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107 lines
3.1 KiB
107 lines
3.1 KiB
// Copyright © 2017 Aqua Security Software Ltd. <info@aquasec.com>
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may 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, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package cmd
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import (
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"fmt"
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"os"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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)
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var (
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cfgDir = os.Getenv("HOME") + "/.cis_kubernetes"
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cfgFile string
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jsonFmt bool
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checkList string
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groupList string
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masterFile string
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nodeFile string
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federatedFile string
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kubeConfDir string
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etcdConfDir string
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flannelConfDir string
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)
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// RootCmd represents the base command when called without any subcommands
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var RootCmd = &cobra.Command{
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Use: "cis_kubernetes",
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Short: "A brief description of your application",
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Long: `A longer description that spans multiple lines and likely contains
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examples and usage of using your application. For example:
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Cobra is a CLI library for Go that empowers applications.
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This application is a tool to generate the needed files
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to quickly create a Cobra application.`,
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}
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// Execute adds all child commands to the root command sets flags appropriately.
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// This is called by main.main(). It only needs to happen once to the rootCmd.
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func Execute() {
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if err := RootCmd.Execute(); err != nil {
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fmt.Println(err)
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os.Exit(-1)
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}
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}
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func init() {
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cobra.OnInitialize(initConfig)
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RootCmd.PersistentFlags().BoolVar(&jsonFmt, "json", false, "Output results as JSON")
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RootCmd.PersistentFlags().StringVarP(&checkList,
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"check",
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"c",
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"",
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`A comma-delimited list of checks to run as specified in CIS document. Example --check="1.1.1,1.1.2"`,
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)
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RootCmd.PersistentFlags().StringVarP(&groupList,
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"group",
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"g",
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"",
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`Run all the checks under this comma-delimited list of groups. Example --group="1.1"`,
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)
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}
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// initConfig reads in config file and ENV variables if set.
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func initConfig() {
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if cfgFile != "" { // enable ability to specify config file via flag
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viper.SetConfigFile(cfgFile)
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}
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viper.SetConfigName("config") // name of config file (without extension)
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viper.AddConfigPath(cfgDir) // adding home directory as first search path
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viper.SetEnvPrefix("CISK8S")
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viper.AutomaticEnv() // read in environment variables that match
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// Set defaults
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viper.SetDefault("kubeConfDir", "/etc/kubernetes")
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viper.SetDefault("etcdConfDir", "/etc/etcd")
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viper.SetDefault("flanneldConfDir", "/etc/sysconfig")
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viper.SetDefault("masterFile", cfgDir+"/master.yaml")
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viper.SetDefault("nodeFile", cfgDir+"/node.yaml")
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viper.SetDefault("federatedFile", cfgDir+"/federated.yaml")
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// If a config file is found, read it in.
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if err := viper.ReadInConfig(); err == nil {
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fmt.Println("Using config file:", viper.ConfigFileUsed())
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}
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}
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