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author | Thomas Haller <thaller@redhat.com> | 2023-02-07 11:26:58 +0100 |
---|---|---|
committer | Thomas Haller <thaller@redhat.com> | 2023-02-08 10:11:20 +0100 |
commit | 8548ab29ee1eaad43bbfe099181dab905e229446 (patch) | |
tree | 86406e32dc1feab2e9f8aa18d7b4c6fc0b8022a9 | |
parent | fc282d5e05f5850d7819bb0bf3b9685db9ae89ee (diff) | |
download | NetworkManager-8548ab29ee1eaad43bbfe099181dab905e229446.tar.gz |
test-client: fix race in test_monitor() test
During srv_shutdown() we do
p.stdin.close()
p.kill()
Usually, the kill wins and the service just drops off the bus:
libnm-dbus[3201919]: <debug> [438617.45324] nmclient[40f7938626f3f5f0]: name owner changed: ":1.1" -> (null)
libnm-dbus[3201919]: <debug> [438617.45332] nmclient[40f7938626f3f5f0]: release all
at which point all objects in NMClient get destroyed and the signals get
emitted in the order:
libnm-dbus[3201919]: <trace> [438617.45574] nmclient[40f7938626f3f5f0]: [nmclient] emit "device-removed" signal for /org/freedesktop/NetworkManager/Devices/1
nmcli[out]: eth0: device removed
libnm-dbus[3201919]: <trace> [438617.45590] nmclient[40f7938626f3f5f0]: [nmclient] emit "any-device-removed" signal for /org/freedesktop/NetworkManager/Devices/1
libnm-dbus[3201919]: <trace> [438617.45593] nmclient[40f7938626f3f5f0]: [nmclient] emit "connection-removed" signal for /org/freedesktop/NetworkManager/Settings/Connectio>
nmcli[out]: con-1: connection profile removed
However, sometimes the stub service notices that stdin was closed and it
sends signals about shutting down:
libnm-dbus[3201061]: <trace> [438226.44965] nmclient[401639659459c316]: interfaces-removed: [/org/freedesktop/NetworkManager/Settings] receive interface remove event for >
libnm-dbus[3201061]: <trace> [438226.44966] nmclient[401639659459c316]: [/org/freedesktop/NetworkManager/Settings]: changed-type 0x01 linked
libnm-dbus[3201061]: <trace> [438226.44967] nmclient[401639659459c316]: [/org/freedesktop/NetworkManager/Settings]: changed-type 0x01 consumed
libnm-dbus[3201061]: <trace> [438226.44968] nmclient[401639659459c316]: [/org/freedesktop/NetworkManager/Settings]: changed-type 0x02 linked
libnm-dbus[3201061]: <trace> [438226.44969] nmclient[401639659459c316]: [/org/freedesktop/NetworkManager/Settings]: unregister NMClient from D-Bus object
libnm-dbus[3201061]: <trace> [438226.44971] nmclient[401639659459c316]: [/org/freedesktop/NetworkManager/Settings]: drop D-Bus instance
libnm-dbus[3201061]: <trace> [438226.44971] nmclient[401639659459c316]: [/org/freedesktop/NetworkManager/Settings]: set D-Bus object state unlinked
libnm-dbus[3201061]: <trace> [438226.44972] nmclient[401639659459c316]: [nmclient] emit "connection-removed" signal for /org/freedesktop/NetworkManager/Settings/Connectio>
nmcli[out]: con-1: connection profile removed
libnm-dbus[3201061]: <trace> [438226.44992] nmclient[401639659459c316]: interfaces-removed: [/org/freedesktop/NetworkManager] receive interface remove event for interface>
libnm-dbus[3201061]: <trace> [438226.44994] nmclient[401639659459c316]: [/org/freedesktop/NetworkManager]: changed-type 0x01 linked
libnm-dbus[3201061]: <trace> [438226.44995] nmclient[401639659459c316]: [/org/freedesktop/NetworkManager]: changed-type 0x01 consumed
libnm-dbus[3201061]: <trace> [438226.44996] nmclient[401639659459c316]: [/org/freedesktop/NetworkManager]: changed-type 0x02 linked
libnm-dbus[3201061]: <trace> [438226.44998] nmclient[401639659459c316]: [/org/freedesktop/NetworkManager]: unregister NMClient from D-Bus object
libnm-dbus[3201061]: <trace> [438226.44999] nmclient[401639659459c316]: [/org/freedesktop/NetworkManager]: drop D-Bus instance
libnm-dbus[3201061]: <trace> [438226.45000] nmclient[401639659459c316]: [/org/freedesktop/NetworkManager]: set D-Bus object state unlinked
libnm-dbus[3201061]: <trace> [438226.45001] nmclient[401639659459c316]: [nmclient] emit "device-removed" signal for /org/freedesktop/NetworkManager/Devices/1
nmcli[out]: eth0: device removed
libnm-dbus[3201061]: <trace> [438226.45005] nmclient[401639659459c316]: [nmclient] emit "any-device-removed" signal for /org/freedesktop/NetworkManager/Devices/1
nmcli[out]: NetworkManager is stopped
libnm-dbus[3201061]: <debug> [438226.45545] nmclient[401639659459c316]: name owner changed: ":1.1" -> (null)
libnm-dbus[3201061]: <debug> [438226.45550] nmclient[401639659459c316]: release all
The fix is to accept the events in any order.
-rwxr-xr-x | src/tests/client/test-client.py | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/src/tests/client/test-client.py b/src/tests/client/test-client.py index db4320ba7b..266de1155c 100755 --- a/src/tests/client/test-client.py +++ b/src/tests/client/test-client.py @@ -512,6 +512,16 @@ class Util: os.remove(name) + @staticmethod + def pexpect_expect_all(pexp, *pattern_list): + # This will call "pexpect.expect()" on pattern_list, + # expecting all entries to match exactly once, in any + # order. + pattern_list = list(pattern_list) + while pattern_list: + idx = pexp.expect(pattern_list) + del pattern_list[idx] + ############################################################################### @@ -2071,8 +2081,11 @@ class TestNmcli(unittest.TestCase): nmc = start_mon(self) self.srv_shutdown() - nmc.pexp.expect("eth0: device removed") - nmc.pexp.expect("con-1: connection profile removed") + Util.pexpect_expect_all( + nmc.pexp, + "con-1: connection profile removed", + "eth0: device removed", + ) nmc.pexp.expect("NetworkManager is stopped") end_mon(self, nmc) |