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-rw-r--r--cmd/clef/main.go6
-rw-r--r--common/types.go4
-rw-r--r--node/node.go14
-rw-r--r--rpc/client.go2
-rw-r--r--rpc/endpoints.go36
-rw-r--r--rpc/ipc.go15
6 files changed, 23 insertions, 54 deletions
diff --git a/cmd/clef/main.go b/cmd/clef/main.go
index fb91f4c25..9a1ae91ac 100644
--- a/cmd/clef/main.go
+++ b/cmd/clef/main.go
@@ -23,17 +23,18 @@ import (
"context"
"crypto/rand"
"crypto/sha256"
+ "encoding/hex"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"os"
+ "os/signal"
"os/user"
"path/filepath"
"runtime"
"strings"
- "encoding/hex"
"github.com/ethereum/go-ethereum/cmd/utils"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/crypto"
@@ -44,7 +45,6 @@ import (
"github.com/ethereum/go-ethereum/signer/rules"
"github.com/ethereum/go-ethereum/signer/storage"
"gopkg.in/urfave/cli.v1"
- "os/signal"
)
// ExternalApiVersion -- see extapi_changelog.md
@@ -435,7 +435,7 @@ func signer(c *cli.Context) error {
ipcApiUrl = filepath.Join(configDir, "clef.ipc")
}
- listener, _, err := rpc.StartIPCEndpoint(func() bool { return true }, ipcApiUrl, rpcApi)
+ listener, _, err := rpc.StartIPCEndpoint(ipcApiUrl, rpcApi)
if err != nil {
utils.Fatalf("Could not start IPC api: %v", err)
}
diff --git a/common/types.go b/common/types.go
index 76e7be58f..0b94fb2c2 100644
--- a/common/types.go
+++ b/common/types.go
@@ -18,15 +18,15 @@ package common
import (
"encoding/hex"
+ "encoding/json"
"fmt"
"math/big"
"math/rand"
"reflect"
+ "strings"
- "encoding/json"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/crypto/sha3"
- "strings"
)
const (
diff --git a/node/node.go b/node/node.go
index bf6e9a7c1..83b6c4c07 100644
--- a/node/node.go
+++ b/node/node.go
@@ -303,23 +303,13 @@ func (n *Node) stopInProc() {
// startIPC initializes and starts the IPC RPC endpoint.
func (n *Node) startIPC(apis []rpc.API) error {
- // Short circuit if the IPC endpoint isn't being exposed
if n.ipcEndpoint == "" {
- return nil
-
- }
- isClosed := func() bool {
- n.lock.RLock()
- defer n.lock.RUnlock()
- return n.ipcListener == nil
+ return nil // IPC disabled.
}
-
- listener, handler, err := rpc.StartIPCEndpoint(isClosed, n.ipcEndpoint, apis)
+ listener, handler, err := rpc.StartIPCEndpoint(n.ipcEndpoint, apis)
if err != nil {
return err
}
-
- // All listeners booted successfully
n.ipcListener = listener
n.ipcHandler = handler
n.log.Info("IPC endpoint opened", "url", n.ipcEndpoint)
diff --git a/rpc/client.go b/rpc/client.go
index 68745c6cb..77b4d5ee0 100644
--- a/rpc/client.go
+++ b/rpc/client.go
@@ -25,6 +25,7 @@ import (
"fmt"
"net"
"net/url"
+ "os"
"reflect"
"strconv"
"strings"
@@ -33,7 +34,6 @@ import (
"time"
"github.com/ethereum/go-ethereum/log"
- "os"
)
var (
diff --git a/rpc/endpoints.go b/rpc/endpoints.go
index 9ba2ed970..692c62d3a 100644
--- a/rpc/endpoints.go
+++ b/rpc/endpoints.go
@@ -17,8 +17,9 @@
package rpc
import (
- "github.com/ethereum/go-ethereum/log"
"net"
+
+ "github.com/ethereum/go-ethereum/log"
)
// StartHTTPEndpoint starts the HTTP RPC endpoint, configured with cors/vhosts/modules
@@ -81,9 +82,9 @@ func StartWSEndpoint(endpoint string, apis []API, modules []string, wsOrigins []
}
-// StartIPCEndpoint starts an IPC endpoint
-func StartIPCEndpoint(isClosedFn func() bool, ipcEndpoint string, apis []API) (net.Listener, *Server, error) {
- // Register all the APIs exposed by the services
+// StartIPCEndpoint starts an IPC endpoint.
+func StartIPCEndpoint(ipcEndpoint string, apis []API) (net.Listener, *Server, error) {
+ // Register all the APIs exposed by the services.
handler := NewServer()
for _, api := range apis {
if err := handler.RegisterName(api.Namespace, api.Service); err != nil {
@@ -91,30 +92,11 @@ func StartIPCEndpoint(isClosedFn func() bool, ipcEndpoint string, apis []API) (n
}
log.Debug("IPC registered", "namespace", api.Namespace)
}
- // All APIs registered, start the IPC listener
- var (
- listener net.Listener
- err error
- )
- if listener, err = CreateIPCListener(ipcEndpoint); err != nil {
+ // All APIs registered, start the IPC listener.
+ listener, err := ipcListen(ipcEndpoint)
+ if err != nil {
return nil, nil, err
}
- go func() {
- for {
- conn, err := listener.Accept()
- if err != nil {
- // Terminate if the listener was closed
- if isClosedFn() {
- log.Info("IPC closed", "err", err)
- } else {
- // Not closed, just some error; report and continue
- log.Error("IPC accept failed", "err", err)
- }
- continue
- }
- go handler.ServeCodec(NewJSONCodec(conn), OptionMethodInvocation|OptionSubscriptions)
- }
- }()
-
+ go handler.ServeListener(listener)
return listener, handler, nil
}
diff --git a/rpc/ipc.go b/rpc/ipc.go
index 8de18a56f..b05e503d7 100644
--- a/rpc/ipc.go
+++ b/rpc/ipc.go
@@ -18,26 +18,23 @@ package rpc
import (
"context"
- "fmt"
"net"
"github.com/ethereum/go-ethereum/log"
+ "github.com/ethereum/go-ethereum/p2p/netutil"
)
-// CreateIPCListener creates an listener, on Unix platforms this is a unix socket, on
-// Windows this is a named pipe
-func CreateIPCListener(endpoint string) (net.Listener, error) {
- return ipcListen(endpoint)
-}
-
// ServeListener accepts connections on l, serving JSON-RPC on them.
func (srv *Server) ServeListener(l net.Listener) error {
for {
conn, err := l.Accept()
- if err != nil {
+ if netutil.IsTemporaryError(err) {
+ log.Warn("RPC accept error", "err", err)
+ continue
+ } else if err != nil {
return err
}
- log.Trace(fmt.Sprint("accepted conn", conn.RemoteAddr()))
+ log.Trace("Accepted connection", "addr", conn.RemoteAddr())
go srv.ServeCodec(NewJSONCodec(conn), OptionMethodInvocation|OptionSubscriptions)
}
}