Merge "Add EthernetDevice to manage ethernet connection." am: 78c41b6414 am: f9712d6d40 am: e4ea6a9a3f am: 7610edbcf6 am: a11e9bcc1d
Change-Id: I9c44125a3822e6277bbd36e24bcdad3a461d90bd
diff --git a/Android.mk b/Android.mk
index d727ca2..5816749 100644
--- a/Android.mk
+++ b/Android.mk
@@ -18,9 +18,9 @@
RECOVERY_API_VERSION := 3
RECOVERY_FSTAB_VERSION := 2
-# TARGET_RECOVERY_UI_LIB should be one of librecovery_ui_{default,wear,vr} or a device-specific
-# module that defines make_device() and the exact RecoveryUI class for the target. It defaults to
-# librecovery_ui_default, which uses ScreenRecoveryUI.
+# TARGET_RECOVERY_UI_LIB should be one of librecovery_ui_{default,wear,vr,ethernet} or a
+# device-specific module that defines make_device() and the exact RecoveryUI class for the
+# target. It defaults to librecovery_ui_default, which uses ScreenRecoveryUI.
TARGET_RECOVERY_UI_LIB ?= librecovery_ui_default
# librecovery_ui_ext (shared library)
diff --git a/fastboot/fastboot.cpp b/fastboot/fastboot.cpp
index 2023349..a093008 100644
--- a/fastboot/fastboot.cpp
+++ b/fastboot/fastboot.cpp
@@ -52,6 +52,7 @@
ui->ResetKeyInterruptStatus();
ui->SetTitle(title_lines);
ui->ShowText(true);
+ device->StartFastboot();
// Reset to normal system boot so recovery won't cycle indefinitely.
// TODO(b/112277594) Clear only if 'recovery' field of BCB is empty. If not,
diff --git a/recovery_main.cpp b/recovery_main.cpp
index 30a1fc0..80cba61 100644
--- a/recovery_main.cpp
+++ b/recovery_main.cpp
@@ -471,6 +471,11 @@
std::string usb_config =
fastboot ? "fastboot" : IsRoDebuggable() || IsDeviceUnlocked() ? "adb" : "none";
std::string usb_state = android::base::GetProperty("sys.usb.state", "none");
+ if (fastboot) {
+ device->PreFastboot();
+ } else {
+ device->PreRecovery();
+ }
if (usb_config != usb_state) {
if (!SetUsbConfig("none")) {
LOG(ERROR) << "Failed to clear USB config";
diff --git a/recovery_ui/Android.bp b/recovery_ui/Android.bp
index 149ef8a..9dfee5f 100644
--- a/recovery_ui/Android.bp
+++ b/recovery_ui/Android.bp
@@ -22,6 +22,7 @@
srcs: [
"device.cpp",
+ "ethernet_ui.cpp",
"screen_ui.cpp",
"stub_ui.cpp",
"ui.cpp",
@@ -90,3 +91,23 @@
export_include_dirs: ["include"],
}
+
+// The default device that uses EthernetRecoveryUI.
+cc_library_static {
+ name: "librecovery_ui_ethernet",
+ recovery_available: true,
+
+ defaults: [
+ "recovery_defaults",
+ ],
+
+ srcs: [
+ "ethernet_device.cpp",
+ ],
+
+ shared_libs: [
+ "libbase",
+ ],
+
+ export_include_dirs: ["include"],
+}
diff --git a/recovery_ui/ethernet_device.cpp b/recovery_ui/ethernet_device.cpp
new file mode 100644
index 0000000..39ec65d
--- /dev/null
+++ b/recovery_ui/ethernet_device.cpp
@@ -0,0 +1,136 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+
+#include <android-base/logging.h>
+#include <android-base/properties.h>
+#include <android-base/strings.h>
+#include <android-base/unique_fd.h>
+#include <arpa/inet.h>
+#include <ifaddrs.h>
+#include <linux/if.h>
+#include <string.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+
+#include "recovery_ui/device.h"
+#include "recovery_ui/ethernet_ui.h"
+
+class EthernetDevice : public Device {
+ public:
+ explicit EthernetDevice(EthernetRecoveryUI* ui);
+
+ void PreRecovery() override;
+ void PreFastboot() override;
+
+ private:
+ int SetInterfaceFlags(const unsigned set, const unsigned clr);
+ void SetTitleIPv6LinkLocalAddress(const bool interface_up);
+
+ android::base::unique_fd ctl_sock_;
+ static const std::string interface;
+};
+
+const std::string EthernetDevice::interface = "eth0";
+
+EthernetDevice::EthernetDevice(EthernetRecoveryUI* ui)
+ : Device(ui), ctl_sock_(socket(AF_INET, SOCK_STREAM | SOCK_CLOEXEC, 0)) {
+ if (ctl_sock_ < 0) {
+ PLOG(ERROR) << "Failed to open socket";
+ }
+}
+
+void EthernetDevice::PreRecovery() {
+ SetInterfaceFlags(0, IFF_UP);
+ SetTitleIPv6LinkLocalAddress(false);
+}
+
+void EthernetDevice::PreFastboot() {
+ android::base::SetProperty("fastbootd.protocol", "tcp");
+
+ if (SetInterfaceFlags(IFF_UP, 0) < 0) {
+ LOG(ERROR) << "Failed to bring up interface";
+ return;
+ }
+
+ SetTitleIPv6LinkLocalAddress(true);
+}
+
+int EthernetDevice::SetInterfaceFlags(const unsigned set, const unsigned clr) {
+ struct ifreq ifr;
+
+ if (ctl_sock_ < 0) {
+ return -1;
+ }
+
+ memset(&ifr, 0, sizeof(struct ifreq));
+ strncpy(ifr.ifr_name, interface.c_str(), IFNAMSIZ);
+ ifr.ifr_name[IFNAMSIZ - 1] = 0;
+
+ if (ioctl(ctl_sock_, SIOCGIFFLAGS, &ifr) < 0) {
+ PLOG(ERROR) << "Failed to get interface active flags";
+ return -1;
+ }
+ ifr.ifr_flags = (ifr.ifr_flags & (~clr)) | set;
+
+ if (ioctl(ctl_sock_, SIOCSIFFLAGS, &ifr) < 0) {
+ PLOG(ERROR) << "Failed to set interface active flags";
+ return -1;
+ }
+
+ return 0;
+}
+
+void EthernetDevice::SetTitleIPv6LinkLocalAddress(const bool interface_up) {
+ auto recovery_ui = reinterpret_cast<EthernetRecoveryUI*>(GetUI());
+ if (!interface_up) {
+ recovery_ui->SetIPv6LinkLocalAddress();
+ return;
+ }
+
+ struct ifaddrs* ifaddr;
+ if (getifaddrs(&ifaddr) == -1) {
+ PLOG(ERROR) << "Failed to get interface addresses";
+ recovery_ui->SetIPv6LinkLocalAddress();
+ return;
+ }
+
+ std::unique_ptr<struct ifaddrs, decltype(&freeifaddrs)> guard{ ifaddr, freeifaddrs };
+ for (struct ifaddrs* ifa = ifaddr; ifa != nullptr; ifa = ifa->ifa_next) {
+ if (ifa->ifa_addr->sa_family != AF_INET6 || interface != ifa->ifa_name) {
+ continue;
+ }
+
+ auto current_addr = reinterpret_cast<struct sockaddr_in6*>(ifa->ifa_addr);
+ if (!IN6_IS_ADDR_LINKLOCAL(&(current_addr->sin6_addr))) {
+ continue;
+ }
+
+ char addrstr[INET6_ADDRSTRLEN];
+ inet_ntop(AF_INET6, reinterpret_cast<const void*>(¤t_addr->sin6_addr), addrstr,
+ INET6_ADDRSTRLEN);
+ LOG(INFO) << "Our IPv6 link-local address is " << addrstr;
+ recovery_ui->SetIPv6LinkLocalAddress(addrstr);
+ return;
+ }
+
+ recovery_ui->SetIPv6LinkLocalAddress();
+}
+
+// -----------------------------------------------------------------------------------------
+Device* make_device() {
+ return new EthernetDevice(new EthernetRecoveryUI);
+}
diff --git a/recovery_ui/ethernet_ui.cpp b/recovery_ui/ethernet_ui.cpp
new file mode 100644
index 0000000..535d407
--- /dev/null
+++ b/recovery_ui/ethernet_ui.cpp
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+
+#include "recovery_ui/ethernet_ui.h"
+
+#include <android-base/logging.h>
+
+void EthernetRecoveryUI::SetTitle(const std::vector<std::string>& lines) {
+ ScreenRecoveryUI::SetTitle(lines);
+
+ // Append IP address, if any
+ if (!address_.empty()) {
+ title_lines_.push_back("IPv6 link-local address - " + address_);
+ }
+}
+
+void EthernetRecoveryUI::SetIPv6LinkLocalAddress(const std::string& address) {
+ address_ = address;
+}
diff --git a/recovery_ui/include/recovery_ui/device.h b/recovery_ui/include/recovery_ui/device.h
index f4f9936..76166f0 100644
--- a/recovery_ui/include/recovery_ui/device.h
+++ b/recovery_ui/include/recovery_ui/device.h
@@ -79,10 +79,22 @@
ui_.reset(ui);
}
+ // Called before recovery mode started up, to perform whatever device-specific recovery mode
+ // preparation as needed.
+ virtual void PreRecovery() {}
+
// Called when recovery starts up (after the UI has been obtained and initialized and after the
// arguments have been parsed, but before anything else).
virtual void StartRecovery() {}
+ // Called before fastboot mode is started up, to perform whatever device-specific fastboot mode
+ // preparation as needed.
+ virtual void PreFastboot() {}
+
+ // Called when fastboot starts up (after the UI has been obtained and initialized and after the
+ // arguments have been parsed, but before anything else).
+ virtual void StartFastboot() {}
+
// Called from the main thread when recovery is at the main menu and waiting for input, and a key
// is pressed. (Note that "at" the main menu does not necessarily mean the menu is visible;
// recovery will be at the main menu with it invisible after an unsuccessful operation, such as
diff --git a/recovery_ui/include/recovery_ui/ethernet_ui.h b/recovery_ui/include/recovery_ui/ethernet_ui.h
new file mode 100644
index 0000000..f40c73f
--- /dev/null
+++ b/recovery_ui/include/recovery_ui/ethernet_ui.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+
+#ifndef RECOVERY_ETHERNET_UI_H
+#define RECOVERY_ETHERNET_UI_H
+
+#include "screen_ui.h"
+
+class EthernetRecoveryUI : public ScreenRecoveryUI {
+ public:
+ EthernetRecoveryUI() {}
+ void SetTitle(const std::vector<std::string>& lines) override;
+
+ // For EthernetDevice
+ void SetIPv6LinkLocalAddress(const std::string& address = "");
+
+ private:
+ std::string address_;
+};
+
+#endif // RECOVERY_ETHERNET_UI_H