summaryrefslogtreecommitdiffstats
path: root/plugins-root/check_dhcp.c
diff options
context:
space:
mode:
Diffstat (limited to 'plugins-root/check_dhcp.c')
-rw-r--r--plugins-root/check_dhcp.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/plugins-root/check_dhcp.c b/plugins-root/check_dhcp.c
index a41a86e9..9b62b3e2 100644
--- a/plugins-root/check_dhcp.c
+++ b/plugins-root/check_dhcp.c
@@ -274,7 +274,7 @@ int main(int argc, char **argv){
274 274
275 /* this plugin almost certainly needs root permissions. */ 275 /* this plugin almost certainly needs root permissions. */
276 np_warn_if_not_root(); 276 np_warn_if_not_root();
277 277
278 /* create socket for DHCP communications */ 278 /* create socket for DHCP communications */
279 dhcp_socket=create_dhcp_socket(); 279 dhcp_socket=create_dhcp_socket();
280 280
@@ -316,7 +316,7 @@ int get_hardware_address(int sock,char *interface_name){
316 316
317 strncpy((char *)&ifr.ifr_name,interface_name,sizeof(ifr.ifr_name)-1); 317 strncpy((char *)&ifr.ifr_name,interface_name,sizeof(ifr.ifr_name)-1);
318 ifr.ifr_name[sizeof(ifr.ifr_name)-1]='\0'; 318 ifr.ifr_name[sizeof(ifr.ifr_name)-1]='\0';
319 319
320 /* try and grab hardware address of requested interface */ 320 /* try and grab hardware address of requested interface */
321 if(ioctl(sock,SIOCGIFHWADDR,&ifr)<0){ 321 if(ioctl(sock,SIOCGIFHWADDR,&ifr)<0){
322 printf(_("Error: Could not get hardware address of interface '%s'\n"),interface_name); 322 printf(_("Error: Could not get hardware address of interface '%s'\n"),interface_name);
@@ -506,7 +506,7 @@ int send_dhcp_discover(int sock){
506 opts += sizeof(requested_address); 506 opts += sizeof(requested_address);
507 } 507 }
508 discover_packet.options[opts++]=DHCP_OPTION_END; 508 discover_packet.options[opts++]=DHCP_OPTION_END;
509 509
510 /* unicast fields */ 510 /* unicast fields */
511 if(unicast) 511 if(unicast)
512 discover_packet.giaddr.s_addr = my_ip.s_addr; 512 discover_packet.giaddr.s_addr = my_ip.s_addr;
@@ -571,7 +571,7 @@ int get_dhcp_offer(int sock){
571 571
572 result=OK; 572 result=OK;
573 result=receive_dhcp_packet(&offer_packet,sizeof(offer_packet),sock,dhcpoffer_timeout,&source); 573 result=receive_dhcp_packet(&offer_packet,sizeof(offer_packet),sock,dhcpoffer_timeout,&source);
574 574
575 if(result!=OK){ 575 if(result!=OK){
576 if(verbose) 576 if(verbose)
577 printf(_("Result=ERROR\n")); 577 printf(_("Result=ERROR\n"));
@@ -952,7 +952,7 @@ int free_requested_server_list(void){
952 next_server=this_server->next; 952 next_server=this_server->next;
953 free(this_server); 953 free(this_server);
954 } 954 }
955 955
956 return OK; 956 return OK;
957 } 957 }
958 958
@@ -977,7 +977,7 @@ int get_results(void){
977 /* get max lease time we were offered */ 977 /* get max lease time we were offered */
978 if(temp_offer->lease_time>max_lease_time || temp_offer->lease_time==DHCP_INFINITE_TIME) 978 if(temp_offer->lease_time>max_lease_time || temp_offer->lease_time==DHCP_INFINITE_TIME)
979 max_lease_time=temp_offer->lease_time; 979 max_lease_time=temp_offer->lease_time;
980 980
981 /* see if we got the address we requested */ 981 /* see if we got the address we requested */
982 if(!memcmp(&requested_address,&temp_offer->offered_address,sizeof(requested_address))) 982 if(!memcmp(&requested_address,&temp_offer->offered_address,sizeof(requested_address)))
983 received_requested_address=TRUE; 983 received_requested_address=TRUE;
@@ -1009,7 +1009,7 @@ int get_results(void){
1009 /* get max lease time we were offered */ 1009 /* get max lease time we were offered */
1010 if(temp_offer->lease_time>max_lease_time || temp_offer->lease_time==DHCP_INFINITE_TIME) 1010 if(temp_offer->lease_time>max_lease_time || temp_offer->lease_time==DHCP_INFINITE_TIME)
1011 max_lease_time=temp_offer->lease_time; 1011 max_lease_time=temp_offer->lease_time;
1012 1012
1013 /* see if we got the address we requested */ 1013 /* see if we got the address we requested */
1014 if(!memcmp(&requested_address,&temp_offer->offered_address,sizeof(requested_address))) 1014 if(!memcmp(&requested_address,&temp_offer->offered_address,sizeof(requested_address)))
1015 received_requested_address=TRUE; 1015 received_requested_address=TRUE;
@@ -1387,7 +1387,7 @@ void print_help(void){
1387 1387
1388 printf("Copyright (c) 2001-2004 Ethan Galstad (nagios@nagios.org)\n"); 1388 printf("Copyright (c) 2001-2004 Ethan Galstad (nagios@nagios.org)\n");
1389 printf (COPYRIGHT, copyright, email); 1389 printf (COPYRIGHT, copyright, email);
1390 1390
1391 printf("%s\n", _("This plugin tests the availability of DHCP servers on a network.")); 1391 printf("%s\n", _("This plugin tests the availability of DHCP servers on a network."));
1392 1392
1393 printf ("\n\n"); 1393 printf ("\n\n");
@@ -1411,17 +1411,18 @@ void print_help(void){
1411 printf (" %s\n", "-u, --unicast"); 1411 printf (" %s\n", "-u, --unicast");
1412 printf (" %s\n", _("Unicast testing: mimic a DHCP relay, requires -s")); 1412 printf (" %s\n", _("Unicast testing: mimic a DHCP relay, requires -s"));
1413 1413
1414 printf (_(UT_SUPPORT));
1414 return; 1415 return;
1415 } 1416 }
1416 1417
1417 1418
1418void 1419void
1419print_usage(void){ 1420print_usage(void){
1420 1421
1421 printf (_("Usage:")); 1422 printf (_("Usage:"));
1422 printf (" %s [-v] [-u] [-s serverip] [-r requestedip] [-t timeout]\n",progname); 1423 printf (" %s [-v] [-u] [-s serverip] [-r requestedip] [-t timeout]\n",progname);
1423 printf (" [-i interface] [-m mac]\n"); 1424 printf (" [-i interface] [-m mac]\n");
1424 1425
1425 return; 1426 return;
1426 } 1427 }
1427 1428