public function install($path, $replace = false, $mib_name = 'optional')
{
global $config;
include_once $config['library_path'] . '/mib_parser.php';
$mp = new MibParser();
$mp->add_mib($path, $mib_name);
$mp->generate();
if (isset($mp->mib) && isset($mp->oids) && $mp->mib) {
/* check if this mib has already been installed */
$existing = db_fetch_cell("SELECT 1 FROM snmpagent_mibs WHERE `name` = '" . $mp->mib . "'");
if ($existing) {
if ($replace == false) {
unset($mp->oids);
unset($mp->mib);
return false;
} else {
$this->uninstall();
}
}
db_execute("INSERT INTO snmpagent_mibs SET `id` = 0, `name` = '" . $mp->mib . "', `file` = '" . $path . "'");
foreach ($mp->oids as $object_name => $object_params) {
if ($object_params["otype"] != "TEXTUAL-CONVENTION") {
db_execute_prepared("INSERT INTO `snmpagent_cache` (`oid`, `name`, `mib`, `type`, `otype`, `kind`, `max-access`, `description`) VALUES ('" . $object_params["oid"] . "','" . $object_name . "','" . $object_params["mib"] . "','" . $object_params["syntax"] . "','" . $object_params["otype"] . "','" . $object_params["kind"] . "','" . $object_params["max-access"] . "','" . nl2br($object_params["description"]) . "')");
if ($object_params["otype"] == "NOTIFICATION-TYPE") {
foreach ($object_params["objects"] as $notication_object_index => $notication_object) {
db_execute("INSERT INTO `snmpagent_cache_notifications` (`name`, `mib`, `attribute`, `sequence_id`) VALUES ('" . $object_name . "','" . $object_params["mib"] . "','" . $notication_object . "','" . $notication_object_index . "')");
}
}
} else {
db_execute_prepared("INSERT INTO `snmpagent_cache_textual_conventions` (`name`, `mib`, `type`, `description`) VALUES ('" . $object_name . "','" . $object_params["mib"] . "','" . $object_params["syntax"] . "','" . nl2br($object_params["description"]) . "')");
}
}
unset($mp->oids);
unset($mp->mib);
} else {
return false;
}
}
/**
* Parse a MIB file
*
* @param string $mibtext
* @param boolean $full
*/
function parse_mib($mibtext, $mib_name, $full = false)
{
$tokens = MibParser::get_tokens($mibtext);
$cnt = count($tokens);
$rec = array();
for ($index = 0; $index < $cnt; $index++) {
if ($tokens[$index] == 'DEFINITIONS' && $tokens[$index + 1] == "::=" && $tokens[$index + 2] == "BEGIN") {
$mib_name = $tokens[$index - 1];
$this->mib = $mib_name;
} else {
if (in_array($tokens[$index], array('OBJECT-IDENTITY', 'OBJECT-TYPE', 'OBJECT-GROUP', 'NOTIFICATION-GROUP', 'MODULE-IDENTITY', 'NOTIFICATION-TYPE'))) {
if ($tokens[$index - 1] != ',' && $tokens[$index + 1] != 'FROM' && $tokens[$index + 1] != 'MACRO') {
if (isset($rec['NAME']) && isset($rec['VALUE'])) {
$this->parsed[] = $rec;
}
$rec = array('NAME' => $tokens[$index - 1], 'MIB' => $mib_name, 'TYPE' => $tokens[$index]);
}
} elseif ($tokens[$index] == "TEXTUAL-CONVENTION") {
if ($tokens[$index - 1] == '::=') {
if (isset($rec['NAME']) && isset($rec['VALUE'])) {
$this->parsed[] = $rec;
}
$rec = array('NAME' => $tokens[$index - 2], 'MIB' => $mib_name, 'TYPE' => $tokens[$index], 'VALUE' => "TEXTUAL-CONVENTION");
}
} elseif ($tokens[$index] == 'OBJECT') {
if ($tokens[$index + 1] == 'IDENTIFIER' && $tokens[$index - 1] != '(' && $tokens[$index - 1] != '::=' && $tokens[$index - 1] != 'SYNTAX' && $tokens[$index - 2] != '(') {
if (isset($rec['NAME']) && isset($rec['VALUE'])) {
$this->parsed[] = $rec;
}
$rec = array('NAME' => $tokens[$index - 1], 'MIB' => $mib_name, 'TYPE' => $tokens[$index]);
}
} elseif ($tokens[$index] == '{') {
MibParser::parse_bracket_token($tokens, $index, '{', '}');
} elseif (isset($rec['NAME'])) {
if ($tokens[$index] == '::=' && $tokens[$index + 1] != "TEXTUAL-CONVENTION") {
$rec['VALUE'] = MibParser::parse_simple_token($tokens, $index);
$this->parsed[] = $rec;
$rec = array();
} elseif ($full) {
if ($tokens[$index] == 'ACCESS') {
$rec['ACCESS'] = MibParser::parse_simple_token($tokens, $index, array('read-only', 'not-accessible', 'read-write'));
} elseif ($tokens[$index] == 'OBJECTS') {
$rec['OBJECTS'] = MibParser::parse_simple_token($tokens, $index);
} elseif ($tokens[$index] == 'NOTIFICATIONS') {
$rec['NOTIFICATIONS'] = MibParser::parse_simple_token($tokens, $index);
} elseif ($tokens[$index] == 'DEFVAL') {
$rec['DEFVAL'] = MibParser::parse_simple_token($tokens, $index);
} elseif ($tokens[$index] == 'DESCRIPTION') {
$rec['DESCRIPTION'] = MibParser::parse_simple_token($tokens, $index);
} elseif ($tokens[$index] == 'INDEX') {
$rec['INDEX'] = MibParser::parse_simple_token($tokens, $index);
} elseif ($tokens[$index] == 'MAX-ACCESS') {
$rec['MAX-ACCESS'] = MibParser::parse_simple_token($tokens, $index, array('read-only', 'not-accessible', 'read-write', 'read-create', 'accessible-for-notify'));
} elseif ($tokens[$index] == 'REFERENCE') {
$rec['REFERENCE'] = MibParser::parse_simple_token($tokens, $index);
} elseif ($tokens[$index] == 'STATUS') {
$rec['STATUS'] = MibParser::parse_simple_token($tokens, $index, array('current', 'deprecated', 'obsolete', 'mandatory'));
} elseif ($tokens[$index] == 'SYNTAX') {
$rec['SYNTAX'] = MibParser::parse_SYNTAX_token($tokens, $index);
} elseif ($tokens[$index] == 'UNITS') {
$rec['UNITS'] = MibParser::parse_simple_token($tokens, $index);
}
}
}
}
}
if (isset($rec['NAME']) && isset($rec['VALUE'])) {
$this->parsed[] = $rec;
}
}