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main.go
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main.go
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package main
import (
"crypto/rand"
"github.com/OB1Company/filehive/app"
"github.com/OB1Company/filehive/fil"
"github.com/OB1Company/filehive/repo"
"github.com/jessevdk/go-flags"
"github.com/op/go-logging"
"io/ioutil"
"net"
"os"
"os/signal"
"path"
)
var log = logging.MustGetLogger("MAIN")
func main() {
parser := flags.NewParser(&repo.Config{}, flags.Default)
if _, err := parser.Parse(); err != nil {
os.Exit(1)
}
config, err := repo.LoadConfig()
if err != nil {
log.Fatal(err)
}
listener, err := net.Listen("tcp", config.Listen)
if err != nil {
log.Fatal(err)
}
dbOpts := []repo.Option{
repo.Host(config.DBHost),
repo.Dialect(config.DBDialect),
repo.Username(config.DBUser),
repo.Password(config.DBPass),
}
db, err := repo.NewDatabase(config.DataDir, dbOpts...)
if err != nil {
log.Fatal(err)
}
wbe, err := fil.NewPowergateWalletBackend(config.PowergateHost)
if err != nil {
log.Fatalf("Powergate server is not available: %v", err)
}
if err := os.MkdirAll(path.Join(config.DataDir, "files"), os.ModePerm); err != nil {
log.Fatal(err)
}
fbe, err := fil.NewPowergateBackend(path.Join(config.DataDir, "files"), config.PowergateToken, config.PowergateHost)
if err != nil {
log.Fatal(err)
}
key, err := loadJWTKey(config.DataDir)
if err != nil {
log.Fatal(err)
}
serverOpts := []app.Option{
app.JWTKey(key),
app.Domain(config.Domain),
}
if config.UseSSL {
serverOpts = append(serverOpts, []app.Option{
app.UseSSL(true),
app.SSLCert(config.SSLCert),
app.SSLKey(config.SSLKey),
}...)
}
if config.MailgunKey != "" {
serverOpts = append(serverOpts, app.MailgunKey(config.MailgunKey))
}
if config.MailDomain != "" {
serverOpts = append(serverOpts, app.MailDomain(config.MailDomain))
}
if config.FilecoinAddress != "" {
serverOpts = append(serverOpts, app.FilecoinAddress(config.FilecoinAddress))
}
server, err := app.NewServer(listener, db, config.StaticFileDir, wbe, fbe, serverOpts...)
if err != nil {
log.Fatal(err)
}
go func() {
if err := server.Serve(); err != nil {
log.Fatal(err)
}
}()
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt, os.Kill)
for sig := range c {
if sig == os.Kill {
log.Info("filehive killed")
os.Exit(1)
}
if err := server.Close(); err != nil {
log.Error(err)
os.Exit(1)
}
log.Info("filehive stopping...")
os.Exit(0)
}
}
func loadJWTKey(dataDir string) ([]byte, error) {
filename := path.Join(dataDir, "server.key")
key, err := ioutil.ReadFile(filename)
if os.IsNotExist(err) {
jwtKey := make([]byte, 32)
rand.Read(jwtKey)
if err := ioutil.WriteFile(filename, key, os.ModePerm); err != nil {
return nil, err
}
return jwtKey, nil
}
return key, nil
}