139 lines
2.6 KiB
Go
139 lines
2.6 KiB
Go
package yp
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import (
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"bytes"
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"io/ioutil"
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"net/http"
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"os"
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"time"
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"encoding/json"
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"github.com/owncast/owncast/config"
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"github.com/owncast/owncast/models"
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log "github.com/sirupsen/logrus"
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)
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const pingInterval = 4 * time.Minute
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var getStatus func() models.Status
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//YP is a service for handling listing in the Owncast directory.
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type YP struct {
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timer *time.Ticker
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}
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type ypPingResponse struct {
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Key string `json:"key"`
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Success bool `json:"success"`
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Error string `json:"error"`
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ErrorCode int `json:"errorCode"`
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}
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type ypPingRequest struct {
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Key string `json:"key"`
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URL string `json:"url"`
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}
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// NewYP creates a new instance of the YP service handler
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func NewYP(getStatusFunc func() models.Status) *YP {
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getStatus = getStatusFunc
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return &YP{}
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}
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// Start is run when a live stream begins to start pinging YP
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func (yp *YP) Start() {
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yp.timer = time.NewTicker(pingInterval)
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go func() {
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for {
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select {
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case <-yp.timer.C:
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yp.ping()
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}
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}
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}()
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yp.ping()
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}
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// Stop stops the pinging of YP
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func (yp *YP) Stop() {
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yp.timer.Stop()
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}
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func (yp *YP) ping() {
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myInstanceURL := config.Config.YP.InstanceURL
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key := yp.getSavedKey()
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log.Traceln("Pinging YP as: ", config.Config.InstanceDetails.Name)
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request := ypPingRequest{
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Key: key,
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URL: myInstanceURL,
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}
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req, err := json.Marshal(request)
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if err != nil {
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log.Errorln(err)
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return
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}
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pingURL := config.Config.GetYPServiceHost() + "/ping"
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resp, err := http.Post(pingURL, "application/json", bytes.NewBuffer(req))
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if err != nil {
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log.Errorln(err)
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return
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}
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defer resp.Body.Close()
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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log.Errorln(err)
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}
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pingResponse := ypPingResponse{}
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json.Unmarshal(body, &pingResponse)
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if !pingResponse.Success {
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log.Debugln("YP Ping error returned from service:", pingResponse.Error)
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return
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}
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if pingResponse.Key != key {
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yp.writeSavedKey(pingResponse.Key)
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}
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}
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func (yp *YP) writeSavedKey(key string) {
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f, err := os.Create(".yp.key")
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if err != nil {
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log.Errorln(err)
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return
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}
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defer f.Close()
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_, err = f.WriteString(key)
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if err != nil {
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log.Errorln(err)
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return
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}
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}
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func (yp *YP) getSavedKey() string {
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fileBytes, err := ioutil.ReadFile(".yp.key")
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if err != nil {
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return ""
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}
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return string(fileBytes)
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}
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// DisplayInstructions will let the user know they are not in the directory by default and
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// how they can enable the feature.
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func DisplayInstructions() {
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text := "Your instance can be listed on the Owncast directory at http://directory.owncast.online by enabling YP in your config. Learn more at https://directory.owncast.online/get-listed."
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log.Debugln(text)
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}
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