fn-registry agent
133 lines
3.5 KiB
C++
133 lines
3.5 KiB
C++
#include "chrome_launcher.h"
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#include <cstdio>
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#include <string>
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#ifdef _WIN32
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# define WIN32_LEAN_AND_MEAN
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# include <windows.h>
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#endif
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namespace navegator {
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namespace {
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#ifdef _WIN32
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const char* kChromePaths[] = {
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"C:\\Program Files\\Google\\Chrome\\Application\\chrome.exe",
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"C:\\Program Files (x86)\\Google\\Chrome\\Application\\chrome.exe",
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};
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bool file_exists_w(const char* path) {
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DWORD attrs = GetFileAttributesA(path);
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return (attrs != INVALID_FILE_ATTRIBUTES) && !(attrs & FILE_ATTRIBUTE_DIRECTORY);
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}
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std::string find_chrome() {
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for (const char* p : kChromePaths) {
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if (file_exists_w(p)) return p;
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}
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return "";
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}
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// Quote para argv en CreateProcess (rules de MSVCR / Chromium):
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// envolver en " y escapar las " internas con \" y los \ que preceden a " con \\.
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std::string quote_arg(const std::string& a) {
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if (a.empty()) return "\"\"";
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bool needs = a.find_first_of(" \t\"") != std::string::npos;
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if (!needs) return a;
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std::string out = "\"";
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int backslashes = 0;
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for (char c : a) {
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if (c == '\\') {
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++backslashes;
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out += c;
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} else if (c == '"') {
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// Duplicar las \\ acumuladas + escapar la "
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for (int i = 0; i < backslashes; ++i) out += '\\';
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backslashes = 0;
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out += "\\\"";
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} else {
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backslashes = 0;
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out += c;
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}
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}
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// Cerrar: duplicar \\ pendientes.
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for (int i = 0; i < backslashes; ++i) out += '\\';
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out += '"';
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return out;
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}
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#endif
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} // namespace
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LaunchResult launch_chrome(const LaunchOpts& opts) {
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LaunchResult r;
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#ifndef _WIN32
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(void)opts;
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r.error = "launch_chrome: solo Windows en v0";
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return r;
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#else
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std::string chrome = opts.chrome_path.empty() ? find_chrome() : opts.chrome_path;
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if (chrome.empty()) {
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r.error = "chrome.exe no encontrado en Program Files";
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return r;
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}
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if (opts.user_data_dir.empty()) {
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r.error = "user_data_dir obligatorio para aislar perfil";
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return r;
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}
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// Crear el directorio si no existe (ignoramos errores, Chrome se queja si no puede).
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CreateDirectoryA(opts.user_data_dir.c_str(), nullptr);
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char port_buf[32];
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std::snprintf(port_buf, sizeof(port_buf), "--remote-debugging-port=%d", opts.port);
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std::string cmd;
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cmd = quote_arg(chrome);
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cmd += " ";
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cmd += quote_arg(port_buf);
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cmd += " --remote-allow-origins=*";
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cmd += " ";
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cmd += quote_arg(std::string("--user-data-dir=") + opts.user_data_dir);
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cmd += " --no-first-run --no-default-browser-check";
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if (opts.headless) {
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cmd += " --headless=new --disable-gpu";
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}
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if (!opts.start_url.empty()) {
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cmd += " ";
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cmd += quote_arg(opts.start_url);
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} else {
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cmd += " about:blank";
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}
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STARTUPINFOA si{};
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si.cb = sizeof(si);
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PROCESS_INFORMATION pi{};
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// CreateProcess modifica el commandline buffer — copia mutable.
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std::string mutable_cmd = cmd;
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BOOL ok = CreateProcessA(
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nullptr,
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mutable_cmd.data(),
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nullptr, nullptr, FALSE,
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CREATE_NEW_PROCESS_GROUP | DETACHED_PROCESS,
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nullptr, nullptr, &si, &pi);
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if (!ok) {
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DWORD err = GetLastError();
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char buf[64];
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std::snprintf(buf, sizeof(buf), "CreateProcess failed (err=%lu)", (unsigned long)err);
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r.error = buf;
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return r;
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}
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r.ok = true;
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r.pid = (uint32_t)pi.dwProcessId;
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CloseHandle(pi.hProcess);
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CloseHandle(pi.hThread);
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return r;
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#endif
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}
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} // namespace navegator
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