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98 lines
2.4 KiB
98 lines
2.4 KiB
package bfs |
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import ( |
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"context" |
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"crypto/hmac" |
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"crypto/sha1" |
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"encoding/base64" |
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"fmt" |
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"go-common/app/interface/main/videoup/conf" |
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"go-common/library/ecode" |
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"go-common/library/log" |
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"hash" |
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"io" |
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"net/http" |
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"strconv" |
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"time" |
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) |
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const ( |
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_bucket = "archive" |
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_url = "http://bfs.bilibili.co/bfs/archive/" |
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_template = "%s\n%s\n\n%d\n" |
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_method = "PUT" |
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_key = "8d4e593ba7555502" |
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_secret = "0bdbd4c7caeeddf587c3c4daec0475" |
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) |
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// Dao is bfs dao. |
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type Dao struct { |
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c *conf.Config |
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client *http.Client |
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} |
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// New new a bfs dao. |
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func New(c *conf.Config) (d *Dao) { |
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d = &Dao{ |
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c: c, |
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client: &http.Client{ |
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Timeout: time.Duration(c.Bfs.Timeout), |
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}, |
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} |
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return d |
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} |
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// Upload upload bfs. |
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func (d *Dao) Upload(c context.Context, fileType string, body io.Reader) (location string, err error) { |
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req, err := http.NewRequest(_method, _url, body) |
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if err != nil { |
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log.Error("http.NewRequest error (%v) | fileType(%s) body(%v)", err, fileType, body) |
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return |
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} |
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expire := time.Now().Unix() |
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authorization := authorize(_key, _secret, _method, _bucket, expire) |
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req.Header.Set("Host", _url) |
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req.Header.Add("Date", fmt.Sprint(expire)) |
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req.Header.Add("Authorization", authorization) |
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req.Header.Add("Content-Type", fileType) |
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// timeout |
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c, cancel := context.WithTimeout(c, time.Duration(d.c.Bfs.Timeout)) |
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req = req.WithContext(c) |
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defer cancel() |
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resp, err := d.client.Do(req) |
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if err != nil { |
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log.Error("d.Client.Do error(%v) | _url(%s) req(%v)", err, _url, req) |
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err = ecode.BfsUploadServiceUnavailable |
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return |
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} |
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if resp.StatusCode != http.StatusOK { |
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log.Error("Upload http.StatusCode nq http.StatusOK (%d) | url(%s)", resp.StatusCode, _url) |
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err = ecode.BfsUploadStatusErr |
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return |
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} |
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header := resp.Header |
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code := header.Get("Code") |
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if code != strconv.Itoa(http.StatusOK) { |
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log.Error("strconv.Itoa err, code(%s) | url(%s)", code, _url) |
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err = ecode.BfsUploadCodeErr |
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return |
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} |
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location = header.Get("Location") |
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return |
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} |
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// authorize returns authorization for upload file to bfs |
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func authorize(key, secret, method, bucket string, expire int64) (authorization string) { |
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var ( |
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content string |
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mac hash.Hash |
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signature string |
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) |
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content = fmt.Sprintf(_template, method, bucket, expire) |
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mac = hmac.New(sha1.New, []byte(secret)) |
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mac.Write([]byte(content)) |
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signature = base64.StdEncoding.EncodeToString(mac.Sum(nil)) |
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authorization = fmt.Sprintf("%s:%s:%d", key, signature, expire) |
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return |
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}
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