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msg_submit_pub_key.go
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msg_submit_pub_key.go
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package types
import (
"crypto/sha256"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/axelarnetwork/axelar-core/x/multisig/exported"
)
var _ sdk.Msg = &SubmitPubKeyRequest{}
// NewSubmitPubKeyRequest constructor for SubmitPubKeyRequest
func NewSubmitPubKeyRequest(sender sdk.AccAddress, keyID exported.KeyID, pubKey exported.PublicKey, signature Signature) *SubmitPubKeyRequest {
return &SubmitPubKeyRequest{
Sender: sender,
KeyID: keyID,
PubKey: pubKey,
Signature: signature,
}
}
// ValidateBasic implements the sdk.Msg interface.
func (m SubmitPubKeyRequest) ValidateBasic() error {
if err := sdk.VerifyAddressFormat(m.Sender); err != nil {
return sdkerrors.Wrap(sdkerrors.ErrInvalidAddress, sdkerrors.Wrap(err, "sender").Error())
}
if err := m.KeyID.ValidateBasic(); err != nil {
return sdkerrors.Wrap(sdkerrors.ErrInvalidRequest, err.Error())
}
if err := m.PubKey.ValidateBasic(); err != nil {
return sdkerrors.Wrap(sdkerrors.ErrInvalidRequest, err.Error())
}
if err := m.Signature.ValidateBasic(); err != nil {
return sdkerrors.Wrap(sdkerrors.ErrInvalidRequest, err.Error())
}
hash := sha256.Sum256([]byte(m.Sender))
if !m.Signature.Verify(hash[:], m.PubKey) {
return sdkerrors.Wrap(sdkerrors.ErrInvalidRequest, "signature does not match the public key")
}
return nil
}
// GetSigners implements the sdk.Msg interface
func (m SubmitPubKeyRequest) GetSigners() []sdk.AccAddress {
return []sdk.AccAddress{m.Sender}
}