Merge pull request #1 from imjasonh/codegen

WIP: update codegen in CI

.github/workflows/codegen.yaml

@@ -0,0 +1,41 @@
+name: Update codegen
+
+on:
+  pull_request:
+    branches: [main]
+
+permissions: {}
+
+jobs:
+  codegen:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: ${{ github.head_ref }}
+          token: ${{ secrets.GITHUB_TOKEN }}
+      - uses: actions/setup-go@v5
+      - run: |
+          sudo apt-get update
+          sudo apt-get install -y clang llvm libbpf-dev linux-headers-generic
+
+      - run: |
+          sudo bpftool btf dump file /sys/kernel/btf/vmlinux format c > pkg/ebpf/bpf/vmlinux.h
+          go generate ./pkg/ebpf/bpf
+
+      # Check for changes. Commit and push them.
+      - run: |
+          git config --global user.name "github-actions[bot]"
+          git config --global user.email "github-actions[bot]@users.noreply.github.com"
+          if [ -n "$(git status --porcelain)" ]; then
+            git add .
+            git commit -m "Update generated code"
+            git push
+
+            exit 1 # Workflow should fail, so the PR author reviews the changes
+          else
+            echo "No changes to commit"
+          fi

pkg/config/config.go

@@ -73,7 +73,7 @@ func (c *Config) Validate() error {
 
 	// Validate report path is writable (check directory exists and is writable)
 	if c.ReportPath != "" {
-		dir := c.ReportPath
+		var dir string
 		// Get directory path
 		if lastSlash := strings.LastIndex(c.ReportPath, "/"); lastSlash >= 0 {
 			dir = c.ReportPath[:lastSlash]

pkg/metrics/metrics.go

@@ -5,6 +5,7 @@ import (
 	"net/http"
 
 	"github.com/prometheus/client_golang/prometheus"
+	"github.com/prometheus/client_golang/prometheus/collectors"
 	"github.com/prometheus/client_golang/prometheus/promhttp"
 )
 
@@ -82,8 +83,8 @@ func New() *Metrics {
 	)
 
 	// Register default process metrics (CPU, memory, etc.)
-	registry.MustRegister(prometheus.NewProcessCollector(prometheus.ProcessCollectorOpts{}))
-	registry.MustRegister(prometheus.NewGoCollector())
+	registry.MustRegister(collectors.NewProcessCollector(collectors.ProcessCollectorOpts{}))
+	registry.MustRegister(collectors.NewGoCollector())
 
 	return m
 }