add tests in CI

.github/workflows/run_module.yml

@@ -0,0 +1,62 @@
+name: Run module
+
+on:
+  push:
+  pull_request:
+  schedule:
+    - cron: '0 12 * * 0'
+
+jobs:
+  run:
+    runs-on: ubuntu-22.04
+    steps:
+      ### DEPENDENCIES ###
+
+      # Hard turn-off interactive mode
+      - run: echo 'debconf debconf/frontend select Noninteractive' | sudo debconf-set-selections
+
+      # Install dependencies
+      - run: sudo apt update
+      - run: sudo apt -y install bison busybox-static coreutils cpio elfutils file flex gcc gcc-multilib git iproute2 jq kbd kmod libcap-dev libelf-dev libunwind-dev libvirt-clients libzstd-dev linux-headers-generic linux-tools-common linux-tools-generic make pahole pkg-config python3-dev python3-pip python3-requests qemu-kvm rsync udev zstd curl
+      ### END DEPENDENCIES ###
+
+      # Install virtme-ng
+      - run: pip install virtme-ng
+
+      # Checkout git repository
+      - uses: actions/checkout@v4
+
+      # Get the latest linux kernel
+      - run: git clone --single-branch -b master --depth 1 https://github.com/torvalds/linux.git
+
+      # Print the latest commit of the checked out linux kernel
+      - run: cd linux && git log -1 --pretty=format:"%h %ad %s" --date=short
+
+      # Build kernel
+      - run: cd linux && vng -v --build
+
+      # Generate kernel headers
+      - run: cd linux && make headers
+
+      # Print CPU model before running the tests (this can be useful for
+      # debugging purposes)
+      - run: grep 'model name' /proc/cpuinfo | head -1
+
+      # Setup KVM support
+      - name: "KVM support"
+        run: |
+          echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
+          sudo udevadm control --reload-rules
+          sudo udevadm trigger --name-match=kvm
+
+      # Run VM & test that module loads & unloads
+      - run: cd linux && vng -v -- 'cd .. && ls && make KSRC=linux && insmod mod-webserver.ko && rmmod mod-webserver.ko && echo OK' | grep OK
+
+      # Run VM & test that webserver is NOT working if we didn't enable it
+      - run: cd linux && vng -v -- 'cd .. && ls && make KSRC=linux && insmod mod-webserver.ko && (curl 127.0.0.1:2000 || echo OK)' | grep OK
+
+      # Run VM & test that webserver is working if we enable it
+      - run: cd linux && vng -v -- 'cd .. && ls && make KSRC=linux && insmod mod-webserver.ko && echo 1 > /sys/kernel/webserver/net/data/status && curl 127.0.0.1:2000' | grep PONG
+
+      # Run VM & test that webserver is able to work on custom port
+      - run: cd linux && vng -v -- 'cd .. && ls && make KSRC=linux && insmod mod-webserver.ko port=3000 && echo 1 > /sys/kernel/webserver/net/data/status && curl 127.0.0.1:3000' | grep PONG