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TUN-2921: Rework address selection logic to avoid corner cases

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This commit is contained in:
Igor Postelnik
2020-04-27 14:25:37 -05:00
parent c782716e49
commit 976eb24883
6 changed files with 57 additions and 13 deletions
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5
edgediscovery/edgediscovery.go
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@@ -100,7 +100,7 @@ func (ed *Edge) GetAddr(connID int) (*net.TCPAddr, error) {
logger.Debug("No addresses left to give proxy connection")
return nil, errNoAddressesLeft
}
logger.Debug("Giving connection its new address")
logger.Debugf("Giving connection its new address %s", addr)
return addr, nil
}
@@ -120,9 +120,10 @@ func (ed *Edge) GetDifferentAddr(connID int) (*net.TCPAddr, error) {
addr := ed.regions.GetUnusedAddr(oldAddr, connID)
if addr == nil {
logger.Debug("No addresses left to give proxy connection")
// note: if oldAddr were not nil, it will become available on the next iteration
return nil, errNoAddressesLeft
}
logger.Debug("Giving connection its new address")
logger.Debugf("Giving connection its new address %s", addr)
return addr, nil
}