int get_value_ssh(DC_ITEM *item, AGENT_RESULT *result)
{
AGENT_REQUEST request;
int ret = NOTSUPPORTED;
const char *port, *encoding, *dns;
init_request(&request);
if (SUCCEED != parse_item_key(item->key, &request))
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid item key format."));
goto out;
}
if (0 != strcmp(SSH_RUN_KEY, get_rkey(&request)))
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Unsupported item key for this item type."));
goto out;
}
if (4 < get_rparams_num(&request))
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Too many parameters."));
goto out;
}
if (NULL != (dns = get_rparam(&request, 1)) && '\0' != *dns)
{
strscpy(item->interface.dns_orig, dns);
item->interface.addr = item->interface.dns_orig;
}
if (NULL != (port = get_rparam(&request, 2)) && '\0' != *port)
{
if (FAIL == is_ushort(port, &item->interface.port))
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid third parameter."));
goto out;
}
}
else
item->interface.port = ZBX_DEFAULT_SSH_PORT;
encoding = get_rparam(&request, 3);
ret = ssh_run(item, result, ZBX_NULL2EMPTY_STR(encoding));
out:
free_request(&request);
return ret;
}
/******************************************************************************
* *
* Function: zbx_get_value_internal_ext *
* *
* Purpose: processes program type (proxy) specific internal checks *
* *
* Parameters: param1 - [IN] the first parameter *
* request - [IN] the request *
* result - [OUT] the result *
* *
* Return value: SUCCEED - data successfully retrieved and stored in result *
* NOTSUPPORTED - requested item is not supported *
* FAIL - not a proxy specific internal check *
* *
* Comments: This function is used to process proxy specific internal checks *
* before generic internal checks are processed. *
* *
******************************************************************************/
int zbx_get_value_internal_ext(const char *param1, const AGENT_REQUEST *request, AGENT_RESULT *result)
{
if (0 == strcmp(param1, "proxy_history"))
{
if (1 != get_rparams_num(request))
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid number of parameters."));
return NOTSUPPORTED;
}
SET_UI64_RESULT(result, proxy_get_history_count());
}
else
return FAIL;
return SUCCEED;
}
/******************************************************************************
* *
* Function: process_trap_for_interface *
* *
* Purpose: add trap to all matching items for the specified interface *
* *
* Return value: SUCCEED - a matching item was found *
* FAIL - no matching item was found (including fallback items) *
* *
* Author: Rudolfs Kreicbergs *
* *
******************************************************************************/
static int process_trap_for_interface(zbx_uint64_t interfaceid, char *trap, zbx_timespec_t *ts)
{
DC_ITEM *items = NULL;
const char *regex;
char error[ITEM_ERROR_LEN_MAX];
size_t num, i;
int ret = FAIL, fb = -1, *lastclocks = NULL, *errcodes = NULL;
zbx_uint64_t *itemids = NULL;
unsigned char *states = NULL;
AGENT_RESULT *results = NULL;
AGENT_REQUEST request;
zbx_vector_ptr_t regexps;
zbx_vector_ptr_create(®exps);
num = DCconfig_get_snmp_items_by_interfaceid(interfaceid, &items);
itemids = zbx_malloc(itemids, sizeof(zbx_uint64_t) * num);
states = zbx_malloc(states, sizeof(unsigned char) * num);
lastclocks = zbx_malloc(lastclocks, sizeof(int) * num);
errcodes = zbx_malloc(errcodes, sizeof(int) * num);
results = zbx_malloc(results, sizeof(AGENT_RESULT) * num);
for (i = 0; i < num; i++)
{
init_result(&results[i]);
errcodes[i] = FAIL;
items[i].key = zbx_strdup(items[i].key, items[i].key_orig);
if (SUCCEED != substitute_key_macros(&items[i].key, NULL, &items[i], NULL,
MACRO_TYPE_ITEM_KEY, error, sizeof(error)))
{
SET_MSG_RESULT(&results[i], zbx_strdup(NULL, error));
errcodes[i] = NOTSUPPORTED;
continue;
}
if (0 == strcmp(items[i].key, "snmptrap.fallback"))
{
fb = i;
continue;
}
init_request(&request);
if (SUCCEED != parse_item_key(items[i].key, &request))
goto next;
if (0 != strcmp(get_rkey(&request), "snmptrap"))
goto next;
if (1 < get_rparams_num(&request))
goto next;
if (NULL != (regex = get_rparam(&request, 0)))
{
if ('@' == *regex)
{
DCget_expressions_by_name(®exps, regex + 1);
if (0 == regexps.values_num)
{
SET_MSG_RESULT(&results[i], zbx_dsprintf(NULL,
"Global regular expression \"%s\" does not exist.", regex + 1));
errcodes[i] = NOTSUPPORTED;
goto next;
}
}
if (SUCCEED != regexp_match_ex(®exps, trap, regex, ZBX_CASE_SENSITIVE))
goto next;
}
if (SUCCEED == set_result_type(&results[i], items[i].value_type, items[i].data_type, trap))
errcodes[i] = SUCCEED;
else
errcodes[i] = NOTSUPPORTED;
ret = SUCCEED;
next:
free_request(&request);
}
if (FAIL == ret && -1 != fb)
{
if (SUCCEED == set_result_type(&results[fb], items[fb].value_type, items[fb].data_type, trap))
errcodes[fb] = SUCCEED;
else
errcodes[fb] = NOTSUPPORTED;
ret = SUCCEED;
}
for (i = 0; i < num; i++)
{
switch (errcodes[i])
{
case SUCCEED:
if (ITEM_VALUE_TYPE_LOG == items[i].value_type)
{
calc_timestamp(results[i].log->value, &results[i].log->timestamp,
items[i].logtimefmt);
}
items[i].state = ITEM_STATE_NORMAL;
dc_add_history(items[i].itemid, items[i].value_type, items[i].flags, &results[i],
ts, items[i].state, NULL);
itemids[i] = items[i].itemid;
states[i] = items[i].state;
lastclocks[i] = ts->sec;
break;
case NOTSUPPORTED:
items[i].state = ITEM_STATE_NOTSUPPORTED;
dc_add_history(items[i].itemid, items[i].value_type, items[i].flags, NULL,
ts, items[i].state, results[i].msg);
itemids[i] = items[i].itemid;
states[i] = items[i].state;
lastclocks[i] = ts->sec;
break;
}
zbx_free(items[i].key);
free_result(&results[i]);
}
zbx_free(results);
DCrequeue_items(itemids, states, lastclocks, NULL, NULL, errcodes, num);
zbx_free(errcodes);
zbx_free(lastclocks);
zbx_free(states);
zbx_free(itemids);
DCconfig_clean_items(items, NULL, num);
zbx_free(items);
zbx_regexp_clean_expressions(®exps);
zbx_vector_ptr_destroy(®exps);
dc_flush_history();
return ret;
}
/******************************************************************************
* *
* Function: get_value_aggregate *
* *
* Purpose: retrieve data from Zabbix server (aggregate items) *
* *
* Parameters: item - item we are interested in *
* *
* Return value: SUCCEED - data successfully retrieved and stored in result *
* and result_str (as string) *
* NOTSUPPORTED - requested item is not supported *
* *
* Author: Alexei Vladishev *
* *
******************************************************************************/
int get_value_aggregate(DC_ITEM *item, AGENT_RESULT *result)
{
const char *__function_name = "get_value_aggregate";
AGENT_REQUEST request;
int ret = NOTSUPPORTED;
const char *tmp, *groups, *itemkey, *funcp = NULL;
int grp_func, item_func, params_num;
zabbix_log(LOG_LEVEL_DEBUG, "In %s() key:'%s'", __function_name, item->key_orig);
init_request(&request);
if (ITEM_VALUE_TYPE_FLOAT != item->value_type && ITEM_VALUE_TYPE_UINT64 != item->value_type)
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Value type must be Numeric for aggregate items"));
goto out;
}
if (SUCCEED != parse_item_key(item->key, &request))
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid item key format."));
goto out;
}
if (0 == strcmp(get_rkey(&request), "grpmin"))
{
grp_func = ZBX_VALUE_FUNC_MIN;
}
else if (0 == strcmp(get_rkey(&request), "grpavg"))
{
grp_func = ZBX_VALUE_FUNC_AVG;
}
else if (0 == strcmp(get_rkey(&request), "grpmax"))
{
grp_func = ZBX_VALUE_FUNC_MAX;
}
else if (0 == strcmp(get_rkey(&request), "grpsum"))
{
grp_func = ZBX_VALUE_FUNC_SUM;
}
else
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid item key."));
goto out;
}
params_num = get_rparams_num(&request);
if (3 > params_num || params_num > 4)
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid number of parameters."));
goto out;
}
groups = get_rparam(&request, 0);
itemkey = get_rparam(&request, 1);
tmp = get_rparam(&request, 2);
if (0 == strcmp(tmp, "min"))
item_func = ZBX_VALUE_FUNC_MIN;
else if (0 == strcmp(tmp, "avg"))
item_func = ZBX_VALUE_FUNC_AVG;
else if (0 == strcmp(tmp, "max"))
item_func = ZBX_VALUE_FUNC_MAX;
else if (0 == strcmp(tmp, "sum"))
item_func = ZBX_VALUE_FUNC_SUM;
else if (0 == strcmp(tmp, "count"))
item_func = ZBX_VALUE_FUNC_COUNT;
else if (0 == strcmp(tmp, "last"))
item_func = ZBX_VALUE_FUNC_LAST;
else
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid third parameter."));
goto out;
}
if (4 == params_num)
{
funcp = get_rparam(&request, 3);
}
else if (3 == params_num && ZBX_VALUE_FUNC_LAST != item_func)
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid number of parameters."));
goto out;
}
if (SUCCEED != evaluate_aggregate(item, result, grp_func, groups, itemkey, item_func, funcp))
goto out;
ret = SUCCEED;
out:
free_request(&request);
zabbix_log(LOG_LEVEL_DEBUG, "End of %s():%s", __function_name, zbx_result_string(ret));
return ret;
}
