diff --git a/cmd/swarm/main.go b/cmd/swarm/main.go index 98a0352dc..70cc42425 100644 --- a/cmd/swarm/main.go +++ b/cmd/swarm/main.go @@ -97,14 +97,9 @@ var ( Name: "sync", Usage: "Swarm Syncing enabled (default true)", } - EnsEndpointsFlag = cli.StringSliceFlag{ - Name: "ens-endpoint", - Usage: "ENS API endpoint for a TLD and with contract address, can be repeated, format [tld:][contract-addr@]url", - } - EnsAPIFlag = cli.StringFlag{ + EnsAPIFlag = cli.StringSliceFlag{ Name: "ens-api", - Usage: "URL of the Ethereum API provider to use for ENS record lookups", - Value: node.DefaultIPCEndpoint("geth"), + Usage: "ENS API endpoint for a TLD and with contract address, can be repeated, format [tld:][contract-addr@]url", } EnsAddrFlag = cli.StringFlag{ Name: "ens-addr", @@ -323,7 +318,6 @@ DEPRECATED: use 'swarm db clean'. utils.PasswordFileFlag, // bzzd-specific flags CorsStringFlag, - EnsEndpointsFlag, EnsAPIFlag, EnsAddrFlag, SwarmConfigPathFlag, @@ -445,8 +439,7 @@ func registerBzzService(ctx *cli.Context, stack *node.Node) { utils.Fatalf("SWAP is enabled but --swap-api is not set") } - ensEndpoints := ctx.GlobalStringSlice(EnsEndpointsFlag.Name) - ensapi := ctx.GlobalString(EnsAPIFlag.Name) + ensAPIs := ctx.GlobalStringSlice(EnsAPIFlag.Name) ensAddr := ctx.GlobalString(EnsAddrFlag.Name) cors := ctx.GlobalString(CorsStringFlag.Name) @@ -462,21 +455,40 @@ func registerBzzService(ctx *cli.Context, stack *node.Node) { } ensClientConfigs := []swarm.ENSClientConfig{} - if ensapi != "" { + switch len(ensAPIs) { + case 0: ensClientConfigs = append(ensClientConfigs, swarm.ENSClientConfig{ - Endpoint: ensapi, + Endpoint: node.DefaultIPCEndpoint("geth"), ContractAddress: ensAddr, }) - } - if ensEndpoints != nil { - for _, s := range ensEndpoints { + case 1: + // Check if only one --ens-api is specified in order to use --ens-addr value + // to preserve the backward compatibility with single --ens-api flag. + // Multiple + c := parseFlagEnsAPI(ensAPIs[0]) + if ensAddr != "" { + // If contract address is specified in both cases, check for conflict. + if c.ContractAddress != "" && ensAddr != c.ContractAddress { + utils.Fatalf("--ens-addr flag in conflict with --ens-api flag contract address") + } + c.ContractAddress = ensAddr + } + ensClientConfigs = append(ensClientConfigs, c) + default: + // Backward compatibility with single --ens-api flag and --ens-addr is preserved. + // Check for case where multiple --ens-api flags are set with --ens-addr where + // the specified contract address is not clear to which api belongs. + if ensAddr != "" { + utils.Fatalf("--ens-addr flag can not be used with multiple --ens-api flags") + } + for _, s := range ensAPIs { if s != "" { - ensClientConfigs = append(ensClientConfigs, parseFlagEnsEndpoint(s)) + ensClientConfigs = append(ensClientConfigs, parseFlagEnsAPI(s)) } } } if len(ensClientConfigs) == 0 { - log.Warn("No ENS, please specify non-empty --ens-api or --ens-endpoint to use domain name resolution") + log.Warn("No ENS, please specify non-empty --ens-api to use domain name resolution") } return swarm.NewSwarm(ctx, swapClient, ensClientConfigs, bzzconfig, swapEnabled, syncEnabled, cors) @@ -486,7 +498,7 @@ func registerBzzService(ctx *cli.Context, stack *node.Node) { } } -func parseFlagEnsEndpoint(s string) swarm.ENSClientConfig { +func parseFlagEnsAPI(s string) swarm.ENSClientConfig { isAllLetterString := func(s string) bool { for _, r := range s { if !unicode.IsLetter(r) { diff --git a/cmd/swarm/main_test.go b/cmd/swarm/main_test.go index 054034434..f815f3387 100644 --- a/cmd/swarm/main_test.go +++ b/cmd/swarm/main_test.go @@ -22,7 +22,7 @@ import ( "github.com/ethereum/go-ethereum/swarm" ) -func TestParseFlagEnsEndpoint(t *testing.T) { +func TestParseFlagEnsAPI(t *testing.T) { for _, x := range []struct { description string value string @@ -126,7 +126,7 @@ func TestParseFlagEnsEndpoint(t *testing.T) { }, } { t.Run(x.description, func(t *testing.T) { - config := parseFlagEnsEndpoint(x.value) + config := parseFlagEnsAPI(x.value) if config.Endpoint != x.config.Endpoint { t.Errorf("expected Endpoint %q, got %q", x.config.Endpoint, config.Endpoint) }