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authorArne Schwabe <arne@rfc2549.org>2014-08-15 11:30:31 +0200
committerArne Schwabe <arne@rfc2549.org>2014-08-15 11:30:31 +0200
commit6f94d1f6e43464fcc7282d618fbbc9ab19a61da7 (patch)
treeca8fb985db90deee7bedf6d20d1d3c7db25dd317 /main/openvpn/doc/android.txt
parent4b8344372863771a497b5ba00c57c6a9030920ab (diff)
Android OpenVPN docu
--HG-- extra : rebase_source : e247fc387df5d3c3a88ea6534bfe85bb0f6f5fb2
Diffstat (limited to 'main/openvpn/doc/android.txt')
-rw-r--r--main/openvpn/doc/android.txt11
1 files changed, 10 insertions, 1 deletions
diff --git a/main/openvpn/doc/android.txt b/main/openvpn/doc/android.txt
index 871e3997..cf8b3c79 100644
--- a/main/openvpn/doc/android.txt
+++ b/main/openvpn/doc/android.txt
@@ -2,7 +2,7 @@ This file documents the support in OpenVPN for Android 4.0 and up.
This support is primarily used in the "OpenVPN for Android" app
(http://code.google.com/p/ics-openvpn/). For building see the developer
-README: http://code.google.com/p/ics-openvpn/source/browse/README.txt.
+README: http://code.google.com/p/ics-openvpn/source/browse/doc/README.txt.
Android provides the VPNService API
(http://developer.android.com/reference/android/net/VpnService.html)
@@ -74,3 +74,12 @@ are not specific to Android but are rarely used on other platform.
For example using SIGUSR1 and management-hold to restart, pause,
continue the VPN on network changes or the external key management
--management-external-key option and inline files.
+
+Due to a bug in Android 4.4-4.4.2 there the Android Control will also
+query what action the daemon should take when opening the fd. The GUI
+should compare the last configuration of the tun device with the current
+tun configuration and reply with either
+
+- NOACTION: Keep using the old fd
+- OPEN_AFTER_CLOSE: First close the old fd and then open a new to workaround the bug
+- OPEN_BEFORE_CLOSE: the normal behaviour when the VPN configuration changed