/* Посылает trap-пакет, при неудаче вернет 0. */
static inline bool_t send_trap (trap_t *t)
{
unsigned i;
if (t->type == TRAP_AUTH) {
if (snmp->enable_authen_traps)
return send_auth_trap (t->auth_failure.user_addr);
} else if (snmp->enable_traps) switch (t->type) {
case TRAP_START:
return send_start_trap (t->cold_start.reset_counter);
case TRAP_ALARM:
if (! send_alarm_trap (t->alarm.state))
return 0;
alarm_countdown = trap_defer_delay_ds;
alarm_state = t->alarm.state;
break;
case TRAP_LINK:
if (! send_link_trap (t->linkport.up, t->linkport.index, t->linkport.status))
return 0;
goto update;
case TRAP_PORT:
if (! send_port_trap (t->linkport.up, t->linkport.index, t->linkport.status))
return 0;
update:
i = trap_index (t);
trap_countdown[i] = trap_defer_delay_ds;
trap_flag[i].up = t->linkport.up;
trap_flag[i].status = t->linkport.status;
break;
default:
assert (0);
}
return 1;
}
int main(int argc, char *argv[])
{
int agentx_subagent; /* change this if you want to be a SNMP master agent */
int background; /* change this if you want to run in the background */
int syslog; /* change this if you want to use syslog */
int dRet, dOldThreadCount;
time_t tOldThreadCheck, tThreadCheck;
agentx_subagent = 1;
background = 0;
syslog = 1;
// Initialize Log
dRet = log_init(S_SSHM_LOG_LEVEL, getpid(), SEQ_PROC_SNMPIF, LOG_PATH"/SNMPIF", "SNMPIF");
if(dRet < 0)
{
log_print(LOGN_WARN, LH"MAIN : Failed in Initialize LOGLIB Info [%d]", LT, dRet);
return -1;
}
#if 0
if( (dRet = Init_shm_common()) < 0)
{
log_print(LOGN_CRI, LH"ERROR IN Init_shm_common() [errno:%d-%s]", LT, -dRet, strerror(-dRet));
return -2;
}
#endif
// Set version
if((dRet = set_version(S_SSHM_VERSION, SEQ_PROC_SNMPIF, szVersion)) < 0)
{
log_print(LOGN_WARN, LH"ERROR IN set_version() dRet[%d]", LT, dRet);
return -3;
}
if( (dRet = dGetBlocks(FILE_MC_INIT_M_PRI, SWLST_TAM_APP)) < 0)
{
log_print(LOGN_CRI, LH"ERROR IN dGetBlocks(%s) dRet[%d]", LT, FILE_MC_INIT_M_PRI, dRet);
return -4;
}
if( (dRet = dGetBlocks(FILE_MC_INIT_F_PRI, SWLST_TAF_RP)) < 0)
{
log_print(LOGN_CRI, LH"ERROR IN dGetBlocks(%s) dRet[%d]", LT, FILE_MC_INIT_F_PRI, dRet);
return -5;
}
if( (dRet = dGetBlocks(FILE_MC_INIT_F_SEC, SWLST_TAF_PI)) < 0)
{
log_print(LOGN_CRI, LH"ERROR IN dGetBlocks(%s) dRet[%d]", LT, FILE_MC_INIT_F_SEC, dRet);
return -6;
}
if( (dRet = dReadSubSysListFromFile(&stSubSysList)) < 0)
{
log_print(LOGN_CRI, LH"ERROR IN dReadSubSysListFromFile() dRet[%d]", LT, dRet);
return -7;
}
putenv("MIBS=ALL");
/* print log errors to syslog or stderr */
if(syslog)
snmp_enable_calllog();
else
snmp_enable_stderrlog();
/* we're an agentx subagent? */
if(agentx_subagent)
{
/* make us a agentx client. */
netsnmp_ds_set_boolean(NETSNMP_DS_APPLICATION_ID, NETSNMP_DS_AGENT_ROLE, 1);
}
/* run in background, if requested */
if(background && netsnmp_daemonize(1, !syslog))
exit(-1);
/* initialize tcpip, if necessary */
SOCK_STARTUP;
/* initialize the agent library */
init_agent(TARGET);
/* initialize mib code here */
/* mib code: init_hardware from hardware.C */
init_chnTable();
init_dskTable();
init_edTable();
init_ethTable();
init_fanTable();
init_memTable();
init_ntpTable();
init_prTable();
init_pwrTable();
init_queTable();
init_cpuTable();
init_nifoTable();
/* initialize vacm/usm access control */
if(!agentx_subagent)
{
init_vacm_vars();
init_usmUser();
}
/* Initialize fidb */
if((dRet = dInitFidb()) < 0)
{
log_print(LOGN_CRI, LH"ERROR IN dInitFidb() dRet=%d", LT, dRet);
exit(-4);
}
/* Initialize sfdb */
if( (dRet = init_sfdb()) < 0)
{
log_print(LOGN_CRI, LH"ERROR IN init_sfdb() dRet[%d]", LT, dRet);
exit(-5);
}
if( (dRet = pthread_create(&t_agntx, NULL, p_agntx, NULL)) != 0)
{
log_print(LOGN_CRI, LH"FAILED IN pthread_create(t_agntx[%lu]) dRet[%d] errno[%d-%s]", LT,
t_agntx, dRet, errno, strerror(errno));
exit(-6);
}
else if( (dRet = pthread_detach(t_agntx)) != 0)
{
log_print(LOGN_CRI, LH"FAILED IN pthread_detach(t_agntx[%lu]) dRet[%d] errno[%d-%s]", LT,
t_agntx, dRet, errno, strerror(errno));
exit(-7);
}
tOldThreadCheck = time(NULL);
dOldThreadCount = dThreadStop;
/* In case we recevie a request to stop (kill -TERM or kill -INT) */
gJiSTOPFlag = 1;
SetUpSignal();
send_start_trap();
log_print(LOGN_CRI, "SNMPIF[%s] START", szVersion);
while(gJiSTOPFlag)
{
if( ((tThreadCheck = time(NULL)) - tOldThreadCheck) > THREAD_CHECK_INTERVAL)
{
tOldThreadCheck = tThreadCheck;
if(dThreadStop == dOldThreadCount)
{
log_print(LOGN_CRI, LH"STOPED thread(p_agntx) dThreadStop[%d] dOldThreadCount[%d]", LT,
dThreadStop, dOldThreadCount);
if( (dRet = pthread_create(&t_agntx, NULL, p_agntx, NULL)) != 0)
{
log_print(LOGN_CRI, LH"FAILED IN pthread_create(t_agntx[%lu]) dRet[%d] errno[%d-%s]", LT,
t_agntx, dRet, errno, strerror(errno));
exit(-7);
}
else
{
log_print(LOGN_CRI, LH"SUCCESS IN pthread_create(t_agntx[%lu])", LT, t_agntx);
dThreadStop = 0;
}
}
log_print(LOGN_DEBUG, LH"dThreadStop[%d] dOldThreadCount[%d]", LT, dThreadStop, dOldThreadCount);
dOldThreadCount = dThreadStop;
}
/* if you use select(), see snmp_select_info() in snmp_api(3) */
/* --- OR --- */
alarm(1);
agent_check_and_process(1); /* 0 == don't block */
alarm(0);
}
/* at shutdown time */
send_stop_trap();
snmp_shutdown("SNMPIF");
SOCK_CLEANUP;
log_print(LOGN_CRI, "SNMPIF[%s] END", szVersion);
return 0;
}
