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zabbix/ui/app/controllers/CControllerPopupItemTestSen...

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<?php
/*
** Zabbix
** Copyright (C) 2001-2023 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
/**
* Controller to perform preprocessing test or 'get item value from host' test or both.
*/
class CControllerPopupItemTestSend extends CControllerPopupItemTest {
/**
* Show final result in item test dialog.
*
* @var bool
*/
protected $show_final_result;
/**
* Use previous value for preprocessing test.
*
* @var bool
*/
protected $use_prev_value;
/**
* Retrieve value from host.
*
* @var bool
*/
protected $get_value_from_host;
/**
* Time suffixes supported by Zabbix server.
*
* @var array
*/
protected static $supported_time_suffixes = ['w', 'd', 'h', 'm', 's'];
protected function checkInput() {
$fields = [
'authtype' => 'in '.implode(',', [ZBX_HTTP_AUTH_NONE, ZBX_HTTP_AUTH_BASIC, ZBX_HTTP_AUTH_NTLM, ZBX_HTTP_AUTH_KERBEROS, ZBX_HTTP_AUTH_DIGEST, ITEM_AUTHTYPE_PASSWORD, ITEM_AUTHTYPE_PUBLICKEY]),
'get_value' => 'in 0,1',
'eol' => 'in '.implode(',', [ZBX_EOL_LF, ZBX_EOL_CRLF]),
'headers' => 'array',
'proxyid' => 'id',
'hostid' => 'db hosts.hostid',
'http_authtype' => 'in '.implode(',', [ZBX_HTTP_AUTH_NONE, ZBX_HTTP_AUTH_BASIC, ZBX_HTTP_AUTH_NTLM, ZBX_HTTP_AUTH_KERBEROS, ZBX_HTTP_AUTH_DIGEST, ITEM_AUTHTYPE_PASSWORD, ITEM_AUTHTYPE_PUBLICKEY]),
'http_password' => 'string',
'http_proxy' => 'string',
'http_username' => 'string',
'flags' => 'in '. implode(',', [ZBX_FLAG_DISCOVERY_NORMAL, ZBX_FLAG_DISCOVERY_RULE, ZBX_FLAG_DISCOVERY_PROTOTYPE, ZBX_FLAG_DISCOVERY_CREATED]),
'follow_redirects' => 'in 0,1',
'key' => 'string',
'interface' => 'array',
'ipmi_sensor' => 'string',
'item_type' => 'in '.implode(',', [ITEM_TYPE_ZABBIX, ITEM_TYPE_TRAPPER, ITEM_TYPE_SIMPLE, ITEM_TYPE_INTERNAL, ITEM_TYPE_ZABBIX_ACTIVE, ITEM_TYPE_HTTPTEST, ITEM_TYPE_EXTERNAL, ITEM_TYPE_DB_MONITOR, ITEM_TYPE_IPMI, ITEM_TYPE_SSH, ITEM_TYPE_TELNET, ITEM_TYPE_CALCULATED, ITEM_TYPE_JMX, ITEM_TYPE_SNMPTRAP, ITEM_TYPE_DEPENDENT, ITEM_TYPE_HTTPAGENT, ITEM_TYPE_SNMP, ITEM_TYPE_SCRIPT]),
'jmx_endpoint' => 'string',
'macros' => 'array',
'output_format' => 'in '.implode(',', [HTTPCHECK_STORE_RAW, HTTPCHECK_STORE_JSON]),
'params_ap' => 'string',
'params_es' => 'string',
'params_f' => 'string',
'script' => 'string',
'password' => 'string',
'post_type' => 'in '.implode(',', [ZBX_POSTTYPE_RAW, ZBX_POSTTYPE_JSON, ZBX_POSTTYPE_XML]),
'posts' => 'string',
'prev_time' => 'string',
'prev_value' => 'string',
'privatekey' => 'string',
'publickey' => 'string',
'query_fields' => 'array',
'parameters' => 'array',
'request_method' => 'in '.implode(',', [HTTPCHECK_REQUEST_GET, HTTPCHECK_REQUEST_POST, HTTPCHECK_REQUEST_PUT, HTTPCHECK_REQUEST_HEAD]),
'retrieve_mode' => 'in '.implode(',', [HTTPTEST_STEP_RETRIEVE_MODE_CONTENT, HTTPTEST_STEP_RETRIEVE_MODE_HEADERS, HTTPTEST_STEP_RETRIEVE_MODE_BOTH]),
'show_final_result' => 'in 0,1',
'snmp_oid' => 'string',
'steps' => 'array',
'ssl_cert_file' => 'string',
'ssl_key_file' => 'string',
'ssl_key_password' => 'string',
'status_codes' => 'string',
'test_type' => 'required|in '.implode(',', [self::ZBX_TEST_TYPE_ITEM, self::ZBX_TEST_TYPE_ITEM_PROTOTYPE, self::ZBX_TEST_TYPE_LLD]),
'time_change' => 'int32',
'timeout' => 'string',
'username' => 'string',
'url' => 'string',
'value' => 'string',
'value_type' => 'in '.implode(',', [ITEM_VALUE_TYPE_UINT64, ITEM_VALUE_TYPE_FLOAT, ITEM_VALUE_TYPE_STR, ITEM_VALUE_TYPE_LOG, ITEM_VALUE_TYPE_TEXT, ITEM_VALUE_TYPE_BINARY]),
'valuemapid' => 'id',
'verify_host' => 'in 0,1',
'verify_peer' => 'in 0,1',
'not_supported' => 'in 1'
];
$ret = $this->validateInput($fields);
if ($ret) {
$testable_item_types = self::getTestableItemTypes($this->getInput('hostid', '0'));
$this->get_value_from_host = (bool) $this->getInput('get_value');
$this->item_type = $this->hasInput('item_type') ? $this->getInput('item_type') : -1;
$this->test_type = $this->getInput('test_type');
$this->is_item_testable = in_array($this->item_type, $testable_item_types);
$interface = $this->getInput('interface', []);
$steps = $this->getInput('steps', []);
$prepr_types = zbx_objectValues($steps, 'type');
$this->use_prev_value = (count(array_intersect($prepr_types, self::$preproc_steps_using_prev_value)) > 0);
$this->show_final_result = ($this->getInput('show_final_result') == 1);
// If 'get value from host' is checked, check if key is valid for item types it's mandatory.
if ($this->get_value_from_host && in_array($this->item_type, $this->item_types_has_key_mandatory)) {
$key = $this->getInput('key', '');
/*
* VMware and icmpping simple checks are not supported.
* This normally cannot be achieved from UI so no need for error message.
*/
if ($this->item_type == ITEM_TYPE_SIMPLE
&& (substr($key, 0, 7) === 'vmware.' || substr($key, 0, 8) === 'icmpping')) {
$this->get_value_from_host = false;
$ret = false;
}
else {
$item_key_parser = new CItemKey();
if ($item_key_parser->parse($key) != CParser::PARSE_SUCCESS) {
error(_s('Incorrect value for field "%1$s": %2$s.', 'key_', $item_key_parser->getError()));
$ret = false;
}
}
}
// Test if item is testable and check interface properties.
if ($this->get_value_from_host && !$this->is_item_testable) {
error(_s('Test of "%1$s" items is not supported.', item_type2str($this->item_type)));
$ret = false;
}
elseif ($this->get_value_from_host && array_key_exists($this->item_type, $this->items_require_interface)) {
if (!$this->validateInterface($interface)) {
$ret = false;
}
}
// Check preprocessing steps.
if ($steps) {
switch ($this->test_type) {
case self::ZBX_TEST_TYPE_ITEM:
$api_input_rules = CItem::getPreprocessingValidationRules();
break;
case self::ZBX_TEST_TYPE_ITEM_PROTOTYPE:
$api_input_rules = CItemPrototype::getPreprocessingValidationRules();
break;
case self::ZBX_TEST_TYPE_LLD:
$api_input_rules = CDiscoveryRule::getPreprocessingValidationRules();
break;
}
if (!CApiInputValidator::validate($api_input_rules, $steps, '/', $error)) {
error($error);
$ret = false;
}
}
// Check previous time.
if ($this->use_prev_value && $this->getInput('prev_value', '') !== '') {
$prev_time = $this->getInput('prev_time', '');
$relative_time_parser = new CRelativeTimeParser();
if ($relative_time_parser->parse($prev_time) != CParser::PARSE_SUCCESS) {
error(_s('Incorrect value for field "%1$s": %2$s.', _('Prev. time'),
_('a relative time is expected')
));
$ret = false;
}
else {
$tokens = $relative_time_parser->getTokens();
if (count($tokens) > 1) {
error(_s('Incorrect value for field "%1$s": %2$s.', _('Prev. time'),
_('only one time unit is allowed')
));
}
elseif ($tokens && $tokens[0]['type'] == CRelativeTimeParser::ZBX_TOKEN_PRECISION) {
error(_s('Incorrect value for field "%1$s": %2$s.', _('Prev. time'),
_('a relative time is expected')
));
}
elseif ($tokens && !in_array($tokens[0]['suffix'], self::$supported_time_suffixes)) {
error(_s('Incorrect value for field "%1$s": %2$s.', _('Prev. time'),
_('unsupported time suffix')
));
}
elseif ($tokens && $tokens[0]['sign'] !== '-') {
error(_s('Incorrect value for field "%1$s": %2$s.', _('Prev. time'),
_('should be less than current time')
));
}
}
}
if ($this->item_type == ITEM_TYPE_CALCULATED) {
$expression_parser = new CExpressionParser([
'usermacros' => true,
'lldmacros' => ($this->getInput('test_type') == self::ZBX_TEST_TYPE_ITEM_PROTOTYPE),
'calculated' => true,
'host_macro' => true,
'empty_host' => true
]);
if ($expression_parser->parse($this->getInput('params_f')) != CParser::PARSE_SUCCESS) {
error(_s('Incorrect value for field "%1$s": %2$s.', _('Formula'),
$expression_parser->getError()
));
}
else {
$expression_validator = new CExpressionValidator([
'usermacros' => true,
'lldmacros' => ($this->getInput('test_type') == self::ZBX_TEST_TYPE_ITEM_PROTOTYPE),
'calculated' => true
]);
if (!$expression_validator->validate($expression_parser->getResult()->getTokens())) {
error(_s('Incorrect value for field "%1$s": %2$s.', _('Formula'),
$expression_validator->getError()
));
}
}
}
}
if ($messages = array_column(get_and_clear_messages(), 'message')) {
$this->setResponse(
new CControllerResponseData(['main_block' => json_encode([
'error' => [
'messages' => $messages
]
])])
);
$ret = false;
}
return $ret;
}
protected function doAction() {
global $ZBX_SERVER, $ZBX_SERVER_PORT;
/*
* Define values used to test preprocessing steps.
* Steps array can be empty if only value conversion is tested.
*/
$preproc_test_data = [
'value' => $this->getInput('value', ''),
'steps' => $this->getInput('steps', []),
'single' => !$this->show_final_result,
'state' => 0
];
// Get previous value and time.
if ($this->use_prev_value) {
$prev_value = $this->getInput('prev_value', '');
$prev_time = $this->getInput('prev_time', '');
if ($prev_value !== '' || $prev_time !== '') {
$preproc_test_data['history'] = [
'value' => $prev_value,
'timestamp' => $prev_time
];
}
}
$output = [
'steps' => [],
'user' => [
'debug_mode' => $this->getDebugMode()
]
];
$valuemap = ($this->getInput('valuemapid', 0) != 0)
? API::ValueMap()->get([
'output' => [],
'selectMappings' => ['type', 'newvalue', 'value'],
'valuemapids' => $this->getInput('valuemapid')
])[0]
: [];
// Get value from host.
if ($this->get_value_from_host) {
// Get post data for particular item type.
$item_test_data = $this->getItemTestProperties($this->getInputAll(), true);
// Apply effective macros values to properties.
$item_test_data = $this->resolveItemPropertyMacros($item_test_data);
// Rename fields according protocol.
$item_test_data = CArrayHelper::renameKeys($item_test_data, [
'params_ap' => 'params',
'params_es' => 'params',
'params_f' => 'params',
'script' => 'params',
'http_username' => 'username',
'http_password' => 'password',
'http_authtype' => 'authtype',
'item_type' => 'type'
]);
if (array_key_exists('headers', $item_test_data)) {
$item_test_data['headers'] = $this->transformHeaderFields($item_test_data['headers']);
}
if (array_key_exists('query_fields', $item_test_data)) {
$item_test_data['query_fields'] = $this->transformQueryFields($item_test_data['query_fields']);
}
if (array_key_exists('parameters', $item_test_data)) {
$item_test_data['parameters'] = $this->transformParametersFields($item_test_data['parameters']);
}
if ($item_test_data['type'] == ITEM_TYPE_CALCULATED) {
$item_test_data['host']['hostid'] = $this->getInput('hostid');
}
// Only non-empty fields need to be sent to server.
$item_test_data = $this->unsetEmptyValues($item_test_data);
/*
* Server will turn off status code check if field value is empty. If field is not present, then server will
* default to check if status code is 200.
*/
if ($this->item_type == ITEM_TYPE_HTTPAGENT && !array_key_exists('status_codes', $item_test_data)) {
$item_test_data['status_codes'] = '';
}
if ($this->item_type != ITEM_TYPE_CALCULATED) {
unset($item_test_data['value_type']);
}
// Send test to be executed on Zabbix server.
$server = new CZabbixServer($ZBX_SERVER, $ZBX_SERVER_PORT,
timeUnitToSeconds(CSettingsHelper::get(CSettingsHelper::CONNECT_TIMEOUT)),
timeUnitToSeconds(CSettingsHelper::get(CSettingsHelper::ITEM_TEST_TIMEOUT)), ZBX_SOCKET_BYTES_LIMIT
);
$result = $server->testItem($item_test_data, CSessionHelper::getId());
// Handle the response.
if ($result === false) {
error($server->getError());
}
elseif (is_array($result)) {
if (array_key_exists('result', $result)) {
// Move current value to previous value field.
if ($this->use_prev_value && $preproc_test_data['value'] !== '') {
$preproc_test_data['history']['value'] = $preproc_test_data['value'];
$preproc_test_data['history']['timestamp'] = $this->getPrevTime();
$output['prev_value'] = $preproc_test_data['value'];
$output['prev_time'] = $preproc_test_data['history']['timestamp'];
}
// Apply new value to preprocessing test.
$preproc_test_data['value'] = $result['result'];
$output['value'] = $result['result'];
$output['eol'] = (strstr($result['result'], "\r\n") === false) ? ZBX_EOL_LF : ZBX_EOL_CRLF;
}
if (array_key_exists('error', $result) && $result['error'] !== '') {
if ($preproc_test_data['steps']
&& $preproc_test_data['steps'][0]['type'] == ZBX_PREPROC_VALIDATE_NOT_SUPPORTED) {
$preproc_test_data['state'] = 1;
}
else {
error($result['error']);
}
}
}
if ($messages = get_and_clear_messages()) {
$output['error']['messages'] = array_column($messages, 'message');
}
}
else {
$preproc_test_data['state'] = $this->getInput('not_supported', 0);
}
// Test preprocessing steps.
$this->eol = parent::getInput('eol', ZBX_EOL_LF);
if (!array_key_exists('error', $output)) {
$preproc_test_data['value_type'] = $this->getInput('value_type', ITEM_VALUE_TYPE_STR);
$preproc_test_data['steps'] = $this->resolvePreprocessingStepMacros($preproc_test_data['steps']);
// Send test details to Zabbix server.
$server = new CZabbixServer($ZBX_SERVER, $ZBX_SERVER_PORT,
timeUnitToSeconds(CSettingsHelper::get(CSettingsHelper::CONNECT_TIMEOUT)),
timeUnitToSeconds(CSettingsHelper::get(CSettingsHelper::ITEM_TEST_TIMEOUT)), ZBX_SOCKET_BYTES_LIMIT
);
$result = $server->testPreprocessingSteps($preproc_test_data, CSessionHelper::getId());
if ($result === false) {
error($server->getError());
}
elseif (is_array($result)) {
$test_failed = false;
$test_outcome = null;
foreach ($preproc_test_data['steps'] as $i => &$step) {
if ($test_failed) {
// If test is failed, processing steps are skipped from results.
unset($preproc_test_data['steps'][$i]);
continue;
}
elseif (array_key_exists($i, $result['steps'])) {
$step += $result['steps'][$i];
if (array_key_exists('error', $step)) {
// If error happened and no value is set, frontend shows label 'No value'.
if (!array_key_exists('action', $step) || $step['action'] != ZBX_PREPROC_FAIL_SET_VALUE) {
unset($step['result']);
$test_failed = true;
}
}
elseif ($step['type'] == ZBX_PREPROC_VALIDATE_NOT_SUPPORTED) {
$step['result'] = $preproc_test_data['value'];
}
}
unset($step['type'], $step['params'], $step['error_handler'], $step['error_handler_params']);
// Latest executed step due to the error or end of preprocessing.
$test_outcome = $step + ['action' => ZBX_PREPROC_FAIL_DEFAULT];
}
unset($step);
if (array_key_exists('error', $result)) {
error($result['error']);
}
elseif ($this->show_final_result) {
if (array_key_exists('result', $result)) {
$output['final'] = [
'action' => _s('Result converted to %1$s',
itemValueTypeString($preproc_test_data['value_type'])
),
'result' => $result['result']
];
if ($valuemap) {
$output['mapped_value'] = CValueMapHelper::applyValueMap($preproc_test_data['value_type'],
$result['result'], $valuemap
);
}
}
elseif (array_key_exists('error', $result)) {
$output['final'] = [
'action' => ($test_outcome['action'] == ZBX_PREPROC_FAIL_SET_ERROR)
? _('Set error to')
: '',
'error' => $result['error']
];
}
if ($output['final']['action'] !== '') {
$output['final']['action'] = (new CSpan($output['final']['action']))
->addClass(ZBX_STYLE_GREY)
->toString();
}
}
$output['steps'] = $preproc_test_data['steps'];
}
if ($messages = get_and_clear_messages()) {
$output['error']['messages'] = array_column($messages, 'message');
}
}
$this->setResponse(new CControllerResponseData(['main_block' => json_encode($output)]));
}
}