woodpecker/server/datastore/database/database.go

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package database
import (
"database/sql"
"os"
"github.com/drone/drone/server/datastore"
"github.com/drone/drone/server/datastore/migrate"
"github.com/BurntSushi/migration"
_ "github.com/go-sql-driver/mysql"
_ "github.com/lib/pq"
_ "github.com/mattn/go-sqlite3"
"github.com/russross/meddler"
)
const (
driverPostgres = "postgres"
driverSqlite = "sqlite3"
driverMysql = "mysql"
)
// Connect is a helper function that establishes a new
// database connection and auto-generates the database
// schema. If the database already exists, it will perform
// and update as needed.
func Connect(driver, datasource string) (*sql.DB, error) {
switch driver {
case driverPostgres:
meddler.Default = meddler.PostgreSQL
case driverSqlite:
meddler.Default = meddler.SQLite
case driverMysql:
meddler.Default = meddler.MySQL
}
migration.DefaultGetVersion = migrate.GetVersion
migration.DefaultSetVersion = migrate.SetVersion
var migrations = []migration.Migrator{
migrate.Setup,
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migrate.Migrate_20142110,
}
return migration.Open(driver, datasource, migrations)
}
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// MustConnect is a helper function that creates a
// new database connection and auto-generates the
// database schema. An error causes a panic.
func MustConnect(driver, datasource string) *sql.DB {
db, err := Connect(driver, datasource)
if err != nil {
panic(err)
}
return db
}
// mustConnectTest is a helper function that creates a
// new database connection using environment variables.
// If not environment varaibles are found, the default
// in-memory SQLite database is used.
func mustConnectTest() *sql.DB {
var (
driver = os.Getenv("TEST_DRIVER")
datasource = os.Getenv("TEST_DATASOURCE")
)
if len(driver) == 0 {
driver = driverSqlite
datasource = ":memory:"
}
db, err := Connect(driver, datasource)
if err != nil {
panic(err)
}
return db
}
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// New returns a new Datastore
func NewDatastore(db *sql.DB) datastore.Datastore {
return struct {
*Userstore
*Permstore
*Repostore
*Commitstore
}{
NewUserstore(db),
NewPermstore(db),
NewRepostore(db),
NewCommitstore(db),
}
}