57 lines
1.2 KiB
Go
57 lines
1.2 KiB
Go
package util
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import (
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"crypto/md5"
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"crypto/sha1"
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"errors"
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"fmt"
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"io"
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"regexp"
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)
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func Search(reg string, content string) (string, error) {
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r := regexp.MustCompile(reg)
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if r == nil {
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return "", errors.New("解析正则表达式失败")
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}
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if s := r.FindStringSubmatch(content); len(s) < 2 {
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return "", errors.New("无匹配")
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} else {
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return s[1], nil
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}
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}
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// GetIp 从响应获取本机分配到的IP
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func GetIp(body string) (string, error) {
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//判断原正则是否有匹配，如果无就使用新正则尝试
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if ip, e := Search("id=\"user_ip\" value=\"(.*?)\"", body); e == nil {
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return ip, nil
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}
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return Search("ip : \"(.*?)\"", body)
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}
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// GetToken 从响应获取token
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func GetToken(body string) (string, error) {
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return Search("\"challenge\":\"(.*?)\"", body)
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}
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// GetResult 从响应获取登录结果
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func GetResult(body string) (string, error) {
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return Search("\"error\":\"(.+?)\"", body)
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}
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// Md5 编码
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func Md5(content string) string {
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w := md5.New()
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_, _ = io.WriteString(w, content)
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return fmt.Sprintf("%x", w.Sum(nil))
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}
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// Sha1 编码
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func Sha1(content string) string {
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h := sha1.New()
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h.Write([]byte(content))
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bs := h.Sum(nil)
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return fmt.Sprintf("%x\n", bs)
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}
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