vikunja-api/pkg/modules/keyvalue/keyvalue.go
konrad d56a611be7 Key-Value Storages (#674)
Fix lint

Add docs for keyvalue config options

Use keyvalue store to cache unsplash photo results

Cleanup

Use keyvalue store for upload avatar

Use keyvalue store for initials avatar

Fix initializing metrics

Use keyvalue for metrics

Add IncryBy and DecrBy methods to increase or decrease a value

Fix lint

Return custom error if a key does not exist

Init keyvalue storage

Follow the keyvalue storage setting for things like cache and other

Add docs

Add configuration of the storage backend

Add redis keyvalue storage implementation

Add doc comments

Add methods to use storage through the package itself

Add memory implementation for keyvalue store

Co-authored-by: kolaente <k@knt.li>
Reviewed-on: https://kolaente.dev/vikunja/api/pulls/674
Co-Authored-By: konrad <konrad@kola-entertainments.de>
Co-Committed-By: konrad <konrad@kola-entertainments.de>
2020-10-10 16:53:59 +00:00

72 lines
2.1 KiB
Go

// Copyright 2020 Vikunja and contriubtors. All rights reserved.
//
// This file is part of Vikunja.
//
// Vikunja is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Vikunja is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Vikunja. If not, see <https://www.gnu.org/licenses/>.
package keyvalue
import (
"code.vikunja.io/api/pkg/config"
"code.vikunja.io/api/pkg/modules/keyvalue/memory"
"code.vikunja.io/api/pkg/modules/keyvalue/redis"
)
// Storage defines an interface for saving key-value pairs
type Storage interface {
Put(key string, value interface{}) (err error)
Get(key string) (value interface{}, err error)
Del(key string) (err error)
IncrBy(key string, update int64) (err error)
DecrBy(key string, update int64) (err error)
}
var store Storage
// InitStorage initializes the configured storage backend
func InitStorage() {
switch config.KeyvalueType.GetString() {
case "redis":
store = redis.NewStorage()
case "memory":
fallthrough
default:
store = memory.NewStorage()
}
}
// Put puts a value in the storage backend
func Put(key string, value interface{}) error {
return store.Put(key, value)
}
// Get returns a value from a storage backend
func Get(key string) (value interface{}, err error) {
return store.Get(key)
}
// Del removes a save value from a storage backend
func Del(key string) (err error) {
return store.Del(key)
}
// IncrBy increases a value at key by the amount in update
func IncrBy(key string, update int64) (err error) {
return store.IncrBy(key, update)
}
// DecrBy increases a value at key by the amount in update
func DecrBy(key string, update int64) (err error) {
return store.DecrBy(key, update)
}