mirror of https://github.com/goharbor/harbor.git
117 lines
3.3 KiB
Go
117 lines
3.3 KiB
Go
// Copyright Project Harbor Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package dao
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import (
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"fmt"
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"os"
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"github.com/astaxie/beego/orm"
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"github.com/golang-migrate/migrate"
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_ "github.com/golang-migrate/migrate/database/postgres" // import pgsql driver for migrator
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_ "github.com/golang-migrate/migrate/source/file" // import local file driver for migrator
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"github.com/goharbor/harbor/src/common/utils"
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"github.com/goharbor/harbor/src/common/utils/log"
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_ "github.com/lib/pq" // register pgsql driver
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)
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const defaultMigrationPath = "migrations/postgresql/"
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type pgsql struct {
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host string
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port string
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usr string
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pwd string
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database string
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sslmode string
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}
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// Name returns the name of PostgreSQL
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func (p *pgsql) Name() string {
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return "PostgreSQL"
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}
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// String ...
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func (p *pgsql) String() string {
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return fmt.Sprintf("type-%s host-%s port-%s databse-%s sslmode-%q",
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p.Name(), p.host, p.port, p.database, p.sslmode)
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}
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// NewPGSQL returns an instance of postgres
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func NewPGSQL(host string, port string, usr string, pwd string, database string, sslmode string) Database {
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if len(sslmode) == 0 {
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sslmode = "disable"
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}
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return &pgsql{
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host: host,
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port: port,
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usr: usr,
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pwd: pwd,
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database: database,
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sslmode: sslmode,
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}
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}
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// Register registers pgSQL to orm with the info wrapped by the instance.
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func (p *pgsql) Register(alias ...string) error {
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if err := utils.TestTCPConn(fmt.Sprintf("%s:%s", p.host, p.port), 60, 2); err != nil {
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return err
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}
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if err := orm.RegisterDriver("postgres", orm.DRPostgres); err != nil {
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return err
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}
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an := "default"
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if len(alias) != 0 {
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an = alias[0]
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}
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info := fmt.Sprintf("host=%s port=%s user=%s password=%s dbname=%s sslmode=%s",
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p.host, p.port, p.usr, p.pwd, p.database, p.sslmode)
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return orm.RegisterDataBase(an, "postgres", info)
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}
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// UpgradeSchema calls migrate tool to upgrade schema to the latest based on the SQL scripts.
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func (p *pgsql) UpgradeSchema() error {
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dbURL := fmt.Sprintf("postgres://%s:%s@%s:%s/%s?sslmode=%s", p.usr, p.pwd, p.host, p.port, p.database, p.sslmode)
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// For UT
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path := os.Getenv("POSTGRES_MIGRATION_SCRIPTS_PATH")
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if len(path) == 0 {
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path = defaultMigrationPath
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}
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srcURL := fmt.Sprintf("file://%s", path)
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m, err := migrate.New(srcURL, dbURL)
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if err != nil {
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return err
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}
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defer func() {
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srcErr, dbErr := m.Close()
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if srcErr != nil || dbErr != nil {
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log.Warningf("Failed to close migrator, source error: %v, db error: %v", srcErr, dbErr)
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}
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}()
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log.Infof("Upgrading schema for pgsql ...")
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err = m.Up()
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if err == migrate.ErrNoChange {
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log.Infof("No change in schema, skip.")
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} else if err != nil { // migrate.ErrLockTimeout will be thrown when another process is doing migration and timeout.
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log.Errorf("Failed to upgrade schema, error: %q", err)
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return err
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}
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return nil
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}
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