MailHog/MailHog-Server/config/config.go
2014-11-23 15:05:11 +00:00

70 lines
2.4 KiB
Go

package config
import (
"flag"
"log"
"github.com/ian-kent/Go-MailHog/data"
"github.com/ian-kent/Go-MailHog/storage"
"github.com/ian-kent/envconf"
)
func DefaultConfig() *Config {
return &Config{
SMTPBindAddr: "0.0.0.0:1025",
HTTPBindAddr: "0.0.0.0:8025",
Hostname: "mailhog.example",
MongoUri: "127.0.0.1:27017",
MongoDb: "mailhog",
MongoColl: "messages",
StorageType: "memory",
MessageChan: make(chan *data.Message),
}
}
type Config struct {
SMTPBindAddr string
HTTPBindAddr string
Hostname string
MongoUri string
MongoDb string
MongoColl string
StorageType string
Storage storage.Storage
MessageChan chan *data.Message
Assets func(asset string) ([]byte, error)
}
var cfg = DefaultConfig()
func Configure() *Config {
switch cfg.StorageType {
case "memory":
log.Println("Using in-memory storage")
cfg.Storage = storage.CreateInMemory()
case "mongodb":
log.Println("Using MongoDB message storage")
s := storage.CreateMongoDB(cfg.MongoUri, cfg.MongoDb, cfg.MongoColl)
if s == nil {
log.Println("MongoDB storage unavailable, reverting to in-memory storage")
cfg.Storage = storage.CreateInMemory()
} else {
log.Println("Connected to MongoDB")
cfg.Storage = s
}
default:
log.Fatalf("Invalid storage type %s", cfg.StorageType)
}
return cfg
}
func RegisterFlags() {
flag.StringVar(&cfg.SMTPBindAddr, "smtpbindaddr", envconf.FromEnvP("MH_SMTP_BIND_ADDR", "0.0.0.0:1025").(string), "SMTP bind interface and port, e.g. 0.0.0.0:1025 or just :1025")
flag.StringVar(&cfg.HTTPBindAddr, "httpbindaddr", envconf.FromEnvP("MH_HTTP_BIND_ADDR", "0.0.0.0:8025").(string), "HTTP bind interface and port, e.g. 0.0.0.0:8025 or just :8025")
flag.StringVar(&cfg.Hostname, "hostname", envconf.FromEnvP("MH_HOSTNAME", "mailhog.example").(string), "Hostname for EHLO/HELO response, e.g. mailhog.example")
flag.StringVar(&cfg.StorageType, "storage", envconf.FromEnvP("MH_STORAGE", "memory").(string), "Message storage: memory (default) or mongodb")
flag.StringVar(&cfg.MongoUri, "mongouri", envconf.FromEnvP("MH_MONGO_URI", "127.0.0.1:27017").(string), "MongoDB URI, e.g. 127.0.0.1:27017")
flag.StringVar(&cfg.MongoDb, "mongodb", envconf.FromEnvP("MH_MONGO_DB", "mailhog").(string), "MongoDB database, e.g. mailhog")
flag.StringVar(&cfg.MongoColl, "mongocoll", envconf.FromEnvP("MH_MONGO_COLLECTION", "messages").(string), "MongoDB collection, e.g. messages")
}