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hot_status.go
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/
hot_status.go
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// Copyright 2017 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package api
import (
"net/http"
"github.com/pingcap/pd/server"
"github.com/unrolled/render"
)
type hotStatusHandler struct {
*server.Handler
rd *render.Render
}
type hotStoreStats struct {
WriteStats map[uint64]uint64 `json:"write,omitempty"`
ReadStats map[uint64]uint64 `json:"read,omitempty"`
}
func newHotStatusHandler(handler *server.Handler, rd *render.Render) *hotStatusHandler {
return &hotStatusHandler{
Handler: handler,
rd: rd,
}
}
func (h *hotStatusHandler) GetHotWriteRegions(w http.ResponseWriter, r *http.Request) {
h.rd.JSON(w, http.StatusOK, h.Handler.GetHotWriteRegions())
}
func (h *hotStatusHandler) GetHotReadRegions(w http.ResponseWriter, r *http.Request) {
h.rd.JSON(w, http.StatusOK, h.Handler.GetHotReadRegions())
}
func (h *hotStatusHandler) GetHotStores(w http.ResponseWriter, r *http.Request) {
readStats := h.GetHotReadStores()
writeStats := h.GetHotWriteStores()
stats := hotStoreStats{
WriteStats: writeStats,
ReadStats: readStats,
}
h.rd.JSON(w, http.StatusOK, stats)
}