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add dead sensors' reinit, gathering all fresh data, fixed some little bugs

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This commit is contained in:
Edward Emelianov
2026-05-06 17:13:00 +03:00
parent c5b9d43797
commit 63f87d2283
17 changed files with 207 additions and 174 deletions
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48
Daemons/weatherdaemon_multimeteo/plugins/snmp.c
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@@ -91,7 +91,6 @@ enum{
static netsnmp_session *snmp_session;
static oid anOID[OID_AMOUNT][MAX_OID_LEN];
static size_t anOID_len[OID_AMOUNT];
static int running = 1;
const char *oids[OID_AMOUNT] = {
[OID_BATT_STATUS] = ".1.3.6.1.2.1.33.1.2.1.0",
@@ -114,7 +113,7 @@ static void *mainthread(void *s){
double t0 = sl_dtime();
sensordata_t *sensor = (sensordata_t *)s;
netsnmp_pdu *pdu, *response;
while(running){
while(sensor->fdes > -1){
//DBG("run");
pdu = snmp_pdu_create(SNMP_MSG_GET);
for(int i = 0; i < OID_AMOUNT; ++i)
@@ -123,19 +122,20 @@ static void *mainthread(void *s){
//DBG("status = %d", status);
if(status == STAT_SUCCESS && response->errstat == SNMP_ERR_NOERROR){
time_t curt = time(NULL);
netsnmp_variable_list *vars = response->variables;
netsnmp_variable_list *vars = response->variables; // OID_BATT_STATUS
pthread_mutex_lock(&sensor->valmutex);
int ival = *vars->val.integer;
if(ival > 0 && ival < BATT_STAT_AMOUNT)
if(ival > 0 && ival < BATT_STAT_AMOUNT){
snprintf(sensor->values[NBATSTAT].value.str, STRT_LEN+1, "%s", batt_stat[ival]);
vars = vars->next_variable;
}
vars = vars->next_variable; // OID_BATT_SECONDS_ONBAT
uint32_t tonbat = (uint32_t) *vars->val.integer;
sensor->values[NTONBAT].value.u = tonbat;
vars = vars->next_variable;
vars = vars->next_variable; // OID_BATT_EST_MINUTES
sensor->values[NTREMAIN].value.u = 60 * (uint32_t) *vars->val.integer;
vars = vars->next_variable;
vars = vars->next_variable; // OID_BATT_CAPACITY
sensor->values[NBATCAP].value.u = (uint32_t) *vars->val.integer;
vars = vars->next_variable;
vars = vars->next_variable; // OID_OUTPUT_SOURCE
ival = *vars->val.integer;
if(ival > 0 && ival < SOURCE_AMOUNT)
snprintf(sensor->values[NSOURCE].value.str, STRT_LEN+1, "%s", sources[ival]);
@@ -144,6 +144,7 @@ static void *mainthread(void *s){
}else sensor->values[NONBAT].value.u = 0;
for(int i = 0; i < NAMOUNT; ++i)
sensor->values[i].time = curt;
//DBG("times updated to %zd", curt);
pthread_mutex_unlock(&sensor->valmutex);
if(sensor->freshdatahandler) sensor->freshdatahandler(sensor);
}else DBG("Error in packet");
@@ -156,15 +157,15 @@ static void *mainthread(void *s){
}
static void snmp_kill(sensordata_t *s){
running = 0;
s->fdes = -1;
pthread_join(s->thread, NULL);
snmp_close(snmp_session);
common_kill(s);
}
sensordata_t *sensor_new(int N, time_t pollt, const char *descr){
int sensor_init(sensordata_t *s){
FNAME();
if(!descr || !*descr) return NULL;
if(!s || !s->path[0]) return FALSE;
netsnmp_session session;
init_snmp("snmpapp");
@@ -174,29 +175,24 @@ sensordata_t *sensor_new(int N, time_t pollt, const char *descr){
session.community = (u_char *)"public";
session.community_len = strlen((const char *)session.community);
const char *colon = strchr(descr, ':');
if(colon) descr = colon + 1; // omit "N:" in field "N:host"
session.peername = strdup(descr);
DBG("PATH: %s", s->path);
const char *colon = strchr(s->path, ':');
if(colon) ++colon; // omit "N:" in field "N:host"
session.peername = strdup(colon);
snmp_session = snmp_open(&session);
if(!snmp_session){
snmp_sess_perror("snmp_open", &session);
FREE(session.peername);
return NULL;
return FALSE;
}
sensordata_t *s = common_new();
if(!s){
snmp_close(snmp_session);
return NULL;
}
s->kill = snmp_kill;
snprintf(s->name, NAME_LEN, "%s @ %s", SENSOR_NAME, descr);
s->PluginNo = N;
s->fdes = -1;
snprintf(s->name, NAME_LEN, "%s", SENSOR_NAME);
s->fdes = 0;
s->Nvalues = NAMOUNT;
if(pollt) s->tpoll = pollt;
s->values = MALLOC(val_t, NAMOUNT);
for(int i = 0; i < NAMOUNT; ++i) s->values[i] = values[i];
@@ -214,7 +210,7 @@ sensordata_t *sensor_new(int N, time_t pollt, const char *descr){
if(!(s->ringbuffer = sl_RB_new(BUFSIZ)) ||
pthread_create(&s->thread, NULL, mainthread, (void*)s)){
s->kill(s);
return NULL;
return FALSE;
}
return s;
return TRUE;
}