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d14809694f
* [NOD-1223] Delete unused files/packages. * [NOD-1223] Move signal and limits to the os package. * [NOD-1223] Put database and dbaccess into the db package. * [NOD-1223] Fold the logs package into the logger package. * [NOD-1223] Rename domainmessage to appmessage. * [NOD-1223] Rename to/from DomainMessage to AppMessage. * [NOD-1223] Move appmessage to the app packge. * [NOD-1223] Move protocol to the app packge. * [NOD-1223] Move the network package to the infrastructure packge. * [NOD-1223] Rename cmd to executables. * [NOD-1223] Fix go.doc in the logger package.
62 lines
1.8 KiB
Go
62 lines
1.8 KiB
Go
package connmanager
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// checkOutgoingConnections goes over all activeOutgoing and makes sure they are still active.
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// Then it opens connections so that we have targetOutgoing active connections
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func (c *ConnectionManager) checkOutgoingConnections(connSet connectionSet) {
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for address := range c.activeOutgoing {
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connection, ok := connSet.get(address)
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if ok { // connection is still connected
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connSet.remove(connection)
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continue
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}
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// if connection is dead - remove from list of active ones
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delete(c.activeOutgoing, address)
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}
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liveConnections := len(c.activeOutgoing)
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if c.targetOutgoing == liveConnections {
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return
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}
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log.Debugf("Have got %d outgoing connections out of target %d, adding %d more",
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liveConnections, c.targetOutgoing, c.targetOutgoing-liveConnections)
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connectionsNeededCount := c.targetOutgoing - len(c.activeOutgoing)
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connectionAttempts := connectionsNeededCount * 2
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for i := 0; i < connectionAttempts; i++ {
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// Return in case we've already reached or surpassed our target
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if len(c.activeOutgoing) >= c.targetOutgoing {
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return
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}
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address := c.addressManager.GetAddress()
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if address == nil {
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log.Warnf("No more addresses available")
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return
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}
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netAddress := address.NetAddress()
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tcpAddress := netAddress.TCPAddress()
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addressString := tcpAddress.String()
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isBanned, err := c.addressManager.IsBanned(netAddress)
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if err != nil {
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log.Infof("Couldn't resolve whether %s is banned: %s", addressString, err)
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continue
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}
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if isBanned {
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continue
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}
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c.addressManager.Attempt(netAddress)
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err = c.initiateConnection(addressString)
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if err != nil {
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log.Infof("Couldn't connect to %s: %s", addressString, err)
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continue
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}
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c.addressManager.Connected(netAddress)
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c.activeOutgoing[addressString] = struct{}{}
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}
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}
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