Change netty ut java version to jdk8

.github/workflows/demo_test.yml

@@ -940,7 +940,7 @@ jobs:
       run: docker exec ${{ github.job }} bash -c "cd /root/occlum/demos/netty_ut && ./build.sh"
 
     - name: Run netty unit test demo
-      run: docker exec ${{ github.job }} bash -c "cd /root/occlum/demos/netty_ut && SGX_MODE=SIM ./run_netty_ut_jdk11.sh"
+      run: docker exec ${{ github.job }} bash -c "cd /root/occlum/demos/netty_ut && SGX_MODE=SIM ./run_netty_ut_jdk8.sh"
     
     - name: Clean Netty test
       run: docker exec ${{ github.job }} bash -c "cd /root/occlum/demos && rm -rf ./netty_ut"

.github/workflows/hw_mode_test.yml

@@ -1128,7 +1128,7 @@ jobs:
       run: docker exec ${{ env.CONTAINER_NAME }} bash -c "cd /root/occlum/demos/netty_ut && ./build.sh"
 
     - name: Run netty unit test demo
-      run: docker exec ${{ env.CONTAINER_NAME }} bash -c "cd /root/occlum/demos/netty_ut && ./run_netty_ut_jdk11.sh"
+      run: docker exec ${{ env.CONTAINER_NAME }} bash -c "cd /root/occlum/demos/netty_ut && ./run_netty_ut_jdk8.sh"
 
     - name: Clean the environment
       if: ${{ always() }}

demos/netty_ut/README

@@ -3,7 +3,7 @@
 This demo demonstrates how to verify the completeness of Netty on Occlum.
 
 ### 1. Preinstall dependencies
-Related dependencies: OpenJDK 11 (Glibc)
+Related dependencies: OpenJDK 8 (Glibc)
 ```
 ./preinstall_deps.sh
 ```
@@ -15,5 +15,5 @@ Related dependencies: OpenJDK 11 (Glibc)
 
 ### 3. Run `netty unit test ` on Occlum
 ```
-./run_netty_ut_jdk11.sh
+./run_netty_ut_jdk8.sh
 ```

demos/netty_ut/netty-ut-jdk8.yaml

@@ -1,6 +1,6 @@
 includes: 
   - base.yaml
-  - java-11-openjdk-amd64.yaml
+  - java-8-openjdk-amd64.yaml
 targets: 
   # copy sofaboot jar
   - target: /usr/lib

demos/netty_ut/preinstall_deps.sh

@@ -3,8 +3,7 @@ set -e
 
 OS=`awk -F= '/^NAME/{print $2}' /etc/os-release`
 if [ "$OS" == "\"Ubuntu\"" ]; then
-  apt-get update -y && apt-get install -y openjdk-11-jdk
-  rm -rf /usr/lib/jvm/java-11-openjdk-amd64/lib/security/blacklisted.certs
+  apt-get update -y && apt-get install -y openjdk-8-jdk
 else
   echo "Unsupported OS: $OS"
   exit 1

demos/netty_ut/run_netty_ut_jdk8.sh

@@ -23,15 +23,15 @@ init_instance() {
                 .resource_limits.kernel_space_heap_max_size="64MB" |
                 .resource_limits.max_num_of_threads = 128 |
                 .process.default_heap_size = "512MB" |
-                .entry_points = [ "/usr/lib/jvm/java-11-openjdk-amd64/bin" ] |
-                .env.default = [ "LD_LIBRARY_PATH=/usr/lib/jvm/java-11-openjdk-amd64/lib/server:/usr/lib/jvm/java-11-openjdk-amd64/lib:/usr/lib/jvm/java-11-openjdk-amd64/../lib:/lib" ]' Occlum.json)" && \
+                .entry_points = [ "/usr/lib/jvm/java-8-openjdk-amd64/bin" ] |
+                .env.default = [ "LD_LIBRARY_PATH=/usr/lib/jvm/java-8-openjdk-amd64/lib/server:/usr/lib/jvm/java-8-openjdk-amd64/lib:/usr/lib/jvm/java-8-openjdk-amd64/../lib:/lib" ]' Occlum.json)" && \
     echo "${new_json}" > Occlum.json
 }
 
 build_netty_ut() {
     # Copy JVM and JAR file into Occlum instance and build
     rm -rf image
-    copy_bom -f ../netty-ut-jdk11.yaml --root image --include-dir /opt/occlum/etc/template
+    copy_bom -f ../netty-ut-jdk8.yaml --root image --include-dir /opt/occlum/etc/template
     occlum build
 }
 
@@ -42,7 +42,7 @@ run_netty_ut() {
     init_instance
     build_netty_ut
     echo -e "${BLUE}occlum run netty ut${NC}"
-    occlum run /usr/lib/jvm/java-11-openjdk-amd64/bin/java \
+    occlum run /usr/lib/jvm/java-8-openjdk-amd64/bin/java \
         -Xmx1048m -XX:-UseCompressedOops -XX:MaxMetaspaceSize=128m \
         -XX:ActiveProcessorCount=2 \
         -Dos.name=Linux \
@@ -50,7 +50,7 @@ run_netty_ut() {
         -cp /usr/lib/netty/netty-testsuite-4.1.51.Final.jar:/usr/lib/netty/netty-all-4.1.51.Final.jar:/usr/lib/netty/xz-1.5.jar:/usr/lib/netty/hamcrest-library-1.3.jar:/usr/lib/netty/logback-classic-1.1.7.jar \
         --scan-class-path > netty-test-heap512m.log || true
     cat netty-test-heap512m.log
-    cat netty-test-heap512m.log | grep "141 containers successful"
+    cat netty-test-heap512m.log | grep "190 tests successful"
 }       
 
 run_netty_ut