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|
// SPDX-License-Identifier: GPL-3.0-or-later
package ntpd
import (
"errors"
"fmt"
"os"
"testing"
"github.com/netdata/netdata/go/go.d.plugin/agent/module"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
var (
dataConfigJSON, _ = os.ReadFile("testdata/config.json")
dataConfigYAML, _ = os.ReadFile("testdata/config.yaml")
)
func Test_testDataIsValid(t *testing.T) {
for name, data := range map[string][]byte{
"dataConfigJSON": dataConfigJSON,
"dataConfigYAML": dataConfigYAML,
} {
require.NotNil(t, data, name)
}
}
func TestNTPd_ConfigurationSerialize(t *testing.T) {
module.TestConfigurationSerialize(t, &NTPd{}, dataConfigJSON, dataConfigYAML)
}
func TestNTPd_Init(t *testing.T) {
tests := map[string]struct {
config Config
wantFail bool
}{
"default config": {
config: New().Config,
},
"unset 'address'": {
wantFail: true,
config: Config{
Address: "",
},
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
n := New()
n.Config = test.config
if test.wantFail {
assert.Error(t, n.Init())
} else {
assert.NoError(t, n.Init())
}
})
}
}
func TestNTPd_Charts(t *testing.T) {
assert.Equal(t, len(systemCharts), len(*New().Charts()))
}
func TestNTPd_Cleanup(t *testing.T) {
tests := map[string]struct {
prepare func(*NTPd)
wantClose bool
}{
"after New": {
wantClose: false,
prepare: func(*NTPd) {},
},
"after Init": {
wantClose: false,
prepare: func(n *NTPd) { _ = n.Init() },
},
"after Check": {
wantClose: true,
prepare: func(n *NTPd) { _ = n.Init(); _ = n.Check() },
},
"after Collect": {
wantClose: true,
prepare: func(n *NTPd) { _ = n.Init(); n.Collect() },
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
m := &mockClient{}
n := prepareNTPdWithMock(m, true)
test.prepare(n)
require.NotPanics(t, n.Cleanup)
if test.wantClose {
assert.True(t, m.closeCalled)
} else {
assert.False(t, m.closeCalled)
}
})
}
}
func TestNTPd_Check(t *testing.T) {
tests := map[string]struct {
prepare func() *NTPd
wantFail bool
}{
"system: success, peers: success": {
wantFail: false,
prepare: func() *NTPd { return prepareNTPdWithMock(&mockClient{}, true) },
},
"system: success, list peers: fails": {
wantFail: false,
prepare: func() *NTPd { return prepareNTPdWithMock(&mockClient{errOnPeerIDs: true}, true) },
},
"system: success, peers info: fails": {
wantFail: false,
prepare: func() *NTPd { return prepareNTPdWithMock(&mockClient{errOnPeerInfo: true}, true) },
},
"system: fails": {
wantFail: true,
prepare: func() *NTPd { return prepareNTPdWithMock(&mockClient{errOnSystemInfo: true}, true) },
},
"fail on creating client": {
wantFail: true,
prepare: func() *NTPd { return prepareNTPdWithMock(nil, true) },
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
n := test.prepare()
require.NoError(t, n.Init())
if test.wantFail {
assert.Error(t, n.Check())
} else {
assert.NoError(t, n.Check())
}
})
}
}
func TestNTPd_Collect(t *testing.T) {
tests := map[string]struct {
prepare func() *NTPd
expected map[string]int64
expectedCharts int
}{
"system: success, peers: success": {
prepare: func() *NTPd { return prepareNTPdWithMock(&mockClient{}, true) },
expected: map[string]int64{
"clk_jitter": 626000,
"clk_wander": 81000,
"mintc": 3000000,
"offset": -149638,
"peer_203.0.113.1_delay": 10464000,
"peer_203.0.113.1_dispersion": 5376000,
"peer_203.0.113.1_hmode": 3000000,
"peer_203.0.113.1_hpoll": 7000000,
"peer_203.0.113.1_jitter": 5204000,
"peer_203.0.113.1_offset": 312000,
"peer_203.0.113.1_pmode": 4000000,
"peer_203.0.113.1_ppoll": 7000000,
"peer_203.0.113.1_precision": -21000000,
"peer_203.0.113.1_rootdelay": 198000,
"peer_203.0.113.1_rootdisp": 14465000,
"peer_203.0.113.1_stratum": 2000000,
"peer_203.0.113.1_xleave": 95000,
"peer_203.0.113.2_delay": 10464000,
"peer_203.0.113.2_dispersion": 5376000,
"peer_203.0.113.2_hmode": 3000000,
"peer_203.0.113.2_hpoll": 7000000,
"peer_203.0.113.2_jitter": 5204000,
"peer_203.0.113.2_offset": 312000,
"peer_203.0.113.2_pmode": 4000000,
"peer_203.0.113.2_ppoll": 7000000,
"peer_203.0.113.2_precision": -21000000,
"peer_203.0.113.2_rootdelay": 198000,
"peer_203.0.113.2_rootdisp": 14465000,
"peer_203.0.113.2_stratum": 2000000,
"peer_203.0.113.2_xleave": 95000,
"peer_203.0.113.3_delay": 10464000,
"peer_203.0.113.3_dispersion": 5376000,
"peer_203.0.113.3_hmode": 3000000,
"peer_203.0.113.3_hpoll": 7000000,
"peer_203.0.113.3_jitter": 5204000,
"peer_203.0.113.3_offset": 312000,
"peer_203.0.113.3_pmode": 4000000,
"peer_203.0.113.3_ppoll": 7000000,
"peer_203.0.113.3_precision": -21000000,
"peer_203.0.113.3_rootdelay": 198000,
"peer_203.0.113.3_rootdisp": 14465000,
"peer_203.0.113.3_stratum": 2000000,
"peer_203.0.113.3_xleave": 95000,
"precision": -24000000,
"rootdelay": 10385000,
"rootdisp": 23404000,
"stratum": 2000000,
"sys_jitter": 1648010,
"tc": 7000000,
},
expectedCharts: len(systemCharts) + len(peerChartsTmpl)*3,
},
"system: success, list peers: fails": {
prepare: func() *NTPd { return prepareNTPdWithMock(&mockClient{errOnPeerIDs: true}, true) },
expected: map[string]int64{
"clk_jitter": 626000,
"clk_wander": 81000,
"mintc": 3000000,
"offset": -149638,
"precision": -24000000,
"rootdelay": 10385000,
"rootdisp": 23404000,
"stratum": 2000000,
"sys_jitter": 1648010,
"tc": 7000000,
},
expectedCharts: len(systemCharts),
},
"system: success, peers info: fails": {
prepare: func() *NTPd { return prepareNTPdWithMock(&mockClient{errOnPeerInfo: true}, true) },
expected: map[string]int64{
"clk_jitter": 626000,
"clk_wander": 81000,
"mintc": 3000000,
"offset": -149638,
"precision": -24000000,
"rootdelay": 10385000,
"rootdisp": 23404000,
"stratum": 2000000,
"sys_jitter": 1648010,
"tc": 7000000,
},
expectedCharts: len(systemCharts),
},
"system: fails": {
prepare: func() *NTPd { return prepareNTPdWithMock(&mockClient{errOnSystemInfo: true}, true) },
expected: nil,
expectedCharts: len(systemCharts),
},
"fail on creating client": {
prepare: func() *NTPd { return prepareNTPdWithMock(nil, true) },
expected: nil,
expectedCharts: len(systemCharts),
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
n := test.prepare()
require.NoError(t, n.Init())
_ = n.Check()
mx := n.Collect()
assert.Equal(t, test.expected, mx)
assert.Equal(t, test.expectedCharts, len(*n.Charts()))
})
}
}
func prepareNTPdWithMock(m *mockClient, collectPeers bool) *NTPd {
n := New()
n.CollectPeers = collectPeers
if m == nil {
n.newClient = func(_ Config) (ntpConn, error) { return nil, errors.New("mock.newClient error") }
} else {
n.newClient = func(_ Config) (ntpConn, error) { return m, nil }
}
return n
}
type mockClient struct {
errOnSystemInfo bool
errOnPeerInfo bool
errOnPeerIDs bool
closeCalled bool
}
func (m *mockClient) systemInfo() (map[string]string, error) {
if m.errOnSystemInfo {
return nil, errors.New("mockClient.info() error")
}
info := map[string]string{
"rootdelay": "10.385",
"tc": "7",
"mintc": "3",
"processor": "x86_64",
"refid": "194.177.210.54",
"reftime": "0xe7504a10.74414244",
"clock": "0xe7504e80.8c46aa3f",
"peer": "14835",
"sys_jitter": "1.648010",
"leapsec": "201701010000",
"expire": "202306280000",
"leap": "0",
"stratum": "2",
"precision": "-24",
"offset": "-0.149638",
"frequency": "- 7.734",
"clk_wander": "0.081",
"tai": "37",
"version": "ntpd 4.2.8p15@1.3728-o Wed Sep 23 11:46:38 UTC 2020 (1)",
"rootdisp": "23.404",
"clk_jitter": "0.626",
"system": "Linux/5.10.0-19-amd64",
}
return info, nil
}
func (m *mockClient) peerInfo(id uint16) (map[string]string, error) {
if m.errOnPeerInfo {
return nil, errors.New("mockClient.peerInfo() error")
}
info := map[string]string{
"delay": "10.464",
"dispersion": "5.376",
"dstadr": "10.10.10.20",
"dstport": "123",
"filtdelay": "11.34 10.53 10.49 10.46 10.92 10.56 10.69 37.99",
"filtdisp": "0.00 2.01 4.01 5.93 7.89 9.84 11.81 13.73",
"filtoffset": "0.66 0.32 0.18 0.31 0.33 0.10 0.34 14.07",
"flash": "0x0",
"headway": "0",
"hmode": "3",
"hpoll": "7",
"jitter": "5.204",
"keyid": "0",
"leap": "0",
"offset": "0.312",
"pmode": "4",
"ppoll": "7",
"precision": "-21",
"reach": "0xff",
"rec": "0xe7504df8.74802284",
"refid": "193.93.164.193",
"reftime": "0xe7504b8b.0c98a518",
"rootdelay": "0.198",
"rootdisp": "14.465",
"srcadr": fmt.Sprintf("203.0.113.%d", id),
"srcport": "123",
"stratum": "2",
"unreach": "0",
"xleave": "0.095",
}
return info, nil
}
func (m *mockClient) peerIDs() ([]uint16, error) {
if m.errOnPeerIDs {
return nil, errors.New("mockClient.peerIDs() error")
}
return []uint16{1, 2, 3}, nil
}
func (m *mockClient) close() {
m.closeCalled = true
}
|
