76 lines
2.1 KiB
Go
76 lines
2.1 KiB
Go
// Licensed to Elasticsearch B.V. under one or more contributor
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// license agreements. See the NOTICE file distributed with
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// this work for additional information regarding copyright
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// ownership. Elasticsearch B.V. licenses this file to you under
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// the Apache License, Version 2.0 (the "License"); you may
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// not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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package fileset
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import (
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"flag"
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"fmt"
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"strings"
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"github.com/elastic/beats/libbeat/common"
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)
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// Modules related command line flags.
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var (
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modulesFlag = flag.String("modules", "", "List of enabled modules (comma separated)")
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moduleOverrides = common.SettingFlag(nil, "M", "Module configuration overwrite")
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)
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type ModuleOverrides map[string]map[string]*common.Config // module -> fileset -> Config
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// Get returns an array of configuration overrides that should be merged in order.
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func (mo *ModuleOverrides) Get(module, fileset string) []*common.Config {
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ret := []*common.Config{}
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moduleWildcard := (*mo)["*"]["*"]
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if moduleWildcard != nil {
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ret = append(ret, moduleWildcard)
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}
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filesetWildcard := (*mo)[module]["*"]
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if filesetWildcard != nil {
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ret = append(ret, filesetWildcard)
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}
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cfg := (*mo)[module][fileset]
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if cfg != nil {
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ret = append(ret, cfg)
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}
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return ret
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}
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func getModulesCLIConfig() ([]string, *ModuleOverrides, error) {
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modulesList := []string{}
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if modulesFlag != nil {
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modulesList = strings.Split(*modulesFlag, ",")
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}
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if moduleOverrides == nil {
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return modulesList, nil, nil
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}
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var overrides ModuleOverrides
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err := moduleOverrides.Unpack(&overrides)
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if err != nil {
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return []string{}, nil, fmt.Errorf("-M flags must be prefixed by the module and fileset: %v", err)
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}
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return modulesList, &overrides, nil
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}
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