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Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libgo/] [go/] [net/] [rpc/] [debug.go] - Rev 858

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// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package rpc

/*
        Some HTML presented at http://machine:port/debug/rpc
        Lists services, their methods, and some statistics, still rudimentary.
*/

import (
        "fmt"
        "net/http"
        "sort"
        "text/template"
)

const debugText = `<html>
        <body>
        <title>Services</title>
        {{range .}}
        <hr>
        Service {{.Name}}
        <hr>
                <table>
                <th align=center>Method</th><th align=center>Calls</th>
                {{range .Method}}
                        <tr>
                        <td align=left font=fixed>{{.Name}}({{.Type.ArgType}}, {{.Type.ReplyType}}) error</td>
                        <td align=center>{{.Type.NumCalls}}</td>
                        </tr>
                {{end}}
                </table>
        {{end}}
        </body>
        </html>`

var debug = template.Must(template.New("RPC debug").Parse(debugText))

type debugMethod struct {
        Type *methodType
        Name string
}

type methodArray []debugMethod

type debugService struct {
        Service *service
        Name    string
        Method  methodArray
}

type serviceArray []debugService

func (s serviceArray) Len() int           { return len(s) }
func (s serviceArray) Less(i, j int) bool { return s[i].Name < s[j].Name }
func (s serviceArray) Swap(i, j int)      { s[i], s[j] = s[j], s[i] }

func (m methodArray) Len() int           { return len(m) }
func (m methodArray) Less(i, j int) bool { return m[i].Name < m[j].Name }
func (m methodArray) Swap(i, j int)      { m[i], m[j] = m[j], m[i] }

type debugHTTP struct {
        *Server
}

// Runs at /debug/rpc
func (server debugHTTP) ServeHTTP(w http.ResponseWriter, req *http.Request) {
        // Build a sorted version of the data.
        var services = make(serviceArray, len(server.serviceMap))
        i := 0
        server.mu.Lock()
        for sname, service := range server.serviceMap {
                services[i] = debugService{service, sname, make(methodArray, len(service.method))}
                j := 0
                for mname, method := range service.method {
                        services[i].Method[j] = debugMethod{method, mname}
                        j++
                }
                sort.Sort(services[i].Method)
                i++
        }
        server.mu.Unlock()
        sort.Sort(services)
        err := debug.Execute(w, services)
        if err != nil {
                fmt.Fprintln(w, "rpc: error executing template:", err.Error())
        }
}

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Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libgo/] [go/] [net/] [rpc/] [debug.go] - Rev 858