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// Copyright 2023 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package collector
import (
"io"
"net/http"
"net/http/httptest"
"net/url"
"os"
"strings"
"testing"
"github.com/prometheus/client_golang/prometheus/testutil"
"github.com/prometheus/common/promslog"
)
func TestILMMetrics(t *testing.T) {
// Testcases created using:
// docker run -d -p 9200:9200 elasticsearch:VERSION
// curl -XPUT http://localhost:9200/twitter
// curl -X PUT "localhost:9200/_ilm/policy/my_policy?pretty" -H 'Content-Type: application/json' -d'
// {
// "policy": {
// "phases": {
// "warm": {
// "min_age": "10d",
// "actions": {
// "forcemerge": {
// "max_num_segments": 1
// }
// }
// },
// "delete": {
// "min_age": "30d",
// "actions": {
// "delete": {}
// }
// }
// }
// }
// }
// '
// curl -X PUT "localhost:9200/facebook?pretty" -H 'Content-Type: application/json' -d'
// {
// "settings": {
// "index": {
// "lifecycle": {
// "name": "my_policy"
// }
// }
// }
// }
// '
// curl http://localhost:9200/_all/_ilm/explain
tests := []struct {
name string
file string
want string
}{
{
name: "6.6.0",
file: "../fixtures/ilm_indices/6.6.0.json",
want: `
# HELP elasticsearch_ilm_index_status Status of ILM policy for index
# TYPE elasticsearch_ilm_index_status gauge
elasticsearch_ilm_index_status{action="",index="twitter",phase="",step=""} 0
elasticsearch_ilm_index_status{action="complete",index="facebook",phase="new",step="complete"} 1
`,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
f, err := os.Open(tt.file)
if err != nil {
t.Fatal(err)
}
defer f.Close()
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
io.Copy(w, f)
}))
defer ts.Close()
u, err := url.Parse(ts.URL)
if err != nil {
t.Fatal(err)
}
c := NewIlmIndicies(promslog.NewNopLogger(), http.DefaultClient, u)
if err != nil {
t.Fatal(err)
}
if err := testutil.CollectAndCompare(c, strings.NewReader(tt.want)); err != nil {
t.Fatal(err)
}
})
}
}
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