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/*
* SNMP test program for CUPS.
*
* Copyright 2008-2014 by Apple Inc.
*
* Licensed under Apache License v2.0. See the file "LICENSE" for more information.
*/
/*
* Include necessary headers...
*/
#include "cups-private.h"
#include "snmp-private.h"
/*
* Local functions...
*/
static void print_packet(cups_snmp_t *packet, void *data);
static int show_oid(int fd, const char *community,
http_addr_t *addr, const char *s, int walk);
static void usage(void) _CUPS_NORETURN;
/*
* 'main()' - Main entry.
*/
int /* O - Exit status */
main(int argc, /* I - Number of command-line args */
char *argv[]) /* I - Command-line arguments */
{
int i; /* Looping var */
int fd = -1; /* SNMP socket */
http_addrlist_t *host = NULL; /* Address of host */
int walk = 0; /* Walk OIDs? */
char *oid = NULL; /* Last OID shown */
const char *community; /* Community name */
fputs("_cupsSNMPDefaultCommunity: ", stdout);
if ((community = _cupsSNMPDefaultCommunity()) == NULL)
{
puts("FAIL (NULL community name)");
return (1);
}
printf("PASS (%s)\n", community);
/*
* Query OIDs from the command-line...
*/
for (i = 1; i < argc; i ++)
if (!strcmp(argv[i], "-c"))
{
i ++;
if (i >= argc)
usage();
else
community = argv[i];
}
else if (!strcmp(argv[i], "-d"))
_cupsSNMPSetDebug(10);
else if (!strcmp(argv[i], "-w"))
walk = 1;
else if (!host)
{
if ((host = httpAddrGetList(argv[i], AF_UNSPEC, "161")) == NULL)
{
printf("testsnmp: Unable to find \"%s\"!\n", argv[1]);
return (1);
}
if (fd < 0)
{
fputs("_cupsSNMPOpen: ", stdout);
if ((fd = _cupsSNMPOpen(host->addr.addr.sa_family)) < 0)
{
printf("FAIL (%s)\n", strerror(errno));
return (1);
}
puts("PASS");
}
}
else if (!show_oid(fd, community, &(host->addr), argv[i], walk))
return (1);
else
oid = argv[i];
if (!host)
usage();
if (!oid)
{
if (!show_oid(fd, community, &(host->addr),
walk ? ".1.3.6.1.2.1.43" :
".1.3.6.1.2.1.43.10.2.1.4.1.1", walk))
return (1);
}
return (0);
}
/*
* 'print_packet()' - Print the contents of the response packet.
*/
static void
print_packet(cups_snmp_t *packet, /* I - SNMP response packet */
void *data) /* I - User data pointer (not used) */
{
unsigned i; /* Looping var */
char temp[1024]; /* Temporary OID string */
(void)data;
printf("%s = ", _cupsSNMPOIDToString(packet->object_name, temp, sizeof(temp)));
switch (packet->object_type)
{
case CUPS_ASN1_BOOLEAN :
printf("BOOLEAN %s\n",
packet->object_value.boolean ? "TRUE" : "FALSE");
break;
case CUPS_ASN1_INTEGER :
printf("INTEGER %d\n", packet->object_value.integer);
break;
case CUPS_ASN1_BIT_STRING :
printf("BIT-STRING \"%s\"\n",
(char *)packet->object_value.string.bytes);
break;
case CUPS_ASN1_OCTET_STRING :
printf("OCTET-STRING \"%s\"\n",
(char *)packet->object_value.string.bytes);
break;
case CUPS_ASN1_NULL_VALUE :
puts("NULL-VALUE");
break;
case CUPS_ASN1_OID :
printf("OID %s\n", _cupsSNMPOIDToString(packet->object_value.oid,
temp, sizeof(temp)));
break;
case CUPS_ASN1_HEX_STRING :
fputs("Hex-STRING", stdout);
for (i = 0; i < packet->object_value.string.num_bytes; i ++)
printf(" %02X", packet->object_value.string.bytes[i]);
putchar('\n');
break;
case CUPS_ASN1_COUNTER :
printf("Counter %d\n", packet->object_value.counter);
break;
case CUPS_ASN1_GAUGE :
printf("Gauge %u\n", packet->object_value.gauge);
break;
case CUPS_ASN1_TIMETICKS :
printf("Timeticks %u days, %u:%02u:%02u.%02u\n",
packet->object_value.timeticks / 8640000,
(packet->object_value.timeticks / 360000) % 24,
(packet->object_value.timeticks / 6000) % 60,
(packet->object_value.timeticks / 100) % 60,
packet->object_value.timeticks % 100);
break;
default :
printf("Unknown-%X\n", packet->object_type);
break;
}
}
/*
* 'show_oid()' - Show the specified OID.
*/
static int /* O - 1 on success, 0 on error */
show_oid(int fd, /* I - SNMP socket */
const char *community, /* I - Community name */
http_addr_t *addr, /* I - Address to query */
const char *s, /* I - OID to query */
int walk) /* I - Walk OIDs? */
{
int i; /* Looping var */
int oid[CUPS_SNMP_MAX_OID]; /* OID */
cups_snmp_t packet; /* SNMP packet */
char temp[1024]; /* Temporary OID string */
if (!_cupsSNMPStringToOID(s, oid, sizeof(oid) / sizeof(oid[0])))
{
puts("testsnmp: Bad OID");
return (0);
}
if (walk)
{
printf("_cupsSNMPWalk(%s): ", _cupsSNMPOIDToString(oid, temp, sizeof(temp)));
if (_cupsSNMPWalk(fd, addr, CUPS_SNMP_VERSION_1, community, oid, 5.0,
print_packet, NULL) < 0)
{
printf("FAIL (%s)\n", strerror(errno));
return (0);
}
}
else
{
printf("_cupsSNMPWrite(%s): ", _cupsSNMPOIDToString(oid, temp, sizeof(temp)));
if (!_cupsSNMPWrite(fd, addr, CUPS_SNMP_VERSION_1, community,
CUPS_ASN1_GET_REQUEST, 1, oid))
{
printf("FAIL (%s)\n", strerror(errno));
return (0);
}
puts("PASS");
fputs("_cupsSNMPRead(5.0): ", stdout);
if (!_cupsSNMPRead(fd, &packet, 5.0))
{
puts("FAIL (timeout)");
return (0);
}
if (!_cupsSNMPIsOID(&packet, oid))
{
printf("FAIL (bad OID %d", packet.object_name[0]);
for (i = 1; packet.object_name[i] >= 0; i ++)
printf(".%d", packet.object_name[i]);
puts(")");
return (0);
}
if (packet.error)
{
printf("FAIL (%s)\n", packet.error);
return (0);
}
puts("PASS");
print_packet(&packet, NULL);
}
return (1);
}
/*
* 'usage()' - Show program usage and exit.
*/
static void
usage(void)
{
puts("Usage: testsnmp [options] host-or-ip [oid ...]");
puts("");
puts("Options:");
puts("");
puts(" -c community Set community name");
puts(" -d Enable debugging");
puts(" -w Walk all OIDs under the specified one");
exit (1);
}
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