mirror of
https://github.com/goharbor/harbor.git
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105 lines
2.5 KiB
Go
105 lines
2.5 KiB
Go
/*
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Copyright (c) 2016 VMware, Inc. All Rights Reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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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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"strings"
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"sync"
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"github.com/astaxie/beego/orm"
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"github.com/vmware/harbor/utils/log"
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)
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// NonExistUserID : if a user does not exist, the ID of the user will be 0.
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const NonExistUserID = 0
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// Database is an interface of different databases
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type Database interface {
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// Name returns the name of database
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Name() string
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// String returns the details of database
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String() string
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// Register registers the database which will be used
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Register(alias ...string) error
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}
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// InitDatabase initializes the database
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func InitDatabase() {
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database, err := getDatabase()
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if err != nil {
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panic(err)
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}
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log.Infof("initializing database: %s", database.String())
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if err := database.Register(); err != nil {
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panic(err)
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}
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}
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func getDatabase() (db Database, err error) {
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switch strings.ToLower(os.Getenv("DATABASE")) {
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case "", "mysql":
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host, port, usr, pwd, database := getMySQLConnInfo()
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db = NewMySQL(host, port, usr, pwd, database)
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case "sqlite":
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file := getSQLiteConnInfo()
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db = NewSQLite(file)
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default:
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err = fmt.Errorf("invalid database: %s", os.Getenv("DATABASE"))
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}
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return
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}
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// TODO read from config
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func getMySQLConnInfo() (host, port, username, password, database string) {
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host = os.Getenv("MYSQL_HOST")
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port = os.Getenv("MYSQL_PORT")
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username = os.Getenv("MYSQL_USR")
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password = os.Getenv("MYSQL_PWD")
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database = os.Getenv("MYSQL_DATABASE")
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if len(database) == 0 {
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database = "registry"
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}
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return
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}
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// TODO read from config
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func getSQLiteConnInfo() string {
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file := os.Getenv("SQLITE_FILE")
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if len(file) == 0 {
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file = "registry.db"
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}
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return file
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}
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var globalOrm orm.Ormer
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var once sync.Once
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// GetOrmer :set ormer singleton
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func GetOrmer() orm.Ormer {
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once.Do(func() {
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globalOrm = orm.NewOrm()
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})
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return globalOrm
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}
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func paginateForRawSQL(sql string, limit, offset int64) string {
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return fmt.Sprintf("%s limit %d offset %d", sql, limit, offset)
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}
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