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-rw-r--r--rpc/ipc.go79
1 files changed, 25 insertions, 54 deletions
diff --git a/rpc/ipc.go b/rpc/ipc.go
index 05d8909ca..c2b9e3871 100644
--- a/rpc/ipc.go
+++ b/rpc/ipc.go
@@ -17,68 +17,39 @@
package rpc
import (
- "encoding/json"
"net"
+
+ "github.com/ethereum/go-ethereum/logger"
+ "github.com/ethereum/go-ethereum/logger/glog"
+ "golang.org/x/net/context"
)
-// CreateIPCListener creates an listener, on Unix platforms this is a unix socket, on Windows this is a named pipe
+// 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)
}
-// ipcClient represent an IPC RPC client. It will connect to a given endpoint and tries to communicate with a node using
-// JSON serialization.
-type ipcClient struct {
- endpoint string
- conn net.Conn
- out *json.Encoder
- in *json.Decoder
-}
-
-// NewIPCClient create a new IPC client that will connect on the given endpoint. Messages are JSON encoded and encoded.
-// On Unix it assumes the endpoint is the full path to a unix socket, and Windows the endpoint is an identifier for a
-// named pipe.
-func NewIPCClient(endpoint string) (Client, error) {
- conn, err := newIPCConnection(endpoint)
- if err != nil {
- return nil, err
- }
- return &ipcClient{endpoint: endpoint, conn: conn, in: json.NewDecoder(conn), out: json.NewEncoder(conn)}, nil
-}
-
-// Send will serialize the given message and send it to the server.
-// When sending the message fails it will try to reconnect once and send the message again.
-func (client *ipcClient) Send(msg interface{}) error {
- if err := client.out.Encode(msg); err == nil {
- return nil
- }
-
- // retry once
- client.conn.Close()
-
- conn, err := newIPCConnection(client.endpoint)
- if err != nil {
- return err
+// 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 {
+ return err
+ }
+ glog.V(logger.Detail).Infoln("accepted conn", conn.RemoteAddr())
+ go srv.ServeCodec(NewJSONCodec(conn), OptionMethodInvocation|OptionSubscriptions)
}
-
- client.conn = conn
- client.in = json.NewDecoder(conn)
- client.out = json.NewEncoder(conn)
-
- return client.out.Encode(msg)
-}
-
-// Recv will read a message from the connection and tries to parse it. It assumes the received message is JSON encoded.
-func (client *ipcClient) Recv(msg interface{}) error {
- return client.in.Decode(&msg)
-}
-
-// Close will close the underlying IPC connection
-func (client *ipcClient) Close() {
- client.conn.Close()
}
-// SupportedModules will return the collection of offered RPC modules.
-func (client *ipcClient) SupportedModules() (map[string]string, error) {
- return SupportedModules(client)
+// DialIPC create a new IPC client that connects to the given endpoint. On Unix it assumes
+// the endpoint is the full path to a unix socket, and Windows the endpoint is an
+// identifier for a named pipe.
+//
+// The context is used for the initial connection establishment. It does not
+// affect subsequent interactions with the client.
+func DialIPC(ctx context.Context, endpoint string) (*Client, error) {
+ return newClient(ctx, func(ctx context.Context) (net.Conn, error) {
+ return newIPCConnection(ctx, endpoint)
+ })
}