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lib/model, lib/nat: More service termination speedup (#5884)

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Simon Frei 2019-07-23 10:49:22 +02:00 committed by GitHub
parent 15c262184b
commit 942659fb06
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 21 additions and 3 deletions
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12
lib/model/folder.go
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@ -423,6 +423,12 @@ func (f *folder) scanSubdirs(subDirs []string) error {
var iterError error
f.fset.WithPrefixedHaveTruncated(protocol.LocalDeviceID, sub, func(fi db.FileIntf) bool {
select {
case <-f.ctx.Done():
return false
default:
}
file := fi.(db.FileInfoTruncated)
if err := batch.flushIfFull(); err != nil {
@ -507,6 +513,12 @@ func (f *folder) scanSubdirs(subDirs []string) error {
return true
})
select {
case <-f.ctx.Done():
return f.ctx.Err()
default:
}
if iterError == nil && len(toIgnore) > 0 {
for _, file := range toIgnore {
l.Debugln("marking file as ignored", f)

12
lib/nat/service.go
View File

@ -225,7 +225,7 @@ func (s *Service) verifyExistingMappings(mapping *Mapping, nats map[string]Devic
l.Debugf("Renewing %s -> %s mapping on %s", mapping, address, id)
addr, err := s.tryNATDevice(nat, mapping.address.Port, address.Port, leaseTime)
addr, err := s.tryNATDevice(nat, mapping.address.Port, address.Port, leaseTime, stop)
if err != nil {
l.Debugf("Failed to renew %s -> mapping on %s", mapping, address, id)
mapping.removeAddress(id)
@ -274,7 +274,7 @@ func (s *Service) acquireNewMappings(mapping *Mapping, nats map[string]Device, s
l.Debugf("Acquiring %s mapping on %s", mapping, id)
addr, err := s.tryNATDevice(nat, mapping.address.Port, 0, leaseTime)
addr, err := s.tryNATDevice(nat, mapping.address.Port, 0, leaseTime, stop)
if err != nil {
l.Debugf("Failed to acquire %s mapping on %s", mapping, id)
continue
@ -291,7 +291,7 @@ func (s *Service) acquireNewMappings(mapping *Mapping, nats map[string]Device, s
// tryNATDevice tries to acquire a port mapping for the given internal address to
// the given external port. If external port is 0, picks a pseudo-random port.
func (s *Service) tryNATDevice(natd Device, intPort, extPort int, leaseTime time.Duration) (Address, error) {
func (s *Service) tryNATDevice(natd Device, intPort, extPort int, leaseTime time.Duration, stop chan struct{}) (Address, error) {
var err error
var port int
@ -312,6 +312,12 @@ func (s *Service) tryNATDevice(natd Device, intPort, extPort int, leaseTime time
}
for i := 0; i < 10; i++ {
select {
case <-stop:
return Address{}, nil
default:
}
// Then try up to ten random ports.
extPort = 1024 + predictableRand.Intn(65535-1024)
name := fmt.Sprintf("syncthing-%d", extPort)