/
msgs.go
192 lines (156 loc) · 5.76 KB
/
msgs.go
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package types
import (
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/tendermint/tendermint/crypto/tmhash"
)
const (
TypeMsgAggregateExchangeRatePrevote = "aggregate_exchange_rate_prevote"
TypeMsgAggregateExchangeRateVote = "aggregate_exchange_rate_vote"
TypeMsgDelegateFeedConsent = "delegate_feeder"
)
var (
_ sdk.Msg = &MsgAggregateExchangeRatePrevote{}
_ sdk.Msg = &MsgAggregateExchangeRateVote{}
_ sdk.Msg = &MsgDelegateFeedConsent{}
)
// NewMsgAggregateExchangeRatePrevote creates a MsgAggregateExchangeRatePrevote instance.
func NewMsgAggregateExchangeRatePrevote(hash AggregateVoteHash, feeder sdk.AccAddress, validator sdk.ValAddress) *MsgAggregateExchangeRatePrevote {
return &MsgAggregateExchangeRatePrevote{
Hash: hash.String(),
Feeder: feeder.String(),
Validator: validator.String(),
}
}
// Route implements sdk.Msg
func (msg *MsgAggregateExchangeRatePrevote) Route() string {
return RouterKey
}
// Type implements sdk.Msg
func (msg *MsgAggregateExchangeRatePrevote) Type() string {
return TypeMsgAggregateExchangeRatePrevote
}
// GetSigners implements sdk.Msg
func (msg *MsgAggregateExchangeRatePrevote) GetSigners() []sdk.AccAddress {
feeder, err := sdk.AccAddressFromBech32(msg.Feeder)
if err != nil {
panic(err)
}
return []sdk.AccAddress{feeder}
}
// GetSignBytes implements sdk.Msg
func (msg *MsgAggregateExchangeRatePrevote) GetSignBytes() []byte {
bz := ModuleCdc.MustMarshalJSON(msg)
return sdk.MustSortJSON(bz)
}
// ValidateBasic implements sdk.Msg
func (msg *MsgAggregateExchangeRatePrevote) ValidateBasic() error {
_, err := AggregateVoteHashFromHexString(msg.Hash)
if err != nil {
return sdkerrors.Wrapf(ErrInvalidHash, "invalid vote hash (%s)", err)
}
// HEX encoding doubles the hash length
if len(msg.Hash) != tmhash.TruncatedSize*2 {
return ErrInvalidHashLength
}
_, err = sdk.AccAddressFromBech32(msg.Feeder)
if err != nil {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidAddress, "invalid feeder address (%s)", err)
}
_, err = sdk.ValAddressFromBech32(msg.Validator)
if err != nil {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidAddress, "invalid operator address (%s)", err)
}
return nil
}
// NewMsgAggregateExchangeRateVote creates a MsgAggregateExchangeRateVote instance.
func NewMsgAggregateExchangeRateVote(salt string, exchangeRates string, feeder sdk.AccAddress, validator sdk.ValAddress) *MsgAggregateExchangeRateVote {
return &MsgAggregateExchangeRateVote{
Salt: salt,
ExchangeRates: exchangeRates,
Feeder: feeder.String(),
Validator: validator.String(),
}
}
// Route implements sdk.Msg
func (msg *MsgAggregateExchangeRateVote) Route() string { return RouterKey }
// Type implements sdk.Msg
func (msg *MsgAggregateExchangeRateVote) Type() string { return TypeMsgAggregateExchangeRateVote }
// GetSignBytes implements sdk.Msg
func (msg *MsgAggregateExchangeRateVote) GetSignBytes() []byte {
bz := ModuleCdc.MustMarshalJSON(msg)
return sdk.MustSortJSON(bz)
}
// GetSigners implements sdk.Msg
func (msg *MsgAggregateExchangeRateVote) GetSigners() []sdk.AccAddress {
feeder, err := sdk.AccAddressFromBech32(msg.Feeder)
if err != nil {
panic(err)
}
return []sdk.AccAddress{feeder}
}
// ValidateBasic implements sdk.Msg
func (msg *MsgAggregateExchangeRateVote) ValidateBasic() error {
_, err := sdk.AccAddressFromBech32(msg.Feeder)
if err != nil {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidAddress, "invalid feeder address (%s)", err)
}
_, err = sdk.ValAddressFromBech32(msg.Validator)
if err != nil {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidAddress, "invalid operator address (%s)", err)
}
if l := len(msg.ExchangeRates); l == 0 {
return sdkerrors.Wrap(sdkerrors.ErrUnknownRequest, "must provide at least one oracle exchange rate")
} else if l > 4096 {
return sdkerrors.Wrap(sdkerrors.ErrInvalidRequest, "exchange rates string can not exceed 4096 characters")
}
exchangeRates, err := ParseExchangeRateTuples(msg.ExchangeRates)
if err != nil {
return sdkerrors.Wrap(sdkerrors.ErrInvalidCoins, "failed to parse exchange rates string cause: "+err.Error())
}
for _, exchangeRate := range exchangeRates {
if exchangeRate.ExchangeRate.BigInt().BitLen() > 256+sdk.DecimalPrecisionBits {
return sdkerrors.Wrap(ErrInvalidExchangeRate, "Int overflow")
}
}
if len(msg.Salt) > 4 || len(msg.Salt) < 1 {
return sdkerrors.Wrap(ErrInvalidSaltLength, "salt length must be [1, 4]")
}
return nil
}
// NewMsgDelegateFeedConsent creates a MsgDelegateFeedConsent instance.
func NewMsgDelegateFeedConsent(operatorAddress sdk.ValAddress, feederAddress sdk.AccAddress) *MsgDelegateFeedConsent {
return &MsgDelegateFeedConsent{
Operator: operatorAddress.String(),
Delegate: feederAddress.String(),
}
}
// Route implements sdk.Msg
func (msg *MsgDelegateFeedConsent) Route() string { return RouterKey }
// Type implements sdk.Msg
func (msg *MsgDelegateFeedConsent) Type() string { return TypeMsgDelegateFeedConsent }
// GetSignBytes implements sdk.Msg
func (msg *MsgDelegateFeedConsent) GetSignBytes() []byte {
bz := ModuleCdc.MustMarshalJSON(msg)
return sdk.MustSortJSON(bz)
}
// GetSigners implements sdk.Msg
func (msg *MsgDelegateFeedConsent) GetSigners() []sdk.AccAddress {
operator, err := sdk.ValAddressFromBech32(msg.Operator)
if err != nil {
panic(err)
}
return []sdk.AccAddress{sdk.AccAddress(operator)}
}
// ValidateBasic implements sdk.Msg
func (msg MsgDelegateFeedConsent) ValidateBasic() error {
_, err := sdk.ValAddressFromBech32(msg.Operator)
if err != nil {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidAddress, "invalid operator address (%s)", err)
}
_, err = sdk.AccAddressFromBech32(msg.Delegate)
if err != nil {
return sdkerrors.Wrapf(sdkerrors.ErrInvalidAddress, "invalid delegate address (%s)", err)
}
return nil
}