ConsumerModificationProposal is needed in Gaia upgrade handler

x/ccv/provider/types/legacy_proposal.go

@@ -20,15 +20,16 @@ import (
 
 const (
 	ProposalTypeConsumerAddition     = "ConsumerAddition"
-	ProposalTypeConsumerRemoval      = "RemoveConsumer"
-	ProposalTypeConsumerModification = "UpdateConsumer"
+	ProposalTypeConsumerRemoval      = "ConsumerRemoval"
+	ProposalTypeConsumerModification = "ConsumerModification"
 	ProposalTypeEquivocation         = "Equivocation"
 	ProposalTypeChangeRewardDenoms   = "ChangeRewardDenoms"
 )
 
 var (
 	_ govv1beta1.Content = &ConsumerAdditionProposal{}
 	_ govv1beta1.Content = &ConsumerRemovalProposal{}
+	_ govv1beta1.Content = &ConsumerModificationProposal{}
 	_ govv1beta1.Content = &ChangeRewardDenomsProposal{}
 	_ govv1beta1.Content = &EquivocationProposal{}
 )
@@ -239,6 +240,55 @@ func (sccp *ConsumerRemovalProposal) ValidateBasic() error {
 	return nil
 }
 
+// NewConsumerModificationProposal creates a new consumer modification proposal.
+func NewConsumerModificationProposal(title, description, chainID string,
+	topN uint32,
+	validatorsPowerCap uint32,
+	validatorSetCap uint32,
+	allowlist []string,
+	denylist []string,
+	minStake uint64,
+	allowInactiveVals bool,
+) govv1beta1.Content {
+	return &ConsumerModificationProposal{
+		Title:              title,
+		Description:        description,
+		ChainId:            chainID,
+		Top_N:              topN,
+		ValidatorsPowerCap: validatorsPowerCap,
+		ValidatorSetCap:    validatorSetCap,
+		Allowlist:          allowlist,
+		Denylist:           denylist,
+		MinStake:           minStake,
+		AllowInactiveVals:  allowInactiveVals,
+	}
+}
+
+// ProposalRoute returns the routing key of a consumer modification proposal.
+func (cccp *ConsumerModificationProposal) ProposalRoute() string { return RouterKey }
+
+// ProposalType returns the type of the consumer modification proposal.
+func (cccp *ConsumerModificationProposal) ProposalType() string {
+	return ProposalTypeConsumerModification
+}
+
+// ValidateBasic runs basic stateless validity checks
+func (cccp *ConsumerModificationProposal) ValidateBasic() error {
+	if err := govv1beta1.ValidateAbstract(cccp); err != nil {
+		return err
+	}
+
+	if strings.TrimSpace(cccp.ChainId) == "" {
+		return errorsmod.Wrap(ErrInvalidConsumerModificationProposal, "consumer chain id must not be blank")
+	}
+
+	err := ValidatePSSFeatures(cccp.Top_N, cccp.ValidatorsPowerCap)
+	if err != nil {
+		return errorsmod.Wrapf(ErrInvalidConsumerModificationProposal, "invalid PSS features: %s", err.Error())
+	}
+	return nil
+}
+
 // NewEquivocationProposal creates a new equivocation proposal.
 // [DEPRECATED]: do not use because equivocations can be submitted
 // and verified automatically on the provider.