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* add maxMetrics to encode_prom * added test for maxMetrics * addressed reviewer comments * limited number of connections tracked in conntrack * added MaxConnectionsTracked to test result * added to metric of discarded flow logs * addressed review comments
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,167 @@ | ||
| /* | ||
| * Copyright (C) 2023 IBM, Inc. | ||
| * | ||
| * 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 encode | ||
|
|
||
| import ( | ||
| "testing" | ||
|
|
||
| "github.com/netobserv/flowlogs-pipeline/pkg/config" | ||
| "github.com/netobserv/flowlogs-pipeline/pkg/test" | ||
| "github.com/stretchr/testify/require" | ||
| ) | ||
|
|
||
| var ( | ||
| yamlConfig1 = ` | ||
| pipeline: | ||
| - name: encode | ||
| parameters: | ||
| - name: encode_prom | ||
| encode: | ||
| type: prom | ||
| prom: | ||
| port: 9103 | ||
| prefix: test_ | ||
| expiryTime: 1 | ||
| maxMetrics: 30 | ||
| metrics: | ||
| - name: bytes_count | ||
| type: counter | ||
| valueKey: Bytes | ||
| labels: | ||
| - SrcAddr | ||
| ` | ||
|
|
||
| yamlConfig2 = ` | ||
| pipeline: | ||
| - name: encode | ||
| parameters: | ||
| - name: encode_prom | ||
| encode: | ||
| type: prom | ||
| prom: | ||
| port: 9103 | ||
| prefix: test_ | ||
| expiryTime: 1 | ||
| maxMetrics: 30 | ||
| metrics: | ||
| - name: bytes_count | ||
| type: counter | ||
| valueKey: Bytes | ||
| labels: | ||
| - SrcAddr | ||
| - name: packets_count | ||
| type: counter | ||
| valueKey: Packets | ||
| labels: | ||
| - SrcAddr | ||
| ` | ||
|
|
||
| yamlConfig3 = ` | ||
| pipeline: | ||
| - name: encode | ||
| parameters: | ||
| - name: encode_prom | ||
| encode: | ||
| type: prom | ||
| prom: | ||
| port: 9103 | ||
| prefix: test_ | ||
| expiryTime: 1 | ||
| metrics: | ||
| - name: bytes_count | ||
| type: counter | ||
| valueKey: Bytes | ||
| labels: | ||
| - SrcAddr | ||
| - name: packets_count | ||
| type: counter | ||
| valueKey: Packets | ||
| labels: | ||
| - SrcAddr | ||
| ` | ||
| ) | ||
|
|
||
| func encodeEntries(promEncode *EncodeProm, entries []config.GenericMap) { | ||
| for _, entry := range entries { | ||
| promEncode.Encode(entry) | ||
| } | ||
| } | ||
|
|
||
| // Test_Prom_Cache tests the integration between encode_prom and timebased_cache. | ||
| // Set a cache size, create many prom metrics, and verify that they interact properly. | ||
| func Test_Prom_Cache1(t *testing.T) { | ||
| var entries []config.GenericMap | ||
|
|
||
| v, cfg := test.InitConfig(t, yamlConfig1) | ||
| require.NotNil(t, v) | ||
|
|
||
| promEncode, cleanup, err := initPromWithServer(cfg.Parameters[0].Encode.Prom) | ||
| require.NoError(t, err) | ||
| defer cleanup() | ||
|
|
||
| entries = test.GenerateConnectionEntries(10) | ||
| require.Equal(t, 10, len(entries)) | ||
| encodeEntries(promEncode, entries) | ||
| require.Equal(t, 10, promEncode.mCache.GetCacheLen()) | ||
|
|
||
| entries = test.GenerateConnectionEntries(40) | ||
| require.Equal(t, 40, len(entries)) | ||
| encodeEntries(promEncode, entries) | ||
| require.Equal(t, 30, promEncode.mCache.GetCacheLen()) | ||
| } | ||
|
|
||
| func Test_Prom_Cache2(t *testing.T) { | ||
| var entries []config.GenericMap | ||
|
|
||
| v, cfg := test.InitConfig(t, yamlConfig2) | ||
| require.NotNil(t, v) | ||
|
|
||
| promEncode, cleanup, err := initPromWithServer(cfg.Parameters[0].Encode.Prom) | ||
| require.NoError(t, err) | ||
| defer cleanup() | ||
|
|
||
| entries = test.GenerateConnectionEntries(10) | ||
| require.Equal(t, 10, len(entries)) | ||
| encodeEntries(promEncode, entries) | ||
| require.Equal(t, 20, promEncode.mCache.GetCacheLen()) | ||
|
|
||
| entries = test.GenerateConnectionEntries(40) | ||
| require.Equal(t, 40, len(entries)) | ||
| encodeEntries(promEncode, entries) | ||
| require.Equal(t, 30, promEncode.mCache.GetCacheLen()) | ||
| } | ||
|
|
||
| func Test_Prom_Cache3(t *testing.T) { | ||
| var entries []config.GenericMap | ||
|
|
||
| v, cfg := test.InitConfig(t, yamlConfig3) | ||
| require.NotNil(t, v) | ||
|
|
||
| promEncode, cleanup, err := initPromWithServer(cfg.Parameters[0].Encode.Prom) | ||
| require.NoError(t, err) | ||
| defer cleanup() | ||
|
|
||
| entries = test.GenerateConnectionEntries(10) | ||
| require.Equal(t, 10, len(entries)) | ||
| encodeEntries(promEncode, entries) | ||
| require.Equal(t, 20, promEncode.mCache.GetCacheLen()) | ||
|
|
||
| entries = test.GenerateConnectionEntries(40) | ||
| require.Equal(t, 40, len(entries)) | ||
| encodeEntries(promEncode, entries) | ||
| require.Equal(t, 80, promEncode.mCache.GetCacheLen()) | ||
| } |
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