onasty/internal/config/config.go (view raw)
Smirnov Oleksandr
Smirnov Oleksandr
ss2316544@gmail.com feat: add password support to notes (#41)..., 1 year ago
ss2316544@gmail.com feat: add password support to notes (#41)..., 1 year ago
| 1 | package config |
| 2 | |
| 3 | import ( |
| 4 | "errors" |
| 5 | "os" |
| 6 | "strconv" |
| 7 | "time" |
| 8 | ) |
| 9 | |
| 10 | type Config struct { |
| 11 | AppEnv string |
| 12 | AppURL string |
| 13 | ServerPort string |
| 14 | |
| 15 | PostgresDSN string |
| 16 | PasswordSalt string |
| 17 | NotePassowrdSalt string |
| 18 | |
| 19 | RedisAddr string |
| 20 | RedisPassword string |
| 21 | RedisDB int |
| 22 | |
| 23 | CacheUsersTTL time.Duration |
| 24 | |
| 25 | JwtSigningKey string |
| 26 | JwtAccessTokenTTL time.Duration |
| 27 | JwtRefreshTokenTTL time.Duration |
| 28 | |
| 29 | MailgunFrom string |
| 30 | MailgunDomain string |
| 31 | MailgunAPIKey string |
| 32 | VerificationTokenTTL time.Duration |
| 33 | |
| 34 | MetricsEnabled bool |
| 35 | MetricsPort string |
| 36 | |
| 37 | LogLevel string |
| 38 | LogFormat string |
| 39 | LogShowLine bool |
| 40 | |
| 41 | RateLimiterRPS int |
| 42 | RateLimiterBurst int |
| 43 | RateLimiterTTL time.Duration |
| 44 | } |
| 45 | |
| 46 | func NewConfig() *Config { |
| 47 | return &Config{ |
| 48 | AppEnv: getenvOrDefault("APP_ENV", "debug"), |
| 49 | AppURL: getenvOrDefault("APP_URL", ""), |
| 50 | ServerPort: getenvOrDefault("SERVER_PORT", "3000"), |
| 51 | |
| 52 | PostgresDSN: getenvOrDefault("POSTGRESQL_DSN", ""), |
| 53 | PasswordSalt: getenvOrDefault("PASSWORD_SALT", ""), |
| 54 | NotePassowrdSalt: getenvOrDefault("NOTE_PASSWORD_SALT", ""), |
| 55 | |
| 56 | RedisAddr: getenvOrDefault("REDIS_ADDR", ""), |
| 57 | RedisPassword: getenvOrDefault("REDIS_PASSWORD", ""), |
| 58 | RedisDB: mustGetenvOrDefaultInt(getenvOrDefault("REDIS_DB", "0"), 0), |
| 59 | |
| 60 | CacheUsersTTL: mustParseDuration(getenvOrDefault("CACHE_USERS_TTL", "1h")), |
| 61 | |
| 62 | JwtSigningKey: getenvOrDefault("JWT_SIGNING_KEY", ""), |
| 63 | JwtAccessTokenTTL: mustParseDuration( |
| 64 | getenvOrDefault("JWT_ACCESS_TOKEN_TTL", "15m"), |
| 65 | ), |
| 66 | JwtRefreshTokenTTL: mustParseDuration( |
| 67 | getenvOrDefault("JWT_REFRESH_TOKEN_TTL", "24h"), |
| 68 | ), |
| 69 | |
| 70 | MailgunFrom: getenvOrDefault("MAILGUN_FROM", ""), |
| 71 | MailgunDomain: getenvOrDefault("MAILGUN_DOMAIN", ""), |
| 72 | MailgunAPIKey: getenvOrDefault("MAILGUN_API_KEY", ""), |
| 73 | VerificationTokenTTL: mustParseDuration( |
| 74 | getenvOrDefault("VERIFICATION_TOKEN_TTL", "24h"), |
| 75 | ), |
| 76 | |
| 77 | MetricsPort: getenvOrDefault("METRICS_PORT", "3001"), |
| 78 | MetricsEnabled: getenvOrDefault("METRICS_ENABLED", "true") == "true", |
| 79 | |
| 80 | LogLevel: getenvOrDefault("LOG_LEVEL", "debug"), |
| 81 | LogFormat: getenvOrDefault("LOG_FORMAT", "json"), |
| 82 | LogShowLine: getenvOrDefault("LOG_SHOW_LINE", "true") == "true", |
| 83 | |
| 84 | RateLimiterRPS: mustGetenvOrDefaultInt("RATELIMITER_RPS", 100), |
| 85 | RateLimiterBurst: mustGetenvOrDefaultInt("RATELIMITER_BURST", 10), |
| 86 | RateLimiterTTL: mustParseDuration(getenvOrDefault("RATELIMITER_TTL", "1m")), |
| 87 | } |
| 88 | } |
| 89 | |
| 90 | func (c *Config) IsDevMode() bool { |
| 91 | return c.AppEnv == "debug" || c.AppEnv == "test" |
| 92 | } |
| 93 | |
| 94 | func getenvOrDefault(key, def string) string { |
| 95 | if v, ok := os.LookupEnv(key); ok { |
| 96 | return v |
| 97 | } |
| 98 | return def |
| 99 | } |
| 100 | |
| 101 | func mustGetenvOrDefaultInt(key string, def int) int { |
| 102 | if v, ok := os.LookupEnv(key); ok { |
| 103 | r, err := strconv.Atoi(v) |
| 104 | if err != nil { |
| 105 | panic(err) |
| 106 | } |
| 107 | return r |
| 108 | } |
| 109 | return def |
| 110 | } |
| 111 | |
| 112 | func mustParseDuration(dur string) time.Duration { |
| 113 | d, err := time.ParseDuration(dur) |
| 114 | if err != nil { |
| 115 | panic(errors.Join(errors.New("cannot time.ParseDuration"), err)) //nolint:err113 |
| 116 | } |
| 117 | |
| 118 | return d |
| 119 | } |