config

type CockroachDB struct {
	Host            string `env:"COCKROACHDB_HOST,default=localhost"`
	Port            string `env:"COCKROACHDB_PORT,default=26257"`
	User            string `env:"COCKROACHDB_USER,default=username"`
	Password        string `env:"COCKROACHDB_PASSWORD,default=password"`
	Name            string `env:"COCKROACHDB_NAME,default=toggle"`
	MaxOpenConns    string `env:"COCKROACHDB_MAX_OPEN_CONNS,default=5"`
	MaxConnLifetime string `env:"COCKROACHDB_MAX_CONN_LIFETIME,default=10m"`
	MaxIdleLifetime string `env:"COCKROACHDB_MAX_IDLE_LIFETIME,default=5m"`
	SSLMode         string `env:"COCKROACHDB_SSL_MODE,default=verify-full"`
	SSLRootCert     string `env:"COCKROACHDB_SSL_ROOT_CERT,default=$HOME"`
	Options         string `env:"COCKROACHDB_OPTIONS"`
}

type Config struct {
	ServiceName string `env:"SERVICE_NAME,default=toggle-api"`
	AppEnv      string `env:"APP_ENV,default=development"`
	Port        Port
	Postgres    Postgres
	CockroachDB CockroachDB
	Redis       Redis
	Kafka       Kafka
	Jaeger      Jaeger
}

type Jaeger struct {
	Enabled       bool    `env:"JAEGER_ENABLED,default=true"`
	Host          string  `env:"JAEGER_HOST,default=localhost"`
	Port          string  `env:"JAEGER_PORT,default=6831"`
	SamplingType  string  `env:"JAEGER_SAMPLING_TYPE,default=const"`
	SamplingParam float64 `env:"JAEGER_SAMPLING_PARAM,default=1"`
	LogSpans      bool    `env:"JAEGER_LOG_SPANS,default=true"`
	FlushInterval uint    `env:"JAEGER_FLUSH_INTERVAL,default=1"`
}

type Kafka struct {
	Address      string `env:"KAFKA_ADDRESS,default=localhost:9092"`
	Topic        string `env:"KAFKA_TOPIC,default=toggle"`
	WriteTimeout int    `env:"KAFKA_WRITE_TIMEOUT,default=10"`
	MaxAttempts  int    `env:"KAFKA_MAX_ATTEMPTS,default=10"`
	BatchSize    int    `env:"KAFKA_BATCH_SIZE,default=100"`
	BatchTimeout int    `env:"KAFKA_BATCH_TIMEOUT,default=1"`
	WriteAsync   bool   `env:"KAFKA_WRITE_ASYNC,default=false"`
}

type Port struct {
	Grpc        string `env:"PORT_GRPC,default=8080"`
	GrpcGateway string `env:"PORT_GRPC_GATEWAY,default=8081"`
}

type Postgres struct {
	Host            string `env:"POSTGRES_HOST,default=localhost"`
	Port            string `env:"POSTGRES_PORT,default=5432"`
	User            string `env:"POSTGRES_USER,required"`
	Password        string `env:"POSTGRES_PASSWORD,required"`
	Name            string `env:"POSTGRES_NAME,required"`
	MaxOpenConns    string `env:"POSTGRES_MAX_OPEN_CONNS,default=5"`
	MaxConnLifetime string `env:"POSTGRES_MAX_CONN_LIFETIME,default=10m"`
	MaxIdleLifetime string `env:"POSTGRES_MAX_IDLE_LIFETIME,default=5m"`
	SSLMode         string `env:"POSTGRES_SSL_MODE,default=disable"`
}

type Redis struct {
	Address string `env:"REDIS_ADDRESS,default=localhost:6379"`
	// TTL in minute.
	TTL         uint `env:"REDIS_TTL,default=5"`
	DBSelect    int  `env:"REDIS_DB_SELECT,default=0"`
	Concurrency int  `env:"REDIS_CONCURRENCY,default=10"`
}