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photoview/api/database/database.go

89 lines
1.8 KiB
Go

package database
import (
"log"
"net/url"
"os"
"strings"
"github.com/photoview/photoview/api/graphql/models"
"github.com/pkg/errors"
"gorm.io/driver/mysql"
"gorm.io/driver/sqlite"
"gorm.io/gorm"
"gorm.io/gorm/logger"
)
func getMysqlAddress() (*url.URL, error) {
address, err := url.Parse(os.Getenv("MYSQL_URL"))
if err != nil {
return nil, errors.Wrap(err, "Could not parse mysql url")
}
if address.String() == "" {
return nil, errors.New("Environment variable MYSQL_URL missing, exiting")
}
queryValues := address.Query()
queryValues.Add("multiStatements", "true")
queryValues.Add("parseTime", "true")
address.RawQuery = queryValues.Encode()
return address, nil
}
// SetupDatabase connects to the database using environment variables
func SetupDatabase() (*gorm.DB, error) {
config := gorm.Config{}
// Enable database debug logging
config.Logger = logger.Default.LogMode(logger.Info)
var databaseDialect gorm.Dialector
switch strings.ToLower(os.Getenv("PHOTOVIEW_DATABASE_DRIVER")) {
case "mysql":
mysqlAddress, err := getMysqlAddress()
if err != nil {
return nil, err
}
log.Printf("Connecting to database: %s", mysqlAddress)
databaseDialect = mysql.Open(mysqlAddress.String())
case "sqlite":
path := os.Getenv("PHOTOVIEW_SQLITE_PATH")
if path == "" {
path = "photoview.db"
}
databaseDialect = sqlite.Open(path)
}
db, err := gorm.Open(databaseDialect, &config)
if err != nil {
return nil, errors.Wrap(err, "could not connect to database")
}
// TODO: Add connection retries
return db, nil
}
func MigrateDatabase(db *gorm.DB) error {
db.AutoMigrate(
&models.User{},
&models.AccessToken{},
&models.SiteInfo{},
&models.Media{},
&models.MediaURL{},
&models.Album{},
&models.MediaEXIF{},
&models.VideoMetadata{},
&models.ShareToken{},
&models.UserMediaData{},
)
return nil
}