forked from keys-pub/keys-ext
/
run.go
247 lines (207 loc) · 6.26 KB
/
run.go
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package service
import (
"context"
"flag"
"fmt"
"io/ioutil"
"net"
"os"
"path/filepath"
"runtime"
"runtime/debug"
"strconv"
"github.com/burlingtonbertie99/mykeys"
"github.com/burlingtonbertie99/mykeys-ext/auth/fido2"
"github.com/burlingtonbertie99/mykeys-ext/http/client"
"github.com/burlingtonbertie99/mykeys-ext/vault"
"github.com/burlingtonbertie99/mykeys-ext/wormhole"
"github.com/burlingtonbertie99/mykeys-ext/wormhole/sctp"
middleware "github.com/grpc-ecosystem/go-grpc-middleware"
ctxtags "github.com/grpc-ecosystem/go-grpc-middleware/tags"
//wsclient "github.com/burlingtonbertie99/mykeys-ext/ws/client"
"github.com/burlingtonbertie99/mykeys/http"
"github.com/burlingtonbertie99/mykeys/saltpack"
"github.com/burlingtonbertie99/mykeys/tsutil"
"github.com/burlingtonbertie99/mykeys/user"
"github.com/burlingtonbertie99/mykeys/user/services"
"github.com/mercari/go-grpc-interceptor/panichandler"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials"
)
func setupLogging(logLevel LogLevel, logPath string) (*logrus.Logger, LogInterceptor) {
return setupLogrus(logLevel, logPath)
}
func logFatal(err error) {
fmt.Fprintf(os.Stderr, "%v\n", err)
os.Exit(1)
}
type args struct {
appName *string
logPath *string
version *bool
port *int
logLevel *string
}
// Run the service.
func Run(build Build) {
args := args{}
args.appName = flag.String("app", build.DefaultAppName, "app name")
args.logPath = flag.String("log-path", "", "log path")
args.version = flag.Bool("version", false, "print version")
args.port = flag.Int("port", 0, "port to listen")
args.logLevel = flag.String("log-level", "", "log level")
flag.Parse()
if *args.version {
fmt.Printf("%s\n", build)
return
}
logLevel, ok := parseLogLevel(*args.logLevel)
if !ok {
logFatal(errors.Errorf("invalid log level"))
}
env, err := NewEnv(*args.appName, build)
if err != nil {
logFatal(errors.Wrapf(err, "failed to load config"))
}
if len(flag.Args()) > 0 {
logFatal(errors.Errorf("Invalid arguments. Did you mean to run `keys`?"))
}
// Save env
if err := env.savePortFlag(*args.port); err != nil {
logFatal(err)
}
// TODO: Disable logging by default?
// TODO: Include package name in logging
lg, lgi := setupLogging(logLevel, *args.logPath)
SetLogger(lg)
client.SetLogger(newPackageLogger(lg, "keys-ext/http/client"))
keys.SetLogger(newPackageLogger(lg, "keys"))
saltpack.SetLogger(newPackageLogger(lg, "keys/saltpack"))
sctp.SetLogger(newPackageLogger(lg, "keys-ext/wormhole/sctp"))
user.SetLogger(newPackageLogger(lg, "keys/user"))
services.SetLogger(newPackageLogger(lg, "keys/user/services"))
vault.SetLogger(newPackageLogger(lg, "keys-ext/vault"))
wormhole.SetLogger(newPackageLogger(lg, "keys-ext/wormhole"))
//wsclient.SetLogger(newPackageLogger(lg, "keys-ext/ws/client"))
logger.Debugf("Running %v", os.Args)
if err := checkSupportedOS(); err != nil {
logFatal(err)
}
if runtime.GOOS == "darwin" {
if err := checkCodesigned(); err != nil {
logFatal(err)
}
}
logger.Infof("Version: %s", build)
logger.Infof("Log level: %s", logLevel.String())
panichandler.InstallPanicHandler(func(ctx context.Context, r interface{}) {
logrus.Errorf("Panic: %v; %s", r, string(debug.Stack()))
})
if err := runService(env, build, lgi); err != nil {
logFatal(err)
}
}
// ServeFn starts the service.
type ServeFn func() error
// CloseFn closes the service.
type CloseFn func()
// TODO: Protect against incompatible downgrades
func runService(env *Env, build Build, lgi LogInterceptor) error {
if IsPortInUse(env.Port()) {
return errors.Errorf("port %d in use; is keysd already running?", env.Port())
}
cert, err := GenerateCertificate(env, true)
if err != nil {
return err
}
defer func() { _ = DeleteCertificate(env) }()
serveFn, closeFn, serveErr := NewServiceFn(env, build, cert, lgi)
if serveErr != nil {
return serveErr
}
defer closeFn()
return serveFn()
}
// NewServiceFn ...
func NewServiceFn(env *Env, build Build, cert *keys.CertificateKey, lgi LogInterceptor) (ServeFn, CloseFn, error) {
var opts []grpc.ServerOption
if cert == nil {
return nil, nil, errNoCertFound{}
}
tlsCert := cert.TLSCertificate()
creds := credentials.NewServerTLSFromCert(&tlsCert)
opts = []grpc.ServerOption{
grpc.Creds(creds),
}
auth := newAuth(env)
lgi.Replace()
opts = append(opts, middleware.WithUnaryServerChain(
ctxtags.UnaryServerInterceptor(ctxtags.WithFieldExtractor(ctxtags.CodeGenRequestFieldExtractor)),
lgi.Unary(),
auth.unaryInterceptor,
panichandler.UnaryServerInterceptor,
),
middleware.WithStreamServerChain(
ctxtags.StreamServerInterceptor(ctxtags.WithFieldExtractor(ctxtags.CodeGenRequestFieldExtractor)),
lgi.Stream(),
auth.streamInterceptor,
panichandler.StreamServerInterceptor,
),
)
grpcServer := grpc.NewServer(opts...)
client := http.NewClient()
service, err := newService(env, build, auth, client, tsutil.NewClock())
if err != nil {
return nil, nil, err
}
if err := service.Open(); err != nil {
return nil, nil, err
}
// Keys service
logger.Infof("Registering Keys service...")
RegisterRPCServer(grpcServer, service)
// FIDO2
fido2Plugin, err := fido2.OpenPlugin(filepath.Join(exeDir(), "fido2.so"))
if err != nil {
logger.Errorf("fido2 plugin is not available: %v", err)
} else {
logger.Infof("Registering FIDO2 plugin...")
fido2.RegisterFIDO2Server(grpcServer, fido2Plugin)
auth.fas = fido2Plugin
}
logger.Infof("Listening for connections on port %d", env.Port())
lis, err := net.Listen("tcp", fmt.Sprintf("127.0.0.1:%d", env.Port()))
if err != nil {
return nil, nil, errors.Wrapf(err, "failed to tcp listen")
}
serveFn := func() error {
if err := writePID(env); err != nil {
return err
}
return grpcServer.Serve(lis)
}
closeFn := func() {
grpcServer.Stop()
service.Close()
}
return serveFn, closeFn, nil
}
// IsPortInUse returns true if port is currently in use.
func IsPortInUse(port int) bool {
lis, lisErr := net.Listen("tcp", fmt.Sprintf("127.0.0.1:%d", port))
if lisErr != nil {
return true
}
_ = lis.Close()
return false
}
func writePID(env *Env) error {
path, err := env.AppPath("pid", false)
if err != nil {
return err
}
pid := os.Getpid()
return ioutil.WriteFile(path, []byte(strconv.Itoa(pid)), filePerms)
}