mirror of
https://github.com/goharbor/harbor.git
synced 2024-11-23 02:35:17 +01:00
74 lines
1.8 KiB
Go
74 lines
1.8 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 utils
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import (
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"encoding/json"
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"time"
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"github.com/vmware/harbor/models"
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"github.com/astaxie/beego"
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"github.com/astaxie/beego/cache"
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)
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// Cache is the global cache in system.
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var Cache cache.Cache
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const catalogKey string = "catalog"
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func init() {
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var err error
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Cache, err = cache.NewCache("memory", `{"interval":720}`)
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if err != nil {
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beego.Error("Failed to initialize cache, error:", err)
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}
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}
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// RefreshCatalogCache calls registry's API to get repository list and write it to cache.
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func RefreshCatalogCache() error {
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result, err := RegistryAPIGet(BuildRegistryURL("_catalog"), "")
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if err != nil {
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return err
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}
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repoResp := models.Repo{}
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err = json.Unmarshal(result, &repoResp)
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if err != nil {
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return err
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}
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Cache.Put(catalogKey, repoResp.Repositories, 600*time.Second)
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return nil
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}
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// GetRepoFromCache get repository list from cache, it refreshes the cache if it's empty.
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func GetRepoFromCache() ([]string, error) {
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result := Cache.Get(catalogKey)
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if result == nil {
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err := RefreshCatalogCache()
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if err != nil {
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return nil, err
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}
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cached := Cache.Get(catalogKey)
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if cached != nil {
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return cached.([]string), nil
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}
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return nil, nil
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}
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return result.([]string), nil
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}
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