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87636a4183
* Add s3 serving endpoint config. Fixes #90 * Move CDN endpoint generation to GenerateRemotePlaylist * Include HLS path * Add docs and config * Prefer sprintf to string concatenation * Use config method * gofmt
129 lines
3.1 KiB
Go
129 lines
3.1 KiB
Go
package storageproviders
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import (
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"bufio"
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"fmt"
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"os"
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"strings"
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log "github.com/sirupsen/logrus"
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"github.com/aws/aws-sdk-go/aws"
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"github.com/aws/aws-sdk-go/aws/credentials"
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"github.com/aws/aws-sdk-go/aws/session"
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"github.com/aws/aws-sdk-go/service/s3/s3manager"
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"github.com/gabek/owncast/config"
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"github.com/gabek/owncast/models"
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)
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//S3Storage is the s3 implementation of the ChunkStorageProvider
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type S3Storage struct {
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sess *session.Session
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host string
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s3Endpoint string
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s3ServingEndpoint string
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s3Region string
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s3Bucket string
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s3AccessKey string
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s3Secret string
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s3ACL string
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}
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//Setup sets up the s3 storage for saving the video to s3
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func (s *S3Storage) Setup() error {
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log.Trace("Setting up S3 for external storage of video...")
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s.s3Endpoint = config.Config.S3.Endpoint
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s.s3ServingEndpoint = config.Config.S3.ServingEndpoint
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s.s3Region = config.Config.S3.Region
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s.s3Bucket = config.Config.S3.Bucket
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s.s3AccessKey = config.Config.S3.AccessKey
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s.s3Secret = config.Config.S3.Secret
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s.s3ACL = config.Config.S3.ACL
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s.sess = s.connectAWS()
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return nil
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}
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//Save saves the file to the s3 bucket
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func (s *S3Storage) Save(filePath string, retryCount int) (string, error) {
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// fmt.Println("Saving", filePath)
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file, err := os.Open(filePath)
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if err != nil {
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return "", err
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}
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defer file.Close()
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uploader := s3manager.NewUploader(s.sess)
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uploadInput := &s3manager.UploadInput{
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Bucket: aws.String(s.s3Bucket), // Bucket to be used
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Key: aws.String(filePath), // Name of the file to be saved
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Body: file, // File
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}
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if s.s3ACL != "" {
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uploadInput.ACL = aws.String(s.s3ACL)
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}
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response, err := uploader.Upload(uploadInput)
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if err != nil {
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log.Trace("error uploading:", err.Error())
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if retryCount < 4 {
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log.Trace("Retrying...")
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return s.Save(filePath, retryCount+1)
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}
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}
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// fmt.Println("Uploaded", filePath, "to", response.Location)
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return response.Location, nil
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}
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//GenerateRemotePlaylist implements the 'GenerateRemotePlaylist' method
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func (s *S3Storage) GenerateRemotePlaylist(playlist string, variant models.Variant) string {
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var newPlaylist = ""
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scanner := bufio.NewScanner(strings.NewReader(playlist))
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for scanner.Scan() {
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line := scanner.Text()
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if line[0:1] != "#" {
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fullRemotePath := variant.GetSegmentForFilename(line)
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if fullRemotePath == nil {
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line = ""
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} else if s.s3ServingEndpoint != "" {
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line = fmt.Sprintf("%s/%s/%s", s.s3ServingEndpoint, config.Config.GetPrivateHLSSavePath(), fullRemotePath.RelativeUploadPath)
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} else {
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line = fullRemotePath.RemoteID
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}
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}
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newPlaylist = newPlaylist + line + "\n"
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}
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return newPlaylist
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}
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func (s S3Storage) connectAWS() *session.Session {
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creds := credentials.NewStaticCredentials(s.s3AccessKey, s.s3Secret, "")
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_, err := creds.Get()
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if err != nil {
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log.Panicln(err)
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}
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sess, err := session.NewSession(
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&aws.Config{
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Region: aws.String(s.s3Region),
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Credentials: creds,
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Endpoint: aws.String(s.s3Endpoint),
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S3ForcePathStyle: aws.Bool(true),
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},
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)
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if err != nil {
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log.Panicln(err)
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}
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return sess
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}
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