46 lines
1.4 KiB
Go
46 lines
1.4 KiB
Go
//Package middleware provides middlewares for rpc server
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//
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//Copyright (C) 2022 Alexander Kiryukhin <i@neonxp.dev>
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//
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//This file is part of go.neonxp.ru/jsonrpc2 project.
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//
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//This program is free software: you can redistribute it and/or modify
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//it under the terms of the GNU General Public License as published by
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//the Free Software Foundation, either version 3 of the License, or
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//(at your option) any later version.
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//
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//This program is distributed in the hope that it will be useful,
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//but WITHOUT ANY WARRANTY; without even the implied warranty of
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//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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//GNU General Public License for more details.
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//
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//You should have received a copy of the GNU General Public License
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//along with this program. If not, see <https://www.gnu.org/licenses/>.
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package middleware
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import (
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"context"
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"encoding/json"
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"fmt"
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"time"
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"go.neonxp.ru/jsonrpc2/rpc"
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)
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func Logger(logger rpc.Logger) rpc.Middleware {
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return func(handler rpc.RpcHandler) rpc.RpcHandler {
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return func(ctx context.Context, req *rpc.RpcRequest) *rpc.RpcResponse {
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t1 := time.Now().UnixMicro()
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resp := handler(ctx, req)
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t2 := time.Now().UnixMicro()
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var params any
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if err := json.Unmarshal(req.Params, ¶ms); err != nil {
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params = fmt.Sprintf("<invalid body: %s>", err.Error())
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}
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logger.Logf("rpc call=%s, args=%+v, take=%dμs", req.Method, params, (t2 - t1))
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return resp
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}
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}
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}
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