Split launch/flags.cc out from launch/main.cc
This separates initializing the flags from the rest of the launcher. It
dragged some filesystem initialization along with it, in order to create
a single InitFilesystemAndCreateConfig interface that main.cc uses.
Test: build and run locally
Change-Id: I1e3166cbe0cf4d94364df2fbec40416aa736240d
diff --git a/host/commands/launch/Android.bp b/host/commands/launch/Android.bp
index 6455672..d055973 100644
--- a/host/commands/launch/Android.bp
+++ b/host/commands/launch/Android.bp
@@ -25,6 +25,7 @@
"process_monitor.cc",
"launch.cc",
"data_image.cc",
+ "flags.cc",
],
header_libs: [
"cuttlefish_glog",
diff --git a/host/commands/launch/flags.cc b/host/commands/launch/flags.cc
new file mode 100644
index 0000000..a80c010
--- /dev/null
+++ b/host/commands/launch/flags.cc
@@ -0,0 +1,534 @@
+#include "host/commands/launch/flags.h"
+
+#include <iostream>
+
+#include <gflags/gflags.h>
+#include <glog/logging.h>
+
+#include "common/libs/utils/environment.h"
+#include "common/libs/utils/files.h"
+#include "common/vsoc/lib/vsoc_memory.h"
+#include "host/commands/launch/boot_image_unpacker.h"
+#include "host/commands/launch/data_image.h"
+#include "host/commands/launch/launch.h"
+#include "host/commands/launch/launcher_defs.h"
+#include "host/libs/vm_manager/qemu_manager.h"
+#include "host/libs/vm_manager/vm_manager.h"
+
+using vsoc::GetPerInstanceDefault;
+using cvd::LauncherExitCodes;
+
+DEFINE_string(
+ system_image, "",
+ "Path to the system image, if empty it is assumed to be a file named "
+ "system.img in the directory specified by -system_image_dir");
+DEFINE_string(cache_image, "", "Location of the cache partition image.");
+DEFINE_int32(cpus, 2, "Virtual CPU count.");
+DEFINE_string(data_image, "", "Location of the data partition image.");
+DEFINE_string(data_policy, "use_existing", "How to handle userdata partition."
+ " Either 'use_existing', 'create_if_missing', 'resize_up_to', or "
+ "'always_create'.");
+DEFINE_int32(blank_data_image_mb, 0,
+ "The size of the blank data image to generate, MB.");
+DEFINE_string(blank_data_image_fmt, "ext4",
+ "The fs format for the blank data image. Used with mkfs.");
+DEFINE_string(qemu_gdb, "",
+ "Debug flag to pass to qemu. e.g. --qemu_gdb=tcp::1234");
+
+DEFINE_int32(x_res, 720, "Width of the screen in pixels");
+DEFINE_int32(y_res, 1280, "Height of the screen in pixels");
+DEFINE_int32(dpi, 160, "Pixels per inch for the screen");
+DEFINE_int32(refresh_rate_hz, 60, "Screen refresh rate in Hertz");
+DEFINE_int32(num_screen_buffers, 3, "The number of screen buffers");
+DEFINE_string(kernel_path, "",
+ "Path to the kernel. Overrides the one from the boot image");
+DEFINE_string(extra_kernel_cmdline, "",
+ "Additional flags to put on the kernel command line");
+DEFINE_int32(loop_max_part, 7, "Maximum number of loop partitions");
+DEFINE_string(console, "ttyS0", "Console device for the guest kernel.");
+DEFINE_string(androidboot_console, "ttyS1",
+ "Console device for the Android framework");
+DEFINE_string(hardware_name, "vsoc",
+ "The codename of the device's hardware");
+DEFINE_string(guest_security, "selinux",
+ "The security module to use in the guest");
+DEFINE_bool(guest_enforce_security, false,
+ "Whether to run in enforcing mode (non permissive). Ignored if "
+ "-guest_security is empty.");
+DEFINE_bool(guest_audit_security, true,
+ "Whether to log security audits.");
+DEFINE_string(boot_image, "", "Location of cuttlefish boot image.");
+DEFINE_int32(memory_mb, 2048,
+ "Total amount of memory available for guest, MB.");
+std::string g_default_mempath{vsoc::GetDefaultMempath()};
+DEFINE_string(mempath, g_default_mempath.c_str(),
+ "Target location for the shmem file.");
+DEFINE_string(mobile_interface, "", // default handled on ParseCommandLine
+ "Network interface to use for mobile networking");
+DEFINE_string(mobile_tap_name, "", // default handled on ParseCommandLine
+ "The name of the tap interface to use for mobile");
+std::string g_default_serial_number{GetPerInstanceDefault("CUTTLEFISHCVD")};
+DEFINE_string(serial_number, g_default_serial_number.c_str(),
+ "Serial number to use for the device");
+DEFINE_string(instance_dir, "", // default handled on ParseCommandLine
+ "A directory to put all instance specific files");
+DEFINE_string(
+ vm_manager, vm_manager::QemuManager::name(),
+ "What virtual machine manager to use, one of {qemu_cli}");
+DEFINE_string(system_image_dir, vsoc::DefaultGuestImagePath(""),
+ "Location of the system partition images.");
+DEFINE_string(vendor_image, "", "Location of the vendor partition image.");
+
+DEFINE_bool(deprecated_boot_completed, false, "Log boot completed message to"
+ " host kernel. This is only used during transition of our clients."
+ " Will be deprecated soon.");
+DEFINE_bool(start_vnc_server, true, "Whether to start the vnc server process.");
+DEFINE_string(vnc_server_binary,
+ vsoc::DefaultHostArtifactsPath("bin/vnc_server"),
+ "Location of the vnc server binary.");
+DEFINE_bool(start_stream_audio, true,
+ "Whether to start the stream audio process.");
+DEFINE_string(stream_audio_binary,
+ vsoc::DefaultHostArtifactsPath("bin/stream_audio"),
+ "Location of the stream_audio binary.");
+DEFINE_string(virtual_usb_manager_binary,
+ vsoc::DefaultHostArtifactsPath("bin/virtual_usb_manager"),
+ "Location of the virtual usb manager binary.");
+DEFINE_string(kernel_log_monitor_binary,
+ vsoc::DefaultHostArtifactsPath("bin/kernel_log_monitor"),
+ "Location of the log monitor binary.");
+DEFINE_string(ivserver_binary,
+ vsoc::DefaultHostArtifactsPath("bin/ivserver"),
+ "Location of the ivshmem server binary.");
+DEFINE_int32(vnc_server_port, GetPerInstanceDefault(6444),
+ "The port on which the vnc server should listen");
+DEFINE_int32(stream_audio_port, GetPerInstanceDefault(7444),
+ "The port on which stream_audio should listen.");
+DEFINE_string(socket_forward_proxy_binary,
+ vsoc::DefaultHostArtifactsPath("bin/socket_forward_proxy"),
+ "Location of the socket_forward_proxy binary.");
+DEFINE_string(socket_vsock_proxy_binary,
+ vsoc::DefaultHostArtifactsPath("bin/socket_vsock_proxy"),
+ "Location of the socket_vsock_proxy binary.");
+DEFINE_string(adb_mode, "tunnel",
+ "Mode for adb connection. Can be 'usb' for usb forwarding, "
+ "'tunnel' for tcp connection, 'vsock_tunnel' for vsock tcp,"
+ "or a comma separated list of types as in 'usb,tunnel'");
+DEFINE_bool(run_adb_connector, true,
+ "Maintain adb connection by sending 'adb connect' commands to the "
+ "server. Only relevant with --adb_mode=tunnel or vsock_tunnel");
+DEFINE_string(adb_connector_binary,
+ vsoc::DefaultHostArtifactsPath("bin/adb_connector"),
+ "Location of the adb_connector binary. Only relevant if "
+ "--run_adb_connector is true");
+DEFINE_int32(vhci_port, GetPerInstanceDefault(0), "VHCI port to use for usb");
+DEFINE_string(guest_mac_address,
+ GetPerInstanceDefault("00:43:56:44:80:"), // 00:43:56:44:80:0x
+ "MAC address of the wifi interface to be created on the guest.");
+DEFINE_string(host_mac_address,
+ "42:00:00:00:00:00",
+ "MAC address of the wifi interface running on the host.");
+DEFINE_string(wifi_interface, "", // default handled on ParseCommandLine
+ "Network interface to use for wifi");
+DEFINE_string(wifi_tap_name, "", // default handled on ParseCommandLine
+ "The name of the tap interface to use for wifi");
+DEFINE_int32(vsock_guest_cid,
+ vsoc::GetDefaultPerInstanceVsockCid(),
+ "Guest identifier for vsock. Disabled if under 3.");
+
+// TODO(b/72969289) This should be generated
+DEFINE_string(dtb, "", "Path to the cuttlefish.dtb file");
+
+DEFINE_string(uuid, vsoc::GetPerInstanceDefault(vsoc::kDefaultUuidPrefix),
+ "UUID to use for the device. Random if not specified");
+DEFINE_bool(daemon, false,
+ "Run cuttlefish in background, the launcher exits on boot "
+ "completed/failed");
+
+DEFINE_string(device_title, "", "Human readable name for the instance, "
+ "used by the vnc_server for its server title");
+DEFINE_string(setupwizard_mode, "DISABLED",
+ "One of DISABLED,OPTIONAL,REQUIRED");
+
+DEFINE_string(qemu_binary,
+ "/usr/bin/qemu-system-x86_64",
+ "The qemu binary to use");
+DEFINE_bool(restart_subprocesses, true, "Restart any crashed host process");
+DEFINE_bool(run_e2e_test, true, "Run e2e test after device launches");
+DEFINE_string(e2e_test_binary,
+ vsoc::DefaultHostArtifactsPath("bin/host_region_e2e_test"),
+ "Location of the region end to end test binary");
+
+namespace {
+
+template<typename S, typename T>
+static std::string concat(const S& s, const T& t) {
+ std::ostringstream os;
+ os << s << t;
+ return os.str();
+}
+
+bool ResolveInstanceFiles() {
+ if (FLAGS_system_image_dir.empty()) {
+ LOG(ERROR) << "--system_image_dir must be specified.";
+ return false;
+ }
+
+ // If user did not specify location of either of these files, expect them to
+ // be placed in --system_image_dir location.
+ std::string default_system_image = FLAGS_system_image_dir + "/system.img";
+ SetCommandLineOptionWithMode("system_image", default_system_image.c_str(),
+ google::FlagSettingMode::SET_FLAGS_DEFAULT);
+ std::string default_boot_image = FLAGS_system_image_dir + "/boot.img";
+ SetCommandLineOptionWithMode("boot_image", default_boot_image.c_str(),
+ google::FlagSettingMode::SET_FLAGS_DEFAULT);
+ std::string default_cache_image = FLAGS_system_image_dir + "/cache.img";
+ SetCommandLineOptionWithMode("cache_image", default_cache_image.c_str(),
+ google::FlagSettingMode::SET_FLAGS_DEFAULT);
+ std::string default_data_image = FLAGS_system_image_dir + "/userdata.img";
+ SetCommandLineOptionWithMode("data_image", default_data_image.c_str(),
+ google::FlagSettingMode::SET_FLAGS_DEFAULT);
+ std::string default_vendor_image = FLAGS_system_image_dir + "/vendor.img";
+ SetCommandLineOptionWithMode("vendor_image", default_vendor_image.c_str(),
+ google::FlagSettingMode::SET_FLAGS_DEFAULT);
+
+ // Create data if necessary
+ if (!ApplyDataImagePolicy(FLAGS_data_image.c_str(),
+ FLAGS_data_policy,
+ FLAGS_blank_data_image_mb,
+ FLAGS_blank_data_image_fmt)) {
+ return false;
+ }
+
+ // Check that the files exist
+ for (const auto& file :
+ {FLAGS_system_image, FLAGS_vendor_image, FLAGS_cache_image,
+ FLAGS_data_image, FLAGS_boot_image}) {
+ if (!cvd::FileHasContent(file.c_str())) {
+ LOG(ERROR) << "File not found: " << file;
+ return false;
+ }
+ }
+ return true;
+}
+
+std::string GetCuttlefishEnvPath() {
+ return cvd::StringFromEnv("HOME", ".") + "/.cuttlefish.sh";
+}
+
+// Initializes the config object and saves it to file. It doesn't return it, all
+// further uses of the config should happen through the singleton
+bool InitializeCuttlefishConfiguration(
+ const cvd::BootImageUnpacker& boot_image_unpacker) {
+ vsoc::CuttlefishConfig tmp_config_obj;
+ auto& memory_layout = *vsoc::VSoCMemoryLayout::Get();
+ // Set this first so that calls to PerInstancePath below are correct
+ tmp_config_obj.set_instance_dir(FLAGS_instance_dir);
+ if (!vm_manager::VmManager::IsValidName(FLAGS_vm_manager)) {
+ LOG(ERROR) << "Invalid vm_manager: " << FLAGS_vm_manager;
+ return false;
+ }
+ tmp_config_obj.set_vm_manager(FLAGS_vm_manager);
+
+ tmp_config_obj.set_serial_number(FLAGS_serial_number);
+
+ tmp_config_obj.set_cpus(FLAGS_cpus);
+ tmp_config_obj.set_memory_mb(FLAGS_memory_mb);
+
+ tmp_config_obj.set_dpi(FLAGS_dpi);
+ tmp_config_obj.set_setupwizard_mode(FLAGS_setupwizard_mode);
+ tmp_config_obj.set_x_res(FLAGS_x_res);
+ tmp_config_obj.set_y_res(FLAGS_y_res);
+ tmp_config_obj.set_num_screen_buffers(FLAGS_num_screen_buffers);
+ tmp_config_obj.set_refresh_rate_hz(FLAGS_refresh_rate_hz);
+ tmp_config_obj.set_gdb_flag(FLAGS_qemu_gdb);
+ tmp_config_obj.set_adb_mode(FLAGS_adb_mode);
+ tmp_config_obj.set_adb_ip_and_port("127.0.0.1:" + std::to_string(GetHostPort()));
+
+ tmp_config_obj.set_device_title(FLAGS_device_title);
+ if (FLAGS_kernel_path.size()) {
+ tmp_config_obj.set_kernel_image_path(FLAGS_kernel_path);
+ tmp_config_obj.set_use_unpacked_kernel(false);
+ } else {
+ tmp_config_obj.set_kernel_image_path(
+ tmp_config_obj.PerInstancePath("kernel"));
+ tmp_config_obj.set_use_unpacked_kernel(true);
+ }
+
+ auto ramdisk_path = tmp_config_obj.PerInstancePath("ramdisk.img");
+ bool use_ramdisk = boot_image_unpacker.HasRamdiskImage();
+ if (!use_ramdisk) {
+ LOG(INFO) << "No ramdisk present; assuming system-as-root build";
+ ramdisk_path = "";
+ }
+
+ // This needs to be done here because the dtb path depends on the presence of
+ // the ramdisk
+ if (FLAGS_dtb.empty()) {
+ if (use_ramdisk) {
+ FLAGS_dtb = vsoc::DefaultHostArtifactsPath("config/initrd-root.dtb");
+ } else {
+ FLAGS_dtb = vsoc::DefaultHostArtifactsPath("config/system-root.dtb");
+ }
+ }
+
+ tmp_config_obj.add_kernel_cmdline(boot_image_unpacker.kernel_cmdline());
+ if (!use_ramdisk) {
+ tmp_config_obj.add_kernel_cmdline("root=/dev/vda");
+ }
+ tmp_config_obj.add_kernel_cmdline("init=/init");
+ tmp_config_obj.add_kernel_cmdline(
+ concat("androidboot.serialno=", FLAGS_serial_number));
+ tmp_config_obj.add_kernel_cmdline("mac80211_hwsim.radios=0");
+ tmp_config_obj.add_kernel_cmdline(concat("androidboot.lcd_density=", FLAGS_dpi));
+ tmp_config_obj.add_kernel_cmdline(
+ concat("androidboot.setupwizard_mode=", FLAGS_setupwizard_mode));
+ tmp_config_obj.add_kernel_cmdline(concat("loop.max_part=", FLAGS_loop_max_part));
+ if (!FLAGS_console.empty()) {
+ tmp_config_obj.add_kernel_cmdline(concat("console=", FLAGS_console));
+ }
+ if (!FLAGS_androidboot_console.empty()) {
+ tmp_config_obj.add_kernel_cmdline(
+ concat("androidboot.console=", FLAGS_androidboot_console));
+ }
+ if (!FLAGS_hardware_name.empty()) {
+ tmp_config_obj.add_kernel_cmdline(
+ concat("androidboot.hardware=", FLAGS_hardware_name));
+ }
+ if (!FLAGS_guest_security.empty()) {
+ tmp_config_obj.add_kernel_cmdline(concat("security=", FLAGS_guest_security));
+ if (FLAGS_guest_enforce_security) {
+ tmp_config_obj.add_kernel_cmdline("enforcing=1");
+ } else {
+ tmp_config_obj.add_kernel_cmdline("enforcing=0");
+ tmp_config_obj.add_kernel_cmdline("androidboot.selinux=permissive");
+ }
+ if (FLAGS_guest_audit_security) {
+ tmp_config_obj.add_kernel_cmdline("audit=1");
+ } else {
+ tmp_config_obj.add_kernel_cmdline("audit=0");
+ }
+ }
+ if (FLAGS_run_e2e_test) {
+ tmp_config_obj.add_kernel_cmdline("androidboot.vsoc_e2e_test=1");
+ }
+ if (FLAGS_extra_kernel_cmdline.size()) {
+ tmp_config_obj.add_kernel_cmdline(FLAGS_extra_kernel_cmdline);
+ }
+
+ tmp_config_obj.set_ramdisk_image_path(ramdisk_path);
+ tmp_config_obj.set_system_image_path(FLAGS_system_image);
+ tmp_config_obj.set_cache_image_path(FLAGS_cache_image);
+ tmp_config_obj.set_data_image_path(FLAGS_data_image);
+ tmp_config_obj.set_vendor_image_path(FLAGS_vendor_image);
+ tmp_config_obj.set_dtb_path(FLAGS_dtb);
+
+ tmp_config_obj.set_mempath(FLAGS_mempath);
+ tmp_config_obj.set_ivshmem_qemu_socket_path(
+ tmp_config_obj.PerInstancePath("ivshmem_socket_qemu"));
+ tmp_config_obj.set_ivshmem_client_socket_path(
+ tmp_config_obj.PerInstancePath("ivshmem_socket_client"));
+ tmp_config_obj.set_ivshmem_vector_count(memory_layout.GetRegions().size());
+
+ if (AdbUsbEnabled(tmp_config_obj)) {
+ tmp_config_obj.set_usb_v1_socket_name(tmp_config_obj.PerInstancePath("usb-v1"));
+ tmp_config_obj.set_vhci_port(FLAGS_vhci_port);
+ tmp_config_obj.set_usb_ip_socket_name(tmp_config_obj.PerInstancePath("usb-ip"));
+ }
+
+ tmp_config_obj.set_kernel_log_socket_name(tmp_config_obj.PerInstancePath("kernel-log"));
+ tmp_config_obj.set_deprecated_boot_completed(FLAGS_deprecated_boot_completed);
+ tmp_config_obj.set_console_path(tmp_config_obj.PerInstancePath("console"));
+ tmp_config_obj.set_logcat_path(tmp_config_obj.PerInstancePath("logcat"));
+ tmp_config_obj.set_launcher_log_path(tmp_config_obj.PerInstancePath("launcher.log"));
+ tmp_config_obj.set_launcher_monitor_socket_path(
+ tmp_config_obj.PerInstancePath("launcher_monitor.sock"));
+
+ tmp_config_obj.set_mobile_bridge_name(FLAGS_mobile_interface);
+ tmp_config_obj.set_mobile_tap_name(FLAGS_mobile_tap_name);
+
+ tmp_config_obj.set_wifi_bridge_name(FLAGS_wifi_interface);
+ tmp_config_obj.set_wifi_tap_name(FLAGS_wifi_tap_name);
+
+ tmp_config_obj.set_wifi_guest_mac_addr(FLAGS_guest_mac_address);
+ tmp_config_obj.set_wifi_host_mac_addr(FLAGS_host_mac_address);
+
+ tmp_config_obj.set_vsock_guest_cid(FLAGS_vsock_guest_cid);
+
+ tmp_config_obj.set_entropy_source("/dev/urandom");
+ tmp_config_obj.set_uuid(FLAGS_uuid);
+
+ tmp_config_obj.set_qemu_binary(FLAGS_qemu_binary);
+ tmp_config_obj.set_ivserver_binary(FLAGS_ivserver_binary);
+ tmp_config_obj.set_kernel_log_monitor_binary(FLAGS_kernel_log_monitor_binary);
+
+ tmp_config_obj.set_enable_vnc_server(FLAGS_start_vnc_server);
+ tmp_config_obj.set_vnc_server_binary(FLAGS_vnc_server_binary);
+ tmp_config_obj.set_vnc_server_port(FLAGS_vnc_server_port);
+
+ tmp_config_obj.set_enable_stream_audio(FLAGS_start_stream_audio);
+ tmp_config_obj.set_stream_audio_binary(FLAGS_stream_audio_binary);
+ tmp_config_obj.set_stream_audio_port(FLAGS_stream_audio_port);
+
+ tmp_config_obj.set_restart_subprocesses(FLAGS_restart_subprocesses);
+ tmp_config_obj.set_run_adb_connector(FLAGS_run_adb_connector);
+ tmp_config_obj.set_adb_connector_binary(FLAGS_adb_connector_binary);
+ tmp_config_obj.set_virtual_usb_manager_binary(
+ FLAGS_virtual_usb_manager_binary);
+ tmp_config_obj.set_socket_forward_proxy_binary(
+ FLAGS_socket_forward_proxy_binary);
+ tmp_config_obj.set_socket_vsock_proxy_binary(FLAGS_socket_vsock_proxy_binary);
+ tmp_config_obj.set_run_as_daemon(FLAGS_daemon);
+ tmp_config_obj.set_run_e2e_test(FLAGS_run_e2e_test);
+ tmp_config_obj.set_e2e_test_binary(FLAGS_e2e_test_binary);
+
+ if(!AdbUsbEnabled(tmp_config_obj)) {
+ tmp_config_obj.disable_usb_adb();
+ }
+
+ tmp_config_obj.set_cuttlefish_env_path(GetCuttlefishEnvPath());
+
+ auto config_file = GetConfigFilePath(tmp_config_obj);
+ auto config_link = vsoc::GetGlobalConfigFileLink();
+ // Save the config object before starting any host process
+ if (!tmp_config_obj.SaveToFile(config_file)) {
+ LOG(ERROR) << "Unable to save config object";
+ return false;
+ }
+ setenv(vsoc::kCuttlefishConfigEnvVarName, config_file.c_str(), true);
+ if (symlink(config_file.c_str(), config_link.c_str()) != 0) {
+ LOG(ERROR) << "Failed to create symlink to config file at " << config_link
+ << ": " << strerror(errno);
+ return false;
+ }
+
+ return true;
+}
+
+void SetDefaultFlagsForQemu() {
+ auto default_mobile_interface = GetPerInstanceDefault("cvd-mbr-");
+ SetCommandLineOptionWithMode("mobile_interface",
+ default_mobile_interface.c_str(),
+ google::FlagSettingMode::SET_FLAGS_DEFAULT);
+ auto default_mobile_tap_name = GetPerInstanceDefault("cvd-mtap-");
+ SetCommandLineOptionWithMode("mobile_tap_name",
+ default_mobile_tap_name.c_str(),
+ google::FlagSettingMode::SET_FLAGS_DEFAULT);
+ auto default_wifi_interface = GetPerInstanceDefault("cvd-wbr-");
+ SetCommandLineOptionWithMode("wifi_interface",
+ default_wifi_interface.c_str(),
+ google::FlagSettingMode::SET_FLAGS_DEFAULT);
+ auto default_wifi_tap_name = GetPerInstanceDefault("cvd-wtap-");
+ SetCommandLineOptionWithMode("wifi_tap_name",
+ default_wifi_tap_name.c_str(),
+ google::FlagSettingMode::SET_FLAGS_DEFAULT);
+ auto default_instance_dir =
+ cvd::StringFromEnv("HOME", ".") + "/cuttlefish_runtime";
+ SetCommandLineOptionWithMode("instance_dir",
+ default_instance_dir.c_str(),
+ google::FlagSettingMode::SET_FLAGS_DEFAULT);
+}
+
+bool ParseCommandLineFlags(int* argc, char*** argv) {
+ // The config_file is created by the launcher, so the launcher is the only
+ // host process that doesn't use the flag.
+ // Set the default to empty.
+ google::SetCommandLineOptionWithMode("config_file", "",
+ gflags::SET_FLAGS_DEFAULT);
+ google::ParseCommandLineNonHelpFlags(argc, argv, true);
+ bool invalid_manager = false;
+ if (FLAGS_vm_manager == vm_manager::QemuManager::name()) {
+ SetDefaultFlagsForQemu();
+ } else {
+ std::cerr << "Unknown Virtual Machine Manager: " << FLAGS_vm_manager
+ << std::endl;
+ invalid_manager = true;
+ }
+ google::HandleCommandLineHelpFlags();
+ if (invalid_manager) {
+ return false;
+ }
+ // Set the env variable to empty (in case the caller passed a value for it).
+ unsetenv(vsoc::kCuttlefishConfigEnvVarName);
+
+ return ResolveInstanceFiles();
+}
+
+bool CleanPriorFiles() {
+ // Everything on the instance directory
+ std::string prior_files = FLAGS_instance_dir + "/*";
+ // The shared memory file
+ prior_files += " " + FLAGS_mempath;
+ // The environment file
+ prior_files += " " + GetCuttlefishEnvPath();
+ // The global link to the config file
+ prior_files += " " + vsoc::GetGlobalConfigFileLink();
+ LOG(INFO) << "Assuming prior files of " << prior_files;
+ std::string fuser_cmd = "fuser " + prior_files + " 2> /dev/null";
+ int rval = std::system(fuser_cmd.c_str());
+ // fuser returns 0 if any of the files are open
+ if (WEXITSTATUS(rval) == 0) {
+ LOG(ERROR) << "Clean aborted: files are in use";
+ return false;
+ }
+ std::string clean_command = "rm -rf " + prior_files;
+ rval = std::system(clean_command.c_str());
+ if (WEXITSTATUS(rval) != 0) {
+ LOG(ERROR) << "Remove of files failed";
+ return false;
+ }
+ return true;
+}
+} // namespace
+
+vsoc::CuttlefishConfig* InitFilesystemAndCreateConfig(int* argc, char*** argv) {
+ if (!ParseCommandLineFlags(argc, argv)) {
+ LOG(ERROR) << "Failed to parse command arguments";
+ exit(LauncherExitCodes::kArgumentParsingError);
+ }
+
+ // Clean up prior files before saving the config file (doing it after would
+ // delete it)
+ if (!CleanPriorFiles()) {
+ LOG(ERROR) << "Failed to clean prior files";
+ exit(LauncherExitCodes::kPrioFilesCleanupError);
+ }
+ // Create instance directory if it doesn't exist.
+ if (!cvd::DirectoryExists(FLAGS_instance_dir.c_str())) {
+ LOG(INFO) << "Setting up " << FLAGS_instance_dir;
+ if (mkdir(FLAGS_instance_dir.c_str(), S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH) < 0) {
+ LOG(ERROR) << "Failed to create instance directory: "
+ << FLAGS_instance_dir << ". Error: " << errno;
+ exit(LauncherExitCodes::kInstanceDirCreationError);
+ }
+ }
+
+ auto boot_img_unpacker = cvd::BootImageUnpacker::FromImage(FLAGS_boot_image);
+
+ if (!InitializeCuttlefishConfiguration(*boot_img_unpacker)) {
+ LOG(ERROR) << "Failed to initialize configuration";
+ exit(LauncherExitCodes::kCuttlefishConfigurationInitError);
+ }
+ // Do this early so that the config object is ready for anything that needs it
+ auto config = vsoc::CuttlefishConfig::Get();
+ if (!config) {
+ LOG(ERROR) << "Failed to obtain config singleton";
+ exit(LauncherExitCodes::kCuttlefishConfigurationInitError);
+ }
+
+ if (!boot_img_unpacker->Unpack(config->ramdisk_image_path(),
+ config->use_unpacked_kernel()
+ ? config->kernel_image_path()
+ : "")) {
+ LOG(ERROR) << "Failed to unpack boot image";
+ exit(LauncherExitCodes::kBootImageUnpackError);
+ }
+
+ ValidateAdbModeFlag(*config);
+
+ return config;
+}
+
+std::string GetConfigFilePath(const vsoc::CuttlefishConfig& config) {
+ return config.PerInstancePath("cuttlefish_config.json");
+}
diff --git a/host/commands/launch/flags.h b/host/commands/launch/flags.h
new file mode 100644
index 0000000..9ca6f58
--- /dev/null
+++ b/host/commands/launch/flags.h
@@ -0,0 +1,6 @@
+#pragma once
+
+#include "host/libs/config/cuttlefish_config.h"
+
+vsoc::CuttlefishConfig* InitFilesystemAndCreateConfig(int* argc, char*** argv);
+std::string GetConfigFilePath(const vsoc::CuttlefishConfig& config);
diff --git a/host/commands/launch/main.cc b/host/commands/launch/main.cc
index e6f07cf..b97305e 100644
--- a/host/commands/launch/main.cc
+++ b/host/commands/launch/main.cc
@@ -49,6 +49,7 @@
#include "common/vsoc/shm/screen_layout.h"
#include "host/commands/launch/boot_image_unpacker.h"
#include "host/commands/launch/data_image.h"
+#include "host/commands/launch/flags.h"
#include "host/commands/launch/launch.h"
#include "host/commands/launch/launcher_defs.h"
#include "host/commands/launch/pre_launch_initializers.h"
@@ -62,153 +63,8 @@
using vsoc::GetPerInstanceDefault;
using cvd::LauncherExitCodes;
-DEFINE_string(
- system_image, "",
- "Path to the system image, if empty it is assumed to be a file named "
- "system.img in the directory specified by -system_image_dir");
-DEFINE_string(cache_image, "", "Location of the cache partition image.");
-DEFINE_int32(cpus, 2, "Virtual CPU count.");
-DEFINE_string(data_image, "", "Location of the data partition image.");
-DEFINE_string(data_policy, "use_existing", "How to handle userdata partition."
- " Either 'use_existing', 'create_if_missing', 'resize_up_to', or "
- "'always_create'.");
-DEFINE_int32(blank_data_image_mb, 0,
- "The size of the blank data image to generate, MB.");
-DEFINE_string(blank_data_image_fmt, "ext4",
- "The fs format for the blank data image. Used with mkfs.");
-DEFINE_string(qemu_gdb, "",
- "Debug flag to pass to qemu. e.g. --qemu_gdb=tcp::1234");
-
-DEFINE_int32(x_res, 720, "Width of the screen in pixels");
-DEFINE_int32(y_res, 1280, "Height of the screen in pixels");
-DEFINE_int32(dpi, 160, "Pixels per inch for the screen");
-DEFINE_int32(refresh_rate_hz, 60, "Screen refresh rate in Hertz");
-DEFINE_int32(num_screen_buffers, 3, "The number of screen buffers");
-DEFINE_string(kernel_path, "",
- "Path to the kernel. Overrides the one from the boot image");
-DEFINE_string(extra_kernel_cmdline, "",
- "Additional flags to put on the kernel command line");
-DEFINE_int32(loop_max_part, 7, "Maximum number of loop partitions");
-DEFINE_string(console, "ttyS0", "Console device for the guest kernel.");
-DEFINE_string(androidboot_console, "ttyS1",
- "Console device for the Android framework");
-DEFINE_string(hardware_name, "vsoc",
- "The codename of the device's hardware");
-DEFINE_string(guest_security, "selinux",
- "The security module to use in the guest");
-DEFINE_bool(guest_enforce_security, false,
- "Whether to run in enforcing mode (non permissive). Ignored if "
- "-guest_security is empty.");
-DEFINE_bool(guest_audit_security, true,
- "Whether to log security audits.");
-DEFINE_string(boot_image, "", "Location of cuttlefish boot image.");
-DEFINE_int32(memory_mb, 2048,
- "Total amount of memory available for guest, MB.");
-std::string g_default_mempath{vsoc::GetDefaultMempath()};
-DEFINE_string(mempath, g_default_mempath.c_str(),
- "Target location for the shmem file.");
-DEFINE_string(mobile_interface, "", // default handled on ParseCommandLine
- "Network interface to use for mobile networking");
-DEFINE_string(mobile_tap_name, "", // default handled on ParseCommandLine
- "The name of the tap interface to use for mobile");
-std::string g_default_serial_number{GetPerInstanceDefault("CUTTLEFISHCVD")};
-DEFINE_string(serial_number, g_default_serial_number.c_str(),
- "Serial number to use for the device");
-DEFINE_string(instance_dir, "", // default handled on ParseCommandLine
- "A directory to put all instance specific files");
-DEFINE_string(
- vm_manager, vm_manager::QemuManager::name(),
- "What virtual machine manager to use, one of {qemu_cli}");
-DEFINE_string(system_image_dir, vsoc::DefaultGuestImagePath(""),
- "Location of the system partition images.");
-DEFINE_string(vendor_image, "", "Location of the vendor partition image.");
-
-DEFINE_bool(deprecated_boot_completed, false, "Log boot completed message to"
- " host kernel. This is only used during transition of our clients."
- " Will be deprecated soon.");
-DEFINE_bool(start_vnc_server, true, "Whether to start the vnc server process.");
-DEFINE_string(vnc_server_binary,
- vsoc::DefaultHostArtifactsPath("bin/vnc_server"),
- "Location of the vnc server binary.");
-DEFINE_bool(start_stream_audio, true,
- "Whether to start the stream audio process.");
-DEFINE_string(stream_audio_binary,
- vsoc::DefaultHostArtifactsPath("bin/stream_audio"),
- "Location of the stream_audio binary.");
-DEFINE_string(virtual_usb_manager_binary,
- vsoc::DefaultHostArtifactsPath("bin/virtual_usb_manager"),
- "Location of the virtual usb manager binary.");
-DEFINE_string(kernel_log_monitor_binary,
- vsoc::DefaultHostArtifactsPath("bin/kernel_log_monitor"),
- "Location of the log monitor binary.");
-DEFINE_string(ivserver_binary,
- vsoc::DefaultHostArtifactsPath("bin/ivserver"),
- "Location of the ivshmem server binary.");
-DEFINE_int32(vnc_server_port, GetPerInstanceDefault(6444),
- "The port on which the vnc server should listen");
-DEFINE_int32(stream_audio_port, GetPerInstanceDefault(7444),
- "The port on which stream_audio should listen.");
-DEFINE_string(socket_forward_proxy_binary,
- vsoc::DefaultHostArtifactsPath("bin/socket_forward_proxy"),
- "Location of the socket_forward_proxy binary.");
-DEFINE_string(socket_vsock_proxy_binary,
- vsoc::DefaultHostArtifactsPath("bin/socket_vsock_proxy"),
- "Location of the socket_vsock_proxy binary.");
-DEFINE_string(adb_mode, "tunnel",
- "Mode for adb connection. Can be 'usb' for usb forwarding, "
- "'tunnel' for tcp connection, 'vsock_tunnel' for vsock tcp,"
- "or a comma separated list of types as in 'usb,tunnel'");
-DEFINE_bool(run_adb_connector, true,
- "Maintain adb connection by sending 'adb connect' commands to the "
- "server. Only relevant with --adb_mode=tunnel or vsock_tunnel");
-DEFINE_string(adb_connector_binary,
- vsoc::DefaultHostArtifactsPath("bin/adb_connector"),
- "Location of the adb_connector binary. Only relevant if "
- "--run_adb_connector is true");
-DEFINE_int32(vhci_port, GetPerInstanceDefault(0), "VHCI port to use for usb");
-DEFINE_string(guest_mac_address,
- GetPerInstanceDefault("00:43:56:44:80:"), // 00:43:56:44:80:0x
- "MAC address of the wifi interface to be created on the guest.");
-DEFINE_string(host_mac_address,
- "42:00:00:00:00:00",
- "MAC address of the wifi interface running on the host.");
-DEFINE_string(wifi_interface, "", // default handled on ParseCommandLine
- "Network interface to use for wifi");
-DEFINE_string(wifi_tap_name, "", // default handled on ParseCommandLine
- "The name of the tap interface to use for wifi");
-DEFINE_int32(vsock_guest_cid,
- vsoc::GetDefaultPerInstanceVsockCid(),
- "Guest identifier for vsock. Disabled if under 3.");
-
-// TODO(b/72969289) This should be generated
-DEFINE_string(dtb, "", "Path to the cuttlefish.dtb file");
-
-DEFINE_string(uuid, vsoc::GetPerInstanceDefault(vsoc::kDefaultUuidPrefix),
- "UUID to use for the device. Random if not specified");
-DEFINE_bool(daemon, false,
- "Run cuttlefish in background, the launcher exits on boot "
- "completed/failed");
-
-DEFINE_string(device_title, "", "Human readable name for the instance, "
- "used by the vnc_server for its server title");
-DEFINE_string(setupwizard_mode, "DISABLED",
- "One of DISABLED,OPTIONAL,REQUIRED");
-
-DEFINE_string(qemu_binary,
- "/usr/bin/qemu-system-x86_64",
- "The qemu binary to use");
-DEFINE_bool(restart_subprocesses, true, "Restart any crashed host process");
-DEFINE_bool(run_e2e_test, true, "Run e2e test after device launches");
-DEFINE_string(e2e_test_binary,
- vsoc::DefaultHostArtifactsPath("bin/host_region_e2e_test"),
- "Location of the region end to end test binary");
-
namespace {
-std::string GetConfigFilePath(const vsoc::CuttlefishConfig& config) {
- return config.PerInstancePath("cuttlefish_config.json");
-}
-
cvd::OnSocketReadyCb GetOnSubprocessExitCallback(
const vsoc::CuttlefishConfig& config) {
if (config.restart_subprocesses()) {
@@ -328,325 +184,6 @@
});
}
-bool ResolveInstanceFiles() {
- if (FLAGS_system_image_dir.empty()) {
- LOG(ERROR) << "--system_image_dir must be specified.";
- return false;
- }
-
- // If user did not specify location of either of these files, expect them to
- // be placed in --system_image_dir location.
- std::string default_system_image = FLAGS_system_image_dir + "/system.img";
- SetCommandLineOptionWithMode("system_image", default_system_image.c_str(),
- google::FlagSettingMode::SET_FLAGS_DEFAULT);
- std::string default_boot_image = FLAGS_system_image_dir + "/boot.img";
- SetCommandLineOptionWithMode("boot_image", default_boot_image.c_str(),
- google::FlagSettingMode::SET_FLAGS_DEFAULT);
- std::string default_cache_image = FLAGS_system_image_dir + "/cache.img";
- SetCommandLineOptionWithMode("cache_image", default_cache_image.c_str(),
- google::FlagSettingMode::SET_FLAGS_DEFAULT);
- std::string default_data_image = FLAGS_system_image_dir + "/userdata.img";
- SetCommandLineOptionWithMode("data_image", default_data_image.c_str(),
- google::FlagSettingMode::SET_FLAGS_DEFAULT);
- std::string default_vendor_image = FLAGS_system_image_dir + "/vendor.img";
- SetCommandLineOptionWithMode("vendor_image", default_vendor_image.c_str(),
- google::FlagSettingMode::SET_FLAGS_DEFAULT);
-
- // Create data if necessary
- if (!ApplyDataImagePolicy(FLAGS_data_image.c_str(),
- FLAGS_data_policy,
- FLAGS_blank_data_image_mb,
- FLAGS_blank_data_image_fmt)) {
- return false;
- }
-
- // Check that the files exist
- for (const auto& file :
- {FLAGS_system_image, FLAGS_vendor_image, FLAGS_cache_image,
- FLAGS_data_image, FLAGS_boot_image}) {
- if (!cvd::FileHasContent(file.c_str())) {
- LOG(ERROR) << "File not found: " << file;
- return false;
- }
- }
- return true;
-}
-
-template<typename S, typename T>
-static std::string concat(const S& s, const T& t) {
- std::ostringstream os;
- os << s << t;
- return os.str();
-}
-
-std::string GetCuttlefishEnvPath() {
- return cvd::StringFromEnv("HOME", ".") + "/.cuttlefish.sh";
-}
-
-// Initializes the config object and saves it to file. It doesn't return it, all
-// further uses of the config should happen through the singleton
-bool InitializeCuttlefishConfiguration(
- const cvd::BootImageUnpacker& boot_image_unpacker) {
- vsoc::CuttlefishConfig tmp_config_obj;
- auto& memory_layout = *vsoc::VSoCMemoryLayout::Get();
- // Set this first so that calls to PerInstancePath below are correct
- tmp_config_obj.set_instance_dir(FLAGS_instance_dir);
- if (!vm_manager::VmManager::IsValidName(FLAGS_vm_manager)) {
- LOG(ERROR) << "Invalid vm_manager: " << FLAGS_vm_manager;
- return false;
- }
- tmp_config_obj.set_vm_manager(FLAGS_vm_manager);
-
- tmp_config_obj.set_serial_number(FLAGS_serial_number);
-
- tmp_config_obj.set_cpus(FLAGS_cpus);
- tmp_config_obj.set_memory_mb(FLAGS_memory_mb);
-
- tmp_config_obj.set_dpi(FLAGS_dpi);
- tmp_config_obj.set_setupwizard_mode(FLAGS_setupwizard_mode);
- tmp_config_obj.set_x_res(FLAGS_x_res);
- tmp_config_obj.set_y_res(FLAGS_y_res);
- tmp_config_obj.set_num_screen_buffers(FLAGS_num_screen_buffers);
- tmp_config_obj.set_refresh_rate_hz(FLAGS_refresh_rate_hz);
- tmp_config_obj.set_gdb_flag(FLAGS_qemu_gdb);
- tmp_config_obj.set_adb_mode(FLAGS_adb_mode);
- tmp_config_obj.set_adb_ip_and_port("127.0.0.1:" + std::to_string(GetHostPort()));
-
- tmp_config_obj.set_device_title(FLAGS_device_title);
- if (FLAGS_kernel_path.size()) {
- tmp_config_obj.set_kernel_image_path(FLAGS_kernel_path);
- tmp_config_obj.set_use_unpacked_kernel(false);
- } else {
- tmp_config_obj.set_kernel_image_path(
- tmp_config_obj.PerInstancePath("kernel"));
- tmp_config_obj.set_use_unpacked_kernel(true);
- }
-
- auto ramdisk_path = tmp_config_obj.PerInstancePath("ramdisk.img");
- bool use_ramdisk = boot_image_unpacker.HasRamdiskImage();
- if (!use_ramdisk) {
- LOG(INFO) << "No ramdisk present; assuming system-as-root build";
- ramdisk_path = "";
- }
-
- // This needs to be done here because the dtb path depends on the presence of
- // the ramdisk
- if (FLAGS_dtb.empty()) {
- if (use_ramdisk) {
- FLAGS_dtb = vsoc::DefaultHostArtifactsPath("config/initrd-root.dtb");
- } else {
- FLAGS_dtb = vsoc::DefaultHostArtifactsPath("config/system-root.dtb");
- }
- }
-
- tmp_config_obj.add_kernel_cmdline(boot_image_unpacker.kernel_cmdline());
- if (!use_ramdisk) {
- tmp_config_obj.add_kernel_cmdline("root=/dev/vda");
- }
- tmp_config_obj.add_kernel_cmdline("init=/init");
- tmp_config_obj.add_kernel_cmdline(
- concat("androidboot.serialno=", FLAGS_serial_number));
- tmp_config_obj.add_kernel_cmdline("mac80211_hwsim.radios=0");
- tmp_config_obj.add_kernel_cmdline(concat("androidboot.lcd_density=", FLAGS_dpi));
- tmp_config_obj.add_kernel_cmdline(
- concat("androidboot.setupwizard_mode=", FLAGS_setupwizard_mode));
- tmp_config_obj.add_kernel_cmdline(concat("loop.max_part=", FLAGS_loop_max_part));
- if (!FLAGS_console.empty()) {
- tmp_config_obj.add_kernel_cmdline(concat("console=", FLAGS_console));
- }
- if (!FLAGS_androidboot_console.empty()) {
- tmp_config_obj.add_kernel_cmdline(
- concat("androidboot.console=", FLAGS_androidboot_console));
- }
- if (!FLAGS_hardware_name.empty()) {
- tmp_config_obj.add_kernel_cmdline(
- concat("androidboot.hardware=", FLAGS_hardware_name));
- }
- if (!FLAGS_guest_security.empty()) {
- tmp_config_obj.add_kernel_cmdline(concat("security=", FLAGS_guest_security));
- if (FLAGS_guest_enforce_security) {
- tmp_config_obj.add_kernel_cmdline("enforcing=1");
- } else {
- tmp_config_obj.add_kernel_cmdline("enforcing=0");
- tmp_config_obj.add_kernel_cmdline("androidboot.selinux=permissive");
- }
- if (FLAGS_guest_audit_security) {
- tmp_config_obj.add_kernel_cmdline("audit=1");
- } else {
- tmp_config_obj.add_kernel_cmdline("audit=0");
- }
- }
- if (FLAGS_run_e2e_test) {
- tmp_config_obj.add_kernel_cmdline("androidboot.vsoc_e2e_test=1");
- }
- if (FLAGS_extra_kernel_cmdline.size()) {
- tmp_config_obj.add_kernel_cmdline(FLAGS_extra_kernel_cmdline);
- }
-
- tmp_config_obj.set_ramdisk_image_path(ramdisk_path);
- tmp_config_obj.set_system_image_path(FLAGS_system_image);
- tmp_config_obj.set_cache_image_path(FLAGS_cache_image);
- tmp_config_obj.set_data_image_path(FLAGS_data_image);
- tmp_config_obj.set_vendor_image_path(FLAGS_vendor_image);
- tmp_config_obj.set_dtb_path(FLAGS_dtb);
-
- tmp_config_obj.set_mempath(FLAGS_mempath);
- tmp_config_obj.set_ivshmem_qemu_socket_path(
- tmp_config_obj.PerInstancePath("ivshmem_socket_qemu"));
- tmp_config_obj.set_ivshmem_client_socket_path(
- tmp_config_obj.PerInstancePath("ivshmem_socket_client"));
- tmp_config_obj.set_ivshmem_vector_count(memory_layout.GetRegions().size());
-
- if (AdbUsbEnabled(tmp_config_obj)) {
- tmp_config_obj.set_usb_v1_socket_name(tmp_config_obj.PerInstancePath("usb-v1"));
- tmp_config_obj.set_vhci_port(FLAGS_vhci_port);
- tmp_config_obj.set_usb_ip_socket_name(tmp_config_obj.PerInstancePath("usb-ip"));
- }
-
- tmp_config_obj.set_kernel_log_socket_name(tmp_config_obj.PerInstancePath("kernel-log"));
- tmp_config_obj.set_deprecated_boot_completed(FLAGS_deprecated_boot_completed);
- tmp_config_obj.set_console_path(tmp_config_obj.PerInstancePath("console"));
- tmp_config_obj.set_logcat_path(tmp_config_obj.PerInstancePath("logcat"));
- tmp_config_obj.set_launcher_log_path(tmp_config_obj.PerInstancePath("launcher.log"));
- tmp_config_obj.set_launcher_monitor_socket_path(
- tmp_config_obj.PerInstancePath("launcher_monitor.sock"));
-
- tmp_config_obj.set_mobile_bridge_name(FLAGS_mobile_interface);
- tmp_config_obj.set_mobile_tap_name(FLAGS_mobile_tap_name);
-
- tmp_config_obj.set_wifi_bridge_name(FLAGS_wifi_interface);
- tmp_config_obj.set_wifi_tap_name(FLAGS_wifi_tap_name);
-
- tmp_config_obj.set_wifi_guest_mac_addr(FLAGS_guest_mac_address);
- tmp_config_obj.set_wifi_host_mac_addr(FLAGS_host_mac_address);
-
- tmp_config_obj.set_vsock_guest_cid(FLAGS_vsock_guest_cid);
-
- tmp_config_obj.set_entropy_source("/dev/urandom");
- tmp_config_obj.set_uuid(FLAGS_uuid);
-
- tmp_config_obj.set_qemu_binary(FLAGS_qemu_binary);
- tmp_config_obj.set_ivserver_binary(FLAGS_ivserver_binary);
- tmp_config_obj.set_kernel_log_monitor_binary(FLAGS_kernel_log_monitor_binary);
-
- tmp_config_obj.set_enable_vnc_server(FLAGS_start_vnc_server);
- tmp_config_obj.set_vnc_server_binary(FLAGS_vnc_server_binary);
- tmp_config_obj.set_vnc_server_port(FLAGS_vnc_server_port);
-
- tmp_config_obj.set_enable_stream_audio(FLAGS_start_stream_audio);
- tmp_config_obj.set_stream_audio_binary(FLAGS_stream_audio_binary);
- tmp_config_obj.set_stream_audio_port(FLAGS_stream_audio_port);
-
- tmp_config_obj.set_restart_subprocesses(FLAGS_restart_subprocesses);
- tmp_config_obj.set_run_adb_connector(FLAGS_run_adb_connector);
- tmp_config_obj.set_adb_connector_binary(FLAGS_adb_connector_binary);
- tmp_config_obj.set_virtual_usb_manager_binary(
- FLAGS_virtual_usb_manager_binary);
- tmp_config_obj.set_socket_forward_proxy_binary(
- FLAGS_socket_forward_proxy_binary);
- tmp_config_obj.set_socket_vsock_proxy_binary(FLAGS_socket_vsock_proxy_binary);
- tmp_config_obj.set_run_as_daemon(FLAGS_daemon);
- tmp_config_obj.set_run_e2e_test(FLAGS_run_e2e_test);
- tmp_config_obj.set_e2e_test_binary(FLAGS_e2e_test_binary);
-
- if(!AdbUsbEnabled(tmp_config_obj)) {
- tmp_config_obj.disable_usb_adb();
- }
-
- tmp_config_obj.set_cuttlefish_env_path(GetCuttlefishEnvPath());
-
- auto config_file = GetConfigFilePath(tmp_config_obj);
- auto config_link = vsoc::GetGlobalConfigFileLink();
- // Save the config object before starting any host process
- if (!tmp_config_obj.SaveToFile(config_file)) {
- LOG(ERROR) << "Unable to save config object";
- return false;
- }
- setenv(vsoc::kCuttlefishConfigEnvVarName, config_file.c_str(), true);
- if (symlink(config_file.c_str(), config_link.c_str()) != 0) {
- LOG(ERROR) << "Failed to create symlink to config file at " << config_link
- << ": " << strerror(errno);
- return false;
- }
-
- return true;
-}
-
-void SetDefaultFlagsForQemu() {
- auto default_mobile_interface = GetPerInstanceDefault("cvd-mbr-");
- SetCommandLineOptionWithMode("mobile_interface",
- default_mobile_interface.c_str(),
- google::FlagSettingMode::SET_FLAGS_DEFAULT);
- auto default_mobile_tap_name = GetPerInstanceDefault("cvd-mtap-");
- SetCommandLineOptionWithMode("mobile_tap_name",
- default_mobile_tap_name.c_str(),
- google::FlagSettingMode::SET_FLAGS_DEFAULT);
- auto default_wifi_interface = GetPerInstanceDefault("cvd-wbr-");
- SetCommandLineOptionWithMode("wifi_interface",
- default_wifi_interface.c_str(),
- google::FlagSettingMode::SET_FLAGS_DEFAULT);
- auto default_wifi_tap_name = GetPerInstanceDefault("cvd-wtap-");
- SetCommandLineOptionWithMode("wifi_tap_name",
- default_wifi_tap_name.c_str(),
- google::FlagSettingMode::SET_FLAGS_DEFAULT);
- auto default_instance_dir =
- cvd::StringFromEnv("HOME", ".") + "/cuttlefish_runtime";
- SetCommandLineOptionWithMode("instance_dir",
- default_instance_dir.c_str(),
- google::FlagSettingMode::SET_FLAGS_DEFAULT);
-}
-
-bool ParseCommandLineFlags(int* argc, char*** argv) {
- // The config_file is created by the launcher, so the launcher is the only
- // host process that doesn't use the flag.
- // Set the default to empty.
- google::SetCommandLineOptionWithMode("config_file", "",
- gflags::SET_FLAGS_DEFAULT);
- google::ParseCommandLineNonHelpFlags(argc, argv, true);
- bool invalid_manager = false;
- if (FLAGS_vm_manager == vm_manager::QemuManager::name()) {
- SetDefaultFlagsForQemu();
- } else {
- std::cerr << "Unknown Virtual Machine Manager: " << FLAGS_vm_manager
- << std::endl;
- invalid_manager = true;
- }
- google::HandleCommandLineHelpFlags();
- if (invalid_manager) {
- return false;
- }
- // Set the env variable to empty (in case the caller passed a value for it).
- unsetenv(vsoc::kCuttlefishConfigEnvVarName);
-
- return ResolveInstanceFiles();
-}
-
-bool CleanPriorFiles() {
- // Everything on the instance directory
- std::string prior_files = FLAGS_instance_dir + "/*";
- // The shared memory file
- prior_files += " " + FLAGS_mempath;
- // The environment file
- prior_files += " " + GetCuttlefishEnvPath();
- // The global link to the config file
- prior_files += " " + vsoc::GetGlobalConfigFileLink();
- LOG(INFO) << "Assuming prior files of " << prior_files;
- std::string fuser_cmd = "fuser " + prior_files + " 2> /dev/null";
- int rval = std::system(fuser_cmd.c_str());
- // fuser returns 0 if any of the files are open
- if (WEXITSTATUS(rval) == 0) {
- LOG(ERROR) << "Clean aborted: files are in use";
- return false;
- }
- std::string clean_command = "rm -rf " + prior_files;
- rval = std::system(clean_command.c_str());
- if (WEXITSTATUS(rval) != 0) {
- LOG(ERROR) << "Remove of files failed";
- return false;
- }
- return true;
-}
-
bool WriteCuttlefishEnvironment(const vsoc::CuttlefishConfig& config) {
auto env = cvd::SharedFD::Open(config.cuttlefish_env_path().c_str(),
O_CREAT | O_RDWR, 0755);
@@ -798,41 +335,8 @@
int main(int argc, char** argv) {
::android::base::InitLogging(argv, android::base::StderrLogger);
- if (!ParseCommandLineFlags(&argc, &argv)) {
- LOG(ERROR) << "Failed to parse command arguments";
- return LauncherExitCodes::kArgumentParsingError;
- }
- // Clean up prior files before saving the config file (doing it after would
- // delete it)
- if (!CleanPriorFiles()) {
- LOG(ERROR) << "Failed to clean prior files";
- return LauncherExitCodes::kPrioFilesCleanupError;
- }
- // Create instance directory if it doesn't exist.
- if (!cvd::DirectoryExists(FLAGS_instance_dir.c_str())) {
- LOG(INFO) << "Setting up " << FLAGS_instance_dir;
- if (mkdir(FLAGS_instance_dir.c_str(), S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH) < 0) {
- LOG(ERROR) << "Failed to create instance directory: "
- << FLAGS_instance_dir << ". Error: " << errno;
- return LauncherExitCodes::kInstanceDirCreationError;
- }
- }
-
- auto boot_img_unpacker = cvd::BootImageUnpacker::FromImage(FLAGS_boot_image);
-
- if (!InitializeCuttlefishConfiguration(*boot_img_unpacker)) {
- LOG(ERROR) << "Failed to initialize configuration";
- return LauncherExitCodes::kCuttlefishConfigurationInitError;
- }
- // Do this early so that the config object is ready for anything that needs it
- auto config = vsoc::CuttlefishConfig::Get();
- if (!config) {
- LOG(ERROR) << "Failed to obtain config singleton";
- return LauncherExitCodes::kCuttlefishConfigurationInitError;
- }
-
- ValidateAdbModeFlag(*config);
+ auto config = InitFilesystemAndCreateConfig(&argc, &argv);
auto vm_manager = vm_manager::VmManager::Get(config->vm_manager(), config);
@@ -849,14 +353,6 @@
return LauncherExitCodes::kInvalidHostConfiguration;
}
- if (!boot_img_unpacker->Unpack(config->ramdisk_image_path(),
- config->use_unpacked_kernel()
- ? config->kernel_image_path()
- : "")) {
- LOG(ERROR) << "Failed to unpack boot image";
- return LauncherExitCodes::kBootImageUnpackError;
- }
-
if (!WriteCuttlefishEnvironment(*config)) {
LOG(ERROR) << "Unable to write cuttlefish environment file";
}