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fix!: Default Alert.Enabled to true (#380)

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BREAKING CHANGE: It used to default to false, which meant that users had to explicitly set endpoints[].alerts[].enabled to true
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TwiN 2022-12-05 23:15:19 -05:00 committed by GitHub
parent 7dccf5f08c
commit d058d7a54b
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6 changed files with 14 additions and 38 deletions
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9
.examples/docker-compose-mattermost/config/config.yaml
View file

@ -7,10 +7,9 @@ endpoints:
- name: example
url: https://example.org
interval: 1m
alerts:
- type: mattermost
enabled: true
description: "health check failed 3 times in a row"
send-on-resolved: true
conditions:
- "[STATUS] == 200"
alerts:
- type: mattermost
description: "health check failed 3 times in a row"
send-on-resolved: true

22
README.md
View file

@ -179,7 +179,7 @@ If you want to test it locally, see [Docker](#docker).
| `endpoints[].dns.query-type` | Query type (e.g. MX) | `""` |
| `endpoints[].dns.query-name` | Query name (e.g. example.com) | `""` |
| `endpoints[].alerts[].type` | Type of alert. <br />Valid types: `slack`, `discord`, `email`, `googlechat`, `pagerduty`, `twilio`, `mattermost`, `messagebird`, `teams` `custom`. | Required `""` |
| `endpoints[].alerts[].enabled` | Whether to enable the alert. | `false` |
| `endpoints[].alerts[].enabled` | Whether to enable the alert. | `true` |
| `endpoints[].alerts[].failure-threshold` | Number of failures in a row needed before triggering the alert. | `3` |
| `endpoints[].alerts[].success-threshold` | Number of successes in a row before an ongoing incident is marked as resolved. | `2` |
| `endpoints[].alerts[].send-on-resolved` | Whether to send a notification once a triggered alert is marked as resolved. | `false` |
@ -410,7 +410,6 @@ endpoints:
- "[RESPONSE_TIME] < 300"
alerts:
- type: discord
enabled: true
description: "healthcheck failed"
send-on-resolved: true
```
@ -457,7 +456,6 @@ endpoints:
- "[RESPONSE_TIME] < 300"
alerts:
- type: email
enabled: true
description: "healthcheck failed"
send-on-resolved: true
@ -470,7 +468,6 @@ endpoints:
- "[CERTIFICATE_EXPIRATION] > 48h"
alerts:
- type: email
enabled: true
description: "healthcheck failed"
send-on-resolved: true
```
@ -505,7 +502,6 @@ endpoints:
- "[RESPONSE_TIME] < 300"
alerts:
- type: googlechat
enabled: true
description: "healthcheck failed"
send-on-resolved: true
```
@ -537,7 +533,6 @@ endpoints:
- "[RESPONSE_TIME] < 300"
alerts:
- type: matrix
enabled: true
send-on-resolved: true
description: "healthcheck failed"
```
@ -571,7 +566,6 @@ endpoints:
- "[RESPONSE_TIME] < 300"
alerts:
- type: mattermost
enabled: true
description: "healthcheck failed"
send-on-resolved: true
```
@ -608,7 +602,6 @@ endpoints:
- "[RESPONSE_TIME] < 300"
alerts:
- type: messagebird
enabled: true
failure-threshold: 3
send-on-resolved: true
description: "healthcheck failed"
@ -634,7 +627,6 @@ alerting:
topic: "gatus-test-topic"
priority: 2
default-alert:
enabled: true
failure-threshold: 3
send-on-resolved: true
@ -711,7 +703,6 @@ endpoints:
- "[RESPONSE_TIME] < 300"
alerts:
- type: pagerduty
enabled: true
failure-threshold: 3
success-threshold: 5
send-on-resolved: true
@ -726,7 +717,6 @@ endpoints:
- "[CERTIFICATE_EXPIRATION] > 48h"
alerts:
- type: pagerduty
enabled: true
failure-threshold: 3
success-threshold: 5
send-on-resolved: true
@ -758,11 +748,9 @@ endpoints:
- "[RESPONSE_TIME] < 300"
alerts:
- type: slack
enabled: true
description: "healthcheck failed 3 times in a row"
send-on-resolved: true
- type: slack
enabled: true
failure-threshold: 5
description: "healthcheck failed 5 times in a row"
send-on-resolved: true
@ -804,7 +792,6 @@ endpoints:
- "[RESPONSE_TIME] < 300"
alerts:
- type: teams
enabled: true
description: "healthcheck failed"
send-on-resolved: true
@ -817,7 +804,6 @@ endpoints:
- "[CERTIFICATE_EXPIRATION] > 48h"
alerts:
- type: teams
enabled: true
description: "healthcheck failed"
send-on-resolved: true
```
@ -852,7 +838,6 @@ endpoints:
- "[BODY].status == UP"
alerts:
- type: telegram
enabled: true
send-on-resolved: true
```
@ -889,7 +874,6 @@ endpoints:
- "[RESPONSE_TIME] < 300"
alerts:
- type: twilio
enabled: true
failure-threshold: 5
send-on-resolved: true
description: "healthcheck failed"
@ -945,7 +929,6 @@ endpoints:
- "[RESPONSE_TIME] < 300"
alerts:
- type: custom
enabled: true
failure-threshold: 10
success-threshold: 3
send-on-resolved: true
@ -985,7 +968,6 @@ alerting:
slack:
webhook-url: "https://hooks.slack.com/services/**********/**********/**********"
default-alert:
enabled: true
description: "health check failed"
send-on-resolved: true
failure-threshold: 5
@ -1032,12 +1014,10 @@ alerting:
slack:
webhook-url: "https://hooks.slack.com/services/**********/**********/**********"
default-alert:
enabled: true
failure-threshold: 3
pagerduty:
integration-key: "********************************"
default-alert:
enabled: true
failure-threshold: 5
endpoints:

6
alerting/alert/alert.go
View file

@ -17,6 +17,8 @@ type Alert struct {
// Enabled defines whether the alert is enabled
//
// Use Alert.IsEnabled() to retrieve the value of this field.
//
// This is a pointer, because it is populated by YAML and we need to know whether it was explicitly set to a value
// or not for provider.ParseWithDefaultAlert to work.
Enabled *bool `yaml:"enabled,omitempty"`
@ -77,10 +79,10 @@ func (alert Alert) GetDescription() string {
}
// IsEnabled returns whether an alert is enabled or not
// Returns true if not set
func (alert Alert) IsEnabled() bool {
if alert.Enabled == nil {
// TODO: Default to true in v5.0.0 (unless default-alert.enabled is set to false)
return false
return true
}
return *alert.Enabled
}

4
alerting/alert/alert_test.go
View file

@ -52,8 +52,8 @@ func TestAlert_ValidateAndSetDefaults(t *testing.T) {
}
func TestAlert_IsEnabled(t *testing.T) {
if (Alert{Enabled: nil}).IsEnabled() {
t.Error("alert.IsEnabled() should've returned false, because Enabled was set to nil")
if !(Alert{Enabled: nil}).IsEnabled() {
t.Error("alert.IsEnabled() should've returned true, because Enabled was set to nil")
}
if value := false; (Alert{Enabled: &value}).IsEnabled() {
t.Error("alert.IsEnabled() should've returned false, because Enabled was set to false")

7
config/config_test.go
View file

@ -448,26 +448,21 @@ endpoints:
url: https://twin.sh/health
alerts:
- type: slack
enabled: true
- type: pagerduty
enabled: true
failure-threshold: 7
success-threshold: 5
description: "Healthcheck failed 7 times in a row"
- type: mattermost
enabled: true
- type: messagebird
enabled: false
- type: discord
enabled: true
failure-threshold: 10
- type: telegram
enabled: true
- type: twilio
enabled: true
failure-threshold: 12
success-threshold: 15
- type: teams
enabled: true
conditions:
- "[STATUS] == 200"
`))

4
core/endpoint_test.go
View file

@ -372,8 +372,8 @@ func TestEndpoint_ValidateAndSetDefaults(t *testing.T) {
if len(endpoint.Alerts) != 1 {
t.Error("Endpoint should've had 1 alert")
}
if endpoint.Alerts[0].IsEnabled() {
t.Error("Endpoint alert should've defaulted to disabled")
if !endpoint.Alerts[0].IsEnabled() {
t.Error("Endpoint alert should've defaulted to true")
}
if endpoint.Alerts[0].SuccessThreshold != 2 {
t.Error("Endpoint alert should've defaulted to a success threshold of 2")