127 lines
3.2 KiB
Go
127 lines
3.2 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
|
|
// See LICENSE for copying information.
|
|
|
|
package certificates
|
|
|
|
import (
|
|
"context"
|
|
"os"
|
|
|
|
"github.com/zeebo/errs"
|
|
"go.uber.org/zap"
|
|
|
|
"storj.io/storj/pkg/identity"
|
|
"storj.io/storj/pkg/pb"
|
|
"storj.io/storj/pkg/peertls"
|
|
"storj.io/storj/pkg/server"
|
|
"storj.io/storj/pkg/utils"
|
|
"storj.io/storj/storage/boltdb"
|
|
"storj.io/storj/storage/redis"
|
|
)
|
|
|
|
// CertClientConfig is a config struct for use with a certificate signing service client
|
|
type CertClientConfig struct {
|
|
Address string `help:"address of the certificate signing rpc service"`
|
|
}
|
|
|
|
// CertServerConfig is a config struct for use with a certificate signing service server
|
|
type CertServerConfig struct {
|
|
Overwrite bool `default:"false" help:"if true, overwrites config AND authorization db is truncated"`
|
|
AuthorizationDBURL string `default:"bolt://$CONFDIR/authorizations.db" help:"url to the certificate signing authorization database"`
|
|
MinDifficulty uint `default:"30" help:"minimum difficulty of the requester's identity required to claim an authorization"`
|
|
CA identity.FullCAConfig
|
|
}
|
|
|
|
// Sign submits a certificate signing request given the config
|
|
func (c CertClientConfig) Sign(ctx context.Context, ident *identity.FullIdentity, authToken string) ([][]byte, error) {
|
|
client, err := NewClient(ctx, ident, c.Address)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return client.Sign(ctx, authToken)
|
|
}
|
|
|
|
// NewAuthDB creates or opens the authorization database specified by the config
|
|
func (c CertServerConfig) NewAuthDB() (*AuthorizationDB, error) {
|
|
// TODO: refactor db selection logic?
|
|
driver, source, err := utils.SplitDBURL(c.AuthorizationDBURL)
|
|
if err != nil {
|
|
return nil, peertls.ErrRevocationDB.Wrap(err)
|
|
}
|
|
|
|
authDB := new(AuthorizationDB)
|
|
switch driver {
|
|
case "bolt":
|
|
_, err := os.Stat(source)
|
|
if c.Overwrite && err == nil {
|
|
if err := os.Remove(source); err != nil {
|
|
return nil, err
|
|
}
|
|
}
|
|
|
|
authDB.DB, err = boltdb.New(source, AuthorizationsBucket)
|
|
if err != nil {
|
|
return nil, ErrAuthorizationDB.Wrap(err)
|
|
}
|
|
case "redis":
|
|
redisClient, err := redis.NewClientFrom(c.AuthorizationDBURL)
|
|
if err != nil {
|
|
return nil, ErrAuthorizationDB.Wrap(err)
|
|
}
|
|
|
|
if c.Overwrite {
|
|
if err := redisClient.FlushDB(); err != nil {
|
|
return nil, err
|
|
}
|
|
}
|
|
|
|
authDB.DB = redisClient
|
|
default:
|
|
return nil, ErrAuthorizationDB.New("database scheme not supported: %s", driver)
|
|
}
|
|
|
|
return authDB, nil
|
|
}
|
|
|
|
// Run implements the responsibility interface, starting a certificate signing server.
|
|
func (c CertServerConfig) Run(ctx context.Context, server *server.Server) (err error) {
|
|
defer mon.Task()(&ctx)(&err)
|
|
|
|
authDB, err := c.NewAuthDB()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer func() {
|
|
err = errs.Combine(err, authDB.Close())
|
|
}()
|
|
|
|
signer, err := c.CA.Load()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
srv := NewServer(
|
|
zap.L(),
|
|
signer,
|
|
authDB,
|
|
uint16(c.MinDifficulty),
|
|
)
|
|
pb.RegisterCertificatesServer(server.GRPC(), srv)
|
|
|
|
srv.log.Info(
|
|
"Certificate signing server running",
|
|
zap.String("address", server.Addr().String()),
|
|
)
|
|
|
|
go func() {
|
|
done := ctx.Done()
|
|
<-done
|
|
if err := server.Close(); err != nil {
|
|
srv.log.Error("closing server", zap.Error(err))
|
|
}
|
|
}()
|
|
|
|
return server.Run(ctx)
|
|
}
|