fix: github workflows

Signed-off-by: Oleksii Orel <[email protected]>

.github/workflows/qemu-image-build.yaml

@@ -0,0 +1,29 @@
+name: Build of the QEMU container image
+
+on:
+  push:
+    branches: [dockerfile]
+
+jobs:
+  build_image:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      - name: Login to quay.io
+        uses: docker/login-action@v2
+        with:
+          registry: quay.io
+          username: ${{ secrets.QUAY_USERNAME }}
+          password: ${{ secrets.QUAY_PASSWORD }}
+      - name: Build and push image
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          file: dockerfiles/qemu.Dockerfile
+          push: true
+          tags: quay.io/che-incubator/openwrt-runner:latest

dockerfiles/qemu.Dockerfile

@@ -0,0 +1,228 @@
+FROM docker.io/library/alpine:3.19
+
+# Install QEMU, remove large unnecessary files
+RUN apk add --no-cache \
+        curl \
+        make \
+        qemu-chardev-spice \
+        qemu-hw-display-virtio-vga \
+        qemu-hw-usb-redirect \
+        qemu-img \
+        qemu-system-x86_64 \
+        qemu-ui-spice-core \
+        socat \
+        openssh \
+        && \
+    rm -f /usr/share/qemu/edk2-*
+
+# Support Arbitrary User IDs in container
+RUN echo -e '#!/bin/sh\n\
+set -ex \n\
+if ! whoami &> /dev/null; then \n\
+  if [ -w /etc/passwd ]; then \n\
+    echo "container:x:$(id -u):0:Container User:/tmp:/sbin/nologin" >> /etc/passwd \n\
+    echo "container:x:$(id -u):$(id -u)" >> /etc/group \n\
+  fi \n\
+fi \n\
+\n' > /usr/local/bin/create-container-user.sh && \
+    chmod +x /usr/local/bin/create-container-user.sh && \
+    chmod g=u /etc/passwd && \
+    chmod g=u /etc/group
+
+# Provision VM disk image
+RUN echo -e '#!/bin/sh\n\
+set -ex \n\
+qemu-img convert -f raw -O qcow2 /projects/openwrt-helloworld/output/image.raw /var/lib/qemu/image.qcow2 \n\
+rm /projects/openwrt-helloworld/output/image.raw \n\
+if [ -n "${QEMU_STORAGE}" ]; then \n\
+    qemu-img resize /var/lib/qemu/image.qcow2 "${QEMU_STORAGE}" \n\
+fi \n\
+\n' > /usr/local/bin/provision-image.sh && \
+    chmod +x /usr/local/bin/provision-image.sh
+
+# Create default VM configuration scripts
+RUN mkdir -p /usr/local/share/vmconfig/container.d /usr/local/share/vmconfig/vm.d
+
+RUN echo -e '#!/bin/sh\n\
+set -e \n\
+cat > vm.d/20-hostname.sh <<EOF\n\
+#!/bin/sh \n\
+set -e \n\
+uci set system.@system[0].hostname="$QEMU_HOSTNAME" \n\
+uci commit system \n\
+EOF\n\
+chmod +x vm.d/20-hostname.sh \n\
+\n\' > /usr/local/share/vmconfig/container.d/20-hostname.sh && \
+    chmod +x /usr/local/share/vmconfig/container.d/20-hostname.sh
+
+RUN echo -e '#!/bin/sh\n\
+set -e \n\
+cat > vm.d/20-password.sh <<EOF\n\
+#!/bin/sh \n\
+set -e \n\
+echo -e "$QEMU_PASSWORD\\n$QEMU_PASSWORD" | passwd \n\
+EOF\n\
+chmod +x vm.d/20-password.sh \n\
+\n\' > /usr/local/share/vmconfig/container.d/20-password.sh && \
+    chmod +x /usr/local/share/vmconfig/container.d/20-password.sh
+
+RUN echo -e '#!/bin/sh\n\
+set -ex \n\
+uci add firewall rule \n\
+uci set firewall.@rule[-1].name="Allow-Admin" \n\
+uci set firewall.@rule[-1].enabled="true" \n\
+uci set firewall.@rule[-1].src="wan" \n\
+uci set firewall.@rule[-1].proto="tcp" \n\
+uci set firewall.@rule[-1].dest_port="22 80 443" \n\
+uci set firewall.@rule[-1].target="ACCEPT" \n\
+uci commit firewall \n\
+\n\' > /usr/local/share/vmconfig/vm.d/20-firewall.sh && \
+    chmod +x /usr/local/share/vmconfig/vm.d/20-firewall.sh
+
+RUN echo -e '#!/bin/sh\n\
+set -ex \n\
+ubus wait_for network.interface.wan \n\
+sleep 3 \n\
+opkg update \n\
+\n\' > /usr/local/share/vmconfig/vm.d/30-wait-for-network.sh && \
+chmod +x /usr/local/share/vmconfig/vm.d/30-wait-for-network.sh
+
+RUN echo -e '#!/bin/sh\n\
+set -ex \n\
+opkg install partx-utils resize2fs sfdisk tune2fs \n\
+echo "- +" | sfdisk --force -N 2 /dev/vda \n\
+partx -u /dev/vda \n\
+mount -o remount,ro / \n\
+tune2fs -O^resize_inode /dev/vda2 \n\
+e2fsck -y -f /dev/vda2 || true \n\
+mount -o remount,rw / \n\
+resize2fs /dev/vda2 \n\
+\n\' > /usr/local/share/vmconfig/vm.d/40-resize-disk.sh && \
+chmod +x /usr/local/share/vmconfig/vm.d/40-resize-disk.sh
+
+# Write VM configuration archive as serial console commands to STDOUT
+RUN echo -e '#!/bin/sh\n\
+set -e \n\
+cat <<EOF\n\
+\n\
+echo "require \\"nixio\\"; io.stdin:setvbuf \\"no\\"; io.write(nixio.bin.b64decode(io.read()));" > /tmp/base64_decode.lua \n\
+lua /tmp/base64_decode.lua > /tmp/vmconfig.tgz \n\
+EOF\n\
+tar -zcv -C "$1" . | base64 -w0 \n\
+cat <<EOF\n\
+\n\
+mkdir /tmp/vmconfig \n\
+tar -zxvf /tmp/vmconfig.tgz -C /tmp/vmconfig \n\
+sleep 5 \n\
+(cd /tmp/vmconfig && (for f in \$(ls vm.d); do echo "Executing ./vm.d/\$f"; "./vm.d/\$f" || exit 1; done)) && echo -e "\\nVM configuration result: successful." || echo -e "\\nVM configuration result: failed." \n\
+poweroff \n\
+EOF\n\
+\n' > /usr/local/bin/serialize-vm-config.sh && \
+    chmod +x /usr/local/bin/serialize-vm-config.sh
+
+# Send configuration archive to VM using serial console
+RUN echo -e '#!/bin/sh\n\
+set -ex \n\
+echo "Discovered vmconfig:" \n\
+find /var/lib/vmconfig \n\
+sleep 5 \n\
+rm -rf /tmp/vmconfig \n\
+cp -rv /var/lib/vmconfig /tmp/vmconfig \n\
+mkdir -p /tmp/vmconfig/container.d /tmp/vmconfig/vm.d \n\
+if [ -z "$QEMU_CONFIG_NO_DEFAULTS" ]; then \n\
+    cp /usr/local/share/vmconfig/container.d/* /tmp/vmconfig/container.d \n\
+    cp /usr/local/share/vmconfig/vm.d/* /tmp/vmconfig/vm.d \n\
+fi \n\
+(cd /tmp/vmconfig && (for f in $(ls container.d); do "./container.d/$f"; done)) \n\
+run-vm.sh & \n\
+QEMU_PID="$!" \n\
+sleep 5 \n\
+socat STDOUT unix-connect:/tmp/qemu-console.sock | grep -q "Please press Enter to activate this console." \n\
+serialize-vm-config.sh /tmp/vmconfig | socat STDIN unix-connect:/tmp/qemu-console.sock \n\
+VM_CONFIG_RESULT="$(socat STDOUT unix-connect:/tmp/qemu-console.sock | grep -m1 "^VM configuration result:")" \n\
+if test "${VM_CONFIG_RESULT#*failed}" != "$VM_CONFIG_RESULT"; then \n\
+    exit 1 \n\
+fi \n\
+wait "$QEMU_PID" \n\
+\n' > /usr/local/bin/send-config-to-vm.sh && \
+    chmod +x /usr/local/bin/send-config-to-vm.sh
+
+# Start VM in QEMU
+RUN echo -e '#!/bin/sh\n\
+set -e \n\
+printf "$QEMU_PASSWORD" > /tmp/qemu-password.txt \n\
+set -x \n\
+exec /usr/bin/qemu-system-x86_64 \\\n\
+    -nodefaults \\\n\
+    -smp ""${QEMU_SMP}"" \\\n\
+    -m "${QEMU_MEMORY}" \\\n\
+    -drive file=/var/lib/qemu/image.qcow2,if=virtio \\\n\
+    -chardev socket,id=chr0,path=/tmp/qemu-console.sock,mux=on,logfile=/dev/stdout,signal=off,server=on,wait=off \\\n\
+    -serial chardev:chr0 \\\n\
+    -monitor unix:/tmp/qemu-monitor.sock,server,nowait \\\n\
+    -nic "user,model=virtio,restrict=on,ipv6=off,net=192.168.1.0/24,host=192.168.1.2,${QEMU_LAN_OPTIONS}" \\\n\
+    -nic "user,model=virtio,net=${QEMU_WAN_NETWORK},${QEMU_WAN_OPTIONS}" \\\n\
+    -object secret,id=secvnc0,format=raw,file=/tmp/qemu-password.txt \\\n\
+    -display none \\\n\
+    -device virtio-vga \\\n\
+    -spice port=5900,password-secret=secvnc0 \\\n\
+    -device intel-hda \\\n\
+    -device hda-duplex \\\n\
+    -device ich9-usb-ehci1,id=usb \\\n\
+    -device ich9-usb-uhci1,masterbus=usb.0,firstport=0,multifunction=on \\\n\
+    -device ich9-usb-uhci2,masterbus=usb.0,firstport=2 \\\n\
+    -chardev spicevmc,name=usbredir,id=usbredirchardev1 \\\n\
+    -device usb-redir,chardev=usbredirchardev1,id=usbredirdev1 \\\n\
+    -chardev spicevmc,name=usbredir,id=usbredirchardev2 \\\n\
+    -device usb-redir,chardev=usbredirchardev2,id=usbredirdev2 \\\n\
+    $QEMU_ARGS \\\n\
+\n' > /usr/local/bin/run-vm.sh && \
+    chmod +x /usr/local/bin/run-vm.sh
+
+# Healthcheck
+RUN echo -e '#!/bin/sh\n\
+set -ex \n\
+[ -e /tmp/qemu-console.sock -a -f /var/lib/qemu/initialized ] \n\
+curl -sSf -m 5 http://127.0.0.1:30080 > /dev/null \n\
+\n' > /usr/local/bin/healthcheck-vm.sh && \
+    chmod +x /usr/local/bin/healthcheck-vm.sh
+
+# Entrypoint
+RUN echo -e '#!/bin/sh\n\
+set -ex \n\
+create-container-user.sh \n\
+provision-image.sh \n\
+if [ ! -f /var/lib/qemu/initialized ]; then \n\
+    timeout -s SIGINT "$QEMU_CONFIG_TIMEOUT" send-config-to-vm.sh || (echo "VM config error or time out."; exit 1) \n\
+    touch /var/lib/qemu/initialized \n\
+    chmod g+rw /var/lib/qemu/* \n\
+fi \n\
+exec run-vm.sh \n\
+\n' > /usr/local/bin/entrypoint.sh && \
+    chmod +x /usr/local/bin/entrypoint.sh
+
+# Runtime configuration
+ENV QEMU_MEMORY="256M"
+ENV QEMU_STORAGE="1G"
+ENV QEMU_SMP="2"
+ENV QEMU_LAN_OPTIONS=""
+ENV QEMU_WAN_NETWORK="172.16.0.0/24"
+ENV QEMU_WAN_OPTIONS="hostfwd=tcp::30088-:88,hostfwd=tcp::30022-:22,hostfwd=tcp::30080-:80,hostfwd=tcp::30443-:443,hostfwd=udp::51820-:51820"
+ENV QEMU_PASSWORD="pass1234"
+ENV QEMU_CONFIG_TIMEOUT="300"
+ENV QEMU_CONFIG_NO_DEFAULTS=""
+ENV QEMU_HOSTNAME="OpenWrtVM"
+ENV QEMU_ARGS=""
+
+EXPOSE 5900/tcp
+EXPOSE 30022/tcp
+EXPOSE 30080/tcp
+EXPOSE 30088/tcp
+EXPOSE 30443/tcp
+EXPOSE 51820/udp
+
+HEALTHCHECK --interval=30s --timeout=30s --start-period=120s --retries=3 CMD [ "/usr/local/bin/healthcheck-vm.sh" ]
+VOLUME /var/lib/vmconfig
+VOLUME /var/lib/qemu
+WORKDIR /tmp
+USER 1001