prop/test/microwaveprop/commercial/snmp_client_test.exs
Graham McIntire 10e8feb486
Add commercial link monitoring via SNMP polling
Poll UBNT AirFiber radios (AF11X + AF60-LR) every 5 minutes via
net-snmp CLI, storing signal metrics in commercial_samples. Fetches
ASOS weather alongside each cycle for propagation correlation.

Includes 7 seeded link definitions, Oban cron worker, and net-snmp
in the Docker image.
2026-03-30 13:02:59 -05:00

103 lines
3.9 KiB
Elixir

defmodule Microwaveprop.Commercial.SnmpClientTest do
use ExUnit.Case, async: true
alias Microwaveprop.Commercial.SnmpClient
@af11x_output """
iso.3.6.1.4.1.41112.1.3.2.1.11.1 = INTEGER: -55
iso.3.6.1.4.1.41112.1.3.2.1.14.1 = INTEGER: -56
iso.3.6.1.4.1.41112.1.3.1.1.9.1 = INTEGER: 20
iso.3.6.1.4.1.41112.1.3.2.1.2.1 = INTEGER: 6
iso.3.6.1.4.1.41112.1.3.2.1.18.1 = INTEGER: 6
iso.3.6.1.4.1.41112.1.3.2.1.5.1 = INTEGER: 450
iso.3.6.1.4.1.41112.1.3.2.1.6.1 = INTEGER: 450
iso.3.6.1.4.1.41112.1.3.2.1.17.1 = INTEGER: 20
iso.3.6.1.4.1.41112.1.3.2.1.19.1 = INTEGER: -54
iso.3.6.1.4.1.41112.1.3.2.1.22.1 = INTEGER: -57
iso.3.6.1.4.1.41112.1.3.2.1.26.1 = INTEGER: 1
iso.3.6.1.4.1.41112.1.3.2.1.44.1 = INTEGER: 86400
iso.3.6.1.4.1.41112.1.3.2.1.8.1 = INTEGER: 45
iso.3.6.1.4.1.41112.1.3.2.1.10.1 = INTEGER: 47
iso.3.6.1.4.1.41112.1.3.1.1.5.1 = INTEGER: 11245
iso.3.6.1.4.1.41112.1.3.1.1.6.1 = INTEGER: 10720
iso.3.6.1.4.1.41112.1.3.2.1.4.1 = INTEGER: 7200
"""
describe "parse_snmpget_output/2" do
test "parses AF11X snmpget output into signal map" do
result = SnmpClient.parse_snmpget_output(@af11x_output, :af11x)
assert result.rx_power_0 == -55
assert result.rx_power_1 == -56
assert result.tx_power == 20
assert result.cur_tx_mod_rate == 6
assert result.remote_tx_mod_rate == 6
assert result.rx_capacity == 450
assert result.tx_capacity == 450
assert result.remote_tx_power == 20
assert result.remote_rx_power_0 == -54
assert result.remote_rx_power_1 == -57
assert result.link_state == 1
assert result.link_uptime == 86_400
assert result.radio_temp_0_c == 45
assert result.radio_temp_1_c == 47
assert result.tx_freq_mhz == 11_245
assert result.rx_freq_mhz == 10_720
assert result.link_distance_m == 7200
end
test "returns empty map for empty output" do
assert SnmpClient.parse_snmpget_output("", :af11x) == %{}
end
test "skips lines with No Such Instance" do
output = """
iso.3.6.1.4.1.41112.1.3.2.1.11.1 = INTEGER: -55
iso.3.6.1.4.1.41112.1.3.2.1.14.1 = No Such Instance currently exists at this OID
"""
result = SnmpClient.parse_snmpget_output(output, :af11x)
assert result.rx_power_0 == -55
refute Map.has_key?(result, :rx_power_1)
end
end
@af60_static_output """
iso.3.6.1.4.1.41112.1.11.1.2.5.1 = INTEGER: 52
iso.3.6.1.4.1.41112.1.11.1.2.6.1 = INTEGER: 1
iso.3.6.1.4.1.41112.1.11.1.1.2.1 = INTEGER: 60480
"""
@af60_station_output """
iso.3.6.1.4.1.41112.1.11.1.3.1.3.170.211.109.42.26.137 = INTEGER: -58
iso.3.6.1.4.1.41112.1.11.1.3.1.4.170.211.109.42.26.137 = INTEGER: 18
iso.3.6.1.4.1.41112.1.11.1.3.1.5.170.211.109.42.26.137 = INTEGER: 9
iso.3.6.1.4.1.41112.1.11.1.3.1.6.170.211.109.42.26.137 = INTEGER: 8
iso.3.6.1.4.1.41112.1.11.1.3.1.7.170.211.109.42.26.137 = INTEGER: 900000
iso.3.6.1.4.1.41112.1.11.1.3.1.8.170.211.109.42.26.137 = INTEGER: 850000
iso.3.6.1.4.1.41112.1.11.1.3.1.15.170.211.109.42.26.137 = INTEGER: 2800
iso.3.6.1.4.1.41112.1.11.1.3.1.17.170.211.109.42.26.137 = INTEGER: 8640000
iso.3.6.1.4.1.41112.1.11.1.3.1.18.170.211.109.42.26.137 = INTEGER: -57
iso.3.6.1.4.1.41112.1.11.1.3.1.19.170.211.109.42.26.137 = INTEGER: 19
"""
describe "parse_af60_output/2" do
test "parses AF60 static + station output" do
result = SnmpClient.parse_af60_output(@af60_static_output, @af60_station_output)
assert result.radio_temp_0_c == 52
assert result.link_state == 1
assert result.tx_freq_mhz == 60_480
assert result.rx_power_0 == -58
assert result.tx_power == 18
assert result.cur_tx_mod_rate == 9
assert result.remote_tx_mod_rate == 8
assert result.tx_capacity == 900
assert result.rx_capacity == 850
assert result.link_distance_m == 2800
assert result.link_uptime == 86_400
assert result.remote_rx_power_0 == -57
assert result.remote_tx_power == 19
end
end
end