refactor: incorporate code review changes

CHANGELOG.md

@@ -18,11 +18,21 @@
 
 - (deps) [#21](https://github.com/KYVENetwork/chain/pull/21) Bump Cosmos SDK to [v0.46.11](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.46.11) ([`v0.46.11-kyve-rc0`](https://github.com/KYVENetwork/cosmos-sdk/releases/tag/v0.46.11-kyve-rc0)).
 - (deps) [#21](https://github.com/KYVENetwork/chain/pull/21) Switch to CometBFT from Informal Systems' Tendermint fork.
+- [#22](https://github.com/KYVENetwork/chain/pull/22) Emit an event when updating module parameters.
+- [#22](https://github.com/KYVENetwork/chain/pull/22) Various minor code improvements, cleanups, and validations.
 
 ### Bug Fixes
 
 - [#20](https://github.com/KYVENetwork/chain/pull/20) Adjust investor vesting schedules from second funding round.
 
+### State Machine Breaking
+
+- (`x/bundles`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate `NetworkFee` param to type `sdk.Dec`.
+- (`x/delegation`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate `VoteSlash`, `UploadSlash`, `TimeoutSlash` params to type `sdk.Dec`.
+- (`x/stakers`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate `Commission` to type `sdk.Dec`.
+- (`x/bundles`) [#22](https://github.com/KYVENetwork/chain/pull/22) use non-manipulable pseudo-random source seed for uploader selection.
+
+
 ## [v1.0.0](https://github.com/KYVENetwork/chain/releases/tag/v1.0.0) - 2023-03-10
 
 Release for the KYVE network launch.

app/app.go

@@ -448,7 +448,6 @@ func NewKYVEApp(
 		app.PoolKeeper,
 		app.StakersKeeper,
 		app.DelegationKeeper,
-		app.UpgradeKeeper,
 	)
 
 	// Create IBC Keepers

proto/kyve/bundles/v1beta1/events.proto

@@ -2,11 +2,24 @@ syntax = "proto3";
 
 package kyve.bundles.v1beta1;
 
+import "gogoproto/gogo.proto";
 import "kyve/bundles/v1beta1/bundles.proto";
+import "kyve/bundles/v1beta1/params.proto";
 import "kyve/bundles/v1beta1/tx.proto";
 
 option go_package = "github.com/KYVENetwork/chain/x/bundles/types";
 
+// EventUpdateParams is an event emitted when the module parameters are updated.
+// emitted_by: MsgUpdateParams
+message EventUpdateParams {
+  // old_params is the module's old parameters.
+  kyve.bundles.v1beta1.Params old_params = 1 [(gogoproto.nullable) = false];
+  // new_params is the module's new parameters.
+  kyve.bundles.v1beta1.Params new_params = 2 [(gogoproto.nullable) = false];
+  // payload is the parameter updates that were performed.
+  string payload = 3;
+}
+
 // EventBundleVote is an event emitted when a protocol node votes on a bundle.
 // emitted_by: MsgVoteBundleProposal
 message EventBundleVote {

proto/kyve/bundles/v1beta1/params.proto

@@ -16,7 +16,10 @@ message Params {
     (gogoproto.nullable) = false
   ];
   // network_fee ...
-  string network_fee = 3;
+  string network_fee = 3 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // max_points ...
   uint64 max_points = 4;
 }

proto/kyve/delegation/v1beta1/events.proto

@@ -2,10 +2,23 @@ syntax = "proto3";
 
 package kyve.delegation.v1beta1;
 
+import "gogoproto/gogo.proto";
 import "kyve/delegation/v1beta1/delegation.proto";
+import "kyve/delegation/v1beta1/params.proto";
 
 option go_package = "github.com/KYVENetwork/chain/x/delegation/types";
 
+// EventUpdateParams is an event emitted when the module parameters are updated.
+// emitted_by: MsgUpdateParams
+message EventUpdateParams {
+  // old_params is the module's old parameters.
+  kyve.delegation.v1beta1.Params old_params = 1 [(gogoproto.nullable) = false];
+  // new_params is the module's new parameters.
+  kyve.delegation.v1beta1.Params new_params = 2 [(gogoproto.nullable) = false];
+  // payload is the parameter updates that were performed.
+  string payload = 3;
+}
+
 // ---------- Delegating Events ----------
 
 // EventDelegate is an event emitted when someone delegates to a protocol node.

proto/kyve/delegation/v1beta1/params.proto

@@ -2,6 +2,8 @@ syntax = "proto3";
 
 package kyve.delegation.v1beta1;
 
+import "gogoproto/gogo.proto";
+
 option go_package = "github.com/KYVENetwork/chain/x/delegation/types";
 
 // Params defines the delegation module parameters.
@@ -13,9 +15,18 @@ message Params {
   // unbonding_delegation_time ...
   uint64 redelegation_max_amount = 3;
   // vote_slash ...
-  string vote_slash = 4;
+  string vote_slash = 4 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // upload_slash ...
-  string upload_slash = 5;
+  string upload_slash = 5 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // timeout_slash ...
-  string timeout_slash = 6;
+  string timeout_slash = 6 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 }

proto/kyve/global/v1beta1/events.proto

@@ -0,0 +1,19 @@
+syntax = "proto3";
+
+package kyve.global.v1beta1;
+
+import "gogoproto/gogo.proto";
+import "kyve/global/v1beta1/global.proto";
+
+option go_package = "github.com/KYVENetwork/chain/x/global/types";
+
+// EventUpdateParams is an event emitted when the module parameters are updated.
+// emitted_by: MsgUpdateParams
+message EventUpdateParams {
+  // old_params is the module's old parameters.
+  kyve.global.v1beta1.Params old_params = 1 [(gogoproto.nullable) = false];
+  // new_params is the module's new parameters.
+  kyve.global.v1beta1.Params new_params = 2 [(gogoproto.nullable) = false];
+  // payload is the parameter updates that were performed.
+  string payload = 3;
+}

proto/kyve/query/v1beta1/query.proto

@@ -2,6 +2,7 @@ syntax = "proto3";
 
 package kyve.query.v1beta1;
 
+import "gogoproto/gogo.proto";
 import "kyve/pool/v1beta1/pool.proto";
 
 option go_package = "github.com/KYVENetwork/chain/x/query/types";
@@ -94,7 +95,10 @@ message StakerMetadata {
   // commission is the percentage of the rewards that will
   // get transferred to the staker before the remaining
   // rewards are split across all delegators
-  string commission = 1;
+  string commission = 1 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 
   // moniker is a human-readable name for displaying
   // the staker in the UI
@@ -119,7 +123,10 @@ message StakerMetadata {
 message CommissionChangeEntry {
   // commission is the new commission that will
   // become active once the change-time is over
-  string commission = 1;
+  string commission = 1 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 
   // creation_date is the UNIX-timestamp (in seconds)
   // of when the entry was created.

proto/kyve/stakers/v1beta1/events.proto

@@ -2,8 +2,22 @@ syntax = "proto3";
 
 package kyve.stakers.v1beta1;
 
+import "gogoproto/gogo.proto";
+import "kyve/stakers/v1beta1/params.proto";
+
 option go_package = "github.com/KYVENetwork/chain/x/stakers/types";
 
+// EventUpdateParams is an event emitted when the module parameters are updated.
+// emitted_by: MsgUpdateParams
+message EventUpdateParams {
+  // old_params is the module's old parameters.
+  kyve.stakers.v1beta1.Params old_params = 1 [(gogoproto.nullable) = false];
+  // new_params is the module's new parameters.
+  kyve.stakers.v1beta1.Params new_params = 2 [(gogoproto.nullable) = false];
+  // payload is the parameter updates that were performed.
+  string payload = 3;
+}
+
 // EventCreateStaker is an event emitted when a protocol node stakes in a pool.
 // emitted_by: MsgCreateStaker
 message EventCreateStaker {
@@ -32,7 +46,10 @@ message EventUpdateCommission {
   // staker is the account address of the protocol node.
   string staker = 1;
   // commission ...
-  string commission = 2;
+  string commission = 2 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 }
 
 // EventJoinPool ...

proto/kyve/stakers/v1beta1/stakers.proto

@@ -2,6 +2,8 @@ syntax = "proto3";
 
 package kyve.stakers.v1beta1;
 
+import "gogoproto/gogo.proto";
+
 option go_package = "github.com/KYVENetwork/chain/x/stakers/types";
 
 // Staker contains all metadata for a staker
@@ -10,7 +12,10 @@ message Staker {
   // address ...
   string address = 1;
   // commission ...
-  string commission = 2;
+  string commission = 2 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // moniker ...
   string moniker = 3;
   // website ...
@@ -50,7 +55,10 @@ message CommissionChangeEntry {
   string staker = 2;
   // commission is the new commission which will
   // be applied after the waiting time is over.
-  string commission = 3;
+  string commission = 3 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // creation_date is the UNIX-timestamp in seconds
   // when the entry was created.
   int64 creation_date = 4;

proto/kyve/stakers/v1beta1/tx.proto

@@ -3,6 +3,7 @@ syntax = "proto3";
 package kyve.stakers.v1beta1;
 
 import "cosmos_proto/cosmos.proto";
+import "gogoproto/gogo.proto";
 
 option go_package = "github.com/KYVENetwork/chain/x/stakers/types";
 
@@ -24,12 +25,18 @@ service Msg {
   rpc UpdateParams(MsgUpdateParams) returns (MsgUpdateParamsResponse);
 }
 
-// MsgStakePool defines a SDK message for staking in a pool.
+// MsgCreateStaker defines a SDK message for creating a staker.
 message MsgCreateStaker {
-  // creator ...
+  // creator is the address of the staker.
   string creator = 1;
-  // amount ...
+  // amount is the initial self-stake of the staker.
   uint64 amount = 2;
+  // commission is the percentage that is deducted from rewards before
+  // distributing the staker's delegators.
+  string commission = 3 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 }
 
 // MsgStakePoolResponse defines the Msg/StakePool response type.
@@ -55,7 +62,10 @@ message MsgUpdateCommission {
   // creator ...
   string creator = 1;
   // commission ...
-  string commission = 2;
+  string commission = 2 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 }
 
 // MsgUpdateCommissionResponse ...

testutil/integration/transactions.go

@@ -19,6 +19,13 @@ func (suite *KeeperTestSuite) RunTx(msg sdk.Msg) (*sdk.Result, error) {
 	return res, nil
 }
 
+func (suite *KeeperTestSuite) RunTxError(msg sdk.Msg) error {
+	_, err := suite.RunTx(msg)
+	Expect(err).To(HaveOccurred())
+
+	return err
+}
+
 func (suite *KeeperTestSuite) RunTxSuccess(msg sdk.Msg) *sdk.Result {
 	result, err := suite.RunTx(msg)
 	Expect(err).NotTo(HaveOccurred())