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// Copyright (C) 2019-2024 Algorand, Inc.
// This file is part of go-algorand
//
// go-algorand is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// go-algorand is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with go-algorand. If not, see <https://www.gnu.org/licenses/>.
package kmd
import (
"os"
"time"
"github.com/algorand/go-algorand/daemon/kmd/config"
"github.com/algorand/go-algorand/daemon/kmd/server"
"github.com/algorand/go-algorand/daemon/kmd/session"
"github.com/algorand/go-algorand/daemon/kmd/wallet/driver"
"github.com/algorand/go-algorand/logging"
"github.com/algorand/go-algorand/util/tokens"
)
// StartConfig contains configuration information used for starting up kmd
type StartConfig struct {
// DataDir is the kmd data directory, used to store config info and
// some kinds of wallets
DataDir string
// Kill takes an os.Signal and gracefully shuts down the kmd process
Kill chan os.Signal
// Log logs information about the running kmd process
Log logging.Logger
// Timeout is the duration of time after which we will kill the kmd
// process automatically. If Timeout is nil, we will never time out.
Timeout *time.Duration
}
// Start loads kmd's configuration information, initializes all of its
// services, and starts the API HTTP server
func Start(startConfig StartConfig) (died chan error, sock string, err error) {
// Load the global KMD configuration
kmdCfg, err := config.LoadKMDConfig(startConfig.DataDir)
if err != nil {
return
}
// Initialize wallet drivers with the config
err = driver.InitWalletDrivers(kmdCfg, startConfig.Log)
if err != nil {
return
}
// Make or read the API token + check that it's reasonable
apiToken, _, err := tokens.ValidateOrGenerateAPIToken(startConfig.DataDir, tokens.KmdTokenFilename)
if err != nil {
return
}
// Configure the wallet API server
serverCfg := server.WalletServerConfig{
APIToken: apiToken,
DataDir: startConfig.DataDir,
Address: kmdCfg.Address,
AllowedOrigins: kmdCfg.AllowedOrigins,
SessionManager: session.MakeManager(kmdCfg),
Log: startConfig.Log,
Timeout: startConfig.Timeout,
}
// Instantiate the wallet API server
ws, err := server.MakeWalletServer(serverCfg)
if err != nil {
return
}
// Start the wallet API server
died, sock, err = ws.Start(startConfig.Kill)
return
}
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