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chore: fixture updates
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adityathebe committed Oct 1, 2024
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100 changes: 0 additions & 100 deletions canary-checker/docs/cli.mdx

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49 changes: 6 additions & 43 deletions canary-checker/docs/concepts/expressions/display-formatting.md
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Expand Up @@ -8,17 +8,8 @@ Canary checker can format the results of checks using the `display` field. All e

In this example we get the current exchange rate:

```yaml title="display-with-gotemplate.yaml"
apiVersion: canaries.flanksource.com/v1
kind: Canary
metadata:
name: http-check
spec:
http:
- name: USD
url: https://api.frankfurter.app/latest?from=USD&to=GBP,EUR,ILS,ZAR
display:
template: '$1 = €{{.json.rates.EUR}}, £{{.json.rates.GBP}}, ₪{{.json.rates.ILS}}'
```yaml title="display-with-gotemplate.yaml" file=../../../../modules/canary-checker/fixtures/minimal/display-with-gotemplate_pass.yaml

```

Which would display:
Expand All @@ -33,44 +24,16 @@ See <CommonLink to="gotemplate">Go Template</CommonLink>

The equivalent using CEL expressions would be:

```yaml title="display-with-cel.yaml"
apiVersion: canaries.flanksource.com/v1
kind: Canary
metadata:
name: http-check
spec:
http:
- name: USD
url: https://api.frankfurter.app/latest?from=USD&to=GBP,EUR,ILS,ZAR
display:
expr: "'$1 = €' + string(json.rates.EUR) + ', £' + string(json.rates.GBP) + ', ₪' + string(json.rates.ILS)"
```yaml title="display-with-cel.yaml" file=../../../../modules/canary-checker/fixtures/minimal/display-with-cel_pass.yaml

```

See <CommonLink to="cel">Cel Expressions</CommonLink> for a function reference

## Javascript

```yaml title="display-with-javascript.yaml"
apiVersion: canaries.flanksource.com/v1
kind: Canary
metadata:
name: http-check
spec:
http:
- name: USD
url: https://api.frankfurter.app/latest?from=USD&to=GBP,EUR,ILS
display:
javascript: |
currencyCodes = { "EUR": "€", "GBP": "£", "ILS": "₪"}
display = ""
for (var currency in json.rates) {
if (display != "") {
display += ", "
}
display += currency + " = " + currencyCodes[currency] + json.rates[currency] + ", "
}
"$1 = " + display
```yaml title="display-with-javascript.yaml" file=../../../../modules/canary-checker/fixtures/minimal/display-with-javascript_pass.yaml

```

:::info
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Expand Up @@ -9,6 +9,7 @@ these default behaviors can be changed using the `test` field:
In the example below the http check fails if the HTTP response header contains an 'Authorization' field.

```yaml title=http-check-expr.yaml file=../../../../modules/canary-checker/fixtures/minimal/http_no_auth_pass.yaml

```

:::info Boolean
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27 changes: 1 addition & 26 deletions canary-checker/docs/concepts/expressions/transforms.mdx
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Expand Up @@ -6,32 +6,7 @@ import TransformFields from './_transform_fields.mdx'

The `transform` can be used to convert one check into multiple checks programmatically.

```yaml
apiVersion: canaries.flanksource.com/v1
kind: Canary
metadata:
name: alertmanager-check
spec:
schedule: "*/5 * * * *"
alertmanager:
- url: alertmanager.example.com
name: alert-manager-transform
alerts:
- .*
ignore:
- KubeScheduler.*
transform:
javascript: |
var out = _.map(results, function(r) {
return {
name: r.name,
labels: r.labels,
icon: 'alert',
message: r.message,
description: r.message,
}
})
JSON.stringify(out);
```yaml title="alertmanager-check.yaml" file=../../../../modules/canary-checker/fixtures/datasources/alertmanager.yaml
```

In the above example, the check returns multiple alerts from alertmanager. By default, all those alerts are grouped in a single check.
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1 change: 1 addition & 0 deletions canary-checker/docs/concepts/metrics/custom-metrics.md
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Expand Up @@ -7,6 +7,7 @@ Canary checker can export custom metrics from any check type, replacing and/or c
In the example below, exchange rates against the USD are exported by first calling an HTTP api and then using the values from the JSON response to create the metrics:

```yaml title="exchange-rates-exporter.yaml" file=../../../../modules/canary-checker/fixtures/minimal/metrics-multiple.yaml

```

Which would output:
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76 changes: 2 additions & 74 deletions canary-checker/docs/concepts/metrics/stateful-metrics.md
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Expand Up @@ -4,80 +4,8 @@ title: Stateful Metrics

Metrics can be generated from time based data, e.g. logs per minute, logins per second by using the output of one check execution as the input to the next.

```yaml
apiVersion: canaries.flanksource.com/v1
kind: Canary
metadata:
name: 'container-log-counts'
namespace: observability
# The schedule can be as short or as long as you want, the query will always search for log
# since the last query
schedule: '@every 5m'
http:
- name: container_log_volume
url: 'https://elasticsearch/logstash-*/_search'
headers:
- name: Content-Type
value: application/json
templateBody: true
test:
# if no logs are found, fail the health check
expr: json.?aggregations.logs.doc_count.orValue(0) > 0
# query for log counts by namespace, container and pod that have been created since the last check
body: >-
{
"size": 0,
"aggs": {
"logs": {
"filter": {
"range": {
"@timestamp" : {
{{- if last_result.results.max }}
"gte": "{{ last_result.results.max }}"
{{- else }}
"gte": "now-5m"
{{- end }}
}
}
},
"aggs": {
"age": {
"max": {
"field": "@timestamp"
}
},
"labels": {
"multi_terms": {
"terms": [
{ "field": "kubernetes_namespace_name.keyword"},
{ "field": "kubernetes_container_name.keyword"},
{ "field": "kubernetes_pod_name.keyword"}
],
"size": 1000
}
}
}
}
}
}
transform:
# Save the maximum age for usage in subsequent queries and create a metric for each pair
expr: |
json.orValue(null) != null ?
[{
'detail': { 'max': string(json.?aggregations.logs.age.value_as_string.orValue(last_result().?results.max.orValue(time.Now()))) },
'metrics': json.?aggregations.logs.labels.buckets.orValue([]).map(k, {
'name': "namespace_log_count",
'type': "counter",
'value': double(k.doc_count),
'labels': {
"namespace": k.key[0],
"container": k.key[1],
"pod": k.key[2]
}
})
}].toJSON()
: '{}'
```yaml file=../../../../modules/canary-checker/fixtures/elasticsearch/stateful_metrics.yaml

```

This snippet retrieves the `last_result.results.max` value from the last execution ensuring data is not duplicated or missed
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