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cmd: prevent accidental invalid commands (#17248)

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* cmd: stop parsing bootnodes if one is invalid

* cmd/geth: require valid command as argument (or no arg)
This commit is contained in:
a e r t h 2018-07-26 03:57:20 -07:00 committed by Péter Szilágyi
parent feed8069a6
commit 021d6fbbbb
2 changed files with 4 additions and 2 deletions
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3
cmd/geth/main.go
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@ -251,6 +251,9 @@ func main() {
// It creates a default node based on the command line arguments and runs it in
// blocking mode, waiting for it to be shut down.
func geth(ctx *cli.Context) error {
if args := ctx.Args(); len(args) > 0 {
return fmt.Errorf("invalid command: %q", args[0])
}
node := makeFullNode(ctx)
startNode(ctx, node)
node.Wait()

3
cmd/utils/flags.go
View File

@ -644,8 +644,7 @@ func setBootstrapNodes(ctx *cli.Context, cfg *p2p.Config) {
for _, url := range urls {
node, err := discover.ParseNode(url)
if err != nil {
log.Error("Bootstrap URL invalid", "enode", url, "err", err)
continue
log.Crit("Bootstrap URL invalid", "enode", url, "err", err)
}
cfg.BootstrapNodes = append(cfg.BootstrapNodes, node)
}