Mukan Erkin Törük
88dd97a9f8
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61 lines
1.9 KiB
Go
61 lines
1.9 KiB
Go
package solomachine
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import (
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"strings"
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errorsmod "cosmossdk.io/errors"
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cryptotypes "git.cw.tr/mukan-network/mukan-sdk/crypto/types"
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clienttypes "git.cw.tr/mukan-network/mukan-ibc/modules/core/02-client/types"
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"git.cw.tr/mukan-network/mukan-ibc/modules/core/exported"
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)
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// SentinelHeaderPath defines a placeholder path value used for headers in solomachine client updates
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const SentinelHeaderPath = "solomachine:header"
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var _ exported.ClientMessage = (*Header)(nil)
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// ClientType defines that the Header is a Solo Machine.
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func (Header) ClientType() string {
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return exported.Solomachine
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}
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// GetPubKey unmarshals the new public key into a cryptotypes.PubKey type.
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// An error is returned if the new public key is nil or the cached value
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// is not a PubKey.
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func (h Header) GetPubKey() (cryptotypes.PubKey, error) {
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if h.NewPublicKey == nil {
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return nil, errorsmod.Wrap(ErrInvalidHeader, "header NewPublicKey cannot be nil")
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}
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publicKey, ok := h.NewPublicKey.GetCachedValue().(cryptotypes.PubKey)
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if !ok {
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return nil, errorsmod.Wrap(ErrInvalidHeader, "header NewPublicKey is not cryptotypes.PubKey")
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}
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return publicKey, nil
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}
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// ValidateBasic ensures that the timestamp, signature and public key have all
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// been initialized.
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func (h Header) ValidateBasic() error {
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if h.Timestamp == 0 {
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return errorsmod.Wrap(clienttypes.ErrInvalidHeader, "timestamp cannot be zero")
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}
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if h.NewDiversifier != "" && strings.TrimSpace(h.NewDiversifier) == "" {
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return errorsmod.Wrap(clienttypes.ErrInvalidHeader, "diversifier cannot contain only spaces")
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}
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if len(h.Signature) == 0 {
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return errorsmod.Wrap(clienttypes.ErrInvalidHeader, "signature cannot be empty")
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}
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newPublicKey, err := h.GetPubKey()
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if err != nil || newPublicKey == nil || len(newPublicKey.Bytes()) == 0 {
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return errorsmod.Wrap(clienttypes.ErrInvalidHeader, "new public key cannot be empty")
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}
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return nil
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}
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