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android / device / google / cuttlefish / 8503030ce79e1c63e7790e5eeeca4e31c442fa1f / . / host / commands / assemble_cvd / flags.cc
blob: c5a0d27e8d83c23656049cf72179e309f52d4ed7 [file] [log] [blame]
#include "host/commands/assemble_cvd/flags.h"
#include <android-base/logging.h>
#include <android-base/parsebool.h>
#include <android-base/parseint.h>
#include <android-base/strings.h>
#include <gflags/gflags.h>
#include <json/json.h>
#include <json/writer.h>
#include <sys/types.h>
#include <unistd.h>
#include <algorithm>
#include <array>
#include <fstream>
#include <iostream>
#include <optional>
#include <regex>
#include <set>
#include <sstream>
#include <unordered_map>
#include <fruit/fruit.h>
#include "common/libs/utils/contains.h"
#include "common/libs/utils/files.h"
#include "common/libs/utils/flag_parser.h"
#include "flags.h"
#include "flags_defaults.h"
#include "host/commands/assemble_cvd/alloc.h"
#include "host/commands/assemble_cvd/boot_config.h"
#include "host/commands/assemble_cvd/disk_flags.h"
#include "host/libs/config/config_flag.h"
#include "host/libs/config/esp.h"
#include "host/libs/config/host_tools_version.h"
#include "host/libs/config/instance_nums.h"
#include "host/libs/graphics_detector/graphics_detector.h"
#include "host/libs/vm_manager/crosvm_manager.h"
#include "host/libs/vm_manager/gem5_manager.h"
#include "host/libs/vm_manager/qemu_manager.h"
#include "host/libs/vm_manager/vm_manager.h"
using cuttlefish::DefaultHostArtifactsPath;
using cuttlefish::HostBinaryPath;
using cuttlefish::StringFromEnv;
using cuttlefish::vm_manager::CrosvmManager;
using google::FlagSettingMode::SET_FLAGS_DEFAULT;
using google::FlagSettingMode::SET_FLAGS_VALUE;
#define DEFINE_vec DEFINE_string
DEFINE_vec(cpus, std::to_string(CF_DEFAULTS_CPUS),
"Virtual CPU count.");
DEFINE_vec(data_policy, CF_DEFAULTS_DATA_POLICY,
"How to handle userdata partition."
" Either 'use_existing', 'create_if_missing', 'resize_up_to', or "
"'always_create'.");
DEFINE_vec(blank_data_image_mb,
std::to_string(CF_DEFAULTS_BLANK_DATA_IMAGE_MB),
"The size of the blank data image to generate, MB.");
DEFINE_vec(gdb_port, std::to_string(CF_DEFAULTS_GDB_PORT),
"Port number to spawn kernel gdb on e.g. -gdb_port=1234. The"
"kernel must have been built with CONFIG_RANDOMIZE_BASE "
"disabled.");
constexpr const char kDisplayHelp[] =
"Comma separated key=value pairs of display properties. Supported "
"properties:\n"
" 'width': required, width of the display in pixels\n"
" 'height': required, height of the display in pixels\n"
" 'dpi': optional, default 320, density of the display\n"
" 'refresh_rate_hz': optional, default 60, display refresh rate in Hertz\n"
". Example usage: \n"
"--display0=width=1280,height=720\n"
"--display1=width=1440,height=900,dpi=480,refresh_rate_hz=30\n";
// TODO(b/192495477): combine these into a single repeatable '--display' flag
// when assemble_cvd switches to using the new flag parsing library.
DEFINE_string(display0, CF_DEFAULTS_DISPLAY0, kDisplayHelp);
DEFINE_string(display1, CF_DEFAULTS_DISPLAY1, kDisplayHelp);
DEFINE_string(display2, CF_DEFAULTS_DISPLAY2, kDisplayHelp);
DEFINE_string(display3, CF_DEFAULTS_DISPLAY3, kDisplayHelp);
// TODO(b/171305898): mark these as deprecated after multi-display is fully
// enabled.
DEFINE_string(x_res, "0", "Width of the screen in pixels");
DEFINE_string(y_res, "0", "Height of the screen in pixels");
DEFINE_string(dpi, "0", "Pixels per inch for the screen");
DEFINE_string(refresh_rate_hz, "60", "Screen refresh rate in Hertz");
DEFINE_vec(kernel_path, CF_DEFAULTS_KERNEL_PATH,
"Path to the kernel. Overrides the one from the boot image");
DEFINE_vec(initramfs_path, CF_DEFAULTS_INITRAMFS_PATH,
"Path to the initramfs");
DEFINE_string(extra_kernel_cmdline, CF_DEFAULTS_EXTRA_KERNEL_CMDLINE,
"Additional flags to put on the kernel command line");
DEFINE_string(extra_bootconfig_args, CF_DEFAULTS_EXTRA_BOOTCONFIG_ARGS,
"Space-separated list of extra bootconfig args. "
"Note: overwriting an existing bootconfig argument "
"requires ':=' instead of '='.");
DEFINE_vec(guest_enforce_security,
cuttlefish::BoolToString(CF_DEFAULTS_GUEST_ENFORCE_SECURITY),
"Whether to run in enforcing mode (non permissive).");
DEFINE_vec(memory_mb, std::to_string(CF_DEFAULTS_MEMORY_MB),
"Total amount of memory available for guest, MB.");
DEFINE_vec(serial_number, CF_DEFAULTS_SERIAL_NUMBER,
"Serial number to use for the device");
DEFINE_vec(use_random_serial, cuttlefish::BoolToString(CF_DEFAULTS_USE_RANDOM_SERIAL),
"Whether to use random serial for the device.");
DEFINE_vec(vm_manager, CF_DEFAULTS_VM_MANAGER,
"What virtual machine manager to use, one of {qemu_cli, crosvm}");
DEFINE_vec(gpu_mode, CF_DEFAULTS_GPU_MODE,
"What gpu configuration to use, one of {auto, drm_virgl, "
"gfxstream, guest_swiftshader}");
DEFINE_vec(hwcomposer, CF_DEFAULTS_HWCOMPOSER,
"What hardware composer to use, one of {auto, drm, ranchu} ");
DEFINE_vec(gpu_capture_binary, CF_DEFAULTS_GPU_CAPTURE_BINARY,
"Path to the GPU capture binary to use when capturing GPU traces"
"(ngfx, renderdoc, etc)");
DEFINE_vec(enable_gpu_udmabuf, cuttlefish::BoolToString(CF_DEFAULTS_ENABLE_GPU_UDMABUF),
"Use the udmabuf driver for zero-copy virtio-gpu");
DEFINE_vec(enable_gpu_angle,
cuttlefish::BoolToString(CF_DEFAULTS_ENABLE_GPU_ANGLE),
"Use ANGLE to provide GLES implementation (always true for"
" guest_swiftshader");
DEFINE_vec(use_allocd, CF_DEFAULTS_USE_ALLOCD?"true":"false",
"Acquire static resources from the resource allocator daemon.");
DEFINE_vec(
enable_minimal_mode, CF_DEFAULTS_ENABLE_MINIMAL_MODE ? "true" : "false",
"Only enable the minimum features to boot a cuttlefish device and "
"support minimal UI interactions.\nNote: Currently only supports "
"handheld/phone targets");
DEFINE_vec(
pause_in_bootloader, CF_DEFAULTS_PAUSE_IN_BOOTLOADER?"true":"false",
"Stop the bootflow in u-boot. You can continue the boot by connecting "
"to the device console and typing in \"boot\".");
DEFINE_bool(enable_host_bluetooth, CF_DEFAULTS_ENABLE_HOST_BLUETOOTH,
"Enable the root-canal which is Bluetooth emulator in the host.");
DEFINE_int32(
rootcanal_instance_num, CF_DEFAULTS_ENABLE_ROOTCANAL_INSTANCE_NUM,
"If it is greater than 0, use an existing rootcanal instance which is "
"launched from cuttlefish instance "
"with rootcanal_instance_num. Else, launch a new rootcanal instance");
DEFINE_string(rootcanal_args, CF_DEFAULTS_ROOTCANAL_ARGS,
"Space-separated list of rootcanal args. ");
DEFINE_bool(netsim, CF_DEFAULTS_NETSIM,
"[Experimental] Connect all radios to netsim.");
DEFINE_bool(netsim_bt, CF_DEFAULTS_NETSIM_BT,
"[Experimental] Connect Bluetooth radio to netsim.");
DEFINE_string(bluetooth_controller_properties_file,
CF_DEFAULTS_BLUETOOTH_CONTROLLER_PROPERTIES_FILE,
"The configuartion file path for root-canal which is a Bluetooth "
"emulator.");
DEFINE_string(
bluetooth_default_commands_file,
CF_DEFAULTS_BLUETOOTH_DEFAULT_COMMANDS_FILE,
"The default commands which root-canal executes when it launches.");
/**
* crosvm sandbox feature requires /var/empty and seccomp directory
*
* Also see SetDefaultFlagsForCrosvm()
*/
DEFINE_vec(
enable_sandbox, cuttlefish::BoolToString(CF_DEFAULTS_ENABLE_SANDBOX),
"Enable crosvm sandbox assuming /var/empty and seccomp directories exist. "
"--noenable-sandbox will disable crosvm sandbox. "
"When no option is given, sandbox is disabled if Cuttlefish is running "
"inside a container, or if GPU is enabled (b/152323505), "
"or if the empty /var/empty directory either does not exist and "
"cannot be created. Otherwise, sandbox is enabled on the supported "
"architecture when no option is given.");
DEFINE_string(
seccomp_policy_dir, CF_DEFAULTS_SECCOMP_POLICY_DIR,
"With sandbox'ed crosvm, overrieds the security comp policy directory");
DEFINE_vec(start_webrtc, cuttlefish::BoolToString(CF_DEFAULTS_START_WEBRTC),
"Whether to start the webrtc process.");
DEFINE_vec(webrtc_assets_dir, CF_DEFAULTS_WEBRTC_ASSETS_DIR,
"[Experimental] Path to WebRTC webpage assets.");
DEFINE_string(webrtc_certs_dir, CF_DEFAULTS_WEBRTC_CERTS_DIR,
"[Experimental] Path to WebRTC certificates directory.");
static constexpr auto HOST_OPERATOR_SOCKET_PATH = "/run/cuttlefish/operator";
DEFINE_bool(
// The actual default for this flag is set with SetCommandLineOption() in
// GetKernelConfigsAndSetDefaults() at the end of this file.
start_webrtc_sig_server, CF_DEFAULTS_START_WEBRTC_SIG_SERVER,
"Whether to start the webrtc signaling server. This option only applies to "
"the first instance, if multiple instances are launched they'll share the "
"same signaling server, which is owned by the first one.");
DEFINE_string(webrtc_sig_server_addr, CF_DEFAULTS_WEBRTC_SIG_SERVER_ADDR,
"The address of the webrtc signaling server.");
DEFINE_int32(
webrtc_sig_server_port, CF_DEFAULTS_WEBRTC_SIG_SERVER_PORT,
"The port of the signaling server if started outside of this launch. If "
"-start_webrtc_sig_server is given it will choose 8443+instance_num1-1 and "
"this parameter is ignored.");
// TODO (jemoreira): We need a much bigger range to reliably support several
// simultaneous connections.
DEFINE_vec(tcp_port_range, CF_DEFAULTS_TCP_PORT_RANGE,
"The minimum and maximum TCP port numbers to allocate for ICE "
"candidates as 'min:max'. To use any port just specify '0:0'");
DEFINE_vec(udp_port_range, CF_DEFAULTS_UDP_PORT_RANGE,
"The minimum and maximum UDP port numbers to allocate for ICE "
"candidates as 'min:max'. To use any port just specify '0:0'");
DEFINE_string(webrtc_sig_server_path, CF_DEFAULTS_WEBRTC_SIG_SERVER_PATH,
"The path section of the URL where the device should be "
"registered with the signaling server.");
DEFINE_bool(
webrtc_sig_server_secure, CF_DEFAULTS_WEBRTC_SIG_SERVER_SECURE,
"Whether the WebRTC signaling server uses secure protocols (WSS vs WS).");
DEFINE_bool(verify_sig_server_certificate,
CF_DEFAULTS_VERIFY_SIG_SERVER_CERTIFICATE,
"Whether to verify the signaling server's certificate with a "
"trusted signing authority (Disallow self signed certificates). "
"This is ignored if an insecure server is configured.");
DEFINE_string(sig_server_headers_file, CF_DEFAULTS_SIG_SERVER_HEADERS_FILE,
"Path to a file containing HTTP headers to be included in the "
"connection to the signaling server. Each header should be on a "
"line by itself in the form <name>: <value>");
DEFINE_vec(
webrtc_device_id, CF_DEFAULTS_WEBRTC_DEVICE_ID,
"The for the device to register with the signaling server. Every "
"appearance of the substring '{num}' in the device id will be substituted "
"with the instance number to support multiple instances");
DEFINE_vec(uuid, CF_DEFAULTS_UUID,
"UUID to use for the device. Random if not specified");
DEFINE_vec(daemon, CF_DEFAULTS_DAEMON?"true":"false",
"Run cuttlefish in background, the launcher exits on boot "
"completed/failed");
DEFINE_vec(setupwizard_mode, CF_DEFAULTS_SETUPWIZARD_MODE,
"One of DISABLED,OPTIONAL,REQUIRED");
DEFINE_vec(enable_bootanimation,
cuttlefish::BoolToString(CF_DEFAULTS_ENABLE_BOOTANIMATION),
"Whether to enable the boot animation.");
DEFINE_string(qemu_binary_dir, CF_DEFAULTS_QEMU_BINARY_DIR,
"Path to the directory containing the qemu binary to use");
DEFINE_string(crosvm_binary, CF_DEFAULTS_CROSVM_BINARY,
"The Crosvm binary to use");
DEFINE_vec(gem5_binary_dir, CF_DEFAULTS_GEM5_BINARY_DIR,
"Path to the gem5 build tree root");
DEFINE_vec(gem5_checkpoint_dir, CF_DEFAULTS_GEM5_CHECKPOINT_DIR,
"Path to the gem5 restore checkpoint directory");
DEFINE_vec(gem5_debug_file, CF_DEFAULTS_GEM5_DEBUG_FILE,
"The file name where gem5 saves debug prints and logs");
DEFINE_string(gem5_debug_flags, CF_DEFAULTS_GEM5_DEBUG_FLAGS,
"The debug flags gem5 uses to print debugs to file");
DEFINE_vec(restart_subprocesses,
cuttlefish::BoolToString(CF_DEFAULTS_RESTART_SUBPROCESSES),
"Restart any crashed host process");
DEFINE_vec(enable_vehicle_hal_grpc_server,
cuttlefish::BoolToString(CF_DEFAULTS_ENABLE_VEHICLE_HAL_GRPC_SERVER),
"Enables the vehicle HAL "
"emulation gRPC server on the host");
DEFINE_vec(bootloader, CF_DEFAULTS_BOOTLOADER, "Bootloader binary path");
DEFINE_vec(boot_slot, CF_DEFAULTS_BOOT_SLOT,
"Force booting into the given slot. If empty, "
"the slot will be chosen based on the misc partition if using a "
"bootloader. It will default to 'a' if empty and not using a "
"bootloader.");
DEFINE_int32(num_instances, CF_DEFAULTS_NUM_INSTANCES,
"Number of Android guests to launch");
DEFINE_string(instance_nums, CF_DEFAULTS_INSTANCE_NUMS,
"A comma-separated list of instance numbers "
"to use. Mutually exclusive with base_instance_num.");
DEFINE_string(report_anonymous_usage_stats,
CF_DEFAULTS_REPORT_ANONYMOUS_USAGE_STATS,
"Report anonymous usage "
"statistics for metrics collection and analysis.");
DEFINE_string(ril_dns, CF_DEFAULTS_RIL_DNS,
"DNS address of mobile network (RIL)");
DEFINE_vec(kgdb, cuttlefish::BoolToString(CF_DEFAULTS_KGDB),
"Configure the virtual device for debugging the kernel "
"with kgdb/kdb. The kernel must have been built with "
"kgdb support, and serial console must be enabled.");
DEFINE_vec(start_gnss_proxy, cuttlefish::BoolToString(CF_DEFAULTS_START_GNSS_PROXY),
"Whether to start the gnss proxy.");
DEFINE_vec(gnss_file_path, CF_DEFAULTS_GNSS_FILE_PATH,
"Local gnss raw measurement file path for the gnss proxy");
DEFINE_vec(fixed_location_file_path, CF_DEFAULTS_FIXED_LOCATION_FILE_PATH,
"Local fixed location file path for the gnss proxy");
// by default, this modem-simulator is disabled
DEFINE_vec(enable_modem_simulator,
CF_DEFAULTS_ENABLE_MODEM_SIMULATOR ? "true" : "false",
"Enable the modem simulator to process RILD AT commands");
// modem_simulator_sim_type=2 for test CtsCarrierApiTestCases
DEFINE_vec(modem_simulator_sim_type,
std::to_string(CF_DEFAULTS_MODEM_SIMULATOR_SIM_TYPE),
"Sim type: 1 for normal, 2 for CtsCarrierApiTestCases");
DEFINE_vec(console, cuttlefish::BoolToString(CF_DEFAULTS_CONSOLE),
"Enable the serial console");
DEFINE_vec(enable_kernel_log,
cuttlefish::BoolToString(CF_DEFAULTS_ENABLE_KERNEL_LOG),
"Enable kernel console/dmesg logging");
DEFINE_bool(vhost_net, CF_DEFAULTS_VHOST_NET,
"Enable vhost acceleration of networking");
DEFINE_string(
vhost_user_mac80211_hwsim, CF_DEFAULTS_VHOST_USER_MAC80211_HWSIM,
"Unix socket path for vhost-user of mac80211_hwsim, typically served by "
"wmediumd. You can set this when using an external wmediumd instance.");
DEFINE_string(wmediumd_config, CF_DEFAULTS_WMEDIUMD_CONFIG,
"Path to the wmediumd config file. When missing, the default "
"configuration is used which adds MAC addresses for up to 16 "
"cuttlefish instances including AP.");
DEFINE_string(ap_esp_image, CF_DEFAULTS_AP_ESP_IMAGE,
"Location of cuttlefish AP esp image. If the image does not exist, "
"an esp partition image is created with default bootloaders.");
DEFINE_string(ap_rootfs_image, CF_DEFAULTS_AP_ROOTFS_IMAGE,
"rootfs image for AP instance");
DEFINE_string(ap_kernel_image, CF_DEFAULTS_AP_KERNEL_IMAGE,
"kernel image for AP instance");
DEFINE_vec(record_screen, cuttlefish::BoolToString(CF_DEFAULTS_RECORD_SCREEN),
"Enable screen recording. "
"Requires --start_webrtc");
DEFINE_bool(smt, CF_DEFAULTS_SMT,
"Enable simultaneous multithreading (SMT/HT)");
DEFINE_vec(
vsock_guest_cid, std::to_string(CF_DEFAULTS_VSOCK_GUEST_CID),
"vsock_guest_cid is used to determine the guest vsock cid as well as all "
"the ports"
"of all vsock servers such as tombstone or modem simulator(s)."
"The vsock ports and guest vsock cid are a function of vsock_guest_cid and "
"instance number."
"An instance number of i th instance is determined by --num_instances=N "
"and --base_instance_num=B"
"The instance number of i th instance is B + i where i in [0, N-1] and B "
">= 1."
"See --num_instances, and --base_instance_num for more information"
"If --vsock_guest_cid=C is given and C >= 3, the guest vsock cid is C + i. "
"Otherwise,"
"the guest vsock cid is 2 + instance number, which is 2 + (B + i)."
"If --vsock_guest_cid is not given, each vsock server port number for i th "
"instance is"
"base + instance number - 1. vsock_guest_cid is by default B + i + 2."
"Thus, by default, each port is base + vsock_guest_cid - 3."
"The same formula holds when --vsock_guest_cid=C is given, for algorithm's "
"sake."
"Each vsock server port number is base + C - 3.");
DEFINE_string(secure_hals, CF_DEFAULTS_SECURE_HALS,
"Which HALs to use enable host security features for. Supports "
"keymint and gatekeeper at the moment.");
DEFINE_vec(use_sdcard, CF_DEFAULTS_USE_SDCARD?"true":"false",
"Create blank SD-Card image and expose to guest");
DEFINE_vec(protected_vm, cuttlefish::BoolToString(CF_DEFAULTS_PROTECTED_VM),
"Boot in Protected VM mode");
DEFINE_vec(enable_audio, cuttlefish::BoolToString(CF_DEFAULTS_ENABLE_AUDIO),
"Whether to play or capture audio");
DEFINE_vec(camera_server_port, std::to_string(CF_DEFAULTS_CAMERA_SERVER_PORT),
"camera vsock port");
DEFINE_vec(userdata_format, CF_DEFAULTS_USERDATA_FORMAT,
"The userdata filesystem format");
DEFINE_bool(use_overlay, CF_DEFAULTS_USE_OVERLAY,
"Capture disk writes an overlay. This is a "
"prerequisite for powerwash_cvd or multiple instances.");
DEFINE_vec(modem_simulator_count,
std::to_string(CF_DEFAULTS_MODEM_SIMULATOR_COUNT),
"Modem simulator count corresponding to maximum sim number");
DECLARE_string(assembly_dir);
DECLARE_string(boot_image);
DECLARE_string(system_image_dir);
namespace cuttlefish {
using vm_manager::QemuManager;
using vm_manager::Gem5Manager;
using vm_manager::GetVmManager;
namespace {
std::pair<uint16_t, uint16_t> ParsePortRange(const std::string& flag) {
static const std::regex rgx("[0-9]+:[0-9]+");
CHECK(std::regex_match(flag, rgx))
<< "Port range flag has invalid value: " << flag;
std::pair<uint16_t, uint16_t> port_range;
std::stringstream ss(flag);
char c;
ss >> port_range.first;
ss.read(&c, 1);
ss >> port_range.second;
return port_range;
}
std::string StrForInstance(const std::string& prefix, int num) {
std::ostringstream stream;
stream << prefix << std::setfill('0') << std::setw(2) << num;
return stream.str();
}
std::optional<CuttlefishConfig::DisplayConfig> ParseDisplayConfig(
const std::string& flag) {
if (flag.empty()) {
return std::nullopt;
}
std::unordered_map<std::string, std::string> props;
const std::vector<std::string> pairs = android::base::Split(flag, ",");
for (const std::string& pair : pairs) {
const std::vector<std::string> keyvalue = android::base::Split(pair, "=");
CHECK_EQ(2, keyvalue.size()) << "Invalid display: " << flag;
const std::string& prop_key = keyvalue[0];
const std::string& prop_val = keyvalue[1];
props[prop_key] = prop_val;
}
CHECK(props.find("width") != props.end())
<< "Display configuration missing 'width' in " << flag;
CHECK(props.find("height") != props.end())
<< "Display configuration missing 'height' in " << flag;
int display_width;
CHECK(android::base::ParseInt(props["width"], &display_width))
<< "Display configuration invalid 'width' in " << flag;
int display_height;
CHECK(android::base::ParseInt(props["height"], &display_height))
<< "Display configuration invalid 'height' in " << flag;
int display_dpi = 320;
auto display_dpi_it = props.find("dpi");
if (display_dpi_it != props.end()) {
CHECK(android::base::ParseInt(display_dpi_it->second, &display_dpi))
<< "Display configuration invalid 'dpi' in " << flag;
}
int display_refresh_rate_hz = 60;
auto display_refresh_rate_hz_it = props.find("refresh_rate_hz");
if (display_refresh_rate_hz_it != props.end()) {
CHECK(android::base::ParseInt(display_refresh_rate_hz_it->second,
&display_refresh_rate_hz))
<< "Display configuration invalid 'refresh_rate_hz' in " << flag;
}
return CuttlefishConfig::DisplayConfig{
.width = display_width,
.height = display_height,
.dpi = display_dpi,
.refresh_rate_hz = display_refresh_rate_hz,
};
}
#ifdef __ANDROID__
Result<std::vector<KernelConfig>> ReadKernelConfig() {
std::vector<KernelConfig> rets;
auto instance_nums =
CF_EXPECT(InstanceNumsCalculator().FromGlobalGflags().Calculate());
for (int instance_index = 0; instance_index < instance_nums.size(); instance_index++) {
// QEMU isn't on Android, so always follow host arch
KernelConfig ret{};
ret.target_arch = HostArch();
ret.bootconfig_supported = true;
rets.push_back(ret);
}
return rets;
}
#else
Result<std::vector<KernelConfig>> ReadKernelConfig() {
std::vector<KernelConfig> kernel_configs;
std::vector<std::string> boot_image =
android::base::Split(FLAGS_boot_image, ",");
std::vector<std::string> kernel_path =
android::base::Split(FLAGS_kernel_path, ",");
std::string kernel_image_path = "";
std::string cur_boot_image;
std::string cur_kernel_path;
std::string current_path = StringFromEnv("PATH", "");
std::string bin_folder = DefaultHostArtifactsPath("bin");
std::string new_path = "PATH=";
new_path += current_path;
new_path += ":";
new_path += bin_folder;
auto instance_nums =
CF_EXPECT(InstanceNumsCalculator().FromGlobalGflags().Calculate());
for (int instance_index = 0; instance_index < instance_nums.size(); instance_index++) {
// extract-ikconfig can be called directly on the boot image since it looks
// for the ikconfig header in the image before extracting the config list.
// This code is liable to break if the boot image ever includes the
// ikconfig header outside the kernel.
cur_kernel_path = "";
if (instance_index < kernel_path.size()) {
cur_kernel_path = kernel_path[instance_index];
}
cur_boot_image = "";
if (instance_index < boot_image.size()) {
cur_boot_image = boot_image[instance_index];
}
if (cur_kernel_path.size() > 0) {
kernel_image_path = cur_kernel_path;
} else if (cur_boot_image.size() > 0) {
kernel_image_path = cur_boot_image;
}
Command ikconfig_cmd(HostBinaryPath("extract-ikconfig"));
ikconfig_cmd.AddParameter(kernel_image_path);
ikconfig_cmd.SetEnvironment({new_path});
std::string ikconfig_path =
StringFromEnv("TEMP", "/tmp") + "/ikconfig.XXXXXX";
auto ikconfig_fd = SharedFD::Mkstemp(&ikconfig_path);
CF_EXPECT(ikconfig_fd->IsOpen(),
"Unable to create ikconfig file: " << ikconfig_fd->StrError());
ikconfig_cmd.RedirectStdIO(Subprocess::StdIOChannel::kStdOut, ikconfig_fd);
auto ikconfig_proc = ikconfig_cmd.Start();
CF_EXPECT(ikconfig_proc.Started() && ikconfig_proc.Wait() == 0,
"Failed to extract ikconfig from " << kernel_image_path);
std::string config = ReadFile(ikconfig_path);
KernelConfig kernel_config;
if (config.find("\nCONFIG_ARM=y") != std::string::npos) {
kernel_config.target_arch = Arch::Arm;
} else if (config.find("\nCONFIG_ARM64=y") != std::string::npos) {
kernel_config.target_arch = Arch::Arm64;
} else if (config.find("\nCONFIG_X86_64=y") != std::string::npos) {
kernel_config.target_arch = Arch::X86_64;
} else if (config.find("\nCONFIG_X86=y") != std::string::npos) {
kernel_config.target_arch = Arch::X86;
} else {
return CF_ERR("Unknown target architecture");
}
kernel_config.bootconfig_supported =
config.find("\nCONFIG_BOOT_CONFIG=y") != std::string::npos;
// Once all Cuttlefish kernel versions are at least 5.15, this code can be
// removed. CONFIG_CRYPTO_HCTR2=y will always be set.
kernel_config.hctr2_supported =
config.find("\nCONFIG_CRYPTO_HCTR2=y") != std::string::npos;
unlink(ikconfig_path.c_str());
kernel_configs.push_back(kernel_config);
}
return kernel_configs;
}
#endif // #ifdef __ANDROID__
Result<bool> ParseBool(const std::string& flag_str,
const std::string& flag_name) {
auto result = android::base::ParseBool(flag_str);
CF_EXPECT(result != android::base::ParseBoolResult::kError,
"Failed to parse value \"" << flag_str
<< "\" for " << flag_name);
if (result == android::base::ParseBoolResult::kTrue) {
return true;
}
return false;
}
Result<std::unordered_map<int, std::string>> CreateNumToWebrtcDeviceIdMap(
const CuttlefishConfig& tmp_config_obj,
const std::set<std::int32_t>& instance_nums,
const std::string& webrtc_device_id_flag) {
std::unordered_map<int, std::string> output_map;
if (webrtc_device_id_flag.empty()) {
for (const auto num : instance_nums) {
const auto const_instance = tmp_config_obj.ForInstance(num);
output_map[num] = const_instance.instance_name();
}
return output_map;
}
auto tokens = android::base::Tokenize(webrtc_device_id_flag, ",");
CF_EXPECT(tokens.size() == 1 || tokens.size() == instance_nums.size(),
"--webrtc_device_ids provided " << tokens.size()
<< " tokens"
" while 1 or "
<< instance_nums.size()
<< " is expected.");
CF_EXPECT(!tokens.empty(), "--webrtc_device_ids is ill-formatted");
std::vector<std::string> device_ids;
if (tokens.size() != instance_nums.size()) {
/* this is only possible when tokens.size() == 1
* and instance_nums.size() > 1. The token must include {num}
* so that the token pattern can be expanded to multiple instances.
*/
auto device_id = tokens.front();
CF_EXPECT(device_id.find("{num}") != std::string::npos,
"If one webrtc_device_ids is given for multiple instances, "
<< " {num} should be included in webrtc_device_id.");
device_ids = std::move(
std::vector<std::string>(instance_nums.size(), tokens.front()));
}
if (tokens.size() == instance_nums.size()) {
// doesn't have to include {num}
device_ids = std::move(tokens);
}
auto itr = device_ids.begin();
for (const auto num : instance_nums) {
std::string_view device_id_view(itr->data(), itr->size());
output_map[num] = android::base::StringReplace(device_id_view, "{num}",
std::to_string(num), true);
++itr;
}
return output_map;
}
Result<std::vector<bool>> GetFlagBoolValueForInstances(
const std::string& flag_values, int32_t instances_size, const std::string& flag_name) {
std::vector<std::string> flag_vec = android::base::Split(flag_values, ",");
std::vector<bool> value_vec(instances_size);
for (int instance_index=0; instance_index<instances_size; instance_index++) {
if (instance_index >= flag_vec.size()) {
value_vec[instance_index] = CF_EXPECT(ParseBool(flag_vec[0], flag_name));
} else {
value_vec[instance_index] = CF_EXPECT(ParseBool(flag_vec[instance_index], flag_name));
}
}
return value_vec;
}
Result<std::vector<int>> GetFlagIntValueForInstances(
const std::string& flag_values, int32_t instances_size, const std::string& flag_name) {
std::vector<std::string> flag_vec = android::base::Split(flag_values, ",");
std::vector<int> value_vec(instances_size);
for (int instance_index=0; instance_index<instances_size; instance_index++) {
if (instance_index >= flag_vec.size()) {
CF_EXPECT(android::base::ParseInt(flag_vec[0].c_str(), &value_vec[instance_index]),
"Failed to parse value \"" << flag_vec[0] << "\" for " << flag_name);
} else {
CF_EXPECT(android::base::ParseInt(flag_vec[instance_index].c_str(),
&value_vec[instance_index]),
"Failed to parse value \"" << flag_vec[instance_index] << "\" for " << flag_name);
}
}
return value_vec;
}
Result<std::vector<std::string>> GetFlagStrValueForInstances(
const std::string& flag_values, int32_t instances_size) {
std::vector<std::string> flag_vec = android::base::Split(flag_values, ",");
std::vector<std::string> value_vec(instances_size);
for (int instance_index=0; instance_index<instances_size; instance_index++) {
if (instance_index >= flag_vec.size()) {
value_vec[instance_index] = flag_vec[0];
} else {
value_vec[instance_index] = flag_vec[instance_index];
}
}
return value_vec;
}
} // namespace
Result<CuttlefishConfig> InitializeCuttlefishConfiguration(
const std::string& root_dir,
const std::vector<KernelConfig>& kernel_configs,
fruit::Injector<>& injector, const FetcherConfig& fetcher_config) {
CuttlefishConfig tmp_config_obj;
for (const auto& fragment : injector.getMultibindings<ConfigFragment>()) {
CHECK(tmp_config_obj.SaveFragment(*fragment))
<< "Failed to save fragment " << fragment->Name();
}
tmp_config_obj.set_root_dir(root_dir);
// TODO(weihsu), b/250988697:
// FLAGS_vm_manager used too early, have to handle this vectorized string early
// Currently, all instances should use same vmm, added checking here
std::vector<std::string> vm_manager_vec =
android::base::Split(FLAGS_vm_manager, ",");
for (int i=1; i<vm_manager_vec.size(); i++) {
CF_EXPECT(
vm_manager_vec[0] == vm_manager_vec[i],
"All instances should have same vm_manager, " << FLAGS_vm_manager);
}
// TODO(weihsu), b/250988697: these should move to instance,
// currently use instance[0] to setup for all instances
tmp_config_obj.set_bootconfig_supported(kernel_configs[0].bootconfig_supported);
tmp_config_obj.set_filename_encryption_mode(
kernel_configs[0].hctr2_supported ? "hctr2" : "cts");
auto vmm = GetVmManager(vm_manager_vec[0], kernel_configs[0].target_arch);
if (!vmm) {
LOG(FATAL) << "Invalid vm_manager: " << vm_manager_vec[0];
}
tmp_config_obj.set_vm_manager(vm_manager_vec[0]);
const GraphicsAvailability graphics_availability =
GetGraphicsAvailabilityWithSubprocessCheck();
LOG(DEBUG) << graphics_availability;
auto secure_hals = android::base::Split(FLAGS_secure_hals, ",");
tmp_config_obj.set_secure_hals(
std::set<std::string>(secure_hals.begin(), secure_hals.end()));
tmp_config_obj.set_extra_kernel_cmdline(FLAGS_extra_kernel_cmdline);
tmp_config_obj.set_extra_bootconfig_args(FLAGS_extra_bootconfig_args);
tmp_config_obj.set_host_tools_version(HostToolsCrc());
tmp_config_obj.set_qemu_binary_dir(FLAGS_qemu_binary_dir);
tmp_config_obj.set_crosvm_binary(FLAGS_crosvm_binary);
tmp_config_obj.set_gem5_debug_flags(FLAGS_gem5_debug_flags);
tmp_config_obj.set_seccomp_policy_dir(FLAGS_seccomp_policy_dir);
// streaming, webrtc setup
tmp_config_obj.set_webrtc_certs_dir(FLAGS_webrtc_certs_dir);
tmp_config_obj.set_sig_server_secure(FLAGS_webrtc_sig_server_secure);
// Note: This will be overridden if the sig server is started by us
tmp_config_obj.set_sig_server_port(FLAGS_webrtc_sig_server_port);
tmp_config_obj.set_sig_server_address(FLAGS_webrtc_sig_server_addr);
tmp_config_obj.set_sig_server_path(FLAGS_webrtc_sig_server_path);
tmp_config_obj.set_sig_server_strict(FLAGS_verify_sig_server_certificate);
tmp_config_obj.set_sig_server_headers_path(FLAGS_sig_server_headers_file);
tmp_config_obj.set_enable_metrics(FLAGS_report_anonymous_usage_stats);
tmp_config_obj.set_cuttlefish_env_path(GetCuttlefishEnvPath());
tmp_config_obj.set_ril_dns(FLAGS_ril_dns);
tmp_config_obj.set_vhost_net(FLAGS_vhost_net);
tmp_config_obj.set_vhost_user_mac80211_hwsim(FLAGS_vhost_user_mac80211_hwsim);
if ((FLAGS_ap_rootfs_image.empty()) != (FLAGS_ap_kernel_image.empty())) {
LOG(FATAL) << "Either both ap_rootfs_image and ap_kernel_image should be "
"set or neither should be set.";
}
// If user input multiple values, we only take the 1st value and shared with
// all instances
std::string ap_rootfs_image = "";
if (!FLAGS_ap_rootfs_image.empty()) {
ap_rootfs_image = android::base::Split(FLAGS_ap_rootfs_image, ",")[0];
}
std::string ap_esp_image = "";
if (!FLAGS_ap_esp_image.empty()) {
ap_esp_image = android::base::Split(FLAGS_ap_esp_image, ",")[0];
}
tmp_config_obj.set_ap_rootfs_image(ap_rootfs_image);
tmp_config_obj.set_ap_esp_image(ap_esp_image);
tmp_config_obj.set_ap_kernel_image(FLAGS_ap_kernel_image);
tmp_config_obj.set_wmediumd_config(FLAGS_wmediumd_config);
tmp_config_obj.set_rootcanal_config_file(
FLAGS_bluetooth_controller_properties_file);
tmp_config_obj.set_rootcanal_default_commands_file(
FLAGS_bluetooth_default_commands_file);
// netsim flags allow all radios or selecting a specific radio
bool is_any_netsim = FLAGS_netsim || FLAGS_netsim_bt;
bool is_bt_netsim = FLAGS_netsim || FLAGS_netsim_bt;
// crosvm should create fifos for Bluetooth
tmp_config_obj.set_enable_host_bluetooth(FLAGS_enable_host_bluetooth || is_bt_netsim);
// rootcanal and bt_connector should handle Bluetooth (instead of netsim)
tmp_config_obj.set_enable_host_bluetooth_connector(FLAGS_enable_host_bluetooth && !is_bt_netsim);
// These flags inform NetsimServer::ResultSetup which radios it owns.
if (is_bt_netsim) {
tmp_config_obj.netsim_radio_enable(CuttlefishConfig::NetsimRadio::Bluetooth);
}
auto instance_nums =
CF_EXPECT(InstanceNumsCalculator().FromGlobalGflags().Calculate());
// old flags but vectorized for multi-device instances
int32_t instances_size = instance_nums.size();
std::vector<std::string> gnss_file_paths =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_gnss_file_path, instances_size));
std::vector<std::string> fixed_location_file_paths =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_fixed_location_file_path, instances_size));
std::vector<int> x_res_vec = CF_EXPECT(GetFlagIntValueForInstances(
FLAGS_x_res, instances_size, "x_res"));
std::vector<int> y_res_vec = CF_EXPECT(GetFlagIntValueForInstances(
FLAGS_y_res, instances_size, "y_res"));
std::vector<int> dpi_vec = CF_EXPECT(GetFlagIntValueForInstances(
FLAGS_dpi, instances_size, "dpi"));
std::vector<int> refresh_rate_hz_vec = CF_EXPECT(GetFlagIntValueForInstances(
FLAGS_refresh_rate_hz, instances_size, "refresh_rate_hz"));
std::vector<int> memory_mb_vec = CF_EXPECT(GetFlagIntValueForInstances(
FLAGS_memory_mb, instances_size, "memory_mb"));
std::vector<int> camera_server_port_vec = CF_EXPECT(GetFlagIntValueForInstances(
FLAGS_camera_server_port, instances_size, "camera_server_port"));
std::vector<int> vsock_guest_cid_vec = CF_EXPECT(GetFlagIntValueForInstances(
FLAGS_vsock_guest_cid, instances_size, "vsock_guest_cid"));
std::vector<int> cpus_vec = CF_EXPECT(GetFlagIntValueForInstances(
FLAGS_cpus, instances_size, "cpus"));
std::vector<int> blank_data_image_mb_vec = CF_EXPECT(GetFlagIntValueForInstances(
FLAGS_blank_data_image_mb, instances_size, "blank_data_image_mb"));
std::vector<int> gdb_port_vec = CF_EXPECT(GetFlagIntValueForInstances(
FLAGS_gdb_port, instances_size, "gdb_port"));
std::vector<std::string> setupwizard_mode_vec =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_setupwizard_mode, instances_size));
std::vector<std::string> userdata_format_vec =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_userdata_format, instances_size));
std::vector<bool> guest_enforce_security_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_guest_enforce_security, instances_size, "guest_enforce_security"));
std::vector<bool> use_random_serial_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_use_random_serial, instances_size, "use_random_serial"));
std::vector<bool> use_allocd_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_use_allocd, instances_size, "use_allocd"));
std::vector<bool> use_sdcard_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_use_sdcard, instances_size, "use_sdcard"));
std::vector<bool> pause_in_bootloader_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_pause_in_bootloader, instances_size, "pause_in_bootloader"));
std::vector<bool> daemon_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_daemon, instances_size, "daemon"));
std::vector<bool> enable_minimal_mode_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_enable_minimal_mode, instances_size, "enable_minimal_mode"));
std::vector<bool> enable_modem_simulator_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_enable_modem_simulator, instances_size, "enable_modem_simulator"));
std::vector<int> modem_simulator_count_vec = CF_EXPECT(GetFlagIntValueForInstances(
FLAGS_modem_simulator_count, instances_size, "modem_simulator_count"));
std::vector<int> modem_simulator_sim_type_vec = CF_EXPECT(GetFlagIntValueForInstances(
FLAGS_modem_simulator_sim_type, instances_size, "modem_simulator_sim_type"));
std::vector<bool> console_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_console, instances_size, "console"));
std::vector<bool> enable_audio_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_enable_audio, instances_size, "enable_audio"));
std::vector<bool> enable_vehicle_hal_grpc_server_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_enable_vehicle_hal_grpc_server, instances_size, "enable_vehicle_hal_grpc_server"));
std::vector<bool> start_gnss_proxy_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_start_gnss_proxy, instances_size, "start_gnss_proxy"));
std::vector<bool> enable_bootanimation_vec =
CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_enable_bootanimation, instances_size, "enable_bootanimation"));
std::vector<bool> record_screen_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_record_screen, instances_size, "record_screen"));
std::vector<std::string> gem5_debug_file_vec =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_gem5_debug_file, instances_size));
std::vector<bool> protected_vm_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_protected_vm, instances_size, "protected_vm"));
std::vector<bool> enable_kernel_log_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_enable_kernel_log, instances_size, "enable_kernel_log"));
std::vector<bool> kgdb_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_kgdb, instances_size, "kgdb"));
std::vector<std::string> boot_slot_vec =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_boot_slot, instances_size));
std::vector<bool> start_webrtc_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_start_webrtc, instances_size, "start_webrtc"));
std::vector<std::string> webrtc_assets_dir_vec =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_webrtc_assets_dir, instances_size));
std::vector<std::string> tcp_port_range_vec =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_tcp_port_range, instances_size));
std::vector<std::string> udp_port_range_vec =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_udp_port_range, instances_size));
// At this time, FLAGS_enable_sandbox comes from SetDefaultFlagsForCrosvm
std::vector<bool> enable_sandbox_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_enable_sandbox, instances_size, "enable_sandbox"));
std::vector<std::string> gpu_mode_vec =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_gpu_mode, instances_size));
std::vector<std::string> gpu_capture_binary_vec =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_gpu_capture_binary, instances_size));
std::vector<bool> restart_subprocesses_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_restart_subprocesses, instances_size, "restart_subprocesses"));
std::vector<std::string> hwcomposer_vec =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_hwcomposer, instances_size));
std::vector<bool> enable_gpu_udmabuf_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_enable_gpu_udmabuf, instances_size, "enable_gpu_udmabuf"));
std::vector<bool> enable_gpu_angle_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_enable_gpu_angle, instances_size, "enable_gpu_angle"));
// new instance specific flags (moved from common flags)
std::vector<std::string> gem5_binary_dir_vec =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_gem5_binary_dir, instances_size));
std::vector<std::string> gem5_checkpoint_dir_vec =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_gem5_checkpoint_dir, instances_size));
std::vector<std::string> data_policy_vec =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_data_policy, instances_size));
std::string default_enable_sandbox = "";
std::string comma_str = "";
CHECK(FLAGS_use_overlay || instance_nums.size() == 1)
<< "`--use_overlay=false` is incompatible with multiple instances";
CHECK(instance_nums.size() > 0) << "Require at least one instance.";
auto rootcanal_instance_num = *instance_nums.begin() - 1;
if (FLAGS_rootcanal_instance_num > 0) {
rootcanal_instance_num = FLAGS_rootcanal_instance_num - 1;
}
tmp_config_obj.set_rootcanal_args(FLAGS_rootcanal_args);
tmp_config_obj.set_rootcanal_hci_port(7300 + rootcanal_instance_num);
tmp_config_obj.set_rootcanal_link_port(7400 + rootcanal_instance_num);
tmp_config_obj.set_rootcanal_test_port(7500 + rootcanal_instance_num);
tmp_config_obj.set_rootcanal_link_ble_port(7600 + rootcanal_instance_num);
LOG(DEBUG) << "rootcanal_instance_num: " << rootcanal_instance_num;
LOG(DEBUG) << "launch rootcanal: " << (FLAGS_rootcanal_instance_num <= 0);
bool is_first_instance = true;
int instance_index = 0;
auto num_to_webrtc_device_id_flag_map =
CF_EXPECT(CreateNumToWebrtcDeviceIdMap(tmp_config_obj, instance_nums,
FLAGS_webrtc_device_id));
for (const auto& num : instance_nums) {
IfaceConfig iface_config;
if (use_allocd_vec[instance_index]) {
auto iface_opt = AllocateNetworkInterfaces();
if (!iface_opt.has_value()) {
LOG(FATAL) << "Failed to acquire network interfaces";
}
iface_config = iface_opt.value();
} else {
iface_config = DefaultNetworkInterfaces(num);
}
auto instance = tmp_config_obj.ForInstance(num);
auto const_instance =
const_cast<const CuttlefishConfig&>(tmp_config_obj).ForInstance(num);
instance.set_use_allocd(use_allocd_vec[instance_index]);
instance.set_enable_audio(enable_audio_vec[instance_index]);
instance.set_enable_vehicle_hal_grpc_server(
enable_vehicle_hal_grpc_server_vec[instance_index]);
instance.set_enable_gnss_grpc_proxy(start_gnss_proxy_vec[instance_index]);
instance.set_enable_bootanimation(enable_bootanimation_vec[instance_index]);
instance.set_record_screen(record_screen_vec[instance_index]);
instance.set_gem5_debug_file(gem5_debug_file_vec[instance_index]);
instance.set_protected_vm(protected_vm_vec[instance_index]);
instance.set_enable_kernel_log(enable_kernel_log_vec[instance_index]);
if (!boot_slot_vec[instance_index].empty()) {
instance.set_boot_slot(boot_slot_vec[instance_index]);
}
if (use_random_serial_vec[instance_index]) {
instance.set_serial_number(
RandomSerialNumber("CFCVD" + std::to_string(num)));
} else {
instance.set_serial_number(FLAGS_serial_number + std::to_string(num));
}
instance.set_grpc_socket_path(const_instance.PerInstanceGrpcSocketPath(""));
// call this before all stuff that has vsock server: e.g. touchpad, keyboard, etc
const auto vsock_guest_cid = vsock_guest_cid_vec[instance_index] + num - GetInstance();
instance.set_vsock_guest_cid(vsock_guest_cid);
auto calc_vsock_port = [vsock_guest_cid](const int base_port) {
// a base (vsock) port is like 9600 for modem_simulator, etc
return cuttlefish::GetVsockServerPort(base_port, vsock_guest_cid);
};
instance.set_session_id(iface_config.mobile_tap.session_id);
instance.set_cpus(cpus_vec[instance_index]);
// TODO(weihsu): before vectorizing smt flag,
// make sure all instances have multiple of 2 then SMT mode
// if any of instance doesn't have multiple of 2 then NOT SMT
CF_EXPECT(!FLAGS_smt || cpus_vec[instance_index] % 2 == 0,
"CPUs must be a multiple of 2 in SMT mode");
// new instance specific flags (moved from common flags)
CF_EXPECT(instance_index < kernel_configs.size(),
"instance_index " << instance_index << " out of boundary "
<< kernel_configs.size());
instance.set_target_arch(kernel_configs[instance_index].target_arch);
instance.set_console(console_vec[instance_index]);
instance.set_kgdb(console_vec[instance_index] && kgdb_vec[instance_index]);
instance.set_blank_data_image_mb(blank_data_image_mb_vec[instance_index]);
instance.set_gdb_port(gdb_port_vec[instance_index]);
std::vector<CuttlefishConfig::DisplayConfig> display_configs;
auto display0 = ParseDisplayConfig(FLAGS_display0);
if (display0) {
display_configs.push_back(*display0);
}
auto display1 = ParseDisplayConfig(FLAGS_display1);
if (display1) {
display_configs.push_back(*display1);
}
auto display2 = ParseDisplayConfig(FLAGS_display2);
if (display2) {
display_configs.push_back(*display2);
}
auto display3 = ParseDisplayConfig(FLAGS_display3);
if (display3) {
display_configs.push_back(*display3);
}
if (x_res_vec[instance_index] > 0 && y_res_vec[instance_index] > 0) {
if (display_configs.empty()) {
display_configs.push_back({
.width = x_res_vec[instance_index],
.height = y_res_vec[instance_index],
.dpi = dpi_vec[instance_index],
.refresh_rate_hz = refresh_rate_hz_vec[instance_index],
});
} else {
LOG(WARNING) << "Ignoring --x_res and --y_res when --displayN specified.";
}
}
instance.set_display_configs(display_configs);
instance.set_memory_mb(memory_mb_vec[instance_index]);
instance.set_ddr_mem_mb(memory_mb_vec[instance_index] * 2);
instance.set_setupwizard_mode(setupwizard_mode_vec[instance_index]);
instance.set_userdata_format(userdata_format_vec[instance_index]);
instance.set_guest_enforce_security(guest_enforce_security_vec[instance_index]);
instance.set_pause_in_bootloader(pause_in_bootloader_vec[instance_index]);
instance.set_run_as_daemon(daemon_vec[instance_index]);
instance.set_enable_modem_simulator(enable_modem_simulator_vec[instance_index] &&
!enable_minimal_mode_vec[instance_index]);
instance.set_modem_simulator_instance_number(modem_simulator_count_vec[instance_index]);
instance.set_modem_simulator_sim_type(modem_simulator_sim_type_vec[instance_index]);
instance.set_enable_minimal_mode(enable_minimal_mode_vec[instance_index]);
instance.set_camera_server_port(camera_server_port_vec[instance_index]);
instance.set_gem5_binary_dir(gem5_binary_dir_vec[instance_index]);
instance.set_gem5_checkpoint_dir(gem5_checkpoint_dir_vec[instance_index]);
instance.set_data_policy(data_policy_vec[instance_index]);
instance.set_mobile_bridge_name(StrForInstance("cvd-mbr-", num));
instance.set_mobile_tap_name(iface_config.mobile_tap.name);
instance.set_wifi_tap_name(iface_config.wireless_tap.name);
instance.set_ethernet_tap_name(iface_config.ethernet_tap.name);
instance.set_uuid(FLAGS_uuid);
instance.set_modem_simulator_host_id(1000 + num); // Must be 4 digits
// the deprecated vnc was 6444 + num - 1, and qemu_vnc was vnc - 5900
instance.set_qemu_vnc_server_port(544 + num - 1);
instance.set_adb_host_port(6520 + num - 1);
instance.set_adb_ip_and_port("0.0.0.0:" + std::to_string(6520 + num - 1));
instance.set_tombstone_receiver_port(calc_vsock_port(6600));
instance.set_vehicle_hal_server_port(9300 + num - 1);
instance.set_audiocontrol_server_port(9410); /* OK to use the same port number across instances */
instance.set_config_server_port(calc_vsock_port(6800));
// gpu related settings
instance.set_gpu_mode(gpu_mode_vec[instance_index]);
if (gpu_mode_vec[instance_index] != kGpuModeAuto &&
gpu_mode_vec[instance_index] != kGpuModeDrmVirgl &&
gpu_mode_vec[instance_index] != kGpuModeGfxStream &&
gpu_mode_vec[instance_index] != kGpuModeGuestSwiftshader &&
gpu_mode_vec[instance_index] != kGpuModeNone) {
LOG(FATAL) << "Invalid gpu_mode: " << gpu_mode_vec[instance_index];
}
if (gpu_mode_vec[instance_index] == kGpuModeAuto) {
if (ShouldEnableAcceleratedRendering(graphics_availability)) {
LOG(INFO) << "GPU auto mode: detected prerequisites for accelerated "
"rendering support.";
if (vm_manager_vec[0] == QemuManager::name()) {
LOG(INFO) << "Enabling --gpu_mode=drm_virgl.";
instance.set_gpu_mode(kGpuModeDrmVirgl);
} else {
LOG(INFO) << "Enabling --gpu_mode=gfxstream.";
instance.set_gpu_mode(kGpuModeGfxStream);
}
} else {
LOG(INFO) << "GPU auto mode: did not detect prerequisites for "
"accelerated rendering support, enabling "
"--gpu_mode=guest_swiftshader.";
instance.set_gpu_mode(kGpuModeGuestSwiftshader);
}
} else if (gpu_mode_vec[instance_index] == kGpuModeGfxStream ||
gpu_mode_vec[instance_index] == kGpuModeDrmVirgl) {
if (!ShouldEnableAcceleratedRendering(graphics_availability)) {
LOG(ERROR) << "--gpu_mode="
<< gpu_mode_vec[instance_index]
<< " was requested but the prerequisites for accelerated "
"rendering were not detected so the device may not "
"function correctly. Please consider switching to "
"--gpu_mode=auto or --gpu_mode=guest_swiftshader.";
}
}
instance.set_restart_subprocesses(restart_subprocesses_vec[instance_index]);
instance.set_gpu_capture_binary(gpu_capture_binary_vec[instance_index]);
if (!gpu_capture_binary_vec[instance_index].empty()) {
CF_EXPECT(gpu_mode_vec[instance_index] == kGpuModeGfxStream,
"GPU capture only supported with --gpu_mode=gfxstream");
// GPU capture runs in a detached mode where the "launcher" process
// intentionally exits immediately.
CF_EXPECT(!restart_subprocesses_vec[instance_index],
"GPU capture only supported with --norestart_subprocesses");
}
instance.set_hwcomposer(hwcomposer_vec[instance_index]);
if (!hwcomposer_vec[instance_index].empty()) {
if (hwcomposer_vec[instance_index] == kHwComposerRanchu) {
CF_EXPECT(gpu_mode_vec[instance_index] != kGpuModeDrmVirgl,
"ranchu hwcomposer not supported with --gpu_mode=drm_virgl");
}
}
if (hwcomposer_vec[instance_index] == kHwComposerAuto) {
if (gpu_mode_vec[instance_index] == kGpuModeDrmVirgl) {
instance.set_hwcomposer(kHwComposerDrm);
} else if (gpu_mode_vec[instance_index] == kGpuModeNone) {
instance.set_hwcomposer(kHwComposerNone);
} else {
instance.set_hwcomposer(kHwComposerRanchu);
}
}
instance.set_enable_gpu_udmabuf(enable_gpu_udmabuf_vec[instance_index]);
instance.set_enable_gpu_angle(enable_gpu_angle_vec[instance_index]);
// 1. Keep original code order SetCommandLineOptionWithMode("enable_sandbox")
// then set_enable_sandbox later.
// 2. SetCommandLineOptionWithMode condition: if gpu_mode or console,
// then SetCommandLineOptionWithMode false as original code did,
// otherwise keep default enable_sandbox value.
// 3. Sepolicy rules need to be updated to support gpu mode. Temporarily disable
// auto-enabling sandbox when gpu is enabled (b/152323505).
default_enable_sandbox += comma_str;
if ((gpu_mode_vec[instance_index] != kGpuModeGuestSwiftshader) || console_vec[instance_index]) {
// original code, just moved to each instance setting block
default_enable_sandbox += "false";
} else {
default_enable_sandbox += BoolToString(enable_sandbox_vec[instance_index]);
}
comma_str = ",";
if (vmm->ConfigureGraphics(const_instance).empty()) {
LOG(FATAL) << "Invalid (gpu_mode=," << gpu_mode_vec[instance_index] <<
" hwcomposer= " << hwcomposer_vec[instance_index] <<
") does not work with vm_manager=" << vm_manager_vec[0];
}
if (gpu_mode_vec[instance_index] != kGpuModeDrmVirgl &&
gpu_mode_vec[instance_index] != kGpuModeGfxStream) {
if (vm_manager_vec[0] == QemuManager::name()) {
instance.set_keyboard_server_port(calc_vsock_port(7000));
instance.set_touch_server_port(calc_vsock_port(7100));
}
}
// end of gpu related settings
instance.set_gnss_grpc_proxy_server_port(7200 + num -1);
instance.set_gnss_file_path(gnss_file_paths[instance_index]);
instance.set_fixed_location_file_path(fixed_location_file_paths[instance_index]);
std::vector<std::string> virtual_disk_paths;
bool os_overlay = true;
os_overlay &= !protected_vm_vec[instance_index];
// Gem5 already uses CoW wrappers around disk images
os_overlay &= vm_manager_vec[0] != Gem5Manager::name();
os_overlay &= FLAGS_use_overlay;
if (os_overlay) {
auto path = const_instance.PerInstancePath("overlay.img");
virtual_disk_paths.push_back(path);
} else {
virtual_disk_paths.push_back(const_instance.os_composite_disk_path());
}
bool persistent_disk = true;
persistent_disk &= !protected_vm_vec[instance_index];
persistent_disk &= vm_manager_vec[0] != Gem5Manager::name();
if (persistent_disk) {
auto path = const_instance.PerInstancePath("persistent_composite.img");
virtual_disk_paths.push_back(path);
}
instance.set_use_sdcard(use_sdcard_vec[instance_index]);
bool sdcard = true;
sdcard &= use_sdcard_vec[instance_index];
sdcard &= !protected_vm_vec[instance_index];
if (sdcard) {
virtual_disk_paths.push_back(const_instance.sdcard_path());
}
instance.set_virtual_disk_paths(virtual_disk_paths);
// We'd like to set mac prefix to be 5554, 5555, 5556, ... in normal cases.
// When --base_instance_num=3, this might be 5556, 5557, 5558, ... (skipping
// first two)
instance.set_wifi_mac_prefix(5554 + (num - 1));
// streaming, webrtc setup
instance.set_enable_webrtc(start_webrtc_vec[instance_index]);
instance.set_webrtc_assets_dir(webrtc_assets_dir_vec[instance_index]);
auto tcp_range = ParsePortRange(tcp_port_range_vec[instance_index]);
instance.set_webrtc_tcp_port_range(tcp_range);
auto udp_range = ParsePortRange(udp_port_range_vec[instance_index]);
instance.set_webrtc_udp_port_range(udp_range);
// end of streaming, webrtc setup
instance.set_start_webrtc_signaling_server(false);
CF_EXPECT(Contains(num_to_webrtc_device_id_flag_map, num),
"Error in looking up num to webrtc_device_id_flag_map");
instance.set_webrtc_device_id(num_to_webrtc_device_id_flag_map[num]);
if (!is_first_instance || !start_webrtc_vec[instance_index]) {
// Only the first instance starts the signaling server or proxy
instance.set_start_webrtc_signaling_server(false);
instance.set_start_webrtc_sig_server_proxy(false);
} else {
auto port = 8443 + num - 1;
// Change the signaling server port for all instances
tmp_config_obj.set_sig_server_port(port);
// Either the signaling server or the proxy is started, never both
instance.set_start_webrtc_signaling_server(FLAGS_start_webrtc_sig_server);
// The proxy is only started if the host operator is available
instance.set_start_webrtc_sig_server_proxy(
cuttlefish::FileIsSocket(HOST_OPERATOR_SOCKET_PATH) &&
!FLAGS_start_webrtc_sig_server);
}
#ifndef ENFORCE_MAC80211_HWSIM
const bool start_wmediumd = false;
#else
// Start wmediumd process for the first instance if
// vhost_user_mac80211_hwsim is not specified.
const bool start_wmediumd =
FLAGS_vhost_user_mac80211_hwsim.empty() && is_first_instance;
#endif
if (start_wmediumd) {
// TODO(b/199020470) move this to the directory for shared resources
auto vhost_user_socket_path =
const_instance.PerInstanceInternalPath("vhost_user_mac80211");
auto wmediumd_api_socket_path =
const_instance.PerInstanceInternalPath("wmediumd_api_server");
tmp_config_obj.set_vhost_user_mac80211_hwsim(vhost_user_socket_path);
tmp_config_obj.set_wmediumd_api_server_socket(wmediumd_api_socket_path);
instance.set_start_wmediumd(true);
} else {
instance.set_start_wmediumd(false);
}
instance.set_start_netsim(is_first_instance && is_any_netsim);
instance.set_start_rootcanal(is_first_instance && !is_bt_netsim &&
(FLAGS_rootcanal_instance_num <= 0));
if (!FLAGS_ap_rootfs_image.empty() && !FLAGS_ap_kernel_image.empty() && start_wmediumd) {
std::string required_grub_image_path;
switch (kernel_configs[0].target_arch) {
case Arch::Arm:
case Arch::Arm64:
// TODO(b/260960328) : Migrate openwrt image for arm64 into
// APBootFlow::Grub.
break;
case Arch::X86:
case Arch::X86_64:
required_grub_image_path = kBootSrcPathIA32;
break;
}
if (FileExists(required_grub_image_path)) {
instance.set_ap_boot_flow(CuttlefishConfig::InstanceSpecific::APBootFlow::Grub);
} else {
instance.set_ap_boot_flow(CuttlefishConfig::InstanceSpecific::APBootFlow::LegacyDirect);
}
} else {
instance.set_ap_boot_flow(CuttlefishConfig::InstanceSpecific::APBootFlow::None);
}
is_first_instance = false;
// instance.modem_simulator_ports := "" or "[port,]*port"
if (modem_simulator_count_vec[instance_index] > 0) {
std::stringstream modem_ports;
for (auto index {0}; index < modem_simulator_count_vec[instance_index] - 1; index++) {
auto port = 9600 + (modem_simulator_count_vec[instance_index] * (num - 1)) + index;
modem_ports << calc_vsock_port(port) << ",";
}
auto port = 9600 + (modem_simulator_count_vec[instance_index] * (num - 1)) +
modem_simulator_count_vec[instance_index] - 1;
modem_ports << calc_vsock_port(port);
instance.set_modem_simulator_ports(modem_ports.str());
} else {
instance.set_modem_simulator_ports("");
}
instance_index++;
} // end of num_instances loop
tmp_config_obj.set_smt(FLAGS_smt);
std::vector<std::string> names;
for (const auto& instance : tmp_config_obj.Instances()) {
names.emplace_back(instance.instance_name());
}
tmp_config_obj.set_instance_names(names);
// Keep the original code here to set enable_sandbox commandline flag value
SetCommandLineOptionWithMode("enable_sandbox", default_enable_sandbox.c_str(),
google::FlagSettingMode::SET_FLAGS_DEFAULT);
// After last SetCommandLineOptionWithMode, we could set these special flags
enable_sandbox_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_enable_sandbox, instances_size, "enable_sandbox"));
instance_index = 0;
for (const auto& num : instance_nums) {
auto instance = tmp_config_obj.ForInstance(num);
instance.set_enable_sandbox(enable_sandbox_vec[instance_index]);
instance_index++;
}
DiskImageFlagsVectorization(tmp_config_obj, fetcher_config);
return tmp_config_obj;
}
Result<void> SetDefaultFlagsForQemu(Arch target_arch) {
auto instance_nums =
CF_EXPECT(InstanceNumsCalculator().FromGlobalGflags().Calculate());
int32_t instances_size = instance_nums.size();
std::vector<std::string> gpu_mode_vec =
CF_EXPECT(GetFlagStrValueForInstances(FLAGS_gpu_mode, instances_size));
std::vector<bool> start_webrtc_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_start_webrtc, instances_size, "start_webrtc"));
std::string default_start_webrtc = "";
for (int instance_index = 0; instance_index < instance_nums.size(); instance_index++) {
if (instance_index > 0) {
default_start_webrtc += ",";
}
if (gpu_mode_vec[instance_index] == kGpuModeGuestSwiftshader && !start_webrtc_vec[instance_index]) {
// This makes WebRTC the default streamer unless the user requests
// another via a --star_<streamer> flag, while at the same time it's
// possible to run without any streamer by setting --start_webrtc=false.
default_start_webrtc += "true";
} else {
default_start_webrtc += BoolToString(start_webrtc_vec[instance_index]);
}
}
// This is the 1st place to set "start_webrtc" flag value
// for now, we don't set non-default options for QEMU
SetCommandLineOptionWithMode("start_webrtc", default_start_webrtc.c_str(),
SET_FLAGS_DEFAULT);
std::string default_bootloader =
DefaultHostArtifactsPath("etc/bootloader_");
if(target_arch == Arch::Arm) {
// Bootloader is unstable >512MB RAM on 32-bit ARM
SetCommandLineOptionWithMode("memory_mb", "512", SET_FLAGS_VALUE);
default_bootloader += "arm";
} else if (target_arch == Arch::Arm64) {
default_bootloader += "aarch64";
} else {
default_bootloader += "x86_64";
}
default_bootloader += "/bootloader.qemu";
SetCommandLineOptionWithMode("bootloader", default_bootloader.c_str(),
SET_FLAGS_DEFAULT);
return {};
}
Result<void> SetDefaultFlagsForCrosvm() {
auto instance_nums =
CF_EXPECT(InstanceNumsCalculator().FromGlobalGflags().Calculate());
int32_t instances_size = instance_nums.size();
std::vector<bool> start_webrtc_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_start_webrtc, instances_size, "start_webrtc"));
std::string default_start_webrtc = "";
std::set<Arch> supported_archs{Arch::X86_64};
bool default_enable_sandbox =
supported_archs.find(HostArch()) != supported_archs.end() &&
EnsureDirectoryExists(kCrosvmVarEmptyDir).ok() &&
IsDirectoryEmpty(kCrosvmVarEmptyDir) && !IsRunningInContainer();
std::vector<std::string> system_image_dir =
android::base::Split(FLAGS_system_image_dir, ",");
std::string cur_system_image_dir = "";
std::string default_bootloader = "";
std::string default_enable_sandbox_str = "";
for (int instance_index = 0; instance_index < instance_nums.size(); instance_index++) {
if (instance_index >= system_image_dir.size()) {
cur_system_image_dir = system_image_dir[0];
} else {
cur_system_image_dir = system_image_dir[instance_index];
}
cur_system_image_dir += "/bootloader";
if (instance_index > 0) {
default_bootloader += ",";
default_enable_sandbox_str += ",";
default_start_webrtc += ",";
}
default_bootloader += cur_system_image_dir;
default_enable_sandbox_str += BoolToString(default_enable_sandbox);
if (!start_webrtc_vec[instance_index]) {
// This makes WebRTC the default streamer unless the user requests
// another via a --star_<streamer> flag, while at the same time it's
// possible to run without any streamer by setting --start_webrtc=false.
default_start_webrtc += "true";
} else {
default_start_webrtc += BoolToString(start_webrtc_vec[instance_index]);
}
}
SetCommandLineOptionWithMode("bootloader", default_bootloader.c_str(),
SET_FLAGS_DEFAULT);
// This is the 1st place to set "start_webrtc" flag value
SetCommandLineOptionWithMode("start_webrtc", default_start_webrtc.c_str(),
SET_FLAGS_DEFAULT);
// This is the 1st place to set "enable_sandbox" flag value
SetCommandLineOptionWithMode("enable_sandbox",
default_enable_sandbox_str.c_str(), SET_FLAGS_DEFAULT);
return {};
}
void SetDefaultFlagsForGem5() {
// TODO: Add support for gem5 gpu models
SetCommandLineOptionWithMode("gpu_mode", kGpuModeGuestSwiftshader,
SET_FLAGS_DEFAULT);
SetCommandLineOptionWithMode("cpus", "1", SET_FLAGS_DEFAULT);
}
void SetDefaultFlagsForOpenwrt(Arch target_arch) {
if (target_arch == Arch::X86_64) {
SetCommandLineOptionWithMode(
"ap_kernel_image",
DefaultHostArtifactsPath("etc/openwrt/images/openwrt_kernel_x86_64")
.c_str(),
SET_FLAGS_DEFAULT);
SetCommandLineOptionWithMode(
"ap_rootfs_image",
DefaultHostArtifactsPath("etc/openwrt/images/openwrt_rootfs_x86_64")
.c_str(),
SET_FLAGS_DEFAULT);
} else if (target_arch == Arch::Arm64) {
SetCommandLineOptionWithMode(
"ap_kernel_image",
DefaultHostArtifactsPath("etc/openwrt/images/openwrt_kernel_aarch64")
.c_str(),
SET_FLAGS_DEFAULT);
SetCommandLineOptionWithMode(
"ap_rootfs_image",
DefaultHostArtifactsPath("etc/openwrt/images/openwrt_rootfs_aarch64")
.c_str(),
SET_FLAGS_DEFAULT);
}
}
Result<std::vector<KernelConfig>> GetKernelConfigAndSetDefaults() {
auto instance_nums =
CF_EXPECT(InstanceNumsCalculator().FromGlobalGflags().Calculate());
int32_t instances_size = instance_nums.size();
CF_EXPECT(ResolveInstanceFiles(), "Failed to resolve instance files");
std::vector<KernelConfig> kernel_configs = CF_EXPECT(ReadKernelConfig());
// TODO(weihsu), b/250988697:
// assume all instances are using same VM manager/app/arch,
// later that multiple instances may use different VM manager/app/arch
// Temporary add this checking to make sure all instances have same target_arch
// and bootconfig_supported. This checking should be removed later.
for (int instance_index = 1; instance_index < kernel_configs.size(); instance_index++) {
CF_EXPECT(kernel_configs[0].target_arch == kernel_configs[instance_index].target_arch,
"all instance target_arch should be same");
CF_EXPECT(kernel_configs[0].bootconfig_supported ==
kernel_configs[instance_index].bootconfig_supported,
"all instance bootconfig_supported should be same");
}
if (FLAGS_vm_manager == "") {
if (IsHostCompatible(kernel_configs[0].target_arch)) {
FLAGS_vm_manager = CrosvmManager::name();
} else {
FLAGS_vm_manager = QemuManager::name();
}
}
// TODO(weihsu), b/250988697:
// Currently, all instances should use same vmm
std::vector<std::string> vm_manager_vec =
android::base::Split(FLAGS_vm_manager, ",");
if (vm_manager_vec[0] == QemuManager::name()) {
CF_EXPECT(SetDefaultFlagsForQemu(kernel_configs[0].target_arch));
} else if (vm_manager_vec[0] == CrosvmManager::name()) {
CF_EXPECT(SetDefaultFlagsForCrosvm());
} else if (vm_manager_vec[0] == Gem5Manager::name()) {
// TODO: Get the other architectures working
if (kernel_configs[0].target_arch != Arch::Arm64) {
return CF_ERR("Gem5 only supports ARM64");
}
SetDefaultFlagsForGem5();
} else {
return CF_ERR("Unknown Virtual Machine Manager: " << FLAGS_vm_manager);
}
if (vm_manager_vec[0] != Gem5Manager::name()) {
std::vector<bool> start_webrtc_vec = CF_EXPECT(GetFlagBoolValueForInstances(
FLAGS_start_webrtc, instances_size, "start_webrtc"));
bool start_webrtc = false;
for(bool value : start_webrtc_vec) {
start_webrtc |= value;
}
auto host_operator_present =
cuttlefish::FileIsSocket(HOST_OPERATOR_SOCKET_PATH);
// The default for starting signaling server depends on whether or not webrtc
// is to be started and the presence of the host orchestrator.
SetCommandLineOptionWithMode(
"start_webrtc_sig_server",
start_webrtc && !host_operator_present ? "true" : "false",
SET_FLAGS_DEFAULT);
SetCommandLineOptionWithMode(
"webrtc_sig_server_addr",
host_operator_present ? HOST_OPERATOR_SOCKET_PATH : "0.0.0.0",
SET_FLAGS_DEFAULT);
}
SetDefaultFlagsForOpenwrt(kernel_configs[0].target_arch);
// Set the env variable to empty (in case the caller passed a value for it).
unsetenv(kCuttlefishConfigEnvVarName);
return kernel_configs;
}
std::string GetConfigFilePath(const CuttlefishConfig& config) {
return config.AssemblyPath("cuttlefish_config.json");
}
std::string GetCuttlefishEnvPath() {
return StringFromEnv("HOME", ".") + "/.cuttlefish.sh";
}
std::string GetSeccompPolicyDir() {
static const std::string kSeccompDir = std::string("usr/share/crosvm/") +
cuttlefish::HostArchStr() +
"-linux-gnu/seccomp";
return DefaultHostArtifactsPath(kSeccompDir);
}
} // namespace cuttlefish