owncast/core/data/migrator.go

267 lines
8.6 KiB
Go

package data
import (
"encoding/json"
"io/ioutil"
"os"
"path/filepath"
"github.com/owncast/owncast/config"
"github.com/owncast/owncast/models"
"github.com/owncast/owncast/utils"
log "github.com/sirupsen/logrus"
"gopkg.in/yaml.v2"
)
// RunMigrations will start the migration process from the config file.
func RunMigrations() {
if !utils.DoesFileExists(config.BackupDirectory) {
if err := os.Mkdir(config.BackupDirectory, 0700); err != nil {
log.Errorln("Unable to create backup directory", err)
return
}
}
migrateConfigFile()
migrateStatsFile()
migrateYPKey()
}
func migrateStatsFile() {
oldStats := models.Stats{}
if !utils.DoesFileExists(config.StatsFile) {
return
}
log.Infoln("Migrating", config.StatsFile, "to new datastore")
jsonFile, err := ioutil.ReadFile(config.StatsFile)
if err != nil {
log.Errorln(err)
return
}
if err := json.Unmarshal(jsonFile, &oldStats); err != nil {
log.Errorln(err)
return
}
_ = SetPeakSessionViewerCount(oldStats.SessionMaxViewerCount)
_ = SetPeakOverallViewerCount(oldStats.OverallMaxViewerCount)
if err := utils.Move(config.StatsFile, "backup/stats.old"); err != nil {
log.Warnln(err)
}
}
func migrateYPKey() {
filePath := ".yp.key"
if !utils.DoesFileExists(filePath) {
return
}
log.Infoln("Migrating", filePath, "to new datastore")
keyFile, err := ioutil.ReadFile(filePath)
if err != nil {
log.Errorln("Unable to migrate", keyFile, "there may be issues registering with the directory")
}
if err := SetDirectoryRegistrationKey(string(keyFile)); err != nil {
log.Errorln("Unable to migrate", keyFile, "there may be issues registering with the directory")
return
}
if err := utils.Move(filePath, "backup/yp.key.old"); err != nil {
log.Warnln(err)
}
}
func migrateConfigFile() {
filePath := config.ConfigFilePath
if !utils.DoesFileExists(filePath) {
return
}
log.Infoln("Migrating", filePath, "to new datastore")
var oldConfig configFile
yamlFile, err := ioutil.ReadFile(filePath)
if err != nil {
log.Errorln("config file err", err)
return
}
if err := yaml.Unmarshal(yamlFile, &oldConfig); err != nil {
log.Errorln("Error reading the config file.", err)
return
}
_ = SetServerName(oldConfig.InstanceDetails.Name)
_ = SetServerSummary(oldConfig.InstanceDetails.Summary)
_ = SetServerMetadataTags(oldConfig.InstanceDetails.Tags)
_ = SetStreamKey(oldConfig.VideoSettings.StreamingKey)
_ = SetNSFW(oldConfig.InstanceDetails.NSFW)
_ = SetServerURL(oldConfig.YP.InstanceURL)
_ = SetDirectoryEnabled(oldConfig.YP.Enabled)
_ = SetSocialHandles(oldConfig.InstanceDetails.SocialHandles)
_ = SetFfmpegPath(oldConfig.FFMpegPath)
_ = SetHTTPPortNumber(float64(oldConfig.WebServerPort))
_ = SetRTMPPortNumber(float64(oldConfig.RTMPServerPort))
// Migrate logo
if logo := oldConfig.InstanceDetails.Logo; logo != "" {
filename := filepath.Base(logo)
oldPath := filepath.Join("webroot", logo)
newPath := filepath.Join("data", filename)
log.Infoln("Copying logo from", oldPath, "to", newPath)
err := utils.Copy(oldPath, newPath)
if err != nil {
log.Errorln("Error moving logo", logo, err)
} else {
_ = SetLogoPath(filename)
}
}
// Migrate video variants
variants := []models.StreamOutputVariant{}
for _, variant := range oldConfig.VideoSettings.StreamQualities {
migratedVariant := models.StreamOutputVariant{}
migratedVariant.IsAudioPassthrough = true
migratedVariant.IsVideoPassthrough = variant.IsVideoPassthrough || variant.VideoBitrate == 0
migratedVariant.Framerate = variant.Framerate
migratedVariant.VideoBitrate = variant.VideoBitrate
migratedVariant.ScaledHeight = variant.ScaledHeight
migratedVariant.ScaledWidth = variant.ScaledWidth
presetMapping := map[string]int{
"ultrafast": 1,
"superfast": 2,
"veryfast": 3,
"faster": 4,
"fast": 5,
}
migratedVariant.CPUUsageLevel = presetMapping[variant.EncoderPreset]
variants = append(variants, migratedVariant)
}
_ = SetStreamOutputVariants(variants)
// Migrate latency level
level := 2
oldSegmentLength := oldConfig.VideoSettings.ChunkLengthInSeconds
oldNumberOfSegments := oldConfig.Files.MaxNumberInPlaylist
latencyLevels := models.GetLatencyConfigs()
if oldSegmentLength == latencyLevels[0].SecondsPerSegment && oldNumberOfSegments == latencyLevels[0].SegmentCount {
level = 0
} else if oldSegmentLength == latencyLevels[1].SecondsPerSegment && oldNumberOfSegments == latencyLevels[2].SegmentCount {
level = 1
} else if oldSegmentLength == latencyLevels[2].SecondsPerSegment && oldNumberOfSegments == latencyLevels[2].SegmentCount {
level = 2
} else if oldSegmentLength == latencyLevels[3].SecondsPerSegment && oldNumberOfSegments == latencyLevels[3].SegmentCount {
level = 3
} else if oldSegmentLength >= latencyLevels[4].SecondsPerSegment && oldNumberOfSegments >= latencyLevels[4].SegmentCount {
level = 4
}
_ = SetStreamLatencyLevel(float64(level))
// Migrate storage config
_ = SetS3Config(models.S3(oldConfig.Storage))
// Migrate the old content.md file
content, err := ioutil.ReadFile(config.ExtraInfoFile)
if err == nil && len(content) > 0 {
_ = SetExtraPageBodyContent(string(content))
}
if err := utils.Move(filePath, "backup/config.old"); err != nil {
log.Warnln(err)
}
log.Infoln("Your old config file can be found in the backup directory for reference. For all future configuration use the web admin.")
}
type configFile struct {
DatabaseFilePath string `yaml:"databaseFile"`
EnableDebugFeatures bool `yaml:"-"`
FFMpegPath string
Files files `yaml:"files"`
InstanceDetails instanceDetails `yaml:"instanceDetails"`
VersionInfo string `yaml:"-"` // For storing the version/build number
VersionNumber string `yaml:"-"`
VideoSettings videoSettings `yaml:"videoSettings"`
WebServerPort int
RTMPServerPort int
YP yp `yaml:"yp"`
Storage s3 `yaml:"s3"`
}
// instanceDetails defines the user-visible information about this particular instance.
type instanceDetails struct {
Name string `yaml:"name"`
Title string `yaml:"title"`
Summary string `yaml:"summary"`
Logo string `yaml:"logo"`
Tags []string `yaml:"tags"`
Version string `yaml:"version"`
NSFW bool `yaml:"nsfw"`
ExtraPageContent string `yaml:"extraPageContent"`
StreamTitle string `yaml:"streamTitle"`
SocialHandles []models.SocialHandle `yaml:"socialHandles"`
}
type videoSettings struct {
ChunkLengthInSeconds int `yaml:"chunkLengthInSeconds"`
StreamingKey string `yaml:"streamingKey"`
StreamQualities []streamQuality `yaml:"streamQualities"`
HighestQualityStreamIndex int `yaml:"-"`
}
// yp allows registration to the central Owncast yp (Yellow pages) service operating as a directory.
type yp struct {
Enabled bool `yaml:"enabled"`
InstanceURL string `yaml:"instanceURL"` // The public URL the directory should link to
}
// streamQuality defines the specifics of a single HLS stream variant.
type streamQuality struct {
// Enable passthrough to copy the video and/or audio directly from the
// incoming stream and disable any transcoding. It will ignore any of
// the below settings.
IsVideoPassthrough bool `yaml:"videoPassthrough" json:"videoPassthrough"`
IsAudioPassthrough bool `yaml:"audioPassthrough" json:"audioPassthrough"`
VideoBitrate int `yaml:"videoBitrate" json:"videoBitrate"`
AudioBitrate int `yaml:"audioBitrate" json:"audioBitrate"`
// Set only one of these in order to keep your current aspect ratio.
// Or set neither to not scale the video.
ScaledWidth int `yaml:"scaledWidth" json:"scaledWidth,omitempty"`
ScaledHeight int `yaml:"scaledHeight" json:"scaledHeight,omitempty"`
Framerate int `yaml:"framerate" json:"framerate"`
EncoderPreset string `yaml:"encoderPreset" json:"encoderPreset"`
}
type files struct {
MaxNumberInPlaylist int `yaml:"maxNumberInPlaylist"`
}
// s3 is for configuring the s3 integration.
type s3 struct {
Enabled bool `yaml:"enabled" json:"enabled"`
Endpoint string `yaml:"endpoint" json:"endpoint,omitempty"`
ServingEndpoint string `yaml:"servingEndpoint" json:"servingEndpoint,omitempty"`
AccessKey string `yaml:"accessKey" json:"accessKey,omitempty"`
Secret string `yaml:"secret" json:"secret,omitempty"`
Bucket string `yaml:"bucket" json:"bucket,omitempty"`
Region string `yaml:"region" json:"region,omitempty"`
ACL string `yaml:"acl" json:"acl,omitempty"`
}