C3MA/DD3-Lora-Bridge-Raspi-Debugger
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Fix dry-mode API failures and fast SIGTERM shutdown

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This commit is contained in:
acidburns
2026-02-13 01:36:53 +01:00
parent 68a3540e6d
commit b20eb713a1
3 changed files with 44 additions and 19 deletions
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34
src/network_manager.py
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@@ -173,18 +173,21 @@ class NetworkManager:
return sorted_items
def _scan_with_wpa_cli(self) -> List[str]:
cmd_scan = ["wpa_cli", "-i", self.interface, "scan"]
proc = self._run(cmd_scan, timeout=15)
if proc.returncode != 0 or "OK" not in proc.stdout:
return []
try:
cmd_scan = ["wpa_cli", "-i", self.interface, "scan"]
proc = self._run(cmd_scan, timeout=15)
if proc.returncode != 0 or "OK" not in proc.stdout:
return []
for _ in range(8):
time.sleep(1)
proc_results = self._run(["wpa_cli", "-i", self.interface, "scan_results"], timeout=10)
if proc_results.returncode == 0 and len(proc_results.stdout.splitlines()) > 1:
parsed = self._parse_scan_results(proc_results.stdout)
if parsed:
return [ssid for ssid, _signal in parsed]
for _ in range(8):
time.sleep(1)
proc_results = self._run(["wpa_cli", "-i", self.interface, "scan_results"], timeout=10)
if proc_results.returncode == 0 and len(proc_results.stdout.splitlines()) > 1:
parsed = self._parse_scan_results(proc_results.stdout)
if parsed:
return [ssid for ssid, _signal in parsed]
except Exception:
return []
return []
def _scan_with_iw(self) -> List[str]:
@@ -208,9 +211,12 @@ class NetworkManager:
return ssids
def scan_networks(self) -> List[str]:
ssids = self._scan_with_wpa_cli()
if not ssids:
ssids = self._scan_with_iw()
try:
ssids = self._scan_with_wpa_cli()
if not ssids:
ssids = self._scan_with_iw()
except Exception:
ssids = []
if ssids:
self.state.set_known_ssids(ssids)