support for user agents

rpc/api/admin.go

@@ -37,6 +37,7 @@ import (
 	"github.com/ethereum/go-ethereum/rpc/codec"
 	"github.com/ethereum/go-ethereum/rpc/comms"
 	"github.com/ethereum/go-ethereum/rpc/shared"
+	"github.com/ethereum/go-ethereum/rpc/useragent"
 	"github.com/ethereum/go-ethereum/xeth"
 )
 
@@ -71,6 +72,7 @@ var (
 		"admin_httpGet":            (*adminApi).HttpGet,
 		"admin_sleepBlocks":        (*adminApi).SleepBlocks,
 		"admin_sleep":              (*adminApi).Sleep,
+		"admin_enableUserAgent":    (*adminApi).EnableUserAgent,
 	}
 )
 
@@ -474,3 +476,10 @@ func (self *adminApi) HttpGet(req *shared.Request) (interface{}, error) {
 
 	return string(resp), nil
 }
+
+func (self *adminApi) EnableUserAgent(req *shared.Request) (interface{}, error) {
+	if fe, ok := self.xeth.Frontend().(*useragent.RemoteFrontend); ok {
+		fe.Enable()
+	}
+	return true, nil
+}

rpc/api/net.go

@@ -32,7 +32,7 @@ var (
 	netMapping = map[string]nethandler{
 		"net_peerCount": (*netApi).PeerCount,
 		"net_listening": (*netApi).IsListening,
-		"net_version": (*netApi).Version,
+		"net_version":   (*netApi).Version,
 	}
 )
 
@@ -97,4 +97,3 @@ func (self *netApi) IsListening(req *shared.Request) (interface{}, error) {
 func (self *netApi) Version(req *shared.Request) (interface{}, error) {
 	return self.xeth.NetworkVersion(), nil
 }
-

rpc/api/personal.go

@@ -17,6 +17,7 @@
 package api
 
 import (
+	"fmt"
 	"time"
 
 	"github.com/ethereum/go-ethereum/common"
@@ -125,18 +126,17 @@ func (self *personalApi) UnlockAccount(req *shared.Request) (interface{}, error)
 		return nil, shared.NewDecodeParamError(err.Error())
 	}
 
-	var err error
+	if len(args.Passphrase) == 0 {
+		fe := self.xeth.Frontend()
+		if fe == nil {
+			return false, fmt.Errorf("No password provided")
+		}
+		return fe.UnlockAccount(common.HexToAddress(args.Address).Bytes()), nil
+	}
+
 	am := self.ethereum.AccountManager()
 	addr := common.HexToAddress(args.Address)
 
-	if args.Duration == -1 {
-		err = am.Unlock(addr, args.Passphrase)
-	} else {
-		err = am.TimedUnlock(addr, args.Passphrase, time.Duration(args.Duration)*time.Second)
-	}
-
-	if err == nil {
-		return true, nil
-	}
-	return false, err
+	err := am.TimedUnlock(addr, args.Passphrase, time.Duration(args.Duration)*time.Second)
+	return err == nil, err
 }

rpc/api/personal_args.go

@@ -86,10 +86,10 @@ func (args *UnlockAccountArgs) UnmarshalJSON(b []byte) (err error) {
 		return shared.NewDecodeParamError(err.Error())
 	}
 
-	args.Duration = -1
+	args.Duration = 0
 
-	if len(obj) < 2 {
-		return shared.NewInsufficientParamsError(len(obj), 2)
+	if len(obj) < 1 {
+		return shared.NewInsufficientParamsError(len(obj), 1)
 	}
 
 	if addrstr, ok := obj[0].(string); ok {
@@ -98,10 +98,18 @@ func (args *UnlockAccountArgs) UnmarshalJSON(b []byte) (err error) {
 		return shared.NewInvalidTypeError("address", "not a string")
 	}
 
-	if passphrasestr, ok := obj[1].(string); ok {
-		args.Passphrase = passphrasestr
-	} else {
-		return shared.NewInvalidTypeError("passphrase", "not a string")
+	if len(obj) >= 2 && obj[1] != nil {
+		if passphrasestr, ok := obj[1].(string); ok {
+			args.Passphrase = passphrasestr
+		} else {
+			return shared.NewInvalidTypeError("passphrase", "not a string")
+		}
+	}
+
+	if len(obj) >= 3 && obj[2] != nil {
+		if duration, ok := obj[2].(float64); ok {
+			args.Duration = int(duration)
+		}
 	}
 
 	return nil