coserv

package
v1.1.3-0...-6985b7f Latest Latest
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 Go to latest Published: May 21, 2026 License: Apache-2.0 Imports: 21 Imported by: 0

Documentation

Overview

Package coserv provides an implementation of draft-howard-rats-coserv

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type AKQuad 

type AKQuad struct {
	Authorities *comid.CryptoKeys `cbor:"1,keyasint"`
	AKTriple    *comid.KeyTriple  `cbor:"2,keyasint"`
}

type ArtifactType 

type ArtifactType uint8
const (
	ArtifactTypeEndorsedValues ArtifactType = iota
	ArtifactTypeTrustAnchors
	ArtifactTypeReferenceValues
)

func (ArtifactType) String 

func (a ArtifactType) String() string

String returns the string representation of the target ArtifactType

type CoTSStmt 

type CoTSStmt struct {
	Authorities *comid.CryptoKeys    `cbor:"1,keyasint"`
	CoTS        *cots.ConciseTaStore `cbor:"2,keyasint"`
}

type Coserv 

type Coserv struct {
	Profile eat.Profile `cbor:"0,keyasint"`
	Query   Query       `cbor:"1,keyasint"`
	Results *ResultSet  `cbor:"2,keyasint,omitempty"`
}

Coserv is the internal representation of a CoSERV data item

func NewCoserv 

func NewCoserv(profile string, query Query) (*Coserv, error)

NewCoserv creates a new Coserv instance. An error is returned if the supplied profile or query are invalid

func (*Coserv) AddResults 

func (o *Coserv) AddResults(v ResultSet) error

AddResults add the result set to the Coserv target after validating it

func (*Coserv) FromBase64Url 

func (o *Coserv) FromBase64Url(s string) error

FromBase64Url deserializes from base64url-encoded into the target Coserv An error is returned if either decoding or validation of the CoSERV payload fails

func (*Coserv) FromCBOR 

func (o *Coserv) FromCBOR(data []byte) error

FromCBOR deserializes from CBOR into the target Coserv An error is returned if either decoding or validation of the CoSERV payload fails

func (*Coserv) Sign 

func (o *Coserv) Sign(signer cose.Signer) ([]byte, error)

Sign signs and serializes the target Coserv using the supplied go-cose Signer

func (Coserv) ToBase64Url 

func (o Coserv) ToBase64Url() (string, error)

ToBase64Url validates and serializes to base64url the target Coserv An error is returned if either validation or encoding of the Coserv target fails

func (Coserv) ToCBOR 

func (o Coserv) ToCBOR() ([]byte, error)

ToCBOR validates and serializes to CBOR the target Coserv An error is returned if either validation or encoding of the Coserv target fails

func (Coserv) ToEDN 

func (o Coserv) ToEDN() (string, error)

ToEDN encodes the target Coserv to CBOR Extended Diagnostic Notation (EDN)

func (Coserv) Valid 

func (o Coserv) Valid() error

Valid ensures that the Coserv target is correctly populated

func (*Coserv) Verify 

func (o *Coserv) Verify(verifier cose.Verifier, data []byte) error

Verify verifies the signature of a signed Coserv object using the supplied go-cose Verifier

type EnvironmentSelector 

type EnvironmentSelector struct {
	Classes   *[]StatefulClass    `cbor:"0,keyasint,omitempty"`
	Instances *[]StatefulInstance `cbor:"1,keyasint,omitempty"`
	Groups    *[]StatefulGroup    `cbor:"2,keyasint,omitempty"`
}

func NewEnvironmentSelector 

func NewEnvironmentSelector() *EnvironmentSelector

NewEnvironmentSelector creates a new EnvironmentSelector instance

func (*EnvironmentSelector) AddClass 

func (o *EnvironmentSelector) AddClass(v StatefulClass) *EnvironmentSelector

AddClass adds the supplied CoMID class to the target EnvironmentSelector

func (*EnvironmentSelector) AddGroup 

func (o *EnvironmentSelector) AddGroup(v StatefulGroup) *EnvironmentSelector

AddGroup adds the supplied CoMID group to the target EnvironmentSelector

func (*EnvironmentSelector) AddInstance 

func (o *EnvironmentSelector) AddInstance(v StatefulInstance) *EnvironmentSelector

AddInstance adds the supplied CoMID instance to the target EnvironmentSelector

func (EnvironmentSelector) Valid 

func (o EnvironmentSelector) Valid() error

Valid ensures that the target EnvironmentSelector is correctly populated

type Query 

type Query struct {
	ArtifactType        ArtifactType        `cbor:"0,keyasint"`
	EnvironmentSelector EnvironmentSelector `cbor:"1,keyasint"`
	ResultType          ResultType          `cbor:"2,keyasint"`
}

Query is the internal representation of a Query data item

func NewQuery 

func NewQuery(
	artifactType ArtifactType,
	envSelector EnvironmentSelector,
	resultType ResultType,
) (*Query, error)

NewQuery creates a new Query instance. An error is returned if the supplied environment selector is invalid.

func (Query) Valid 

func (o Query) Valid() error

Valid ensures that the Query target is correctly populated

type RefValQuad 

type RefValQuad struct {
	Authorities *comid.CryptoKeys  `cbor:"1,keyasint"`
	RVTriple    *comid.ValueTriple `cbor:"2,keyasint"`
}

type ResultSet 

type ResultSet struct {
	RVQ *[]RefValQuad `cbor:"0,keyasint,omitempty"`
	AKQ *[]AKQuad     `cbor:"3,keyasint,omitempty"`
	TAS *[]CoTSStmt   `cbor:"4,keyasint,omitempty"`
	// TODO(tho) add endorsed values
	Expiry          *time.Time `cbor:"10,keyasint"`
	SourceArtifacts *[]cmw.CMW `cbor:"11,keyasint,omitempty"`
}

func NewResultSet 

func NewResultSet() *ResultSet

NewResultSet instantiates a new ResultSet

func (*ResultSet) AddAttestationKeys 

func (o *ResultSet) AddAttestationKeys(v AKQuad) *ResultSet

AddAttestationKeys adds the supplied ak quad to the target ResultSet

func (*ResultSet) AddCoTS 

func (o *ResultSet) AddCoTS(v CoTSStmt) *ResultSet

AddCoTS adds the supplied CoTS statement to the target ResultSet

func (*ResultSet) AddReferenceValues 

func (o *ResultSet) AddReferenceValues(v RefValQuad) *ResultSet

AddReferenceValues adds the supplied ref-val quad to the target ResultSet

func (*ResultSet) AddSourceArtifacts 

func (o *ResultSet) AddSourceArtifacts(v cmw.CMW) *ResultSet

AddSourceArtifacts adds the supplied CMW to the target ResultSet

func (*ResultSet) SetExpiry 

func (o *ResultSet) SetExpiry(exp time.Time) *ResultSet

SetExpiry sets the Expiry attribute of the target ResultSet to the supplied time

func (ResultSet) Valid 

func (o ResultSet) Valid() error

Valid checks that the supplied ResultSet is syntactically correct

type ResultType 

type ResultType uint8
const (
	ResultTypeCollectedArtifacts ResultType = iota
	ResultTypeSourceArtifacts
	ResultTypeBoth
)

func (ResultType) String 

func (a ResultType) String() string

String returns the string representation of the target ResultType

type StatefulClass 

type StatefulClass struct {
	Class        *comid.Class
	Measurements *comid.Measurements
}

func (StatefulClass) MarshalCBOR 

func (o StatefulClass) MarshalCBOR() ([]byte, error)

func (*StatefulClass) UnmarshalCBOR 

func (o *StatefulClass) UnmarshalCBOR(data []byte) error

type StatefulGroup 

type StatefulGroup struct {
	Group        *comid.Group
	Measurements *comid.Measurements
}

func (StatefulGroup) MarshalCBOR 

func (o StatefulGroup) MarshalCBOR() ([]byte, error)

func (*StatefulGroup) UnmarshalCBOR 

func (o *StatefulGroup) UnmarshalCBOR(data []byte) error

type StatefulInstance 

type StatefulInstance struct {
	Instance     *comid.Instance
	Measurements *comid.Measurements
}

func (StatefulInstance) MarshalCBOR 

func (o StatefulInstance) MarshalCBOR() ([]byte, error)

func (*StatefulInstance) UnmarshalCBOR 

func (o *StatefulInstance) UnmarshalCBOR(data []byte) error

Source Files

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