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wireguard-apple
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Remove the feature of waiting for another tunnel to deactivate 

Signed-off-by: Roopesh Chander <roop@roopc.net>
This commit is contained in:
Roopesh Chander 2018-12-11 03:24:28 +05:30
parent e59dbe6364
commit 1fd0c56f08
3 changed files with 11 additions and 59 deletions
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4
WireGuard/WireGuard/UI/iOS/TunnelDetailTableViewController.swift
View File

@ -269,14 +269,12 @@ class TunnelDetailTableViewStatusCell: UITableViewCell {
text = "Reactivating"
case .restarting:
text = "Restarting"
case .waiting:
text = "Waiting"
}
textLabel?.text = text
DispatchQueue.main.async { [weak statusSwitch] in
guard let statusSwitch = statusSwitch else { return }
statusSwitch.isOn = !(status == .deactivating || status == .inactive)
statusSwitch.isUserInteractionEnabled = (status == .inactive || status == .active || status == .waiting)
statusSwitch.isUserInteractionEnabled = (status == .inactive || status == .active)
}
textLabel?.textColor = (status == .active || status == .inactive) ? UIColor.black : UIColor.gray
}

2
WireGuard/WireGuard/UI/iOS/TunnelsListTableViewController.swift
View File

@ -390,7 +390,7 @@ class TunnelsListTableViewCell: UITableViewCell {
DispatchQueue.main.async { [weak statusSwitch, weak busyIndicator] in
guard let statusSwitch = statusSwitch, let busyIndicator = busyIndicator else { return }
statusSwitch.isOn = !(status == .deactivating || status == .inactive)
statusSwitch.isUserInteractionEnabled = (status == .inactive || status == .active || status == .waiting)
statusSwitch.isUserInteractionEnabled = (status == .inactive || status == .active)
if (status == .inactive || status == .active) {
busyIndicator.stopAnimating()
} else {

60
WireGuard/WireGuard/VPN/TunnelsManager.swift
View File

@ -27,7 +27,7 @@ enum TunnelsManagerError: WireGuardAppError {
// Tunnel activation
case attemptingActivationWhenTunnelIsNotInactive
case tunnelActivationSupercededWhileWaiting // Another tunnel activation was initiated while this tunnel was waiting
case attemptingActivationWhenAnotherTunnelIsOperational(otherTunnelName: String)
case tunnelActivationAttemptFailed // startTunnel() throwed
case tunnelActivationFailedInternalError // startTunnel() succeeded, but activation failed
case tunnelActivationFailedNoInternetConnection // startTunnel() succeeded, but activation failed since no internet
@ -49,8 +49,8 @@ enum TunnelsManagerError: WireGuardAppError {
case .attemptingActivationWhenTunnelIsNotInactive:
return ("Activation failure", "The tunnel is already active or in the process of being activated")
case .tunnelActivationSupercededWhileWaiting:
return nil
case .attemptingActivationWhenAnotherTunnelIsOperational(let otherTunnelName):
return ("Activation failure", "Please disconnect '\(otherTunnelName)' before enabling this tunnel.")
case .tunnelActivationAttemptFailed:
return ("Activation failure", "The tunnel could not be activated due to an internal error")
case .tunnelActivationFailedInternalError:
@ -69,7 +69,6 @@ class TunnelsManager {
private var statusObservationToken: AnyObject?
var tunnelBeingActivated: TunnelContainer?
var tunnelWaitingForActivation: (tunnel: TunnelContainer, completionHandler: (TunnelsManagerError?) -> Void)?
init(tunnelProviders: [NETunnelProviderManager]) {
self.tunnels = tunnelProviders.map { TunnelContainer(tunnel: $0) }.sorted { $0.name < $1.name }
@ -248,36 +247,16 @@ class TunnelsManager {
return
}
if let (waitingTunnel, waitingTunnelCompletionHandler) = self.tunnelWaitingForActivation {
precondition(waitingTunnel.status == .waiting)
self.tunnelWaitingForActivation = nil
waitingTunnel.status = .inactive
waitingTunnelCompletionHandler(TunnelsManagerError.tunnelActivationSupercededWhileWaiting)
if let tunnelInOperation = tunnels.first(where: { $0.status != .inactive }) {
completionHandler(TunnelsManagerError.attemptingActivationWhenAnotherTunnelIsOperational(otherTunnelName: tunnelInOperation.name))
return
}
if let tunnelInOperation = tunnels.first(where: { $0.status != .inactive && $0.status != .waiting }) {
tunnel.status = .waiting
tunnelWaitingForActivation = (tunnel, completionHandler)
os_log("Tunnel '%{public}@' is waiting for deactivation of '%{public}@' (status: %{public}@)",
log: OSLog.default, type: .debug, tunnel.name, tunnelInOperation.name, "\(tunnelInOperation.status)")
if (tunnelInOperation.status == .active) {
tunnelBeingActivated = nil
startDeactivation(of: tunnelInOperation)
}
} else {
tunnelBeingActivated = tunnel
tunnel.startActivation(completionHandler: completionHandler)
}
}
func startDeactivation(of tunnel: TunnelContainer) {
if (tunnel.status == .waiting) {
let inferredStatus = TunnelStatus(from: tunnel.tunnelProvider.connection.status)
if (inferredStatus == .inactive) {
tunnel.status = .inactive
return
}
}
if (tunnel.status == .inactive || tunnel.status == .deactivating) {
return
}
@ -329,23 +308,6 @@ class TunnelsManager {
// Update tunnel status
tunnel.refreshStatus()
// In case some other tunnel is waiting on this tunnel's deactivation
if let (waitingTunnel, waitingTunnelCompletionHandler) = s.tunnelWaitingForActivation {
if (tunnel.status == .active) {
os_log("Deactivating tunnel '%{public}@' because tunnel '%{public}@' is waiting for activation",
log: OSLog.default, type: .debug, tunnel.name, waitingTunnel.name)
tunnel.startDeactivation()
} else if (tunnel.status == .inactive) {
os_log("Activating waiting tunnel '%{public}@' after deactivation of '%{public}@'",
log: OSLog.default, type: .debug, waitingTunnel.name, tunnel.name)
precondition(waitingTunnel.status == .waiting)
s.tunnelWaitingForActivation = nil
s.tunnelBeingActivated = waitingTunnel
waitingTunnel.startActivation(completionHandler: waitingTunnelCompletionHandler)
}
}
}
}
@ -393,7 +355,7 @@ class TunnelContainer: NSObject {
}
fileprivate func startActivation(completionHandler: @escaping (TunnelsManagerError?) -> Void) {
assert(status == .inactive || status == .restarting || status == .waiting)
assert(status == .inactive || status == .restarting)
guard let tunnelConfiguration = tunnelConfiguration() else { fatalError() }
@ -468,12 +430,6 @@ class TunnelContainer: NSObject {
fileprivate func startDeactivation() {
let session = (tunnelProvider.connection as! NETunnelProviderSession)
if (status == .waiting && (session.status == .disconnected || session.status == .invalid)) {
status = .inactive
self.onDeactivationComplete?()
self.onDeactivationComplete = nil
return
}
session.stopTunnel()
}
}
@ -486,7 +442,6 @@ class TunnelContainer: NSObject {
case reasserting // Not a possible state at present
case restarting // Restarting tunnel (done after saving modifications to an active tunnel)
case waiting // Waiting for another tunnel to be brought down
init(from vpnStatus: NEVPNStatus) {
switch (vpnStatus) {
@ -515,7 +470,6 @@ extension TunnelStatus: CustomDebugStringConvertible {
case .deactivating: return "deactivating"
case .reasserting: return "reasserting"
case .restarting: return "restarting"
case .waiting: return "waiting"
}
}
}