### Get a list of installed software on a Windows machine

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_WMI.htm?TocPath=%D0%A1%D0%BA%D1%80%D0%B8%D0%BF%D1%82%D0%BE%D0%B2%D1%8B%D0%B5+%D1%81%D1%86%D0%B5%D0%BD%D0%B0%D1%80%D0%B8%D0%B8.+DAP%7C%D0%9C%D0%B5%D1%82%D0%BE%D0%B4%D1%8B+API.+DAP%7C%D0%A0%D0%B0%D0%B1%D0%BE%D1%82%D0%B0+%D1%81%C2%A0%D0%BF%D0%BE%D0%B4%D0%BA%D0%BB%D1%8E%D1%87%D0%B5%D0%BD%D0%B8%D1%8F%D0%BC%D0%B8.+DAP%7C_____8

This example demonstrates how to retrieve a list of installed software by querying the registry.

```groovy
def list = [];
endpoint.openRegistry({
   registry ->
   registry.openHKLM({
      handle ->
      handle.open("Software\Microsoft\Windows\CurrentVersion\Uninstall", api.wmi.KEY_ALL_ACCESS, {
         rootNode ->
         rootNode.getKeys().keySet().each {
            nodeName ->
            handle.open("Software\Microsoft\Windows\CurrentVersion\Uninstall\" + nodeName, api.wmi.KEY_ALL_ACCESS, {
               softwareNode ->
               list.add(softwareNode.getValues().collectEntries { k, v -> [(k): softwareNode.query(k)] })
            })
         }
      })
   })
})
return list

```

--------------------------------

### Getting a List of ESXi Hosts

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_vSphere.htm

Example of how to retrieve a list of all ESXi host objects.

```Groovy
endpoint.getObjectsByType('HostSystem')
```

--------------------------------

### Getting a List of Virtual Machines

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_vSphere.htm

Example of how to retrieve a list of all virtual machine objects.

```Groovy
endpoint.getObjectsByType('VirtualMachine')
```

--------------------------------

### Start NDAP

Source: https://www.naumen.ru/docs/sd/dap/Content/admin_dap/instal_dap_Linux.htm?TocPath=%D0%90%D0%B4%D0%BC%D0%B8%D0%BD%D0%B8%D1%81%D1%82%D1%80%D0%B8%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D0%B5+DAP%7C%D0%A3%D1%81%D1%82%D0%B0%D0%BD%D0%BE%D0%B2%D0%BA%D0%B0+NDAP%7C_____3

Command to start the NDAP service.

```bash
sudo systemctl start ndap.service
```

--------------------------------

### Delete a registry key

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_WMI.htm?TocPath=%D0%A1%D0%BA%D1%80%D0%B8%D0%BF%D1%82%D0%BE%D0%B2%D1%8B%D0%B5+%D1%81%D1%86%D0%B5%D0%BD%D0%B0%D1%80%D0%B8%D0%B8.+DAP%7C%D0%9C%D0%B5%D1%82%D0%BE%D0%B4%D1%8B+API.+DAP%7C%D0%A0%D0%B0%D0%B1%D0%BE%D1%82%D0%B0+%D1%81%C2%A0%D0%BF%D0%BE%D0%B4%D0%BA%D0%BB%D1%8E%D1%87%D0%B5%D0%BD%D0%B8%D1%8F%D0%BC%D0%B8.+DAP%7C_____8

This example demonstrates how to delete a registry key.

```groovy
endpoint.openRegistry({registry->
      registry.openHKLM({ handle ->
      handle.open("Software\Microsoft\Windows\CurrentVersion\Uninstall\test", api.wmi.KEY_ALL_ACCESS, { rootNode->
      rootNode.delete("childNode", true)
      })
    })
 })

```

--------------------------------

### Start NDAP service

Source: https://www.naumen.ru/docs/sd/dap/Content/admin_dap/instal_dap_Win.htm?TocPath=%D0%90%D0%B4%D0%BC%D0%B8%D0%BD%D0%B8%D1%81%D1%82%D1%80%D0%B8%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D0%B5+DAP%7C%D0%A3%D1%81%D1%82%D0%B0%D0%BD%D0%BE%D0%B2%D0%BA%D0%B0+NDAP%7C_____4

Command to start the NDAP service.

```PowerShell
Start-Service -name ndap
```

--------------------------------

### Getting All Available Alarms

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_vSphere.htm

Example of how to retrieve a list of all available alarms for all objects.

```Groovy
endpoint.getAlarm()
```

--------------------------------

### Get hosts from Zabbix using an API token

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_Zabbix.htm

This example shows how to obtain an API token using login credentials and then use that token to call the 'host.get' method to retrieve host information.

```Groovy
apiToken = endpoint.login('zabbixLogin', 'zabbixPassword')
endpoint.call('host.get', ['output' : ['hostid','host'], 'selectInterfaces' : ['interfaceid','ip']], apiToken)
```

--------------------------------

### Enable service auto-start

Source: https://www.naumen.ru/docs/sd/dap/Content/admin_dap/instal_dap_Linux.htm?TocPath=%D0%90%D0%B4%D0%BC%D0%B8%D0%BD%D0%B8%D1%81%D1%82%D1%80%D0%B8%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D0%B5+DAP%7C%D0%A3%D1%81%D1%82%D0%B0%D0%BD%D0%BE%D0%B2%D0%BA%D0%B0+NDAP%7C_____3

Enables the NDAP service to start automatically on server boot.

```bash
sudo systemctl enable ndap.service
```

--------------------------------

### Variable Definition and Usage in Log4j2

Source: https://www.naumen.ru/docs/sd/dap/Content/admin_dap/log4j2Properties.htm?TocPath=%D0%90%D0%B4%D0%BC%D0%B8%D0%BD%D0%B8%D1%81%D1%82%D1%80%D0%B8%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D0%B5+DAP%7C%D0%9A%D0%BE%D0%BD%D1%84%D0%B8%D0%B3%D1%83%D1%80%D0%B8%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D0%B5+DAP%7C_____2

This example shows how to define and use variables within the log4j2 configuration file.

```properties
property.%ИМЯ ПЕРЕМЕННОЙ%=%ЗНАЧЕНИЕ ПЕРЕМЕННОЙ%
...
%ПАРАМЕТР%=${%ИМЯ ПЕРЕМЕННОЙ%}
```

--------------------------------

### Create a child registry key

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_WMI.htm?TocPath=%D0%A1%D0%BA%D1%80%D0%B8%D0%BF%D1%82%D0%BE%D0%B2%D1%8B%D0%B5+%D1%81%D1%86%D0%B5%D0%BD%D0%B0%D1%80%D0%B8%D0%B8.+DAP%7C%D0%9C%D0%B5%D1%82%D0%BE%D0%B4%D1%8B+API.+DAP%7C%D0%A0%D0%B0%D0%B1%D0%BE%D1%82%D0%B0+%D1%81%C2%A0%D0%BF%D0%BE%D0%B4%D0%BA%D0%BB%D1%8E%D1%87%D0%B5%D0%BD%D0%B8%D1%8F%D0%BC%D0%B8.+DAP%7C_____8

This example shows how to create a child registry key with specified access rights and options.

```groovy
endpoint.openRegistry({
   registry ->
   registry.openHKLM({
      handle ->
      handle.open("Software\Microsoft\Windows\CurrentVersion\Uninstall\test", api.wmi.KEY_ALL_ACCESS, {
         rootNode ->
         rootNode.create("childNode", api.wmi.REG_OPTION_NON_VOLATILE, api.wmi.KEY_ALL_ACCESS, {
            newNode ->
            // Здесь можно выполнить операции с разделом
         })
      })
   })
 })

```

--------------------------------

### Пример 1. Выполнение SQL-запроса на выборку количества строк в таблице tbl_example.

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_JDBC.htm

Получение объекта соединения с базой данных и выполнение SQL-запроса на выборку количества строк в таблице tbl_example.

```Groovy
endpoint.getConnection().firstRow("select count(*) from tbl_example").get('count')
```

--------------------------------

### Getting Alarm States for a Specific Object

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_vSphere.htm

Example of how to retrieve a list of alarm states for a specific object, such as a folder.

```Groovy
folder = api.vsphere.mo('Folder', 'group-d1')
endpoint.getAlarmState(folder)
```

--------------------------------

### Getting Available Alarms for a Specific Object

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_vSphere.htm

Example of how to retrieve a list of available alarms for a specific object, such as a folder.

```Groovy
folder = api.vsphere.mo('Folder', 'group-d1')
endpoint.getAlarm(folder)
```

--------------------------------

### Getting Child Objects of a Specific Type within a Parent Object

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_vSphere.htm

Example of how to retrieve a list of virtual machines within a specific folder.

```Groovy
//Получение всех папок
folders = endpoint.getObjectsByType('Folder')
//Выбор нужной папки
folder = folders.find{folder -> ... }
vms = endpoint.getChilds(folder, 'VirtualMachine')
```

--------------------------------

### Create deployment directories

Source: https://www.naumen.ru/docs/sd/dap/Content/admin_dap/instal_dap_Win.htm

Creates dated directories for deployment updates and backups.

```powershell
"update","backup" | %{New-Item -ItemType Directory -Path "d:\naumen\deploy\$(Get-Date -format "yyyy-MM-dd")\$_"}
```

--------------------------------

### Querying Performance Metrics for a VM (All Metrics)

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_vSphere.htm

Example of how to create a performance query for a virtual machine and retrieve the last 5 samples for all metrics.

```Groovy
vm = api.vsphere.mo('VirtualMachine', 'vm-15')
query = endpoint.createPerformanceQuery(vm)
.maxSample(5)
endpoint.queryPerf(query)
```

--------------------------------

### asyncHttpClient(args)

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_HTTP.htm

Создание асинхронного HTTP-клиента. Параметр: args — ассоциативный массив свойств HTTP-клиента (java.util.Map<java.lang.String,​?>). Допустимые свойства: threadPool — пул потоков ThreadPoolExecutor; poolSize — размер пула потоков; uri — uri запроса по умолчанию; contentType — тип контента; timeout — таймаут запроса. Возвращаемое значение: объект groovyx.net.http.AsyncHTTPBuilder, необходимый для выполнения асинхронного HTTP-запроса.

```groovy
def http = endpoint.asyncHttpClient(poolSize : 5);
def result1 = http.request('http://site1.com', api.http.Methods.GET, api.http.ContentTypes.JSON) {
   response.success = {resp, html ->
      return resp.statusLine.statusCode
   };
   response.failure = { resp ->
      return resp.statusLine.statusCode
   }
}
def result2 = http.request('http://site2.com', api.http.Methods.GET, api.http.ContentTypes.JSON) {
   response.success = {resp, html ->
      return resp.statusLine.statusCode
   };
   response.failure = { resp ->
      return resp.statusLine.statusCode
   }
}
result1.get() == 200 && result2.get() == 200;
```

--------------------------------

### Create directories for distribution

Source: https://www.naumen.ru/docs/sd/dap/Content/admin_dap/instal_dap_Win.htm?TocPath=%D0%90%D0%B4%D0%BC%D0%B8%D0%BD%D0%B8%D1%81%D1%82%D1%80%D0%B8%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D0%B5+DAP%7C%D0%A3%D1%81%D1%82%D0%B0%D0%BD%D0%BE%D0%B2%D0%BA%D0%B0+NDAP%7C_____4

Creates dated directories for storing the distribution files.

```PowerShell
"update","backup" | %{New-Item -ItemType Directory -Path "d:\naumen\deploy\$(Get-Date -format "yyyy-MM-dd")\$_"} 
```

--------------------------------

### Install NDAP service

Source: https://www.naumen.ru/docs/sd/dap/Content/admin_dap/instal_dap_Win.htm?TocPath=%D0%90%D0%B4%D0%BC%D0%B8%D0%BD%D0%B8%D1%81%D1%82%D1%80%D0%B8%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D0%B5+DAP%7C%D0%A3%D1%81%D1%82%D0%B0%D0%BD%D0%BE%D0%B2%D0%BA%D0%B0+NDAP%7C_____4

Installs the NDAP service using NSSM and sets its display name.

```PowerShell
d:\naumen\nssm\win64\nssm.exe install ndap d:\naumen\naudap\ndap-service.bat
d:\naumen\nssm\win64\nssm.exe set ndap displayname Naumen Data Aggregation Platform
```

--------------------------------

### Log4j2 Configuration Example

Source: https://www.naumen.ru/docs/sd/dap/Content/admin_dap/log4j2Properties.htm?TocPath=%D0%90%D0%B4%D0%BC%D0%B8%D0%BD%D0%B8%D1%81%D1%82%D1%80%D0%B8%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D0%B5+DAP%7C%D0%9A%D0%BE%D0%BD%D1%84%D0%B8%D0%B3%D1%83%D1%80%D0%B8%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D0%B5+DAP%7C_____2

This snippet demonstrates a basic log4j2 configuration, including root logger settings, file appender configuration with rolling policies, and specific logger level definitions.

```properties
rootLogger.level=WARN
rootLogger.appenderRef.ndap.ref=ndap

appender.ndap.type=RollingFile
appender.ndap.name=ndap
appender.ndap.fileName=/opt/naumen/naudap/logs/ndap.log
appender.ndap.filePattern=/opt/naumen/naudap/logs/ndap.log.%d{yyyy-MM-dd}.gz
appender.ndap.layout.type=Log4jLayout
appender.ndap.policies.type=Policies
appender.ndap.policies.time.type=TimeBasedTriggeringPolicy
appender.ndap.policies.time.interval=1
appender.ndap.policies.time.modulate=true
appender.ndap.strategy.type=DefaultRolloverStrategy
appender.ndap.strategy.action.type=Delete
appender.ndap.strategy.action.basepath=/opt/naumen/naudap/logs
appender.ndap.strategy.action.lastmodified.type=IfLastModified
appender.ndap.strategy.action.lastmodified.age=P5D
appender.ndap.strategy.action.filename.type=IfFileName
appender.ndap.strategy.action.filename.glob=ndap.log.*

logger.defNaumen.name=ru.naumen
logger.defNaumen.level=INFO
```

--------------------------------

### fitPredictiveModel Example 2

Source: https://www.naumen.ru/docs/sd/dap/Content/script/api_smpdap.htm

Automatic selection of coefficients for an exponential smoothing model using the Nelder-Mead algorithm. This example includes specifying a date range for the data sampling period.

```javascript
def model = utils.get('predictiveModel$2702');
def maxEval = 1000;
def initialGuess = [ 0.5, 0.5, 0.5, 0.5 ] as double[];
def steps = [ 0.001, 0.001, 0.001, 0.001 ] as double[];
def from = new Date() - 1;
def to = new Date();
api.ndap.fitPredictiveModel(model, maxEval, initialGuess, steps, from, to);
```

--------------------------------

### fitPredictiveModel Example 1

Source: https://www.naumen.ru/docs/sd/dap/Content/script/api_smpdap.htm

Automatic selection of coefficients for an exponential smoothing model using the Nelder-Mead algorithm. This example shows the basic usage without specifying a date range.

```javascript
def model = utils.get('predictiveModel$2702');
def maxEval = 1000;
def initialGuess = [ 0.5, 0.5, 0.5, 0.5 ] as double[];
def steps = [ 0.001, 0.001, 0.001, 0.001 ] as double[]
api.ndap.fitPredictiveModel(model, maxEval, initialGuess, steps)
```

--------------------------------

### Querying Performance Metrics for a VM (CPU Metrics)

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_vSphere.htm

Example of how to create a performance query for a virtual machine, filter for CPU metrics, and retrieve the last 5 samples.

```Groovy
vm = api.vsphere.mo('VirtualMachine', 'vm-15')
//Получаем метрики в группе 'cpu'
metrics = endpoint.getMetrics(vm).findAll{ metric ->
   metric.info.groupInfo.key == 'cpu'
   }
//Формируем запрос
query = endpoint.createPerformanceQuery(vm)
.maxSample(5)
.metrics(metrics*.metric)
// Получаем значения метрик
endpoint.queryPerf(query)
```

--------------------------------

### Копирование Influx CLI в PATH

Source: https://www.naumen.ru/docs/sd/dap/Content/admin_dap/migration.htm

Команда для копирования исполняемого файла Influx CLI в каталог /usr/local/bin/.

```bash
sudo cp influxdb2-client-2.4.0-linux-amd64/influx /usr/local/bin/
```

--------------------------------

### Event posting

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/DAP_rest.htm

Example of posting an event to the event bus.

```json
{
   "eventTime": 1606824479000,
   "eventSource": "VMware vCenter",
   "customAttrs": {
       "type": "error",
       "description": "Cannot login users\ivanov@192.168.100.11"
   }
}
```

--------------------------------

### isReachable() Example

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_ICMP.htm?TocPath=%D0%A1%D0%BA%D1%80%D0%B8%D0%BF%D1%82%D0%BE%D0%B2%D1%8B%D0%B5+%D1%81%D1%86%D0%B5%D0%BD%D0%B0%D1%80%D0%B8%D0%B8.+DAP%7C%D0%9C%D0%B5%D1%82%D0%BE%D0%B4%D1%8B+API.+DAP%7C%D0%A0%D0%B0%D0%B1%D0%BE%D1%82%D0%B0+%D1%81%C2%A0%D0%BF%D0%BE%D0%B4%D0%BA%D0%BB%D1%8E%D1%87%D0%B5%D0%BD%D0%B8%D1%8F%D0%BC%D0%B8.+DAP%7C_____3

Проверка доступности узла по IP-адресу.

```javascript
endpoint.isReachable();
```

--------------------------------

### Create application directory structure

Source: https://www.naumen.ru/docs/sd/dap/Content/admin_dap/instal_dap_Linux.htm?TocPath=%D0%90%D0%B4%D0%BC%D0%B8%D0%BD%D0%B8%D1%81%D1%82%D1%80%D0%B8%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D0%B5+DAP%7C%D0%A3%D1%81%D1%82%D0%B0%D0%BD%D0%BE%D0%B2%D0%BA%D0%B0+NDAP%7C_____3

Creates the necessary directory structure for the NAUDAP application.

```bash
mkdir -p /opt/naumen/naudap/{conf,logs,data}
```

--------------------------------

### Остановка приложения (Linux - init.d)

Source: https://www.naumen.ru/docs/sd/dap/Content/admin_dap/update_dap.htm

Команда для остановки приложения Naumen DAP на Linux с использованием init.d.

```bash
/etc/init.d/ndap stop
```

--------------------------------

### Get PerformanceManager Reference

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_vSphere.htm?TocPath=%D0%A1%D0%BA%D1%80%D0%B8%D0%BF%D1%82%D0%BE%D0%B2%D1%8B%D0%B5+%D1%81%D1%86%D0%B5%D0%BD%D0%B0%D1%80%D0%B8%D0%B8.+DAP%7C%D0%9C%D0%B5%D1%82%D0%BE%D0%B4%D1%8B+API.+DAP%7C%D0%A0%D0%B0%D0%B1%D0%BE%D1%82%D0%B0+%D1%81%C2%A0%D0%BF%D0%BE%D0%B4%D0%BA%D0%BB%D1%8E%D1%87%D0%B5%D0%BD%D0%B8%D1%8F%D0%BC%D0%B8.+DAP%7C_____12

Retrieves a reference to the PerformanceManager object.

```Groovy
endpoint.getPerformanceManager()
```

--------------------------------

### Delete a registry value

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_WMI.htm?TocPath=%D0%A1%D0%BA%D1%80%D0%B8%D0%BF%D1%82%D0%BE%D0%B2%D1%8B%D0%B5+%D1%81%D1%86%D0%B5%D0%BD%D0%B0%D1%80%D0%B8%D0%B8.+DAP%7C%D0%9C%D0%B5%D1%82%D0%BE%D0%B4%D1%8B+API.+DAP%7C%D0%A0%D0%B0%D0%B1%D0%BE%D1%82%D0%B0+%D1%81%C2%A0%D0%BF%D0%BE%D0%B4%D0%BA%D0%BB%D1%8E%D1%87%D0%B5%D0%BD%D0%B8%D1%8F%D0%BC%D0%B8.+DAP%7C_____8

This example demonstrates how to delete a registry value.

```groovy
endpoint.openRegistry({registry->
   registry.openHKLM({ handle ->
      handle.open("Software\Microsoft\Windows\CurrentVersion\Uninstall\test", api.wmi.KEY_ALL_ACCESS, { rootNode->
      rootNode.delete("testParam", false)
      })
   })
 })

```

--------------------------------

### getTime() Example

Source: https://www.naumen.ru/docs/sd/dap/Content/DAP/api_DAP_connect_ICMP.htm?TocPath=%D0%A1%D0%BA%D1%80%D0%B8%D0%BF%D1%82%D0%BE%D0%B2%D1%8B%D0%B5+%D1%81%D1%86%D0%B5%D0%BD%D0%B0%D1%80%D0%B8%D0%B8.+DAP%7C%D0%9C%D0%B5%D1%82%D0%BE%D0%B4%D1%8B+API.+DAP%7C%D0%A0%D0%B0%D0%B1%D0%BE%D1%82%D0%B0+%D1%81%C2%A0%D0%BF%D0%BE%D0%B4%D0%BA%D0%BB%D1%8E%D1%87%D0%B5%D0%BD%D0%B8%D1%8F%D0%BC%D0%B8.+DAP%7C_____3

Получение времени отклика от узла сети.

```javascript
endpoint.getTime();
```