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Open-IM-Server/pkg/common/config/parse.go

124 lines
3.3 KiB

// Copyright © 2023 OpenIM. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package config
import (
"bytes"
"fmt"
"os"
"path/filepath"
"runtime"
"gopkg.in/yaml.v3"
"github.com/OpenIMSDK/Open-IM-Server/pkg/common/constant"
"github.com/OpenIMSDK/Open-IM-Server/pkg/discoveryregistry"
"github.com/OpenIMSDK/Open-IM-Server/pkg/utils"
)
var (
_, b, _, _ = runtime.Caller(0)
// Root folder of this project
Root = filepath.Join(filepath.Dir(b), "../../..")
)
const (
FileName = "config.yaml"
NotificationFileName = "notification.yaml"
ENV = "CONFIG_NAME"
DefaultFolderPath = "../config/"
ConfKey = "conf"
)
func GetOptionsByNotification(cfg NotificationConf) utils.Options {
opts := utils.NewOptions()
if cfg.UnreadCount {
opts = utils.WithOptions(opts, utils.WithUnreadCount(true))
}
if cfg.OfflinePush.Enable {
opts = utils.WithOptions(opts, utils.WithOfflinePush(true))
}
switch cfg.ReliabilityLevel {
case constant.UnreliableNotification:
case constant.ReliableNotificationNoMsg:
opts = utils.WithOptions(opts, utils.WithHistory(true), utils.WithPersistent())
}
opts = utils.WithOptions(opts, utils.WithSendMsg(cfg.IsSendMsg))
return opts
}
func (c *config) unmarshalConfig(config interface{}, configPath string) error {
bytes, err := os.ReadFile(configPath)
if err != nil {
return err
}
if err = yaml.Unmarshal(bytes, config); err != nil {
return err
}
return nil
}
func (c *config) initConfig(config interface{}, configName, configFolderPath string) error {
if configFolderPath == "" {
configFolderPath = DefaultFolderPath
}
configPath := filepath.Join(configFolderPath, configName)
defer func() {
fmt.Println("use config", configPath)
}()
_, err := os.Stat(configPath)
if err != nil {
if !os.IsNotExist(err) {
return err
}
configPath = filepath.Join(Root, "config", configName)
} else {
Root = filepath.Dir(configPath)
}
return c.unmarshalConfig(config, configPath)
}
func (c *config) RegisterConf2Registry(registry discoveryregistry.SvcDiscoveryRegistry) error {
bytes, err := yaml.Marshal(Config)
if err != nil {
return err
}
return registry.RegisterConf2Registry(ConfKey, bytes)
}
func (c *config) GetConfFromRegistry(registry discoveryregistry.SvcDiscoveryRegistry) ([]byte, error) {
return registry.GetConfFromRegistry(ConfKey)
}
func InitConfig(configFolderPath string) error {
err := Config.initConfig(&Config, FileName, configFolderPath)
if err != nil {
return err
}
err = Config.initConfig(&Config.Notification, NotificationFileName, configFolderPath)
if err != nil {
return err
}
return nil
}
func EncodeConfig() []byte {
buf := bytes.NewBuffer(nil)
if err := yaml.NewEncoder(buf).Encode(Config); err != nil {
panic(err)
}
return buf.Bytes()
}