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package main
import (
"os"
"os/signal"
"github.com/alecthomas/kong"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials/insecure"
"code.tvl.fyi/tvix/nar-bridge/pkg/server"
storev1pb "code.tvl.fyi/tvix/store/protos"
"github.com/sirupsen/logrus"
log "github.com/sirupsen/logrus"
)
// `help:"Expose a tvix-store gRPC Interface as HTTP NAR/NARinfo"`
var cli struct {
LogLevel string `enum:"trace,debug,info,warn,error,fatal,panic" help:"The log level to log with" default:"info"`
ListenAddr string `name:"listen-addr" help:"The address this service listens on" type:"string" default:"[::]:9000"` //nolint:lll
EnableAccessLog bool `name:"access-log" help:"Enable access logging" type:"bool" default:"true" negatable:""` //nolint:lll
StoreAddr string `name:"store-addr" help:"The address to the tvix-store RPC interface this will connect to"`
}
func main() {
_ = kong.Parse(&cli)
logLevel, err := logrus.ParseLevel(cli.LogLevel)
if err != nil {
log.Panic("invalid log level")
return
}
logrus.SetLevel(logLevel)
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt)
go func() {
for range c {
log.Info("Received Signal, shutting down…")
os.Exit(1)
}
}()
// connect to tvix-store
log.Debugf("Dialing to %v", cli.StoreAddr)
conn, err := grpc.Dial(cli.StoreAddr, grpc.WithTransportCredentials(insecure.NewCredentials()))
if err != nil {
log.Fatalf("did not connect: %v", err)
}
defer conn.Close()
log.Printf("Starting nar-bridge at %v", cli.ListenAddr)
s := server.New(
storev1pb.NewDirectoryServiceClient(conn),
storev1pb.NewBlobServiceClient(conn),
storev1pb.NewPathInfoServiceClient(conn),
cli.EnableAccessLog,
30,
)
err = s.ListenAndServe(cli.ListenAddr)
if err != nil {
log.Error("Server failed: %w", err)
os.Exit(1)
}
}
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