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readwrite_test.go
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readwrite_test.go
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//go:build integration
// +build integration
package e2e
import (
"context"
"fmt"
"io/ioutil"
"net/http"
"strings"
"testing"
"time"
"github.com/efficientgo/e2e"
e2edb "github.com/efficientgo/e2e/db"
"github.com/efficientgo/tools/core/pkg/runutil"
"github.com/efficientgo/tools/core/pkg/testutil"
rulesspec "github.com/observatorium/api/rules"
"github.com/prometheus/prometheus/pkg/rulefmt"
)
var sampleRulesA = `
groups:
- name: test-oidc
interval: 5s
rules:
- record: trs
expr: vector(1)
- alert: HighRequestLatency
expr: job:request_latency_seconds:mean5m{job="myjob"} > 0.5
for: 10m
labels:
severity: page
annotations:
summary: High request latency`
var sampleRulesB = `
groups:
- name: test-oidc
interval: 5s
rules:
- record: btrs
expr: vector(1)
labels:
dummy: yes
- alert: HighRequestLatency
expr: job:request_latency_seconds:mean5m{job="second"} > 0.5
for: 10m`
var allRulesMerged = `groups:
- name: tenant_a.test-oidc
interval: 5s
rules:
- record: trs
expr: vector(1)
- alert: HighRequestLatency
expr: job:request_latency_seconds:mean5m{job="myjob"} > 0.5
for: 10m
labels:
severity: page
annotations:
summary: High request latency
- name: tenant_b.test-oidc
interval: 5s
rules:
- record: btrs
expr: vector(1)
labels:
dummy: "yes"
- alert: HighRequestLatency
expr: job:request_latency_seconds:mean5m{job="second"} > 0.5
for: 10m
`
var invalidRules = `
groups:
- name: test-oidc
interval: 5s
rules:
- record: trs
expr: vector(1)
- invalid: property`
func TestRulesReadAndWrite(t *testing.T) {
t.Parallel()
e, err := e2e.NewDockerEnvironment(envReadWriteName)
testutil.Ok(t, err)
t.Cleanup(e.Close)
prepareConfigs(t, readWrite, e)
bucket := "obs_rules_test"
m := e2edb.NewMinio(e, "rules-minio", bucket)
testutil.Ok(t, e2e.StartAndWaitReady(m))
createObjstoreYAML(t, e, bucket, e2edb.MinioAccessKey, e2edb.MinioSecretKey, m.InternalEndpoint(e2edb.AccessPortName))
rules, err := newRulesObjstoreService(e)
testutil.Ok(t, err)
testutil.Ok(t, e2e.StartAndWaitReady(rules))
client, err := rulesspec.NewClient("http://" + rules.Endpoint("http"))
testutil.Ok(t, err)
ctx := context.Background()
tenantA := "tenant_a"
tenantB := "tenant_b"
t.Run("valid-rules-read-write", func(t *testing.T) {
rctx, cancel := context.WithTimeout(context.Background(), time.Second*20)
t.Cleanup(cancel)
// Retrying the first request as minio takes some time to get ready, even after readiness check passes.
// Details: https://github.com/efficientgo/e2e/issues/11.
testutil.Ok(t, runutil.Retry(time.Second*3, rctx.Done(), func() error {
res, err := client.SetRulesWithBody(ctx, tenantA, "application/yaml", strings.NewReader(sampleRulesA))
if err != nil {
return err
}
if res.StatusCode/100 != 2 {
return fmt.Errorf("statuscode expected 200, got %d", res.StatusCode)
}
return nil
}))
res, err := client.SetRulesWithBody(ctx, tenantB, "application/yaml", strings.NewReader(sampleRulesB))
testutil.Ok(t, err)
testutil.Equals(t, http.StatusOK, res.StatusCode)
checkRules(t, ctx, client, tenantA, sampleRulesA)
checkRules(t, ctx, client, tenantB, sampleRulesB)
})
t.Run("invalid-rules-read-write", func(t *testing.T) {
res, err := client.SetRulesWithBody(ctx, tenantA, "application/yaml", strings.NewReader(invalidRules))
testutil.Equals(t, http.StatusBadRequest, res.StatusCode)
testutil.Ok(t, err)
// The rules retrieved should still match the prevoiusly set rules.
checkRules(t, ctx, client, tenantA, sampleRulesA)
})
t.Run("all-rules", func(t *testing.T) {
res, err := client.ListAllRules(ctx)
testutil.Ok(t, err)
respRules, err := ioutil.ReadAll(res.Body)
testutil.Ok(t, err)
_, errs := rulefmt.Parse(respRules)
testutil.Equals(t, 0, len(errs))
testutil.Equals(t, allRulesMerged, string(respRules))
})
}
func checkRules(t *testing.T, ctx context.Context, client *rulesspec.Client, tenant, rules string) {
resp, err := client.ListRules(ctx, tenant)
testutil.Ok(t, err)
testutil.Equals(t, http.StatusOK, resp.StatusCode)
respRules, err := ioutil.ReadAll(resp.Body)
testutil.Ok(t, err)
testutil.Equals(t, rules, string(respRules))
}