Merge PR #3010: Add Missing genesis checks in Gaia

x/distribution/alias.go

@@ -49,6 +49,7 @@ var (
 	InitialFeePool = types.InitialFeePool
 
 	NewGenesisState              = types.NewGenesisState
+	ValidateGenesis              = types.ValidateGenesis
 	DefaultGenesisState          = types.DefaultGenesisState
 	DefaultGenesisWithValidators = types.DefaultGenesisWithValidators
 

x/distribution/types/fee_pool.go

@@ -1,6 +1,8 @@
 package types
 
 import (
+	"fmt"
+
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
@@ -31,3 +33,25 @@ func InitialFeePool() FeePool {
 		CommunityPool: DecCoins{},
 	}
 }
+
+// ValidateGenesis validates the fee pool for a genesis state
+func (f FeePool) ValidateGenesis() error {
+	if f.TotalValAccum.Accum.IsNegative() {
+		return fmt.Errorf("negative accum in distribution fee pool, is %v",
+			f.TotalValAccum.Accum.String())
+	}
+	if f.TotalValAccum.UpdateHeight < 0 {
+		return fmt.Errorf("negative update height in distribution fee pool, is %v",
+			f.TotalValAccum.UpdateHeight)
+	}
+	if f.ValPool.HasNegative() {
+		return fmt.Errorf("negative ValPool in distribution fee pool, is %v",
+			f.ValPool)
+	}
+	if f.CommunityPool.HasNegative() {
+		return fmt.Errorf("negative CommunityPool in distribution fee pool, is %v",
+			f.CommunityPool)
+	}
+
+	return nil
+}

x/distribution/types/genesis.go

@@ -1,6 +1,10 @@
 package types
 
-import sdk "github.com/cosmos/cosmos-sdk/types"
+import (
+	"fmt"
+
+	sdk "github.com/cosmos/cosmos-sdk/types"
+)
 
 // the address for where distributions rewards are withdrawn to by default
 // this struct is only used at genesis to feed in default withdraw addresses
@@ -67,3 +71,26 @@ func DefaultGenesisWithValidators(valAddrs []sdk.ValAddress) GenesisState {
 		DelegationDistInfos: ddis,
 	}
 }
+
+// ValidateGenesis validates the genesis state of distribution genesis input
+func ValidateGenesis(data GenesisState) error {
+	if data.CommunityTax.IsNegative() || data.CommunityTax.GT(sdk.OneDec()) {
+		return fmt.Errorf("mint parameter CommunityTax should non-negative and "+
+			"less than one, is %s", data.CommunityTax.String())
+	}
+	if data.BaseProposerReward.IsNegative() {
+		return fmt.Errorf("mint parameter BaseProposerReward should be positive, is %s",
+			data.BaseProposerReward.String())
+	}
+	if data.BonusProposerReward.IsNegative() {
+		return fmt.Errorf("mint parameter BonusProposerReward should be positive, is %s",
+			data.BonusProposerReward.String())
+	}
+	if (data.BaseProposerReward.Add(data.BonusProposerReward)).
+		GT(sdk.OneDec()) {
+		return fmt.Errorf("mint parameters BaseProposerReward and "+
+			"BonusProposerReward cannot add to be greater than one, "+
+			"adds to %s", data.BaseProposerReward.Add(data.BonusProposerReward).String())
+	}
+	return data.FeePool.ValidateGenesis()
+}

x/gov/genesis.go

@@ -58,6 +58,11 @@ func DefaultGenesisState() GenesisState {
 	}
 }
 
+// ValidateGenesis TODO https://github.com/cosmos/cosmos-sdk/issues/3007
+func ValidateGenesis(data GenesisState) error {
+	return nil
+}
+
 // InitGenesis - store genesis parameters
 func InitGenesis(ctx sdk.Context, k Keeper, data GenesisState) {
 	err := k.setInitialProposalID(ctx, data.StartingProposalID)

x/slashing/genesis.go

@@ -29,6 +29,11 @@ func DefaultGenesisState() GenesisState {
 	}
 }
 
+// ValidateGenesis TODO https://github.com/cosmos/cosmos-sdk/issues/3008
+func ValidateGenesis(data GenesisState) error {
+	return nil
+}
+
 // InitGenesis initialize default parameters
 // and the keeper's address to pubkey map
 func InitGenesis(ctx sdk.Context, keeper Keeper, data GenesisState, sdata types.GenesisState) {