octopus/internal/config/config.go
2023-03-23 13:52:44 +08:00

74 lines
1.7 KiB
Go

package config
import (
"os"
"path/filepath"
"runtime"
"sync"
"time"
"github.com/go-playground/validator"
"github.com/rs/zerolog"
"github.com/rs/zerolog/log"
"github.com/spf13/viper"
)
type Config struct {
IsLocal bool
Debug bool `mapstructure:"debug"`
HTTPPort int `mapstructure:"http_port" validate:"required"`
PrometheusPort int `mapstructure:"prometheus_port" validate:"required"`
Databases struct {
OSS string `mapstructure:"oss" validate:"required"`
PostgreSQL string `mapstructure:"postgresql" validate:"required"`
Qdrant string `mapstructure:"qdrant" validate:"required"`
} `mapstructure:"databases"`
Sentry struct {
Environment string
DSN string
}
}
var (
c *Config
once sync.Once
)
func Get() *Config {
once.Do(setup)
return c
}
func setup() {
_, b, _, _ := runtime.Caller(0)
projectRoot := filepath.Join(filepath.Dir(b), "../..")
viper.SetConfigName("config")
viper.AddConfigPath(projectRoot + "/configs")
viper.AddConfigPath("/etc/octopus/")
viper.AddConfigPath(projectRoot)
err := viper.ReadInConfig()
if _, ok := err.(viper.ConfigFileNotFoundError); ok {
log.Info().Msg("config files not found, ignoring")
} else if err != nil {
log.Warn().Err(err).Msg("read config failed")
}
// unmarshal it
if err := viper.Unmarshal(&c); err != nil {
log.Fatal().Err(err).Msg("unmarshal config failed")
}
if c.Debug {
log.Logger = log.Output(zerolog.ConsoleWriter{Out: os.Stderr, TimeFormat: time.RFC3339})
}
// and validate it
v := validator.New()
if err := v.Struct(c); err != nil {
log.Fatal().Err(err).Msg("validate config failed")
}
log.Info().Msg("load configs success")
}