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# Get devices in a service instance

GET http://localhost:3000/service_management/service/instance/devices/{name}/{key}/{host}

Returns detail information about devices associated with a specific service instance.

Reference: https://docs.itential.com/itential-platform/2023-2/api-reference/service-management/service-cog-get-devices-in-service-instance

## Authentication

- `Authorization` header (basic auth, required) — Basic authentication of the form `Basic <base64(username:password)>`.

## Request

### Path parameters

- `name` (string, required) — Path of the service model. (Encoded URL Parameter)
- `key` (string, required) — Key or Keys of a service instance. (Encoded URL Parameter)
- `host` (string, required) — ID of the south bound system where this service instance has been created. (Encoded URL Parameter)

## Response

### 200

An array of objects containing details about all devices associated with a specific service instance.

- `list of string`

## Errors

### 500 Internal Server Error

Error response from API

- `any`

## Examples

**Response**

```json
[
  "device1"
]
```

**SDK Code**

```python
import requests

url = "http://localhost:3000/service_management/service/instance/devices/name/key/host"

response = requests.get(url)

print(response.json())
```

```javascript
const url = 'http://localhost:3000/service_management/service/instance/devices/name/key/host';
const options = {method: 'GET'};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go
package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "http://localhost:3000/service_management/service/instance/devices/name/key/host"

	req, _ := http.NewRequest("GET", url, nil)

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby
require 'uri'
require 'net/http'

url = URI("http://localhost:3000/service_management/service/instance/devices/name/key/host")

http = Net::HTTP.new(url.host, url.port)

request = Net::HTTP::Get.new(url)

response = http.request(request)
puts response.read_body
```

```java
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.get("http://localhost:3000/service_management/service/instance/devices/name/key/host")
  .asString();
```

```php
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'http://localhost:3000/service_management/service/instance/devices/name/key/host');

echo $response->getBody();
```

```csharp
using RestSharp;

var client = new RestClient("http://localhost:3000/service_management/service/instance/devices/name/key/host");
var request = new RestRequest(Method.GET);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let request = NSMutableURLRequest(url: NSURL(string: "http://localhost:3000/service_management/service/instance/devices/name/key/host")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "GET"

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```