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41 lines
1.2 KiB
Markdown
41 lines
1.2 KiB
Markdown
---
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# generated by https://github.com/hashicorp/terraform-plugin-docs
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page_title: "docker_registry_image Data Source - terraform-provider-docker"
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subcategory: ""
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description: |-
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Reads the image metadata from a Docker Registry. Used in conjunction with the docker_image resource to keep an image up to date on the latest available version of the tag.
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---
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# docker_registry_image (Data Source)
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Reads the image metadata from a Docker Registry. Used in conjunction with the [docker_image](/docs/providers/docker/r/image.html) resource to keep an image up to date on the latest available version of the tag.
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## Example Usage
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```terraform
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data "docker_registry_image" "ubuntu" {
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name = "ubuntu:precise"
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}
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resource "docker_image" "ubuntu" {
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name = data.docker_registry_image.ubuntu.name
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pull_triggers = [data.docker_registry_image.ubuntu.sha256_digest]
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}
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```
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<!-- schema generated by tfplugindocs -->
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## Schema
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### Required
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- **name** (String) The name of the Docker image, including any tags. e.g. `alpine:latest`
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### Optional
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- **id** (String) The ID of this resource.
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### Read-Only
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- **sha256_digest** (String) The content digest of the image, as stored on the registry.
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