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livechannel.go
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/
livechannel.go
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package oss
import (
"bytes"
"encoding/xml"
"fmt"
"io"
"net/http"
"strconv"
"time"
)
//
// CreateLiveChannel create a live-channel
//
// channelName the name of the channel
// config configuration of the channel
//
// CreateLiveChannelResult the result of create live-channel
// error nil if success, otherwise error
//
func (bucket Bucket) CreateLiveChannel(channelName string, config LiveChannelConfiguration) (CreateLiveChannelResult, error) {
var out CreateLiveChannelResult
bs, err := xml.Marshal(config)
if err != nil {
return out, err
}
buffer := new(bytes.Buffer)
buffer.Write(bs)
params := map[string]interface{}{}
params["live"] = nil
resp, err := bucket.do("PUT", channelName, params, nil, buffer, nil)
if err != nil {
return out, err
}
defer resp.Body.Close()
err = xmlUnmarshal(resp.Body, &out)
return out, err
}
//
// PutLiveChannelStatus Set the status of the live-channel: enabled/disabled
//
// channelName the name of the channel
// status enabled/disabled
//
// error nil if success, otherwise error
//
func (bucket Bucket) PutLiveChannelStatus(channelName, status string) error {
params := map[string]interface{}{}
params["live"] = nil
params["status"] = status
resp, err := bucket.do("PUT", channelName, params, nil, nil, nil)
if err != nil {
return err
}
defer resp.Body.Close()
return CheckRespCode(resp.StatusCode, []int{http.StatusOK})
}
// PostVodPlaylist create an playlist based on the specified playlist name, startTime and endTime
//
// channelName the name of the channel
// playlistName the name of the playlist, must end with ".m3u8"
// startTime the start time of the playlist
// endTime the endtime of the playlist
//
// error nil if success, otherwise error
//
func (bucket Bucket) PostVodPlaylist(channelName, playlistName string, startTime, endTime time.Time) error {
params := map[string]interface{}{}
params["vod"] = nil
params["startTime"] = strconv.FormatInt(startTime.Unix(), 10)
params["endTime"] = strconv.FormatInt(endTime.Unix(), 10)
key := fmt.Sprintf("%s/%s", channelName, playlistName)
resp, err := bucket.do("POST", key, params, nil, nil, nil)
if err != nil {
return err
}
defer resp.Body.Close()
return CheckRespCode(resp.StatusCode, []int{http.StatusOK})
}
// GetVodPlaylist get the playlist based on the specified channelName, startTime and endTime
//
// channelName the name of the channel
// startTime the start time of the playlist
// endTime the endtime of the playlist
//
// io.ReadCloser reader instance for reading data from response. It must be called close() after the usage and only valid when error is nil.
// error nil if success, otherwise error
//
func (bucket Bucket) GetVodPlaylist(channelName string, startTime, endTime time.Time) (io.ReadCloser, error) {
params := map[string]interface{}{}
params["vod"] = nil
params["startTime"] = strconv.FormatInt(startTime.Unix(), 10)
params["endTime"] = strconv.FormatInt(endTime.Unix(), 10)
resp, err := bucket.do("GET", channelName, params, nil, nil, nil)
if err != nil {
return nil, err
}
return resp.Body, nil
}
//
// GetLiveChannelStat Get the state of the live-channel
//
// channelName the name of the channel
//
// LiveChannelStat the state of the live-channel
// error nil if success, otherwise error
//
func (bucket Bucket) GetLiveChannelStat(channelName string) (LiveChannelStat, error) {
var out LiveChannelStat
params := map[string]interface{}{}
params["live"] = nil
params["comp"] = "stat"
resp, err := bucket.do("GET", channelName, params, nil, nil, nil)
if err != nil {
return out, err
}
defer resp.Body.Close()
err = xmlUnmarshal(resp.Body, &out)
return out, err
}
//
// GetLiveChannelInfo Get the configuration info of the live-channel
//
// channelName the name of the channel
//
// LiveChannelConfiguration the configuration info of the live-channel
// error nil if success, otherwise error
//
func (bucket Bucket) GetLiveChannelInfo(channelName string) (LiveChannelConfiguration, error) {
var out LiveChannelConfiguration
params := map[string]interface{}{}
params["live"] = nil
resp, err := bucket.do("GET", channelName, params, nil, nil, nil)
if err != nil {
return out, err
}
defer resp.Body.Close()
err = xmlUnmarshal(resp.Body, &out)
return out, err
}
//
// GetLiveChannelHistory Get push records of live-channel
//
// channelName the name of the channel
//
// LiveChannelHistory push records
// error nil if success, otherwise error
//
func (bucket Bucket) GetLiveChannelHistory(channelName string) (LiveChannelHistory, error) {
var out LiveChannelHistory
params := map[string]interface{}{}
params["live"] = nil
params["comp"] = "history"
resp, err := bucket.do("GET", channelName, params, nil, nil, nil)
if err != nil {
return out, err
}
defer resp.Body.Close()
err = xmlUnmarshal(resp.Body, &out)
return out, err
}
//
// ListLiveChannel list the live-channels
//
// options Prefix: filter by the name start with the value of "Prefix"
// MaxKeys: the maximum count returned
// Marker: cursor from which starting list
//
// ListLiveChannelResult live-channel list
// error nil if success, otherwise error
//
func (bucket Bucket) ListLiveChannel(options ...Option) (ListLiveChannelResult, error) {
var out ListLiveChannelResult
params, err := GetRawParams(options)
if err != nil {
return out, err
}
params["live"] = nil
resp, err := bucket.do("GET", "", params, nil, nil, nil)
if err != nil {
return out, err
}
defer resp.Body.Close()
err = xmlUnmarshal(resp.Body, &out)
return out, err
}
//
// DeleteLiveChannel Delete the live-channel. When a client trying to stream the live-channel, the operation will fail. it will only delete the live-channel itself and the object generated by the live-channel will not be deleted.
//
// channelName the name of the channel
//
// error nil if success, otherwise error
//
func (bucket Bucket) DeleteLiveChannel(channelName string) error {
params := map[string]interface{}{}
params["live"] = nil
if channelName == "" {
return fmt.Errorf("invalid argument: channel name is empty")
}
resp, err := bucket.do("DELETE", channelName, params, nil, nil, nil)
if err != nil {
return err
}
defer resp.Body.Close()
return CheckRespCode(resp.StatusCode, []int{http.StatusNoContent})
}
//
// SignRtmpURL Generate a RTMP push-stream signature URL for the trusted user to push the RTMP stream to the live-channel.
//
// channelName the name of the channel
// playlistName the name of the playlist, must end with ".m3u8"
// expires expiration (in seconds)
//
// string singed rtmp push stream url
// error nil if success, otherwise error
//
func (bucket Bucket) SignRtmpURL(channelName, playlistName string, expires int64) (string, error) {
if expires <= 0 {
return "", fmt.Errorf("invalid argument: %d, expires must greater than 0", expires)
}
expiration := time.Now().Unix() + expires
return bucket.Client.Conn.signRtmpURL(bucket.BucketName, channelName, playlistName, expiration), nil
}