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Chapter 13. ImageContentSourcePolicy [operator.openshift.io/v1alpha1]

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Description
ImageContentSourcePolicy holds cluster-wide information about how to handle registry mirror rules. When multiple policies are defined, the outcome of the behavior is defined on each field. Compatibility level 4: No compatibility is provided, the API can change at any point for any reason. These capabilities should not be used by applications needing long term support.
Type
object
Required
  • spec

13.1. Specification

PropertyTypeDescription

apiVersion

string

APIVersion defines the versioned schema of this representation of an object. Servers should convert recognized schemas to the latest internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources

kind

string

Kind is a string value representing the REST resource this object represents. Servers may infer this from the endpoint the client submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds

metadata

ObjectMeta

Standard object’s metadata. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata

spec

object

spec holds user settable values for configuration

13.1.1. .spec

Description
spec holds user settable values for configuration
Type
object
PropertyTypeDescription

repositoryDigestMirrors

array

repositoryDigestMirrors allows images referenced by image digests in pods to be pulled from alternative mirrored repository locations. The image pull specification provided to the pod will be compared to the source locations described in RepositoryDigestMirrors and the image may be pulled down from any of the mirrors in the list instead of the specified repository allowing administrators to choose a potentially faster mirror. Only image pull specifications that have an image digest will have this behavior applied to them - tags will continue to be pulled from the specified repository in the pull spec. Each “source” repository is treated independently; configurations for different “source” repositories don’t interact. When multiple policies are defined for the same “source” repository, the sets of defined mirrors will be merged together, preserving the relative order of the mirrors, if possible. For example, if policy A has mirrors a, b, c and policy B has mirrors c, d, e, the mirrors will be used in the order a, b, c, d, e. If the orders of mirror entries conflict (e.g. a, b vs. b, a) the configuration is not rejected but the resulting order is unspecified.

repositoryDigestMirrors[]

object

RepositoryDigestMirrors holds cluster-wide information about how to handle mirros in the registries config. Note: the mirrors only work when pulling the images that are referenced by their digests.

13.1.2. .spec.repositoryDigestMirrors

Description
repositoryDigestMirrors allows images referenced by image digests in pods to be pulled from alternative mirrored repository locations. The image pull specification provided to the pod will be compared to the source locations described in RepositoryDigestMirrors and the image may be pulled down from any of the mirrors in the list instead of the specified repository allowing administrators to choose a potentially faster mirror. Only image pull specifications that have an image digest will have this behavior applied to them - tags will continue to be pulled from the specified repository in the pull spec. Each “source” repository is treated independently; configurations for different “source” repositories don’t interact. When multiple policies are defined for the same “source” repository, the sets of defined mirrors will be merged together, preserving the relative order of the mirrors, if possible. For example, if policy A has mirrors a, b, c and policy B has mirrors c, d, e, the mirrors will be used in the order a, b, c, d, e. If the orders of mirror entries conflict (e.g. a, b vs. b, a) the configuration is not rejected but the resulting order is unspecified.
Type
array

13.1.3. .spec.repositoryDigestMirrors[]

Description
RepositoryDigestMirrors holds cluster-wide information about how to handle mirros in the registries config. Note: the mirrors only work when pulling the images that are referenced by their digests.
Type
object
Required
  • source
PropertyTypeDescription

mirrors

array (string)

mirrors is one or more repositories that may also contain the same images. The order of mirrors in this list is treated as the user’s desired priority, while source is by default considered lower priority than all mirrors. Other cluster configuration, including (but not limited to) other repositoryDigestMirrors objects, may impact the exact order mirrors are contacted in, or some mirrors may be contacted in parallel, so this should be considered a preference rather than a guarantee of ordering.

source

string

source is the repository that users refer to, e.g. in image pull specifications.

13.2. API endpoints

The following API endpoints are available:

  • /apis/operator.openshift.io/v1alpha1/imagecontentsourcepolicies

    • DELETE: delete collection of ImageContentSourcePolicy
    • GET: list objects of kind ImageContentSourcePolicy
    • POST: create an ImageContentSourcePolicy
  • /apis/operator.openshift.io/v1alpha1/imagecontentsourcepolicies/{name}

    • DELETE: delete an ImageContentSourcePolicy
    • GET: read the specified ImageContentSourcePolicy
    • PATCH: partially update the specified ImageContentSourcePolicy
    • PUT: replace the specified ImageContentSourcePolicy
  • /apis/operator.openshift.io/v1alpha1/imagecontentsourcepolicies/{name}/status

    • GET: read status of the specified ImageContentSourcePolicy
    • PATCH: partially update status of the specified ImageContentSourcePolicy
    • PUT: replace status of the specified ImageContentSourcePolicy

13.2.1. /apis/operator.openshift.io/v1alpha1/imagecontentsourcepolicies

HTTP method
DELETE
Description
delete collection of ImageContentSourcePolicy
Table 13.1. HTTP responses
HTTP codeReponse body

200 - OK

Status schema

401 - Unauthorized

Empty

HTTP method
GET
Description
list objects of kind ImageContentSourcePolicy
Table 13.2. HTTP responses
HTTP codeReponse body

200 - OK

ImageContentSourcePolicyList schema

401 - Unauthorized

Empty

HTTP method
POST
Description
create an ImageContentSourcePolicy
Table 13.3. Query parameters
ParameterTypeDescription

dryRun

string

When present, indicates that modifications should not be persisted. An invalid or unrecognized dryRun directive will result in an error response and no further processing of the request. Valid values are: - All: all dry run stages will be processed

fieldValidation

string

fieldValidation instructs the server on how to handle objects in the request (POST/PUT/PATCH) containing unknown or duplicate fields. Valid values are: - Ignore: This will ignore any unknown fields that are silently dropped from the object, and will ignore all but the last duplicate field that the decoder encounters. This is the default behavior prior to v1.23. - Warn: This will send a warning via the standard warning response header for each unknown field that is dropped from the object, and for each duplicate field that is encountered. The request will still succeed if there are no other errors, and will only persist the last of any duplicate fields. This is the default in v1.23+ - Strict: This will fail the request with a BadRequest error if any unknown fields would be dropped from the object, or if any duplicate fields are present. The error returned from the server will contain all unknown and duplicate fields encountered.

Table 13.4. Body parameters
ParameterTypeDescription

body

ImageContentSourcePolicy schema

 
Table 13.5. HTTP responses
HTTP codeReponse body

200 - OK

ImageContentSourcePolicy schema

201 - Created

ImageContentSourcePolicy schema

202 - Accepted

ImageContentSourcePolicy schema

401 - Unauthorized

Empty

13.2.2. /apis/operator.openshift.io/v1alpha1/imagecontentsourcepolicies/{name}

Table 13.6. Global path parameters
ParameterTypeDescription

name

string

name of the ImageContentSourcePolicy

HTTP method
DELETE
Description
delete an ImageContentSourcePolicy
Table 13.7. Query parameters
ParameterTypeDescription

dryRun

string

When present, indicates that modifications should not be persisted. An invalid or unrecognized dryRun directive will result in an error response and no further processing of the request. Valid values are: - All: all dry run stages will be processed

Table 13.8. HTTP responses
HTTP codeReponse body

200 - OK

Status schema

202 - Accepted

Status schema

401 - Unauthorized

Empty

HTTP method
GET
Description
read the specified ImageContentSourcePolicy
Table 13.9. HTTP responses
HTTP codeReponse body

200 - OK

ImageContentSourcePolicy schema

401 - Unauthorized

Empty

HTTP method
PATCH
Description
partially update the specified ImageContentSourcePolicy
Table 13.10. Query parameters
ParameterTypeDescription

dryRun

string

When present, indicates that modifications should not be persisted. An invalid or unrecognized dryRun directive will result in an error response and no further processing of the request. Valid values are: - All: all dry run stages will be processed

fieldValidation

string

fieldValidation instructs the server on how to handle objects in the request (POST/PUT/PATCH) containing unknown or duplicate fields. Valid values are: - Ignore: This will ignore any unknown fields that are silently dropped from the object, and will ignore all but the last duplicate field that the decoder encounters. This is the default behavior prior to v1.23. - Warn: This will send a warning via the standard warning response header for each unknown field that is dropped from the object, and for each duplicate field that is encountered. The request will still succeed if there are no other errors, and will only persist the last of any duplicate fields. This is the default in v1.23+ - Strict: This will fail the request with a BadRequest error if any unknown fields would be dropped from the object, or if any duplicate fields are present. The error returned from the server will contain all unknown and duplicate fields encountered.

Table 13.11. HTTP responses
HTTP codeReponse body

200 - OK

ImageContentSourcePolicy schema

401 - Unauthorized

Empty

HTTP method
PUT
Description
replace the specified ImageContentSourcePolicy
Table 13.12. Query parameters
ParameterTypeDescription

dryRun

string

When present, indicates that modifications should not be persisted. An invalid or unrecognized dryRun directive will result in an error response and no further processing of the request. Valid values are: - All: all dry run stages will be processed

fieldValidation

string

fieldValidation instructs the server on how to handle objects in the request (POST/PUT/PATCH) containing unknown or duplicate fields. Valid values are: - Ignore: This will ignore any unknown fields that are silently dropped from the object, and will ignore all but the last duplicate field that the decoder encounters. This is the default behavior prior to v1.23. - Warn: This will send a warning via the standard warning response header for each unknown field that is dropped from the object, and for each duplicate field that is encountered. The request will still succeed if there are no other errors, and will only persist the last of any duplicate fields. This is the default in v1.23+ - Strict: This will fail the request with a BadRequest error if any unknown fields would be dropped from the object, or if any duplicate fields are present. The error returned from the server will contain all unknown and duplicate fields encountered.

Table 13.13. Body parameters
ParameterTypeDescription

body

ImageContentSourcePolicy schema

 
Table 13.14. HTTP responses
HTTP codeReponse body

200 - OK

ImageContentSourcePolicy schema

201 - Created

ImageContentSourcePolicy schema

401 - Unauthorized

Empty

13.2.3. /apis/operator.openshift.io/v1alpha1/imagecontentsourcepolicies/{name}/status

Table 13.15. Global path parameters
ParameterTypeDescription

name

string

name of the ImageContentSourcePolicy

HTTP method
GET
Description
read status of the specified ImageContentSourcePolicy
Table 13.16. HTTP responses
HTTP codeReponse body

200 - OK

ImageContentSourcePolicy schema

401 - Unauthorized

Empty

HTTP method
PATCH
Description
partially update status of the specified ImageContentSourcePolicy
Table 13.17. Query parameters
ParameterTypeDescription

dryRun

string

When present, indicates that modifications should not be persisted. An invalid or unrecognized dryRun directive will result in an error response and no further processing of the request. Valid values are: - All: all dry run stages will be processed

fieldValidation

string

fieldValidation instructs the server on how to handle objects in the request (POST/PUT/PATCH) containing unknown or duplicate fields. Valid values are: - Ignore: This will ignore any unknown fields that are silently dropped from the object, and will ignore all but the last duplicate field that the decoder encounters. This is the default behavior prior to v1.23. - Warn: This will send a warning via the standard warning response header for each unknown field that is dropped from the object, and for each duplicate field that is encountered. The request will still succeed if there are no other errors, and will only persist the last of any duplicate fields. This is the default in v1.23+ - Strict: This will fail the request with a BadRequest error if any unknown fields would be dropped from the object, or if any duplicate fields are present. The error returned from the server will contain all unknown and duplicate fields encountered.

Table 13.18. HTTP responses
HTTP codeReponse body

200 - OK

ImageContentSourcePolicy schema

401 - Unauthorized

Empty

HTTP method
PUT
Description
replace status of the specified ImageContentSourcePolicy
Table 13.19. Query parameters
ParameterTypeDescription

dryRun

string

When present, indicates that modifications should not be persisted. An invalid or unrecognized dryRun directive will result in an error response and no further processing of the request. Valid values are: - All: all dry run stages will be processed

fieldValidation

string

fieldValidation instructs the server on how to handle objects in the request (POST/PUT/PATCH) containing unknown or duplicate fields. Valid values are: - Ignore: This will ignore any unknown fields that are silently dropped from the object, and will ignore all but the last duplicate field that the decoder encounters. This is the default behavior prior to v1.23. - Warn: This will send a warning via the standard warning response header for each unknown field that is dropped from the object, and for each duplicate field that is encountered. The request will still succeed if there are no other errors, and will only persist the last of any duplicate fields. This is the default in v1.23+ - Strict: This will fail the request with a BadRequest error if any unknown fields would be dropped from the object, or if any duplicate fields are present. The error returned from the server will contain all unknown and duplicate fields encountered.

Table 13.20. Body parameters
ParameterTypeDescription

body

ImageContentSourcePolicy schema

 
Table 13.21. HTTP responses
HTTP codeReponse body

200 - OK

ImageContentSourcePolicy schema

201 - Created

ImageContentSourcePolicy schema

401 - Unauthorized

Empty

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