Merge pull request #85 from getamis/feature/add-genesis-subcommand
cmd/istanbul: add genesis subcommand
This commit is contained in:
commit
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// Copyright 2017 AMIS Technologies
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package genesis
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import (
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"encoding/json"
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"fmt"
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"math/big"
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"net"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/p2p/discover"
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"github.com/urfave/cli"
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istcommon "github.com/getamis/istanbul-tools/common"
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"github.com/getamis/istanbul-tools/genesis"
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)
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type validatorInfo struct {
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Address common.Address
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Nodekey string
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NodeInfo string
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}
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var (
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GenesisCommand = cli.Command{
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Name: "genesis",
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Usage: "Istanbul genesis block generator",
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Action: gen,
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Flags: []cli.Flag{
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numOfValidatorsFlag,
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staticNodesFlag,
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verboseFlag,
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},
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}
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)
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func gen(ctx *cli.Context) error {
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num := ctx.Int(numOfValidatorsFlag.Name)
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keys, nodekeys, addrs := istcommon.GenerateKeys(num)
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var nodes []string
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if ctx.Bool(verboseFlag.Name) {
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for i := 0; i < num; i++ {
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v := &validatorInfo{
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Address: addrs[i],
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Nodekey: nodekeys[i],
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NodeInfo: discover.NewNode(
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discover.PubkeyID(&keys[i].PublicKey),
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net.ParseIP("0.0.0.0"),
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0,
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uint16(30303)).String(),
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}
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str, _ := json.MarshalIndent(v, "", "\t")
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fmt.Println(string(str))
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nodes = append(nodes, string(v.NodeInfo))
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}
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fmt.Print("\n===========================================================\n\n")
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}
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if ctx.Bool(staticNodesFlag.Name) {
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staticNodes, _ := json.MarshalIndent(nodes, "", " ")
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fmt.Println(string(staticNodes))
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fmt.Print("\n===========================================================\n\n")
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}
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genesis := genesis.New(
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genesis.Validators(addrs...),
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genesis.Alloc(addrs, new(big.Int).Exp(big.NewInt(10), big.NewInt(50), nil)),
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)
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jsonBytes, _ := json.MarshalIndent(genesis, "", " ")
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fmt.Println(string(jsonBytes))
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return nil
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}
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@ -0,0 +1,36 @@
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// Copyright 2017 AMIS Technologies
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package genesis
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import "github.com/urfave/cli"
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var (
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numOfValidatorsFlag = cli.IntFlag{
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Name: "num",
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Usage: "Number of validators",
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}
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verboseFlag = cli.BoolFlag{
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Name: "verbose",
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Usage: "Print more information",
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}
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staticNodesFlag = cli.BoolFlag{
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Name: "nodes",
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Usage: "Print static-nodes.json",
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}
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)
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@ -23,6 +23,7 @@ import (
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"github.com/urfave/cli"
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"github.com/getamis/istanbul-tools/cmd/istanbul/extra"
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"github.com/getamis/istanbul-tools/cmd/istanbul/genesis"
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"github.com/getamis/istanbul-tools/cmd/utils"
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)
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@ -35,6 +36,7 @@ func main() {
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app.Commands = []cli.Command{
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extra.ExtraCommand,
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genesis.GenesisCommand,
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}
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if err := app.Run(os.Args); err != nil {
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