onasty/internal/config/config.go(view raw)
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package config
import (
"errors"
"os"
"strconv"
"time"
)
type Config struct {
AppEnv string
AppURL string
ServerPort string
PostgresDSN string
PasswordSalt string
JwtSigningKey string
JwtAccessTokenTTL time.Duration
JwtRefreshTokenTTL time.Duration
MailgunFrom string
MailgunDomain string
MailgunAPIKey string
VerificationTokenTTL time.Duration
MetricsEnabled bool
MetricsPort string
LogLevel string
LogFormat string
LogShowLine bool
RateLimiterRPS int
RateLimiterBurst int
RateLimiterTTL time.Duration
}
func NewConfig() *Config {
return &Config{
AppEnv: getenvOrDefault("APP_ENV", "debug"),
AppURL: getenvOrDefault("APP_URL", ""),
ServerPort: getenvOrDefault("SERVER_PORT", "3000"),
PostgresDSN: getenvOrDefault("POSTGRESQL_DSN", ""),
PasswordSalt: getenvOrDefault("PASSWORD_SALT", ""),
JwtSigningKey: getenvOrDefault("JWT_SIGNING_KEY", ""),
JwtAccessTokenTTL: mustParseDuration(
getenvOrDefault("JWT_ACCESS_TOKEN_TTL", "15m"),
),
JwtRefreshTokenTTL: mustParseDuration(
getenvOrDefault("JWT_REFRESH_TOKEN_TTL", "24h"),
),
MailgunFrom: getenvOrDefault("MAILGUN_FROM", ""),
MailgunDomain: getenvOrDefault("MAILGUN_DOMAIN", ""),
MailgunAPIKey: getenvOrDefault("MAILGUN_API_KEY", ""),
VerificationTokenTTL: mustParseDuration(
getenvOrDefault("VERIFICATION_TOKEN_TTL", "24h"),
),
MetricsPort: getenvOrDefault("METRICS_PORT", "3001"),
MetricsEnabled: getenvOrDefault("METRICS_ENABLED", "true") == "true",
LogLevel: getenvOrDefault("LOG_LEVEL", "debug"),
LogFormat: getenvOrDefault("LOG_FORMAT", "json"),
LogShowLine: getenvOrDefault("LOG_SHOW_LINE", "true") == "true",
RateLimiterRPS: mustGetenvOrDefaultInt("RATELIMITER_RPS", 100),
RateLimiterBurst: mustGetenvOrDefaultInt("RATELIMITER_BURST", 10),
RateLimiterTTL: mustParseDuration(getenvOrDefault("RATELIMITER_TTL", "1m")),
}
}
func (c *Config) IsDevMode() bool {
return c.AppEnv == "debug" || c.AppEnv == "test"
}
func getenvOrDefault(key, def string) string {
if v, ok := os.LookupEnv(key); ok {
return v
}
return def
}
func mustGetenvOrDefaultInt(key string, def int) int {
if v, ok := os.LookupEnv(key); ok {
r, err := strconv.Atoi(v)
if err != nil {
panic(err)
}
return r
}
return def
}
func mustParseDuration(dur string) time.Duration {
d, err := time.ParseDuration(dur)
if err != nil {
panic(errors.Join(errors.New("cannot time.ParseDuration"), err)) //nolint:err113
}
return d
}
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