Adding upstream version 1.34.4.
Signed-off-by: Daniel Baumann <daniel@debian.org>
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4963 changed files with 677545 additions and 0 deletions
393
plugins/inputs/modbus/configuration_metric_test.go
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393
plugins/inputs/modbus/configuration_metric_test.go
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package modbus
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import (
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"testing"
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"time"
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mb "github.com/grid-x/modbus"
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"github.com/stretchr/testify/require"
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"github.com/tbrandon/mbserver"
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"github.com/influxdata/telegraf"
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"github.com/influxdata/telegraf/metric"
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"github.com/influxdata/telegraf/testutil"
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)
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func TestMetric(t *testing.T) {
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plugin := Modbus{
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Name: "Test",
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Controller: "tcp://localhost:1502",
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ConfigurationType: "metric",
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Log: testutil.Logger{},
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}
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plugin.Metrics = []metricDefinition{
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{
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SlaveID: 1,
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ByteOrder: "ABCD",
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Measurement: "test",
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Fields: []metricFieldDefinition{
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{
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Name: "coil-0",
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Address: uint16(0),
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RegisterType: "coil",
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},
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{
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Name: "coil-1",
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Address: uint16(1),
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RegisterType: "coil",
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},
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{
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Name: "holding-0",
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Address: uint16(0),
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InputType: "INT16",
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},
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{
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Name: "holding-1",
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Address: uint16(1),
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InputType: "UINT16",
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RegisterType: "holding",
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},
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},
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},
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{
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SlaveID: 1,
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ByteOrder: "ABCD",
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Fields: []metricFieldDefinition{
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{
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Name: "coil-0",
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Address: uint16(2),
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RegisterType: "coil",
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},
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{
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Name: "coil-1",
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Address: uint16(3),
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RegisterType: "coil",
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},
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{
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Name: "holding-0",
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Address: uint16(2),
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InputType: "INT64",
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Scale: 1.2,
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OutputType: "FLOAT64",
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},
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},
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Tags: map[string]string{
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"location": "main building",
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"device": "mydevice",
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},
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},
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{
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SlaveID: 2,
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Fields: []metricFieldDefinition{
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{
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Name: "coil-6",
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Address: uint16(6),
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RegisterType: "coil",
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},
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{
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Name: "coil-7",
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Address: uint16(7),
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RegisterType: "coil",
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},
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{
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Name: "discrete-0",
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Address: uint16(0),
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RegisterType: "discrete",
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},
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{
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Name: "holding-99",
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Address: uint16(99),
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InputType: "INT16",
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},
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},
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},
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{
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SlaveID: 2,
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Fields: []metricFieldDefinition{
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{
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Name: "coil-4",
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Address: uint16(4),
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RegisterType: "coil",
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},
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{
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Name: "coil-5",
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Address: uint16(5),
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RegisterType: "coil",
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},
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{
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Name: "input-0",
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Address: uint16(0),
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RegisterType: "input",
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InputType: "UINT16",
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},
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{
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Name: "input-1",
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Address: uint16(2),
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RegisterType: "input",
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InputType: "UINT16",
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},
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{
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Name: "holding-9",
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Address: uint16(9),
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InputType: "INT16",
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},
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},
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Tags: map[string]string{
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"location": "main building",
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"device": "mydevice",
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},
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},
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}
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require.NoError(t, plugin.Init())
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require.NotEmpty(t, plugin.requests)
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require.NotNil(t, plugin.requests[1])
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require.Len(t, plugin.requests[1].coil, 1, "coil 1")
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require.Len(t, plugin.requests[1].holding, 1, "holding 1")
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require.Empty(t, plugin.requests[1].discrete)
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require.Empty(t, plugin.requests[1].input)
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require.NotNil(t, plugin.requests[2])
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require.Len(t, plugin.requests[2].coil, 1, "coil 2")
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require.Len(t, plugin.requests[2].holding, 2, "holding 2")
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require.Len(t, plugin.requests[2].discrete, 1, "discrete 2")
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require.Len(t, plugin.requests[2].input, 2, "input 2")
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}
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func TestMetricResult(t *testing.T) {
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data := []byte{
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0x00, 0x0A, // 10
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0x00, 0x2A, // 42
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0x00, 0x00, 0x08, 0x98, // 2200
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0x00, 0x00, 0x08, 0x99, // 2201
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0x00, 0x00, 0x08, 0x9A, // 2202
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0x40, 0x49, 0x0f, 0xdb, // float32 of 3.1415927410125732421875
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0x4d, 0x6f, 0x64, 0x62, 0x75, 0x73, 0x20, 0x53, 0x74, 0x72, 0x69, 0x6e, 0x67, 0x00, // String "Modbus String"
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}
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// Write the data to a fake server
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serv := mbserver.NewServer()
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require.NoError(t, serv.ListenTCP("localhost:1502"))
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defer serv.Close()
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handler := mb.NewTCPClientHandler("localhost:1502")
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require.NoError(t, handler.Connect())
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defer handler.Close()
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client := mb.NewClient(handler)
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quantity := uint16(len(data) / 2)
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_, err := client.WriteMultipleRegisters(1, quantity, data)
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require.NoError(t, err)
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// Setup the plugin
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plugin := Modbus{
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Name: "FAKEMETER",
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Controller: "tcp://localhost:1502",
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ConfigurationType: "metric",
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Log: testutil.Logger{},
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}
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plugin.Metrics = []metricDefinition{
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{
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SlaveID: 1,
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ByteOrder: "ABCD",
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Measurement: "machine",
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Fields: []metricFieldDefinition{
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{
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Name: "hours",
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Address: uint16(1),
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InputType: "UINT16",
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RegisterType: "holding",
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},
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{
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Name: "temperature",
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Address: uint16(2),
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InputType: "INT16",
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RegisterType: "holding",
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},
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{
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Name: "comment",
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Address: uint16(11),
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Length: 7,
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InputType: "STRING",
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RegisterType: "holding",
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},
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},
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Tags: map[string]string{
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"location": "main building",
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"device": "machine A",
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},
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},
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{
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SlaveID: 1,
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ByteOrder: "ABCD",
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Measurement: "machine",
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Fields: []metricFieldDefinition{
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{
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Name: "hours",
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Address: uint16(3),
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InputType: "UINT32",
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Scale: 0.01,
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},
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{
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Name: "temperature",
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Address: uint16(5),
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InputType: "INT32",
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Scale: 0.02,
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},
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{
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Name: "output",
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Address: uint16(7),
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InputType: "UINT32",
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},
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},
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Tags: map[string]string{
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"location": "main building",
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"device": "machine B",
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},
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},
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{
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SlaveID: 1,
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Fields: []metricFieldDefinition{
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{
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Name: "pi",
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Address: uint16(9),
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InputType: "FLOAT32",
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},
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},
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},
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{
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SlaveID: 1,
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Measurement: "bitvalues",
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Fields: []metricFieldDefinition{
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{
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Name: "bit 0",
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Address: uint16(1),
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InputType: "BIT",
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Bit: 0,
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},
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{
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Name: "bit 1",
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Address: uint16(1),
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InputType: "BIT",
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Bit: 1,
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},
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{
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Name: "bit 2",
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Address: uint16(1),
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InputType: "BIT",
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Bit: 2,
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},
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{
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Name: "bit 3",
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Address: uint16(1),
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InputType: "BIT",
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Bit: 3,
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},
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},
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},
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}
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require.NoError(t, plugin.Init())
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// Check the generated requests
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require.Len(t, plugin.requests, 1)
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require.NotNil(t, plugin.requests[1])
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require.Len(t, plugin.requests[1].holding, 5)
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require.Empty(t, plugin.requests[1].coil)
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require.Empty(t, plugin.requests[1].discrete)
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require.Empty(t, plugin.requests[1].input)
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// Gather the data and verify the resulting metrics
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var acc testutil.Accumulator
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require.NoError(t, plugin.Gather(&acc))
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expected := []telegraf.Metric{
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metric.New(
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"machine",
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map[string]string{
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"name": "FAKEMETER",
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"location": "main building",
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"device": "machine A",
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"slave_id": "1",
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"type": "holding_register",
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},
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map[string]interface{}{
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"hours": uint64(10),
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"temperature": int64(42),
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"comment": "Modbus String",
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},
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time.Unix(0, 0),
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),
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metric.New(
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"machine",
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map[string]string{
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"name": "FAKEMETER",
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"location": "main building",
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"device": "machine B",
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"slave_id": "1",
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"type": "holding_register",
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},
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map[string]interface{}{
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"hours": float64(22.0),
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"temperature": float64(44.02),
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"output": uint64(2202),
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},
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time.Unix(0, 0),
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),
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metric.New(
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"modbus",
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map[string]string{
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"name": "FAKEMETER",
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"slave_id": "1",
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"type": "holding_register",
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},
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map[string]interface{}{"pi": float64(3.1415927410125732421875)},
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time.Unix(0, 0),
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),
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metric.New(
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"bitvalues",
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map[string]string{
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"name": "FAKEMETER",
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"slave_id": "1",
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"type": "holding_register",
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},
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map[string]interface{}{
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"bit 0": uint64(0),
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"bit 1": uint64(1),
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"bit 2": uint64(0),
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"bit 3": uint64(1),
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},
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time.Unix(0, 0),
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),
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}
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actual := acc.GetTelegrafMetrics()
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testutil.RequireMetricsEqual(t, expected, actual, testutil.IgnoreTime(), testutil.SortMetrics())
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}
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func TestMetricAddressOverflow(t *testing.T) {
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logger := &testutil.CaptureLogger{}
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plugin := Modbus{
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Name: "Test",
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Controller: "tcp://localhost:1502",
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ConfigurationType: "metric",
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Log: logger,
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Workarounds: workarounds{ReadCoilsStartingAtZero: true},
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}
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plugin.Metrics = []metricDefinition{
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{
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SlaveID: 1,
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ByteOrder: "ABCD",
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Measurement: "test",
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Fields: []metricFieldDefinition{
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{
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Name: "field",
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Address: uint16(65534),
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InputType: "UINT64",
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RegisterType: "holding",
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},
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},
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},
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}
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require.ErrorIs(t, plugin.Init(), errAddressOverflow)
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}
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