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stop network manager before change mac and again start #48

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stop network manager before change mac and again start #48

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2d0e884
add start/stop_mn_service
robatipoor Dec 14, 2017
1a2041a
fix bug
robatipoor Dec 14, 2017
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45 changes: 45 additions & 0 deletions src/main.c
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Original file line number Diff line number Diff line change
Expand Up @@ -35,13 +35,16 @@
#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>

#include "mac.h"
#include "maclist.h"
#include "netinfo.h"

#define EXIT_OK 0
#define EXIT_ERROR 1
#define STOP_NET_MAN "systemctl stop NetworkManager.service"
#define START_NET_MAN "systemctl start NetworkManager.service"

static void
print_help (void)
Expand Down Expand Up @@ -109,6 +112,25 @@ random_seed (void)
}


static void
network_manager_service(const char *STAT_NET_MAN){
FILE *pfs ;

// Stop and Start NetworkManager Service
pfs = popen(STAT_NET_MAN,"r");
// sleep 2 sec
sleep(2);
if(strcmp(STAT_NET_MAN,"systemctl stop NetworkManager.service") == 0){
printf("[-] NetworkManager.service is stoped \n");
}else{
printf("[+] NetworkManager.service is started \n");
}

pclose(pfs);
return ;
}


int
main (int argc, char *argv[])
{
Expand Down Expand Up @@ -215,18 +237,32 @@ main (int argc, char *argv[])
}
device_name = argv[optind];

/* Tell user to run app as root */
if(geteuid() != 0)
{
printf("you must be root privileges !!!");
exit (EXIT_ERROR);
}

/* Stop NetworkManager Service */
network_manager_service(STOP_NET_MAN);

/* Seed a random number generator */
random_seed();

/* Read the MAC */
if ((net = mc_net_info_new(device_name)) == NULL) {
/* Start NetworkManager Service */
network_manager_service(START_NET_MAN);
exit (EXIT_ERROR);
}
mac = mc_net_info_get_mac(net);
mac_permanent = mc_net_info_get_permanent_mac(net);

/* --bia can only be used with --random */
if (set_bia && !random) {
/* Start NetworkManager Service */
network_manager_service(START_NET_MAN);
fprintf (stderr, "[WARNING] Ignoring --bia option that can only be used with --random\n");
}

Expand All @@ -238,9 +274,13 @@ main (int argc, char *argv[])
mac_faked = mc_mac_dup (mac);

if (show) {
/* Start NetworkManager Service */
network_manager_service(START_NET_MAN);
exit (EXIT_OK);
} else if (set_mac) {
if (mc_mac_read_string (mac_faked, set_mac) < 0) {
/* Start NetworkManager Service */
network_manager_service(START_NET_MAN);
exit (EXIT_ERROR);
}
} else if (random) {
Expand All @@ -257,6 +297,8 @@ main (int argc, char *argv[])
} else if (permanent) {
mac_faked = mc_mac_dup (mac_permanent);
} else {
/* Start NetworkManager Service */
network_manager_service(START_NET_MAN);
exit (EXIT_OK); /* default to show */
}

Expand All @@ -275,6 +317,9 @@ main (int argc, char *argv[])
printf ("It's the same MAC!!\n");
}
}

/* Start NetworkManager Service */
network_manager_service(START_NET_MAN);

/* Memory free */
mc_mac_free (mac);
Expand Down