permissioner

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#include <permissioner/Config.h>
#include <chrono>
#include <csignal>
#include <cstdlib>
#include <iostream>
#include <stdexcept>
#include <string>
#include <thread>
static int go_on = 1;
void sighandler(int) {
  go_on = 0;
}
int main(int argc, char const **argv) {
  if (argc != 2) {
    std::cerr << "usage: " << argv[0] << " <config file>" << std::endl;
    return EXIT_FAILURE;
  }
  std::string configFileName(argv[1]);
  // load configuration
  Config config;
  try {
    config.parseFile(configFileName);
  } catch (std::exception const &e) {
    std::cerr << "error: " << e.what() << std::endl;
    return EXIT_FAILURE;
  }
  // catch signals to exit properly on Ctrl-C and so on
  signal(SIGINT, sighandler);
  signal(SIGPIPE, sighandler);
  signal(SIGQUIT, sighandler);
  signal(SIGTERM, sighandler);
  std::cout << "permissionerd (" << configFileName << ") starting"
            << std::endl;
  // continuously set ownership and permissions
  int ret = EXIT_SUCCESS;
  while (go_on) {
    // set owneship and permissions, measure time it takes
    std::cout << "permissionerd (" << configFileName
              << "): setting ownership and permissions" << std::endl;
    auto begin = std::chrono::steady_clock::now();
    try {
      config.setPermissions();
 
 
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