func (r Client) PostWithMultiPartData(req_url string, headers map[string][]string, params map[string][]string, body io.Reader, filename string) (resp *http.Response, err error) {
var buffer *bytes.Buffer = new(bytes.Buffer)
var writer *multipart.Writer = multipart.NewWriter(buffer)
for k, v := range params {
for _, field := range v {
err1 := writer.WriteField(k, field)
if err1 != nil {
err = err1
return
}
}
}
w, err := writer.CreateFormFile("file", filename)
if err != nil {
return
}
_, err = io.Copy(w, body)
if err != nil {
return
}
err = writer.Close()
if err != nil {
return
}
if headers == nil {
headers = make(map[string][]string)
}
headers["Content-Type"] = []string{writer.FormDataContentType()}
return r.Post(req_url, headers, buffer, int64(buffer.Len()))
}
func HttpUploadRequest(b *bytes.Buffer, writer *multipart.Writer) (*http.Request, *pb.ProgressBar) {
url := API_URL + configuration.ACCESS_TOKEN
var bar = pb.New(b.Len()).SetUnits(pb.U_BYTES)
reader := bar.NewProxyReader(b)
request, err := http.NewRequest("POST", url, reader)
if err != nil {
OutputError("Error building request")
os.Exit(2)
}
request.Header.Add("Content-Type", writer.FormDataContentType())
return request, bar
}
func TestHTTPAPI(t *testing.T) {
// get volume
// upload
// uploads
// delete
// deletes
var (
client http.Client
s *Store
z *zk.Zookeeper
w *multipart.Writer
f *os.File
bw io.Writer
req *http.Request
resp *http.Response
body []byte
err error
buf = &bytes.Buffer{}
tr = &testRet{}
)
os.Remove(testConf.Store.VolumeIndex)
os.Remove(testConf.Store.FreeVolumeIndex)
os.Remove("./test/_free_block_1")
os.Remove("./test/1_0")
defer os.Remove(testConf.Store.VolumeIndex)
defer os.Remove(testConf.Store.FreeVolumeIndex)
defer os.Remove("./test/_free_block_1")
defer os.Remove("./test/1_0")
if z, err = zk.NewZookeeper(testConf); err != nil {
t.Errorf("NewZookeeper() error(%v)", err)
t.FailNow()
}
defer z.Close()
z.DelVolume(1)
defer z.DelVolume(1)
if s, err = NewStore(testConf); err != nil {
t.Errorf("NewStore() error(%v)", err)
t.FailNow()
}
defer s.Close()
StartAdmin("localhost:6064", s)
time.Sleep(1 * time.Second)
buf.Reset()
buf.WriteString("n=1&bdir=./test/&idir=./test/")
if resp, err = http.Post("http://localhost:6064/add_free_volume", "application/x-www-form-urlencoded", buf); err != nil {
t.Errorf("http.Post() error(%v)", err)
t.FailNow()
}
defer resp.Body.Close()
if body, err = ioutil.ReadAll(resp.Body); err != nil {
t.Errorf("ioutil.ReadAll() error(%v)", err)
t.FailNow()
}
if err = json.Unmarshal(body, tr); err != nil {
t.Errorf("json.Unmarshal() error(%v)", err)
t.FailNow()
}
if tr.Ret != 1 {
t.Errorf("add_free_volume: %d", tr.Ret)
t.FailNow()
}
buf.Reset()
buf.WriteString("vid=1")
if resp, err = http.Post("http://localhost:6064/add_volume", "application/x-www-form-urlencoded", buf); err != nil {
t.Errorf("http.Post() error(%v)", err)
t.FailNow()
}
defer resp.Body.Close()
if body, err = ioutil.ReadAll(resp.Body); err != nil {
t.Errorf("ioutil.ReadAll() error(%v)", err)
t.FailNow()
}
if err = json.Unmarshal(body, tr); err != nil {
t.Errorf("json.Unmarshal() error(%v)", err)
t.FailNow()
}
if tr.Ret != 1 {
t.FailNow()
}
StartApi("localhost:6062", s, testConf)
time.Sleep(1 * time.Second)
buf.Reset()
w = multipart.NewWriter(buf)
if bw, err = w.CreateFormFile("file", "./test/1.jpg"); err != nil {
t.Errorf("w.CreateFormFile() error(%v)", err)
t.FailNow()
}
if f, err = os.Open("./test/1.jpg"); err != nil {
t.Errorf("os.Open() error(%v)", err)
t.FailNow()
}
defer f.Close()
if _, err = io.Copy(bw, f); err != nil {
t.Errorf("io.Copy() error(%v)", err)
t.FailNow()
}
if err = w.WriteField("vid", "1"); err != nil {
t.Errorf("w.WriteField() error(%v)", err)
t.FailNow()
}
if err = w.WriteField("key", "15"); err != nil {
t.Errorf("w.WriteField() error(%v)", err)
t.FailNow()
}
if err = w.WriteField("cookie", "15"); err != nil {
t.Errorf("w.WriteField() error(%v)", err)
t.FailNow()
}
w.Close()
if req, err = http.NewRequest("POST", "http://localhost:6062/upload", buf); err != nil {
t.Errorf("http..NewRequest() error(%v)", err)
t.FailNow()
}
req.Header.Set("Content-Type", w.FormDataContentType())
if resp, err = client.Do(req); err != nil {
t.Errorf("client.Do() error(%v)", err)
t.FailNow()
}
defer resp.Body.Close()
if body, err = ioutil.ReadAll(resp.Body); err != nil {
t.Errorf("ioutil.ReadAll() error(%v)", err)
t.FailNow()
}
if err = json.Unmarshal(body, tr); err != nil {
t.Errorf("json.Unmarshal() error(%v)", err)
t.FailNow()
}
if tr.Ret != 1 {
t.Errorf("ret: %d", tr.Ret)
t.FailNow()
}
buf.Reset()
w = multipart.NewWriter(buf)
if err = w.WriteField("vid", "1"); err != nil {
t.Errorf("w.WriteField() error(%v)", err)
t.FailNow()
}
for i := 1; i < 10; i++ {
if bw, err = w.CreateFormFile("file", "./test/"+strconv.Itoa(i)+".jpg"); err != nil {
t.Errorf("w.CreateFormFile() error(%v)", err)
t.FailNow()
}
if f, err = os.Open("./test/" + strconv.Itoa(i) + ".jpg"); err != nil {
t.Errorf("os.Open() error(%v)", err)
t.FailNow()
}
defer f.Close()
if _, err = io.Copy(bw, f); err != nil {
t.Errorf("io.Copy() error(%v)", err)
t.FailNow()
}
if err = w.WriteField("keys", strconv.Itoa(20+i)); err != nil {
t.Errorf("w.WriteField() error(%v)", err)
t.FailNow()
}
if err = w.WriteField("cookies", strconv.Itoa(20+i)); err != nil {
t.Errorf("w.WriteField() error(%v)", err)
t.FailNow()
}
}
w.Close()
if req, err = http.NewRequest("POST", "http://localhost:6062/uploads", buf); err != nil {
t.Errorf("http..NewRequest() error(%v)", err)
t.FailNow()
}
req.Header.Set("Content-Type", w.FormDataContentType())
if resp, err = client.Do(req); err != nil {
t.Errorf("client.Do() error(%v)", err)
t.FailNow()
}
defer resp.Body.Close()
if body, err = ioutil.ReadAll(resp.Body); err != nil {
t.Errorf("ioutil.ReadAll() error(%v)", err)
t.FailNow()
}
if err = json.Unmarshal(body, tr); err != nil {
t.Errorf("json.Unmarshal() error(%v)", err)
t.FailNow()
}
if tr.Ret != 1 {
t.Errorf("uploads: %d", tr.Ret)
t.FailNow()
}
buf.Reset()
buf.WriteString("vid=1&key=21")
if resp, err = http.Post("http://localhost:6062/del", "application/x-www-form-urlencoded", buf); err != nil {
t.Errorf("http.Post() error(%v)", err)
t.FailNow()
}
defer resp.Body.Close()
if body, err = ioutil.ReadAll(resp.Body); err != nil {
t.Errorf("ioutil.ReadAll() error(%v)", err)
t.FailNow()
}
if err = json.Unmarshal(body, tr); err != nil {
t.Errorf("json.Unmarshal() error(%v)", err)
t.FailNow()
}
if tr.Ret != 1 {
t.FailNow()
}
// TODO add get
}
// Http params
func Http(method, uri string, params url.Values, buf []byte, res interface{}) (err error) {
var (
body []byte
w *multipart.Writer
bw io.Writer
bufdata = &bytes.Buffer{}
req *http.Request
resp *http.Response
ru string
enc string
ctype string
)
enc = params.Encode()
if enc != "" {
ru = uri + "?" + enc
}
if method == "GET" {
if req, err = http.NewRequest("GET", ru, nil); err != nil {
return
}
} else {
if buf == nil {
if req, err = http.NewRequest("POST", uri, strings.NewReader(enc)); err != nil {
return
}
req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
} else {
w = multipart.NewWriter(bufdata)
if bw, err = w.CreateFormFile("file", "1.jpg"); err != nil {
return
}
if _, err = bw.Write(buf); err != nil {
return
}
for key, _ := range params {
w.WriteField(key, params.Get(key))
}
ctype = w.FormDataContentType()
if err = w.Close(); err != nil {
return
}
if req, err = http.NewRequest("POST", uri, bufdata); err != nil {
return
}
req.Header.Set("Content-Type", ctype)
}
}
td := _timer.Start(5*time.Second, func() {
_canceler(req)
})
if resp, err = _client.Do(req); err != nil {
log.Errorf("_client.Do(%s) error(%v)", ru, err)
return
}
td.Stop()
defer resp.Body.Close()
if res == nil {
return
}
if resp.StatusCode != http.StatusOK {
log.Errorf("_client.Do(%s) status: %d", ru, resp.StatusCode)
return
}
if body, err = ioutil.ReadAll(resp.Body); err != nil {
log.Errorf("ioutil.ReadAll(%s) uri(%s) error(%v)", body, ru, err)
return
}
if err = json.Unmarshal(body, res); err != nil {
log.Errorf("json.Unmarshal(%s) uri(%s) error(%v)", body, ru, err)
}
return
}
func (client rest) MultipartPut(token string, m *multipart.Writer, url string, data *bytes.Buffer, body interface{}) Reply {
return client.req(token, "PUT", url, m.FormDataContentType(), "", "", data, body)
}
func PostFile(req_url, path, filename string, start, end, filesize int, params map[string]string) (body string, err error) {
var buffer *bytes.Buffer = bytes.NewBuffer(make([]byte, 0))
var writer *multipart.Writer = multipart.NewWriter(buffer)
for k, v := range params {
err = writer.WriteField(k, v)
if err != nil {
return
}
}
var file *os.File
if file, err = os.OpenFile(path, os.O_RDONLY, 0644); err != nil {
return
}
defer file.Close()
w, err := writer.CreateFormFile("file", filename)
if err != nil {
return
}
var size = end - start + 1
if size == filesize {
_, err = io.Copy(w, file)
if err != nil {
return
}
} else {
var section []byte = make([]byte, size)
var n int
n, err = file.ReadAt(section, int64(start))
if err != nil || n != size {
return
}
var buf *bytes.Buffer = bytes.NewBuffer(make([]byte, 0))
buf.Write(section)
_, err = io.Copy(w, buf)
if err != nil {
return
}
}
writer.Close()
var client *http.Client = new(http.Client)
var req *http.Request
req, err = http.NewRequest("POST", req_url, buffer)
if err != nil {
return
}
req.Header.Set("Content-Type", writer.FormDataContentType())
req.Header.Set("User-Agent", "Mozilla/5.0 (Windows NT 6.1; rv:17.0) Gecko/20100101 Firefox/17.0")
var resp *http.Response
resp, err = client.Do(req)
if err != nil {
return
}
defer resp.Body.Close()
resp_body, err := ioutil.ReadAll(resp.Body)
body = string(resp_body)
if resp.StatusCode != 200 {
err = errors.New(fmt.Sprintf("%d", resp.StatusCode))
return
}
return
}
func (douban *Douban) post(requestUrl string, accessToken string, params Params, picReader io.Reader, picFormat string, response interface{}) error {
var urlBuffer bytes.Buffer
urlBuffer.WriteString(requestUrl)
var bodyBuffer bytes.Buffer
var writer *multipart.Writer
if picReader == nil {
body := url.Values{}
for k, v := range params {
value := fmt.Sprint(v)
body.Add(k, value)
}
bodyBuffer = *bytes.NewBufferString(body.Encode())
} else {
writer = multipart.NewWriter(&bodyBuffer)
picWriter, err := writer.CreateFormFile("image", "image."+picFormat)
if err != nil {
return err
}
_, e := io.Copy(picWriter, picReader)
if e != nil {
return e
}
for k, v := range params {
value := fmt.Sprint(v)
if k != "" && value != "" {
writer.WriteField(k, value)
}
}
writer.Close()
}
// log.Printf("URL: %s\n", urlBuffer.String())
// log.Printf("Body: %#v\n", bodyBuffer)
req, err := http.NewRequest("POST", urlBuffer.String(), &bodyBuffer)
if err != nil {
return err
}
req.Header.Add("Authorization", accessToken)
if picReader == nil {
req.Header.Add("Content-Type", "application/x-www-form-urlencoded")
} else {
req.Header.Add("Content-Type", writer.FormDataContentType())
}
// log.Printf("Header: %#V\n", req.Header)
resp, err := douban.httpClient.Do(req)
if err != nil {
return err
}
defer resp.Body.Close()
respContent, err := ioutil.ReadAll(resp.Body)
if err != nil {
return err
}
if resp.StatusCode != 200 {
doubanError := DoubanError{}
err := json.Unmarshal(respContent, &doubanError)
if err != nil {
return err
} else {
return &doubanError
}
}
//log.Printf("==================================\n================================\n%s\n", respContent)
return json.Unmarshal(respContent, &response)
}
func TestHTTPAPI(t *testing.T) {
// get volume
// upload
// uploads
// delete
// deletes
var (
client http.Client
s *Store
z *Zookeeper
w *multipart.Writer
f *os.File
bw io.Writer
req *http.Request
resp *http.Response
body []byte
err error
buf = &bytes.Buffer{}
tr = &testRet{}
file = "./test/store_api.idx"
bfile = "./test/block_api_1"
ifile = "./test/block_api_1.idx"
)
os.Remove(file)
os.Remove(bfile)
os.Remove(ifile)
defer os.Remove(file)
defer os.Remove(bfile)
defer os.Remove(ifile)
t.Log("NewStore()")
if z, err = NewZookeeper([]string{"localhost:2181"}, time.Second*1, "/rack/test-api/"); err != nil {
t.Errorf("NewZookeeper() error(%v)", err)
t.FailNow()
}
z.DelVolume(1)
if s, err = NewStore(z, file); err != nil {
t.Errorf("NewStore() error(%v)", err)
t.FailNow()
}
defer s.Close()
StartAdmin(s, "localhost:6064")
time.Sleep(1 * time.Second)
t.Log("AddFreeVolume()")
buf.Reset()
buf.WriteString("n=1&bdir=./test/&idir=./test/")
if resp, err = http.Post("http://localhost:6064/add_free_volume", "application/x-www-form-urlencoded", buf); err != nil {
t.Errorf("http.Post() error(%v)", err)
t.FailNow()
}
defer resp.Body.Close()
if body, err = ioutil.ReadAll(resp.Body); err != nil {
t.Errorf("ioutil.ReadAll() error(%v)", err)
t.FailNow()
}
t.Logf("%s", body)
if err = json.Unmarshal(body, tr); err != nil {
t.Errorf("json.Unmarshal() error(%v)", err)
t.FailNow()
}
if tr.Ret != 1 {
t.FailNow()
}
t.Log("AddVolume()")
buf.Reset()
buf.WriteString("vid=1")
if resp, err = http.Post("http://localhost:6064/add_volume", "application/x-www-form-urlencoded", buf); err != nil {
t.Errorf("http.Post() error(%v)", err)
t.FailNow()
}
defer resp.Body.Close()
if body, err = ioutil.ReadAll(resp.Body); err != nil {
t.Errorf("ioutil.ReadAll() error(%v)", err)
t.FailNow()
}
t.Logf("%s", body)
if err = json.Unmarshal(body, tr); err != nil {
t.Errorf("json.Unmarshal() error(%v)", err)
t.FailNow()
}
if tr.Ret != 1 {
t.FailNow()
}
StartApi(s, "localhost:6062")
time.Sleep(1 * time.Second)
t.Log("Upload")
buf.Reset()
w = multipart.NewWriter(buf)
if bw, err = w.CreateFormFile("file", "./test/1.jpg"); err != nil {
t.Errorf("w.CreateFormFile() error(%v)", err)
t.FailNow()
}
if f, err = os.Open("./test/1.jpg"); err != nil {
t.Errorf("os.Open() error(%v)", err)
t.FailNow()
}
defer f.Close()
if _, err = io.Copy(bw, f); err != nil {
t.Errorf("io.Copy() error(%v)", err)
t.FailNow()
}
if err = w.WriteField("vid", "1"); err != nil {
t.Errorf("w.WriteField() error(%v)", err)
t.FailNow()
}
if err = w.WriteField("key", "15"); err != nil {
t.Errorf("w.WriteField() error(%v)", err)
t.FailNow()
}
if err = w.WriteField("cookie", "15"); err != nil {
t.Errorf("w.WriteField() error(%v)", err)
t.FailNow()
}
w.Close()
if req, err = http.NewRequest("POST", "http://localhost:6062/upload", buf); err != nil {
t.Errorf("http..NewRequest() error(%v)", err)
t.FailNow()
}
req.Header.Set("Content-Type", w.FormDataContentType())
if resp, err = client.Do(req); err != nil {
t.Errorf("client.Do() error(%v)", err)
t.FailNow()
}
defer resp.Body.Close()
if body, err = ioutil.ReadAll(resp.Body); err != nil {
t.Errorf("ioutil.ReadAll() error(%v)", err)
t.FailNow()
}
if err = json.Unmarshal(body, tr); err != nil {
t.Errorf("json.Unmarshal() error(%v)", err)
t.FailNow()
}
if tr.Ret != 1 {
t.Errorf("ret: %d", tr.Ret)
t.FailNow()
}
t.Log("Uploads")
buf.Reset()
w = multipart.NewWriter(buf)
if err = w.WriteField("vid", "1"); err != nil {
t.Errorf("w.WriteField() error(%v)", err)
t.FailNow()
}
for i := 1; i < 10; i++ {
if bw, err = w.CreateFormFile("file", "./test/"+strconv.Itoa(i)+".jpg"); err != nil {
t.Errorf("w.CreateFormFile() error(%v)", err)
t.FailNow()
}
if f, err = os.Open("./test/" + strconv.Itoa(i) + ".jpg"); err != nil {
t.Errorf("os.Open() error(%v)", err)
t.FailNow()
}
defer f.Close()
if _, err = io.Copy(bw, f); err != nil {
t.Errorf("io.Copy() error(%v)", err)
t.FailNow()
}
if err = w.WriteField("keys", strconv.Itoa(20+i)); err != nil {
t.Errorf("w.WriteField() error(%v)", err)
t.FailNow()
}
if err = w.WriteField("cookies", strconv.Itoa(20+i)); err != nil {
t.Errorf("w.WriteField() error(%v)", err)
t.FailNow()
}
}
w.Close()
if req, err = http.NewRequest("POST", "http://localhost:6062/uploads", buf); err != nil {
t.Errorf("http..NewRequest() error(%v)", err)
t.FailNow()
}
req.Header.Set("Content-Type", w.FormDataContentType())
if resp, err = client.Do(req); err != nil {
t.Errorf("client.Do() error(%v)", err)
t.FailNow()
}
defer resp.Body.Close()
if body, err = ioutil.ReadAll(resp.Body); err != nil {
t.Errorf("ioutil.ReadAll() error(%v)", err)
t.FailNow()
}
if err = json.Unmarshal(body, tr); err != nil {
t.Errorf("json.Unmarshal() error(%v)", err)
t.FailNow()
}
if tr.Ret != 1 {
t.Errorf("ret: %d", tr.Ret)
t.FailNow()
}
// t.Log("Get")
t.Log("Delete")
buf.Reset()
buf.WriteString("vid=1&key=21")
if resp, err = http.Post("http://localhost:6062/del", "application/x-www-form-urlencoded", buf); err != nil {
t.Errorf("http.Post() error(%v)", err)
t.FailNow()
}
defer resp.Body.Close()
if body, err = ioutil.ReadAll(resp.Body); err != nil {
t.Errorf("ioutil.ReadAll() error(%v)", err)
t.FailNow()
}
t.Logf("%s", body)
if err = json.Unmarshal(body, tr); err != nil {
t.Errorf("json.Unmarshal() error(%v)", err)
t.FailNow()
}
if tr.Ret != 1 {
t.FailNow()
}
t.Log("Deletes")
buf.Reset()
buf.WriteString("vid=1&keys=21&keys=22")
if resp, err = http.Post("http://localhost:6062/dels", "application/x-www-form-urlencoded", buf); err != nil {
t.Errorf("http.Post() error(%v)", err)
t.FailNow()
}
defer resp.Body.Close()
if body, err = ioutil.ReadAll(resp.Body); err != nil {
t.Errorf("ioutil.ReadAll() error(%v)", err)
t.FailNow()
}
t.Logf("%s", body)
if err = json.Unmarshal(body, tr); err != nil {
t.Errorf("json.Unmarshal() error(%v)", err)
t.FailNow()
}
if tr.Ret != 1 {
t.FailNow()
}
}
// 向微博API服务器发送POST请求
//
// 输入参数的含义请见Upload函数注释。当reader == nil时使用query string模式，否则使用multipart。
func (weibo *Weibo) sendPostHttpRequest(uri string, token string, params Params, reader io.Reader, imageFormat string, response interface{}) error {
// 生成POST请求URI
requestUri := fmt.Sprintf("%s?access_token=%s", uri, token)
// 生成POST内容
var bodyBuffer bytes.Buffer
var writer *multipart.Writer
if reader == nil {
// reader为nil时无文件上传，因此POST body为简单的query string模式
pb := url.Values{}
pb.Add("access_token", token)
for k, v := range params {
value := fmt.Sprint(v)
if k != "" && value != "" {
pb.Add(k, value)
}
}
bodyBuffer = *bytes.NewBufferString(pb.Encode())
} else {
// 否则POST body使用multipart模式
writer = multipart.NewWriter(&bodyBuffer)
imagePartWriter, _ := writer.CreateFormFile("pic", "image."+imageFormat)
io.Copy(imagePartWriter, reader)
for k, v := range params {
value := fmt.Sprint(v)
if k != "" && value != "" {
writer.WriteField(k, value)
}
}
writer.Close()
}
// 生成POST请求
req, err := http.NewRequest("POST", requestUri, &bodyBuffer)
if err != nil {
return err
}
if reader == nil {
// reader为nil时使用一般的内容类型
req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
} else {
// 否则使用带boundary的multipart类型
req.Header.Set("Content-Type", writer.FormDataContentType())
}
// 发送请求
resp, err := weibo.httpClient.Do(req)
if err != nil {
return err
}
defer resp.Body.Close()
// 解析API服务器返回内容
bytes, _ := ioutil.ReadAll(resp.Body)
if resp.StatusCode == 200 {
err := json.Unmarshal(bytes, &response)
if err != nil {
return err
}
return nil
} else {
var weiboErr WeiboError
err := json.Unmarshal(bytes, &weiboErr)
if err != nil {
return err
}
return weiboErr
}
return nil
}
