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configmap_test.go
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// Copyright The OpenTelemetry 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 (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
colfg "go.opentelemetry.io/collector/featuregate"
"github.com/open-telemetry/opentelemetry-operator/internal/autodetect/certmanager"
"github.com/open-telemetry/opentelemetry-operator/internal/config"
"github.com/open-telemetry/opentelemetry-operator/internal/manifests/manifestutils"
"github.com/open-telemetry/opentelemetry-operator/internal/naming"
"github.com/open-telemetry/opentelemetry-operator/pkg/featuregate"
)
func TestDesiredConfigMap(t *testing.T) {
expectedLables := map[string]string{
"app.kubernetes.io/managed-by": "opentelemetry-operator",
"app.kubernetes.io/instance": "default.test",
"app.kubernetes.io/part-of": "opentelemetry",
"app.kubernetes.io/version": "0.47.0",
}
t.Run("should return expected collector config map", func(t *testing.T) {
expectedData := map[string]string{
"collector.yaml": `receivers:
jaeger:
protocols:
grpc:
prometheus:
config:
scrape_configs:
- job_name: otel-collector
scrape_interval: 10s
static_configs:
- targets: [ '0.0.0.0:8888', '0.0.0.0:9999' ]
exporters:
debug:
service:
pipelines:
metrics:
receivers: [prometheus, jaeger]
exporters: [debug]`,
}
param := deploymentParams()
hash, _ := manifestutils.GetConfigMapSHA(param.OtelCol.Spec.Config)
expectedName := naming.ConfigMap("test", hash)
expectedLables["app.kubernetes.io/component"] = "opentelemetry-collector"
expectedLables["app.kubernetes.io/name"] = "test-collector"
expectedLables["app.kubernetes.io/version"] = "0.47.0"
actual, err := ConfigMap(param)
assert.NoError(t, err)
assert.Equal(t, expectedName, actual.Name)
assert.Equal(t, expectedLables, actual.Labels)
assert.Equal(t, len(expectedData), len(actual.Data))
for k, expected := range expectedData {
assert.YAMLEq(t, expected, actual.Data[k])
}
})
t.Run("should return expected escaped collector config map with target_allocator config block", func(t *testing.T) {
expectedData := map[string]string{
"collector.yaml": `exporters:
debug:
receivers:
prometheus:
config: {}
target_allocator:
collector_id: ${POD_NAME}
endpoint: http://test-targetallocator:80
interval: 30s
service:
pipelines:
metrics:
exporters:
- debug
receivers:
- prometheus
`,
}
param, err := newParams("test/test-img", "testdata/http_sd_config_servicemonitor_test.yaml")
assert.NoError(t, err)
hash, _ := manifestutils.GetConfigMapSHA(param.OtelCol.Spec.Config)
expectedName := naming.ConfigMap("test", hash)
expectedLables["app.kubernetes.io/component"] = "opentelemetry-collector"
expectedLables["app.kubernetes.io/name"] = "test-collector"
expectedLables["app.kubernetes.io/version"] = "latest"
param.OtelCol.Spec.TargetAllocator.Enabled = true
actual, err := ConfigMap(param)
assert.NoError(t, err)
assert.Equal(t, expectedName, actual.Name)
assert.Equal(t, expectedLables, actual.Labels)
assert.Equal(t, len(expectedData), len(actual.Data))
for k, expected := range expectedData {
assert.YAMLEq(t, expected, actual.Data[k])
}
// Reset the value
expectedLables["app.kubernetes.io/version"] = "0.47.0"
assert.NoError(t, err)
})
t.Run("should return expected escaped collector config map with target_allocator and https config block", func(t *testing.T) {
expectedData := map[string]string{
"collector.yaml": `exporters:
debug:
receivers:
prometheus:
config: {}
target_allocator:
collector_id: ${POD_NAME}
endpoint: https://test-targetallocator:443
interval: 30s
tls:
ca_file: /tls/ca.crt
cert_file: /tls/tls.crt
key_file: /tls/tls.key
service:
pipelines:
metrics:
exporters:
- debug
receivers:
- prometheus
`,
}
param, err := newParams("test/test-img", "testdata/http_sd_config_servicemonitor_test.yaml", config.WithCertManagerAvailability(certmanager.Available))
require.NoError(t, err)
flgs := featuregate.Flags(colfg.GlobalRegistry())
err = flgs.Parse([]string{"--feature-gates=operator.targetallocator.mtls"})
require.NoError(t, err)
hash, _ := manifestutils.GetConfigMapSHA(param.OtelCol.Spec.Config)
expectedName := naming.ConfigMap("test", hash)
expectedLables["app.kubernetes.io/component"] = "opentelemetry-collector"
expectedLables["app.kubernetes.io/name"] = "test-collector"
expectedLables["app.kubernetes.io/version"] = "latest"
param.OtelCol.Spec.TargetAllocator.Enabled = true
actual, err := ConfigMap(param)
assert.NoError(t, err)
assert.Equal(t, expectedName, actual.Name)
assert.Equal(t, expectedLables, actual.Labels)
assert.Equal(t, len(expectedData), len(actual.Data))
for k, expected := range expectedData {
assert.YAMLEq(t, expected, actual.Data[k])
}
// Reset the value
expectedLables["app.kubernetes.io/version"] = "0.47.0"
assert.NoError(t, err)
})
t.Run("Should return expected collector config map without mTLS config", func(t *testing.T) {
expectedData := map[string]string{
"collector.yaml": `exporters:
debug:
receivers:
prometheus:
config:
scrape_configs:
- job_name: serviceMonitor/test/test/0
static_configs:
- targets: ["prom.domain:1001", "prom.domain:1002", "prom.domain:1003"]
labels:
my: label
file_sd_configs:
- files:
- file2.json
service:
pipelines:
metrics:
exporters:
- debug
receivers:
- prometheus
`,
}
param, err := newParams("test/test-img", "testdata/http_sd_config_servicemonitor_test.yaml", config.WithCertManagerAvailability(certmanager.Available))
require.NoError(t, err)
flgs := featuregate.Flags(colfg.GlobalRegistry())
err = flgs.Parse([]string{"--feature-gates=operator.targetallocator.mtls"})
param.TargetAllocator = nil
require.NoError(t, err)
hash, _ := manifestutils.GetConfigMapSHA(param.OtelCol.Spec.Config)
expectedName := naming.ConfigMap("test", hash)
expectedLables["app.kubernetes.io/component"] = "opentelemetry-collector"
expectedLables["app.kubernetes.io/name"] = "test-collector"
expectedLables["app.kubernetes.io/version"] = "latest"
actual, err := ConfigMap(param)
assert.NoError(t, err)
assert.Equal(t, expectedName, actual.Name)
assert.Equal(t, expectedLables, actual.Labels)
assert.Equal(t, len(expectedData), len(actual.Data))
for k, expected := range expectedData {
assert.YAMLEq(t, expected, actual.Data[k])
}
// Reset the value
expectedLables["app.kubernetes.io/version"] = "0.47.0"
assert.NoError(t, err)
})
}