chore(*): fix golangci lint config (#93)

* fix lint config

* changelog

* batch 1 of fixes

* batch 2 of fixes

* batch 3 of fixes

* batch 4 of fixes

.golangci.yml

@@ -0,0 +1,80 @@
+run:
+  timeout: 5m
+
+linters:
+  disable-all: true
+  enable:
+    - asasalint
+    - asciicheck
+    - bidichk
+    - bodyclose
+    - containedctx
+    - contextcheck
+    - decorder
+    - dogsled
+    - durationcheck
+    - errcheck
+    - errchkjson
+    - errname
+    - errorlint
+    - exhaustive
+    - forbidigo
+    - forcetypeassert
+    - goconst
+    - gocritic
+    - gocyclo
+    - goheader
+    - gomodguard
+    - goprintffuncname
+    - gosimple
+    - govet
+    - grouper
+    - importas
+    - ineffassign
+    - loggercheck
+    - maintidx
+    - makezero
+    - misspell
+    - nakedret
+    - nilerr
+    #    - nlreturn # Style wise I personally like this one, todo(lazar): unlax at somepoint, good practice
+    - noctx
+    - nonamedreturns
+    - nosprintfhostport
+    - paralleltest
+    - reassign
+    - revive
+    - rowserrcheck
+    - sqlclosecheck
+    - staticcheck
+    - stylecheck
+    - tenv
+    - testableexamples
+    - tparallel
+    - typecheck
+    - unconvert
+    - unparam
+    - usestdlibvars
+    - unused
+    - wastedassign
+    - whitespace
+#    - wrapcheck # we really should be using this, lax for now todo(lazar): unlax at somepoint, good practice
+
+issues:
+  max-same-issues: 0
+  # Default: https://golangci-lint.run/usage/false-positives/#default-exclusions
+  exclude-dirs:
+    - e2etest
+    - itest
+  exclude-rules:
+    # Exclude some linters from running on tests files.
+    - path: _test\.go
+      linters:
+        - gocyclo
+        - errcheck
+        - dupl
+        - gosec
+        - gocritic
+    - path-except: _test\.go
+      linters:
+        - forbidigo

CHANGELOG.md

@@ -35,6 +35,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 
 ## Unreleased
 
+* [#93](https://github.com/babylonlabs-io/btc-staker/pull/93) Fix linting config
+
+
 ## v0.10.0
 
 * [#87](https://github.com/babylonlabs-io/btc-staker/pull/87) Bump babylon v15

babylonclient/babyloncontroller.go

@@ -16,7 +16,6 @@ import (
 	"github.com/avast/retry-go/v4"
 	bbnclient "github.com/babylonlabs-io/babylon/client/client"
 	bbntypes "github.com/babylonlabs-io/babylon/types"
-	bcctypes "github.com/babylonlabs-io/babylon/x/btccheckpoint/types"
 	btclctypes "github.com/babylonlabs-io/babylon/x/btclightclient/types"
 	btcstypes "github.com/babylonlabs-io/babylon/x/btcstaking/types"
 	"github.com/babylonlabs-io/btc-staker/stakercfg"
@@ -135,7 +134,7 @@ func (bc *BabylonController) Stop() error {
 
 func (bc *BabylonController) Params() (*StakingParams, error) {
 	// TODO: it would probably be good to have separate methods for those
-	var bccParams *bcctypes.Params
+	var bccParams *btcctypes.Params
 	if err := retry.Do(func() error {
 		response, err := bc.bbnClient.BTCCheckpointParams()
 		if err != nil {
@@ -181,8 +180,8 @@ func (bc *BabylonController) Params() (*StakingParams, error) {
 	}
 
 	return &StakingParams{
-		ConfirmationTimeBlocks:    uint32(bccParams.BtcConfirmationDepth),
-		FinalizationTimeoutBlocks: uint32(bccParams.CheckpointFinalizationTimeout),
+		ConfirmationTimeBlocks:    bccParams.BtcConfirmationDepth,
+		FinalizationTimeoutBlocks: bccParams.CheckpointFinalizationTimeout,
 		SlashingPkScript:          stakingTrackerParams.SlashingPkScript,
 		CovenantPks:               stakingTrackerParams.CovenantPks,
 		MinSlashingTxFeeSat:       stakingTrackerParams.MinSlashingFee,
@@ -375,13 +374,13 @@ func delegationDataToMsg(dg *DelegationData) (*btcstypes.MsgCreateBTCDelegation,
 
 	slashUnbondingTxSig := bbntypes.NewBIP340SignatureFromBTCSig(dg.Ud.SlashUnbondingTransactionSig)
 
-	var stakingTransactionInclusionProof *btcstypes.InclusionProof = nil
+	var stakingTransactionInclusionProof *btcstypes.InclusionProof
 
 	if dg.StakingTransactionInclusionInfo != nil {
 		inclusionBlockHash := bbntypes.NewBTCHeaderHashBytesFromChainhash(
 			dg.StakingTransactionInclusionInfo.StakingTransactionInclusionBlockHash,
 		)
-		txKey := &bcctypes.TransactionKey{
+		txKey := &btcctypes.TransactionKey{
 			Index: dg.StakingTransactionInclusionInfo.StakingTransactionIdx,
 			Hash:  &inclusionBlockHash,
 		}
@@ -670,7 +669,6 @@ func (bc *BabylonController) QueryHeaderDepth(headerHash *chainhash.Hash) (uint3
 			"error":        err,
 		}).Error("Failed to query babylon for the depth of the header")
 	})); err != nil {
-
 		// translate errors to locally handable ones
 		if strings.Contains(err.Error(), btclctypes.ErrHeaderDoesNotExist.Error()) {
 			return 0, fmt.Errorf("%s: %w", err.Error(), ErrHeaderNotKnownToBabylon)
@@ -681,10 +679,9 @@ func (bc *BabylonController) QueryHeaderDepth(headerHash *chainhash.Hash) (uint3
 	}
 
 	return response.Depth, nil
-
 }
 
-// Insert BTC block header using rpc client
+// InsertBtcBlockHeaders Insert BTC block header using rpc client
 func (bc *BabylonController) InsertBtcBlockHeaders(headers []*wire.BlockHeader) (*pv.RelayerTxResponse, error) {
 	msg := &btclctypes.MsgInsertHeaders{
 		Signer:  bc.getTxSigner(),
@@ -748,7 +745,7 @@ func (bc *BabylonController) QueryDelegationInfo(stakingTxHash *chainhash.Hash)
 			return err
 		}
 
-		var udi *UndelegationInfo = nil
+		var udi *UndelegationInfo
 
 		if resp.BtcDelegation.UndelegationResponse != nil {
 			var coventSigInfos []CovenantSignatureInfo
@@ -873,7 +870,7 @@ func (bc *BabylonController) QueryPendingBTCDelegations() ([]*btcstypes.BTCDeleg
 
 	res, err := queryClient.BTCDelegations(ctx, &queryRequest)
 	if err != nil {
-		return nil, fmt.Errorf("failed to query BTC delegations: %v", err)
+		return nil, fmt.Errorf("failed to query BTC delegations: %w", err)
 	}
 
 	return res.BtcDelegations, nil
@@ -900,17 +897,15 @@ func (bc *BabylonController) InsertSpvProofs(submitter string, proofs []*btcctyp
 func (bc *BabylonController) QueryBtcLightClientTip() (*btclctypes.BTCHeaderInfoResponse, error) {
 	res, err := bc.bbnClient.QueryClient.BTCHeaderChainTip()
 	if err != nil {
-		return nil, fmt.Errorf("failed to query BTC tip: %v", err)
+		return nil, fmt.Errorf("failed to query BTC tip: %w", err)
 	}
 
 	return res.Header, nil
 }
 
 func (bc *BabylonController) ActivateDelegation(
-	ctx context.Context,
 	stakingTxHash chainhash.Hash,
 	proof *btcctypes.BTCSpvProof) (*pv.RelayerTxResponse, error) {
-
 	msg := &btcstypes.MsgAddBTCDelegationInclusionProof{
 		Signer:                  bc.getTxSigner(),
 		StakingTxHash:           stakingTxHash.String(),
@@ -923,5 +918,4 @@ func (bc *BabylonController) ActivateDelegation(
 	}
 
 	return res, nil
-
 }

babylonclient/interface.go

@@ -34,25 +34,25 @@ type StakingParams struct {
 	// The rate at which the staked funds will be slashed, expressed as a decimal.
 	SlashingRate sdkmath.LegacyDec
 
-	// Convenant quorum threshold
+	// Covenant quorum threshold
 	CovenantQuruomThreshold uint32
 
-	// Minimum unbonding time required by bayblon
+	// Minimum unbonding time required by babylon
 	MinUnbondingTime uint16
 
 	// Fee required by unbonding transaction
 	UnbondingFee btcutil.Amount
 
-	// Minimum staking time required by bayblon
+	// Minimum staking time required by babylon
 	MinStakingTime uint16
 
-	// Maximum staking time required by bayblon
+	// Maximum staking time required by babylon
 	MaxStakingTime uint16
 
-	// Minimum staking value required by bayblon
+	// Minimum staking value required by babylon
 	MinStakingValue btcutil.Amount
 
-	// Maximum staking value required by bayblon
+	// Maximum staking value required by babylon
 	MaxStakingValue btcutil.Amount
 }
 
@@ -124,7 +124,7 @@ func (m *MockBabylonClient) Delegate(dg *DelegationData) (*pv.RelayerTxResponse,
 	return &pv.RelayerTxResponse{Code: 0}, nil
 }
 
-func (m *MockBabylonClient) QueryFinalityProviders(limit uint64, offset uint64) (*FinalityProvidersClientResponse, error) {
+func (m *MockBabylonClient) QueryFinalityProviders(_ uint64, _ uint64) (*FinalityProvidersClientResponse, error) {
 	return &FinalityProvidersClientResponse{
 		FinalityProviders: []FinalityProviderInfo{*m.ActiveFinalityProvider},
 		Total:             1,
@@ -136,26 +136,26 @@ func (m *MockBabylonClient) QueryFinalityProvider(btcPubKey *btcec.PublicKey) (*
 		return &FinalityProviderClientResponse{
 			FinalityProvider: *m.ActiveFinalityProvider,
 		}, nil
-	} else {
-		return nil, ErrFinalityProviderDoesNotExist
 	}
+
+	return nil, ErrFinalityProviderDoesNotExist
 }
 
-func (m *MockBabylonClient) QueryHeaderDepth(headerHash *chainhash.Hash) (uint32, error) {
+func (m *MockBabylonClient) QueryHeaderDepth(_ *chainhash.Hash) (uint32, error) {
 	// return always confirmed depth
 	return m.ClientParams.ConfirmationTimeBlocks + 1, nil
 }
 
-func (m *MockBabylonClient) IsTxAlreadyPartOfDelegation(stakingTxHash *chainhash.Hash) (bool, error) {
+func (m *MockBabylonClient) IsTxAlreadyPartOfDelegation(_ *chainhash.Hash) (bool, error) {
 	return false, nil
 }
 
-func (m *MockBabylonClient) QueryDelegationInfo(stakingTxHash *chainhash.Hash) (*DelegationInfo, error) {
+func (m *MockBabylonClient) QueryDelegationInfo(_ *chainhash.Hash) (*DelegationInfo, error) {
 	return nil, fmt.Errorf("delegation do not exist")
 }
 
 func (m *MockBabylonClient) Undelegate(
-	req *UndelegationRequest) (*pv.RelayerTxResponse, error) {
+	_ *UndelegationRequest) (*pv.RelayerTxResponse, error) {
 	return &pv.RelayerTxResponse{Code: 0}, nil
 }
 

babylonclient/msgsender.go

@@ -66,22 +66,22 @@ func NewBabylonMsgSender(
 	}
 }
 
-func (b *BabylonMsgSender) Start() {
-	b.startOnce.Do(func() {
-		b.wg.Add(1)
-		go b.handleSentToBabylon()
+func (m *BabylonMsgSender) Start() {
+	m.startOnce.Do(func() {
+		m.wg.Add(1)
+		go m.handleSentToBabylon()
 	})
 }
 
-func (b *BabylonMsgSender) Stop() {
-	b.stopOnce.Do(func() {
-		close(b.quit)
-		b.wg.Wait()
+func (m *BabylonMsgSender) Stop() {
+	m.stopOnce.Do(func() {
+		close(m.quit)
+		m.wg.Wait()
 	})
 }
 
 // isBabylonBtcLcReady checks if Babylon BTC light client is ready to receive delegation
-func (b *BabylonMsgSender) isBabylonBtcLcReady(
+func (m *BabylonMsgSender) isBabylonBtcLcReady(
 	requiredInclusionBlockDepth uint32,
 	req *DelegationData,
 ) error {
@@ -90,7 +90,7 @@ func (b *BabylonMsgSender) isBabylonBtcLcReady(
 		return nil
 	}
 
-	depth, err := b.cl.QueryHeaderDepth(req.StakingTransactionInclusionInfo.StakingTransactionInclusionBlockHash)
+	depth, err := m.cl.QueryHeaderDepth(req.StakingTransactionInclusionInfo.StakingTransactionInclusionBlockHash)
 
 	if err != nil {
 		// If header is not known to babylon, or it is on LCFork, then most probably
@@ -103,7 +103,7 @@ func (b *BabylonMsgSender) isBabylonBtcLcReady(
 		return fmt.Errorf("error while getting delegation data: %w", err)
 	}
 
-	if uint32(depth) < requiredInclusionBlockDepth {
+	if depth < requiredInclusionBlockDepth {
 		return fmt.Errorf("btc lc not ready, required depth: %d, current depth: %d: %w", requiredInclusionBlockDepth, depth, ErrBabylonBtcLightClientNotReady)
 	}
 
@@ -183,5 +183,4 @@ func (m *BabylonMsgSender) SendDelegation(
 		m.sendDelegationRequestChan,
 		m.quit,
 	)
-
 }

babylonclient/utils.go

@@ -8,7 +8,6 @@ import (
 )
 
 func GenerateProof(block *wire.MsgBlock, txIdx uint32) ([]byte, error) {
-
 	headerBytes := babylontypes.NewBTCHeaderBytesFromBlockHeader(&block.Header)
 
 	var txsBytes [][]byte

cmd/stakercli/admin/admin.go

@@ -86,7 +86,7 @@ const (
 	mnemonicEntropySize = 256
 	secp256k1Type       = "secp256k1"
 
-	chainIdFlag        = "chain-id"
+	chainIDFlag        = "chain-id"
 	keyringBackendFlag = "keyring-backend"
 	keyNameFlag        = "key-name"
 	keyringDir         = "keyring-dir"
@@ -135,13 +135,13 @@ func createKeyRing(c *cli.Context) error {
 
 	app := babylonApp.NewTmpBabylonApp()
 
-	chainId := c.String(chainIdFlag)
+	chainID := c.String(chainIDFlag)
 	backend := c.String(keyringBackendFlag)
 	keyName := c.String(keyNameFlag)
 	keyDir := c.String(keyringDir)
 
 	kb, err := keyring.New(
-		chainId,
+		chainID,
 		backend,
 		keyDir,
 		nil,
@@ -189,7 +189,7 @@ var createCosmosKeyringCommand = cli.Command{
 			Value: defaultBackend,
 		},
 		cli.StringFlag{
-			Name:  chainIdFlag,
+			Name:  chainIDFlag,
 			Usage: "Chain ID for which account is created",
 			Value: defaultChainID,
 		},