> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.nvidia.com/switch-infrastructure/config-manager/llms.txt.
> For full documentation content, see https://docs.nvidia.com/switch-infrastructure/config-manager/llms-full.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.nvidia.com/switch-infrastructure/config-manager/_mcp/server.

# Create or update a config file

POST https://host.com/v1/config/{device_uuid}/{filename}
Content-Type: application/json

Create or update a configuration file.

If the content has not changed, the existing version is returned without creating a new one.

Reference: https://docs.nvidia.com/switch-infrastructure/config-manager/switch-infrastructure/config-manager/services/config-store/config-store-api/config/create-config-v-1-config-device-uuid-filename-post

## OpenAPI Specification

```yaml
openapi: 3.1.0
info:
  title: config-store-api
  version: 1.0.0
paths:
  /v1/config/{device_uuid}/{filename}:
    post:
      operationId: create-config-v-1-config-device-uuid-filename-post
      summary: Create or update a config file
      description: >-
        Create or update a configuration file.


        If the content has not changed, the existing version is returned without
        creating a new one.
      tags:
        - subpackage_config
      parameters:
        - name: device_uuid
          in: path
          required: true
          schema:
            type: string
            format: uuid
        - name: filename
          in: path
          required: true
          schema:
            type: string
      responses:
        '201':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ConfigResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ConfigCreateRequest'
servers:
  - url: https://host.com
components:
  schemas:
    FileType:
      type: string
      enum:
        - intended
        - backup
      description: Enum for config file types.
      title: FileType
    ConfigCreateRequest:
      type: object
      properties:
        author:
          type: string
          description: Author email
        commit_message:
          type: string
          description: Commit message describing the change
        content:
          type: string
          description: Configuration file content
        created_at:
          type:
            - string
            - 'null'
          format: date-time
          description: Optional timestamp for the version (defaults to current time)
        file_type:
          $ref: '#/components/schemas/FileType'
          description: Config file type (intended or backup)
      required:
        - author
        - commit_message
        - content
      description: Request to create/update a config file.
      title: ConfigCreateRequest
    DeviceMetadata:
      type: object
      properties:
        last_updated:
          type:
            - string
            - 'null'
          format: date-time
          description: When metadata was last refreshed
        name:
          type: string
          description: Device name
        nautobot_url:
          type:
            - string
            - 'null'
          description: Link to device in Nautobot
        platform:
          type:
            - string
            - 'null'
          description: Platform/OS name
        primary_ip4:
          type:
            - string
            - 'null'
          description: Primary IPv4 address
        rack:
          type:
            - string
            - 'null'
          description: Rack name
        role:
          type:
            - string
            - 'null'
          description: Device role
        site:
          type: string
          description: Site name
      required:
        - name
        - site
      description: Device metadata from Nautobot.
      title: DeviceMetadata
    ConfigResponse:
      type: object
      properties:
        author:
          type: string
          description: Author email
        commit_message:
          type: string
          description: Commit message
        content:
          type: string
          description: Configuration file content
        content_hash:
          type: string
          description: SHA256 hash of content
        created_at:
          type: string
          format: date-time
          description: Timestamp when version was created
        device:
          oneOf:
            - $ref: '#/components/schemas/DeviceMetadata'
            - type: 'null'
          description: Device metadata from Nautobot
        device_uuid:
          type: string
          format: uuid
          description: Device UUID
        file_type:
          $ref: '#/components/schemas/FileType'
          description: Config file type (intended or backup)
        filename:
          type: string
          description: File name
        id:
          type: string
          format: uuid
          description: Config file ID
        version:
          type: integer
          description: Version number
      required:
        - author
        - commit_message
        - content
        - content_hash
        - created_at
        - device_uuid
        - file_type
        - filename
        - id
        - version
      description: Response with full config data.
      title: ConfigResponse
    ValidationErrorCtx:
      type: object
      properties: {}
      title: ValidationErrorCtx
    ValidationErrorLocItems:
      oneOf:
        - type: string
        - type: integer
      title: ValidationErrorLocItems
    ValidationError:
      type: object
      properties:
        ctx:
          $ref: '#/components/schemas/ValidationErrorCtx'
        input:
          description: Any type
        loc:
          type: array
          items:
            $ref: '#/components/schemas/ValidationErrorLocItems'
        msg:
          type: string
        type:
          type: string
      required:
        - loc
        - msg
        - type
      title: ValidationError
    HTTPValidationError:
      type: object
      properties:
        detail:
          type: array
          items:
            $ref: '#/components/schemas/ValidationError'
      title: HTTPValidationError

```

## SDK Code Examples

```python
import requests

url = "https://host.com/v1/config/device_uuid/filename"

payload = {
    "author": "admin@example.com",
    "commit_message": "Update interface configuration for VLAN changes",
    "content": "interface GigabitEthernet0/1
 description Uplink to Core Switch
 switchport mode trunk
 switchport trunk allowed vlan 10,20,30
 no shutdown"
}
headers = {"Content-Type": "application/json"}

response = requests.post(url, json=payload, headers=headers)

print(response.json())
```

```javascript
const url = 'https://host.com/v1/config/device_uuid/filename';
const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: '{"author":"admin@example.com","commit_message":"Update interface configuration for VLAN changes","content":"interface GigabitEthernet0/1\n description Uplink to Core Switch\n switchport mode trunk\n switchport trunk allowed vlan 10,20,30\n no shutdown"}'
};

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"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://host.com/v1/config/device_uuid/filename"

	payload := strings.NewReader("{\n  \"author\": \"admin@example.com\",\n  \"commit_message\": \"Update interface configuration for VLAN changes\",\n  \"content\": \"interface GigabitEthernet0/1\\n description Uplink to Core Switch\\n switchport mode trunk\\n switchport trunk allowed vlan 10,20,30\\n no shutdown\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Content-Type", "application/json")

	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("https://host.com/v1/config/device_uuid/filename")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"author\": \"admin@example.com\",\n  \"commit_message\": \"Update interface configuration for VLAN changes\",\n  \"content\": \"interface GigabitEthernet0/1\\n description Uplink to Core Switch\\n switchport mode trunk\\n switchport trunk allowed vlan 10,20,30\\n no shutdown\"\n}"

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.post("https://host.com/v1/config/device_uuid/filename")
  .header("Content-Type", "application/json")
  .body("{\n  \"author\": \"admin@example.com\",\n  \"commit_message\": \"Update interface configuration for VLAN changes\",\n  \"content\": \"interface GigabitEthernet0/1\\n description Uplink to Core Switch\\n switchport mode trunk\\n switchport trunk allowed vlan 10,20,30\\n no shutdown\"\n}")
  .asString();
```

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

$client = new \GuzzleHttp\Client();

$response = $client->request('POST', 'https://host.com/v1/config/device_uuid/filename', [
  'body' => '{
  "author": "admin@example.com",
  "commit_message": "Update interface configuration for VLAN changes",
  "content": "interface GigabitEthernet0/1\\n description Uplink to Core Switch\\n switchport mode trunk\\n switchport trunk allowed vlan 10,20,30\\n no shutdown"
}',
  'headers' => [
    'Content-Type' => 'application/json',
  ],
]);

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

```csharp
using RestSharp;

var client = new RestClient("https://host.com/v1/config/device_uuid/filename");
var request = new RestRequest(Method.POST);
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{\n  \"author\": \"admin@example.com\",\n  \"commit_message\": \"Update interface configuration for VLAN changes\",\n  \"content\": \"interface GigabitEthernet0/1\\n description Uplink to Core Switch\\n switchport mode trunk\\n switchport trunk allowed vlan 10,20,30\\n no shutdown\"\n}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = ["Content-Type": "application/json"]
let parameters = [
  "author": "admin@example.com",
  "commit_message": "Update interface configuration for VLAN changes",
  "content": "interface GigabitEthernet0/1
 description Uplink to Core Switch
 switchport mode trunk
 switchport trunk allowed vlan 10,20,30
 no shutdown"
] as [String : Any]

let postData = JSONSerialization.data(withJSONObject: parameters, options: [])

let request = NSMutableURLRequest(url: NSURL(string: "https://host.com/v1/config/device_uuid/filename")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

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()
```