compdesc

package
v2.0.0-...-98cc131 Latest Latest
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 Go to latest Published: Jul 26, 2023 License: Apache-2.0 Imports: 23 Imported by: 0

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Index

Constants

View Source 
const (
	SystemIdentityName    = "name"
	SystemIdentityVersion = "version"
)
View Source 
const (
	KIND_HASH_ALGORITHM   = "hash algorithm"
	KIND_SIGN_ALGORITHM   = "signing algorithm"
	KIND_NORM_ALGORITHM   = "normalization algorithm"
	KIND_VERIFY_ALGORITHM = "signature verification algorithm"
	KIND_PUBLIC_KEY       = "public key"
	KIND_PRIVATE_KEY      = "private key"
	KIND_SIGNATURE        = "signature"
)
View Source 
const ComponentDescriptorFileName = "component-descriptor.yaml"
View Source 
const DefaultSchemeVersion = "v2"
View Source 
const InternalSchemaVersion = "internal"
View Source 
const KIND_REFERENCE = "component reference"

Variables

View Source 
var DefaultJSONLCodec = CodecWrapper{
	Decoder:       DecoderFunc(json.Unmarshal),
	StrictDecoder: StrictDecoderFunc(json.Unmarshal),
	Encoder:       EncoderFunc(json.Marshal),
}

DefaultJSONCodec implements Codec interface with the json decoder encoder.

View Source 
var DefaultSchemes = Schemes{}
View Source 
var DefaultYAMLCodec = CodecWrapper{
	Decoder:       DecoderFunc(func(data []byte, obj interface{}) error { return yaml.Unmarshal(data, obj) }),
	StrictDecoder: StrictDecoderFunc(func(data []byte, obj interface{}) error { return yaml.UnmarshalStrict(data, obj) }),
	Encoder:       EncoderFunc(yaml.Marshal),
}

DefaultYAMLCodec implements Codec interface with the yaml decoder encoder.

View Source 
var Normalizations = NormalizationAlgorithms{/* contains filtered or unexported fields */}
View Source 
var NotFound = errors.ErrNotFound()

Functions

func And 

func And[T any](sel ...any) T

func CatchConversionError 

func CatchConversionError(errp *error)

func DefaultResources 

func DefaultResources(component *ComponentDescriptor)

DefaultResources defaults a list of resources. The version of the component is defaulted for local resources that do not contain a version. adds the version as identity if the resource identity would clash otherwise.

func Encode 

func Encode(obj *ComponentDescriptor, opts ...EncodeOption) ([]byte, error)

Encode encodes a component into the given object. If the serialization version is left blank, the schema version configured in the component descriptor will be used.

func Hash 

func Hash(cd *ComponentDescriptor, normAlgo string, hash hash.Hash) (string, error)

Hash return the hash for the component-descriptor, if it is normalizeable (= componentReferences and resources contain digest field).

func MatchLabels 

func MatchLabels(labels v1.Labels, sel ...LabelSelector) (bool, error)

MatchLabels checks whether a set of labels matches the given label selectors.

func MatchReferencesByReferenceSelector 

func MatchReferencesByReferenceSelector(obj ReferenceSelectionContext, resourceSelectors ...ReferenceSelector) (bool, error)

MatchReferencesByReferenceSelector applies all resource selector against the given resource object.

func MatchResourceByResourceSelector 

func MatchResourceByResourceSelector(obj ResourceSelectionContext, resourceSelectors ...ResourceSelector) (bool, error)

MatchResourceByResourceSelector applies all resource selector against the given resource object.

func NormHash 

func NormHash(cd *ComponentDescriptor, normAlgo string, hash hash.Hash) ([]byte, string, error)

func Normalize 

func Normalize(cd *ComponentDescriptor, normAlgo string) ([]byte, error)

func Not 

func Not[T any](sel any) T

func Or 

func Or[T any](sel ...any) T

func RegisterScheme 

func RegisterScheme(scheme Scheme)

func SelectLabels 

func SelectLabels(labels v1.Labels, sel ...LabelSelector) (v1.Labels, error)

SelectLabels returns labels matching the given label selectors.

func Sign 

func Sign(cctx credentials.Context, cd *ComponentDescriptor, privateKey interface{}, signer signing.Signer, hasher signing.Hasher, signatureName, issuer string) error

Sign signs the given component-descriptor with the signer. The component-descriptor has to contain digests for componentReferences and resources.

func ThrowConversionError 

func ThrowConversionError(err error)

func Validate 

func Validate(desc *ComponentDescriptor) error

func Verify 

func Verify(cd *ComponentDescriptor, registry signing.Registry, signatureName string) error

Verify verifies the signature (selected by signatureName) and hash of the component-descriptor (as specified in the signature). Does NOT resolve resources or referenced component-descriptors. Returns error if verification fails.

Types

type AccessSpec 

type AccessSpec interface {
	runtime.VersionedTypedObject
}

AccessSpec is an abstract specification of an access method The outbound object is typicall a runtime.UnstructuredTypedObject. Inbound any serializable AccessSpec implementation is possible.

func GenericAccessSpec 

func GenericAccessSpec(un *runtime.UnstructuredTypedObject) AccessSpec

GenericAccessSpec returns a generic AccessSpec implementation for an unstructured object. It can always be used instead of a dedicated access spec implementation. The core methods will map these spec into effective ones before an access is returned to the caller.

type ArtifactAccess 

type ArtifactAccess func(cd *ComponentDescriptor) ArtifactAccessor

ArtifactAccess provides access to a dedicated kind of artifact set in the component descriptor (resources or sources).

type ArtifactAccessor 

type ArtifactAccessor interface {
	Len() int
	GetArtifact(i int) ElementArtifactAccessor
}

ArtifactAccessor provides generic access to list of artifacts. There are resources or sources.

func ResourceArtifacts 

func ResourceArtifacts(cd *ComponentDescriptor) ArtifactAccessor

func SourceArtifacts 

func SourceArtifacts(cd *ComponentDescriptor) ArtifactAccessor

type Codec 

type Codec interface {
	Decoder
	StrictDecoder
	Encoder
}

Codec describes an encoding for en object.

type CodecWrapper 

type CodecWrapper struct {
	Decoder
	StrictDecoder
	Encoder
}

CodecWrapper is a simple struct that implements the Codec interface.

func (CodecWrapper) ApplyDecodeOption 

func (o CodecWrapper) ApplyDecodeOption(options *DecodeOptions)

ApplyDecodeOption applies the configured codec.

func (CodecWrapper) ApplyEncodeOption 

func (o CodecWrapper) ApplyEncodeOption(options *EncodeOptions)

ApplyEncodeOption applies the configured codec.

type ComponentDescriptor 

type ComponentDescriptor struct {
	// Metadata specifies the schema version of the component.
	Metadata Metadata `json:"meta"`
	// Spec contains the specification of the component.
	ComponentSpec `json:"component"`
	// Signatures contains a list of signatures for the ComponentDescriptor
	Signatures metav1.Signatures `json:"signatures,omitempty"`

	// NestedDigets describe calculated resource digests for aggregated
	// component versions, which might not be persisted, but incorporated
	// into signatures of the actual component version
	NestedDigests metav1.NestedDigests `json:"nestedDigests,omitempty"`
}

ComponentDescriptor defines a versioned component with a source and dependencies. +k8s:deepcopy-gen=true +k8s:openapi-gen=true

func Decode 

func Decode(data []byte, opts ...DecodeOption) (*ComponentDescriptor, error)

Decode decodes a component into the given object.

func DefaultComponent 

func DefaultComponent(component *ComponentDescriptor) *ComponentDescriptor

DefaultComponent applies defaults to a component.

func New 

func New(name, version string) *ComponentDescriptor

func (*ComponentDescriptor) AddRepositoryContext 

func (cd *ComponentDescriptor) AddRepositoryContext(repoCtx runtime.TypedObject) error

AddRepositoryContext appends the given repository context to components descriptor repository history. The context is not appended if the effective repository context already matches the current context.

func (*ComponentDescriptor) Copy 

func (cd *ComponentDescriptor) Copy() *ComponentDescriptor

func (*ComponentDescriptor) Equal 

func (cd *ComponentDescriptor) Equal(o *ComponentDescriptor) bool

func (*ComponentDescriptor) Equivalent 

func (cd *ComponentDescriptor) Equivalent(o *ComponentDescriptor) bool

func (*ComponentDescriptor) GetComponentReferenceIndex 

func (cd *ComponentDescriptor) GetComponentReferenceIndex(ref ComponentReference) int

GetComponentReferenceIndex returns the index of a given component reference. If the index is not found -1 is returned.

func (*ComponentDescriptor) GetComponentReferences 

func (cd *ComponentDescriptor) GetComponentReferences(selectors ...IdentitySelector) ([]ComponentReference, error)

GetComponentReferences returns all component references that matches the given selectors.

func (*ComponentDescriptor) GetEffectiveRepositoryContext 

func (cd *ComponentDescriptor) GetEffectiveRepositoryContext() *runtime.UnstructuredTypedObject

GetEffectiveRepositoryContext returns the currently active repository context.

func (*ComponentDescriptor) GetExternalResource 

func (cd *ComponentDescriptor) GetExternalResource(rtype, name, version string) (Resource, error)

GetExternalResource returns external resource with the given type, name and version. If multiple resources match, the first one is returned.

func (*ComponentDescriptor) GetExternalResources 

func (cd *ComponentDescriptor) GetExternalResources(rtype, name, version string) (Resources, error)

GetExternalResources returns external resource with the given type, name and version.

func (*ComponentDescriptor) GetLocalResource 

func (cd *ComponentDescriptor) GetLocalResource(rtype, name, version string) (Resource, error)

GetLocalResource returns a local resource with the given type, name and version. If multiple resources match, the first one is returned.

func (*ComponentDescriptor) GetLocalResources 

func (cd *ComponentDescriptor) GetLocalResources(rtype, name, version string) (Resources, error)

GetLocalResources returns all local resources with the given type, name and version.

func (*ComponentDescriptor) GetReferenceByIdentity 

func (cd *ComponentDescriptor) GetReferenceByIdentity(id v1.Identity) (ComponentReference, error)

GetReferenceByIdentity returns reference that match the given identity.

func (*ComponentDescriptor) GetReferenceIndex 

func (cd *ComponentDescriptor) GetReferenceIndex(src *ElementMeta) int

GetReferenceIndex returns the index of a given source. If the index is not found -1 is returned.

func (*ComponentDescriptor) GetReferencesByIdentitySelectors 

func (cd *ComponentDescriptor) GetReferencesByIdentitySelectors(selectors ...IdentitySelector) (References, error)

GetReferencesByIdentitySelectors returns resources that match the given identity selectors.

func (*ComponentDescriptor) GetReferencesByName 

func (cd *ComponentDescriptor) GetReferencesByName(name string, selectors ...IdentitySelector) (References, error)

GetReferencesByName returns references that match the given name.

func (*ComponentDescriptor) GetReferencesByReferenceSelectors 

func (cd *ComponentDescriptor) GetReferencesByReferenceSelectors(selectors ...ReferenceSelector) (References, error)

GetReferencesByReferenceSelectors returns resources that match the given resource selectors.

func (*ComponentDescriptor) GetReferencesBySelectors 

func (cd *ComponentDescriptor) GetReferencesBySelectors(selectors []IdentitySelector, referenceSelectors []ReferenceSelector) (References, error)

GetReferencesBySelectors returns resources that match the given selector.

func (*ComponentDescriptor) GetResourceByDefaultSelector 

func (cd *ComponentDescriptor) GetResourceByDefaultSelector(sel interface{}) (Resources, error)

GetResourceByDefaultSelector returns resources that match the given selectors.

func (*ComponentDescriptor) GetResourceByIdentity 

func (cd *ComponentDescriptor) GetResourceByIdentity(id v1.Identity) (Resource, error)

GetResourceByIdentity returns resource that match the given identity.

func (*ComponentDescriptor) GetResourceByJSONScheme 

func (cd *ComponentDescriptor) GetResourceByJSONScheme(src interface{}) (Resources, error)

GetResourceByJSONScheme returns resources that match the given selectors.

func (*ComponentDescriptor) GetResourceByRegexSelector 

func (cd *ComponentDescriptor) GetResourceByRegexSelector(sel interface{}) (Resources, error)

GetResourceByRegexSelector returns resources that match the given selectors.

func (*ComponentDescriptor) GetResourceIndex 

func (cd *ComponentDescriptor) GetResourceIndex(res *ResourceMeta) int

GetResourceIndex returns the index of a given resource. If the index is not found -1 is returned.

func (*ComponentDescriptor) GetResourcesByIdentitySelectors 

func (cd *ComponentDescriptor) GetResourcesByIdentitySelectors(selectors ...IdentitySelector) (Resources, error)

GetResourcesByIdentitySelectors returns resources that match the given identity selectors.

func (*ComponentDescriptor) GetResourcesByName 

func (cd *ComponentDescriptor) GetResourcesByName(name string, selectors ...IdentitySelector) (Resources, error)

GetResourcesByName returns all local and external resources with a name.

func (*ComponentDescriptor) GetResourcesByResourceSelectors 

func (cd *ComponentDescriptor) GetResourcesByResourceSelectors(selectors ...ResourceSelector) (Resources, error)

GetResourcesByResourceSelectors returns resources that match the given resource selectors.

func (*ComponentDescriptor) GetResourcesBySelectors 

func (cd *ComponentDescriptor) GetResourcesBySelectors(selectors []IdentitySelector, resourceSelectors []ResourceSelector) (Resources, error)

GetResourcesBySelectors returns resources that match the given selector.

func (*ComponentDescriptor) GetResourcesByType 

func (cd *ComponentDescriptor) GetResourcesByType(rtype string, selectors ...IdentitySelector) (Resources, error)

GetResourcesByType returns all resources that match the given type and selectors.

func (*ComponentDescriptor) GetSignatureIndex 

func (cd *ComponentDescriptor) GetSignatureIndex(name string) int

GetSignatureIndex returns the index of the signature with the given name If the index is not found -1 is returned.

func (*ComponentDescriptor) GetSourceByIdentity 

func (cd *ComponentDescriptor) GetSourceByIdentity(id v1.Identity) (Source, error)

GetSourceByIdentity returns source that match the given identity.

func (*ComponentDescriptor) GetSourceIndex 

func (cd *ComponentDescriptor) GetSourceIndex(src *SourceMeta) int

GetSourceIndex returns the index of a given source. If the index is not found -1 is returned.

func (*ComponentDescriptor) GetSourcesByIdentitySelectors 

func (cd *ComponentDescriptor) GetSourcesByIdentitySelectors(selectors ...IdentitySelector) (Sources, error)

GetSourcesByIdentitySelectors returns references that match the given selector.

func (*ComponentDescriptor) IsNormalizeable 

func (cd *ComponentDescriptor) IsNormalizeable() error

IsNormalizeable checks if componentReferences and resources contain digest. Resources are allowed to omit the digest, if res.access.type == None or res.access == nil. Does NOT verify if the digests are correct.

func (*ComponentDescriptor) Reset 

func (cd *ComponentDescriptor) Reset()

func (*ComponentDescriptor) SchemaVersion 

func (cd *ComponentDescriptor) SchemaVersion() string

SchemaVersion returns the scheme version configured in the representation.

func (*ComponentDescriptor) SelectSignatureByName 

func (cd *ComponentDescriptor) SelectSignatureByName(signatureName string) *metav1.Signature

SelectSignatureByName returns the Signature (Digest and SigantureSpec) matching the given name.

type ComponentDescriptorVersion 

type ComponentDescriptorVersion interface {
	SchemaVersion() string
	GetName() string
	GetVersion() string
	Normalize(normAlgo string) ([]byte, error)
}

func Convert 

func Convert(obj *ComponentDescriptor, opts ...EncodeOption) (ComponentDescriptorVersion, error)

Convert converts a component descriptor into a dedicated scheme version. If the serialization version is left blank, the schema version configured in the component descriptor will be used.

type ComponentReference 

type ComponentReference struct {
	ElementMeta `json:",inline"`
	// ComponentName describes the remote name of the referenced object
	ComponentName string `json:"componentName"`
	// Digest is the optional digest of the referenced component.
	// +optional
	Digest *metav1.DigestSpec `json:"digest,omitempty"`
}

ComponentReference describes the reference to another component in the registry. +k8s:deepcopy-gen=true +k8s:openapi-gen=true

func NewComponentReference 

func NewComponentReference(name, componentName, version string, extraIdentity metav1.Identity) *ComponentReference

func (*ComponentReference) Copy 

func (r *ComponentReference) Copy() *ComponentReference

func (*ComponentReference) GetComponentName 

func (r *ComponentReference) GetComponentName() string

func (*ComponentReference) GetMeta 

func (r *ComponentReference) GetMeta() *ElementMeta

func (*ComponentReference) IsEquivalent 

func (r *ComponentReference) IsEquivalent(e ElementMetaAccessor) bool

func (ComponentReference) String 

func (r ComponentReference) String() string

type ComponentSpec 

type ComponentSpec struct {
	metav1.ObjectMeta `json:",inline"`
	// RepositoryContexts defines the previous repositories of the component
	RepositoryContexts runtime.UnstructuredTypedObjectList `json:"repositoryContexts"`
	// Sources defines sources that produced the component
	Sources Sources `json:"sources"`
	// References references component dependencies that can be resolved in the current context.
	References References `json:"componentReferences"`
	// Resources defines all resources that are created by the component and by a third party.
	Resources Resources `json:"resources"`
}

ComponentSpec defines a virtual component with a repository context, source and dependencies. +k8s:deepcopy-gen=true +k8s:openapi-gen=true

type DecodeOption 

type DecodeOption interface {
	ApplyDecodeOption(options *DecodeOptions)
}

DecodeOption is the interface to specify different cache options.

type DecodeOptions 

type DecodeOptions struct {
	Codec             Codec
	DisableValidation bool
	StrictMode        bool
}

DecodeOptions defines decode options for the codec.

func (*DecodeOptions) ApplyDecodeOption 

func (o *DecodeOptions) ApplyDecodeOption(options *DecodeOptions)

ApplyDecodeOption applies the actual options.

func (*DecodeOptions) ApplyOptions 

func (o *DecodeOptions) ApplyOptions(opts []DecodeOption) *DecodeOptions

ApplyOptions applies the given list options on these options, and then returns itself (for convenient chaining).

type Decoder 

type Decoder interface {
	Decode(data []byte, obj interface{}) error
}

Decoder defines a decoder for an object.

type DecoderFunc 

type DecoderFunc func(data []byte, obj interface{}) error

DecoderFunc is a simple function that implements the Decoder interface.

func (DecoderFunc) Decode 

func (e DecoderFunc) Decode(data []byte, obj interface{}) error

Decode is the Decode implementation of the Decoder interface.

type DisableValidation 

type DisableValidation bool

DisableValidation enables or disables validation of the component descriptor.

func (DisableValidation) ApplyDecodeOption 

func (v DisableValidation) ApplyDecodeOption(options *DecodeOptions)

ApplyDecodeOption applies the validation disable option.

type ElementAccessor 

type ElementAccessor interface {
	Len() int
	Get(i int) ElementMetaAccessor
}

ElementAccessor provides generic access to list of elements.

type ElementArtifactAccessor 

type ElementArtifactAccessor interface {
	ElementMetaAccessor
	GetAccess() AccessSpec
}

ElementArtifactAccessor provides access to generic artifact information of an element.

type ElementBasedSelector 

type ElementBasedSelector interface {
	ElementSelector
	ResourceSelector
	ReferenceSelector
}

type ElementMeta 

type ElementMeta struct {
	// Name is the context unique name of the object.
	Name string `json:"name"`
	// Version is the semver version of the object.
	Version string `json:"version"`
	// ExtraIdentity is the identity of an object.
	// An additional label with key "name" ist not allowed
	ExtraIdentity metav1.Identity `json:"extraIdentity,omitempty"`
	// Labels defines an optional set of additional labels
	// describing the object.
	// +optional
	Labels metav1.Labels `json:"labels,omitempty"`
}

ElementMeta defines a object that is uniquely identified by its identity. +k8s:deepcopy-gen=true +k8s:openapi-gen=true

func (*ElementMeta) Copy 

func (o *ElementMeta) Copy() *ElementMeta

func (*ElementMeta) GetIdentity 

func (o *ElementMeta) GetIdentity(accessor ElementAccessor) metav1.Identity

GetIdentity returns the identity of the object.

func (*ElementMeta) GetIdentityDigest 

func (o *ElementMeta) GetIdentityDigest(accessor ElementAccessor) []byte

GetIdentityDigest returns the digest of the object's identity.

func (*ElementMeta) GetLabels 

func (o *ElementMeta) GetLabels() metav1.Labels

GetLabels returns the label of the object.

func (*ElementMeta) GetMatchBaseIdentity 

func (o *ElementMeta) GetMatchBaseIdentity() metav1.Identity

GetMatchBaseIdentity returns all possible identity attributes for resource matching.

func (*ElementMeta) GetName 

func (o *ElementMeta) GetName() string

GetName returns the name of the object.

func (*ElementMeta) GetRawIdentity 

func (o *ElementMeta) GetRawIdentity() metav1.Identity

GetRawIdentity returns the identity plus version.

func (*ElementMeta) GetVersion 

func (o *ElementMeta) GetVersion() string

GetVersion returns the version of the object.

func (*ElementMeta) RemoveLabel 

func (o *ElementMeta) RemoveLabel(name string) bool

RemoveLabel removes a single label.

func (*ElementMeta) SetExtraIdentity 

func (o *ElementMeta) SetExtraIdentity(identity metav1.Identity)

SetExtraIdentity sets the identity of the object.

func (*ElementMeta) SetLabel 

func (o *ElementMeta) SetLabel(name string, value interface{}) error

SetLabel sets a single label to an effective value. If the value is no byte slice, it is marshaled.

func (*ElementMeta) SetLabels 

func (o *ElementMeta) SetLabels(labels []metav1.Label)

SetLabels sets the labels of the object.

func (*ElementMeta) SetName 

func (o *ElementMeta) SetName(name string)

SetName sets the name of the object.

func (*ElementMeta) SetVersion 

func (o *ElementMeta) SetVersion(version string)

SetVersion sets the version of the object.

type ElementMetaAccessor 

type ElementMetaAccessor interface {
	GetMeta() *ElementMeta
	IsEquivalent(ElementMetaAccessor) bool
}

ElementMetaAccessor provides generic access an elements meta information.

type ElementSelectionContext 

type ElementSelectionContext = *elementSelectionContext

func NewElementSelectionContext 

func NewElementSelectionContext(index int, elems ElementAccessor) ElementSelectionContext

type ElementSelector 

type ElementSelector interface {
	MatchElement(obj ElementSelectionContext) (bool, error)
}

type EncodeOption 

type EncodeOption interface {
	ApplyEncodeOption(options *EncodeOptions)
}

EncodeOption is the interface to specify different encode options.

type EncodeOptions 

type EncodeOptions struct {
	Codec         Codec
	SchemaVersion string
}

func (*EncodeOptions) ApplyEncodeOption 

func (o *EncodeOptions) ApplyEncodeOption(options *EncodeOptions)

ApplyDecodeOption applies the actual options.

func (*EncodeOptions) ApplyOptions 

func (o *EncodeOptions) ApplyOptions(opts []EncodeOption) *EncodeOptions

ApplyOptions applies the given list options on these options, and then returns itself (for convenient chaining).

func (*EncodeOptions) DefaultFor 

func (o *EncodeOptions) DefaultFor(cd *ComponentDescriptor) *EncodeOptions

type Encoder 

type Encoder interface {
	Encode(obj interface{}) ([]byte, error)
}

Encoder defines a encoder for an object.

type EncoderFunc 

type EncoderFunc func(obj interface{}) ([]byte, error)

EncoderFunc is a simple function that implements the Encoder interface.

func (EncoderFunc) Encode 

func (e EncoderFunc) Encode(obj interface{}) ([]byte, error)

Encode is the Encode implementation of the Encoder interface.

type IdentityBasedSelector 

type IdentityBasedSelector interface {
	IdentitySelector
	ElementSelector
	ResourceSelector
	ReferenceSelector
}

func ByIdentity 

func ByIdentity(name string, extras ...string) IdentityBasedSelector

ByIdentity creates a new resource and identity selector that selects a resource based on its identity.

func ByName 

func ByName(name string) IdentityBasedSelector

ByName creates a new selector that selects an element based on its name.

func ByPartialIdentity 

func ByPartialIdentity(name string, extras ...string) IdentityBasedSelector

ByPartialIdentity creates a new resource and identity selector that selects a resource based on its partial identity. All given attributes must match, but potential additional attributes of a resource identity are ignored.

func ByVersion 

func ByVersion(version string) IdentityBasedSelector

ByVersion creates a new selector that selects an element based on its version.

func WithExtraIdentity 

func WithExtraIdentity(args ...string) IdentityBasedSelector

WithExtraIdentity creates a new selector that selects an element based on extra identities.

type IdentitySelector 

type IdentitySelector = selector.Interface

type LabelBasedSelector 

type LabelBasedSelector interface {
	LabelSelector
	ElementSelector
	ResourceSelector
	ReferenceSelector
}

func ByLabel 

func ByLabel(sel ...LabelSelector) LabelBasedSelector

ByLabel matches a resource or element for a list of given label selectors matching the same label. If multiple label related selectors should be used, they should be grouped into a single label selector to be applied in combination. Otherwise, a resource might match if the label selectors all match, but different labels.

func ByLabelName 

func ByLabelName(name string) LabelBasedSelector

ByLabelName matches an element by a label name.

func ByLabelValue 

func ByLabelValue(value interface{}) LabelBasedSelector

ByLabelValue matches a resource or label by a label value. This selector should typically be combined with ByLabelName.

func ByLabelVersion 

func ByLabelVersion(version string) LabelBasedSelector

ByLabelVersion matches a resource or label by a label version. This selector should typically be combined with ByLabelName.

func BySignedLabel 

func BySignedLabel(flags ...bool) LabelBasedSelector

BySignedLabel matches a resource or label by a label indicated to be signed. This selector should typically be combined with ByLabelName.

type LabelSelector 

type LabelSelector interface {
	MatchLabel(l v1.Label) (bool, error)
}

LabelSelector is used to match a label in a label set.

func AndL 

func AndL(sel ...LabelSelector) LabelSelector

AndL is an AND label selector.

func NotL 

func NotL(sel LabelSelector) LabelSelector

NotL is a negated label selector.

func OrL 

func OrL(sel ...LabelSelector) LabelSelector

OrL is an OR label selector.

type LabelSelectorFunc 

type LabelSelectorFunc func(l v1.Label) (bool, error)

LabelSelectorFunc is a function used as LabelSelector.

func (LabelSelectorFunc) MatchLabel 

func (l LabelSelectorFunc) MatchLabel(label v1.Label) (bool, error)

type LabelsAccessor 

type LabelsAccessor interface {
	// GetLabels returns the labels of the object.
	GetLabels() metav1.Labels
	// SetLabels sets the labels of the object.
	SetLabels(labels []metav1.Label)
}

LabelsAccessor describes a accessor for a labeled object.

type Metadata 

type Metadata struct {
	ConfiguredVersion string `json:"configuredSchemaVersion"`
}

Metadata defines the configured metadata of the component descriptor. It is taken from the original serialization format. It can be set to define a default serialization version.

type NameAccessor 

type NameAccessor interface {
	// GetName returns the name of the object.
	GetName() string
	// SetName sets the name of the object.
	SetName(name string)
}

NameAccessor describes a accessor for a named object.

type NormalisationAlgorithm 

type NormalisationAlgorithm = string

NormalisationAlgorithm types and versions the algorithm used for digest generation. 

const (
	JsonNormalisationV1 NormalisationAlgorithm = "jsonNormalisation/v1"
	JsonNormalisationV2 NormalisationAlgorithm = "jsonNormalisation/v2"
)

type Normalization 

type Normalization interface {
	Normalize(cd *ComponentDescriptor) ([]byte, error)
}

type NormalizationAlgorithms 

type NormalizationAlgorithms struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

func (*NormalizationAlgorithms) Get 

func (n *NormalizationAlgorithms) Get(algo string) Normalization

func (*NormalizationAlgorithms) Names 

func (n *NormalizationAlgorithms) Names() []string

func (*NormalizationAlgorithms) Normalize 

func (n *NormalizationAlgorithms) Normalize(cd *ComponentDescriptor, algo string) ([]byte, error)

func (*NormalizationAlgorithms) Register 

func (n *NormalizationAlgorithms) Register(name string, norm Normalization)

type ObjectMeta 

type ObjectMeta = metav1.ObjectMeta

type ObjectMetaAccessor 

type ObjectMetaAccessor interface {
	NameAccessor
	VersionAccessor
	LabelsAccessor
}

ObjectMetaAccessor describes a accessor for named and versioned object.

type Provider 

type Provider = metav1.Provider

type ReferenceSelectionContext 

type ReferenceSelectionContext = *referenceSelectionContext

ReferenceSelectionContext describes the selection context for a reference selector. It contains the reference and provides access to its identity in the context of its component descriptor.

func NewReferenceSelectionContext 

func NewReferenceSelectionContext(index int, refs References) ReferenceSelectionContext

type ReferenceSelector 

type ReferenceSelector interface {
	MatchReference(obj ReferenceSelectionContext) (bool, error)
}

ReferenceSelector defines a selector based on reference attributes.

func AndC 

func AndC(sel ...ReferenceSelector) ReferenceSelector

AndC is an AND reference selector.

func ByComponent 

func ByComponent(name string) ReferenceSelector

func NotC 

func NotC(sel ReferenceSelector) ReferenceSelector

NotC is a negated resource selector.

func OrC 

func OrC(sel ...ReferenceSelector) ReferenceSelector

OrC is an OR resource selector.

type ReferenceSelectorFunc 

type ReferenceSelectorFunc func(obj ReferenceSelectionContext) (bool, error)

ReferenceSelectorFunc defines a function to filter a resource.

func (ReferenceSelectorFunc) MatchReference 

func (s ReferenceSelectorFunc) MatchReference(obj ReferenceSelectionContext) (bool, error)

type References 

type References []ComponentReference

func (References) Copy 

func (r References) Copy() References

func (References) Get 

func (r References) Get(i int) ElementMetaAccessor

func (References) Len 

func (r References) Len() int

func (References) Less 

func (r References) Less(i, j int) bool

func (References) Swap 

func (r References) Swap(i, j int)

type Resource 

type Resource struct {
	ResourceMeta `json:",inline"`
	// Access describes the type specific method to
	// access the defined resource.
	Access AccessSpec `json:"access"`
}

Resource describes a resource dependency of a component. +k8s:deepcopy-gen=true +k8s:openapi-gen=true

func (*Resource) Copy 

func (r *Resource) Copy() *Resource

func (*Resource) GetAccess 

func (r *Resource) GetAccess() AccessSpec

func (*Resource) GetMeta 

func (r *Resource) GetMeta() *ElementMeta

func (*Resource) IsEquivalent 

func (r *Resource) IsEquivalent(e ElementMetaAccessor) bool

type ResourceMeta 

type ResourceMeta struct {
	ElementMeta `json:",inline"`

	// Type describes the type of the object.
	Type string `json:"type"`

	// Relation describes the relation of the resource to the component.
	// Can be a local or external resource
	Relation metav1.ResourceRelation `json:"relation,omitempty"`

	// SourceRef defines a list of source names.
	// These names reference the sources defines in `component.sources`.
	SourceRef SourceRefs `json:"srcRef,omitempty"`

	// Digest is the optional digest of the referenced resource.
	// +optional
	Digest *metav1.DigestSpec `json:"digest,omitempty"`
}

ResourceMeta describes the meta data of a resource. +k8s:deepcopy-gen=true +k8s:openapi-gen=true

func NewResourceMeta 

func NewResourceMeta(name string, typ string, relation metav1.ResourceRelation) *ResourceMeta

func (*ResourceMeta) Copy 

func (o *ResourceMeta) Copy() *ResourceMeta

Copy copies a resource meta.

func (*ResourceMeta) GetType 

func (o *ResourceMeta) GetType() string

GetType returns the type of the object.

func (*ResourceMeta) HashEqual 

func (o *ResourceMeta) HashEqual(r *ResourceMeta) bool

HashEqual indicates whether the digest hash would be equal. Excluded: Labels Adapt together with version specific hash excludes.

func (*ResourceMeta) SetType 

func (o *ResourceMeta) SetType(ttype string)

SetType sets the type of the object.

type ResourceSelectionContext 

type ResourceSelectionContext = *resourceSelectionContext

ResourceSelectionContext describes the selction context for a resource selector. It contains the resource and provides access to its identity in the context of its component descriptor.

func NewResourceSelectionContext 

func NewResourceSelectionContext(index int, rscs Resources) ResourceSelectionContext

type ResourceSelector 

type ResourceSelector interface {
	MatchResource(obj ResourceSelectionContext) (bool, error)
}

ResourceSelector defines a selector based on resource attributes.

func AndR 

func AndR(sel ...ResourceSelector) ResourceSelector

AndR is an AND resource selector.

func ByAccessMethod 

func ByAccessMethod(name string) ResourceSelector

ByAccessMethod creates a new selector that matches a resource access method type.

func ByResourceType 

func ByResourceType(ttype string) ResourceSelector

ByResourceType creates a new resource selector that selects a resource based on its type.

func ForExecutable 

func ForExecutable(name string) ResourceSelector

ForExecutable creates a new selector that matches a resource for an executable.

func NotR 

func NotR(sel ResourceSelector) ResourceSelector

NotR is a negated resource selector.

func OrR 

func OrR(sel ...ResourceSelector) ResourceSelector

OrR is an OR resource selector.

type ResourceSelectorFunc 

type ResourceSelectorFunc func(obj ResourceSelectionContext) (bool, error)

ResourceSelectorFunc defines a function to filter a resource.

func ByRelation 

func ByRelation(relation v1.ResourceRelation) ResourceSelectorFunc

ByRelation creates a new resource selector that selects a resource based on its relation type.

func (ResourceSelectorFunc) MatchResource 

func (s ResourceSelectorFunc) MatchResource(obj ResourceSelectionContext) (bool, error)

type Resources 

type Resources []Resource

Resources describes a set of resource specifications.

func (Resources) Copy 

func (r Resources) Copy() Resources

func (Resources) Get 

func (r Resources) Get(i int) ElementMetaAccessor

func (Resources) GetArtifact 

func (r Resources) GetArtifact(i int) ElementArtifactAccessor

func (Resources) Len 

func (r Resources) Len() int

type SchemaVersion 

type SchemaVersion string

SchemaVersion enforces a dedicated schema version .

func (SchemaVersion) ApplyEncodeOption 

func (o SchemaVersion) ApplyEncodeOption(options *EncodeOptions)

ApplyEncodeOption applies the configured schema version.

type Scheme 

type Scheme interface {
	GetVersion() string

	Decode(data []byte, opts *DecodeOptions) (ComponentDescriptorVersion, error)
	ConvertFrom(desc *ComponentDescriptor) (ComponentDescriptorVersion, error)
	ConvertTo(ComponentDescriptorVersion) (*ComponentDescriptor, error)
}

type Schemes 

type Schemes map[string]Scheme

func (Schemes) Names 

func (v Schemes) Names() []string

func (Schemes) Register 

func (v Schemes) Register(scheme Scheme)

type Source 

type Source struct {
	SourceMeta `json:",inline"`
	Access     AccessSpec `json:"access"`
}

Source is the definition of a component's source. +k8s:deepcopy-gen=true +k8s:openapi-gen=true

func (*Source) Copy 

func (s *Source) Copy() *Source

func (*Source) GetAccess 

func (s *Source) GetAccess() AccessSpec

func (*Source) GetMeta 

func (s *Source) GetMeta() *ElementMeta

func (*Source) IsEquivalent 

func (r *Source) IsEquivalent(e ElementMetaAccessor) bool

type SourceMeta 

type SourceMeta struct {
	ElementMeta
	// Type describes the type of the object.
	Type string `json:"type"`
}

SourceMeta is the definition of the meta data of a source. +k8s:deepcopy-gen=true +k8s:openapi-gen=true

func (*SourceMeta) Copy 

func (o *SourceMeta) Copy() *SourceMeta

Copy copies a source meta.

func (*SourceMeta) GetType 

func (o *SourceMeta) GetType() string

GetType returns the type of the object.

func (*SourceMeta) SetType 

func (o *SourceMeta) SetType(ttype string)

SetType sets the type of the object.

type SourceRef 

type SourceRef struct {
	// IdentitySelector defines the identity that is used to match a source.
	IdentitySelector metav1.StringMap `json:"identitySelector,omitempty"`
	// Labels defines an optional set of additional labels
	// describing the object.
	// +optional
	Labels metav1.Labels `json:"labels,omitempty"`
}

SourceRef defines a reference to a source +k8s:deepcopy-gen=true +k8s:openapi-gen=true

func (*SourceRef) Copy 

func (r *SourceRef) Copy() *SourceRef

Copy copy a source ref.

type SourceRefs 

type SourceRefs []SourceRef

func (SourceRefs) Copy 

func (r SourceRefs) Copy() SourceRefs

Copy copies a list of source refs.

type Sources 

type Sources []Source

Sources describes a set of source specifications.

func (Sources) Copy 

func (s Sources) Copy() Sources

func (Sources) Get 

func (s Sources) Get(i int) ElementMetaAccessor

func (Sources) GetArtifact 

func (s Sources) GetArtifact(i int) ElementArtifactAccessor

func (Sources) Len 

func (s Sources) Len() int

type StrictDecoder 

type StrictDecoder interface {
	DecodeStrict(data []byte, obj interface{}) error
}

StrictDecoder defines a decoder for an object.

type StrictDecoderFunc 

type StrictDecoderFunc func(data []byte, obj interface{}) error

StrictDecoderFunc is a simple function that implements the StrictDecoder interface.

func (StrictDecoderFunc) DecodeStrict 

func (e StrictDecoderFunc) DecodeStrict(data []byte, obj interface{}) error

StrictDecode is the Decode implementation of the Decoder interface.

type StrictMode 

type StrictMode bool

StrictMode enables or disables strict mode parsing.

func (StrictMode) ApplyDecodeOption 

func (s StrictMode) ApplyDecodeOption(options *DecodeOptions)

ApplyDecodeOption applies the configured strict mode.

type VersionAccessor 

type VersionAccessor interface {
	// GetVersion returns the version of the object.
	GetVersion() string
	// SetVersion sets the version of the object.
	SetVersion(version string)
}

VersionAccessor describes a accessor for a versioned object.

Source Files

View all Source files

Directories

Path Synopsis
meta
v1
jsonv1
Package jsonv1 provides a normalization which uses schema specific normalizations.
 Package jsonv1 provides a normalization which uses schema specific normalizations.
jsonv2
Package jsonv2 provides a normalization which is completely based on the abstract (internal) version of the component descriptor and is therefore agnostic of the final serialization format.
 Package jsonv2 provides a normalization which is completely based on the abstract (internal) version of the component descriptor and is therefore agnostic of the final serialization format.
ocm.gardener.cloud/v3alpha1/jsonscheme
Package jsonscheme generated by go-bindata.
 Package jsonscheme generated by go-bindata.
ocm.software/v3alpha1
ocm.software/v3alpha1/jsonscheme
Package jsonscheme generated by go-bindata.// sources: ../../../../../../../../resources/component-descriptor-ocm-v3-schema.yaml
 Package jsonscheme generated by go-bindata.// sources: ../../../../../../../../resources/component-descriptor-ocm-v3-schema.yaml
v2
v2/jsonscheme
Package jsonscheme generated by go-bindata.// sources: ../../../../../../../resources/component-descriptor-v2-schema.yaml
 Package jsonscheme generated by go-bindata.// sources: ../../../../../../../resources/component-descriptor-v2-schema.yaml

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