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62 lines
1.3 KiB
62 lines
1.3 KiB
package core
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import (
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"encoding/json"
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"fmt"
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"net/http"
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"net/rpc/jsonrpc"
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"runtime"
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)
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type Dtm struct {
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TotalAlloc string `json:"total_alloc"`
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Alloc string `json:"alloc"`
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}
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// 获取内存信息
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func Dtmem(w http.ResponseWriter, r *http.Request) {
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var m runtime.MemStats
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runtime.ReadMemStats(&m)
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// 测试JSONRPC
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service := "192.168.66.16:9098"
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client, err := jsonrpc.Dial("tcp", service)
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if err != nil {
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fmt.Fprintf(w, "jsonrpc dial faild %v", err)
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return
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}
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// 调用远程方法
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var reply int
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err = client.Call("Service.GetFilePath", "hello", &reply)
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if err != nil {
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fmt.Fprintf(w, "jsonrpc call faild %v", err)
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return
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}
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// 打印返回值
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fmt.Fprintf(w, "jsonrpc call success, reply: %d", reply)
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dtm := Dtm{
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TotalAlloc: fmt.Sprintf("%d", m.TotalAlloc),
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Alloc: fmt.Sprintf("%v MB", m.Alloc/1024),
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}
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w.Header().Set("Content-Type", "application/json")
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json.NewEncoder(w).Encode(dtm)
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//
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// jsonobj, err := json.Marshal(m)
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// if err != nil {
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// fmt.Fprintf(w, "json marshal faild %v", err)
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// return
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// }
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// fmt.Fprintf(w, "%s", jsonobj)
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// usage:=m.TotalAlloc/1024/1024
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// free:=m.Free/1024/1024
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// //
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// fmt.Fprintf("总分配内存: %v MB\n", m.TotalAlloc/1024/1024)
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// fmt.Fprintf("已分配内存: %v MB\n", m.Alloc/1024/1024)
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}
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