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feat(wifi): Standalone-Zustand mit begrenztem Startpuls

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open_access() fordert zusaetzlich !standalone, damit der Tokenschutz auch
waehrend eines Onboarding-Tests aus dem Standalone-Modus erhalten bleibt.
This commit is contained in:
Michael Sauer
2026-10-01 23:18:43 +02:00
parent d4b683de8f
commit 1c29735eaf
4 changed files with 139 additions and 19 deletions
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test/test_wifi_sm.c
+100 -12
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@@ -10,7 +10,7 @@ void tearDown(void) {}
static void test_start_without_credentials_opens_ap(void)
{
a = nl_wifi_sm_start(&sm, false, 0);
a = nl_wifi_sm_start(&sm, false, false, false, 0);
TEST_ASSERT_TRUE(a.start_ap);
TEST_ASSERT_TRUE(a.pulse_on);
TEST_ASSERT_FALSE(a.connect);
@@ -21,7 +21,7 @@ static void test_start_without_credentials_opens_ap(void)
static void test_start_with_credentials_connects(void)
{
a = nl_wifi_sm_start(&sm, true, 0);
a = nl_wifi_sm_start(&sm, true, false, false, 0);
TEST_ASSERT_TRUE(a.connect);
TEST_ASSERT_FALSE(a.use_test_creds);
TEST_ASSERT_FALSE(a.start_ap);
@@ -33,7 +33,7 @@ static void test_start_with_credentials_connects(void)
static void test_retry_with_backoff(void)
{
nl_wifi_sm_start(&sm, true, 0);
nl_wifi_sm_start(&sm, true, false, false, 0);
nl_wifi_sm_event(&sm, NL_WIFI_EV_JOIN_FAILED, NL_WIFI_ERR_AUTH, 1000);
TEST_ASSERT_FALSE(nl_wifi_sm_tick(&sm, 1999).connect);
TEST_ASSERT_TRUE(nl_wifi_sm_tick(&sm, 2000).connect);
@@ -50,7 +50,7 @@ static void test_retry_with_backoff(void)
static void test_fallback_after_five_minutes(void)
{
nl_wifi_sm_start(&sm, true, 0);
nl_wifi_sm_start(&sm, true, false, false, 0);
nl_wifi_sm_event(&sm, NL_WIFI_EV_JOIN_FAILED, NL_WIFI_ERR_NOT_FOUND, 1000);
a = nl_wifi_sm_tick(&sm, NL_WIFI_FALLBACK_MS - 1);
TEST_ASSERT_FALSE(a.start_ap);
@@ -74,7 +74,7 @@ static void test_fallback_after_five_minutes(void)
static void test_disconnect_while_connected(void)
{
nl_wifi_sm_start(&sm, true, 0);
nl_wifi_sm_start(&sm, true, false, false, 0);
nl_wifi_sm_event(&sm, NL_WIFI_EV_CONNECTED, NL_WIFI_ERR_NONE, 1000);
nl_wifi_sm_event(&sm, NL_WIFI_EV_DISCONNECTED, NL_WIFI_ERR_NONE, 100000);
TEST_ASSERT_EQUAL(NL_WIFI_ST_STA_CONNECTING, sm.state);
@@ -86,7 +86,7 @@ static void test_disconnect_while_connected(void)
static void test_onboarding_success(void)
{
nl_wifi_sm_start(&sm, false, 0);
nl_wifi_sm_start(&sm, false, false, false, 0);
a = nl_wifi_sm_onboard(&sm, 5000);
TEST_ASSERT_FALSE(a.start_ap); /* already up */
TEST_ASSERT_TRUE(a.connect);
@@ -106,7 +106,7 @@ static void test_onboarding_success(void)
static void test_onboarding_failure_without_credentials(void)
{
nl_wifi_sm_start(&sm, false, 0);
nl_wifi_sm_start(&sm, false, false, false, 0);
nl_wifi_sm_onboard(&sm, 5000);
a = nl_wifi_sm_event(&sm, NL_WIFI_EV_JOIN_FAILED, NL_WIFI_ERR_AUTH, 8000);
TEST_ASSERT_FALSE(a.pulse_off);
@@ -121,7 +121,7 @@ static void test_onboarding_failure_without_credentials(void)
static void test_onboarding_timeout(void)
{
nl_wifi_sm_start(&sm, false, 0);
nl_wifi_sm_start(&sm, false, false, false, 0);
nl_wifi_sm_onboard(&sm, 5000);
TEST_ASSERT_EQUAL(NL_WIFI_ST_ONBOARD_TEST, sm.state);
nl_wifi_sm_tick(&sm, 5000 + NL_WIFI_ONBOARD_TIMEOUT_MS - 1);
@@ -136,7 +136,7 @@ static void test_onboarding_connected_event_while_ap_onboarding_is_stray(void)
{
/* I1: fail_test() returns to AP_ONBOARDING; a late CONNECTED for the timed-out
* attempt must be treated as stray and disconnected, not accepted. */
nl_wifi_sm_start(&sm, false, 0);
nl_wifi_sm_start(&sm, false, false, false, 0);
nl_wifi_sm_onboard(&sm, 5000);
nl_wifi_sm_tick(&sm, 5000 + NL_WIFI_ONBOARD_TIMEOUT_MS); /* -> AP_ONBOARDING */
a = nl_wifi_sm_event(&sm, NL_WIFI_EV_CONNECTED, NL_WIFI_ERR_NONE, 40000);
@@ -146,7 +146,7 @@ static void test_onboarding_connected_event_while_ap_onboarding_is_stray(void)
static void test_onboarding_while_connected_falls_back_to_old_credentials(void)
{
nl_wifi_sm_start(&sm, true, 0);
nl_wifi_sm_start(&sm, true, false, false, 0);
nl_wifi_sm_event(&sm, NL_WIFI_EV_CONNECTED, NL_WIFI_ERR_NONE, 1000);
a = nl_wifi_sm_onboard(&sm, 2000);
TEST_ASSERT_TRUE(a.start_ap);
@@ -167,7 +167,7 @@ static void test_onboard_while_test_running_disconnects_stale_attempt(void)
{
/* M1: a repeated onboarding request while a test connect is already in flight
* must disconnect first so stale events from the previous attempt don't count. */
nl_wifi_sm_start(&sm, false, 0);
nl_wifi_sm_start(&sm, false, false, false, 0);
nl_wifi_sm_onboard(&sm, 5000);
TEST_ASSERT_EQUAL(NL_WIFI_ST_ONBOARD_TEST, sm.state);
a = nl_wifi_sm_onboard(&sm, 6000);
@@ -185,7 +185,7 @@ static void test_error_names(void)
static void test_connect_without_any_event_retries(void)
{
nl_wifi_sm_start(&sm, true, 0);
nl_wifi_sm_start(&sm, true, false, false, 0);
TEST_ASSERT_FALSE(nl_wifi_sm_tick(&sm, 29999).connect);
TEST_ASSERT_FALSE(nl_wifi_sm_tick(&sm, 30000).connect); /* retry scheduled at 31000 */
TEST_ASSERT_TRUE(nl_wifi_sm_tick(&sm, 31000).connect);
@@ -202,6 +202,86 @@ static void test_connect_without_any_event_retries(void)
TEST_ASSERT_TRUE(a.connect);
}
static void test_standalone_opens_ap_without_connecting(void)
{
a = nl_wifi_sm_start(&sm, false, true, false, 0);
TEST_ASSERT_TRUE(a.start_ap);
TEST_ASSERT_FALSE(a.connect);
TEST_ASSERT_EQUAL(NL_WIFI_ST_STANDALONE, sm.state);
TEST_ASSERT_EQUAL_STRING("ap", nl_wifi_sm_mode(&sm));
}
/* Der Standalone-AP ist KEIN offener Onboarding-AP. Haengt diese Zusicherung nicht,
* koennte jeder in Funkreichweite die Lampe ohne Token flashen oder zuruecksetzen. */
static void test_standalone_is_not_open_access(void)
{
nl_wifi_sm_start(&sm, false, true, false, 0);
TEST_ASSERT_FALSE(nl_wifi_sm_open_access(&sm));
}
/* Das Fenster, das der Ruhezustand nicht abdeckt: Onboarding-Test aus dem Standalone-Modus.
* Dann ist state == ONBOARD_TEST und have_creds == false - ohne !standalone in open_access()
* fiele der Tokenschutz bis zu 30 s lang, waehrend der passwortgeschuetzte AP oben steht. */
static void test_standalone_onboard_test_is_not_open_access(void)
{
nl_wifi_sm_start(&sm, false, true, false, 0);
nl_wifi_sm_onboard(&sm, 1000);
TEST_ASSERT_EQUAL(NL_WIFI_ST_ONBOARD_TEST, sm.state);
TEST_ASSERT_FALSE(sm.have_creds);
TEST_ASSERT_FALSE(nl_wifi_sm_open_access(&sm));
}
/* Gespeicherte WLAN-Daten aendern nichts: wer standalone gewaehlt hat, will keinen
* Verbindungsversuch, auch wenn von frueher noch Zugangsdaten herumliegen. */
static void test_standalone_wins_over_stored_credentials(void)
{
a = nl_wifi_sm_start(&sm, true, true, false, 0);
TEST_ASSERT_FALSE(a.connect);
TEST_ASSERT_EQUAL(NL_WIFI_ST_STANDALONE, sm.state);
}
/* Kein Rueckfall und kein Wiederholungsversuch: die Maschine darf im Standalone-Modus
* nie von selbst anfangen, ein WLAN zu suchen. */
static void test_standalone_never_falls_back(void)
{
nl_wifi_sm_start(&sm, true, true, false, 0);
a = nl_wifi_sm_tick(&sm, NL_WIFI_FALLBACK_MS + 60000);
TEST_ASSERT_FALSE(a.connect);
TEST_ASSERT_FALSE(a.start_ap);
TEST_ASSERT_FALSE(a.stop_ap);
TEST_ASSERT_EQUAL(NL_WIFI_ST_STANDALONE, sm.state);
}
/* Ein verirrter Erfolg eines alten Versuchs darf die Lampe nicht aus ihrem AP holen. */
static void test_standalone_drops_a_stray_connect(void)
{
nl_wifi_sm_start(&sm, true, true, false, 0);
a = nl_wifi_sm_event(&sm, NL_WIFI_EV_CONNECTED, NL_WIFI_ERR_NONE, 1000);
TEST_ASSERT_TRUE(a.disconnect);
TEST_ASSERT_EQUAL(NL_WIFI_ST_STANDALONE, sm.state);
}
/* Der Puls ist zeitlich begrenzt, und das ist keine Kosmetik: nl_engine_pulse() legt sich
* ueber die normale Ausgabe und uebermalt auch sACN. Am 2026-10-01 am EVK beobachtet -
* ein gueltiger sACN-Strom kam an, waehrend die Lampe weiter den Puls zeigte. Ein
* dauerhafter Puls machte sACN im Standalone-Modus unbrauchbar. */
static void test_standalone_pulse_stops_by_itself(void)
{
a = nl_wifi_sm_start(&sm, false, true, true, 0);
TEST_ASSERT_TRUE(a.pulse_on);
TEST_ASSERT_FALSE(nl_wifi_sm_tick(&sm, NL_WIFI_STANDALONE_PULSE_MS - 1).pulse_off);
TEST_ASSERT_TRUE(nl_wifi_sm_tick(&sm, NL_WIFI_STANDALONE_PULSE_MS).pulse_off);
/* und danach nicht noch einmal */
TEST_ASSERT_FALSE(nl_wifi_sm_tick(&sm, NL_WIFI_STANDALONE_PULSE_MS + 5000).pulse_off);
}
static void test_standalone_without_pulse_stays_dark(void)
{
a = nl_wifi_sm_start(&sm, false, true, false, 0);
TEST_ASSERT_FALSE(a.pulse_on);
TEST_ASSERT_FALSE(nl_wifi_sm_tick(&sm, NL_WIFI_STANDALONE_PULSE_MS).pulse_off);
}
int main(void)
{
UNITY_BEGIN();
@@ -218,5 +298,13 @@ int main(void)
RUN_TEST(test_onboard_while_test_running_disconnects_stale_attempt);
RUN_TEST(test_error_names);
RUN_TEST(test_connect_without_any_event_retries);
RUN_TEST(test_standalone_opens_ap_without_connecting);
RUN_TEST(test_standalone_is_not_open_access);
RUN_TEST(test_standalone_onboard_test_is_not_open_access);
RUN_TEST(test_standalone_wins_over_stored_credentials);
RUN_TEST(test_standalone_never_falls_back);
RUN_TEST(test_standalone_drops_a_stray_connect);
RUN_TEST(test_standalone_pulse_stops_by_itself);
RUN_TEST(test_standalone_without_pulse_stays_dark);
return UNITY_END();
}