Add debug interfaces for wfp and iptables

compat/debug_linux.go

@@ -0,0 +1,28 @@
+package compat
+
+import (
+	"fmt"
+
+	"github.com/safing/portbase/utils/debug"
+)
+
+// AddToDebugInfo adds compatibility data to the given debug.Info.
+func AddToDebugInfo(di *debug.Info) {
+	// Get iptables state and add error info if it fails.
+	chains, err := GetIPTablesChains()
+	if err != nil {
+		di.AddSection(
+			"Compatibility: IPTables Chains (failed)",
+			debug.UseCodeSection,
+			err.Error(),
+		)
+		return
+	}
+
+	// Add data as section.
+	di.AddSection(
+		fmt.Sprintf("Compatibility: IPTables Chains (%d)", len(chains)-10),
+		debug.UseCodeSection|debug.AddContentLineBreaks,
+		chains...,
+	)
+}