yggdrasil-network/yggdrasil-go
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code cleanup

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This commit is contained in:
Arceliar 2019-10-12 15:46:56 -05:00
parent 31ce854835
commit 3491292599
1 changed files with 20 additions and 20 deletions
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40
src/yggdrasil/search.go
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@ -189,34 +189,34 @@ func (sinfo *searchInfo) checkDHTRes(res *dhtRes) bool {
if themMasked != destMasked {
return false
}
finishSearch := func(sess *sessionInfo, err error) {
if sess != nil {
// FIXME (!) replay attacks could mess with coords? Give it a handle (tstamp)?
sess.coords = res.Coords
sess.ping(sinfo.searches.router)
}
if err != nil {
sinfo.callback(nil, err)
} else {
sinfo.callback(sess, nil)
}
// Cleanup
delete(sinfo.searches.searches, res.Dest)
}
// They match, so create a session and send a sessionRequest
var err error
sess, isIn := sinfo.searches.router.sessions.getByTheirPerm(&res.Key)
if !isIn {
// Don't already have a session
sess = sinfo.searches.router.sessions.createSession(&res.Key)
if sess == nil {
// nil if the DHT search finished but the session wasn't allowed
sinfo.callback(nil, errors.New("session not allowed"))
// Cleanup
delete(sinfo.searches.searches, res.Dest)
return true
}
_, isIn := sinfo.searches.router.sessions.getByTheirPerm(&res.Key)
if !isIn {
err = errors.New("session not allowed")
} else if _, isIn := sinfo.searches.router.sessions.getByTheirPerm(&res.Key); !isIn {
panic("This should never happen")
}
} else {
sess.coords = res.Coords // In case coords have updated
sess.ping(sinfo.searches.router) // In case the remote side needs updating
sinfo.callback(nil, errors.New("session already exists"))
// Cleanup
delete(sinfo.searches.searches, res.Dest)
return true
err = errors.New("session already exists")
}
// FIXME (!) replay attacks could mess with coords? Give it a handle (tstamp)?
sess.coords = res.Coords
sess.ping(sinfo.searches.router)
sinfo.callback(sess, nil)
// Cleanup
delete(sinfo.searches.searches, res.Dest)
finishSearch(sess, err)
return true
}