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wireless: T6597: improve hostapd startup and corresponding smoketests (backport #3833) #3844

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merged 4 commits into from
Jul 23, 2024

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@mergify mergify bot commented Jul 22, 2024

Change Summary

This was found during smoketesting as thoase started to repeadingly fail in the last weeks

  File "/usr/libexec/vyos/tests/smoke/cli/test_interfaces_wireless.py", line 534, in test_wireless_security_station_address
      self.assertTrue(process_named_running('hostapd'))
  AssertionError: None is not true

Digging into this revealed that this is NOT related to the smoketest coding but to hostapd/systemd instead. With a configured WIFI interface and calling:

sudo systemctl reload-or-restart hostapd@wlan1

multiple times in a short period caused systemd to report:

Jul 18 16:15:32 systemd[1]: [email protected]: Deactivated successfully.

According to the internal systemd logic used in our version this is explained by:

  /* If there's a stop job queued before we enter the DEAD state, we shouldn't act on Restart=, in order to not
   * undo what has already been enqueued. */
  if (unit_stop_pending(UNIT(s)))
          allow_restart = false;

  if (s->result == SERVICE_SUCCESS)
          s->result = f;

  if (s->result == SERVICE_SUCCESS) {
          unit_log_success(UNIT(s));
          end_state = SERVICE_DEAD;`

Where unit_log_success() generates the log message in question.

Improve the restart login in the wireless interface script and an upgrade to hostapd solved the issue.

Types of changes

  • Bug fix (non-breaking change which fixes an issue)
  • New feature (non-breaking change which adds functionality)
  • Code style update (formatting, renaming)
  • Refactoring (no functional changes)
  • Migration from an old Vyatta component to vyos-1x, please link to related PR inside obsoleted component
  • Other (please describe):

Related Task(s)

Related PR(s)

Component(s) name

wireless

How to test

Smoketests

Smoketest result

image

DEBUG - Running Testcase: /usr/libexec/vyos/tests/smoke/cli/test_interfaces_wireless.py
DEBUG - test_add_multiple_ip_addresses (__main__.WirelessInterfaceTest.test_add_multiple_ip_addresses) ... ok
DEBUG - test_add_single_ip_address (__main__.WirelessInterfaceTest.test_add_single_ip_address) ... ok
DEBUG - test_dhcp_client_options (__main__.WirelessInterfaceTest.test_dhcp_client_options) ... ok
DEBUG - test_dhcp_disable_interface (__main__.WirelessInterfaceTest.test_dhcp_disable_interface) ... ok
DEBUG - test_dhcp_vrf (__main__.WirelessInterfaceTest.test_dhcp_vrf) ... ok
DEBUG - test_dhcpv6_client_options (__main__.WirelessInterfaceTest.test_dhcpv6_client_options) ... ok
DEBUG - test_dhcpv6_vrf (__main__.WirelessInterfaceTest.test_dhcpv6_vrf) ... ok
DEBUG - test_dhcpv6pd_auto_sla_id (__main__.WirelessInterfaceTest.test_dhcpv6pd_auto_sla_id) ... ok
DEBUG - test_dhcpv6pd_manual_sla_id (__main__.WirelessInterfaceTest.test_dhcpv6pd_manual_sla_id) ... ok
DEBUG - test_interface_description (__main__.WirelessInterfaceTest.test_interface_description) ... ok
DEBUG - test_interface_disable (__main__.WirelessInterfaceTest.test_interface_disable) ... ok
DEBUG - test_interface_ip_options (__main__.WirelessInterfaceTest.test_interface_ip_options) ... ok
DEBUG - test_interface_ipv6_options (__main__.WirelessInterfaceTest.test_interface_ipv6_options) ... skipped 'not supported'
DEBUG - test_interface_mtu (__main__.WirelessInterfaceTest.test_interface_mtu) ... skipped 'not supported'
DEBUG - test_ipv6_link_local_address (__main__.WirelessInterfaceTest.test_ipv6_link_local_address) ... skipped 'not supported'
DEBUG - test_mtu_1200_no_ipv6_interface (__main__.WirelessInterfaceTest.test_mtu_1200_no_ipv6_interface) ... skipped 'not supported'
DEBUG - test_span_mirror (__main__.WirelessInterfaceTest.test_span_mirror) ... skipped 'not supported'
DEBUG - test_vif_8021q_interfaces (__main__.WirelessInterfaceTest.test_vif_8021q_interfaces) ... skipped 'not supported'
DEBUG - test_vif_8021q_lower_up_down (__main__.WirelessInterfaceTest.test_vif_8021q_lower_up_down) ... skipped 'not supported'
DEBUG - test_vif_8021q_mtu_limits (__main__.WirelessInterfaceTest.test_vif_8021q_mtu_limits) ... skipped 'not supported'
DEBUG - test_vif_8021q_qos_change (__main__.WirelessInterfaceTest.test_vif_8021q_qos_change) ... skipped 'not supported'
DEBUG - test_vif_s_8021ad_vlan_interfaces (__main__.WirelessInterfaceTest.test_vif_s_8021ad_vlan_interfaces) ... ok
DEBUG - test_vif_s_protocol_change (__main__.WirelessInterfaceTest.test_vif_s_protocol_change) ... ok
DEBUG - test_wireless_access_point_bridge (__main__.WirelessInterfaceTest.test_wireless_access_point_bridge) ... ok
DEBUG - test_wireless_add_single_ip_address (__main__.WirelessInterfaceTest.test_wireless_add_single_ip_address) ... ok
DEBUG - test_wireless_hostapd_config (__main__.WirelessInterfaceTest.test_wireless_hostapd_config) ... ok
DEBUG - test_wireless_hostapd_he_config (__main__.WirelessInterfaceTest.test_wireless_hostapd_he_config) ... ok
DEBUG - test_wireless_hostapd_vht_mu_beamformer_config (__main__.WirelessInterfaceTest.test_wireless_hostapd_vht_mu_beamformer_config) ... ok
DEBUG - test_wireless_hostapd_vht_su_beamformer_config (__main__.WirelessInterfaceTest.test_wireless_hostapd_vht_su_beamformer_config) ... ok
DEBUG - test_wireless_hostapd_wpa_config (__main__.WirelessInterfaceTest.test_wireless_hostapd_wpa_config) ... ok
DEBUG - test_wireless_security_station_address (__main__.WirelessInterfaceTest.test_wireless_security_station_address) ... ok
DEBUG -
DEBUG - ----------------------------------------------------------------------
DEBUG - Ran 31 tests in 141.327s
DEBUG -
DEBUG - OK (skipped=9)

Checklist:

  • I have read the CONTRIBUTING document
  • I have linked this PR to one or more Phabricator Task(s)
  • I have run the components SMOKETESTS if applicable
  • My commit headlines contain a valid Task id
  • My change requires a change to the documentation
  • I have updated the documentation accordingly

This is an automatic backport of pull request #3833 done by [Mergify](https://mergify.com).

@mergify mergify bot requested a review from a team as a code owner July 22, 2024 13:23
@mergify mergify bot added the conflicts label Jul 22, 2024
@mergify mergify bot requested review from dmbaturin, sarthurdev, zdc, jestabro, sever-sever and fett0 and removed request for a team July 22, 2024 13:23
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github-actions bot commented Jul 22, 2024

👍
No issues in PR Title / Commit Title

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github-actions bot commented Jul 22, 2024

👍
No issues in unused-imports

@c-po c-po force-pushed the mergify/bp/circinus/pr-3833 branch from 7690bb7 to 6c97464 Compare July 22, 2024 14:14
@c-po c-po removed the conflicts label Jul 22, 2024
@vyos vyos deleted a comment from mergify bot Jul 22, 2024
@c-po c-po enabled auto-merge July 22, 2024 14:19
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This pull request has conflicts, please resolve those before we can evaluate the pull request.

c-po added 4 commits July 22, 2024 21:57
(cherry picked from commit 11b2731)
This was found during smoketesting as thoase started to repeadingly fail in the last weeks

  File "/usr/libexec/vyos/tests/smoke/cli/test_interfaces_wireless.py", line 534, in test_wireless_security_station_address
      self.assertTrue(process_named_running('hostapd'))
  AssertionError: None is not true

Digging into this revealed that this is NOT related to the smoketest coding but
to hostapd/systemd instead. With a configured WIFI interface and calling:
"sudo systemctl reload-or-restart hostapd@wlan1" multiple times in a short
period caused systemd to report:
"Jul 18 16:15:32 systemd[1]: [email protected]: Deactivated successfully."

According to the internal systemd logic used in our version this is explained by:

  /* If there's a stop job queued before we enter the DEAD state, we shouldn't act on Restart=, in order to not
   * undo what has already been enqueued. */
  if (unit_stop_pending(UNIT(s)))
          allow_restart = false;

  if (s->result == SERVICE_SUCCESS)
          s->result = f;

  if (s->result == SERVICE_SUCCESS) {
          unit_log_success(UNIT(s));
          end_state = SERVICE_DEAD;`

Where unit_log_success() generates the log message in question.

Improve the restart login in the wireless interface script and an upgrade to
hostapd solved the issue.

(cherry picked from commit a67f49d)
@c-po c-po force-pushed the mergify/bp/circinus/pr-3833 branch from 6c97464 to 9516ae6 Compare July 22, 2024 19:57
@c-po c-po self-assigned this Jul 22, 2024
@c-po c-po merged commit bf7fcfb into circinus Jul 23, 2024
8 checks passed
@mergify mergify bot deleted the mergify/bp/circinus/pr-3833 branch July 23, 2024 04:44
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