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jaegertracing#2047 - Add ILM support for managing jaeger indices in e…
…lasticsearch Signed-off-by: santosh <bsantosh@thoughtworks.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| // Copyright (c) 2020 The Jaeger 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 app | ||
|
|
||
| import ( | ||
| "github.com/spf13/cobra" | ||
| ) | ||
|
|
||
| // Options represent configurable parameters for jaeger-templatizer | ||
| type Options struct { | ||
| Mapping string | ||
| EsVersion int64 | ||
| Shards int64 | ||
| Replicas int64 | ||
| EsPrefix string | ||
| UseILM string // using string as util is being used in python and using bool leads to type issues. | ||
| } | ||
|
|
||
| const ( | ||
| mappingFlag = "mapping" | ||
| esVersionFlag = "esVersion" | ||
| shardsFlag = "shards" | ||
| replicasFlag = "replicas" | ||
| esPrefixFlag = "esPrefix" | ||
| useILMFlag = "useILM" | ||
| ) | ||
|
|
||
| // AddFlags adds flags for templatizer main program | ||
| func (o *Options) AddFlags(command *cobra.Command) { | ||
| command.Flags().StringVarP( | ||
| &o.Mapping, | ||
| mappingFlag, | ||
| "m", | ||
| "", | ||
| "Pass either jaeger-span or jaeger-service") | ||
| command.Flags().Int64VarP( | ||
| &o.EsVersion, | ||
| esVersionFlag, | ||
| "v", | ||
| 7, | ||
| "the major Elasticsearch version") | ||
| command.Flags().Int64VarP( | ||
| &o.Shards, | ||
| shardsFlag, | ||
| "s", | ||
| 5, | ||
| "the number of shards per index in Elasticsearch") | ||
| command.Flags().Int64VarP( | ||
| &o.Replicas, | ||
| replicasFlag, | ||
| "r", | ||
| 1, | ||
| "the number of replicas per index in Elasticsearch") | ||
| command.Flags().StringVarP( | ||
| &o.EsPrefix, | ||
| esPrefixFlag, | ||
| "e", | ||
| "", | ||
| "specifies index prefix") | ||
| command.Flags().StringVarP( | ||
| &o.UseILM, | ||
| useILMFlag, | ||
| "u", | ||
| "false", | ||
| "set to true to use ILM for managing lifecycle of jaeger indices") | ||
|
|
||
| // mark mapping flag as mandatory | ||
| command.MarkFlagRequired(mappingFlag) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| // Copyright (c) 2020 The Jaeger 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 app | ||
|
|
||
| import ( | ||
| "testing" | ||
|
|
||
| "github.com/spf13/cobra" | ||
| "github.com/stretchr/testify/assert" | ||
| ) | ||
|
|
||
| func TestOptionsWithDefaultFlags(t *testing.T) { | ||
| o := Options{} | ||
| c := cobra.Command{} | ||
| o.AddFlags(&c) | ||
|
|
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| assert.Equal(t, "", o.Mapping) | ||
| assert.Equal(t, int64(7), o.EsVersion) | ||
| assert.Equal(t, int64(5), o.Shards) | ||
| assert.Equal(t, int64(1), o.Replicas) | ||
| assert.Equal(t, "", o.EsPrefix) | ||
| assert.Equal(t, "false", o.UseILM) | ||
| } | ||
|
|
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| func TestOptionsWithFlags(t *testing.T) { | ||
| o := Options{} | ||
| c := cobra.Command{} | ||
|
|
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| o.AddFlags(&c) | ||
| c.ParseFlags([]string{ | ||
| "--mapping=jaeger-span", | ||
| "--esVersion=6", | ||
| "--shards=5", | ||
| "--replicas=1", | ||
| "--esPrefix=test", | ||
| "--useILM=true", | ||
| }) | ||
|
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| assert.Equal(t, "jaeger-span", o.Mapping) | ||
| assert.Equal(t, int64(6), o.EsVersion) | ||
| assert.Equal(t, int64(5), o.Shards) | ||
| assert.Equal(t, int64(1), o.Replicas) | ||
| assert.Equal(t, "test", o.EsPrefix) | ||
| assert.Equal(t, "true", o.UseILM) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| // Copyright (c) 2021 The Jaeger 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 renderer | ||
|
|
||
| import ( | ||
| "strconv" | ||
|
|
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| "github.com/jaegertracing/jaeger/cmd/templatizer/app" | ||
| esTemplate "github.com/jaegertracing/jaeger/pkg/es" | ||
| "github.com/jaegertracing/jaeger/plugin/storage/es" | ||
| ) | ||
|
|
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| var fixMappingFunc = es.FixMapping | ||
| var loadMappingFunc = es.LoadMapping | ||
| var mapping string | ||
| var err error | ||
|
|
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| // GetMappingAsString returns rendered index templates as string | ||
| func GetMappingAsString(opt *app.Options) (string, error) { | ||
|
|
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| if opt.EsVersion == 7 { | ||
| enableILM, err := strconv.ParseBool(opt.UseILM) | ||
| if err != nil { | ||
| return "", err | ||
| } | ||
| mapping, err = fixMappingFunc(esTemplate.TextTemplateBuilder{}, loadMappingFunc("/"+opt.Mapping+"-7.json"), opt.Shards, opt.Replicas, opt.EsPrefix, enableILM) | ||
| if err != nil { | ||
| return "", err | ||
| } | ||
| } else { | ||
| mapping, err = fixMappingFunc(esTemplate.TextTemplateBuilder{}, loadMappingFunc("/"+opt.Mapping+".json"), opt.Shards, opt.Replicas, "", false) | ||
| if err != nil { | ||
| return "", err | ||
| } | ||
| } | ||
| return mapping, nil | ||
|
|
||
| } | ||
|
|
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| // IsValidOption checks if passed option is a valid index template. | ||
| func IsValidOption(val string) bool { | ||
| allowedValues := []string{"jaeger-span", "jaeger-service"} | ||
| for _, value := range allowedValues { | ||
| if val == value { | ||
| return true | ||
| } | ||
| } | ||
| return false | ||
| } |
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