pairing

package
v0.138.9 Latest Latest
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 Go to latest Published: Mar 20, 2023 License: MPL-2.0 Imports: 41 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	ActionConnect = iota + 1
	ActionPairingAccount
	ActionSyncDevice
	ActionPairingInstallation
)

Variables

View Source 
var (
	ErrKeyFileAlreadyExists       = errors.New("key file already exists")
	ErrKeyUIDEmptyAsSender        = errors.New("keyUID must be provided as sender")
	ErrNodeConfigNilAsReceiver    = errors.New("node config must be provided as receiver")
	ErrPayloadSourceConfigBothSet = errors.New("payloadSourceSenderConfig and payloadSourceReceiverConfig cannot be both set")
	ErrLoggedInKeyUIDConflict     = errors.New("logged in keyUID not same as keyUID in payload")
)

Functions

func GenerateCertFromKey 

func GenerateCertFromKey(pk *ecdsa.PrivateKey, from time.Time, hostname string) (tls.Certificate, []byte, error)

func GenerateX509Cert 

func GenerateX509Cert(sn *big.Int, from, to time.Time, hostname string) *x509.Certificate

func GenerateX509PEMs 

func GenerateX509PEMs(cert *x509.Certificate, key *ecdsa.PrivateKey) (certPem, keyPem []byte, err error)

func StartUpPairingClient 

func StartUpPairingClient(backend *api.GethStatusBackend, cs, configJSON string) error

func StartUpPairingServer 

func StartUpPairingServer(backend *api.GethStatusBackend, mode Mode, configJSON string) (string, error)

StartUpPairingServer generates a Server, starts the pairing server in the correct mode and returns the ConnectionParams string to allow a Client to make a successful connection.

func ValidateConnectionString added in v0.131.7 

func ValidateConnectionString(cs string) error

Types

type AccountPayload 

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

AccountPayload represents the payload structure a Server handles

func (*AccountPayload) ResetPayload 

func (ap *AccountPayload) ResetPayload()

type AccountPayloadManager 

type AccountPayloadManager struct {
	*PayloadEncryptionManager
	// contains filtered or unexported fields
}

AccountPayloadManager is responsible for the whole lifecycle of a AccountPayload

func NewAccountPayloadManager 

func NewAccountPayloadManager(aesKey []byte, config *AccountPayloadManagerConfig, logger *zap.Logger) (*AccountPayloadManager, error)

NewAccountPayloadManager generates a new and initialised AccountPayloadManager

func (*AccountPayloadManager) Mount 

func (apm *AccountPayloadManager) Mount() error

Mount loads and prepares the payload to be stored in the AccountPayloadManager's state ready for later access

func (*AccountPayloadManager) Receive 

func (apm *AccountPayloadManager) Receive(data []byte) error

Receive takes a []byte representing raw data, parses and stores the data

func (*AccountPayloadManager) ResetPayload 

func (apm *AccountPayloadManager) ResetPayload()

ResetPayload resets all payload state managed by the AccountPayloadManager

type AccountPayloadManagerConfig 

type AccountPayloadManagerConfig struct {
	DB *multiaccounts.Database
	*PayloadSourceConfig
	// only used for the receiver side
	LoggedInKeyUID string
}

AccountPayloadManagerConfig represents the initialisation parameters required for a AccountPayloadManager

func (*AccountPayloadManagerConfig) GetDeviceType added in v0.134.0 

func (a *AccountPayloadManagerConfig) GetDeviceType() string

func (*AccountPayloadManagerConfig) GetKeystorePath added in v0.131.10 

func (a *AccountPayloadManagerConfig) GetKeystorePath() string

func (*AccountPayloadManagerConfig) GetNodeConfig added in v0.131.10 

func (a *AccountPayloadManagerConfig) GetNodeConfig() *params.NodeConfig

func (*AccountPayloadManagerConfig) GetPayloadSourceReceiverConfig added in v0.131.10 

func (a *AccountPayloadManagerConfig) GetPayloadSourceReceiverConfig() *PayloadSourceReceiverConfig

func (*AccountPayloadManagerConfig) GetPayloadSourceSenderConfig added in v0.131.10 

func (a *AccountPayloadManagerConfig) GetPayloadSourceSenderConfig() *PayloadSourceSenderConfig

func (*AccountPayloadManagerConfig) GetSettingCurrentNetwork added in v0.131.10 

func (a *AccountPayloadManagerConfig) GetSettingCurrentNetwork() string

func (*AccountPayloadManagerConfig) GetTimeout added in v0.131.10 

func (a *AccountPayloadManagerConfig) GetTimeout() uint

type AccountPayloadMarshaller 

type AccountPayloadMarshaller struct {
	*AccountPayload
	// contains filtered or unexported fields
}

AccountPayloadMarshaller is responsible for marshalling and unmarshalling Server payload data

func NewPairingPayloadMarshaller 

func NewPairingPayloadMarshaller(ap *AccountPayload, logger *zap.Logger) *AccountPayloadMarshaller

func (*AccountPayloadMarshaller) MarshalToProtobuf 

func (ppm *AccountPayloadMarshaller) MarshalToProtobuf() ([]byte, error)

func (*AccountPayloadMarshaller) UnmarshalProtobuf 

func (ppm *AccountPayloadMarshaller) UnmarshalProtobuf(data []byte) error

type AccountPayloadRepository 

type AccountPayloadRepository struct {
	*AccountPayload
	// contains filtered or unexported fields
}

AccountPayloadRepository is responsible for loading, parsing, validating and storing Server payload data

func NewAccountPayloadRepository 

func NewAccountPayloadRepository(p *AccountPayload, config *AccountPayloadManagerConfig) (*AccountPayloadRepository, error)

func (*AccountPayloadRepository) LoadFromSource 

func (apr *AccountPayloadRepository) LoadFromSource() error

func (*AccountPayloadRepository) StoreToSource 

func (apr *AccountPayloadRepository) StoreToSource() error

type Action 

type Action int

type Client 

type Client struct {
	*http.Client
	PayloadManager
	// contains filtered or unexported fields
}

func NewPairingClient 

func NewPairingClient(backend *api.GethStatusBackend, c *ConnectionParams, config *AccountPayloadManagerConfig) (*Client, error)

func (*Client) PairAccount 

func (c *Client) PairAccount() error

func (*Client) PairInstallation added in v0.134.0 

func (c *Client) PairInstallation() error

PairInstallation transfer installation data from receiver to sender. installation data from sender to receiver already processed within PairSyncDevice method on the receiver side.

func (*Client) PairSyncDevice 

func (c *Client) PairSyncDevice() error

type Config 

type Config struct {
	// Connection fields
	PK       *ecdsa.PublicKey
	EK       []byte
	Cert     *tls.Certificate
	Hostname string
	Mode     Mode

	// AccountPayload management fields
	*AccountPayloadManagerConfig
}

type ConnectionParamVersion 

type ConnectionParamVersion int
const (
	Version1 ConnectionParamVersion = iota + 1
)

type ConnectionParams 

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

func NewConnectionParams 

func NewConnectionParams(netIP net.IP, port int, publicKey *ecdsa.PublicKey, aesKey []byte, mode Mode) *ConnectionParams

func (*ConnectionParams) FromString 

func (cp *ConnectionParams) FromString(s string) error

FromString parses a connection params string required for to securely connect to another Status device. This function parses a connection string generated by ToString

func (*ConnectionParams) ToString 

func (cp *ConnectionParams) ToString() string

ToString generates a string required for generating a secure connection to another Status device.

The returned string will look like below:

  • "cs2:4FHRnp:H6G:uqnnMwVUfJc2Fkcaojet8F1ufKC3hZdGEt47joyBx9yd:BbnZ7Gc66t54a9kEFCf7FW8SGQuYypwHVeNkRYeNoqV6:2"

Format bytes encoded into a base58 string, delimited by ":"

  • string type identifier
  • version
  • net.IP
  • port
  • ecdsa CompressedPublicKey
  • AES encryption key
  • server mode

func (*ConnectionParams) URL 

func (cp *ConnectionParams) URL() (*url.URL, error)

type EncryptionPayload 

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

EncryptionPayload represents the plain text and encrypted text of payload data

type Event 

type Event struct {
	Type   EventType `json:"type"`
	Error  string    `json:"error,omitempty"`
	Action Action    `json:"action"`
	Data   any       `json:"data,omitempty"`
}

Event is a type for transfer events.

type EventType 

type EventType string

EventType type for event types. 

const (
	EventConnectionError   EventType = "connection-error"
	EventConnectionSuccess EventType = "connection-success"
	EventTransferError     EventType = "transfer-error"
	EventTransferSuccess   EventType = "transfer-success"

	EventReceivedAccount EventType = "received-account"
	EventProcessSuccess  EventType = "process-success"
	EventProcessError    EventType = "process-error"
)

type InstallationPayloadManager added in v0.134.0 

type InstallationPayloadManager struct {
	*PayloadEncryptionManager
	// contains filtered or unexported fields
}

func NewInstallationPayloadManager added in v0.134.0 

func NewInstallationPayloadManager(logger *zap.Logger, aesKey []byte, backend *api.GethStatusBackend, deviceType string) (*InstallationPayloadManager, error)

func (*InstallationPayloadManager) Mount added in v0.134.0 

func (i *InstallationPayloadManager) Mount() error

func (*InstallationPayloadManager) Receive added in v0.134.0 

func (i *InstallationPayloadManager) Receive(data []byte) error

func (*InstallationPayloadManager) ResetPayload added in v0.134.0 

func (i *InstallationPayloadManager) ResetPayload()

type InstallationPayloadRepository added in v0.134.0 

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

func NewInstallationPayloadRepository added in v0.134.0 

func NewInstallationPayloadRepository(backend *api.GethStatusBackend, deviceType string) *InstallationPayloadRepository

func (*InstallationPayloadRepository) LoadFromSource added in v0.134.0 

func (r *InstallationPayloadRepository) LoadFromSource() error

func (*InstallationPayloadRepository) StoreToSource added in v0.134.0 

func (r *InstallationPayloadRepository) StoreToSource() error

type Mode 

type Mode int
const (
	Receiving Mode = iota + 1
	Sending
)

type PayloadEncryptionManager 

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

PayloadEncryptionManager is responsible for encrypting and decrypting payload data

func NewPayloadEncryptionManager 

func NewPayloadEncryptionManager(aesKey []byte, logger *zap.Logger) (*PayloadEncryptionManager, error)

func (*PayloadEncryptionManager) Decrypt 

func (pem *PayloadEncryptionManager) Decrypt(data []byte) error

func (*PayloadEncryptionManager) Encrypt 

func (pem *PayloadEncryptionManager) Encrypt(data []byte) error

func (*PayloadEncryptionManager) EncryptPlain 

func (pem *PayloadEncryptionManager) EncryptPlain(plaintext []byte) ([]byte, error)

EncryptPlain encrypts any given plain text using the internal AES key and returns the encrypted value This function is different to Encrypt as the internal EncryptionPayload.encrypted value is not set

func (*PayloadEncryptionManager) LockPayload 

func (pem *PayloadEncryptionManager) LockPayload()

func (*PayloadEncryptionManager) Received 

func (pem *PayloadEncryptionManager) Received() []byte

func (*PayloadEncryptionManager) ResetPayload 

func (pem *PayloadEncryptionManager) ResetPayload()

func (*PayloadEncryptionManager) ToSend 

func (pem *PayloadEncryptionManager) ToSend() []byte

type PayloadManager 

type PayloadManager interface {
	// Mount Loads the payload into the PayloadManager's state
	Mount() error

	// Receive stores data from an inbound source into the PayloadManager's state
	Receive(data []byte) error

	// ToSend returns an outbound safe (encrypted) payload
	ToSend() []byte

	// Received returns a decrypted and parsed payload from an inbound source
	Received() []byte

	// ResetPayload resets all payloads the PayloadManager has in its state
	ResetPayload()

	// EncryptPlain encrypts the given plaintext using internal key(s)
	EncryptPlain(plaintext []byte) ([]byte, error)

	// LockPayload prevents future excess to outbound safe and received data
	LockPayload()
}

PayloadManager is the interface for PayloadManagers and wraps the basic functions for fulfilling payload management

type PayloadRepository 

type PayloadRepository interface {
	LoadFromSource() error
	StoreToSource() error
}

type PayloadSourceConfig 

type PayloadSourceConfig struct {
	// required for sender and receiver, there are some different cases:
	// 1. for sender, KeystorePath must end with keyUID
	// 2. for receiver, KeystorePath must not end with keyUID (because keyUID is not known yet)
	KeystorePath string `json:"keystorePath"`
	// required for sender and receiver, SendPairInstallation need this information
	DeviceType string `json:"deviceType"`
	*PayloadSourceSenderConfig
	*PayloadSourceReceiverConfig
	// Timeout the number of milliseconds after which the pairing server will automatically terminate
	Timeout uint `json:"timeout"`
}

PayloadSourceConfig represents location and access data of the pairing payload ONLY available from the application client

func NewPayloadSourceForClient added in v0.131.10 

func NewPayloadSourceForClient(configJSON string, mode Mode) (*PayloadSourceConfig, error)

func NewPayloadSourceForServer added in v0.131.10 

func NewPayloadSourceForServer(configJSON string, mode Mode) (*PayloadSourceConfig, error)

type PayloadSourceReceiverConfig added in v0.131.10 

type PayloadSourceReceiverConfig struct {
	KDFIterations int `json:"kdfIterations"`
	NodeConfig    *params.NodeConfig
	// this field already exists within params.NodeConfig, but it doesn't support json marshalling, so we need to duplicate it here
	RootDataDir string
	// corresponding to field current_network from table settings, so that we can override current network from sender
	SettingCurrentNetwork string
}

type PayloadSourceSenderConfig added in v0.131.10 

type PayloadSourceSenderConfig struct {
	KeyUID   string `json:"keyUID"`
	Password string `json:"password"`
}

type RawMessageCollector 

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

type RawMessagePayloadManager 

type RawMessagePayloadManager struct {
	*PayloadEncryptionManager
	// contains filtered or unexported fields
}

func NewRawMessagePayloadManager 

func NewRawMessagePayloadManager(logger *zap.Logger, accountPayload *AccountPayload, aesKey []byte, backend *api.GethStatusBackend, nodeConfig *params.NodeConfig, settingCurrentNetwork, deviceType string) (*RawMessagePayloadManager, error)

func (*RawMessagePayloadManager) Mount 

func (r *RawMessagePayloadManager) Mount() error

func (*RawMessagePayloadManager) Receive 

func (r *RawMessagePayloadManager) Receive(data []byte) error

func (*RawMessagePayloadManager) ResetPayload 

func (r *RawMessagePayloadManager) ResetPayload()

type RawMessageRepository 

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

func NewRawMessageRepository 

func NewRawMessageRepository(backend *api.GethStatusBackend, accountPayload *AccountPayload, config *params.NodeConfig, settingCurrentNetwork, deviceType string) *RawMessageRepository

func (*RawMessageRepository) LoadFromSource 

func (r *RawMessageRepository) LoadFromSource() error

func (*RawMessageRepository) StoreToSource 

func (r *RawMessageRepository) StoreToSource() error

type Server 

type Server struct {
	server.Server
	PayloadManager
	// contains filtered or unexported fields
}

func MakeFullPairingServer 

func MakeFullPairingServer(backend *api.GethStatusBackend, mode Mode, storeConfig *PayloadSourceConfig) (*Server, error)

MakeFullPairingServer generates a fully configured and randomly seeded Server

func NewPairingServer 

func NewPairingServer(backend *api.GethStatusBackend, config *Config) (*Server, error)

NewPairingServer returns a *Server init from the given *Config

func (*Server) MakeConnectionParams 

func (s *Server) MakeConnectionParams() (*ConnectionParams, error)

MakeConnectionParams generates a *ConnectionParams based on the Server's current state

func (*Server) StartPairing 

func (s *Server) StartPairing() error

type SyncRawMessageHandler 

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

func NewSyncRawMessageHandler 

func NewSyncRawMessageHandler(backend *api.GethStatusBackend) *SyncRawMessageHandler

func (*SyncRawMessageHandler) CollectInstallationData added in v0.134.0 

func (s *SyncRawMessageHandler) CollectInstallationData(rawMessageCollector *RawMessageCollector, deviceType string) error

func (*SyncRawMessageHandler) HandleRawMessage 

func (s *SyncRawMessageHandler) HandleRawMessage(accountPayload *AccountPayload, nodeConfig *params.NodeConfig, settingCurrentNetwork, deviceType string, rawMessagePayload []byte) error

func (*SyncRawMessageHandler) PrepareRawMessage 

func (s *SyncRawMessageHandler) PrepareRawMessage(keyUID, deviceType string) ([]byte, error)

Source Files

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