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2fc9ecad1b
keywords should be a string, not an array containing one string Signed-off-by: Gaetan de Villele <gdevillele@gmail.com>
34 lines
1.4 KiB
Markdown
34 lines
1.4 KiB
Markdown
---
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description: Docker Trusted Registry dumpcerts command reference.
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keywords: docker, registry, reference, dumpcerts
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title: docker/dtr dumpcerts
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---
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Dump out the TLS certificates used by this DTR instance
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## Usage
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```bash
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docker run -i --rm docker/dtr \
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dumpcerts [command options] > backup.tar
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```
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## Description
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This command creates a backup of the certificates used by DTR for
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communicating across replicas with TLS.
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## Options
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| Option | Description |
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|:------------------------|:---------------------------------------------------------|
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| `--ucp-url` | Specify the UCP controller URL including domain and port |
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| `--ucp-username` | Specify the UCP admin username |
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| `--ucp-password` | Specify the UCP admin password |
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| `--debug` | Enable debug mode, provides additional logging |
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| `--hub-username` | Specify the Docker Hub username for pulling images |
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| `--hub-password` | Specify the Docker Hub password for pulling images |
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| `--ucp-insecure-tls` | Disable TLS verification for UCP |
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| `--ucp-ca` | Use a PEM-encoded TLS CA certificate for UCP |
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| `--existing-replica-id` | ID of an existing replica in a cluster | |