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consumer_config.go
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consumer_config.go
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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"
"time"
)
import (
"github.com/creasty/defaults"
perrors "github.com/pkg/errors"
)
import (
"github.com/apache/dubbo-go/common/constant"
"github.com/apache/dubbo-go/common/logger"
"github.com/apache/dubbo-go/common/yaml"
)
const (
MaxWheelTimeSpan = 900e9 // 900s, 15 minute
)
/////////////////////////
// consumerConfig
/////////////////////////
// ConsumerConfig is Consumer default configuration
type ConsumerConfig struct {
BaseConfig `yaml:",inline"`
configCenter
Filter string `yaml:"filter" json:"filter,omitempty" property:"filter"`
// client
Connect_Timeout string `default:"100ms" yaml:"connect_timeout" json:"connect_timeout,omitempty" property:"connect_timeout"`
ConnectTimeout time.Duration
Registry *RegistryConfig `yaml:"registry" json:"registry,omitempty" property:"registry"`
Registries map[string]*RegistryConfig `default:"{}" yaml:"registries" json:"registries" property:"registries"`
Request_Timeout string `yaml:"request_timeout" default:"5s" json:"request_timeout,omitempty" property:"request_timeout"`
RequestTimeout time.Duration
ProxyFactory string `yaml:"proxy_factory" default:"default" json:"proxy_factory,omitempty" property:"proxy_factory"`
Check *bool `yaml:"check" json:"check,omitempty" property:"check"`
References map[string]*ReferenceConfig `yaml:"references" json:"references,omitempty" property:"references"`
ProtocolConf interface{} `yaml:"protocol_conf" json:"protocol_conf,omitempty" property:"protocol_conf"`
FilterConf interface{} `yaml:"filter_conf" json:"filter_conf,omitempty" property:"filter_conf"`
ShutdownConfig *ShutdownConfig `yaml:"shutdown_conf" json:"shutdown_conf,omitempty" property:"shutdown_conf"`
ConfigType map[string]string `yaml:"config_type" json:"config_type,omitempty" property:"config_type"`
}
// UnmarshalYAML unmarshals the ConsumerConfig by @unmarshal function
func (c *ConsumerConfig) UnmarshalYAML(unmarshal func(interface{}) error) error {
if err := defaults.Set(c); err != nil {
return err
}
type plain ConsumerConfig
return unmarshal((*plain)(c))
}
// nolint
func (*ConsumerConfig) Prefix() string {
return constant.ConsumerConfigPrefix
}
// SetConsumerConfig sets consumerConfig by @c
func SetConsumerConfig(c ConsumerConfig) {
consumerConfig = &c
}
// ConsumerInit loads config file to init consumer config
func ConsumerInit(confConFile string) error {
if confConFile == "" {
return perrors.Errorf("application configure(consumer) file name is nil")
}
consumerConfig = &ConsumerConfig{}
fileStream, err := yaml.UnmarshalYMLConfig(confConFile, consumerConfig)
if err != nil {
return perrors.Errorf("unmarshalYmlConfig error %v", perrors.WithStack(err))
}
consumerConfig.fileStream = bytes.NewBuffer(fileStream)
//set method interfaceId & interfaceName
for k, v := range consumerConfig.References {
//set id for reference
for _, n := range consumerConfig.References[k].Methods {
n.InterfaceName = v.InterfaceName
n.InterfaceId = k
}
}
if consumerConfig.Request_Timeout != "" {
if consumerConfig.RequestTimeout, err = time.ParseDuration(consumerConfig.Request_Timeout); err != nil {
return perrors.WithMessagef(err, "time.ParseDuration(Request_Timeout{%#v})", consumerConfig.Request_Timeout)
}
if consumerConfig.RequestTimeout >= time.Duration(MaxWheelTimeSpan) {
return perrors.WithMessagef(err, "request_timeout %s should be less than %s",
consumerConfig.Request_Timeout, time.Duration(MaxWheelTimeSpan))
}
}
if consumerConfig.Connect_Timeout != "" {
if consumerConfig.ConnectTimeout, err = time.ParseDuration(consumerConfig.Connect_Timeout); err != nil {
return perrors.WithMessagef(err, "time.ParseDuration(Connect_Timeout{%#v})", consumerConfig.Connect_Timeout)
}
}
logger.Debugf("consumer config{%#v}\n", consumerConfig)
return nil
}
func configCenterRefreshConsumer() error {
//fresh it
var err error
if consumerConfig.Request_Timeout != "" {
if consumerConfig.RequestTimeout, err = time.ParseDuration(consumerConfig.Request_Timeout); err != nil {
return perrors.WithMessagef(err, "time.ParseDuration(Request_Timeout{%#v})", consumerConfig.Request_Timeout)
}
}
if consumerConfig.Connect_Timeout != "" {
if consumerConfig.ConnectTimeout, err = time.ParseDuration(consumerConfig.Connect_Timeout); err != nil {
return perrors.WithMessagef(err, "time.ParseDuration(Connect_Timeout{%#v})", consumerConfig.Connect_Timeout)
}
}
if consumerConfig.ConfigCenterConfig != nil {
consumerConfig.SetFatherConfig(consumerConfig)
if err = consumerConfig.startConfigCenter((*consumerConfig).BaseConfig); err != nil {
return perrors.Errorf("start config center error , error message is {%v}", perrors.WithStack(err))
}
consumerConfig.fresh()
}
return nil
}