diff options
Diffstat (limited to 'cmd/puppeth/puppeth.go')
| -rw-r--r-- | cmd/puppeth/puppeth.go | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/cmd/puppeth/puppeth.go b/cmd/puppeth/puppeth.go index df3fff51b..3af1751ea 100644 --- a/cmd/puppeth/puppeth.go +++ b/cmd/puppeth/puppeth.go @@ -18,11 +18,15 @@ package main import ( + "encoding/json" + "io/ioutil" "math/rand" "os" "strings" "time" + "github.com/ethereum/go-ethereum/cmd/utils" + "github.com/ethereum/go-ethereum/core" "github.com/ethereum/go-ethereum/log" "gopkg.in/urfave/cli.v1" ) @@ -43,6 +47,14 @@ func main() { Usage: "log level to emit to the screen", }, } + app.Commands = []cli.Command{ + cli.Command{ + Action: utils.MigrateFlags(convert), + Name: "convert", + Usage: "Convert from geth genesis into chainspecs for other nodes.", + ArgsUsage: "<geth-genesis.json>", + }, + } app.Action = func(c *cli.Context) error { // Set up the logger to print everything and the random generator log.Root().SetHandler(log.LvlFilterHandler(log.Lvl(c.Int("loglevel")), log.StreamHandler(os.Stdout, log.TerminalFormat(true)))) @@ -58,3 +70,23 @@ func main() { } app.Run(os.Args) } + +func convert(ctx *cli.Context) error { + // Ensure we have a source genesis + log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stdout, log.TerminalFormat(true)))) + if len(ctx.Args()) != 1 { + utils.Fatalf("No geth genesis provided") + } + blob, err := ioutil.ReadFile(ctx.Args().First()) + if err != nil { + utils.Fatalf("Could not read file: %v", err) + } + + var genesis core.Genesis + if err := json.Unmarshal(blob, &genesis); err != nil { + utils.Fatalf("Failed parsing genesis: %v", err) + } + basename := strings.TrimRight(ctx.Args().First(), ".json") + convertGenesis(&genesis, basename, basename, []string{}) + return nil +} |