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72 lines
1.6 KiB
72 lines
1.6 KiB
// Copyright 2017 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package cache
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import (
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"code.gitea.io/gitea/modules/setting"
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mc "github.com/go-macaron/cache"
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)
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var conn mc.Cache
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// NewContext start cache service
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func NewContext() error {
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if setting.CacheService == nil || conn != nil {
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return nil
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}
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var err error
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conn, err = mc.NewCacher(setting.CacheService.Adapter, mc.Options{
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Adapter: setting.CacheService.Adapter,
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AdapterConfig: setting.CacheService.Conn,
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Interval: setting.CacheService.Interval,
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})
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return err
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}
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// GetInt returns key value from cache with callback when no key exists in cache
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func GetInt(key string, getFunc func() (int, error)) (int, error) {
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if conn == nil || setting.CacheService.TTL == 0 {
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return getFunc()
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}
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if !conn.IsExist(key) {
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var (
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value int
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err error
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)
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if value, err = getFunc(); err != nil {
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return value, err
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}
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conn.Put(key, value, int64(setting.CacheService.TTL.Seconds()))
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}
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return conn.Get(key).(int), nil
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}
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// GetInt64 returns key value from cache with callback when no key exists in cache
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func GetInt64(key string, getFunc func() (int64, error)) (int64, error) {
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if conn == nil || setting.CacheService.TTL == 0 {
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return getFunc()
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}
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if !conn.IsExist(key) {
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var (
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value int64
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err error
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)
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if value, err = getFunc(); err != nil {
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return value, err
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}
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conn.Put(key, value, int64(setting.CacheService.TTL.Seconds()))
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}
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return conn.Get(key).(int64), nil
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}
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// Remove key from cache
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func Remove(key string) {
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if conn == nil {
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return
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}
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conn.Delete(key)
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}
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