# metalcloud-cli os-template update

Update an existing OS template

## Synopsis

Update an existing OS template with new configuration.

This command updates an OS template by reading the updated configuration
from a file or from standard input. You can update the template properties
as well as add, update, or delete template assets.

Required arguments:
  os_template_id    The numeric ID of the template to update

Required flags:
  --config-source   Source of the template update configuration (required)
                   Can be 'pipe' to read from stdin, or path to a JSON file

The JSON configuration should include:
  - template: OS template update data (optional)
  - newTemplateAssets: Array of new assets to add (optional)
  - updatedTemplateAssets: Map of asset ID to updated asset data (optional)
  - deletedTemplateAssetIds: Array of asset IDs to delete (optional)

Examples:
  ## Update template from file
  metalcloud-cli os-template update 123 --config-source update.json
  
  ## Update template from stdin
  cat update.json | metalcloud-cli os-template update 123 --config-source pipe
  
  ## Update only template properties (no assets)
  echo '{"template":{"name":"New Name"}}' | metalcloud-cli os-template update 123 --config-source pipe

```
metalcloud-cli os-template update <os_template_id> [flags]
```

### Options

```
      --config-source string   Source of the OS template configuration updates. Can be 'pipe' or path to a JSON file.
  -h, --help                   help for update
```

### Options inherited from parent commands

```
  -k, --api_key string         MetalCloud API key
  -c, --config string          Config file path
  -d, --debug                  Set to enable debug logging
  -e, --endpoint string        MetalCloud API endpoint
  -f, --format string          Output format. Supported values are 'text','csv','md','json','yaml'. (default "text")
  -i, --insecure_skip_verify   Set to allow insecure transport
  -l, --log_file string        Log file path
  -v, --verbosity string       Log level verbosity (default "INFO")
```

### SEE ALSO

* [metalcloud-cli os-template](/content/configuration/cli/metalcloud-cli_os-template.md)	 - Manage OS templates for server deployments

#### Auto generated by spf13/cobra on 11-Aug-2025