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 Go to latest Published: May 10, 2016 License: Apache-2.0, BSD-3-Clause Imports: 24 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	CanonicalRootRole      = "root"
	CanonicalTargetsRole   = "targets"
	CanonicalSnapshotRole  = "snapshot"
	CanonicalTimestampRole = "timestamp"
)

Canonical base role names

View Source 
const (
	ED25519Key   = "ed25519"
	RSAKey       = "rsa"
	RSAx509Key   = "rsa-x509"
	ECDSAKey     = "ecdsa"
	ECDSAx509Key = "ecdsa-x509"
)

Key types

Variables

View Source 
var BaseRoles = []string{
	CanonicalRootRole,
	CanonicalTargetsRole,
	CanonicalSnapshotRole,
	CanonicalTimestampRole,
}

BaseRoles is an easy to iterate list of the top level roles.

View Source 
var NotaryDefaultHashes = []string{notary.SHA256, notary.SHA512}

NotaryDefaultHashes contains the default supported hash algorithms.

View Source 
var TUFTypes = map[string]string{
	CanonicalRootRole:      "Root",
	CanonicalTargetsRole:   "Targets",
	CanonicalSnapshotRole:  "Snapshot",
	CanonicalTimestampRole: "Timestamp",
}

TUFTypes is the set of metadata types

Functions

func CheckHashes added in v0.3.0 

func CheckHashes(payload []byte, name string, hashes Hashes) error

CheckHashes verifies all the checksums specified by the "hashes" of the payload.

func CheckValidHashStructures added in v0.3.0 

func CheckValidHashStructures(hashes Hashes) error

CheckValidHashStructures returns an error, or nil, depending on whether the content of the hashes is valid or not.

func DefaultExpires 

func DefaultExpires(role string) time.Time

DefaultExpires gets the default expiry time for the given role

func IsDelegation 

func IsDelegation(role string) bool

IsDelegation checks if the role is a delegation or a root role

func IsValidSnapshotStructure added in v0.3.0 

func IsValidSnapshotStructure(s Snapshot) error

IsValidSnapshotStructure returns an error, or nil, depending on whether the content of the struct is valid for snapshot metadata. This does not check signatures or expiry, just that the metadata content is valid.

func IsValidTimestampStructure added in v0.3.0 

func IsValidTimestampStructure(t Timestamp) error

IsValidTimestampStructure returns an error, or nil, depending on whether the content of the struct is valid for timestamp metadata. This does not check signatures or expiry, just that the metadata content is valid.

func RestrictDelegationPathPrefixes 

func RestrictDelegationPathPrefixes(parentPaths, delegationPaths []string) []string

RestrictDelegationPathPrefixes returns the list of valid delegationPaths that are prefixed by parentPaths

func SetDefaultExpiryTimes 

func SetDefaultExpiryTimes(times map[string]time.Duration)

SetDefaultExpiryTimes allows one to change the default expiries.

func SetTUFTypes 

func SetTUFTypes(ts map[string]string)

SetTUFTypes allows one to override some or all of the default type names in TUF.

func ValidRole 

func ValidRole(name string) bool

ValidRole only determines the name is semantically correct. For target delegated roles, it does NOT check the the appropriate parent roles exist.

func ValidTUFType 

func ValidTUFType(typ, role string) bool

ValidTUFType checks if the given type is valid for the role

Types

type BaseRole 

type BaseRole struct {
	Keys      map[string]PublicKey
	Name      string
	Threshold int
}

BaseRole is an internal representation of a root/targets/snapshot/timestamp role, with its public keys included

func NewBaseRole 

func NewBaseRole(name string, threshold int, keys ...PublicKey) BaseRole

NewBaseRole creates a new BaseRole object with the provided parameters

func (BaseRole) Equals added in v0.3.0 

func (b BaseRole) Equals(o BaseRole) bool

Equals returns whether this BaseRole equals another BaseRole

func (BaseRole) ListKeyIDs 

func (b BaseRole) ListKeyIDs() []string

ListKeyIDs retrieves the list of key IDs valid for this role

func (BaseRole) ListKeys 

func (b BaseRole) ListKeys() KeyList

ListKeys retrieves the public keys valid for this role

type DelegationRole 

type DelegationRole struct {
	BaseRole
	Paths []string
}

DelegationRole is an internal representation of a delegation role, with its public keys included

func (DelegationRole) CheckPaths 

func (d DelegationRole) CheckPaths(path string) bool

CheckPaths checks if a given path is valid for the role

func (DelegationRole) IsParentOf 

func (d DelegationRole) IsParentOf(child DelegationRole) bool

IsParentOf returns whether the passed in delegation role is the direct child of this role, determined by delegation name. Ex: targets/a is a direct parent of targets/a/b, but targets/a is not a direct parent of targets/a/b/c

func (DelegationRole) Restrict 

func (d DelegationRole) Restrict(child DelegationRole) (DelegationRole, error)

Restrict restricts the paths and path hash prefixes for the passed in delegation role, returning a copy of the role with validated paths as if it was a direct child

type Delegations 

type Delegations struct {
	Keys  Keys    `json:"keys"`
	Roles []*Role `json:"roles"`
}

Delegations holds a tier of targets delegations

func NewDelegations 

func NewDelegations() *Delegations

NewDelegations initializes an empty Delegations object

type ECDSAPrivateKey 

type ECDSAPrivateKey struct {
	PublicKey
	// contains filtered or unexported fields
}

ECDSAPrivateKey represents a private ECDSA key

func NewECDSAPrivateKey 

func NewECDSAPrivateKey(public PublicKey, private []byte) (*ECDSAPrivateKey, error)

NewECDSAPrivateKey initializes a new ECDSA private key

func (ECDSAPrivateKey) CryptoSigner 

func (s ECDSAPrivateKey) CryptoSigner() crypto.Signer

CryptoSigner returns the underlying crypto.Signer for use cases where we need the default signature or public key functionality (like when we generate certificates)

func (ECDSAPrivateKey) Private 

func (k ECDSAPrivateKey) Private() []byte

Private return the serialized private bytes of the key

func (ECDSAPrivateKey) Sign 

func (k ECDSAPrivateKey) Sign(rand io.Reader, msg []byte, opts crypto.SignerOpts) (signature []byte, err error)

Sign creates an ecdsa signature

func (ECDSAPrivateKey) SignatureAlgorithm 

func (k ECDSAPrivateKey) SignatureAlgorithm() SigAlgorithm

SignatureAlgorithm returns the SigAlgorithm for a ECDSAPrivateKey

type ECDSAPublicKey 

type ECDSAPublicKey struct {
	TUFKey
}

ECDSAPublicKey represents an ECDSA key using a raw serialization of the public key

func NewECDSAPublicKey 

func NewECDSAPublicKey(public []byte) *ECDSAPublicKey

NewECDSAPublicKey initializes a new public key with the ECDSAKey type

type ECDSAx509PublicKey 

type ECDSAx509PublicKey struct {
	TUFKey
}

ECDSAx509PublicKey represents an ECDSA key using an x509 cert as the serialized format of the public key

func NewECDSAx509PublicKey 

func NewECDSAx509PublicKey(public []byte) *ECDSAx509PublicKey

NewECDSAx509PublicKey initializes a new public key with the ECDSAx509Key type

type ED25519PrivateKey 

type ED25519PrivateKey struct {
	ED25519PublicKey
	// contains filtered or unexported fields
}

ED25519PrivateKey represents a private ED25519 key

func NewED25519PrivateKey 

func NewED25519PrivateKey(public ED25519PublicKey, private []byte) (*ED25519PrivateKey, error)

NewED25519PrivateKey initialized a new ED25519 private key

func (ED25519PrivateKey) CryptoSigner 

func (k ED25519PrivateKey) CryptoSigner() crypto.Signer

CryptoSigner returns the ED25519PrivateKey which already implements crypto.Signer

func (ED25519PrivateKey) Private 

func (k ED25519PrivateKey) Private() []byte

Private return the serialized private bytes of the key

func (ED25519PrivateKey) Sign 

func (k ED25519PrivateKey) Sign(rand io.Reader, msg []byte, opts crypto.SignerOpts) (signature []byte, err error)

Sign creates an ed25519 signature

func (ED25519PrivateKey) SignatureAlgorithm 

func (k ED25519PrivateKey) SignatureAlgorithm() SigAlgorithm

SignatureAlgorithm returns the SigAlgorithm for a ED25519PrivateKey

type ED25519PublicKey 

type ED25519PublicKey struct {
	TUFKey
}

ED25519PublicKey represents an ED25519 key using a raw serialization of the public key

func NewED25519PublicKey 

func NewED25519PublicKey(public []byte) *ED25519PublicKey

NewED25519PublicKey initializes a new public key with the ED25519Key type

type ErrInvalidChecksum added in v0.3.0 

type ErrInvalidChecksum struct {
	// contains filtered or unexported fields
}

ErrInvalidChecksum is the error to be returned when checksum is invalid

func (ErrInvalidChecksum) Error added in v0.3.0 

func (e ErrInvalidChecksum) Error() string

type ErrInvalidMetadata 

type ErrInvalidMetadata struct {
	// contains filtered or unexported fields
}

ErrInvalidMetadata is the error to be returned when metadata is invalid

func (ErrInvalidMetadata) Error 

func (e ErrInvalidMetadata) Error() string

type ErrInvalidRole 

type ErrInvalidRole struct {
	Role   string
	Reason string
}

ErrInvalidRole represents an error regarding a role. Typically something like a role for which sone of the public keys were not found in the TUF repo.

func (ErrInvalidRole) Error 

func (e ErrInvalidRole) Error() string

type ErrMismatchedChecksum added in v0.3.0 

type ErrMismatchedChecksum struct {
	// contains filtered or unexported fields
}

ErrMismatchedChecksum is the error to be returned when checksum is mismatched

func (ErrMismatchedChecksum) Error added in v0.3.0 

func (e ErrMismatchedChecksum) Error() string

type ErrMissingMeta 

type ErrMissingMeta struct {
	Role string
}

ErrMissingMeta - couldn't find the FileMeta object for the given Role, or the FileMeta object contained no supported checksums

func (ErrMissingMeta) Error 

func (e ErrMissingMeta) Error() string

type ErrNoSuchRole 

type ErrNoSuchRole struct {
	Role string
}

ErrNoSuchRole indicates the roles doesn't exist

func (ErrNoSuchRole) Error 

func (e ErrNoSuchRole) Error() string

type FileMeta 

type FileMeta struct {
	Length int64            `json:"length"`
	Hashes Hashes           `json:"hashes"`
	Custom *json.RawMessage `json:"custom,omitempty"`
}

FileMeta contains the size and hashes for a metadata or target file. Custom data can be optionally added.

func NewFileMeta 

func NewFileMeta(r io.Reader, hashAlgorithms ...string) (FileMeta, error)

NewFileMeta generates a FileMeta object from the reader, using the hash algorithms provided

type Files 

type Files map[string]FileMeta

Files is the map of paths to file meta container in targets and delegations metadata files

type Hashes 

type Hashes map[string][]byte

Hashes is the map of hash type to digest created for each metadata and target file

type KeyList 

type KeyList []PublicKey

KeyList represents a list of keys

func (KeyList) IDs 

func (ks KeyList) IDs() []string

IDs generates a list of the hex encoded key IDs in the KeyList

func (*KeyList) UnmarshalJSON 

func (ks *KeyList) UnmarshalJSON(data []byte) error

UnmarshalJSON implements the json.Unmarshaller interface

type KeyPair 

type KeyPair struct {
	Public  []byte `json:"public"`
	Private []byte `json:"private"`
}

KeyPair holds the public and private key bytes

type Keys 

type Keys map[string]PublicKey

Keys represents a map of key ID to PublicKey object. It's necessary to allow us to unmarshal into an interface via the json.Unmarshaller interface

func (*Keys) UnmarshalJSON 

func (ks *Keys) UnmarshalJSON(data []byte) error

UnmarshalJSON implements the json.Unmarshaller interface

type PrivateKey 

type PrivateKey interface {
	PublicKey
	Sign(rand io.Reader, msg []byte, opts crypto.SignerOpts) (signature []byte, err error)
	Private() []byte
	CryptoSigner() crypto.Signer
	SignatureAlgorithm() SigAlgorithm
}

PrivateKey adds the ability to access the private key

func NewPrivateKey 

func NewPrivateKey(pubKey PublicKey, private []byte) (PrivateKey, error)

NewPrivateKey creates a new, correctly typed PrivateKey, using the UnknownPrivateKey catchall for unsupported ciphers

func UnmarshalPrivateKey 

func UnmarshalPrivateKey(data []byte) (PrivateKey, error)

UnmarshalPrivateKey is used to parse individual private keys in JSON

type PublicKey 

type PublicKey interface {
	ID() string
	Algorithm() string
	Public() []byte
}

PublicKey is the necessary interface for public keys

func NewPublicKey 

func NewPublicKey(alg string, public []byte) PublicKey

NewPublicKey creates a new, correctly typed PublicKey, using the UnknownPublicKey catchall for unsupported ciphers

func PublicKeyFromPrivate 

func PublicKeyFromPrivate(pk PrivateKey) PublicKey

PublicKeyFromPrivate returns a new TUFKey based on a private key, with the private key bytes guaranteed to be nil.

func UnmarshalPublicKey 

func UnmarshalPublicKey(data []byte) (PublicKey, error)

UnmarshalPublicKey is used to parse individual public keys in JSON

type RSAPrivateKey 

type RSAPrivateKey struct {
	PublicKey
	// contains filtered or unexported fields
}

RSAPrivateKey represents a private RSA key

func NewRSAPrivateKey 

func NewRSAPrivateKey(public PublicKey, private []byte) (*RSAPrivateKey, error)

NewRSAPrivateKey initialized a new RSA private key

func (RSAPrivateKey) CryptoSigner 

func (s RSAPrivateKey) CryptoSigner() crypto.Signer

CryptoSigner returns the underlying crypto.Signer for use cases where we need the default signature or public key functionality (like when we generate certificates)

func (RSAPrivateKey) Private 

func (k RSAPrivateKey) Private() []byte

Private return the serialized private bytes of the key

func (RSAPrivateKey) Sign 

func (k RSAPrivateKey) Sign(rand io.Reader, msg []byte, opts crypto.SignerOpts) (signature []byte, err error)

Sign creates an rsa signature

func (RSAPrivateKey) SignatureAlgorithm 

func (k RSAPrivateKey) SignatureAlgorithm() SigAlgorithm

SignatureAlgorithm returns the SigAlgorithm for a RSAPrivateKey

type RSAPublicKey 

type RSAPublicKey struct {
	TUFKey
}

RSAPublicKey represents an RSA key using a raw serialization of the public key

func NewRSAPublicKey 

func NewRSAPublicKey(public []byte) *RSAPublicKey

NewRSAPublicKey initializes a new public key with the RSA type

type RSAx509PublicKey 

type RSAx509PublicKey struct {
	TUFKey
}

RSAx509PublicKey represents an RSA key using an x509 cert as the serialized format of the public key

func NewRSAx509PublicKey 

func NewRSAx509PublicKey(public []byte) *RSAx509PublicKey

NewRSAx509PublicKey initializes a new public key with the RSAx509Key type

type Role 

type Role struct {
	RootRole
	Name  string   `json:"name"`
	Paths []string `json:"paths,omitempty"`
}

Role is a more verbose role as they appear in targets delegations Eventually should only be used for immediately before and after serialization/deserialization

func NewRole 

func NewRole(name string, threshold int, keyIDs, paths []string) (*Role, error)

NewRole creates a new Role object from the given parameters

func (*Role) AddKeys 

func (r *Role) AddKeys(ids []string)

AddKeys merges the ids into the current list of role key ids

func (*Role) AddPaths 

func (r *Role) AddPaths(paths []string) error

AddPaths merges the paths into the current list of role paths

func (Role) CheckPaths 

func (r Role) CheckPaths(path string) bool

CheckPaths checks if a given path is valid for the role

func (*Role) RemoveKeys 

func (r *Role) RemoveKeys(ids []string)

RemoveKeys removes the ids from the current list of key ids

func (*Role) RemovePaths 

func (r *Role) RemovePaths(paths []string)

RemovePaths removes the paths from the current list of role paths

type Root 

type Root struct {
	SignedCommon
	Keys               Keys                 `json:"keys"`
	Roles              map[string]*RootRole `json:"roles"`
	ConsistentSnapshot bool                 `json:"consistent_snapshot"`
}

Root is the Signed component of a root.json

type RootRole 

type RootRole struct {
	KeyIDs    []string `json:"keyids"`
	Threshold int      `json:"threshold"`
}

RootRole is a cut down role as it appears in the root.json Eventually should only be used for immediately before and after serialization/deserialization

type SigAlgorithm 

type SigAlgorithm string

SigAlgorithm for types of signatures 

const (
	EDDSASignature       SigAlgorithm = "eddsa"
	RSAPSSSignature      SigAlgorithm = "rsapss"
	RSAPKCS1v15Signature SigAlgorithm = "rsapkcs1v15"
	ECDSASignature       SigAlgorithm = "ecdsa"
	PyCryptoSignature    SigAlgorithm = "pycrypto-pkcs#1 pss"
)

Signature types

func (SigAlgorithm) String 

func (k SigAlgorithm) String() string

type Signature 

type Signature struct {
	KeyID     string       `json:"keyid"`
	Method    SigAlgorithm `json:"method"`
	Signature []byte       `json:"sig"`
}

Signature is a signature on a piece of metadata

func (*Signature) UnmarshalJSON 

func (s *Signature) UnmarshalJSON(data []byte) error

UnmarshalJSON does a custom unmarshalling of the signature JSON

type Signed 

type Signed struct {
	Signed     *json.RawMessage `json:"signed"`
	Signatures []Signature      `json:"signatures"`
}

Signed is the high level, partially deserialized metadata object used to verify signatures before fully unpacking, or to add signatures before fully packing

type SignedCommon 

type SignedCommon struct {
	Type    string    `json:"_type"`
	Expires time.Time `json:"expires"`
	Version int       `json:"version"`
}

SignedCommon contains the fields common to the Signed component of all TUF metadata files

type SignedMeta 

type SignedMeta struct {
	Signed     SignedCommon `json:"signed"`
	Signatures []Signature  `json:"signatures"`
}

SignedMeta is used in server validation where we only need signatures and common fields

type SignedRoot 

type SignedRoot struct {
	Signatures []Signature
	Signed     Root
	Dirty      bool
}

SignedRoot is a fully unpacked root.json

func NewRoot 

func NewRoot(keys map[string]PublicKey, roles map[string]*RootRole, consistent bool) (*SignedRoot, error)

NewRoot initializes a new SignedRoot with a set of keys, roles, and the consistent flag

func RootFromSigned 

func RootFromSigned(s *Signed) (*SignedRoot, error)

RootFromSigned fully unpacks a Signed object into a SignedRoot and ensures that it is a valid SignedRoot

func (SignedRoot) BuildBaseRole 

func (r SignedRoot) BuildBaseRole(roleName string) (BaseRole, error)

BuildBaseRole returns a copy of a BaseRole using the information in this SignedRoot for the specified role name. Will error for invalid role name or key metadata within this SignedRoot

func (SignedRoot) MarshalJSON 

func (r SignedRoot) MarshalJSON() ([]byte, error)

MarshalJSON returns the serialized form of SignedRoot as bytes

func (SignedRoot) ToSigned 

func (r SignedRoot) ToSigned() (*Signed, error)

ToSigned partially serializes a SignedRoot for further signing

type SignedSnapshot 

type SignedSnapshot struct {
	Signatures []Signature
	Signed     Snapshot
	Dirty      bool
}

SignedSnapshot is a fully unpacked snapshot.json

func NewSnapshot 

func NewSnapshot(root *Signed, targets *Signed) (*SignedSnapshot, error)

NewSnapshot initilizes a SignedSnapshot with a given top level root and targets objects

func SnapshotFromSigned 

func SnapshotFromSigned(s *Signed) (*SignedSnapshot, error)

SnapshotFromSigned fully unpacks a Signed object into a SignedSnapshot

func (*SignedSnapshot) AddMeta 

func (sp *SignedSnapshot) AddMeta(role string, meta FileMeta)

AddMeta updates a role in the snapshot with new meta

func (*SignedSnapshot) DeleteMeta 

func (sp *SignedSnapshot) DeleteMeta(role string)

DeleteMeta removes a role from the snapshot. If the role doesn't exist in the snapshot, it's a noop.

func (*SignedSnapshot) GetMeta 

func (sp *SignedSnapshot) GetMeta(role string) (*FileMeta, error)

GetMeta gets the metadata for a particular role, returning an error if it's not found

func (*SignedSnapshot) MarshalJSON 

func (sp *SignedSnapshot) MarshalJSON() ([]byte, error)

MarshalJSON returns the serialized form of SignedSnapshot as bytes

func (*SignedSnapshot) ToSigned 

func (sp *SignedSnapshot) ToSigned() (*Signed, error)

ToSigned partially serializes a SignedSnapshot for further signing

type SignedTargets 

type SignedTargets struct {
	Signatures []Signature
	Signed     Targets
	Dirty      bool
}

SignedTargets is a fully unpacked targets.json, or target delegation json file

func NewTargets 

func NewTargets() *SignedTargets

NewTargets intiializes a new empty SignedTargets object

func TargetsFromSigned 

func TargetsFromSigned(s *Signed, roleName string) (*SignedTargets, error)

TargetsFromSigned fully unpacks a Signed object into a SignedTargets, given a role name (so it can validate the SignedTargets object)

func (*SignedTargets) AddDelegation 

func (t *SignedTargets) AddDelegation(role *Role, keys []*PublicKey) error

AddDelegation will add a new delegated role with the given keys, ensuring the keys either already exist, or are added to the map of delegation keys

func (*SignedTargets) AddTarget 

func (t *SignedTargets) AddTarget(path string, meta FileMeta)

AddTarget adds or updates the meta for the given path

func (*SignedTargets) BuildDelegationRole 

func (t *SignedTargets) BuildDelegationRole(roleName string) (DelegationRole, error)

BuildDelegationRole returns a copy of a DelegationRole using the information in this SignedTargets for the specified role name. Will error for invalid role name or key metadata within this SignedTargets. Path data is not validated.

func (SignedTargets) GetMeta 

func (t SignedTargets) GetMeta(path string) *FileMeta

GetMeta attempts to find the targets entry for the path. It will return nil in the case of the target not being found.

func (SignedTargets) GetValidDelegations 

func (t SignedTargets) GetValidDelegations(parent DelegationRole) []DelegationRole

GetValidDelegations filters the delegation roles specified in the signed targets, and only returns roles that are direct children and restricts their paths

func (*SignedTargets) MarshalJSON 

func (t *SignedTargets) MarshalJSON() ([]byte, error)

MarshalJSON returns the serialized form of SignedTargets as bytes

func (*SignedTargets) ToSigned 

func (t *SignedTargets) ToSigned() (*Signed, error)

ToSigned partially serializes a SignedTargets for further signing

type SignedTimestamp 

type SignedTimestamp struct {
	Signatures []Signature
	Signed     Timestamp
	Dirty      bool
}

SignedTimestamp is a fully unpacked timestamp.json

func NewTimestamp 

func NewTimestamp(snapshot *Signed) (*SignedTimestamp, error)

NewTimestamp initializes a timestamp with an existing snapshot

func TimestampFromSigned 

func TimestampFromSigned(s *Signed) (*SignedTimestamp, error)

TimestampFromSigned parsed a Signed object into a fully unpacked SignedTimestamp

func (*SignedTimestamp) GetSnapshot 

func (ts *SignedTimestamp) GetSnapshot() (*FileMeta, error)

GetSnapshot gets the expected snapshot metadata hashes in the timestamp metadata, or nil if it doesn't exist

func (*SignedTimestamp) MarshalJSON 

func (ts *SignedTimestamp) MarshalJSON() ([]byte, error)

MarshalJSON returns the serialized form of SignedTimestamp as bytes

func (*SignedTimestamp) ToSigned 

func (ts *SignedTimestamp) ToSigned() (*Signed, error)

ToSigned partially serializes a SignedTimestamp such that it can be signed

type Snapshot 

type Snapshot struct {
	SignedCommon
	Meta Files `json:"meta"`
}

Snapshot is the Signed component of a snapshot.json

type TUFKey 

type TUFKey struct {
	Type  string  `json:"keytype"`
	Value KeyPair `json:"keyval"`
	// contains filtered or unexported fields
}

TUFKey is the structure used for both public and private keys in TUF. Normally it would make sense to use a different structures for public and private keys, but that would change the key ID algorithm (since the canonical JSON would be different). This structure should normally be accessed through the PublicKey or PrivateKey interfaces.

func (TUFKey) Algorithm 

func (k TUFKey) Algorithm() string

Algorithm returns the algorithm of the key

func (*TUFKey) ID 

func (k *TUFKey) ID() string

ID efficiently generates if necessary, and caches the ID of the key

func (TUFKey) Public 

func (k TUFKey) Public() []byte

Public returns the public bytes

type Targets 

type Targets struct {
	SignedCommon
	Targets     Files       `json:"targets"`
	Delegations Delegations `json:"delegations,omitempty"`
}

Targets is the Signed components of a targets.json or delegation json file

type Timestamp 

type Timestamp struct {
	SignedCommon
	Meta Files `json:"meta"`
}

Timestamp is the Signed component of a timestamp.json

type UnknownPrivateKey 

type UnknownPrivateKey struct {
	TUFKey
	// contains filtered or unexported fields
}

UnknownPrivateKey is a catchall for unsupported key types

func (UnknownPrivateKey) CryptoSigner 

func (k UnknownPrivateKey) CryptoSigner() crypto.Signer

CryptoSigner returns the UnknownPrivateKey which already implements crypto.Signer

func (UnknownPrivateKey) Private 

func (k UnknownPrivateKey) Private() []byte

Private return the serialized private bytes of the key

func (UnknownPrivateKey) Sign 

func (k UnknownPrivateKey) Sign(rand io.Reader, msg []byte, opts crypto.SignerOpts) (signature []byte, err error)

Sign on an UnknownPrivateKey raises an error because the client does not know how to sign with this key type.

func (UnknownPrivateKey) SignatureAlgorithm 

func (k UnknownPrivateKey) SignatureAlgorithm() SigAlgorithm

SignatureAlgorithm returns the SigAlgorithm for an UnknownPrivateKey

type UnknownPublicKey 

type UnknownPublicKey struct {
	TUFKey
}

UnknownPublicKey is a catchall for key types that are not supported

Source Files

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