/******************************************************************************
* *
* Function: proxy_add_history *
* *
* Purpose: add new value to history *
* *
* Parameters: item - item data *
* value - new value of the item *
* now - new value of the item *
* *
* Author: Alexei Vladishev *
* *
* Comments: *
* *
******************************************************************************/
static void proxy_add_history(DB_ITEM *item, AGENT_RESULT *value, int now)
{
if (value->type & AR_UINT64)
zabbix_log(LOG_LEVEL_DEBUG, "In proxy_add_history(itemid:" ZBX_FS_UI64 ",key:\"%s\",value_type:%d,UINT64:"ZBX_FS_UI64")",
item->itemid,
item->key,
item->value_type,
value->ui64);
if (value->type & AR_STRING)
zabbix_log(LOG_LEVEL_DEBUG, "In proxy_add_history(itemid:" ZBX_FS_UI64 ",key:\"%s\",value_type:%d,STRING:%s)",
item->itemid,
item->key,
item->value_type,
value->str);
if (value->type & AR_DOUBLE)
zabbix_log(LOG_LEVEL_DEBUG, "In proxy_add_history(itemid:" ZBX_FS_UI64 ",key:\"%s\",value_type:%d,DOUBLE:"ZBX_FS_DBL")",
item->itemid,
item->key,
item->value_type,
value->dbl);
if (value->type & AR_TEXT)
zabbix_log(LOG_LEVEL_DEBUG, "In proxy_add_history(itemid: "ZBX_FS_UI64 ",key:\"%s\",value_type:%d,TEXT:[%s])",
item->itemid,
item->key,
item->value_type,
value->text);
switch (item->value_type) {
case ITEM_VALUE_TYPE_FLOAT:
if (GET_DBL_RESULT(value))
DBproxy_add_history(item->itemid, value->dbl, now);
break;
case ITEM_VALUE_TYPE_STR:
if (GET_STR_RESULT(value))
DBproxy_add_history_str(item->itemid, value->str, now);
break;
case ITEM_VALUE_TYPE_LOG:
if (GET_STR_RESULT(value))
DBproxy_add_history_log(item->itemid, value->str, now, item->timestamp, item->eventlog_source,
item->eventlog_severity, item->lastlogsize);
break;
case ITEM_VALUE_TYPE_UINT64:
if (GET_UI64_RESULT(value))
DBproxy_add_history_uint(item->itemid, value->ui64, now);
break;
case ITEM_VALUE_TYPE_TEXT:
if (GET_TEXT_RESULT(value))
DBproxy_add_history_text(item->itemid, value->str, now);
break;
default:
zabbix_log(LOG_LEVEL_ERR, "Unknown value type [%d] for itemid [" ZBX_FS_UI64 "]",
item->value_type,
item->itemid);
}
zabbix_log( LOG_LEVEL_DEBUG, "End of proxy_add_history");
}
int check_vcenter_hv_memory_size_ballooned(AGENT_REQUEST *request, const char *username, const char *password,
AGENT_RESULT *result)
{
int ret;
ret = get_vcenter_stat(request, username, password, ZBX_OPT_MEM_BALLOONED, NULL, result);
if (SYSINFO_RET_OK == ret && NULL != GET_UI64_RESULT(result))
result->ui64 = result->ui64 * ZBX_MEBIBYTE;
return ret;
}
int check_vcenter_vm_memory_size_shared(AGENT_REQUEST *request, const char *username, const char *password,
AGENT_RESULT *result)
{
int ret;
ret = get_vcenter_vmstat(request, username, password, ZBX_XPATH_LN2("quickStats", "sharedMemory"), result);
if (SYSINFO_RET_OK == ret && NULL != GET_UI64_RESULT(result))
result->ui64 = result->ui64 * ZBX_MEBIBYTE;
return ret;
}
int check_vcenter_vm_cpu_usage(AGENT_REQUEST *request, const char *username, const char *password,
AGENT_RESULT *result)
{
int ret;
ret = get_vcenter_vmstat(request, username, password, ZBX_XPATH_LN2("quickStats", "overallCpuUsage"), result);
if (SYSINFO_RET_OK == ret && NULL != GET_UI64_RESULT(result))
result->ui64 = result->ui64 * 1000000;
return ret;
}
int check_vcenter_hv_memory_used(AGENT_REQUEST *request, const char *username, const char *password,
AGENT_RESULT *result)
{
int ret;
ret = get_vcenter_stat(request, username, password, ZBX_OPT_XPATH,
ZBX_XPATH_LN2("quickStats", "overallMemoryUsage"), result);
if (SYSINFO_RET_OK == ret && NULL != GET_UI64_RESULT(result))
result->ui64 = result->ui64 * ZBX_MEBIBYTE;
return ret;
}
int check_vcenter_hv_hw_cpu_freq(AGENT_REQUEST *request, const char *username, const char *password,
AGENT_RESULT *result)
{
int ret;
ret = get_vcenter_stat(request, username, password, ZBX_OPT_XPATH, ZBX_XPATH_LN2("hardware", "cpuMhz"),
result);
if (SYSINFO_RET_OK == ret && NULL != GET_UI64_RESULT(result))
result->ui64 = result->ui64 * 1000000;
return ret;
}
int EXECUTE_INT(const char *command, AGENT_RESULT *result)
{
if (SYSINFO_RET_OK != EXECUTE_STR(command, result))
return SYSINFO_RET_FAIL;
if (NULL == GET_UI64_RESULT(result))
{
zabbix_log(LOG_LEVEL_WARNING, "Remote command [%s] result is not unsigned integer", command);
return SYSINFO_RET_FAIL;
}
UNSET_RESULT_EXCLUDING(result, AR_UINT64);
return SYSINFO_RET_OK;
}
/******************************************************************************
* *
* Function: discover_service *
* *
* Purpose: check if service is avaiable and update database *
* *
* Parameters: service typ,e ip address, port number *
* *
* Return value: *
* *
* Author: Alexei Vladishev *
* *
* Comments: *
* *
******************************************************************************/
static int discover_service(DB_DCHECK *check, char *ip, int port)
{
int ret = SUCCEED;
char key[MAX_STRING_LEN];
AGENT_RESULT value;
DB_ITEM item;
struct sigaction phan;
assert(check);
assert(ip);
zabbix_log(LOG_LEVEL_DEBUG, "In discover_service(ip:%s, port:%d, type:%d)",
ip,
port,
check->type);
init_result(&value);
switch(check->type) {
case SVC_SSH:
zbx_snprintf(key,sizeof(key),"net.tcp.service[ssh,%s,%d]",
ip,
port);
break;
case SVC_LDAP:
zbx_snprintf(key,sizeof(key),"net.tcp.service[ldap,%s,%d]",
ip,
port);
break;
case SVC_SMTP:
zbx_snprintf(key,sizeof(key),"net.tcp.service[smtp,%s,%d]",
ip,
port);
break;
case SVC_FTP:
zbx_snprintf(key,sizeof(key),"net.tcp.service[ftp,%s,%d]",
ip,
port);
break;
case SVC_HTTP:
zbx_snprintf(key,sizeof(key),"net.tcp.service[http,%s,%d]",
ip,
port);
break;
case SVC_POP:
zbx_snprintf(key,sizeof(key),"net.tcp.service[pop,%s,%d]",
ip,
port);
break;
case SVC_NNTP:
zbx_snprintf(key,sizeof(key),"net.tcp.service[nntp,%s,%d]",
ip,
port);
break;
case SVC_IMAP:
zbx_snprintf(key,sizeof(key),"net.tcp.service[imap,%s,%d]",
ip,
port);
break;
case SVC_TCP:
zbx_snprintf(key,sizeof(key),"net.tcp.service[tcp,%s,%d]",
ip,
port);
break;
case SVC_AGENT:
case SVC_SNMPv1:
case SVC_SNMPv2c:
break;
default:
ret = FAIL;
break;
}
if(ret == SUCCEED)
{
phan.sa_handler = &child_signal_handler;
sigemptyset(&phan.sa_mask);
phan.sa_flags = 0;
sigaction(SIGALRM, &phan, NULL);
alarm(10);
switch(check->type) {
/* Agent and SNMP checks */
case SVC_AGENT:
case SVC_SNMPv1:
case SVC_SNMPv2c:
memset(&item,0,sizeof(DB_ITEM));
strscpy(item.key,check->key_);
item.host_name = ip;
item.host_ip = ip;
item.host_dns = ip;
item.useip = 1;
item.port = port;
item.value_type = ITEM_VALUE_TYPE_STR;
if(check->type == SVC_SNMPv1)
{
item.type = ITEM_TYPE_SNMPv1;
}
else
{
item.type = ITEM_TYPE_SNMPv2c;
}
item.snmp_oid = check->key_;
item.snmp_community = check->snmp_community;
item.snmp_port = port;
if(check->type==SVC_AGENT)
{
if(SUCCEED == get_value_agent(&item, &value))
{
if(GET_STR_RESULT(&value))
{
strscpy(check->value, value.str);
}
else ret = FAIL;
}
else
{
ret = FAIL;
}
}
else
#ifdef HAVE_SNMP
{
if(SUCCEED == get_value_snmp(&item, &value))
{
if(GET_STR_RESULT(&value))
{
strscpy(check->value, value.str);
}
else ret = FAIL;
}
else
{
ret = FAIL;
}
}
#else
{
ret = FAIL;
}
#endif
break;
/* Simple checks */
default:
if(process(key, 0, &value) == SUCCEED)
{
if(GET_UI64_RESULT(&value))
{
if(value.ui64 == 0) ret = FAIL;
}
else ret = FAIL;
}
else ret = FAIL;
break;
}
alarm(0);
}
free_result(&value);
zabbix_log(LOG_LEVEL_DEBUG, "End discover_service()");
return ret;
}
void zbx_mock_test_entry(void **state)
{
AGENT_REQUEST request;
AGENT_RESULT param_result;
zbx_mock_error_t error;
const char *init_param;
zbx_mock_handle_t param_handle;
const char *expected_param_value_string, *expected_return_string;
zbx_uint64_t expected_param_value = 0;
int expected_result = FAIL, actual_result = FAIL;
ZBX_UNUSED(state);
if (ZBX_MOCK_SUCCESS != (error = zbx_mock_out_parameter("return", ¶m_handle)) ||
ZBX_MOCK_SUCCESS != (error = zbx_mock_string(param_handle,&expected_return_string)))
{
fail_msg("Cannot get expected 'return' parameter from test case data: %s",
zbx_mock_error_string(error));
}
else
{
if (0 == strcmp("SYSINFO_RET_OK", expected_return_string))
expected_result = SYSINFO_RET_OK;
else if (0 == strcmp("SYSINFO_RET_FAIL", expected_return_string))
expected_result = SYSINFO_RET_FAIL;
else
fail_msg("Get unexpected 'return' parameter from test case data: %s", expected_return_string);
}
if (ZBX_MOCK_SUCCESS != (error = zbx_mock_in_parameter("param", ¶m_handle)) ||
ZBX_MOCK_SUCCESS != (error = zbx_mock_string(param_handle, &init_param)))
{
fail_msg("Cannot get input 'param' from test case data: %s", zbx_mock_error_string(error));
}
if (ZBX_MOCK_SUCCESS != (error = zbx_mock_out_parameter("result", ¶m_handle)) ||
ZBX_MOCK_SUCCESS != (error = zbx_mock_string(param_handle, &expected_param_value_string)))
{
fail_msg("Cannot get expected 'result' parameters from test case data: %s",
zbx_mock_error_string(error));
}
else
{
if (FAIL == is_uint64(expected_param_value_string, &expected_param_value) &&
SYSINFO_RET_OK == expected_result)
{
fail_msg("Cannot get expected numeric parameter from test case data: %s",
expected_param_value_string);
}
}
init_request(&request);
init_result(¶m_result);
if (SUCCEED != parse_item_key(init_param, &request))
fail_msg("Cannot parse item key: %s", init_param);
if (expected_result != (actual_result = NET_IF_IN(&request,¶m_result)))
{
fail_msg("Got %s instead of %s as a result.", zbx_sysinfo_ret_string(actual_result),
zbx_sysinfo_ret_string(expected_result));
}
if (SYSINFO_RET_OK == expected_result)
{
if (NULL == GET_UI64_RESULT(¶m_result) || expected_param_value != *GET_UI64_RESULT(¶m_result))
{
if (NULL != GET_UI64_RESULT(¶m_result))
{
fail_msg("Got '" ZBX_FS_UI64 "' instead of '%s' as a value.",
*GET_UI64_RESULT(¶m_result), expected_param_value_string);
}
else
fail_msg("Got 'NULL' instead of '%s' as a value.", expected_param_value_string);
}
}
else /* SYSINFO_RET_FAIL == expected_result */
{
if (NULL == GET_MSG_RESULT(¶m_result) ||
0 != strcmp(expected_param_value_string, *GET_MSG_RESULT(¶m_result)))
{
fail_msg("Got '%s' instead of '%s' as a value.",
(NULL != GET_MSG_RESULT(¶m_result) ?
*GET_MSG_RESULT(¶m_result) : "NULL"),
expected_param_value_string);
}
}
free_request(&request);
free_result(¶m_result);
}
/******************************************************************************
* *
* Function: discover_service *
* *
* Purpose: check if service is available and update database *
* *
* Parameters: service type, ip address, port number *
* *
* Author: Alexei Vladishev *
* *
******************************************************************************/
static int discover_service(DB_DCHECK *dcheck, char *ip, int port, char *value)
{
const char *__function_name = "discover_service";
int ret = SUCCEED;
char key[MAX_STRING_LEN], error[ITEM_ERROR_LEN_MAX];
const char *service = NULL;
AGENT_RESULT result;
DC_ITEM item;
ZBX_FPING_HOST host;
zabbix_log(LOG_LEVEL_DEBUG, "In %s()", __function_name);
init_result(&result);
*value = '\0';
switch (dcheck->type)
{
case SVC_SSH:
service = "ssh";
break;
case SVC_LDAP:
service = "ldap";
break;
case SVC_SMTP:
service = "smtp";
break;
case SVC_FTP:
service = "ftp";
break;
case SVC_HTTP:
service = "http";
break;
case SVC_POP:
service = "pop";
break;
case SVC_NNTP:
service = "nntp";
break;
case SVC_IMAP:
service = "imap";
break;
case SVC_TCP:
service = "tcp";
break;
case SVC_HTTPS:
service = "https";
break;
case SVC_TELNET:
service = "telnet";
break;
case SVC_AGENT:
case SVC_SNMPv1:
case SVC_SNMPv2c:
case SVC_SNMPv3:
case SVC_ICMPPING:
break;
default:
ret = FAIL;
break;
}
if (SUCCEED == ret)
{
alarm(CONFIG_TIMEOUT);
switch (dcheck->type)
{
/* simple checks */
case SVC_SSH:
case SVC_LDAP:
case SVC_SMTP:
case SVC_FTP:
case SVC_HTTP:
case SVC_POP:
case SVC_NNTP:
case SVC_IMAP:
case SVC_TCP:
case SVC_HTTPS:
case SVC_TELNET:
zbx_snprintf(key, sizeof(key), "net.tcp.service[%s,%s,%d]", service, ip, port);
if (SUCCEED != process(key, 0, &result) || NULL == GET_UI64_RESULT(&result) ||
0 == result.ui64)
{
ret = FAIL;
}
break;
/* agent and SNMP checks */
case SVC_AGENT:
case SVC_SNMPv1:
case SVC_SNMPv2c:
case SVC_SNMPv3:
memset(&item, 0, sizeof(DC_ITEM));
strscpy(item.key_orig, dcheck->key_);
item.key = item.key_orig;
item.interface.useip = 1;
item.interface.addr = ip;
item.interface.port = port;
item.value_type = ITEM_VALUE_TYPE_STR;
switch (dcheck->type)
{
case SVC_SNMPv1:
item.type = ITEM_TYPE_SNMPv1;
break;
case SVC_SNMPv2c:
item.type = ITEM_TYPE_SNMPv2c;
break;
case SVC_SNMPv3:
item.type = ITEM_TYPE_SNMPv3;
break;
default:
item.type = ITEM_TYPE_ZABBIX;
break;
}
if (SVC_AGENT == dcheck->type)
{
if (SUCCEED == get_value_agent(&item, &result) && NULL != GET_STR_RESULT(&result))
zbx_strlcpy(value, result.str, DSERVICE_VALUE_LEN_MAX);
else
ret = FAIL;
}
else
#ifdef HAVE_SNMP
{
item.snmp_community = strdup(dcheck->snmp_community);
item.snmp_oid = strdup(dcheck->key_);
substitute_simple_macros(NULL, NULL, NULL, NULL, NULL, NULL,
&item.snmp_community, MACRO_TYPE_ITEM_FIELD, NULL, 0);
substitute_key_macros(&item.snmp_oid, NULL, NULL, NULL,
MACRO_TYPE_SNMP_OID, NULL, 0);
if (ITEM_TYPE_SNMPv3 == item.type)
{
item.snmpv3_securityname = strdup(dcheck->snmpv3_securityname);
item.snmpv3_securitylevel = dcheck->snmpv3_securitylevel;
item.snmpv3_authpassphrase = strdup(dcheck->snmpv3_authpassphrase);
item.snmpv3_privpassphrase = strdup(dcheck->snmpv3_privpassphrase);
substitute_simple_macros(NULL, NULL, NULL, NULL, NULL, NULL,
&item.snmpv3_securityname, MACRO_TYPE_ITEM_FIELD, NULL, 0);
substitute_simple_macros(NULL, NULL, NULL, NULL, NULL, NULL,
&item.snmpv3_authpassphrase, MACRO_TYPE_ITEM_FIELD, NULL, 0);
substitute_simple_macros(NULL, NULL, NULL, NULL, NULL, NULL,
&item.snmpv3_privpassphrase, MACRO_TYPE_ITEM_FIELD, NULL, 0);
}
if (SUCCEED == get_value_snmp(&item, &result) && NULL != GET_STR_RESULT(&result))
zbx_strlcpy(value, result.str, DSERVICE_VALUE_LEN_MAX);
else
ret = FAIL;
zbx_free(item.snmp_community);
zbx_free(item.snmp_oid);
if (ITEM_TYPE_SNMPv3 == item.type)
{
zbx_free(item.snmpv3_securityname);
zbx_free(item.snmpv3_authpassphrase);
zbx_free(item.snmpv3_privpassphrase);
}
}
#else
ret = FAIL;
#endif /* HAVE_SNMP */
if (FAIL == ret && ISSET_MSG(&result))
{
zabbix_log(LOG_LEVEL_DEBUG, "discovery: item [%s] error: %s",
item.key, result.msg);
}
break;
case SVC_ICMPPING:
memset(&host, 0, sizeof(host));
host.addr = strdup(ip);
if (SUCCEED != do_ping(&host, 1, 3, 0, 0, 0, error, sizeof(error)) || 0 == host.rcv)
ret = FAIL;
zbx_free(host.addr);
break;
default:
break;
}
alarm(0);
}
free_result(&result);
zabbix_log(LOG_LEVEL_DEBUG, "End of %s():%s", __function_name, zbx_result_string(ret));
return ret;
}
/******************************************************************************
* *
* Function: update_item *
* *
* Purpose: update item info after new value is received *
* *
* Parameters: item - item data *
* value - new value of the item *
* now - current timestamp *
* *
* Author: Alexei Vladishev, Eugene Grigorjev *
* *
* Comments: *
* *
******************************************************************************/
static void update_item(DB_ITEM *item, AGENT_RESULT *value, time_t now)
{
char *value_esc;
zbx_uint64_t value_uint64;
double value_double;
zabbix_log(LOG_LEVEL_DEBUG, "In update_item()");
item->nextcheck = calculate_item_nextcheck(item->itemid, item->type, item->delay, item->delay_flex, now);
switch (item->value_type) {
case ITEM_VALUE_TYPE_FLOAT:
if (NULL == GET_DBL_RESULT(value))
break;
switch (item->delta) { /* Should we store delta or original value? */
case ITEM_STORE_AS_IS:
value_double = DBmultiply_value_float(item, value->dbl);
DBexecute("update items set nextcheck=%d,prevvalue=lastvalue,prevorgvalue=NULL,"
"lastvalue='" ZBX_FS_DBL "',lastclock=%d where itemid=" ZBX_FS_UI64,
item->nextcheck,
value_double,
(int)now,
item->itemid);
SET_DBL_RESULT(value, value_double);
break;
case ITEM_STORE_SPEED_PER_SECOND: /* Delta as speed of change */
if (0 == item->prevorgvalue_null && item->prevorgvalue_dbl <= value->dbl)
{
/* In order to continue normal processing, we assume difference 1 second
Otherwise function update_functions and update_triggers won't work correctly*/
if (now != item->lastclock)
value_double = (value->dbl - item->prevorgvalue_dbl) / (now - item->lastclock);
else
value_double = value->dbl - item->prevorgvalue_dbl;
value_double = DBmultiply_value_float(item, value_double);
DBexecute("update items set nextcheck=%d,prevvalue=lastvalue,prevorgvalue='" ZBX_FS_DBL "',"
"lastvalue='" ZBX_FS_DBL "',lastclock=%d where itemid=" ZBX_FS_UI64,
item->nextcheck,
value->dbl,
value_double,
(int)now,
item->itemid);
SET_DBL_RESULT(value, value_double);
}
else
{
DBexecute("update items set nextcheck=%d,prevorgvalue='" ZBX_FS_DBL "',lastclock=%d where itemid=" ZBX_FS_UI64,
item->nextcheck,
value->dbl,
(int)now,
item->itemid);
}
break;
case ITEM_STORE_SIMPLE_CHANGE: /* Real delta: simple difference between values */
if (0 == item->prevorgvalue_null && item->prevorgvalue_dbl <= value->dbl)
{
value_double = DBmultiply_value_float(item, value->dbl - item->prevorgvalue_dbl);
DBexecute("update items set nextcheck=%d,prevvalue=lastvalue,prevorgvalue='" ZBX_FS_DBL "',"
"lastvalue='" ZBX_FS_DBL "',lastclock=%d where itemid=" ZBX_FS_UI64,
item->nextcheck,
value->dbl,
value_double,
(int)now,
item->itemid);
SET_DBL_RESULT(value, value_double);
}
else
{
DBexecute("update items set nextcheck=%d,prevorgvalue='" ZBX_FS_DBL "',lastclock=%d where itemid=" ZBX_FS_UI64,
item->nextcheck,
value->dbl,
(int)now,
item->itemid);
}
break;
}
break;
case ITEM_VALUE_TYPE_UINT64:
if (NULL == GET_UI64_RESULT(value))
break;
switch (item->delta) { /* Should we store delta or original value? */
case ITEM_STORE_AS_IS:
value_uint64 = DBmultiply_value_uint64(item, value->ui64);
DBexecute("update items set nextcheck=%d,prevvalue=lastvalue,prevorgvalue=NULL,"
"lastvalue='" ZBX_FS_UI64 "',lastclock=%d where itemid=" ZBX_FS_UI64,
item->nextcheck,
value_uint64,
(int)now,
item->itemid);
SET_UI64_RESULT(value, value_uint64);
break;
case ITEM_STORE_SPEED_PER_SECOND: /* Delta as speed of change */
if (0 == item->prevorgvalue_null && item->prevorgvalue_uint64 <= value->ui64)
{
if (now != item->lastclock)
value_uint64 = (zbx_uint64_t)(value->ui64 - item->prevorgvalue_uint64) / (now - item->lastclock);
else
value_uint64 = value->ui64 - item->prevorgvalue_uint64;
value_uint64 = DBmultiply_value_uint64(item, value_uint64);
DBexecute("update items set nextcheck=%d,prevvalue=lastvalue,prevorgvalue='" ZBX_FS_UI64 "',"
"lastvalue='" ZBX_FS_UI64 "',lastclock=%d where itemid=" ZBX_FS_UI64,
item->nextcheck,
value->ui64,
value_uint64,
(int)now,
item->itemid);
SET_UI64_RESULT(value, value_uint64);
}
else
{
DBexecute("update items set nextcheck=%d,prevorgvalue='" ZBX_FS_UI64 "',lastclock=%d where itemid=" ZBX_FS_UI64,
item->nextcheck,
value->ui64,
(int)now,
item->itemid);
}
break;
case ITEM_STORE_SIMPLE_CHANGE: /* Real delta: simple difference between values */
if (0 == item->prevorgvalue_null && item->prevorgvalue_uint64 <= value->ui64)
{
value_uint64 = DBmultiply_value_uint64(item, value->ui64 - item->prevorgvalue_uint64);
DBexecute("update items set nextcheck=%d,prevvalue=lastvalue,prevorgvalue='" ZBX_FS_UI64 "',"
"lastvalue='" ZBX_FS_UI64 "',lastclock=%d where itemid=" ZBX_FS_UI64,
item->nextcheck,
value->ui64,
value_uint64,
(int)now,
item->itemid);
SET_UI64_RESULT(value, value_uint64);
}
else
{
DBexecute("update items set nextcheck=%d,prevorgvalue='" ZBX_FS_UI64 "',lastclock=%d where itemid=" ZBX_FS_UI64,
item->nextcheck,
value->ui64,
(int)now,
item->itemid);
}
break;
}
break;
case ITEM_VALUE_TYPE_STR:
case ITEM_VALUE_TYPE_TEXT:
if (NULL == GET_STR_RESULT(value))
break;
value_esc = DBdyn_escape_string_len(value->str, ITEM_LASTVALUE_LEN);
DBexecute("update items set nextcheck=%d,prevvalue=lastvalue,lastvalue='%s',lastclock=%d"
" where itemid=" ZBX_FS_UI64,
item->nextcheck,
value_esc,
(int)now,
item->itemid);
zbx_free(value_esc);
break;
case ITEM_VALUE_TYPE_LOG:
if (NULL == GET_STR_RESULT(value))
break;
value_esc = DBdyn_escape_string_len(value->str, ITEM_LASTVALUE_LEN);
DBexecute("update items set nextcheck=%d,prevvalue=lastvalue,lastvalue='%s',lastclock=%d,lastlogsize=%d"
" where itemid=" ZBX_FS_UI64,
item->nextcheck,
value_esc,
(int)now,
item->lastlogsize,
item->itemid);
zbx_free(value_esc);
break;
}
item->prevvalue_str = item->lastvalue_str;
item->prevvalue_dbl = item->lastvalue_dbl;
item->prevvalue_uint64 = item->lastvalue_uint64;
item->prevvalue_null = item->lastvalue_null;
item->lastvalue_uint64 = value->ui64;
item->lastvalue_dbl = value->dbl;
item->lastvalue_str = value->str;
item->lastvalue_null = 0;
/* Required for nodata() */
item->lastclock = now;
/* Update item status if required */
if (item->status == ITEM_STATUS_NOTSUPPORTED)
{
zabbix_log( LOG_LEVEL_WARNING, "Parameter [%s] became supported by agent on host [%s]",
item->key,
item->host_name);
zabbix_syslog("Parameter [%s] became supported by agent on host [%s]",
item->key,
item->host_name);
item->status = ITEM_STATUS_ACTIVE;
DBexecute("update items set status=%d,error='' where itemid=" ZBX_FS_UI64,
item->status,
item->itemid);
}
zabbix_log(LOG_LEVEL_DEBUG, "End of update_item()");
}
/******************************************************************************
* *
* Function: add_history *
* *
* Purpose: add new value to history *
* *
* Parameters: item - item data *
* value - new value of the item *
* now - new value of the item *
* *
* Author: Alexei Vladishev *
* *
* Comments: *
* *
******************************************************************************/
static int add_history(DB_ITEM *item, AGENT_RESULT *value, int now)
{
int ret = FAIL;
zbx_uint64_t value_uint64;
double value_double;
zabbix_log(LOG_LEVEL_DEBUG, "In add_history(key:%s,value_type:%X,type:%X)",
item->key,
item->value_type,
value->type);
if (value->type & AR_UINT64)
zabbix_log(LOG_LEVEL_DEBUG, "In add_history(itemid:"ZBX_FS_UI64",UINT64:"ZBX_FS_UI64")",
item->itemid,
value->ui64);
if (value->type & AR_STRING)
zabbix_log(LOG_LEVEL_DEBUG, "In add_history(itemid:"ZBX_FS_UI64",STRING:%s)",
item->itemid,
value->str);
if (value->type & AR_DOUBLE)
zabbix_log(LOG_LEVEL_DEBUG, "In add_history(itemid:"ZBX_FS_UI64",DOUBLE:"ZBX_FS_DBL")",
item->itemid,
value->dbl);
if (value->type & AR_TEXT)
zabbix_log(LOG_LEVEL_DEBUG, "In add_history(itemid:"ZBX_FS_UI64",TEXT:[%s])",
item->itemid,
value->text);
switch (item->value_type) {
case ITEM_VALUE_TYPE_FLOAT:
if (NULL == GET_DBL_RESULT(value))
break;
switch (item->delta) { /* Should we store delta or original value? */
case ITEM_STORE_AS_IS:
if (item->history > 0)
DBadd_history(item->itemid, DBmultiply_value_float(item, value->dbl), now);
ret = SUCCEED;
break;
case ITEM_STORE_SPEED_PER_SECOND: /* Delta as speed of change */
if (0 == item->prevorgvalue_null && item->prevorgvalue_dbl <= value->dbl && item->lastclock < now)
{
if (item->history > 0)
{
value_double = (value->dbl - item->prevorgvalue_dbl) / (now - item->lastclock);
DBadd_history(item->itemid, DBmultiply_value_float(item, value_double), now);
}
ret = SUCCEED;
}
break;
case ITEM_STORE_SIMPLE_CHANGE: /* Real delta: simple difference between values */
if (0 == item->prevorgvalue_null && item->prevorgvalue_dbl <= value->dbl)
{
if (item->history > 0)
DBadd_history(item->itemid, DBmultiply_value_float(item, value->dbl - item->prevorgvalue_dbl), now);
ret = SUCCEED;
}
break;
default:
zabbix_log(LOG_LEVEL_ERR, "Value not stored for itemid [" ZBX_FS_UI64 "]. Unknown delta [%d]",
item->itemid,
item->delta);
zabbix_syslog("Value not stored for itemid [" ZBX_FS_UI64 "]. Unknown delta [%d]",
item->itemid,
item->delta);
}
break;
case ITEM_VALUE_TYPE_UINT64:
if (NULL == GET_UI64_RESULT(value))
break;
switch (item->delta) { /* Should we store delta or original value? */
case ITEM_STORE_AS_IS:
if (item->history > 0)
DBadd_history_uint(item->itemid, DBmultiply_value_uint64(item, value->ui64), now);
ret = SUCCEED;
break;
case ITEM_STORE_SPEED_PER_SECOND: /* Delta as speed of change */
if (0 == item->prevorgvalue_null && item->prevorgvalue_uint64 <= value->ui64 && item->lastclock < now)
{
if (item->history > 0)
{
value_uint64 = (zbx_uint64_t)(value->ui64 - item->prevorgvalue_uint64) / (now - item->lastclock);
DBadd_history_uint(item->itemid, DBmultiply_value_uint64(item, value_uint64), now);
}
ret = SUCCEED;
}
break;
case ITEM_STORE_SIMPLE_CHANGE: /* Real delta: simple difference between values */
if (0 == item->prevorgvalue_null && item->prevorgvalue_uint64 <= value->ui64)
{
if (item->history > 0)
DBadd_history_uint(item->itemid, DBmultiply_value_uint64(item, value->ui64 - item->prevorgvalue_uint64), now);
ret = SUCCEED;
}
break;
default:
zabbix_log(LOG_LEVEL_ERR, "Value not stored for itemid [" ZBX_FS_UI64 "]. Unknown delta [%d]",
item->itemid,
item->delta);
zabbix_syslog("Value not stored for itemid [" ZBX_FS_UI64 "]. Unknown delta [%d]",
item->itemid,
item->delta);
}
break;
case ITEM_VALUE_TYPE_STR:
if (NULL == GET_STR_RESULT(value))
break;
if (item->history > 0)
DBadd_history_str(item->itemid, value->str, now);
ret = SUCCEED;
break;
case ITEM_VALUE_TYPE_LOG:
if (NULL == GET_STR_RESULT(value))
break;
if (item->history > 0)
DBadd_history_log(item->itemid, value->str, now, item->timestamp, item->eventlog_source,
item->eventlog_severity, item->lastlogsize);
ret = SUCCEED;
break;
case ITEM_VALUE_TYPE_TEXT:
if (NULL == GET_TEXT_RESULT(value))
break;
if (item->history > 0)
DBadd_history_text(item->itemid,value->text,now);
ret = SUCCEED;
break;
default:
zabbix_log(LOG_LEVEL_ERR, "Unknown value type [%d] for itemid [" ZBX_FS_UI64 "]",
item->value_type,
item->itemid);
zabbix_syslog("Unknown value type [%d] for itemid [" ZBX_FS_UI64 "]",
item->value_type,
item->itemid);
}
zabbix_log(LOG_LEVEL_DEBUG, "End of add_history():%s",
zbx_result_string(ret));
return ret;
}
