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cli: restart consensus service on USR2

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Fix #1949. Also drop wallet from the ServerConfig since it's not used in any
meaningful way after this change.
This commit is contained in:
Roman Khimov 2022-07-26 22:41:52 +03:00
parent bf92966633
commit 5a7fa2d3df
6 changed files with 30 additions and 22 deletions
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24
cli/server/server.go
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@ -9,6 +9,7 @@ import (
"os/signal"
"runtime"
"syscall"
"time"
"github.com/nspcc-dev/neo-go/cli/options"
"github.com/nspcc-dev/neo-go/pkg/config"
@ -406,8 +407,8 @@ func mkOracle(config config.OracleConfiguration, magic netmode.Magic, chain *cor
return orc, nil
}
func mkConsensus(config network.ServerConfig, chain *core.Blockchain, serv *network.Server, log *zap.Logger) (consensus.Service, error) {
if config.Wallet == nil {
func mkConsensus(config config.Wallet, tpb time.Duration, chain *core.Blockchain, serv *network.Server, log *zap.Logger) (consensus.Service, error) {
if len(config.Path) == 0 {
return nil, nil
}
srv, err := consensus.NewService(consensus.Config{
@ -416,8 +417,8 @@ func mkConsensus(config network.ServerConfig, chain *core.Blockchain, serv *netw
Chain: chain,
ProtocolConfiguration: chain.GetConfig(),
RequestTx: serv.RequestTx,
Wallet: config.Wallet,
TimePerBlock: config.TimePerBlock,
Wallet: &config,
TimePerBlock: tpb,
})
if err != nil {
return nil, fmt.Errorf("can't initialize Consensus module: %w", err)
@ -497,7 +498,7 @@ func startServer(ctx *cli.Context) error {
if err != nil {
return cli.NewExitError(err, 1)
}
_, err = mkConsensus(serverConfig, chain, serv, log)
dbftSrv, err := mkConsensus(cfg.ApplicationConfiguration.UnlockWallet, serverConfig.TimePerBlock, chain, serv, log)
if err != nil {
return cli.NewExitError(err, 1)
}
@ -517,6 +518,7 @@ func startServer(ctx *cli.Context) error {
sigCh := make(chan os.Signal, 1)
signal.Notify(sigCh, syscall.SIGHUP)
signal.Notify(sigCh, syscall.SIGUSR1)
signal.Notify(sigCh, syscall.SIGUSR2)
fmt.Fprintln(ctx.App.Writer, Logo())
fmt.Fprintln(ctx.App.Writer, serv.UserAgent)
@ -599,6 +601,18 @@ Main:
if serv.IsInSync() {
sr.Start()
}
case syscall.SIGUSR2:
if dbftSrv != nil {
dbftSrv.Shutdown()
}
dbftSrv, err = mkConsensus(cfgnew.ApplicationConfiguration.UnlockWallet, serverConfig.TimePerBlock, chain, serv, log)
if err != nil {
log.Error("failed to create consensus service", zap.Error(err))
break // Whatever happens, I'll leave it all to chance.
}
if dbftSrv != nil && serv.IsInSync() {
dbftSrv.Start()
}
}
cfg = cfgnew
case <-grace.Done():