Cody Schuffelen | 20ecaca | 2019-01-29 17:43:38 -0800 | [diff] [blame] | 1 | #include "host/commands/launch/flags.h" |
| 2 | |
| 3 | #include <iostream> |
| 4 | |
| 5 | #include <gflags/gflags.h> |
| 6 | #include <glog/logging.h> |
| 7 | |
| 8 | #include "common/libs/utils/environment.h" |
| 9 | #include "common/libs/utils/files.h" |
| 10 | #include "common/vsoc/lib/vsoc_memory.h" |
| 11 | #include "host/commands/launch/boot_image_unpacker.h" |
| 12 | #include "host/commands/launch/data_image.h" |
| 13 | #include "host/commands/launch/launch.h" |
| 14 | #include "host/commands/launch/launcher_defs.h" |
| 15 | #include "host/libs/vm_manager/qemu_manager.h" |
| 16 | #include "host/libs/vm_manager/vm_manager.h" |
| 17 | |
| 18 | using vsoc::GetPerInstanceDefault; |
| 19 | using cvd::LauncherExitCodes; |
| 20 | |
| 21 | DEFINE_string( |
| 22 | system_image, "", |
| 23 | "Path to the system image, if empty it is assumed to be a file named " |
| 24 | "system.img in the directory specified by -system_image_dir"); |
| 25 | DEFINE_string(cache_image, "", "Location of the cache partition image."); |
| 26 | DEFINE_int32(cpus, 2, "Virtual CPU count."); |
| 27 | DEFINE_string(data_image, "", "Location of the data partition image."); |
| 28 | DEFINE_string(data_policy, "use_existing", "How to handle userdata partition." |
| 29 | " Either 'use_existing', 'create_if_missing', 'resize_up_to', or " |
| 30 | "'always_create'."); |
| 31 | DEFINE_int32(blank_data_image_mb, 0, |
| 32 | "The size of the blank data image to generate, MB."); |
| 33 | DEFINE_string(blank_data_image_fmt, "ext4", |
| 34 | "The fs format for the blank data image. Used with mkfs."); |
| 35 | DEFINE_string(qemu_gdb, "", |
| 36 | "Debug flag to pass to qemu. e.g. --qemu_gdb=tcp::1234"); |
| 37 | |
| 38 | DEFINE_int32(x_res, 720, "Width of the screen in pixels"); |
| 39 | DEFINE_int32(y_res, 1280, "Height of the screen in pixels"); |
| 40 | DEFINE_int32(dpi, 160, "Pixels per inch for the screen"); |
| 41 | DEFINE_int32(refresh_rate_hz, 60, "Screen refresh rate in Hertz"); |
| 42 | DEFINE_int32(num_screen_buffers, 3, "The number of screen buffers"); |
| 43 | DEFINE_string(kernel_path, "", |
| 44 | "Path to the kernel. Overrides the one from the boot image"); |
| 45 | DEFINE_string(extra_kernel_cmdline, "", |
| 46 | "Additional flags to put on the kernel command line"); |
| 47 | DEFINE_int32(loop_max_part, 7, "Maximum number of loop partitions"); |
| 48 | DEFINE_string(console, "ttyS0", "Console device for the guest kernel."); |
| 49 | DEFINE_string(androidboot_console, "ttyS1", |
| 50 | "Console device for the Android framework"); |
| 51 | DEFINE_string(hardware_name, "vsoc", |
| 52 | "The codename of the device's hardware"); |
| 53 | DEFINE_string(guest_security, "selinux", |
| 54 | "The security module to use in the guest"); |
| 55 | DEFINE_bool(guest_enforce_security, false, |
| 56 | "Whether to run in enforcing mode (non permissive). Ignored if " |
| 57 | "-guest_security is empty."); |
| 58 | DEFINE_bool(guest_audit_security, true, |
| 59 | "Whether to log security audits."); |
| 60 | DEFINE_string(boot_image, "", "Location of cuttlefish boot image."); |
| 61 | DEFINE_int32(memory_mb, 2048, |
| 62 | "Total amount of memory available for guest, MB."); |
| 63 | std::string g_default_mempath{vsoc::GetDefaultMempath()}; |
| 64 | DEFINE_string(mempath, g_default_mempath.c_str(), |
| 65 | "Target location for the shmem file."); |
| 66 | DEFINE_string(mobile_interface, "", // default handled on ParseCommandLine |
| 67 | "Network interface to use for mobile networking"); |
| 68 | DEFINE_string(mobile_tap_name, "", // default handled on ParseCommandLine |
| 69 | "The name of the tap interface to use for mobile"); |
| 70 | std::string g_default_serial_number{GetPerInstanceDefault("CUTTLEFISHCVD")}; |
| 71 | DEFINE_string(serial_number, g_default_serial_number.c_str(), |
| 72 | "Serial number to use for the device"); |
| 73 | DEFINE_string(instance_dir, "", // default handled on ParseCommandLine |
| 74 | "A directory to put all instance specific files"); |
| 75 | DEFINE_string( |
| 76 | vm_manager, vm_manager::QemuManager::name(), |
| 77 | "What virtual machine manager to use, one of {qemu_cli}"); |
| 78 | DEFINE_string(system_image_dir, vsoc::DefaultGuestImagePath(""), |
| 79 | "Location of the system partition images."); |
| 80 | DEFINE_string(vendor_image, "", "Location of the vendor partition image."); |
| 81 | |
| 82 | DEFINE_bool(deprecated_boot_completed, false, "Log boot completed message to" |
| 83 | " host kernel. This is only used during transition of our clients." |
| 84 | " Will be deprecated soon."); |
| 85 | DEFINE_bool(start_vnc_server, true, "Whether to start the vnc server process."); |
| 86 | DEFINE_string(vnc_server_binary, |
| 87 | vsoc::DefaultHostArtifactsPath("bin/vnc_server"), |
| 88 | "Location of the vnc server binary."); |
| 89 | DEFINE_bool(start_stream_audio, true, |
| 90 | "Whether to start the stream audio process."); |
| 91 | DEFINE_string(stream_audio_binary, |
| 92 | vsoc::DefaultHostArtifactsPath("bin/stream_audio"), |
| 93 | "Location of the stream_audio binary."); |
| 94 | DEFINE_string(virtual_usb_manager_binary, |
| 95 | vsoc::DefaultHostArtifactsPath("bin/virtual_usb_manager"), |
| 96 | "Location of the virtual usb manager binary."); |
| 97 | DEFINE_string(kernel_log_monitor_binary, |
| 98 | vsoc::DefaultHostArtifactsPath("bin/kernel_log_monitor"), |
| 99 | "Location of the log monitor binary."); |
| 100 | DEFINE_string(ivserver_binary, |
| 101 | vsoc::DefaultHostArtifactsPath("bin/ivserver"), |
| 102 | "Location of the ivshmem server binary."); |
| 103 | DEFINE_int32(vnc_server_port, GetPerInstanceDefault(6444), |
| 104 | "The port on which the vnc server should listen"); |
| 105 | DEFINE_int32(stream_audio_port, GetPerInstanceDefault(7444), |
| 106 | "The port on which stream_audio should listen."); |
| 107 | DEFINE_string(socket_forward_proxy_binary, |
| 108 | vsoc::DefaultHostArtifactsPath("bin/socket_forward_proxy"), |
| 109 | "Location of the socket_forward_proxy binary."); |
| 110 | DEFINE_string(socket_vsock_proxy_binary, |
| 111 | vsoc::DefaultHostArtifactsPath("bin/socket_vsock_proxy"), |
| 112 | "Location of the socket_vsock_proxy binary."); |
| 113 | DEFINE_string(adb_mode, "tunnel", |
| 114 | "Mode for adb connection. Can be 'usb' for usb forwarding, " |
| 115 | "'tunnel' for tcp connection, 'vsock_tunnel' for vsock tcp," |
| 116 | "or a comma separated list of types as in 'usb,tunnel'"); |
| 117 | DEFINE_bool(run_adb_connector, true, |
| 118 | "Maintain adb connection by sending 'adb connect' commands to the " |
| 119 | "server. Only relevant with --adb_mode=tunnel or vsock_tunnel"); |
| 120 | DEFINE_string(adb_connector_binary, |
| 121 | vsoc::DefaultHostArtifactsPath("bin/adb_connector"), |
| 122 | "Location of the adb_connector binary. Only relevant if " |
| 123 | "--run_adb_connector is true"); |
| 124 | DEFINE_int32(vhci_port, GetPerInstanceDefault(0), "VHCI port to use for usb"); |
| 125 | DEFINE_string(guest_mac_address, |
| 126 | GetPerInstanceDefault("00:43:56:44:80:"), // 00:43:56:44:80:0x |
| 127 | "MAC address of the wifi interface to be created on the guest."); |
| 128 | DEFINE_string(host_mac_address, |
| 129 | "42:00:00:00:00:00", |
| 130 | "MAC address of the wifi interface running on the host."); |
| 131 | DEFINE_string(wifi_interface, "", // default handled on ParseCommandLine |
| 132 | "Network interface to use for wifi"); |
| 133 | DEFINE_string(wifi_tap_name, "", // default handled on ParseCommandLine |
| 134 | "The name of the tap interface to use for wifi"); |
| 135 | DEFINE_int32(vsock_guest_cid, |
| 136 | vsoc::GetDefaultPerInstanceVsockCid(), |
| 137 | "Guest identifier for vsock. Disabled if under 3."); |
| 138 | |
| 139 | // TODO(b/72969289) This should be generated |
| 140 | DEFINE_string(dtb, "", "Path to the cuttlefish.dtb file"); |
| 141 | |
| 142 | DEFINE_string(uuid, vsoc::GetPerInstanceDefault(vsoc::kDefaultUuidPrefix), |
| 143 | "UUID to use for the device. Random if not specified"); |
| 144 | DEFINE_bool(daemon, false, |
| 145 | "Run cuttlefish in background, the launcher exits on boot " |
| 146 | "completed/failed"); |
| 147 | |
| 148 | DEFINE_string(device_title, "", "Human readable name for the instance, " |
| 149 | "used by the vnc_server for its server title"); |
| 150 | DEFINE_string(setupwizard_mode, "DISABLED", |
| 151 | "One of DISABLED,OPTIONAL,REQUIRED"); |
| 152 | |
| 153 | DEFINE_string(qemu_binary, |
| 154 | "/usr/bin/qemu-system-x86_64", |
| 155 | "The qemu binary to use"); |
| 156 | DEFINE_bool(restart_subprocesses, true, "Restart any crashed host process"); |
| 157 | DEFINE_bool(run_e2e_test, true, "Run e2e test after device launches"); |
| 158 | DEFINE_string(e2e_test_binary, |
| 159 | vsoc::DefaultHostArtifactsPath("bin/host_region_e2e_test"), |
| 160 | "Location of the region end to end test binary"); |
| 161 | |
| 162 | namespace { |
| 163 | |
| 164 | template<typename S, typename T> |
| 165 | static std::string concat(const S& s, const T& t) { |
| 166 | std::ostringstream os; |
| 167 | os << s << t; |
| 168 | return os.str(); |
| 169 | } |
| 170 | |
| 171 | bool ResolveInstanceFiles() { |
| 172 | if (FLAGS_system_image_dir.empty()) { |
| 173 | LOG(ERROR) << "--system_image_dir must be specified."; |
| 174 | return false; |
| 175 | } |
| 176 | |
| 177 | // If user did not specify location of either of these files, expect them to |
| 178 | // be placed in --system_image_dir location. |
| 179 | std::string default_system_image = FLAGS_system_image_dir + "/system.img"; |
| 180 | SetCommandLineOptionWithMode("system_image", default_system_image.c_str(), |
| 181 | google::FlagSettingMode::SET_FLAGS_DEFAULT); |
| 182 | std::string default_boot_image = FLAGS_system_image_dir + "/boot.img"; |
| 183 | SetCommandLineOptionWithMode("boot_image", default_boot_image.c_str(), |
| 184 | google::FlagSettingMode::SET_FLAGS_DEFAULT); |
| 185 | std::string default_cache_image = FLAGS_system_image_dir + "/cache.img"; |
| 186 | SetCommandLineOptionWithMode("cache_image", default_cache_image.c_str(), |
| 187 | google::FlagSettingMode::SET_FLAGS_DEFAULT); |
| 188 | std::string default_data_image = FLAGS_system_image_dir + "/userdata.img"; |
| 189 | SetCommandLineOptionWithMode("data_image", default_data_image.c_str(), |
| 190 | google::FlagSettingMode::SET_FLAGS_DEFAULT); |
| 191 | std::string default_vendor_image = FLAGS_system_image_dir + "/vendor.img"; |
| 192 | SetCommandLineOptionWithMode("vendor_image", default_vendor_image.c_str(), |
| 193 | google::FlagSettingMode::SET_FLAGS_DEFAULT); |
| 194 | |
Cody Schuffelen | 20ecaca | 2019-01-29 17:43:38 -0800 | [diff] [blame] | 195 | return true; |
| 196 | } |
| 197 | |
| 198 | std::string GetCuttlefishEnvPath() { |
| 199 | return cvd::StringFromEnv("HOME", ".") + "/.cuttlefish.sh"; |
| 200 | } |
| 201 | |
| 202 | // Initializes the config object and saves it to file. It doesn't return it, all |
| 203 | // further uses of the config should happen through the singleton |
| 204 | bool InitializeCuttlefishConfiguration( |
| 205 | const cvd::BootImageUnpacker& boot_image_unpacker) { |
| 206 | vsoc::CuttlefishConfig tmp_config_obj; |
| 207 | auto& memory_layout = *vsoc::VSoCMemoryLayout::Get(); |
| 208 | // Set this first so that calls to PerInstancePath below are correct |
| 209 | tmp_config_obj.set_instance_dir(FLAGS_instance_dir); |
| 210 | if (!vm_manager::VmManager::IsValidName(FLAGS_vm_manager)) { |
| 211 | LOG(ERROR) << "Invalid vm_manager: " << FLAGS_vm_manager; |
| 212 | return false; |
| 213 | } |
| 214 | tmp_config_obj.set_vm_manager(FLAGS_vm_manager); |
| 215 | |
| 216 | tmp_config_obj.set_serial_number(FLAGS_serial_number); |
| 217 | |
| 218 | tmp_config_obj.set_cpus(FLAGS_cpus); |
| 219 | tmp_config_obj.set_memory_mb(FLAGS_memory_mb); |
| 220 | |
| 221 | tmp_config_obj.set_dpi(FLAGS_dpi); |
| 222 | tmp_config_obj.set_setupwizard_mode(FLAGS_setupwizard_mode); |
| 223 | tmp_config_obj.set_x_res(FLAGS_x_res); |
| 224 | tmp_config_obj.set_y_res(FLAGS_y_res); |
| 225 | tmp_config_obj.set_num_screen_buffers(FLAGS_num_screen_buffers); |
| 226 | tmp_config_obj.set_refresh_rate_hz(FLAGS_refresh_rate_hz); |
| 227 | tmp_config_obj.set_gdb_flag(FLAGS_qemu_gdb); |
| 228 | tmp_config_obj.set_adb_mode(FLAGS_adb_mode); |
| 229 | tmp_config_obj.set_adb_ip_and_port("127.0.0.1:" + std::to_string(GetHostPort())); |
| 230 | |
| 231 | tmp_config_obj.set_device_title(FLAGS_device_title); |
| 232 | if (FLAGS_kernel_path.size()) { |
| 233 | tmp_config_obj.set_kernel_image_path(FLAGS_kernel_path); |
| 234 | tmp_config_obj.set_use_unpacked_kernel(false); |
| 235 | } else { |
| 236 | tmp_config_obj.set_kernel_image_path( |
| 237 | tmp_config_obj.PerInstancePath("kernel")); |
| 238 | tmp_config_obj.set_use_unpacked_kernel(true); |
| 239 | } |
| 240 | |
| 241 | auto ramdisk_path = tmp_config_obj.PerInstancePath("ramdisk.img"); |
| 242 | bool use_ramdisk = boot_image_unpacker.HasRamdiskImage(); |
| 243 | if (!use_ramdisk) { |
| 244 | LOG(INFO) << "No ramdisk present; assuming system-as-root build"; |
| 245 | ramdisk_path = ""; |
| 246 | } |
| 247 | |
| 248 | // This needs to be done here because the dtb path depends on the presence of |
| 249 | // the ramdisk |
| 250 | if (FLAGS_dtb.empty()) { |
| 251 | if (use_ramdisk) { |
| 252 | FLAGS_dtb = vsoc::DefaultHostArtifactsPath("config/initrd-root.dtb"); |
| 253 | } else { |
| 254 | FLAGS_dtb = vsoc::DefaultHostArtifactsPath("config/system-root.dtb"); |
| 255 | } |
| 256 | } |
| 257 | |
| 258 | tmp_config_obj.add_kernel_cmdline(boot_image_unpacker.kernel_cmdline()); |
| 259 | if (!use_ramdisk) { |
| 260 | tmp_config_obj.add_kernel_cmdline("root=/dev/vda"); |
| 261 | } |
| 262 | tmp_config_obj.add_kernel_cmdline("init=/init"); |
| 263 | tmp_config_obj.add_kernel_cmdline( |
| 264 | concat("androidboot.serialno=", FLAGS_serial_number)); |
| 265 | tmp_config_obj.add_kernel_cmdline("mac80211_hwsim.radios=0"); |
| 266 | tmp_config_obj.add_kernel_cmdline(concat("androidboot.lcd_density=", FLAGS_dpi)); |
| 267 | tmp_config_obj.add_kernel_cmdline( |
| 268 | concat("androidboot.setupwizard_mode=", FLAGS_setupwizard_mode)); |
| 269 | tmp_config_obj.add_kernel_cmdline(concat("loop.max_part=", FLAGS_loop_max_part)); |
| 270 | if (!FLAGS_console.empty()) { |
| 271 | tmp_config_obj.add_kernel_cmdline(concat("console=", FLAGS_console)); |
| 272 | } |
| 273 | if (!FLAGS_androidboot_console.empty()) { |
| 274 | tmp_config_obj.add_kernel_cmdline( |
| 275 | concat("androidboot.console=", FLAGS_androidboot_console)); |
| 276 | } |
| 277 | if (!FLAGS_hardware_name.empty()) { |
| 278 | tmp_config_obj.add_kernel_cmdline( |
| 279 | concat("androidboot.hardware=", FLAGS_hardware_name)); |
| 280 | } |
| 281 | if (!FLAGS_guest_security.empty()) { |
| 282 | tmp_config_obj.add_kernel_cmdline(concat("security=", FLAGS_guest_security)); |
| 283 | if (FLAGS_guest_enforce_security) { |
| 284 | tmp_config_obj.add_kernel_cmdline("enforcing=1"); |
| 285 | } else { |
| 286 | tmp_config_obj.add_kernel_cmdline("enforcing=0"); |
| 287 | tmp_config_obj.add_kernel_cmdline("androidboot.selinux=permissive"); |
| 288 | } |
| 289 | if (FLAGS_guest_audit_security) { |
| 290 | tmp_config_obj.add_kernel_cmdline("audit=1"); |
| 291 | } else { |
| 292 | tmp_config_obj.add_kernel_cmdline("audit=0"); |
| 293 | } |
| 294 | } |
| 295 | if (FLAGS_run_e2e_test) { |
| 296 | tmp_config_obj.add_kernel_cmdline("androidboot.vsoc_e2e_test=1"); |
| 297 | } |
| 298 | if (FLAGS_extra_kernel_cmdline.size()) { |
| 299 | tmp_config_obj.add_kernel_cmdline(FLAGS_extra_kernel_cmdline); |
| 300 | } |
| 301 | |
| 302 | tmp_config_obj.set_ramdisk_image_path(ramdisk_path); |
| 303 | tmp_config_obj.set_system_image_path(FLAGS_system_image); |
| 304 | tmp_config_obj.set_cache_image_path(FLAGS_cache_image); |
| 305 | tmp_config_obj.set_data_image_path(FLAGS_data_image); |
| 306 | tmp_config_obj.set_vendor_image_path(FLAGS_vendor_image); |
| 307 | tmp_config_obj.set_dtb_path(FLAGS_dtb); |
| 308 | |
| 309 | tmp_config_obj.set_mempath(FLAGS_mempath); |
| 310 | tmp_config_obj.set_ivshmem_qemu_socket_path( |
| 311 | tmp_config_obj.PerInstancePath("ivshmem_socket_qemu")); |
| 312 | tmp_config_obj.set_ivshmem_client_socket_path( |
| 313 | tmp_config_obj.PerInstancePath("ivshmem_socket_client")); |
| 314 | tmp_config_obj.set_ivshmem_vector_count(memory_layout.GetRegions().size()); |
| 315 | |
| 316 | if (AdbUsbEnabled(tmp_config_obj)) { |
| 317 | tmp_config_obj.set_usb_v1_socket_name(tmp_config_obj.PerInstancePath("usb-v1")); |
| 318 | tmp_config_obj.set_vhci_port(FLAGS_vhci_port); |
| 319 | tmp_config_obj.set_usb_ip_socket_name(tmp_config_obj.PerInstancePath("usb-ip")); |
| 320 | } |
| 321 | |
| 322 | tmp_config_obj.set_kernel_log_socket_name(tmp_config_obj.PerInstancePath("kernel-log")); |
| 323 | tmp_config_obj.set_deprecated_boot_completed(FLAGS_deprecated_boot_completed); |
| 324 | tmp_config_obj.set_console_path(tmp_config_obj.PerInstancePath("console")); |
| 325 | tmp_config_obj.set_logcat_path(tmp_config_obj.PerInstancePath("logcat")); |
| 326 | tmp_config_obj.set_launcher_log_path(tmp_config_obj.PerInstancePath("launcher.log")); |
| 327 | tmp_config_obj.set_launcher_monitor_socket_path( |
| 328 | tmp_config_obj.PerInstancePath("launcher_monitor.sock")); |
| 329 | |
| 330 | tmp_config_obj.set_mobile_bridge_name(FLAGS_mobile_interface); |
| 331 | tmp_config_obj.set_mobile_tap_name(FLAGS_mobile_tap_name); |
| 332 | |
| 333 | tmp_config_obj.set_wifi_bridge_name(FLAGS_wifi_interface); |
| 334 | tmp_config_obj.set_wifi_tap_name(FLAGS_wifi_tap_name); |
| 335 | |
| 336 | tmp_config_obj.set_wifi_guest_mac_addr(FLAGS_guest_mac_address); |
| 337 | tmp_config_obj.set_wifi_host_mac_addr(FLAGS_host_mac_address); |
| 338 | |
| 339 | tmp_config_obj.set_vsock_guest_cid(FLAGS_vsock_guest_cid); |
| 340 | |
| 341 | tmp_config_obj.set_entropy_source("/dev/urandom"); |
| 342 | tmp_config_obj.set_uuid(FLAGS_uuid); |
| 343 | |
| 344 | tmp_config_obj.set_qemu_binary(FLAGS_qemu_binary); |
| 345 | tmp_config_obj.set_ivserver_binary(FLAGS_ivserver_binary); |
| 346 | tmp_config_obj.set_kernel_log_monitor_binary(FLAGS_kernel_log_monitor_binary); |
| 347 | |
| 348 | tmp_config_obj.set_enable_vnc_server(FLAGS_start_vnc_server); |
| 349 | tmp_config_obj.set_vnc_server_binary(FLAGS_vnc_server_binary); |
| 350 | tmp_config_obj.set_vnc_server_port(FLAGS_vnc_server_port); |
| 351 | |
| 352 | tmp_config_obj.set_enable_stream_audio(FLAGS_start_stream_audio); |
| 353 | tmp_config_obj.set_stream_audio_binary(FLAGS_stream_audio_binary); |
| 354 | tmp_config_obj.set_stream_audio_port(FLAGS_stream_audio_port); |
| 355 | |
| 356 | tmp_config_obj.set_restart_subprocesses(FLAGS_restart_subprocesses); |
| 357 | tmp_config_obj.set_run_adb_connector(FLAGS_run_adb_connector); |
| 358 | tmp_config_obj.set_adb_connector_binary(FLAGS_adb_connector_binary); |
| 359 | tmp_config_obj.set_virtual_usb_manager_binary( |
| 360 | FLAGS_virtual_usb_manager_binary); |
| 361 | tmp_config_obj.set_socket_forward_proxy_binary( |
| 362 | FLAGS_socket_forward_proxy_binary); |
| 363 | tmp_config_obj.set_socket_vsock_proxy_binary(FLAGS_socket_vsock_proxy_binary); |
| 364 | tmp_config_obj.set_run_as_daemon(FLAGS_daemon); |
| 365 | tmp_config_obj.set_run_e2e_test(FLAGS_run_e2e_test); |
| 366 | tmp_config_obj.set_e2e_test_binary(FLAGS_e2e_test_binary); |
| 367 | |
Cody Schuffelen | 2b51bab | 2019-01-29 18:14:48 -0800 | [diff] [blame^] | 368 | tmp_config_obj.set_data_policy(FLAGS_data_policy); |
| 369 | tmp_config_obj.set_blank_data_image_mb(FLAGS_blank_data_image_mb); |
| 370 | tmp_config_obj.set_blank_data_image_fmt(FLAGS_blank_data_image_fmt); |
| 371 | |
Cody Schuffelen | 20ecaca | 2019-01-29 17:43:38 -0800 | [diff] [blame] | 372 | if(!AdbUsbEnabled(tmp_config_obj)) { |
| 373 | tmp_config_obj.disable_usb_adb(); |
| 374 | } |
| 375 | |
| 376 | tmp_config_obj.set_cuttlefish_env_path(GetCuttlefishEnvPath()); |
| 377 | |
| 378 | auto config_file = GetConfigFilePath(tmp_config_obj); |
| 379 | auto config_link = vsoc::GetGlobalConfigFileLink(); |
| 380 | // Save the config object before starting any host process |
| 381 | if (!tmp_config_obj.SaveToFile(config_file)) { |
| 382 | LOG(ERROR) << "Unable to save config object"; |
| 383 | return false; |
| 384 | } |
| 385 | setenv(vsoc::kCuttlefishConfigEnvVarName, config_file.c_str(), true); |
| 386 | if (symlink(config_file.c_str(), config_link.c_str()) != 0) { |
| 387 | LOG(ERROR) << "Failed to create symlink to config file at " << config_link |
| 388 | << ": " << strerror(errno); |
| 389 | return false; |
| 390 | } |
| 391 | |
| 392 | return true; |
| 393 | } |
| 394 | |
| 395 | void SetDefaultFlagsForQemu() { |
| 396 | auto default_mobile_interface = GetPerInstanceDefault("cvd-mbr-"); |
| 397 | SetCommandLineOptionWithMode("mobile_interface", |
| 398 | default_mobile_interface.c_str(), |
| 399 | google::FlagSettingMode::SET_FLAGS_DEFAULT); |
| 400 | auto default_mobile_tap_name = GetPerInstanceDefault("cvd-mtap-"); |
| 401 | SetCommandLineOptionWithMode("mobile_tap_name", |
| 402 | default_mobile_tap_name.c_str(), |
| 403 | google::FlagSettingMode::SET_FLAGS_DEFAULT); |
| 404 | auto default_wifi_interface = GetPerInstanceDefault("cvd-wbr-"); |
| 405 | SetCommandLineOptionWithMode("wifi_interface", |
| 406 | default_wifi_interface.c_str(), |
| 407 | google::FlagSettingMode::SET_FLAGS_DEFAULT); |
| 408 | auto default_wifi_tap_name = GetPerInstanceDefault("cvd-wtap-"); |
| 409 | SetCommandLineOptionWithMode("wifi_tap_name", |
| 410 | default_wifi_tap_name.c_str(), |
| 411 | google::FlagSettingMode::SET_FLAGS_DEFAULT); |
| 412 | auto default_instance_dir = |
| 413 | cvd::StringFromEnv("HOME", ".") + "/cuttlefish_runtime"; |
| 414 | SetCommandLineOptionWithMode("instance_dir", |
| 415 | default_instance_dir.c_str(), |
| 416 | google::FlagSettingMode::SET_FLAGS_DEFAULT); |
| 417 | } |
| 418 | |
| 419 | bool ParseCommandLineFlags(int* argc, char*** argv) { |
| 420 | // The config_file is created by the launcher, so the launcher is the only |
| 421 | // host process that doesn't use the flag. |
| 422 | // Set the default to empty. |
| 423 | google::SetCommandLineOptionWithMode("config_file", "", |
| 424 | gflags::SET_FLAGS_DEFAULT); |
| 425 | google::ParseCommandLineNonHelpFlags(argc, argv, true); |
| 426 | bool invalid_manager = false; |
| 427 | if (FLAGS_vm_manager == vm_manager::QemuManager::name()) { |
| 428 | SetDefaultFlagsForQemu(); |
| 429 | } else { |
| 430 | std::cerr << "Unknown Virtual Machine Manager: " << FLAGS_vm_manager |
| 431 | << std::endl; |
| 432 | invalid_manager = true; |
| 433 | } |
| 434 | google::HandleCommandLineHelpFlags(); |
| 435 | if (invalid_manager) { |
| 436 | return false; |
| 437 | } |
| 438 | // Set the env variable to empty (in case the caller passed a value for it). |
| 439 | unsetenv(vsoc::kCuttlefishConfigEnvVarName); |
| 440 | |
| 441 | return ResolveInstanceFiles(); |
| 442 | } |
| 443 | |
| 444 | bool CleanPriorFiles() { |
| 445 | // Everything on the instance directory |
| 446 | std::string prior_files = FLAGS_instance_dir + "/*"; |
| 447 | // The shared memory file |
| 448 | prior_files += " " + FLAGS_mempath; |
| 449 | // The environment file |
| 450 | prior_files += " " + GetCuttlefishEnvPath(); |
| 451 | // The global link to the config file |
| 452 | prior_files += " " + vsoc::GetGlobalConfigFileLink(); |
| 453 | LOG(INFO) << "Assuming prior files of " << prior_files; |
| 454 | std::string fuser_cmd = "fuser " + prior_files + " 2> /dev/null"; |
| 455 | int rval = std::system(fuser_cmd.c_str()); |
| 456 | // fuser returns 0 if any of the files are open |
| 457 | if (WEXITSTATUS(rval) == 0) { |
| 458 | LOG(ERROR) << "Clean aborted: files are in use"; |
| 459 | return false; |
| 460 | } |
| 461 | std::string clean_command = "rm -rf " + prior_files; |
| 462 | rval = std::system(clean_command.c_str()); |
| 463 | if (WEXITSTATUS(rval) != 0) { |
| 464 | LOG(ERROR) << "Remove of files failed"; |
| 465 | return false; |
| 466 | } |
| 467 | return true; |
| 468 | } |
| 469 | } // namespace |
| 470 | |
| 471 | vsoc::CuttlefishConfig* InitFilesystemAndCreateConfig(int* argc, char*** argv) { |
| 472 | if (!ParseCommandLineFlags(argc, argv)) { |
| 473 | LOG(ERROR) << "Failed to parse command arguments"; |
| 474 | exit(LauncherExitCodes::kArgumentParsingError); |
| 475 | } |
| 476 | |
| 477 | // Clean up prior files before saving the config file (doing it after would |
| 478 | // delete it) |
| 479 | if (!CleanPriorFiles()) { |
| 480 | LOG(ERROR) << "Failed to clean prior files"; |
| 481 | exit(LauncherExitCodes::kPrioFilesCleanupError); |
| 482 | } |
| 483 | // Create instance directory if it doesn't exist. |
| 484 | if (!cvd::DirectoryExists(FLAGS_instance_dir.c_str())) { |
| 485 | LOG(INFO) << "Setting up " << FLAGS_instance_dir; |
| 486 | if (mkdir(FLAGS_instance_dir.c_str(), S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH) < 0) { |
| 487 | LOG(ERROR) << "Failed to create instance directory: " |
| 488 | << FLAGS_instance_dir << ". Error: " << errno; |
| 489 | exit(LauncherExitCodes::kInstanceDirCreationError); |
| 490 | } |
| 491 | } |
| 492 | |
Cody Schuffelen | 2b51bab | 2019-01-29 18:14:48 -0800 | [diff] [blame^] | 493 | if (!cvd::FileHasContent(FLAGS_boot_image)) { |
| 494 | LOG(ERROR) << "File not found: " << FLAGS_boot_image; |
| 495 | exit(cvd::kCuttlefishConfigurationInitError); |
| 496 | } |
| 497 | |
Cody Schuffelen | 20ecaca | 2019-01-29 17:43:38 -0800 | [diff] [blame] | 498 | auto boot_img_unpacker = cvd::BootImageUnpacker::FromImage(FLAGS_boot_image); |
| 499 | |
| 500 | if (!InitializeCuttlefishConfiguration(*boot_img_unpacker)) { |
| 501 | LOG(ERROR) << "Failed to initialize configuration"; |
| 502 | exit(LauncherExitCodes::kCuttlefishConfigurationInitError); |
| 503 | } |
| 504 | // Do this early so that the config object is ready for anything that needs it |
| 505 | auto config = vsoc::CuttlefishConfig::Get(); |
| 506 | if (!config) { |
| 507 | LOG(ERROR) << "Failed to obtain config singleton"; |
| 508 | exit(LauncherExitCodes::kCuttlefishConfigurationInitError); |
| 509 | } |
| 510 | |
| 511 | if (!boot_img_unpacker->Unpack(config->ramdisk_image_path(), |
| 512 | config->use_unpacked_kernel() |
| 513 | ? config->kernel_image_path() |
| 514 | : "")) { |
| 515 | LOG(ERROR) << "Failed to unpack boot image"; |
| 516 | exit(LauncherExitCodes::kBootImageUnpackError); |
| 517 | } |
| 518 | |
| 519 | ValidateAdbModeFlag(*config); |
| 520 | |
Cody Schuffelen | 2b51bab | 2019-01-29 18:14:48 -0800 | [diff] [blame^] | 521 | // Create data if necessary |
| 522 | if (!ApplyDataImagePolicy(*config)) { |
| 523 | exit(cvd::kCuttlefishConfigurationInitError); |
| 524 | } |
| 525 | |
| 526 | // Check that the files exist |
| 527 | for (const auto& file : |
| 528 | {config->system_image_path(), config->vendor_image_path(), |
| 529 | config->cache_image_path(), config->data_image_path()}) { |
| 530 | if (!cvd::FileHasContent(file.c_str())) { |
| 531 | LOG(ERROR) << "File not found: " << file; |
| 532 | exit(cvd::kCuttlefishConfigurationInitError); |
| 533 | } |
| 534 | } |
| 535 | |
Cody Schuffelen | 20ecaca | 2019-01-29 17:43:38 -0800 | [diff] [blame] | 536 | return config; |
| 537 | } |
| 538 | |
| 539 | std::string GetConfigFilePath(const vsoc::CuttlefishConfig& config) { |
| 540 | return config.PerInstancePath("cuttlefish_config.json"); |
| 541 | } |