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* dnsforward: move initialization of periodic tasks to NewServer()

This commit is contained in:
Simon Zolin 2019-07-10 11:56:54 +03:00
parent 6701e9ce06
commit 2bbd262968
1 changed files with 14 additions and 24 deletions
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38
dnsforward/dnsforward.go
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@ -41,7 +41,6 @@ type Server struct {
dnsFilter *dnsfilter.Dnsfilter // DNS filter instance
queryLog *queryLog // Query log instance
stats *stats // General server statistics
once sync.Once
AllowedClients map[string]bool // IP addresses of whitelist clients
DisallowedClients map[string]bool // IP addresses of clients that should be blocked
@ -55,11 +54,24 @@ type Server struct {
// NewServer creates a new instance of the dnsforward.Server
// baseDir is the base directory for query logs
// Note: this function must be called only once
func NewServer(baseDir string) *Server {
return &Server{
s := &Server{
queryLog: newQueryLog(baseDir),
stats: newStats(),
}
log.Tracef("Loading stats from querylog")
err := s.queryLog.fillStatsFromQueryLog(s.stats)
if err != nil {
log.Error("failed to load stats from querylog: %s", err)
}
log.Printf("Start DNS server periodic jobs")
go s.queryLog.periodicQueryLogRotate()
go s.queryLog.runningTop.periodicHourlyTopRotate()
go s.stats.statsRotator()
return s
}
// FilteringConfig represents the DNS filtering configuration of AdGuard Home
@ -169,33 +181,11 @@ func (s *Server) startInternal(config *ServerConfig) error {
return errors.New("DNS server is already started")
}
if s.queryLog == nil {
s.queryLog = newQueryLog(".")
}
if s.stats == nil {
s.stats = newStats()
}
err := s.initDNSFilter()
if err != nil {
return err
}
log.Tracef("Loading stats from querylog")
err = s.queryLog.fillStatsFromQueryLog(s.stats)
if err != nil {
return errorx.Decorate(err, "failed to load stats from querylog")
}
// TODO: Think about reworking this, the current approach won't work properly if AG Home is restarted periodically
s.once.Do(func() {
log.Printf("Start DNS server periodic jobs")
go s.queryLog.periodicQueryLogRotate()
go s.queryLog.runningTop.periodicHourlyTopRotate()
go s.stats.statsRotator()
})
proxyConfig := proxy.Config{
UDPListenAddr: s.conf.UDPListenAddr,
TCPListenAddr: s.conf.TCPListenAddr,