63 lines
1.6 KiB
Go
63 lines
1.6 KiB
Go
/*
|
|
* Copyright 2020 The Dragonfly Authors
|
|
*
|
|
* 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 metrics
|
|
|
|
import (
|
|
"fmt"
|
|
"net"
|
|
)
|
|
|
|
const DefaultNetwork = "tcp"
|
|
|
|
type Config struct {
|
|
Net string `yaml:"net" mapstructure:"net"`
|
|
Addr string `yaml:"addr" mapstructure:"addr"`
|
|
}
|
|
|
|
func DefaultConfig() Config {
|
|
config := Config{}
|
|
return config.applyDefaults()
|
|
}
|
|
|
|
func (c Config) applyDefaults() Config {
|
|
if c.Net == "" {
|
|
c.Net = DefaultNetwork
|
|
}
|
|
if c.Addr == "" {
|
|
c.Addr = ":8000"
|
|
}
|
|
return c
|
|
}
|
|
|
|
func (c Config) Validate() []error {
|
|
var errors []error
|
|
if c.Net != "" && c.Net != DefaultNetwork && c.Net != "unix" {
|
|
errors = append(errors, fmt.Errorf("metrics net only support tcp and unix, but is: %s", c.Net))
|
|
}
|
|
if c.Net == DefaultNetwork {
|
|
if _, err := net.ResolveTCPAddr(c.Net, c.Addr); err != nil {
|
|
errors = append(errors, fmt.Errorf("metrics addr is configured incorrect: %v", err))
|
|
}
|
|
}
|
|
if c.Net == "unix" {
|
|
if _, err := net.ResolveUnixAddr(c.Net, c.Addr); err != nil {
|
|
errors = append(errors, fmt.Errorf("metrics addr is configured incorrect: %v", err))
|
|
}
|
|
}
|
|
return errors
|
|
}
|