multisig

package
v8.0.1 Latest Latest
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 Go to latest Published: Jun 10, 2022 License: Apache-2.0, MIT Imports: 17 Imported by: 3

Documentation

Index

Constants

View Source 
const SignersMax = 256

SignersMax is the maximum number of signers allowed in a multisig. If more are required, please use a combining tree of multisigs.

Variables

This section is empty.

Functions

func ComputeProposalHash 

func ComputeProposalHash(txn *Transaction, hash func([]byte) [32]byte) ([]byte, error)

Computes a digest of a proposed transaction. This digest is used to confirm identity of the transaction associated with an ID, which might change under chain re-orgs.

Types

type Actor 

type Actor struct{}

func (Actor) AddSigner 

func (a Actor) AddSigner(rt runtime.Runtime, params *AddSignerParams) *abi.EmptyValue

func (Actor) Approve 

func (a Actor) Approve(rt runtime.Runtime, params *TxnIDParams) *ApproveReturn

func (Actor) Cancel 

func (a Actor) Cancel(rt runtime.Runtime, params *TxnIDParams) *abi.EmptyValue

func (Actor) ChangeNumApprovalsThreshold 

func (a Actor) ChangeNumApprovalsThreshold(rt runtime.Runtime, params *ChangeNumApprovalsThresholdParams) *abi.EmptyValue

func (Actor) Code 

func (a Actor) Code() cid.Cid

func (Actor) Constructor 

func (a Actor) Constructor(rt runtime.Runtime, params *ConstructorParams) *abi.EmptyValue

func (Actor) Exports 

func (a Actor) Exports() []interface{}

func (Actor) LockBalance 

func (a Actor) LockBalance(rt runtime.Runtime, params *LockBalanceParams) *abi.EmptyValue

func (Actor) Propose 

func (a Actor) Propose(rt runtime.Runtime, params *ProposeParams) *ProposeReturn

func (Actor) RemoveSigner 

func (a Actor) RemoveSigner(rt runtime.Runtime, params *RemoveSignerParams) *abi.EmptyValue

func (Actor) State 

func (a Actor) State() cbor.Er

func (Actor) SwapSigner 

func (a Actor) SwapSigner(rt runtime.Runtime, params *SwapSignerParams) *abi.EmptyValue

type AddSignerParams 

type AddSignerParams = multisig0.AddSignerParams
type AddSignerParams struct {
	Signer   addr.Address
	Increase bool
}

type ApproveReturn 

type ApproveReturn = multisig0.ApproveReturn
type ApproveReturn struct {
	// Applied indicates if the transaction was applied as opposed to proposed but not applied due to lack of approvals
	Applied bool
	// Code is the exitcode of the transaction, if Applied is false this field should be ignored.
	Code exitcode.ExitCode
	// Ret is the return vale of the transaction, if Applied is false this field should be ignored.
	Ret []byte
}

type ChangeNumApprovalsThresholdParams 

type ChangeNumApprovalsThresholdParams = multisig0.ChangeNumApprovalsThresholdParams
type ChangeNumApprovalsThresholdParams struct {
	NewThreshold uint64
}

type ConstructorParams 

type ConstructorParams = multisig2.ConstructorParams
type ConstructorParams struct {
	Signers               []addr.Address
	NumApprovalsThreshold uint64
	UnlockDuration        abi.ChainEpoch
	StartEpoch            abi.ChainEpoch
}

type LockBalanceParams 

type LockBalanceParams = multisig0.LockBalanceParams
type LockBalanceParams struct {
	StartEpoch abi.ChainEpoch
	UnlockDuration abi.ChainEpoch
	Amount abi.TokenAmount
}

type ProposalHashData 

type ProposalHashData = multisig0.ProposalHashData

Data for a BLAKE2B-256 to be attached to methods referencing proposals via TXIDs. Ensures the existence of a cryptographic reference to the original proposal. Useful for offline signers and for protection when reorgs change a multisig TXID.

Requester - The requesting multisig wallet member. All other fields - From the "Transaction" struct. 

type ProposalHashData struct {
	Requester addr.Address
	To        addr.Address
	Value     abi.TokenAmount
	Method    abi.MethodNum
	Params    []byte
}

type ProposeParams 

type ProposeParams = multisig0.ProposeParams
type ProposeParams struct {
	To     addr.Address
	Value  abi.TokenAmount
	Method abi.MethodNum
	Params []byte
}

type ProposeReturn 

type ProposeReturn = multisig0.ProposeReturn
type ProposeReturn struct {
	// TxnID is the ID of the proposed transaction
	TxnID TxnID
	// Applied indicates if the transaction was applied as opposed to proposed but not applied due to lack of approvals
	Applied bool
	// Code is the exitcode of the transaction, if Applied is false this field should be ignored.
	Code exitcode.ExitCode
	// Ret is the return vale of the transaction, if Applied is false this field should be ignored.
	Ret []byte
}

type RemoveSignerParams 

type RemoveSignerParams = multisig0.RemoveSignerParams
type RemoveSignerParams struct {
	Signer   addr.Address
	Decrease bool
}

type State 

type State struct {
	Signers               []address.Address // Signers must be canonical ID-addresses.
	NumApprovalsThreshold uint64
	NextTxnID             TxnID

	// Linear unlock
	InitialBalance abi.TokenAmount
	StartEpoch     abi.ChainEpoch
	UnlockDuration abi.ChainEpoch

	PendingTxns cid.Cid // HAMT[TxnID]Transaction
}

func (*State) AmountLocked 

func (st *State) AmountLocked(elapsedEpoch abi.ChainEpoch) abi.TokenAmount

func (*State) IsSigner 

func (st *State) IsSigner(address address.Address) bool

Tests whether an address is in the list of signers.

func (*State) MarshalCBOR 

func (t *State) MarshalCBOR(w io.Writer) error

func (*State) PurgeApprovals 

func (st *State) PurgeApprovals(store adt.Store, addr address.Address) error

Iterates all pending transactions and removes an address from each list of approvals, if present. If an approval list becomes empty, the pending transaction is deleted.

func (*State) SetLocked 

func (st *State) SetLocked(startEpoch abi.ChainEpoch, unlockDuration abi.ChainEpoch, lockedAmount abi.TokenAmount)

func (*State) UnmarshalCBOR 

func (t *State) UnmarshalCBOR(r io.Reader) error

type StateSummary 

type StateSummary struct {
	PendingTxnCount       uint64
	NumApprovalsThreshold uint64
	SignerCount           int
}

func CheckStateInvariants 

func CheckStateInvariants(st *State, store adt.Store) (*StateSummary, *builtin.MessageAccumulator)

Checks internal invariants of multisig state.

type StringKey 

type StringKey string

An adt.Map key that just preserves the underlying string.

func (StringKey) Key 

func (k StringKey) Key() string

type SwapSignerParams 

type SwapSignerParams = multisig0.SwapSignerParams
type SwapSignerParams struct {
	From addr.Address
	To   addr.Address
}

type Transaction 

type Transaction = multisig0.Transaction
type Transaction struct {
	To     addr.Address
	Value  abi.TokenAmount
	Method abi.MethodNum
	Params []byte

	// This address at index 0 is the transaction proposer, order of this slice must be preserved.
	Approved []addr.Address
}

type TxnID 

type TxnID = multisig0.TxnID

func ParseTxnIDKey 

func ParseTxnIDKey(key string) (TxnID, error)

type TxnIDParams 

type TxnIDParams = multisig0.TxnIDParams
type TxnIDParams struct {
	ID TxnID
	// Optional hash of proposal to ensure an operation can only apply to a
	// specific proposal.
	ProposalHash []byte
}

Source Files

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