$type,
"type"=>gettype($arg),
"name"=>self::getVarName(),
"value"=>$arg
);
} else {
self::$debugItemCount++;
header(
'Proxy_debug_item_'.self::$debugItemCount.': '
.json_encode(
["category"=>$type,
"type"=>gettype($arg),
"name"=>self::getVarName(),
"value"=>$arg]
)
);
header('Proxy_debug_item_count: '.self::$debugItemCount);
}
}
public static function __callStatic($name, $args)
{
$func = ['info'=>'I', 'warn'=>'W', 'error'=>'E'];
if (isset($func[$name])) {
self::$offset = 0;
self::$varNameString = null;
foreach ($args as $key => $arg) {
self::func($func[$name], $arg);
}
} else {
throw new Exception('Call to undefined method!', 1);
}
}
/**
* groupStart
* start record a group
*
* @access public
* @static
*
* @return null
*/
public static function groupStart()
{
self::$start = true;
self::$debugGroupCount++;
}
/**
* groupEnd
* stop record a group
*
* @access public
* @static
*
* @return null
*/
public static function groupEnd()
{
self::$start = false;
header(
'Proxy_debug_group_'
.self::$debugGroupCount
.': '.json_encode(self::$group)
);
header('Proxy_debug_group_count: '.self::$debugGroupCount);
self::$group = array();
}
}
2. [文件] main.go ~ 6KB
//Proxy Debug
//This simple program is for helping developers debug through http header.
//For more detail, see README.md
package main
import (
"bufio"
"encoding/json"
"fmt"
"io/ioutil"
"log"
"net/http"
"os"
"strconv"
"strings"
)
//color config
var color map[string]interface{}
//Parse config file
func readConfig() {
config, err := os.Open("config.ini")
if err != nil {
log.Fatalln(err)
}
buf := bufio.NewReader(config)
line, _ := buf.ReadString('\n')
var jsonData interface{}
err = json.Unmarshal([]byte(line), &jsonData)
if err != nil {
log.Fatalln(err)
}
var ok bool
color, ok = jsonData.(map[string]interface{})
if ok == false {
log.Fatalln("Parse config file error, it must be a json string!")
}
for _, c := range color {
if c.(float64) > 37 || c.(float64) < 30 {
log.Fatalln("Config error!The valid value is 30-37.")
}
}
item := [5]string{"url", "varName", "varType", "varValue", "group"}
for _, i := range item {
_, has := color[i]
if has == false {
log.Fatalln("Losing configuration:", i)
}
}
}
func main() {
var port int = 8888
if len(os.Args) == 1 {
fmt.Println("Listening in default port:8888")
} else if os.Args[1] == "--help" {
fmt.Println("usage: proxy [-p port]")
return
} else if len(os.Args) != 3 || os.Args[1] != "-p" {
log.Fatalln("Error arguments!Just support '-p port'.")
} else {
port, err := strconv.Atoi(os.Args[2])
if err != nil && port > 65535 || port < 1024 {
log.Fatalln("Error port, it should be 1024-65535, default is 8888.")
}
}
readConfig()
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
r.RequestURI = ""
resp, err := http.DefaultClient.Do(r)
if err != nil {
http.NotFound(w, r)
return
}
defer resp.Body.Close()
//Get the debugging information form http header
caterory := map[string]int{"I": 34, "W": 33, "E": 31}
format := "\t \033[%dm-%s\033[%vm %s\033[%vm%s\033[%vm%s\n"
debugItem := make(map[string]map[string]interface{})
debugItemIndex := make([]string, 0, 5)
var jsonData interface{}
v, okDebugItem := resp.Header["Proxy_debug_item_count"]
if okDebugItem {
count, _ := strconv.Atoi(v[0])
for i := 1; i <= count; i++ {
index := "Proxy_debug_item_" + strconv.Itoa(i)
vv, ok := resp.Header[index]
if ok {
err = json.Unmarshal([]byte(vv[0]), &jsonData)
if err != nil {
continue
}
data, ok := jsonData.(map[string]interface{})
if ok == false {
continue
}
debugItemIndex = append(debugItemIndex, index)
debugItem[index] = data
}
}
}
debugGroup := make(map[string]interface{})
debugGroupIndex := make([]string, 0, 5)
v, okDebugGroup := resp.Header["Proxy_debug_group_count"]
if okDebugGroup {
count, _ := strconv.Atoi(v[0])
for i := 1; i maxLenName {
maxLenName = len(v)
}
v = vm["type"].(string)
if len(v) > maxLenType {
maxLenType = len(v)
}
}
for _, i := range debugItemIndex {
n := debugItem[i]["name"].(string)
t := debugItem[i]["type"].(string)
c := debugItem[i]["category"].(string)
fmt.Printf(
format,
caterory[c],
c,
color["varName"],
n+strings.Repeat(" ", maxLenName-len(n)+1),
color["varType"],
t+strings.Repeat(" ", maxLenType-len(t)+1),
color["varValue"],
strings.Replace(fmt.Sprint(debugItem[i]["value"]), "map", "", 1))
}
}
if okDebugGroup {
if okDebugItem == false {
fmt.Printf("\033[%vm%v\n", color["url"], r.URL)
}
maxLenName := make([]int, len(debugGroupIndex))
maxLenType := make([]int, len(debugGroupIndex))
k := 0
for _, vm := range debugGroup {
for _, vv := range vm.([]interface{}) {
vk, ok := vv.(map[string]interface{})
if ok == false {
continue
}
v := vk["name"].(string)
if len(v) > maxLenName[k] {
maxLenName[k] = len(v)
}
v = vk["type"].(string)
if len(v) > maxLenType[k] {
maxLenType[k] = len(v)
}
}
k++
}
k = 0
for _, i := range debugGroupIndex {
fmt.Printf("\t\033[%vm=Group %v=\n", color["group"], k+1)
for _, v := range debugGroup[i].([]interface{}) {
vk, ok := v.(map[string]interface{})
if ok == false {
continue
}
n := vk["name"].(string)
t := vk["type"].(string)
c := vk["category"].(string)
fmt.Printf(
format,
caterory[c],
c,
color["varName"],
n+strings.Repeat(" ", maxLenName[k]-len(n)+1),
color["varType"],
t+strings.Repeat(" ", maxLenType[k]-len(t)+1),
color["varValue"],
strings.Replace(fmt.Sprint(vk["value"]), "map", "", 1))
}
k++
fmt.Printf("\t\033[%vm=GROUP=\n", color["group"])
}
}
})
http.ListenAndServe(":"+strconv.Itoa(port), nil)
}
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3. [图片] screenshot.png![Golang写了一个帮助调试的代理程序，PHP实现了一个类用于输出调试信息]()
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