/
main.go
114 lines (94 loc) · 2.37 KB
/
main.go
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package main
import (
"errors"
"fmt"
"os"
"github.com/gofrs/uuid/v5"
"github.com/golang-migrate/migrate/v4"
"github.com/golang-migrate/migrate/v4/database/sqlite3"
_ "github.com/golang-migrate/migrate/v4/source/file"
"github.com/mattmeyers/level"
"github.com/ninth-realm/heimdall/auth"
"github.com/ninth-realm/heimdall/client"
"github.com/ninth-realm/heimdall/http"
"github.com/ninth-realm/heimdall/store"
"github.com/ninth-realm/heimdall/store/sqlite"
"github.com/ninth-realm/heimdall/user"
_ "modernc.org/sqlite"
)
func main() {
if err := run(); err != nil {
fmt.Fprintf(os.Stderr, "%+v\n", err)
os.Exit(1)
}
}
func run() error {
config, err := loadConfig()
logLevel, err := level.ParseLevel(config.logLevel)
if err != nil {
return err
}
logger, err := level.NewBasicLogger(logLevel, nil)
if err != nil {
return err
}
var db sqlite.DB
switch config.Driver {
case "mem":
db, err = getSqliteDB("file::memory:", true)
db.UUIDGenerator = uuidV4Fn(uuid.NewV4)
case "sqlite":
db, err = getSqliteDB(
fmt.Sprintf("file:%s?mode=rwc", config.SQLite.Path),
config.runMigrations,
)
db.UUIDGenerator = uuidV4Fn(uuid.NewV4)
default:
return errors.New("unknown driver")
}
if err != nil {
return err
}
logger.Info("Using DB driver: %s", config.Driver)
return buildServer(config, db).ListenAndServe(fmt.Sprintf(":%d", config.port))
}
func buildServer(config Config, db store.Repository) *http.Server {
srv := http.NewServer()
srv.Logger, _ = level.NewBasicLogger(level.Info, nil)
srv.DisableAuth = config.setupMode
srv.UserService = user.Service{Repo: db}
srv.ClientService = client.Service{Repo: db}
srv.AuthService = auth.Service{Repo: db}
return srv
}
func getSqliteDB(dsn string, runMigrations bool) (sqlite.DB, error) {
db, err := sqlite.NewDB(dsn)
if err != nil {
return sqlite.DB{}, err
}
if runMigrations {
driver, err := sqlite3.WithInstance(db.Conn.DB, &sqlite3.Config{})
if err != nil {
return sqlite.DB{}, err
}
m, err := migrate.NewWithDatabaseInstance(
"file://./db/migrations/sqlite",
"sqlite", driver)
if err != nil {
return sqlite.DB{}, err
}
err = m.Up()
if err != migrate.ErrNoChange && err != nil {
return sqlite.DB{}, err
}
}
return db, nil
}
type uuidV4Fn func() (uuid.UUID, error)
func (f uuidV4Fn) GenerateUUID() uuid.UUID {
id, err := f()
if err != nil {
panic(err)
}
return id
}