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HLS video handling/storage/state refactor (#151)

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* WIP with new transcoder progress monitor

* A whole different WIP in progress monitoring via local PUTs

* Use an actual hls playlist parser to rewrite master playlist

* Cleanup

* Private vs public path for thumbnail generation

* Allow each storage provider to make decisions of how to store different types of files

* Simplify inbound file writes

* Revert

* Split out set stream as connected/disconnected state methods

* Update videojs

* Add comment about the hls handler

* Rework of the offline stream state.  For #85

* Delete old unreferenced video segment files from disk

* Cleanup all segments and revert to a completely offline state after 5min

* Stop thumbnail generation on stream stop. Copy logo to thumbnail on cleanup.

* Update transcoder test

* Add comment

* Return http 200 on success to transcoder. Tweak how files are written to disk

* Force pixel color format in transcoder

* Add debugging info for S3 transfers. Add default ACL.

* Fix cleanup timer

* Reset session stats when we cleanup the session.

* Put log file back

* Update test

* File should not be a part of this commit

* Add centralized shared performance timer for use anywhere

* Post-rebase cleanup

* Support returning nil from storage provider save

* Updates to reflect package changes + other updates in master

* Fix storage providers being overwritten

* Do not return pointer in save. Support cache headers with S3 providers

* Split out videojs + vhs and point to specific working versions of them

* Bump vjs and vhs versions

* Fix test

* Remove unused

* Update upload warning message

* No longer valid comment

* Pin videojs and vhs versions
This commit is contained in:
Gabe Kangas
2020-10-14 14:07:38 -07:00
committed by GitHub
parent 57f2e4b567
commit 6ea9affce0
43 changed files with 30296 additions and 56701 deletions
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36
utils/utils.go
View File

@ -4,6 +4,7 @@ import (
"bytes"
"io/ioutil"
"os"
"path"
"path/filepath"
"strings"
@ -39,7 +40,14 @@ func GetRelativePathFromAbsolutePath(path string) string {
return filepath.Join(variant, file)
}
//Copy copies the
func GetIndexFromFilePath(path string) string {
pathComponents := strings.Split(path, "/")
variant := pathComponents[len(pathComponents)-2]
return variant
}
//Copy copies the file to destination
func Copy(source, destination string) error {
input, err := ioutil.ReadFile(source)
if err != nil {
@ -49,6 +57,11 @@ func Copy(source, destination string) error {
return ioutil.WriteFile(destination, input, 0644)
}
//Move moves the file to destination
func Move(source, destination string) error {
return os.Rename(source, destination)
}
// IsUserAgentABot returns if a web client user-agent is seen as a bot
func IsUserAgentABot(userAgent string) bool {
if userAgent == "" {
@ -97,3 +110,24 @@ func RenderSimpleMarkdown(raw string) string {
return buf.String()
}
// GetCacheDurationSecondsForPath will return the number of seconds to cache an item
func GetCacheDurationSecondsForPath(filePath string) int {
if path.Base(filePath) == "thumbnail.jpg" {
// Thumbnails re-generate during live
return 20
} else if path.Ext(filePath) == ".js" || path.Ext(filePath) == ".css" {
// Cache javascript & CSS
return 60
} else if path.Ext(filePath) == ".ts" {
// Cache video segments as long as you want. They can't change.
// This matters most for local hosting of segments for recordings
// and not for live or 3rd party storage.
return 31557600
} else if path.Ext(filePath) == ".m3u8" {
return 0
}
// Default cache length in seconds
return 30
}