Add CI for libbpf base examples and kprobe (#45)

* add ci for profile

* fix unnecessary code in 7

* fix exit code 124

* fix llvm-strip

* fix trailing space

.github/workflows/test-eunomia.yaml

@@ -0,0 +1,38 @@
+name: Test eunomia-bpf example CI
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+  schedule:
+    - cron:  '0 0 * * 0'
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        submodules: 'recursive'
+    - name: install deps
+      run: sudo apt install clang llvm-14-dev llvm
+    - name: install ecc and ecli
+      run: |
+        wget https://github.com/eunomia-bpf/eunomia-bpf/releases/latest/download/ecc && chmod +x ./ecc
+        wget https://aka.pw/bpf-ecli -O ecli && chmod +x ./ecli
+    - name: test 1 hello world
+      run: |
+        ./ecc src/1-helloworld/minimal.bpf.c
+        sudo timeout -s 2 3 ./ecli run src/1-helloworld/package.json || if [ $? = 124 ]; then exit 0; else exit $?; fi
+    - name: test 2 kprobe
+      run: |
+        ./ecc src/2-kprobe-unlink/kprobe-link.bpf.c
+        sudo timeout -s 2 3 ./ecli run src/2-kprobe-unlink/package.json || if [ $? = 124 ]; then exit 0; else exit $?; fi
+    - name: test 3 fentry
+      run: |
+        ./ecc src/2-kprobe-unlink/kprobe-link.bpf.c
+        sudo timeout -s 2 3 ./ecli run src/2-kprobe-unlink/package.json || if [ $? = 124 ]; then exit 0; else exit $?; fi
+    - name: test 7 execsnoop
+      run: |
+        ./ecc src/7-execsnoop/execsnoop.bpf.c src/7-execsnoop/execsnoop.h
+        sudo timeout -s 2 3 ./ecli run src/7-execsnoop/package.json || if [ $? = 124 ]; then exit 0; else exit $?; fi

.github/workflows/test-libbpf.yml

@@ -1,4 +1,4 @@
-name: Test example CI
+name: Test eunomia-bpf example CI
 
 on:
   push:
@@ -14,16 +14,16 @@ jobs:
     - uses: actions/checkout@v3
       with:
         submodules: 'recursive'
-    - name: install deps
-      run: sudo apt install clang llvm
-    - name: test hello world
-      run: |
-        wget https://github.com/eunomia-bpf/eunomia-bpf/releases/latest/download/ecc && chmod +x ./ecc
-        wget https://aka.pw/bpf-ecli -O ecli && chmod +x ./ecli
-        ./ecc src/1-helloworld/minimal.bpf.c
-        sudo timeout -s 2 3 ./ecli run src/1-helloworld/package.json || if [ $? = 124 ]; then exit 0; else exit $?; fi
     - name: install deps
       run: |
         sudo apt-get install -y --no-install-recommends \
         libelf1 libelf-dev zlib1g-dev libclang-13-dev \
         make git clang llvm pkg-config build-essential
+    - name: test 11 bootstrap
+      run: |
+        make -C src/11-bootstrap
+        sudo timeout -s 2 3 src/11-bootstrap/bootstrap || if [ $? = 124 ]; then exit 0; else exit $?; fi
+    - name: test 12 profile
+      run: |
+        make -C src/12-profile
+        # sudo timeout -s 2 3 src/12-profile/profile || if [ $? = 124 ]; then exit 0; else exit $?; fi

.gitignore

@@ -64,3 +64,6 @@ src/12-profile/profile
 /sockfilter
 /tc
 /ksyscall
+
+ecc
+ecli

src/7-execsnoop/README.md

@@ -57,7 +57,6 @@ int tracepoint__syscalls__sys_enter_execve(struct trace_event_raw_sys_enter* ctx
 
  uid_t uid = (u32)bpf_get_current_uid_gid();
  id = bpf_get_current_pid_tgid();
- pid = (pid_t)id;
  tgid = id >> 32;
 
  event.pid = tgid;

src/7-execsnoop/execsnoop.bpf.c

@@ -20,7 +20,6 @@ int tracepoint__syscalls__sys_enter_execve(struct trace_event_raw_sys_enter* ctx
 
 	uid_t uid = (u32)bpf_get_current_uid_gid();
 	id = bpf_get_current_pid_tgid();
-	pid = (pid_t)id;
 	tgid = id >> 32;
 
 	event.pid = tgid;