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TunnelsManager: Fix race between multiple startActivation() calls 

After startActivate() is called on a waiting tunnel, user might turn
on a different tunnel before the waiting tunnel's status gets updated.
This fix prevents that from happening.
This commit is contained in:
Roopesh Chander 2018-12-13 23:34:00 +05:30
parent 872bda6d34
commit 20a23a86da
1 changed files with 2 additions and 0 deletions
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2
WireGuard/WireGuard/Tunnel/TunnelsManager.swift
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@ -392,6 +392,8 @@ class TunnelContainer: NSObject {
wg_log(.debug, message: "startActivation: Entering (tunnel: \(self.name))") wg_log(.debug, message: "startActivation: Entering (tunnel: \(self.name))")
self.status = .activating // Ensure that no other tunnel can attempt activation until this tunnel is done trying
guard tunnelProvider.isEnabled else { guard tunnelProvider.isEnabled else {
// In case the tunnel had gotten disabled, re-enable and save it, // In case the tunnel had gotten disabled, re-enable and save it,
// then call this function again. // then call this function again.