mirror of
https://github.com/goharbor/harbor
synced 2025-04-08 10:43:42 +00:00
70 lines
1.7 KiB
Go
70 lines
1.7 KiB
Go
// Copyright (c) 2017 VMware, Inc. All Rights Reserved.
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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 clair
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import (
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"fmt"
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"strconv"
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"sync"
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"github.com/astaxie/beego/orm"
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"github.com/vmware/harbor/src/common/dao"
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)
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const (
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updaterLast = "updater/last"
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)
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var (
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ormer orm.Ormer
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once sync.Once
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)
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//GetOrmer return the singleton of Ormer for clair DB.
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func GetOrmer() orm.Ormer {
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once.Do(func() {
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dbInstance, err := orm.GetDB(dao.ClairDBAlias)
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if err != nil {
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panic(err)
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}
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ormer, err = orm.NewOrmWithDB("postgres", dao.ClairDBAlias, dbInstance)
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if err != nil {
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panic(err)
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}
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})
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return ormer
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}
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//GetLastUpdate query the table `keyvalue` in clair's DB return the value of `updater/last`
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func GetLastUpdate() (int64, error) {
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var list orm.ParamsList
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num, err := GetOrmer().Raw("SELECT value from keyvalue where key=?", updaterLast).ValuesFlat(&list)
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if err != nil {
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return 0, err
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}
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if num == 1 {
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s, ok := list[0].(string)
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if !ok { // shouldn't be here.
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return 0, fmt.Errorf("The value: %v, is non-string", list[0])
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}
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res, err := strconv.ParseInt(s, 0, 64)
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if err != nil { //shouldn't be here.
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return 0, err
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}
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return res, nil
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}
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return 0, nil
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}
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