open-vault/builtin/logical/database/dbplugin/server.go
2017-06-06 09:49:49 -04:00

72 lines
1.8 KiB
Go

package dbplugin
import (
"crypto/tls"
"github.com/hashicorp/go-plugin"
)
// Serve is called from within a plugin and wraps the provided
// Database implementation in a databasePluginRPCServer object and starts a
// RPC server.
func Serve(db Database, tlsProvider func() (*tls.Config, error)) {
dbPlugin := &DatabasePlugin{
impl: db,
}
// pluginMap is the map of plugins we can dispense.
var pluginMap = map[string]plugin.Plugin{
"database": dbPlugin,
}
plugin.Serve(&plugin.ServeConfig{
HandshakeConfig: handshakeConfig,
Plugins: pluginMap,
TLSProvider: tlsProvider,
})
}
// ---- RPC server domain ----
// databasePluginRPCServer implements an RPC version of Database and is run
// inside a plugin. It wraps an underlying implementation of Database.
type databasePluginRPCServer struct {
impl Database
}
func (ds *databasePluginRPCServer) Type(_ struct{}, resp *string) error {
var err error
*resp, err = ds.impl.Type()
return err
}
func (ds *databasePluginRPCServer) CreateUser(args *CreateUserRequest, resp *CreateUserResponse) error {
var err error
resp.Username, resp.Password, err = ds.impl.CreateUser(args.Statements, args.UsernameConfig, args.Expiration)
return err
}
func (ds *databasePluginRPCServer) RenewUser(args *RenewUserRequest, _ *struct{}) error {
err := ds.impl.RenewUser(args.Statements, args.Username, args.Expiration)
return err
}
func (ds *databasePluginRPCServer) RevokeUser(args *RevokeUserRequest, _ *struct{}) error {
err := ds.impl.RevokeUser(args.Statements, args.Username)
return err
}
func (ds *databasePluginRPCServer) Initialize(args *InitializeRequest, _ *struct{}) error {
err := ds.impl.Initialize(args.Config, args.VerifyConnection)
return err
}
func (ds *databasePluginRPCServer) Close(_ struct{}, _ *struct{}) error {
ds.impl.Close()
return nil
}