feat: added changes of rpc, server

Author: 0xNilesh

app/app.go

@@ -110,7 +110,7 @@ import (
 	ibctm "github.com/cosmos/ibc-go/v7/modules/light-clients/07-tendermint"
 	"github.com/spf13/cast"
 
-	// srvflags "github.com/zeta-chain/node/server/flags"
+	srvflags "pushchain/server/flags"
 
 	evmante "github.com/zeta-chain/ethermint/app/ante"
 	ethermint "github.com/zeta-chain/ethermint/types"
@@ -439,7 +439,7 @@ func New(
 	)
 
 	// Create Ethermint keepers
-	tracer := "evm.tracer"
+	tracer := cast.ToString(appOpts.Get(srvflags.EVMTracer))
 	feeSs := app.GetSubspace(feemarkettypes.ModuleName)
 	app.FeeMarketKeeper = feemarketkeeper.NewKeeper(
 		appCodec,

go.mod

@@ -4,21 +4,31 @@ go 1.23
 
 require (
 	cosmossdk.io/api v0.3.1
+	cosmossdk.io/errors v1.0.1
+	cosmossdk.io/math v1.3.0
 	github.com/cometbft/cometbft v0.37.5
 	github.com/cometbft/cometbft-db v0.8.0
 	github.com/cosmos/cosmos-sdk v0.47.14
 	github.com/cosmos/gogoproto v1.7.0
 	github.com/cosmos/ibc-go/v7 v7.2.0
+	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc
 	github.com/ethereum/go-ethereum v1.13.15
 	github.com/golang/protobuf v1.5.4
 	github.com/gorilla/mux v1.8.0
+	github.com/gorilla/websocket v1.5.0
 	github.com/grpc-ecosystem/grpc-gateway v1.16.0
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.15.2
+	github.com/improbable-eng/grpc-web v0.15.0
+	github.com/pkg/errors v0.9.1
+	github.com/rs/cors v1.8.3
 	github.com/spf13/cast v1.6.0
 	github.com/spf13/cobra v1.8.0
 	github.com/spf13/pflag v1.0.5
+	github.com/spf13/viper v1.18.2
 	github.com/stretchr/testify v1.9.0
 	github.com/zeta-chain/ethermint v0.0.0-20241105191054-1ebf85a354a0
+	golang.org/x/exp v0.0.0-20231110203233-9a3e6036ecaa
+	golang.org/x/net v0.23.0
 	google.golang.org/genproto/googleapis/api v0.0.0-20240123012728-ef4313101c80
 	google.golang.org/grpc v1.62.1
 	gopkg.in/yaml.v2 v2.4.0
@@ -32,9 +42,7 @@ require (
 	cloud.google.com/go/storage v1.36.0 // indirect
 	cosmossdk.io/core v0.5.1 // indirect
 	cosmossdk.io/depinject v1.0.0-alpha.4 // indirect
-	cosmossdk.io/errors v1.0.1 // indirect
 	cosmossdk.io/log v1.4.1 // indirect
-	cosmossdk.io/math v1.3.0 // indirect
 	cosmossdk.io/tools/rosetta v0.2.1 // indirect
 	filippo.io/edwards25519 v1.0.0 // indirect
 	github.com/99designs/go-keychain v0.0.0-20191008050251-8e49817e8af4 // indirect
@@ -77,7 +85,6 @@ require (
 	github.com/crate-crypto/go-kzg-4844 v0.7.0 // indirect
 	github.com/creachadair/taskgroup v0.4.2 // indirect
 	github.com/danieljoos/wincred v1.1.2 // indirect
-	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
 	github.com/deckarep/golang-set/v2 v2.1.0 // indirect
 	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.1.0 // indirect
 	github.com/desertbit/timer v0.0.0-20180107155436-c41aec40b27f // indirect
@@ -119,7 +126,6 @@ require (
 	github.com/googleapis/enterprise-certificate-proxy v0.3.2 // indirect
 	github.com/googleapis/gax-go/v2 v2.12.0 // indirect
 	github.com/gorilla/handlers v1.5.1 // indirect
-	github.com/gorilla/websocket v1.5.0 // indirect
 	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0 // indirect
 	github.com/gsterjov/go-libsecret v0.0.0-20161001094733-a6f4afe4910c // indirect
 	github.com/gtank/merlin v0.1.1 // indirect
@@ -136,7 +142,6 @@ require (
 	github.com/holiman/uint256 v1.2.4 // indirect
 	github.com/huandu/skiplist v1.2.0 // indirect
 	github.com/huin/goupnp v1.3.0 // indirect
-	github.com/improbable-eng/grpc-web v0.15.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/jackpal/go-nat-pmp v1.0.2 // indirect
 	github.com/jmespath/go-jmespath v0.4.0 // indirect
@@ -163,7 +168,6 @@ require (
 	github.com/olekukonko/tablewriter v0.0.5 // indirect
 	github.com/pelletier/go-toml/v2 v2.1.0 // indirect
 	github.com/petermattis/goid v0.0.0-20230317030725-371a4b8eda08 // indirect
-	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/prometheus/client_golang v1.14.0 // indirect
 	github.com/prometheus/client_model v0.3.0 // indirect
@@ -173,16 +177,15 @@ require (
 	github.com/rcrowley/go-metrics v0.0.0-20201227073835-cf1acfcdf475 // indirect
 	github.com/rivo/uniseg v0.2.0 // indirect
 	github.com/rogpeppe/go-internal v1.11.0 // indirect
-	github.com/rs/cors v1.8.3 // indirect
 	github.com/rs/zerolog v1.33.0 // indirect
 	github.com/sagikazarmark/locafero v0.4.0 // indirect
 	github.com/sagikazarmark/slog-shim v0.1.0 // indirect
 	github.com/sasha-s/go-deadlock v0.3.1 // indirect
 	github.com/shirou/gopsutil v3.21.4-0.20210419000835-c7a38de76ee5+incompatible // indirect
 	github.com/sourcegraph/conc v0.3.0 // indirect
 	github.com/spf13/afero v1.11.0 // indirect
-	github.com/spf13/viper v1.18.2 // indirect
 	github.com/status-im/keycard-go v0.2.0 // indirect
+	github.com/stretchr/objx v0.5.2 // indirect
 	github.com/subosito/gotenv v1.6.0 // indirect
 	github.com/supranational/blst v0.3.11 // indirect
 	github.com/syndtr/goleveldb v1.0.1-0.20220721030215-126854af5e6d // indirect
@@ -208,9 +211,7 @@ require (
 	go.uber.org/atomic v1.10.0 // indirect
 	go.uber.org/multierr v1.9.0 // indirect
 	golang.org/x/crypto v0.21.0 // indirect
-	golang.org/x/exp v0.0.0-20231110203233-9a3e6036ecaa // indirect
 	golang.org/x/mod v0.14.0 // indirect
-	golang.org/x/net v0.23.0 // indirect
 	golang.org/x/oauth2 v0.16.0 // indirect
 	golang.org/x/sync v0.6.0 // indirect
 	golang.org/x/sys v0.22.0 // indirect

pkg/constant/constant.go

@@ -0,0 +1,43 @@
+package constant
+
+import "time"
+
+const (
+	// ZetaBlockTime is the block time of the ZetaChain network
+	// It's a rough estimate that can be used in non-critical path to estimate the time of a block
+	ZetaBlockTime = 6000 * time.Millisecond
+
+	// DonationMessage is the message for donation transactions
+	// Transaction sent to the TSS or ERC20 Custody address containing this message are considered as a donation
+	DonationMessage = "I am rich!"
+
+	// CmdWhitelistERC20 is used for CCTX of type cmd to give the instruction to the TSS to whitelist an ERC20 on an exeternal chain
+	CmdWhitelistERC20 = "cmd_whitelist_erc20"
+
+	// CmdMigrateERC20CustodyFunds is used for CCTX of type cmd to give the instruction to the TSS to transfer its funds on a new address
+	CmdMigrateERC20CustodyFunds = "cmd_migrate_erc20_custody_funds"
+
+	// CmdUpdateERC20CustodyPauseStatus is used for CCTX of type cmd to give the instruction to the TSS to update the pause status of the ERC20 custody contract
+	CmdUpdateERC20CustodyPauseStatus = "cmd_update_erc20_custody_pause_status"
+
+	// CmdMigrateTssFunds is used for CCTX of type cmd to give the instruction to the TSS to transfer its funds on a new address
+	CmdMigrateTssFunds = "cmd_migrate_tss_funds"
+
+	// BTCWithdrawalDustAmount is the minimum satoshis that can be withdrawn from zEVM to avoid outbound dust output
+	// The Bitcoin protocol sets a minimum output value to 546 satoshis (dust limit) but we set it to 1000 satoshis
+	BTCWithdrawalDustAmount = 1000
+
+	// SolanaWalletRentExempt is the minimum balance for a Solana wallet account to become rent exempt
+	// The Solana protocol sets minimum rent exempt to 890880 lamports but we set it to 1_000_000 lamports (0.001 SOL)
+	// The number 890880 comes from CLI command `solana rent 0` and has been verified on devnet gateway program
+	SolanaWalletRentExempt = 1_000_000
+
+	// EVMZeroAddress is the zero address for EVM address format
+	EVMZeroAddress = "0x0000000000000000000000000000000000000000"
+
+	// OptionPause is the argument used in CmdUpdateERC20CustodyPauseStatus to pause the ERC20 custody contract
+	OptionPause = "pause"
+
+	// OptionUnpause is the argument used in CmdUpdateERC20CustodyPauseStatus to unpause the ERC20 custody contract
+	OptionUnpause = "unpause"
+)

pkg/constant/version.go

@@ -0,0 +1,8 @@
+package constant
+
+var (
+	Name       = ""
+	Version    = ""
+	CommitHash = ""
+	BuildTime  = ""
+)

pkg/os/console.go

@@ -0,0 +1,47 @@
+package os
+
+import (
+	"bufio"
+	"fmt"
+	"os"
+	"strings"
+)
+
+// PromptPassword prompts the user for a password with the given title
+func PromptPassword(passwordTitle string) (string, error) {
+	reader := bufio.NewReader(os.Stdin)
+
+	return readPassword(reader, passwordTitle)
+}
+
+// PromptPasswords is a convenience function that prompts the user for multiple passwords
+func PromptPasswords(passwordTitles []string) ([]string, error) {
+	reader := bufio.NewReader(os.Stdin)
+	passwords := make([]string, len(passwordTitles))
+
+	// iterate over password titles and prompt for each
+	for i, title := range passwordTitles {
+		password, err := readPassword(reader, title)
+		if err != nil {
+			return nil, err
+		}
+		passwords[i] = password
+	}
+
+	return passwords, nil
+}
+
+// readPassword is a helper function that reads a password from bufio.Reader
+func readPassword(reader *bufio.Reader, passwordTitle string) (string, error) {
+	const delimiter = '\n'
+
+	// prompt for password
+	fmt.Printf("%s Password: ", passwordTitle)
+	password, err := reader.ReadString(delimiter)
+	if err != nil {
+		return "", err
+	}
+
+	// trim leading and trailing spaces
+	return strings.TrimSpace(password), nil
+}

pkg/os/path.go

@@ -0,0 +1,33 @@
+package os
+
+import (
+	"os"
+	"os/user"
+	"path/filepath"
+	"strings"
+)
+
+// ExpandHomeDir expands a leading tilde in the path to the home directory of the current user.
+// ~someuser/tmp will not be expanded.
+func ExpandHomeDir(p string) (string, error) {
+	if p == "~" ||
+		strings.HasPrefix(p, "~/") ||
+		strings.HasPrefix(p, "~\\") {
+		usr, err := user.Current()
+		if err != nil {
+			return p, err
+		}
+
+		p = filepath.Join(usr.HomeDir, p[1:])
+	}
+	return filepath.Clean(p), nil
+}
+
+// FileExists checks if a file exists.
+func FileExists(filePath string) bool {
+	_, err := os.Stat(filePath)
+	if os.IsNotExist(err) {
+		return false
+	}
+	return err == nil
+}