update(ci): add an arm test CI job.

Signed-off-by: Federico Di Pierro <nierro92@gmail.com>

.github/workflows/ci.yml

@@ -11,6 +11,84 @@ concurrency:
   cancel-in-progress: true  
 
 jobs:
+  test-build-bpf-skeleton-arm:
+    runs-on: [self-hosted, linux, ARM64]
+    container: fedora:latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          path: source
+          fetch-depth: 0
+          ref: ${{ github.event.pull_request.head.sha }}
+
+      - name: Install build dependencies
+        run: |
+          mkdir deps && cd deps
+          dnf install -y bpftool ca-certificates cmake make automake gcc gcc-c++ kernel-devel clang git pkg-config autoconf automake libbpf-devel
+
+      - name: Build modern BPF skeleton
+        run: |
+          cd source
+          mkdir skeleton-build && cd skeleton-build
+          cmake -DUSE_BUNDLED_DEPS=ON -DBUILD_FALCO_MODERN_BPF=ON -DCREATE_TEST_TARGETS=Off ..
+          make ProbeSkeleton -j6
+          
+      - name: Upload skeleton
+        uses: actions/upload-artifact@v3
+        with:
+          name: bpf_probe.skel.h
+          path: ${{ github.workspace }}/source/skeleton-build/skel_dir/bpf_probe.skel.h
+            
+  test-build-arm64:   
+    runs-on: [self-hosted, linux, ARM64]
+    needs: test-build-bpf-skeleton-arm
+    container: centos:7
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+          ref: ${{ github.event.pull_request.head.sha }}
+    
+      - name: Download skeleton
+        uses: actions/download-artifact@v3
+        with:
+          name: bpf_probe.skel.h
+          path: /tmp
+          
+      - name: Install deps
+        run: |
+          yum -y install centos-release-scl
+          yum -y install devtoolset-9-gcc devtoolset-9-gcc-c++
+          source /opt/rh/devtoolset-9/enable
+          yum install -y git wget make m4 rpm-build
+          
+      - name: Install updated cmake
+        run: |
+          curl -L -o /tmp/cmake.tar.gz https://github.com/Kitware/CMake/releases/download/v3.22.5/cmake-3.22.5-linux-$(uname -m).tar.gz
+          gzip -d /tmp/cmake.tar.gz
+          tar -xpf /tmp/cmake.tar --directory=/tmp
+          cp -R /tmp/cmake-3.22.5-linux-$(uname -m)/* /usr
+          rm -rf /tmp/cmake-3.22.5-linux-$(uname -m)
+    
+      - name: Build Falco packages
+        run: |
+          mkdir build && cd build
+          source /opt/rh/devtoolset-9/enable
+          cmake \
+              -DCMAKE_BUILD_TYPE=Release \
+              -DUSE_BUNDLED_DEPS=On \
+              -DFALCO_ETC_DIR=/etc/falco \
+              -DBUILD_FALCO_MODERN_BPF=ON \
+              -DMODERN_BPF_SKEL_DIR=/tmp \
+              -DBUILD_DRIVER=Off \
+              -DBUILD_BPF=Off \
+              ..
+          make falco -j6
+          make package
+    
   build-minimal:
     runs-on: ubuntu-20.04
     steps: