protected static function getItemValue($hostname, $categoryId, $item, $param)
{
if (isset($item["VALUE"])) {
return $item["VALUE"];
}
if (isset($item["VALUE_FUNC"])) {
return call_user_func_array($item["VALUE_FUNC"], isset($item["FUNC_PARAMS"]) ? $item["FUNC_PARAMS"] : array());
}
if ((!$item["RRD"] || !$item["CF"]) && !$item["OPTIONS"]) {
throw new \Exception("Monitoring param item in category " . $categoryId . " has no RRD or CF fields.");
}
if (isset($item["RRD"])) {
$rrdFile = str_replace('##HOSTNAME##', $hostname, $item["RRD"]);
$rrdPath = static::$rrdPath . "/" . $hostname . "/" . $rrdFile;
$file = new \Bitrix\Main\IO\File($rrdPath);
if (!$file->isExists()) {
throw new \Bitrix\Main\IO\FileNotFoundException($rrdPath);
}
$first = \rrd_first($rrdPath);
$last = \rrd_last($rrdPath);
}
if (isset($item["OPTIONS"])) {
$arOpts = $item["OPTIONS"];
$arOpts = str_replace('##HOSTNAME##', $hostname, $arOpts);
} else {
if ($item["CF"] == "MIN") {
$agr = "MINIMUM";
} elseif ($item["CF"] == "MAX") {
$agr = "MAXIMUM";
} else {
$agr = $item["CF"];
}
if ($item["CF"] == "LAST") {
$item["CF"] = "AVERAGE";
}
$format = isset($item["FORMAT"]) ? $item["FORMAT"] : "%6.2lf";
$arOpts = array("DEF:val=" . $rrdPath . ":42:" . $item["CF"], "VDEF:vval=val," . $agr, "PRINT:vval:" . $format);
}
if (isset($item["RRD"])) {
$arOpts[] = "--start";
$arOpts[] = $first;
$arOpts[] = "--end";
$arOpts[] = $last;
}
$data = \rrd_graph("/dev/null", $arOpts);
if (isset($item["DATA_FUNC"])) {
$func = create_function('$data', $item["DATA_FUNC"]);
if (is_callable($func)) {
$result = $func($data);
}
} else {
if (isset($data["calcpr"])) {
$data["data"] = $data["calcpr"];
}
$result = static::extractRrdValue($data);
}
return $result;
}
function GetGroupInfo(LOGGROUP $grp = NULL, $flags = 0)
{
$groups = array();
//array for the groups to be returned
if ($this->munin_datafile) {
foreach ($this->groups as $gid => &$group) {
if ($grp && strcmp($grp->gid, $gid)) {
continue;
}
//if a group is specified and existing group has same group id then skip this group
if ($group['name']) {
$name = $group['name'];
} else {
$name = false;
}
//else name = false
if (!$name || $flags & REQUEST::NEED_INFO) {
//if there was no name and there's a NEED_INFO flag
if ($grp) {
//if group is specified
$grtest = $grp;
$opts = $this->opts;
} else {
//no group is specified (easier to just throw error here since there can't really be a default .rrd-file)?
$ginfo = array("db_group" => $gid);
//create new groupinfo array
$grtest = $this->CreateGroup($ginfo);
//create new group
$opts = $this->req->GetGroupOptions($grtest);
//create new options for group
}
if (!$name) {
//if name = false
$name = $opts->Get('name', $gid);
//get name from options, if there's no name use group id
}
}
$groups[$gid] = array('gid' => $gid, 'name' => $name);
if ($flags & REQUEST::NEED_INFO) {
$tmp_group = new LOGGROUP($tmp_groupid = array("db_group" => $gid));
$items = $this::GetItemList($tmp_group);
//change to getitemlist
$rrd_fetch_opts = array("AVERAGE");
$min = false;
$max = false;
foreach ($items as $item) {
$rrd_file = $this::GidToFilename($item['db_uid'], $this);
if ($min === false) {
$min = rrd_first($rrd_file);
$max = rrd_last($rrd_file);
} else {
$first = rrd_first($rrd_file);
if ($min > $first) {
$min = $first;
}
$last = rrd_last($rrd_file);
if ($max < $last) {
$max = $last;
}
}
}
$groups[$gid]['first'] = $min;
$groups[$gid]['last'] = $max;
if ($flags & REQUEST::NEED_COUNT) {
//if there's a NEED_COUNT flag
$fetch = rrd_info($file);
$record_num = ($groups[$gid]['last'] - $groups[$gid]['first']) / $fetch['step'];
//calculate number of records
$groups[$gid]['records'] = $record_num;
}
if ($flags & REQUEST::NEED_ITEMINFO) {
//if there's a NEED_ITEMINFO flag
$groups[$gid]['items'] = $this->GetItemList($grp);
//get itemlist for specified group
}
}
}
//went through existing groups
} else {
if (!$this->groups) {
return false;
}
foreach ($this->groups as $gid => &$group) {
if ($grp && strcmp($grp->gid, $gid)) {
continue;
}
//if a group is specified and existing group has same group id then skip this group
if ($group['name']) {
$name = $group['name'];
} else {
$name = false;
}
//else name = false
if (!$name || $flags & REQUEST::NEED_INFO) {
//if there was no name and there's a NEED_INFO flag
if ($grp) {
//if group is specified
$grtest = $grp;
$opts = $this->opts;
} else {
//no group is specified (easier to just throw error here since there can't really be a default .rrd-file)?
$ginfo = array("db_group" => $gid);
//create new groupinfo array
$grtest = $this->CreateGroup($ginfo);
//create new group
$opts = $this->req->GetGroupOptions($grtest);
//create new options for group
}
if (!$name) {
//if name = false
$name = $opts->Get('name', $gid);
//get name from options, if there's no name use group id
}
}
$groups[$gid] = array('gid' => $gid, 'name' => $name);
if ($flags & REQUEST::NEED_COUNT) {
$rrd_fetch_opts = array("AVERAGE");
$fetch = $this::Fetch($gid, $rrd_fetch_opts);
$record_num = ($fetch['end'] - $fetch['start']) / $fetch['step'];
$groups[$gid]['records'] = $record_num;
}
if ($flags & REQUEST::NEED_INFO) {
//if there's a NEED_INFO flag
$rrd_fetch_opts = array("AVERAGE");
$fetch = $this::Fetch($gid, $rrd_fetch_opts);
$groups[$gid]['first'] = $fetch['start'];
$groups[$gid]['last'] = $fetch['end'];
if ($flags & REQUEST::NEED_COUNT) {
//if there's a NEED_COUNT flag
$record_num = ($fetch['end'] - $fetch['start']) / $fetch['step'];
//calculate number of records
$groups[$gid]['records'] = $record_num;
}
if ($flags & REQUEST::NEED_ITEMINFO) {
//if there's a NEED_ITEMINFO flag
$groups[$gid]['items'] = $this->GetItemList($grtest);
//get itemlist for specified group
}
}
}
//went through existing groups
}
if ($grp && !$groups) {
//if group is specified and there are no defined groups
throw new ADEIException(translate("Invalid group (%s) is specified", $grp->gid));
}
return $grp ? $groups[$grp->gid] : $groups;
//if group was specified, return group in groups table at index group id, else return groups table
}