gatus/watchdog/alerting_test.go
TwiN 79c9f24c15
feat(alerting): Implement alert-level provider overrides (#929)
* feat(alerting): Implement alert-level provider overrides

Fixes #96

* Fix tests

* Add missing test cases for alerting providers

* feat(alerting): Implement alert-level overrides on all providers

* chore: Add config.yaml to .gitignore

* fix typo in discord provider

* test: Start fixing tests for alerting providers

* test: Fix GitLab tests

* Fix all tests

* test: Improve coverage

* test: Improve coverage

* Rename override to provider-override

* docs: Mention new provider-override config

* test: Improve coverage

* test: Improve coverage

* chore: Rename Alert.OverrideAsBytes to Alert.ProviderOverrideAsBytes
2024-12-16 20:32:13 -05:00

539 lines
16 KiB
Go

package watchdog
import (
"os"
"testing"
"github.com/TwiN/gatus/v5/alerting"
"github.com/TwiN/gatus/v5/alerting/alert"
"github.com/TwiN/gatus/v5/alerting/provider/custom"
"github.com/TwiN/gatus/v5/alerting/provider/discord"
"github.com/TwiN/gatus/v5/alerting/provider/email"
"github.com/TwiN/gatus/v5/alerting/provider/jetbrainsspace"
"github.com/TwiN/gatus/v5/alerting/provider/matrix"
"github.com/TwiN/gatus/v5/alerting/provider/mattermost"
"github.com/TwiN/gatus/v5/alerting/provider/messagebird"
"github.com/TwiN/gatus/v5/alerting/provider/pagerduty"
"github.com/TwiN/gatus/v5/alerting/provider/pushover"
"github.com/TwiN/gatus/v5/alerting/provider/slack"
"github.com/TwiN/gatus/v5/alerting/provider/teams"
"github.com/TwiN/gatus/v5/alerting/provider/telegram"
"github.com/TwiN/gatus/v5/alerting/provider/twilio"
"github.com/TwiN/gatus/v5/config"
"github.com/TwiN/gatus/v5/config/endpoint"
)
func TestHandleAlerting(t *testing.T) {
_ = os.Setenv("MOCK_ALERT_PROVIDER", "true")
defer os.Clearenv()
cfg := &config.Config{
Alerting: &alerting.Config{
Custom: &custom.AlertProvider{
DefaultConfig: custom.Config{
URL: "https://twin.sh/health",
Method: "GET",
},
},
},
}
enabled := true
ep := &endpoint.Endpoint{
URL: "https://example.com",
Alerts: []*alert.Alert{
{
Type: alert.TypeCustom,
Enabled: &enabled,
FailureThreshold: 2,
SuccessThreshold: 3,
SendOnResolved: &enabled,
Triggered: false,
},
},
}
verify(t, ep, 0, 0, false, "The alert shouldn't start triggered")
HandleAlerting(ep, &endpoint.Result{Success: false}, cfg.Alerting)
verify(t, ep, 1, 0, false, "The alert shouldn't have triggered")
HandleAlerting(ep, &endpoint.Result{Success: false}, cfg.Alerting)
verify(t, ep, 2, 0, true, "The alert should've triggered")
HandleAlerting(ep, &endpoint.Result{Success: false}, cfg.Alerting)
verify(t, ep, 3, 0, true, "The alert should still be triggered")
HandleAlerting(ep, &endpoint.Result{Success: false}, cfg.Alerting)
verify(t, ep, 4, 0, true, "The alert should still be triggered")
HandleAlerting(ep, &endpoint.Result{Success: true}, cfg.Alerting)
verify(t, ep, 0, 1, true, "The alert should still be triggered (because endpoint.Alerts[0].SuccessThreshold is 3)")
HandleAlerting(ep, &endpoint.Result{Success: true}, cfg.Alerting)
verify(t, ep, 0, 2, true, "The alert should still be triggered (because endpoint.Alerts[0].SuccessThreshold is 3)")
HandleAlerting(ep, &endpoint.Result{Success: true}, cfg.Alerting)
verify(t, ep, 0, 3, false, "The alert should've been resolved")
HandleAlerting(ep, &endpoint.Result{Success: true}, cfg.Alerting)
verify(t, ep, 0, 4, false, "The alert should no longer be triggered")
}
func TestHandleAlertingWhenAlertingConfigIsNil(t *testing.T) {
_ = os.Setenv("MOCK_ALERT_PROVIDER", "true")
defer os.Clearenv()
HandleAlerting(nil, nil, nil)
}
func TestHandleAlertingWithBadAlertProvider(t *testing.T) {
_ = os.Setenv("MOCK_ALERT_PROVIDER", "true")
defer os.Clearenv()
enabled := true
ep := &endpoint.Endpoint{
URL: "http://example.com",
Alerts: []*alert.Alert{
{
Type: alert.TypeCustom,
Enabled: &enabled,
FailureThreshold: 1,
SuccessThreshold: 1,
SendOnResolved: &enabled,
Triggered: false,
},
},
}
verify(t, ep, 0, 0, false, "The alert shouldn't start triggered")
HandleAlerting(ep, &endpoint.Result{Success: false}, &alerting.Config{})
verify(t, ep, 1, 0, false, "The alert shouldn't have triggered")
HandleAlerting(ep, &endpoint.Result{Success: false}, &alerting.Config{})
verify(t, ep, 2, 0, false, "The alert shouldn't have triggered, because the provider wasn't configured properly")
}
func TestHandleAlertingWhenTriggeredAlertIsAlmostResolvedButendpointStartFailingAgain(t *testing.T) {
_ = os.Setenv("MOCK_ALERT_PROVIDER", "true")
defer os.Clearenv()
cfg := &config.Config{
Alerting: &alerting.Config{
Custom: &custom.AlertProvider{
DefaultConfig: custom.Config{
URL: "https://twin.sh/health",
Method: "GET",
},
},
},
}
enabled := true
ep := &endpoint.Endpoint{
URL: "https://example.com",
Alerts: []*alert.Alert{
{
Type: alert.TypeCustom,
Enabled: &enabled,
FailureThreshold: 2,
SuccessThreshold: 3,
SendOnResolved: &enabled,
Triggered: true,
},
},
NumberOfFailuresInARow: 1,
}
// This test simulate an alert that was already triggered
HandleAlerting(ep, &endpoint.Result{Success: false}, cfg.Alerting)
verify(t, ep, 2, 0, true, "The alert was already triggered at the beginning of this test")
}
func TestHandleAlertingWhenTriggeredAlertIsResolvedButSendOnResolvedIsFalse(t *testing.T) {
_ = os.Setenv("MOCK_ALERT_PROVIDER", "true")
defer os.Clearenv()
cfg := &config.Config{
Alerting: &alerting.Config{
Custom: &custom.AlertProvider{
DefaultConfig: custom.Config{
URL: "https://twin.sh/health",
Method: "GET",
},
},
},
}
enabled := true
disabled := false
ep := &endpoint.Endpoint{
URL: "https://example.com",
Alerts: []*alert.Alert{
{
Type: alert.TypeCustom,
Enabled: &enabled,
FailureThreshold: 1,
SuccessThreshold: 1,
SendOnResolved: &disabled,
Triggered: true,
},
},
NumberOfFailuresInARow: 1,
}
HandleAlerting(ep, &endpoint.Result{Success: true}, cfg.Alerting)
verify(t, ep, 0, 1, false, "The alert should've been resolved")
}
func TestHandleAlertingWhenTriggeredAlertIsResolvedPagerDuty(t *testing.T) {
_ = os.Setenv("MOCK_ALERT_PROVIDER", "true")
defer os.Clearenv()
cfg := &config.Config{
Alerting: &alerting.Config{
PagerDuty: &pagerduty.AlertProvider{
DefaultConfig: pagerduty.Config{
IntegrationKey: "00000000000000000000000000000000",
},
},
},
}
enabled := true
ep := &endpoint.Endpoint{
URL: "https://example.com",
Alerts: []*alert.Alert{
{
Type: alert.TypePagerDuty,
Enabled: &enabled,
FailureThreshold: 1,
SuccessThreshold: 1,
SendOnResolved: &enabled,
Triggered: false,
},
},
NumberOfFailuresInARow: 0,
}
HandleAlerting(ep, &endpoint.Result{Success: false}, cfg.Alerting)
verify(t, ep, 1, 0, true, "")
HandleAlerting(ep, &endpoint.Result{Success: true}, cfg.Alerting)
verify(t, ep, 0, 1, false, "The alert should've been resolved")
}
func TestHandleAlertingWhenTriggeredAlertIsResolvedPushover(t *testing.T) {
_ = os.Setenv("MOCK_ALERT_PROVIDER", "true")
defer os.Clearenv()
cfg := &config.Config{
Alerting: &alerting.Config{
Pushover: &pushover.AlertProvider{
DefaultConfig: pushover.Config{
ApplicationToken: "000000000000000000000000000000",
UserKey: "000000000000000000000000000000",
},
},
},
}
enabled := true
ep := &endpoint.Endpoint{
URL: "https://example.com",
Alerts: []*alert.Alert{
{
Type: alert.TypePushover,
Enabled: &enabled,
FailureThreshold: 1,
SuccessThreshold: 1,
SendOnResolved: &enabled,
Triggered: false,
},
},
NumberOfFailuresInARow: 0,
}
HandleAlerting(ep, &endpoint.Result{Success: false}, cfg.Alerting)
verify(t, ep, 1, 0, true, "")
HandleAlerting(ep, &endpoint.Result{Success: true}, cfg.Alerting)
verify(t, ep, 0, 1, false, "The alert should've been resolved")
}
func TestHandleAlertingWithProviderThatReturnsAnError(t *testing.T) {
_ = os.Setenv("MOCK_ALERT_PROVIDER", "true")
defer os.Clearenv()
enabled := true
scenarios := []struct {
Name string
AlertingConfig *alerting.Config
AlertType alert.Type
}{
{
Name: "custom",
AlertType: alert.TypeCustom,
AlertingConfig: &alerting.Config{
Custom: &custom.AlertProvider{
DefaultConfig: custom.Config{
URL: "https://twin.sh/health",
Method: "GET",
},
},
},
},
{
Name: "discord",
AlertType: alert.TypeDiscord,
AlertingConfig: &alerting.Config{
Discord: &discord.AlertProvider{
DefaultConfig: discord.Config{
WebhookURL: "https://example.com",
},
},
},
},
{
Name: "email",
AlertType: alert.TypeEmail,
AlertingConfig: &alerting.Config{
Email: &email.AlertProvider{
DefaultConfig: email.Config{
From: "from@example.com",
Password: "hunter2",
Host: "mail.example.com",
Port: 587,
To: "to@example.com",
},
},
},
},
{
Name: "jetbrainsspace",
AlertType: alert.TypeJetBrainsSpace,
AlertingConfig: &alerting.Config{
JetBrainsSpace: &jetbrainsspace.AlertProvider{
DefaultConfig: jetbrainsspace.Config{
Project: "foo",
ChannelID: "bar",
Token: "baz",
},
},
},
},
{
Name: "mattermost",
AlertType: alert.TypeMattermost,
AlertingConfig: &alerting.Config{
Mattermost: &mattermost.AlertProvider{
DefaultConfig: mattermost.Config{
WebhookURL: "https://example.com",
},
},
},
},
{
Name: "messagebird",
AlertType: alert.TypeMessagebird,
AlertingConfig: &alerting.Config{
Messagebird: &messagebird.AlertProvider{
DefaultConfig: messagebird.Config{
AccessKey: "1",
Originator: "2",
Recipients: "3",
},
},
},
},
{
Name: "pagerduty",
AlertType: alert.TypePagerDuty,
AlertingConfig: &alerting.Config{
PagerDuty: &pagerduty.AlertProvider{
DefaultConfig: pagerduty.Config{
IntegrationKey: "00000000000000000000000000000000",
},
},
},
},
{
Name: "pushover",
AlertType: alert.TypePushover,
AlertingConfig: &alerting.Config{
Pushover: &pushover.AlertProvider{
DefaultConfig: pushover.Config{
ApplicationToken: "000000000000000000000000000000",
UserKey: "000000000000000000000000000000",
},
},
},
},
{
Name: "slack",
AlertType: alert.TypeSlack,
AlertingConfig: &alerting.Config{
Slack: &slack.AlertProvider{
DefaultConfig: slack.Config{
WebhookURL: "https://example.com",
},
},
},
},
{
Name: "teams",
AlertType: alert.TypeTeams,
AlertingConfig: &alerting.Config{
Teams: &teams.AlertProvider{
DefaultConfig: teams.Config{
WebhookURL: "https://example.com",
},
},
},
},
{
Name: "telegram",
AlertType: alert.TypeTelegram,
AlertingConfig: &alerting.Config{
Telegram: &telegram.AlertProvider{
DefaultConfig: telegram.Config{
Token: "1",
ID: "2",
},
},
},
},
{
Name: "twilio",
AlertType: alert.TypeTwilio,
AlertingConfig: &alerting.Config{
Twilio: &twilio.AlertProvider{
DefaultConfig: twilio.Config{
SID: "1",
Token: "2",
From: "3",
To: "4",
},
},
},
},
{
Name: "matrix",
AlertType: alert.TypeMatrix,
AlertingConfig: &alerting.Config{
Matrix: &matrix.AlertProvider{
DefaultConfig: matrix.Config{
ServerURL: "https://example.com",
AccessToken: "1",
InternalRoomID: "!a:example.com",
},
},
},
},
}
for _, scenario := range scenarios {
t.Run(scenario.Name, func(t *testing.T) {
ep := &endpoint.Endpoint{
URL: "https://example.com",
Alerts: []*alert.Alert{
{
Type: scenario.AlertType,
Enabled: &enabled,
FailureThreshold: 2,
SuccessThreshold: 2,
SendOnResolved: &enabled,
Triggered: false,
},
},
}
_ = os.Setenv("MOCK_ALERT_PROVIDER_ERROR", "true")
HandleAlerting(ep, &endpoint.Result{Success: false}, scenario.AlertingConfig)
verify(t, ep, 1, 0, false, "")
HandleAlerting(ep, &endpoint.Result{Success: false}, scenario.AlertingConfig)
verify(t, ep, 2, 0, false, "The alert should have failed to trigger, because the alert provider is returning an error")
HandleAlerting(ep, &endpoint.Result{Success: false}, scenario.AlertingConfig)
verify(t, ep, 3, 0, false, "The alert should still not be triggered, because the alert provider is still returning an error")
HandleAlerting(ep, &endpoint.Result{Success: false}, scenario.AlertingConfig)
verify(t, ep, 4, 0, false, "The alert should still not be triggered, because the alert provider is still returning an error")
_ = os.Setenv("MOCK_ALERT_PROVIDER_ERROR", "false")
HandleAlerting(ep, &endpoint.Result{Success: false}, scenario.AlertingConfig)
verify(t, ep, 5, 0, true, "The alert should've been triggered because the alert provider is no longer returning an error")
HandleAlerting(ep, &endpoint.Result{Success: true}, scenario.AlertingConfig)
verify(t, ep, 0, 1, true, "The alert should've still been triggered")
_ = os.Setenv("MOCK_ALERT_PROVIDER_ERROR", "true")
HandleAlerting(ep, &endpoint.Result{Success: true}, scenario.AlertingConfig)
verify(t, ep, 0, 2, false, "The alert should've been resolved DESPITE THE ALERT PROVIDER RETURNING AN ERROR. See Alert.Triggered for further explanation.")
_ = os.Setenv("MOCK_ALERT_PROVIDER_ERROR", "false")
// Make sure that everything's working as expected after a rough patch
HandleAlerting(ep, &endpoint.Result{Success: false}, scenario.AlertingConfig)
verify(t, ep, 1, 0, false, "")
HandleAlerting(ep, &endpoint.Result{Success: false}, scenario.AlertingConfig)
verify(t, ep, 2, 0, true, "The alert should have triggered")
HandleAlerting(ep, &endpoint.Result{Success: true}, scenario.AlertingConfig)
verify(t, ep, 0, 1, true, "The alert should still be triggered")
HandleAlerting(ep, &endpoint.Result{Success: true}, scenario.AlertingConfig)
verify(t, ep, 0, 2, false, "The alert should have been resolved")
})
}
}
func TestHandleAlertingWithProviderThatOnlyReturnsErrorOnResolve(t *testing.T) {
_ = os.Setenv("MOCK_ALERT_PROVIDER", "true")
defer os.Clearenv()
cfg := &config.Config{
Alerting: &alerting.Config{
Custom: &custom.AlertProvider{
DefaultConfig: custom.Config{
URL: "https://twin.sh/health",
Method: "GET",
},
},
},
}
enabled := true
ep := &endpoint.Endpoint{
URL: "https://example.com",
Alerts: []*alert.Alert{
{
Type: alert.TypeCustom,
Enabled: &enabled,
FailureThreshold: 1,
SuccessThreshold: 1,
SendOnResolved: &enabled,
Triggered: false,
},
},
}
HandleAlerting(ep, &endpoint.Result{Success: false}, cfg.Alerting)
verify(t, ep, 1, 0, true, "")
_ = os.Setenv("MOCK_ALERT_PROVIDER_ERROR", "true")
HandleAlerting(ep, &endpoint.Result{Success: true}, cfg.Alerting)
verify(t, ep, 0, 1, false, "")
_ = os.Setenv("MOCK_ALERT_PROVIDER_ERROR", "false")
HandleAlerting(ep, &endpoint.Result{Success: false}, cfg.Alerting)
verify(t, ep, 1, 0, true, "")
_ = os.Setenv("MOCK_ALERT_PROVIDER_ERROR", "true")
HandleAlerting(ep, &endpoint.Result{Success: true}, cfg.Alerting)
verify(t, ep, 0, 1, false, "")
_ = os.Setenv("MOCK_ALERT_PROVIDER_ERROR", "false")
// Make sure that everything's working as expected after a rough patch
HandleAlerting(ep, &endpoint.Result{Success: false}, cfg.Alerting)
verify(t, ep, 1, 0, true, "")
HandleAlerting(ep, &endpoint.Result{Success: false}, cfg.Alerting)
verify(t, ep, 2, 0, true, "")
HandleAlerting(ep, &endpoint.Result{Success: true}, cfg.Alerting)
verify(t, ep, 0, 1, false, "")
HandleAlerting(ep, &endpoint.Result{Success: true}, cfg.Alerting)
verify(t, ep, 0, 2, false, "")
}
func verify(t *testing.T, ep *endpoint.Endpoint, expectedNumberOfFailuresInARow, expectedNumberOfSuccessInARow int, expectedTriggered bool, expectedTriggeredReason string) {
if ep.NumberOfFailuresInARow != expectedNumberOfFailuresInARow {
t.Errorf("endpoint.NumberOfFailuresInARow should've been %d, got %d", expectedNumberOfFailuresInARow, ep.NumberOfFailuresInARow)
}
if ep.NumberOfSuccessesInARow != expectedNumberOfSuccessInARow {
t.Errorf("endpoint.NumberOfSuccessesInARow should've been %d, got %d", expectedNumberOfSuccessInARow, ep.NumberOfSuccessesInARow)
}
if ep.Alerts[0].Triggered != expectedTriggered {
if len(expectedTriggeredReason) != 0 {
t.Error(expectedTriggeredReason)
} else {
if expectedTriggered {
t.Error("The alert should've been triggered")
} else {
t.Error("The alert shouldn't have been triggered")
}
}
}
}