mirror of
https://github.com/owncast/owncast.git
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c6c6f0233d
* Expand the linters and types of warnings to improve consistency and safety * Fail lint workflow if there are errors * golint has been replaced by revive * Hand-pick some of the default exclude list * Ignore error when trying to delete preview gif * Ignore linter warning opening playlist path * Rename user field Id -> ID * A bunch of renames to address linter warnings * Rename ChatClient -> Client per linter suggestion best practice * Rename ChatServer -> Server per linter suggestion best practice * More linter warning fixes * Add missing comments to all exported functions and properties
140 lines
2.9 KiB
Go
140 lines
2.9 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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"net/url"
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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/core/data"
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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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var _inErrorState = false
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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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for range yp.timer.C {
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yp.ping()
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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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if !data.GetDirectoryEnabled() {
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return
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}
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// Hack: Don't allow ping'ing when offline.
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// It shouldn't even be trying to, but on some instances the ping timer isn't stopping.
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if !getStatus().Online {
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return
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}
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myInstanceURL := data.GetServerURL()
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if myInstanceURL == "" {
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log.Warnln("Server URL not set in the configuration. Directory access is disabled until this is set.")
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return
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}
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isValidInstanceURL := isURL(myInstanceURL)
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if myInstanceURL == "" || !isValidInstanceURL {
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if !_inErrorState {
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log.Warnln("YP Error: unable to use", myInstanceURL, "as a public instance URL. Fix this value in your configuration.")
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}
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_inErrorState = true
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return
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}
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key := data.GetDirectoryRegistrationKey()
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log.Traceln("Pinging YP as: ", data.GetServerName(), "with key", key)
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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.GetDefaults().YPServer + "/api/ping"
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resp, err := http.Post(pingURL, "application/json", bytes.NewBuffer(req)) //nolint
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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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if err := json.Unmarshal(body, &pingResponse); err != nil {
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log.Errorln(err)
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}
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if !pingResponse.Success {
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if !_inErrorState {
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log.Warnln("YP Ping error returned from service:", pingResponse.Error)
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}
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_inErrorState = true
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return
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}
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_inErrorState = false
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if pingResponse.Key != key {
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if err := data.SetDirectoryRegistrationKey(key); err != nil {
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log.Errorln("unable to save directory key:", err)
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}
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}
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}
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func isURL(str string) bool {
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u, err := url.Parse(str)
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return err == nil && u.Scheme != "" && u.Host != ""
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}
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