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113 lines
2.6 KiB
113 lines
2.6 KiB
package rpctypes
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import (
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"encoding/json"
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"fmt"
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"strings"
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events "github.com/tendermint/tmlibs/events"
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)
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type RPCRequest struct {
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JSONRPC string `json:"jsonrpc"`
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ID string `json:"id"`
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Method string `json:"method"`
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Params *json.RawMessage `json:"params"` // must be map[string]interface{} or []interface{}
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}
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func NewRPCRequest(id string, method string, params json.RawMessage) RPCRequest {
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return RPCRequest{
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JSONRPC: "2.0",
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ID: id,
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Method: method,
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Params: ¶ms,
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}
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}
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func (req RPCRequest) String() string {
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return fmt.Sprintf("[%s %s]", req.ID, req.Method)
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}
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func MapToRequest(id string, method string, params map[string]interface{}) (RPCRequest, error) {
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payload, err := json.Marshal(params)
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if err != nil {
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return RPCRequest{}, err
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}
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request := NewRPCRequest(id, method, payload)
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return request, nil
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}
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func ArrayToRequest(id string, method string, params []interface{}) (RPCRequest, error) {
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payload, err := json.Marshal(params)
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if err != nil {
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return RPCRequest{}, err
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}
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request := NewRPCRequest(id, method, payload)
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return request, nil
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}
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//----------------------------------------
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type RPCResponse struct {
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JSONRPC string `json:"jsonrpc"`
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ID string `json:"id"`
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Result *json.RawMessage `json:"result"`
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Error string `json:"error"`
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}
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func NewRPCResponse(id string, res interface{}, err string) RPCResponse {
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var raw *json.RawMessage
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if res != nil {
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var js []byte
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js, err2 := json.Marshal(res)
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if err2 == nil {
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rawMsg := json.RawMessage(js)
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raw = &rawMsg
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} else {
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err = err2.Error()
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}
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}
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return RPCResponse{
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JSONRPC: "2.0",
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ID: id,
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Result: raw,
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Error: err,
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}
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}
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func (resp RPCResponse) String() string {
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if resp.Error == "" {
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return fmt.Sprintf("[%s %v]", resp.ID, resp.Result)
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} else {
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return fmt.Sprintf("[%s %s]", resp.ID, resp.Error)
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}
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}
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//----------------------------------------
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// *wsConnection implements this interface.
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type WSRPCConnection interface {
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GetRemoteAddr() string
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GetEventSwitch() events.EventSwitch
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WriteRPCResponse(resp RPCResponse)
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TryWriteRPCResponse(resp RPCResponse) bool
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}
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// websocket-only RPCFuncs take this as the first parameter.
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type WSRPCContext struct {
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Request RPCRequest
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WSRPCConnection
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}
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//----------------------------------------
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// sockets
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//
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// Determine if its a unix or tcp socket.
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// If tcp, must specify the port; `0.0.0.0` will return incorrectly as "unix" since there's no port
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func SocketType(listenAddr string) string {
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socketType := "unix"
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if len(strings.Split(listenAddr, ":")) >= 2 {
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socketType = "tcp"
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}
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return socketType
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}
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