99 lines
2.1 KiB
Go
99 lines
2.1 KiB
Go
// 生成签名用
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package webapi
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import (
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"bytes"
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"crypto/md5"
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"encoding/hex"
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"fmt"
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"io"
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"net/url"
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"sort"
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"strconv"
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"time"
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)
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// 生成签名
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func MakeSig(appId, action string, params map[string]string, data []byte, ts int) string {
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h := md5.New()
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io.WriteString(h, action)
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io.WriteString(h, strconv.Itoa(ts))
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io.WriteString(h, appId)
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if len(params) > 0 {
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vals := []string{}
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for _, v := range params {
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vals = append(vals, v)
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}
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//sort
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sort.Strings(vals)
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cnt := len(vals)
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for i := 0; i < cnt; i++ {
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io.WriteString(h, vals[i])
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}
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}
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if len(data) > 0 {
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h.Write(data)
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}
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//println()
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return hex.EncodeToString(h.Sum(nil))
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}
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// 生成请求串
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func MakeURL(appId, action string, params map[string]string, data []byte) string {
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var buf bytes.Buffer
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buf.WriteString(Config.GameApiURL)
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buf.WriteString(action)
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buf.WriteString("?")
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if len(params) > 0 {
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for k, v := range params {
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buf.WriteString(k)
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buf.WriteString("=")
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buf.WriteString(url.QueryEscape(v))
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buf.WriteString("&")
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}
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}
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ts := time.Now().Nanosecond()
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buf.WriteString("nano=" + strconv.Itoa(ts) + "&")
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buf.WriteString("sign=")
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buf.WriteString(url.QueryEscape(MakeSig(appId, action, params, data, ts)))
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return buf.String()
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}
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func MakeMd5String(strs ...string) string {
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buff := md5.New()
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for _, value := range strs {
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io.WriteString(buff, value)
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}
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return hex.EncodeToString(buff.Sum(nil))
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}
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func StringToMD5(waitMD5string string) string {
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h := md5.New()
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h.Write([]byte(waitMD5string))
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cipherStr := h.Sum(nil)
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return hex.EncodeToString(cipherStr)
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}
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func MD5Params(params map[string]string, key string, filter string) string {
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// 将请求参数的key提取出来，并排好序
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newKeys := make([]string, 0)
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for k, _ := range params {
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//需要过滤的签名
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if k == filter {
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continue
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}
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newKeys = append(newKeys, k)
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}
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sort.Strings(newKeys)
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var originStr string
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// 将输入进行标准化的处理
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for _, v := range newKeys {
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originStr += fmt.Sprintf("%v=%v&", v, params[v])
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}
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originStr += fmt.Sprintf("key=%v", key)
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// 使用md5算法进行处理
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sign := StringToMD5(originStr)
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return sign
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}
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