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@ -5,100 +5,91 @@ import (
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"crypto/md5"
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"crypto/sha1"
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"encoding/base64"
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"encoding/hex"
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"encoding/json"
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"fmt"
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"strconv"
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"pychr/global"
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"strings"
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"time"
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)
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var (
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bucket = "pychr"
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op = "root"
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password = "MRnhPT4VlGXAuDEWe4l7JTxrdxbXjZFE"
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token = "2cb96a90-b787-43a4-91ec-54d796c069da"
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)
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const (
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effectiveDuration = time.Minute * 60
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effectiveDuration = time.Minute * 30
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)
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type RestAPIToken struct {
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Authorization string
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XUpYunUriPrefix string
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XUpYunExpire int64
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}
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func GetUpYunRestAPIUploadToken(method string) (r RestAPIToken) {
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now := time.Now()
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expire := now.Add(effectiveDuration).Unix()
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elem := FilterNoneString([]string{"PUT", "/" + bucket, strconv.FormatInt(expire, 10)})
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p := strings.Join(elem, "&")
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key := []byte(StringMD5(password))
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mac := hmac.New(sha1.New, key)
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mac.Write([]byte(p))
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hash := mac.Sum(nil)
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sign := base64.StdEncoding.EncodeToString(hash)
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authorization := "UPYUN " + op + ":" + sign
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r.XUpYunExpire = expire
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r.Authorization = authorization
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r.XUpYunUriPrefix = "/" + bucket
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return
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}
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type FormAPIToken struct {
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Bucket string
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Method string
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Authorization string
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XUpYunExpire int64
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Policy string
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Date string
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}
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func GetUpYunFormAPIToken(method, saveKey string) (r FormAPIToken, err error) {
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method = strings.ToUpper(method)
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now := time.Now()
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expiration := now.Add(effectiveDuration).Unix()
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type Policy struct {
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Bucket string `json:"bucket"`
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SaveKey string `json:"save-key"`
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Expiration int64 `json:"expiration"`
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// ContentMD5 string `json:"content-md5"`
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}
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paramsFormat := `{"bucket": "%v", "expiration": %v, "save-key": "%v"}`
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params := fmt.Sprintf(paramsFormat, bucket, expiration, saveKey)
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func makeSaveKey() string {
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return "/{year}/{mon}/{day}/upload_{random32}{.suffix}"
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}
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policy := StringBase64(params)
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func makePolicy(bucket, saveKey string) (string, int64) {
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expiration := time.Now().Add(effectiveDuration).Unix()
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obj := Policy{
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Bucket: bucket,
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SaveKey: saveKey,
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Expiration: expiration,
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// ContentMD5: content-md5,
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}
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elem := FilterNoneString([]string{method, "/" + bucket, policy})
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p := strings.Join(elem, "&")
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key := []byte(StringMD5(password))
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mac := hmac.New(sha1.New, key)
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mac.Write([]byte(p))
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hash := mac.Sum(nil)
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sign := base64.StdEncoding.EncodeToString(hash)
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authorization := "UPYUN " + op + ":" + sign
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str, err := json.Marshal(&obj)
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if err != nil {
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return "", 0
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}
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r.Bucket = bucket
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r.Method = method
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r.XUpYunExpire = expiration
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r.Authorization = authorization
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r.Policy = policy
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return
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sEnc := base64.StdEncoding.EncodeToString([]byte(str))
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return sEnc, expiration
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}
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func FilterNoneString(list []string) (r []string) {
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for _, t := range list {
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if t != "" {
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r = append(r, t)
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func md5Str(s string) string {
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return fmt.Sprintf("%x", md5.Sum([]byte(s)))
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}
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func makeRFC1123Date(d time.Time) string {
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utc := d.UTC().Format(time.RFC1123)
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return strings.Replace(utc, "UTC", "GMT", -1)
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}
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func base64ToStr(b []byte) string {
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return base64.StdEncoding.EncodeToString(b)
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}
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func sign(key, secret, method, uri, date, policy, md5 string) string {
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mac := hmac.New(sha1.New, []byte(secret))
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elems := []string{}
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for _, v := range []string{method, uri, date, policy, md5} {
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if v != "" {
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elems = append(elems, v)
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}
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}
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return
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value := strings.Join(elems, "&")
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mac.Write([]byte(value))
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signStr := base64ToStr(mac.Sum(nil))
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return "UPYUN " + key + ":" + signStr
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}
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// 生成字符串MD5
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func StringMD5(s string) string {
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h := md5.New()
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h.Write([]byte(s))
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return hex.EncodeToString(h.Sum(nil))
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}
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func GetUpyunToken(method, saveKey string) (r FormAPIToken, err error) {
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method = strings.ToUpper(method)
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date := makeRFC1123Date(time.Now())
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policy, expiration := makePolicy(global.GVA_CONFIG.CDN.Bucket, saveKey)
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authorization := sign(global.GVA_CONFIG.CDN.Bucket, md5Str(global.GVA_CONFIG.CDN.Password), method, "/"+global.GVA_CONFIG.CDN.Bucket, "", policy, "")
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r.Bucket = global.GVA_CONFIG.CDN.Bucket
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r.Method = method
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r.XUpYunExpire = expiration
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r.Authorization = authorization
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r.Policy = policy
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r.Date = date
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func StringBase64(s string) (r string) {
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return base64.StdEncoding.EncodeToString([]byte(s))
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return
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}
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tian
2 years ago