Add hostapd_test_utils helper methods for the am: 3454ce179a am: b3a1c6260f

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/24589589

Change-Id: I734bc9b72b425c9f0c5a5a9bce0f5d42ac7af2c3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

wifi/hostapd/1.0/vts/functional/hostapd_hidl_test_utils.cpp

@@ -41,10 +41,9 @@ using ::android::hardware::wifi::V1_0::IWifiChip;
 using ::android::wifi_system::HostapdManager;
 using ::android::wifi_system::SupplicantManager;
 
-namespace {
 // Helper function to initialize the driver and firmware to AP mode
 // using the vendor HAL HIDL interface.
-void initilializeDriverAndFirmware(const std::string& wifi_instance_name) {
+void initializeDriverAndFirmware(const std::string& wifi_instance_name) {
     if (getWifi(wifi_instance_name) != nullptr) {
         sp<IWifiChip> wifi_chip = getWifiChip(wifi_instance_name);
         ChipModeId mode_id;
@@ -57,21 +56,20 @@ void initilializeDriverAndFirmware(const std::string& wifi_instance_name) {
 
 // Helper function to deinitialize the driver and firmware
 // using the vendor HAL HIDL interface.
-void deInitilializeDriverAndFirmware(const std::string& wifi_instance_name) {
+void deInitializeDriverAndFirmware(const std::string& wifi_instance_name) {
     if (getWifi(wifi_instance_name) != nullptr) {
         stopWifi(wifi_instance_name);
     } else {
         LOG(WARNING) << __func__ << ": Vendor HAL not supported";
     }
 }
-}  // namespace
 
 void stopSupplicantIfNeeded(const std::string& instance_name) {
     SupplicantManager supplicant_manager;
     if (supplicant_manager.IsSupplicantRunning()) {
         LOG(INFO) << "Supplicant is running, stop supplicant first.";
         ASSERT_TRUE(supplicant_manager.StopSupplicant());
-        deInitilializeDriverAndFirmware(instance_name);
+        deInitializeDriverAndFirmware(instance_name);
         ASSERT_FALSE(supplicant_manager.IsSupplicantRunning());
     }
 }
@@ -80,13 +78,13 @@ void stopHostapd(const std::string& instance_name) {
     HostapdManager hostapd_manager;
 
     ASSERT_TRUE(hostapd_manager.StopHostapd());
-    deInitilializeDriverAndFirmware(instance_name);
+    deInitializeDriverAndFirmware(instance_name);
 }
 
 void startHostapdAndWaitForHidlService(
     const std::string& wifi_instance_name,
     const std::string& hostapd_instance_name) {
-    initilializeDriverAndFirmware(wifi_instance_name);
+    initializeDriverAndFirmware(wifi_instance_name);
 
     HostapdManager hostapd_manager;
     ASSERT_TRUE(hostapd_manager.StartHostapd());

wifi/hostapd/1.0/vts/functional/hostapd_hidl_test_utils.h

@@ -33,5 +33,9 @@ void startHostapdAndWaitForHidlService(
 
 bool is_1_1(const android::sp<android::hardware::wifi::hostapd::V1_0::IHostapd>&
                 hostapd);
+// Used to initialize/deinitialize the driver and firmware at the
+// beginning and end of each test.
+void initializeDriverAndFirmware(const std::string& wifi_instance_name);
+void deInitializeDriverAndFirmware(const std::string& wifi_instance_name);
 
 #endif /* HOSTAPD_HIDL_TEST_UTILS_H */

wifi/hostapd/aidl/vts/functional/Android.bp

@@ -37,6 +37,7 @@ cc_test {
         "android.hardware.wifi@1.5",
         "android.hardware.wifi@1.6",
         "android.hardware.wifi-V1-ndk",
+        "libwifi-system",
         "libwifi-system-iface",
         "VtsHalWifiTargetTestUtil",
     ],

wifi/hostapd/aidl/vts/functional/hostapd_aidl_test_utils.h

@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <aidl/android/hardware/wifi/IWifi.h>
+#include <android-base/logging.h>
+
+#include "wifi_aidl_test_utils.h"
+
+namespace {
+
+const std::string kWifiInstanceNameStr = std::string() + IWifi::descriptor + "/default";
+const char* kWifiInstanceName = kWifiInstanceNameStr.c_str();
+
+}  // namespace
+
+namespace HostapdAidlTestUtils {
+
+bool useAidlService() {
+    return isAidlServiceAvailable(kWifiInstanceName);
+}
+
+void startAndConfigureVendorHal() {
+    if (getWifi(kWifiInstanceName) != nullptr) {
+        std::shared_ptr<IWifiChip> wifi_chip = getWifiChip(kWifiInstanceName);
+        int mode_id;
+        EXPECT_TRUE(configureChipToSupportConcurrencyType(wifi_chip, IfaceConcurrencyType::AP,
+                                                          &mode_id));
+    } else {
+        LOG(ERROR) << "Unable to initialize Vendor HAL";
+    }
+}
+
+void stopVendorHal() {
+    if (getWifi(kWifiInstanceName) != nullptr) {
+        stopWifiService(kWifiInstanceName);
+    } else {
+        LOG(ERROR) << "Unable to stop Vendor HAL";
+    }
+}
+
+std::string setupApIfaceAndGetName(bool isBridged) {
+    std::shared_ptr<IWifiApIface> wifi_ap_iface;
+    if (isBridged) {
+        wifi_ap_iface = getBridgedWifiApIface(kWifiInstanceName);
+    } else {
+        wifi_ap_iface = getWifiApIface(kWifiInstanceName);
+    }
+
+    EXPECT_TRUE(wifi_ap_iface.get() != nullptr);
+    if (!wifi_ap_iface.get()) {
+        LOG(ERROR) << "Unable to create iface. isBridged=" << isBridged;
+        return "";
+    }
+
+    std::string ap_iface_name;
+    auto status = wifi_ap_iface->getName(&ap_iface_name);
+    EXPECT_TRUE(status.isOk());
+    if (!status.isOk()) {
+        LOG(ERROR) << "Unable to retrieve iface name. isBridged=" << isBridged;
+        return "";
+    }
+    return ap_iface_name;
+}
+
+}  // namespace HostapdAidlTestUtils

wifi/hostapd/aidl/vts/functional/hostapd_legacy_test_utils.h

@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <android-base/logging.h>
+
+#include "hostapd_hidl_test_utils.h"
+#include "wifi_hidl_test_utils.h"
+
+using ::android::hardware::wifi::V1_0::WifiStatus;
+
+namespace {
+
+std::string getWifiInstanceName() {
+    const std::vector<std::string> instances = android::hardware::getAllHalInstanceNames(
+            ::android::hardware::wifi::V1_0::IWifi::descriptor);
+    EXPECT_NE(0, instances.size());
+    return instances.size() != 0 ? instances[0] : "";
+}
+
+}  // namespace
+
+namespace HostapdLegacyTestUtils {
+
+void startAndConfigureVendorHal() {
+    initializeDriverAndFirmware(getWifiInstanceName());
+}
+
+void stopVendorHal() {
+    deInitializeDriverAndFirmware(getWifiInstanceName());
+}
+
+std::string setupApIfaceAndGetName(bool isBridged) {
+    android::sp<::android::hardware::wifi::V1_0::IWifiApIface> wifi_ap_iface;
+    if (isBridged) {
+        wifi_ap_iface = getBridgedWifiApIface_1_6(getWifiInstanceName());
+    } else {
+        wifi_ap_iface = getWifiApIface_1_5(getWifiInstanceName());
+    }
+
+    EXPECT_TRUE(wifi_ap_iface.get() != nullptr);
+    if (!wifi_ap_iface.get()) {
+        LOG(ERROR) << "Unable to create iface. isBridged=" << isBridged;
+        return "";
+    }
+
+    const auto& status_and_name = HIDL_INVOKE(wifi_ap_iface, getName);
+    EXPECT_TRUE(status_and_name.first.code ==
+                android::hardware::wifi::V1_0::WifiStatusCode::SUCCESS);
+    if (status_and_name.first.code != android::hardware::wifi::V1_0::WifiStatusCode::SUCCESS) {
+        LOG(ERROR) << "Unable to retrieve iface name. isBridged=" << isBridged;
+        return "";
+    }
+    return status_and_name.second;
+}
+
+}  // namespace HostapdLegacyTestUtils

wifi/hostapd/aidl/vts/functional/hostapd_test_utils.h

@@ -0,0 +1,122 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <aidl/android/hardware/wifi/hostapd/BnHostapd.h>
+#include <android-base/logging.h>
+#include <wifi_system/hostapd_manager.h>
+#include <wifi_system/supplicant_manager.h>
+
+#include "hostapd_aidl_test_utils.h"
+#include "hostapd_legacy_test_utils.h"
+
+using aidl::android::hardware::wifi::hostapd::IHostapd;
+using android::wifi_system::HostapdManager;
+using android::wifi_system::SupplicantManager;
+
+namespace {
+
+void startAndConfigureVendorHal() {
+    if (HostapdAidlTestUtils::useAidlService()) {
+        HostapdAidlTestUtils::startAndConfigureVendorHal();
+    } else {
+        HostapdLegacyTestUtils::startAndConfigureVendorHal();
+    }
+}
+
+void stopVendorHal() {
+    if (HostapdAidlTestUtils::useAidlService()) {
+        HostapdAidlTestUtils::stopVendorHal();
+    } else {
+        HostapdLegacyTestUtils::stopVendorHal();
+    }
+}
+
+void stopHostapd() {
+    HostapdManager hostapd_manager;
+    ASSERT_TRUE(hostapd_manager.StopHostapd());
+}
+
+void waitForSupplicantState(bool enable) {
+    SupplicantManager supplicant_manager;
+    int count = 50;  // wait at most 5 seconds
+    while (count-- > 0) {
+        if (supplicant_manager.IsSupplicantRunning() == enable) {
+            return;
+        }
+        usleep(100000);  // 100 ms
+    }
+    LOG(ERROR) << "Unable to " << (enable ? "start" : "stop") << " supplicant";
+}
+
+void toggleWifiFramework(bool enable) {
+    if (enable) {
+        std::system("svc wifi enable");
+        std::system("cmd wifi set-scan-always-available enabled");
+        waitForSupplicantState(true);
+    } else {
+        std::system("svc wifi disable");
+        std::system("cmd wifi set-scan-always-available disabled");
+        waitForSupplicantState(false);
+    }
+}
+
+}  // namespace
+
+std::shared_ptr<IHostapd> getHostapd(const std::string& hostapd_instance_name) {
+    return IHostapd::fromBinder(
+            ndk::SpAIBinder(AServiceManager_waitForService(hostapd_instance_name.c_str())));
+}
+
+/**
+ * Disable the Wifi framework, hostapd, and vendor HAL.
+ *
+ * Note: The framework should be disabled to avoid having
+ *       any other clients to the HALs during testing.
+ */
+void disableHalsAndFramework() {
+    toggleWifiFramework(false);
+    stopHostapd();
+    stopVendorHal();
+
+    // Wait for the services to stop.
+    sleep(3);
+}
+
+void initializeHostapdAndVendorHal(const std::string& hostapd_instance_name) {
+    startAndConfigureVendorHal();
+    HostapdManager hostapd_manager;
+    ASSERT_TRUE(hostapd_manager.StartHostapd());
+    getHostapd(hostapd_instance_name);
+}
+
+void stopHostapdAndVendorHal() {
+    stopHostapd();
+    stopVendorHal();
+}
+
+void startWifiFramework() {
+    toggleWifiFramework(true);
+}
+
+std::string setupApIfaceAndGetName(bool isBridged) {
+    if (HostapdAidlTestUtils::useAidlService()) {
+        return HostapdAidlTestUtils::setupApIfaceAndGetName(isBridged);
+    } else {
+        return HostapdLegacyTestUtils::setupApIfaceAndGetName(isBridged);
+    }
+}