Add SOFABoot demo

.github/workflows/demo_test.yml

@@ -509,3 +509,36 @@ jobs:
       run: |
         sleep ${{ env.nap_time }};
         docker exec vault_test bash -c "cd /root/occlum/demos/golang/vault && ./run_occlum_vault_test.sh"
+  
+  sofaboot_test:
+    runs-on: ubuntu-18.04
+    steps:
+    - uses: actions/checkout@v1
+      with:
+        submodules: true
+
+    - name: Get occlum version
+      run: echo "OCCLUM_VERSION=$(grep "Version =" src/pal/include/occlum_version.h |  awk '{print $4}')" >> $GITHUB_ENV
+
+    - name: Create container
+      run: docker run -itd --name=sofaboot_test -v $GITHUB_WORKSPACE:/root/occlum occlum/occlum:${{ env.OCCLUM_VERSION }}-ubuntu18.04
+
+    - name: Install Maven
+      run: docker exec sofaboot_test bash -c "apt update && apt install -y maven"
+
+    - name: Build dependencies
+      run: docker exec sofaboot_test bash -c "cd /root/occlum; make submodule"
+
+    - name: Make install
+      run: docker exec sofaboot_test bash -c "cd /root/occlum; OCCLUM_RELEASE_BUILD=y make install"
+
+    - name: Download and compile sofaboot web demos
+      run: docker exec sofaboot_test bash -c "cd /root/occlum/demos/sofaboot && ./download_compile_sofaboot.sh"
+
+    - name: Run SOFABoot web demo
+      run: docker exec sofaboot_test bash -c "cd /root/occlum/demos/sofaboot && SGX_MODE=SIM ./run_sofaboot_on_occlum.sh"
+
+    - name: Check SOFABoot result
+      run: |
+        sleep ${{ env.nap_time }};
+        docker exec sofaboot_test bash -c "curl http://localhost:8080/actuator/versions"

demos/sofaboot/README.md

@@ -0,0 +1,18 @@
+# A Simple SOFABoot usage demo
+
+This project demonstrates how to execute an unmodified sofaboot projects with Occlum.
+
+1. Download and build sofaboot project
+```
+./download_compile_sofaboot.sh
+```
+
+2. Run `sofaboot sample standard web` on Occlum
+```
+./run_sofaboot_on_occlum.sh
+```
+
+3. Test the web services
+```
+curl http://localhost:8080/actuator/versions
+```

demos/sofaboot/download_compile_sofaboot.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+if [ ! -d "sofa-boot-guides" ]; then
+    git clone https://github.com/sofastack-guides/sofa-boot-guides.git
+fi
+cd sofa-boot-guides/sofaboot-sample-standard/
+mvn compile
+mvn package

demos/sofaboot/run_sofaboot_on_occlum.sh

@@ -0,0 +1,50 @@
+#!/bin/bash
+set -e
+
+BLUE='\033[1;34m'
+NC='\033[0m'
+
+check_file_exist() {
+    file=$1
+    if [ ! -f ${file} ];then
+        echo "Error: cannot stat file '${file}'"
+        echo "Please see README and build it"
+        exit 1
+    fi
+}
+
+init_instance() {
+    # Init Occlum instance
+    rm -rf occlum_instance && occlum new occlum_instance
+    cd occlum_instance
+    new_json="$(jq '.resource_limits.user_space_size = "1680MB" |
+                .resource_limits.kernel_space_heap_size="64MB" |
+                .resource_limits.max_num_of_threads = 64 |
+                .process.default_heap_size = "256MB" |
+                .process.default_mmap_size = "1400MB" |
+                .entry_points = [ "/usr/lib/jvm/java-11-alibaba-dragonwell/jre/bin" ] |
+                .env.default = [ "LD_LIBRARY_PATH=/usr/lib/jvm/java-11-alibaba-dragonwell/jre/lib/server:/usr/lib/jvm/java-11-alibaba-dragonwell/jre/lib:/usr/lib/jvm/java-11-alibaba-dragonwell/jre/../lib" ]' Occlum.json)" && \
+    echo "${new_json}" > Occlum.json
+}
+
+build_sofa() {
+    # Copy JVM and JAR file into Occlum instance and build
+    mkdir -p image/usr/lib/jvm
+    cp -r /opt/occlum/toolchains/jvm/java-11-alibaba-dragonwell image/usr/lib/jvm
+    cp /usr/local/occlum/x86_64-linux-musl/lib/libz.so.1 image/lib
+    mkdir -p image/usr/lib/spring
+    cp ../${jar_path} image/usr/lib/spring/
+    occlum build
+}
+
+run_sofa() {
+    jar_path=./sofa-boot-guides/sofaboot-sample-standard/target/boot/sofaboot-sample-standard-web-0.0.1-SNAPSHOT-executable.jar
+    check_file_exist ${jar_path}
+    jar_file=`basename "${jar_path}"`
+    init_instance
+    build_sofa
+    echo -e "${BLUE}occlum run SOFABoot demo${NC}"
+    occlum run /usr/lib/jvm/java-11-alibaba-dragonwell/jre/bin/java -Xmx512m -XX:-UseCompressedOops -XX:MaxMetaspaceSize=64m -Dos.name=Linux -jar /usr/lib/spring/${jar_file} &
+}
+
+run_sofa