Redact and cap subprocess diagnostics

internal/adapters/audita/subprocess.go

@@ -214,12 +214,13 @@ func (r *SubprocessRunner) Run(ctx context.Context, req PolishRequest) (PolishRe
 	}
 
 	runRes, err := subprocess.Run(ctx, subprocess.RunRequest{
-		Executable:    r.binary,
-		Args:          args,
-		Timeout:       r.timeout,
-		EnvOverrides:  env,
-		StdoutLogPath: req.StdoutLogPath,
-		StderrLogPath: req.StderrLogPath,
+		Executable:      r.binary,
+		Args:            args,
+		Timeout:         r.timeout,
+		EnvOverrides:    env,
+		DiagnosticOwner: "audita",
+		StdoutLogPath:   req.StdoutLogPath,
+		StderrLogPath:   req.StderrLogPath,
 	})
 	if err != nil {
 		wrappedMessage := fmt.Sprintf(

internal/adapters/audita/subprocess_test.go

@@ -189,7 +189,7 @@ func TestSubprocessRunnerUnconfiguredCredentialEnvOmitsCredential(t *testing.T)
 	}
 }
 
-func TestSubprocessRunnerInheritsParentEnvironment(t *testing.T) {
+func TestSubprocessRunnerOmitsUnspecifiedParentEnvironment(t *testing.T) {
 	if runtime.GOOS == "windows" {
 		t.Skip("helper wrapper script uses /bin/sh")
 	}
@@ -214,8 +214,8 @@ func TestSubprocessRunnerInheritsParentEnvironment(t *testing.T) {
 	}
 
 	rec := readAuditaHelperRecord(t, recordPath)
-	if rec.Env["AUDITA_INHERITED_MARKER"] != "inherited-from-parent" {
-		t.Fatalf("AUDITA_INHERITED_MARKER = %q, want inherited-from-parent", rec.Env["AUDITA_INHERITED_MARKER"])
+	if rec.Env["AUDITA_INHERITED_MARKER"] != "" {
+		t.Fatalf("AUDITA_INHERITED_MARKER = %q, want omitted from the child environment", rec.Env["AUDITA_INHERITED_MARKER"])
 	}
 }