=opensuse/tumbleweed
+ARG OS_VERSION=latest
+
+FROM ${TOOLKIT_REPO}:${VERSION} AS TOOLKIT
 
 # OS base image of our choice
-FROM opensuse/tumbleweed:latest as OS
+FROM ${OS_IMAGE}:${OS_VERSION} AS OS
 ARG REPO
 ARG VERSION
+ENV REPO=${REPO}
 ENV VERSION=${VERSION}
 
-# install kernel, systemd, dracut, grub2 and other required tools
+# Workaround for RISC-V, specific kernel might be needed for some boards
+ARG ADD_REPO
+ENV ADD_REPO=${ADD_REPO}
+
+# Install kernel, systemd, dracut, grub2 and other required tools
 RUN ARCH=$(uname -m); \
-    if [[ $ARCH == "aarch64" ]]; then ARCH="arm64"; fi; \
-    zypper --non-interactive install --no-recommends -- \
+    zypper --non-interactive removerepo repo-update || true; \
+    if [[ -n "${ADD_REPO}" ]]; then \
+      zypper --non-interactive addrepo --enable --refresh ${ADD_REPO} added-repo; \
+    fi; \
+    if [[ "${ARCH}" != "riscv64" ]]; then \
+      ADD_PKGS+=" shim"; \
+      [[ "${ARCH}" == "aarch64" ]] && ARCH="arm64"; \
+    fi; \
+    zypper --non-interactive --gpg-auto-import-keys install --no-recommends -- \
       kernel-default \
       device-mapper \
       dracut \
       grub2 \
       grub2-${ARCH}-efi \
-      shim \
       haveged \
       systemd \
       NetworkManager \
@@ -42,7 +56,10 @@ RUN ARCH=$(uname -m); \
       less \
       sudo \
       curl \
-      sed
+      sed \
+      patch \
+      iproute2 \
+      ${ADD_PKGS}
 
 # Just add the elemental cli
 COPY --from=TOOLKIT /usr/bin/elemental /usr/bin/elemental
@@ -53,9 +70,16 @@ RUN systemctl enable NetworkManager.service
 # This is for automatic testing purposes, do not do this in production.
 RUN echo "PermitRootLogin yes" > /etc/ssh/sshd_config.d/rootlogin.conf
 
+# This is patches are fix upstream dracut, see https://github.com/dracutdevs/dracut/pull/2525
+ADD patches /
+RUN cd /usr/lib/dracut && \
+    patch -p 1 -f -i /0001-fix-dmsquash-live-restore-compatibility-with-earlier.patch && \
+    patch -p 1 -f -i /0001-fix-overlayfs-split-overlayfs-mount-in-two-steps.patch && \
+    rm /*.patch
+
 # Generate initrd with required elemental services
 RUN elemental init -f && \
-    kernel=$(ls /boot/Image-* | head -n1) && \
+    kernel=$(ls /boot/Image-* 2>/dev/null | head -n1) && \
     if [ -e "$kernel" ]; then ln -sf "${kernel#/boot/}" /boot/vmlinuz; fi && \
     rm -rf /var/log/update* && \
     >/var/log/lastlog && \
@@ -70,5 +94,3 @@ RUN echo IMAGE_REPO=\"${REPO}\"         >> /etc/os-release && \
 
 # Good for validation after the build
 CMD /bin/bash
-
-

examples/tumbleweed/patches/0001-fix-dmsquash-live-restore-compatibility-with-earlier.patch

@@ -0,0 +1,28 @@
+From 0e780720efe6488c4e07af39926575ee12f40339 Mon Sep 17 00:00:00 2001
+From: Laszlo Gombos <laszlo.gombos@gmail.com>
+Date: Fri, 24 Feb 2023 01:57:19 +0000
+Subject: [PATCH] fix(dmsquash-live): restore compatibility with earlier
+ releases
+
+Follow-up to 40dd5c90e0efcb9ebaa9abb42a38c7316e9706bd .
+---
+ modules.d/90dmsquash-live/dmsquash-live-root.sh | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/modules.d/90dmsquash-live/dmsquash-live-root.sh b/modules.d/90dmsquash-live/dmsquash-live-root.sh
+index 62d1b5e7..a98e258c 100755
+--- a/modules.d/90dmsquash-live/dmsquash-live-root.sh
++++ b/modules.d/90dmsquash-live/dmsquash-live-root.sh
+@@ -403,6 +403,10 @@ fi
+ 
+ ROOTFLAGS="$(getarg rootflags)"
+ 
++if [ "$overlayfs" = required ]; then
++    echo "rd.live.overlay.overlayfs=1" > /etc/cmdline.d/dmsquash-need-overlay.conf
++fi
++
+ if [ -n "$overlayfs" ]; then
+     if [ -n "$FSIMG" ]; then
+         mkdir -m 0755 -p /run/rootfsbase
+-- 
+2.35.3