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diff --git a/plugins/check_dhcp.c b/plugins/check_dhcp.c
index ee893cd24965d8b355ae503f860b8d6c690f4e45..a3e0c53c58198aa60d19a628d7b5d63e9c5adcf8 100644 (file)
--- a/plugins/check_dhcp.c
+++ b/plugins/check_dhcp.c
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
+* $Id$
+*
*****************************************************************************/
+const char *progname = "check_dhcp";
+const char *revision = "$Revision$";
+const char *copyright = "2001-2004";
+const char *email = "nagiosplug-devel@lists.sourceforge.net";
+
#include "common.h"
#include "netutils.h"
#include "utils.h"
#include <arpa/inet.h>
#if defined( __linux__ )
+
#include <linux/if_ether.h>
#include <features.h>
-#else
+
+#elif defined (__bsd__)
+
#include <netinet/if_ether.h>
#include <sys/sysctl.h>
#include <net/if_dl.h>
-#endif
-const char *progname = "check_dhcp";
+#elif defined(__sun__) || defined(__solaris__) || defined(__hpux__)
+
+#define INSAP 22
+#define OUTSAP 24
+
+#include <signal.h>
+#include <ctype.h>
+#include <sys/stropts.h>
+#include <sys/poll.h>
+#include <sys/dlpi.h>
+
+#define bcopy(source, destination, length) memcpy(destination, source, length)
+
+#define AREA_SZ 5000 /* buffer length in bytes */
+static u_long ctl_area[AREA_SZ];
+static u_long dat_area[AREA_SZ];
+static struct strbuf ctl = {AREA_SZ, 0, (char *)ctl_area};
+static struct strbuf dat = {AREA_SZ, 0, (char *)dat_area};
+
+#define GOT_CTRL 1
+#define GOT_DATA 2
+#define GOT_BOTH 3
+#define GOT_INTR 4
+#define GOT_ERR 128
+
+#define u_int8_t uint8_t
+#define u_int16_t uint16_t
+#define u_int32_t uint32_t
+
+static int get_msg(int);
+static int check_ctrl(int);
+static int put_ctrl(int, int, int);
+static int put_both(int, int, int, int);
+static int dl_open(const char *, int, int *);
+static int dl_bind(int, int, u_char *);
+long mac_addr_dlpi( const char *, int, u_char *);
+
+#endif
-/*#define DEBUG*/
#define HAVE_GETOPT_H
int request_specific_address=FALSE;
int received_requested_address=FALSE;
+int verbose=0;
struct in_addr requested_address;
int dhcp_socket;
int result;
+ setlocale (LC_ALL, "");
+ bindtextdomain (PACKAGE, LOCALEDIR);
+ textdomain (PACKAGE);
+
if(process_arguments(argc,argv)!=OK){
- /*usage("Invalid command arguments supplied\n");*/
- printf("Invalid command arguments supplied\n");
- exit(STATE_UNKNOWN);
- }
-
+ usage4 (_("Could not parse arguments"));
+ }
/* create socket for DHCP communications */
dhcp_socket=create_dhcp_socket();
/* determines hardware address on client machine */
int get_hardware_address(int sock,char *interface_name){
+
+ int i;
+
#if defined(__linux__)
struct ifreq ifr;
/* try and grab hardware address of requested interface */
if(ioctl(sock,SIOCGIFHWADDR,&ifr)<0){
- printf("Error: Could not get hardware address of interface '%s'\n",interface_name);
+ printf(_("Error: Could not get hardware address of interface '%s'\n"),interface_name);
exit(STATE_UNKNOWN);
}
memcpy(&client_hardware_address[0],&ifr.ifr_hwaddr.sa_data,6);
-#else
- /* Code from getmac.c posted at http://lists.freebsd.org/pipermail/freebsd-hackers/2004-June/007415.html
- * by Alecs King based on Unix Network programming Ch 17
- */
+
+#elif defined(__bsd__)
+ /* King 2004 see ACKNOWLEDGEMENTS */
int mib[6], len;
char *buf;
mib[4] = NET_RT_IFLIST;
if ((mib[5] = if_nametoindex(interface_name)) == 0) {
- perror("if_nametoindex error");
- exit(2);
+ printf(_("Error: if_nametoindex error - %s.\n"), strerror(errno));
+ exit(STATE_UNKNOWN);
}
if (sysctl(mib, 6, NULL, &len, NULL, 0) < 0) {
- perror("sysctl 1 error");
- exit(3);
+ printf(_("Error: Couldn't get hardware address from %s. sysctl 1 error - %s.\n"), interface_name, strerror(errno));
+ exit(STATE_UNKNOWN);
}
if ((buf = malloc(len)) == NULL) {
- perror("malloc error");
+ printf(_("Error: Couldn't get hardware address from interface %s. malloc error - %s.\n"), interface_name, strerror(errno));
exit(4);
}
if (sysctl(mib, 6, buf, &len, NULL, 0) < 0) {
- perror("sysctl 2 error");
- exit(5);
+ printf(_("Error: Couldn't get hardware address from %s. sysctl 2 error - %s.\n"), interface_name, strerror(errno));
+ exit(STATE_UNKNOWN);
}
ifm = (struct if_msghdr *)buf;
sdl = (struct sockaddr_dl *)(ifm + 1);
ptr = (unsigned char *)LLADDR(sdl);
memcpy(&client_hardware_address[0], ptr, 6) ;
-#endif
+ /* King 2004 */
+
+#elif defined(__sun__) || defined(__solaris__)
+
+ /* Kompf 2000-2003 see ACKNOWLEDGEMENTS */
+ long stat;
+ char dev[20] = "/dev/";
+ char *p;
+ int unit;
+
+ for (p = interface_name; *p && isalpha(*p); p++)
+ /* no-op */ ;
+ if ( p != '\0' ) {
+ unit = atoi(p) ;
+ *p = '\0' ;
+ strncat(dev, interface_name, 6) ;
+ } else {
+ printf(_("Error: can't find unit number in interface_name (%s) - expecting TypeNumber eg lnc0.\n"), interface_name);
+ exit(STATE_UNKNOWN);
+ }
+ stat = mac_addr_dlpi(dev, unit, client_hardware_address);
+ if (stat != 0) {
+ printf(_("Error: can't read MAC address from DLPI streams interface for device %s unit %d.\n"), dev, unit);
+ exit(STATE_UNKNOWN);
+ }
+
+#elif defined(__hpux__)
+ long stat;
+ char dev[20] = "/dev/dlpi" ;
+ int unit = 0;
-#ifdef DEBUG
- printf("Hardware address: %02x:%02x:%02x:",client_hardware_address[0],client_hardware_address[1],client_hardware_address[2]);
- printf("%02x:",client_hardware_address[3]);
- printf("%02x:%02x\n",client_hardware_address[4],client_hardware_address[5]);
- printf("\n");
+ stat = mac_addr_dlpi(dev, unit, client_hardware_address);
+ if (stat != 0) {
+ printf(_("Error: can't read MAC address from DLPI streams interface for device %s unit %d.\n"), dev, unit);
+ exit(STATE_UNKNOWN);
+ }
+ /* Kompf 2000-2003 */
+
+#else
+ printf(_("Error: can't get MAC address for this architecture.\n"));
+ exit(STATE_UNKNOWN);
#endif
+ if (verbose) {
+ printf(_("Hardware address: "));
+ for (i=0; i<6; ++i)
+ printf("%2.2x", client_hardware_address[i]);
+ printf( "\n");
+ }
+
return OK;
}
bzero(&sockaddr_broadcast.sin_zero,sizeof(sockaddr_broadcast.sin_zero));
-#ifdef DEBUG
- printf("DHCPDISCOVER to %s port %d\n",inet_ntoa(sockaddr_broadcast.sin_addr),ntohs(sockaddr_broadcast.sin_port));
- printf("DHCPDISCOVER XID: %lu (0x%X)\n",ntohl(discover_packet.xid),ntohl(discover_packet.xid));
- printf("DHCDISCOVER ciaddr: %s\n",inet_ntoa(discover_packet.ciaddr));
- printf("DHCDISCOVER yiaddr: %s\n",inet_ntoa(discover_packet.yiaddr));
- printf("DHCDISCOVER siaddr: %s\n",inet_ntoa(discover_packet.siaddr));
- printf("DHCDISCOVER giaddr: %s\n",inet_ntoa(discover_packet.giaddr));
-#endif
+ if (verbose) {
+ printf(_("DHCPDISCOVER to %s port %d\n"),inet_ntoa(sockaddr_broadcast.sin_addr),ntohs(sockaddr_broadcast.sin_port));
+ printf("DHCPDISCOVER XID: %lu (0x%X)\n",ntohl(discover_packet.xid),ntohl(discover_packet.xid));
+ printf("DHCDISCOVER ciaddr: %s\n",inet_ntoa(discover_packet.ciaddr));
+ printf("DHCDISCOVER yiaddr: %s\n",inet_ntoa(discover_packet.yiaddr));
+ printf("DHCDISCOVER siaddr: %s\n",inet_ntoa(discover_packet.siaddr));
+ printf("DHCDISCOVER giaddr: %s\n",inet_ntoa(discover_packet.giaddr));
+ }
/* send the DHCPDISCOVER packet out */
send_dhcp_packet(&discover_packet,sizeof(discover_packet),sock,&sockaddr_broadcast);
-#ifdef DEBUG
- printf("\n\n");
-#endif
+ if (verbose)
+ printf("\n\n");
return OK;
}
if((current_time-start_time)>=dhcpoffer_timeout)
break;
-#ifdef DEBUG
- printf("\n\n");
-#endif
+ if (verbose)
+ printf("\n\n");
bzero(&source,sizeof(source));
bzero(&offer_packet,sizeof(offer_packet));
result=receive_dhcp_packet(&offer_packet,sizeof(offer_packet),sock,dhcpoffer_timeout,&source);
if(result!=OK){
-#ifdef DEBUG
- printf("Result=ERROR\n");
-#endif
+ if (verbose)
+ printf(_("Result=ERROR\n"));
+
continue;
}
else{
-#ifdef DEBUG
- printf("Result=OK\n");
-#endif
+ if (verbose)
+ printf(_("Result=OK\n"));
+
responses++;
}
-#ifdef DEBUG
- printf("DHCPOFFER from IP address %s\n",inet_ntoa(source.sin_addr));
- printf("DHCPOFFER XID: %lu (0x%X)\n",ntohl(offer_packet.xid),ntohl(offer_packet.xid));
-#endif
+ if (verbose) {
+ printf(_("DHCPOFFER from IP address %s\n"),inet_ntoa(source.sin_addr));
+ printf("DHCPOFFER XID: %lu (0x%X)\n",ntohl(offer_packet.xid),ntohl(offer_packet.xid));
+ }
/* check packet xid to see if its the same as the one we used in the discover packet */
if(ntohl(offer_packet.xid)!=packet_xid){
-#ifdef DEBUG
- printf("DHCPOFFER XID (%lu) did not match DHCPDISCOVER XID (%lu) - ignoring packet\n",ntohl(offer_packet.xid),packet_xid);
-#endif
+ if (verbose)
+ printf(_("DHCPOFFER XID (%lu) did not match DHCPDISCOVER XID (%lu) - ignoring packet\n"),ntohl(offer_packet.xid),packet_xid);
+
continue;
}
/* check hardware address */
result=OK;
-#ifdef DEBUG
- printf("DHCPOFFER chaddr: ");
-#endif
+ if (verbose)
+ printf("DHCPOFFER chaddr: ");
+
for(x=0;x<ETHERNET_HARDWARE_ADDRESS_LENGTH;x++){
-#ifdef DEBUG
- printf("%02X",(unsigned char)offer_packet.chaddr[x]);
-#endif
- if(offer_packet.chaddr[x]!=client_hardware_address[x]){
+ if (verbose)
+ printf("%02X",(unsigned char)offer_packet.chaddr[x]);
+
+ if(offer_packet.chaddr[x]!=client_hardware_address[x])
result=ERROR;
- }
- }
-#ifdef DEBUG
- printf("\n");
-#endif
+ }
+ if (verbose)
+ printf("\n");
+
if(result==ERROR){
-#ifdef DEBUG
- printf("DHCPOFFER hardware address did not match our own - ignoring packet\n");
-#endif
+ if (verbose)
+ printf(_("DHCPOFFER hardware address did not match our own - ignoring packet\n"));
+
continue;
}
-#ifdef DEBUG
- printf("DHCPOFFER ciaddr: %s\n",inet_ntoa(offer_packet.ciaddr));
- printf("DHCPOFFER yiaddr: %s\n",inet_ntoa(offer_packet.yiaddr));
- printf("DHCPOFFER siaddr: %s\n",inet_ntoa(offer_packet.siaddr));
- printf("DHCPOFFER giaddr: %s\n",inet_ntoa(offer_packet.giaddr));
-#endif
+ if (verbose) {
+ printf("DHCPOFFER ciaddr: %s\n",inet_ntoa(offer_packet.ciaddr));
+ printf("DHCPOFFER yiaddr: %s\n",inet_ntoa(offer_packet.yiaddr));
+ printf("DHCPOFFER siaddr: %s\n",inet_ntoa(offer_packet.siaddr));
+ printf("DHCPOFFER giaddr: %s\n",inet_ntoa(offer_packet.giaddr));
+ }
add_dhcp_offer(source.sin_addr,&offer_packet);
valid_responses++;
}
-#ifdef DEBUG
- printf("Total responses seen on the wire: %d\n",responses);
- printf("Valid responses for this machine: %d\n",valid_responses);
-#endif
+ if (verbose) {
+ printf(_("Total responses seen on the wire: %d\n"),responses);
+ printf(_("Valid responses for this machine: %d\n"),valid_responses);
+ }
return OK;
}
@@ -494,9 +581,8 @@ int send_dhcp_packet(void *buffer, int buffer_size, int sock, struct sockaddr_in
result=sendto(sock,(char *)buffer,buffer_size,0,(struct sockaddr *)dest,sizeof(*dest));
-#ifdef DEBUG
- printf("send_dhcp_packet result: %d\n",result);
-#endif
+ if (verbose)
+ printf(_("send_dhcp_packet result: %d\n"),result);
if(result<0)
return ERROR;
@@ -524,9 +610,8 @@ int receive_dhcp_packet(void *buffer, int buffer_size, int sock, int timeout, st
/* make sure some data has arrived */
if(!FD_ISSET(sock,&readfds)){
-#ifdef DEBUG
- printf("No (more) data received\n");
-#endif
+ if (verbose)
+ printf(_("No (more) data received\n"));
return ERROR;
}
@@ -537,26 +622,24 @@ int receive_dhcp_packet(void *buffer, int buffer_size, int sock, int timeout, st
bzero(&source_address,sizeof(source_address));
address_size=sizeof(source_address);
recv_result=recvfrom(sock,(char *)buffer,buffer_size,MSG_PEEK,(struct sockaddr *)&source_address,&address_size);
-#ifdef DEBUG
- printf("recv_result_1: %d\n",recv_result);
-#endif
+ if (verbose)
+ printf("recv_result_1: %d\n",recv_result);
recv_result=recvfrom(sock,(char *)buffer,buffer_size,0,(struct sockaddr *)&source_address,&address_size);
-#ifdef DEBUG
- printf("recv_result_2: %d\n",recv_result);
-#endif
+ if (verbose)
+ printf("recv_result_2: %d\n",recv_result);
if(recv_result==-1){
-#ifdef DEBUG
- printf("recvfrom() failed, ");
- printf("errno: (%d) -> %s\n",errno,strerror(errno));
-#endif
+ if (verbose) {
+ printf(_("recvfrom() failed, "));
+ printf("errno: (%d) -> %s\n",errno,strerror(errno));
+ }
return ERROR;
}
else{
-#ifdef DEBUG
- printf("receive_dhcp_packet() result: %d\n",recv_result);
- printf("receive_dhcp_packet() source: %s\n",inet_ntoa(source_address.sin_addr));
-#endif
+ if (verbose) {
+ printf(_("receive_dhcp_packet() result: %d\n"),recv_result);
+ printf(_("receive_dhcp_packet() source: %s\n"),inet_ntoa(source_address.sin_addr));
+ }
memcpy(address,&source_address,sizeof(source_address));
return OK;
@@ -567,7 +650,6 @@ int receive_dhcp_packet(void *buffer, int buffer_size, int sock, int timeout, st
}
-
/* creates a socket for DHCP communication */
int create_dhcp_socket(void){
struct sockaddr_in myname;
/* create a socket for DHCP communications */
sock=socket(AF_INET,SOCK_DGRAM,IPPROTO_UDP);
if(sock<0){
- printf("Error: Could not create socket!\n");
+ printf(_("Error: Could not create socket!\n"));
exit(STATE_UNKNOWN);
}
-#ifdef DEBUG
- printf("DHCP socket: %d\n",sock);
-#endif
+ if (verbose)
+ printf("DHCP socket: %d\n",sock);
/* set the reuse address flag so we don't get errors when restarting */
flag=1;
if(setsockopt(sock,SOL_SOCKET,SO_REUSEADDR,(char *)&flag,sizeof(flag))<0){
- printf("Error: Could not set reuse address option on DHCP socket!\n");
+ printf(_("Error: Could not set reuse address option on DHCP socket!\n"));
exit(STATE_UNKNOWN);
}
/* set the broadcast option - we need this to listen to DHCP broadcast messages */
if(setsockopt(sock,SOL_SOCKET,SO_BROADCAST,(char *)&flag,sizeof flag)<0){
- printf("Error: Could not set broadcast option on DHCP socket!\n");
+ printf(_("Error: Could not set broadcast option on DHCP socket!\n"));
exit(STATE_UNKNOWN);
}
#if defined(__linux__)
strncpy(interface.ifr_ifrn.ifrn_name,network_interface_name,IFNAMSIZ);
if(setsockopt(sock,SOL_SOCKET,SO_BINDTODEVICE,(char *)&interface,sizeof(interface))<0){
- printf("Error: Could not bind socket to interface %s. Check your privileges...\n",network_interface_name);
+ printf(_("Error: Could not bind socket to interface %s. Check your privileges...\n"),network_interface_name);
exit(STATE_UNKNOWN);
}
/* bind the socket */
if(bind(sock,(struct sockaddr *)&myname,sizeof(myname))<0){
- printf("Error: Could not bind to DHCP socket (port %d)! Check your privileges...\n",DHCP_CLIENT_PORT);
+ printf(_("Error: Could not bind to DHCP socket (port %d)! Check your privileges...\n"),DHCP_CLIENT_PORT);
exit(STATE_UNKNOWN);
}
}
-
-
-
/* closes DHCP socket */
int close_dhcp_socket(int sock){
}
-
-
/* adds a requested server address to list in memory */
int add_requested_server(struct in_addr server_address){
requested_server *new_server;
requested_servers++;
-#ifdef DEBUG
- printf("Requested server address: %s\n",inet_ntoa(new_server->server_address));
-#endif
+ if (verbose)
+ printf(_("Requested server address: %s\n"),inet_ntoa(new_server->server_address));
return OK;
}
/* get option length */
option_length=offer_packet->options[x++];
-#ifdef DEBUG
- printf("Option: %d (0x%02X)\n",option_type,option_length);
-#endif
+ if (verbose)
+ printf("Option: %d (0x%02X)\n",option_type,option_length);
/* get option data */
- if(option_type==DHCP_OPTION_LEASE_TIME)
- dhcp_lease_time=ntohl(*((u_int32_t *)&offer_packet->options[x]));
- if(option_type==DHCP_OPTION_RENEWAL_TIME)
- dhcp_renewal_time=ntohl(*((u_int32_t *)&offer_packet->options[x]));
- if(option_type==DHCP_OPTION_REBINDING_TIME)
- dhcp_rebinding_time=ntohl(*((u_int32_t *)&offer_packet->options[x]));
+ if(option_type==DHCP_OPTION_LEASE_TIME) {
+ memcpy(&dhcp_lease_time, &offer_packet->options[x],
+ sizeof(dhcp_lease_time));
+ dhcp_lease_time = ntohl(dhcp_lease_time);
+ }
+ if(option_type==DHCP_OPTION_RENEWAL_TIME) {
+ memcpy(&dhcp_renewal_time, &offer_packet->options[x],
+ sizeof(dhcp_renewal_time));
+ dhcp_renewal_time = ntohl(dhcp_renewal_time);
+ }
+ if(option_type==DHCP_OPTION_REBINDING_TIME) {
+ memcpy(&dhcp_rebinding_time, &offer_packet->options[x],
+ sizeof(dhcp_rebinding_time));
+ dhcp_rebinding_time = ntohl(dhcp_rebinding_time);
+ }
/* skip option data we're ignoring */
else
for(y=0;y<option_length;y++,x++);
}
-#ifdef DEBUG
- if(dhcp_lease_time==DHCP_INFINITE_TIME)
- printf("Lease Time: Infinite\n");
- else
- printf("Lease Time: %lu seconds\n",(unsigned long)dhcp_lease_time);
- if(dhcp_renewal_time==DHCP_INFINITE_TIME)
- printf("Renewal Time: Infinite\n");
- else
- printf("Renewal Time: %lu seconds\n",(unsigned long)dhcp_renewal_time);
- if(dhcp_rebinding_time==DHCP_INFINITE_TIME)
- printf("Rebinding Time: Infinite\n");
- printf("Rebinding Time: %lu seconds\n",(unsigned long)dhcp_rebinding_time);
-#endif
+ if (verbose) {
+ if(dhcp_lease_time==DHCP_INFINITE_TIME)
+ printf(_("Lease Time: Infinite\n"));
+ else
+ printf(_("Lease Time: %lu seconds\n"),(unsigned long)dhcp_lease_time);
+ if(dhcp_renewal_time==DHCP_INFINITE_TIME)
+ printf(_("Renewal Time: Infinite\n"));
+ else
+ printf(_("Renewal Time: %lu seconds\n"),(unsigned long)dhcp_renewal_time);
+ if(dhcp_rebinding_time==DHCP_INFINITE_TIME)
+ printf(_("Rebinding Time: Infinite\n"));
+ printf(_("Rebinding Time: %lu seconds\n"),(unsigned long)dhcp_rebinding_time);
+ }
new_offer=(dhcp_offer *)malloc(sizeof(dhcp_offer));
if(new_offer==NULL)
return ERROR;
-
new_offer->server_address=source;
new_offer->offered_address=offer_packet->yiaddr;
new_offer->lease_time=dhcp_lease_time;
new_offer->rebinding_time=dhcp_rebinding_time;
-#ifdef DEBUG
- printf("Added offer from server @ %s",inet_ntoa(new_offer->server_address));
- printf(" of IP address %s\n",inet_ntoa(new_offer->offered_address));
-#endif
+ if (verbose) {
+ printf(_("Added offer from server @ %s"),inet_ntoa(new_offer->server_address));
+ printf(_(" of IP address %s\n"),inet_ntoa(new_offer->offered_address));
+ }
/* add new offer to head of list */
new_offer->next=dhcp_offer_list;
}
-
-
/* frees memory allocated to DHCP OFFER list */
int free_dhcp_offer_list(void){
dhcp_offer *this_offer;
}
-
-
/* frees memory allocated to requested server list */
int free_requested_server_list(void){
requested_server *this_server;
/* see if the servers we wanted a response from talked to us or not */
if(!memcmp(&temp_offer->server_address,&temp_server->server_address,sizeof(temp_server->server_address))){
-#ifdef DEBUG
- printf("DHCP Server Match: Offerer=%s",inet_ntoa(temp_offer->server_address));
- printf(" Requested=%s\n",inet_ntoa(temp_server->server_address));
-#endif
+ if (verbose) {
+ printf(_("DHCP Server Match: Offerer=%s"),inet_ntoa(temp_offer->server_address));
+ printf(_(" Requested=%s\n"),inet_ntoa(temp_server->server_address));
+ }
requested_responses++;
}
}
/* we didn't receive any DHCPOFFERs */
if(dhcp_offer_list==NULL){
- printf("No DHCPOFFERs were received.\n");
+ printf(_("No DHCPOFFERs were received.\n"));
return result;
}
- printf("Received %d DHCPOFFER(s)",valid_responses);
+ printf(_("Received %d DHCPOFFER(s)"),valid_responses);
if(requested_servers>0)
- printf(", %s%d of %d requested servers responded",((requested_responses<requested_servers) && requested_responses>0)?"only ":"",requested_responses,requested_servers);
+ printf(_(", %s%d of %d requested servers responded"),((requested_responses<requested_servers) && requested_responses>0)?"only ":"",requested_responses,requested_servers);
if(request_specific_address==TRUE)
- printf(", requested address (%s) was %soffered",inet_ntoa(requested_address),(received_requested_address==TRUE)?"":"not ");
+ printf(_(", requested address (%s) was %soffered"),inet_ntoa(requested_address),(received_requested_address==TRUE)?"":_("not "));
- printf(", max lease time = ");
+ printf(_(", max lease time = "));
if(max_lease_time==DHCP_INFINITE_TIME)
- printf("Infinity");
+ printf(_("Infinity"));
else
printf("%lu sec",(unsigned long)max_lease_time);
}
-
-
-
-
-/* print usage help */
-void print_help(void){
-
- /*print_revision(progname,"$Revision$");*/
-
- printf("Copyright (c) 2001-2004 Ethan Galstad (nagios@nagios.org)\n\n");
- printf("This plugin tests the availability of DHCP servers on a network.\n\n");
-
- print_usage();
-
- printf
- ("\nOptions:\n"
- " -s, --serverip=IPADDRESS\n"
- " IP address of DHCP server that we must hear from\n"
- " -r, --requestedip=IPADDRESS\n"
- " IP address that should be offered by at least one DHCP server\n"
- " -t, --timeout=INTEGER\n"
- " Seconds to wait for DHCPOFFER before timeout occurs\n"
- " -i, --interface=STRING\n"
- " Interface to to use for listening (i.e. eth0)\n"
- " -v, --verbose\n"
- " Print extra information (command-line use only)\n"
- " -h, --help\n"
- " Print detailed help screen\n"
- " -V, --version\n"
- " Print version information\n\n"
- );
-
- /*support();*/
-
- return;
- }
-
-
-/* prints usage information */
-void print_usage(void){
-
- printf("Usage: %s [-s serverip] [-r requestedip] [-t timeout] [-i interface]\n",progname);
- printf(" %s --help\n",progname);
- printf(" %s --version\n",progname);
-
- return;
- }
-
-
-
-
/* process command-line arguments */
int process_arguments(int argc, char **argv){
int c;
break;
case 'V': /* version */
-
- /*print_revision(progname,"$Revision$");*/
+ print_revision(progname,revision);
exit(STATE_OK);
case 'h': /* help */
-
print_help();
exit(STATE_OK);
- case '?': /* help */
+ case 'v': /* verbose */
+ verbose=1;
+ break;
- /*usage("Invalid argument\n");*/
+ case '?': /* help */
+ usage2 (_("Unknown argument"), optarg);
break;
default:
}
-
int validate_arguments(void){
return OK;
}
+#if defined(__sun__) || defined(__solaris__) || defined(__hpux__)
+
+ /* Kompf 2000-2003 see ACKNOWLEDGEMENTS */
+
+/* get a message from a stream; return type of message */
+static int get_msg(int fd)
+{
+ int flags = 0;
+ int res, ret;
+ ctl_area[0] = 0;
+ dat_area[0] = 0;
+ ret = 0;
+ res = getmsg(fd, &ctl, &dat, &flags);
+
+ if(res < 0) {
+ if(errno == EINTR) {
+ return(GOT_INTR);
+ } else {
+ printf("%s\n", "get_msg FAILED.");
+ return(GOT_ERR);
+ }
+ }
+ if(ctl.len > 0) {
+ ret |= GOT_CTRL;
+ }
+ if(dat.len > 0) {
+ ret |= GOT_DATA;
+ }
+ return(ret);
+}
+
+/* verify that dl_primitive in ctl_area = prim */
+static int check_ctrl(int prim)
+{
+ dl_error_ack_t *err_ack = (dl_error_ack_t *)ctl_area;
+ if(err_ack->dl_primitive != prim) {
+ printf(_("Error: DLPI stream API failed to get MAC in check_ctrl: %s.\n"), strerror(errno));
+ exit(STATE_UNKNOWN);
+ }
+ return 0;
+}
+
+/* put a control message on a stream */
+static int put_ctrl(int fd, int len, int pri)
+{
+ ctl.len = len;
+ if(putmsg(fd, &ctl, 0, pri) < 0) {
+ printf(_("Error: DLPI stream API failed to get MAC in put_ctrl/putmsg(): %s.\n"), strerror(errno));
+ exit(STATE_UNKNOWN);
+ }
+ return 0;
+}
+
+/* put a control + data message on a stream */
+static int put_both(int fd, int clen, int dlen, int pri)
+{
+ ctl.len = clen;
+ dat.len = dlen;
+ if(putmsg(fd, &ctl, &dat, pri) < 0) {
+ printf(_("Error: DLPI stream API failed to get MAC in put_both/putmsg().\n"), strerror(errno));
+ exit(STATE_UNKNOWN);
+ }
+ return 0;
+}
+
+/* open file descriptor and attach */
+static int dl_open(const char *dev, int unit, int *fd)
+{
+ dl_attach_req_t *attach_req = (dl_attach_req_t *)ctl_area;
+ if((*fd = open(dev, O_RDWR)) == -1) {
+ printf(_("Error: DLPI stream API failed to get MAC in dl_attach_req/open(%s..): %s.\n"), dev, strerror(errno));
+ exit(STATE_UNKNOWN);
+ }
+ attach_req->dl_primitive = DL_ATTACH_REQ;
+ attach_req->dl_ppa = unit;
+ put_ctrl(*fd, sizeof(dl_attach_req_t), 0);
+ get_msg(*fd);
+ return check_ctrl(DL_OK_ACK);
+}
+
+/* send DL_BIND_REQ */
+static int dl_bind(int fd, int sap, u_char *addr)
+{
+ dl_bind_req_t *bind_req = (dl_bind_req_t *)ctl_area;
+ dl_bind_ack_t *bind_ack = (dl_bind_ack_t *)ctl_area;
+ bind_req->dl_primitive = DL_BIND_REQ;
+ bind_req->dl_sap = sap;
+ bind_req->dl_max_conind = 1;
+ bind_req->dl_service_mode = DL_CLDLS;
+ bind_req->dl_conn_mgmt = 0;
+ bind_req->dl_xidtest_flg = 0;
+ put_ctrl(fd, sizeof(dl_bind_req_t), 0);
+ get_msg(fd);
+ if (GOT_ERR == check_ctrl(DL_BIND_ACK)) {
+ printf(_("Error: DLPI stream API failed to get MAC in dl_bind/check_ctrl(): %s.\n"), strerror(errno));
+ exit(STATE_UNKNOWN);
+ }
+ bcopy((u_char *)bind_ack + bind_ack->dl_addr_offset, addr,
+ bind_ack->dl_addr_length);
+ return 0;
+}
+
+/***********************************************************************
+ * interface:
+ * function mac_addr_dlpi - get the mac address of the interface with
+ * type dev (eg lnc, hme) and unit (0, 1 ..)
+ *
+ * parameter: addr: an array of six bytes, has to be allocated by the caller
+ *
+ * return: 0 if OK, -1 if the address could not be determined
+ *
+ *
+ ***********************************************************************/
+
+long mac_addr_dlpi( const char *dev, int unit, u_char *addr) {
+
+ int fd;
+ u_char mac_addr[25];
+
+ if (GOT_ERR != dl_open(dev, unit, &fd)) {
+ if (GOT_ERR != dl_bind(fd, INSAP, mac_addr)) {
+ bcopy( mac_addr, addr, 6);
+ return 0;
+ }
+ }
+ close(fd);
+ return -1;
+}
+
+ /* Kompf 2000-2003 */
+
+#endif
+
+
+/* print usage help */
+void print_help(void){
+
+ print_revision(progname,revision);
+
+ printf("Copyright (c) 2001-2004 Ethan Galstad (nagios@nagios.org)\n\n");
+ printf (COPYRIGHT, copyright, email);
+
+ printf(_("This plugin tests the availability of DHCP servers on a network.\n\n"));
+
+ print_usage();
+
+ printf(_("\
+ -s, --serverip=IPADDRESS\n\
+ IP address of DHCP server that we must hear from\n\
+ -r, --requestedip=IPADDRESS\n\
+ IP address that should be offered by at least one DHCP server\n\
+ -t, --timeout=INTEGER\n\
+ Seconds to wait for DHCPOFFER before timeout occurs\n\
+ -i, --interface=STRING\n\
+ Interface to to use for listening (i.e. eth0)\n\
+ -v, --verbose\n\
+ Print extra information (command-line use only)\n\
+ -h, --help\n\
+ Print detailed help screen\n\
+ -V, --version\n\
+ Print version information\n"));
+}
+
+
+void print_usage(void)
+{
+ printf("\
+Usage: %s [-s serverip] [-r requestedip] [-t timeout] [-i interface]\n\
+ [-v]",progname);
+}
+
+
+