text: #include <string.h>
  #include <unistd.h>
  #include <stdlib.h>
  
  #include "zdtmtst.h"
  
  const char *test_doc	= "Check that network environment (links, addresses and routes) are preserved";
  const char *test_author	= "Pavel Emelianov <xemul@parallels.com>";
  
  int main(int argc, char **argv)
  {
  	test_init(argc, argv);
  
  	if (system("ip link set lo up")) {
  		fail("Can't set lo up");
  		return -1;
  	}
  
  	if (system("ip addr add 1.2.3.4 dev lo")) {
  		fail("Can't add addr on lo");
  		return -1;
  	}
  
  	if (system("ip route add 1.2.3.5 dev lo")) {
  		fail("Can't add route via lo");
  		return -1;
  	}
  
  	if (system("ip route add 1.2.3.6 via 1.2.3.5")) {
  		fail("Can't add route via lo (2)");
  		return -1;
  	}
  
  	if (system("ip link > netns.dump.test && ip addr >> netns.dump.test && ip route >> netns.dump.test")) {
  		sleep(1000);
  		fail("Can't save net config");
  		return -1;
  	}
  
  	test_daemon();
  	test_waitsig();
  
  	if (system("ip link > netns.rst.test && ip addr >> netns.rst.test && ip route >> netns.rst.test")) {
  		fail("Can't get net config");
  		return -1;
  	}
  
  	if (system("diff netns.rst.test netns.dump.test")) {
  		fail("Net config differs after restore");
  		return -1;
  	}
  
  	pass();
  	return 0;
  }
  