github.com/pingcap/tiflow@v0.0.0-20240520035814-5bf52d54e205/cdc/api/v2/log.go (about)

     1  // Copyright 2023 PingCAP, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package v2
    15  
    16  import (
    17  	"net/http"
    18  
    19  	"github.com/gin-gonic/gin"
    20  	"github.com/pingcap/log"
    21  	cerror "github.com/pingcap/tiflow/pkg/errors"
    22  	"github.com/pingcap/tiflow/pkg/logutil"
    23  	"go.uber.org/zap"
    24  )
    25  
    26  // SetLogLevel changes TiCDC log level dynamically.
    27  // @Summary Change TiCDC log level
    28  // @Description change TiCDC log level dynamically
    29  // @Tags common,v2
    30  // @Accept json
    31  // @Produce json
    32  // @Param log_level body LogLevelReq true "log level"
    33  // @Success 200 {object} EmptyResponse
    34  // @Failure 400 {object} model.HTTPError
    35  // @Router	/api/v2/log [post]
    36  func (h *OpenAPIV2) setLogLevel(c *gin.Context) {
    37  	req := &LogLevelReq{Level: "info"}
    38  	err := c.BindJSON(&req)
    39  	if err != nil {
    40  		_ = c.Error(cerror.ErrAPIInvalidParam.GenWithStack("invalid log level: %s", err.Error()))
    41  		return
    42  	}
    43  
    44  	err = logutil.SetLogLevel(req.Level)
    45  	if err != nil {
    46  		_ = c.Error(cerror.ErrAPIInvalidParam.GenWithStack(
    47  			"fail to change log level: %s", req.Level))
    48  		return
    49  	}
    50  	log.Warn("log level changed", zap.String("level", req.Level))
    51  	c.JSON(http.StatusOK, &EmptyResponse{})
    52  }