Files
m5app/internal/config/config.go
2023-07-31 18:30:43 +02:00

98 lines
1.9 KiB
Go

package config
import (
"fmt"
"os"
"path/filepath"
//"errors"
"flag"
"github.com/go-yaml/yaml"
)
const (
defaultPort int = 9001
)
type ServiceConfig struct {
PortNum int `json:"port" yaml:"port"`
WebDir string `json:"webdir" yaml:"webdir"`
AccessPath string `json:"accessLog" yaml:"accessLog"`
}
type Config struct {
Service ServiceConfig `json:"service" yaml:"service"`
LogPath string `json:"logfile" yaml:"logfile"`
RunPath string `json:"runfile" yaml:"runfile"`
Daemon bool `json:"daemon" yaml:"daemon"`
User string `yaml:"user" json:"user"`
Group string `yaml:"group" json:"group"`
Debug bool `yaml:"debug" json:"debug"`
}
func NewConfig() *Config {
conf := &Config{
Service: ServiceConfig{
PortNum: defaultPort,
WebDir: webdir,
},
LogPath: logPath,
RunPath: runPath,
User: user,
Group: group,
}
return conf
}
func (conf *Config) ReadFile() error {
var err error
confBytes, err := os.ReadFile(configPath)
if err != nil {
return err
}
err = yaml.Unmarshal(confBytes, conf)
if err != nil {
return err
}
return err
}
func (conf *Config) ReadEnv() error {
var err error
return err
}
func (conf *Config) ReadOpts() error {
var err error
exeName := filepath.Base(os.Args[0])
flag.IntVar(&conf.Service.PortNum, "port", conf.Service.PortNum, "listen port")
flag.BoolVar(&conf.Daemon, "daemon", conf.Daemon, "run as daemon")
help := func() {
fmt.Println("")
fmt.Printf("Usage: %s [option]\n", exeName)
fmt.Println("")
fmt.Println("Options:")
flag.PrintDefaults()
fmt.Println("")
}
flag.Usage = help
flag.Parse()
return err
}
func (conf *Config) Yaml() (string, error) {
var err error
var res string
yamlBytes, err := yaml.Marshal(conf)
if err != nil {
return res, err
}
res = string(yamlBytes)
return res, err
}