diff options
Diffstat (limited to 'clover/cloverctl/src/cloverctl/cmd/root.go')
-rw-r--r-- | clover/cloverctl/src/cloverctl/cmd/root.go | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/clover/cloverctl/src/cloverctl/cmd/root.go b/clover/cloverctl/src/cloverctl/cmd/root.go new file mode 100644 index 0000000..d1d9405 --- /dev/null +++ b/clover/cloverctl/src/cloverctl/cmd/root.go @@ -0,0 +1,120 @@ +// Copyright (c) Authors of Clover +// +// All rights reserved. This program and the accompanying materials +// are made available under the terms of the Apache License, Version 2.0 +// which accompanies this distribution, and is available at +// http://www.apache.org/licenses/LICENSE-2.0 + +package cmd + +import ( + "fmt" + "os" + "strings" + + homedir "github.com/mitchellh/go-homedir" + "github.com/spf13/cobra" + "github.com/spf13/viper" + "cloverkube" +) + +var cfgFile string +var controllerIP string +var cloverFile string + +// rootCmd represents the base command when called without any subcommands +var rootCmd = &cobra.Command{ + Use: "cloverctl", + Short: "Command-Line Interface (CLI) for Clover", + Long: ``, + // Uncomment the following line if your bare application + // has an action associated with it: + //Run: func(cmd *cobra.Command, args []string) { + //}, +} + +// Execute adds all child commands to the root command and sets flags +// appropriately. This is called by main.main(). It only needs to happen +// once to the rootCmd. +func Execute() { + if err := rootCmd.Execute(); err != nil { + fmt.Println(err) + os.Exit(1) + } +} + +func init() { + cobra.OnInitialize(initConfig) + + // Here you will define your flags and configuration settings. + // Cobra supports persistent flags, which, if defined here, + // will be global for your application. + rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", + "config file (default is $HOME/.cloverctl.yaml)") + + // Cobra also supports local flags, which will only run + // when this action is called directly. + rootCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle") +} + +// initConfig reads in config file and ENV variables if set. +func initConfig() { + if cfgFile != "" { + // Use config file from the flag. + viper.SetConfigFile(cfgFile) + } else { + // Find home directory. + home, err := homedir.Dir() + if err != nil { + fmt.Println(err) + os.Exit(1) + } + + // Search config in home directory with name ".cloverctl" + viper.AddConfigPath(home) + viper.SetConfigName(".cloverctl") + } + + viper.AutomaticEnv() // read in environment variables that match + + cip_file := "" + // If a config file is found in home, read it in. + if err := viper.ReadInConfig(); err == nil { + fmt.Println("Using config file:", viper.ConfigFileUsed()) + cip_file = viper.GetString("ControllerIP") + } else { + // Check for file in path from cloverctl + ep, err := os.Executable() + if err == nil { + exe_path := strings.Replace(ep, "cloverctl", "", -1) + viper.AddConfigPath(exe_path) + if err := viper.ReadInConfig(); err == nil { + fmt.Println("Using config file:", viper.ConfigFileUsed()) + cip_file = viper.GetString("ControllerIP") + } + } + } + + cPort, cip_kube := cloverkube.GetServicesPortIP("clover-controller") + // If IP in file + if cip_file != "" { + // Nodeport + controllerIP = "http://" + cip_file + ":" + fmt.Sprint(cPort) + } + // Override IP, if LB IP found + if cip_kube != "" { + fmt.Printf("IP %v", cip_kube) + controllerIP = "http://" + cip_kube + } +} + +func checkControllerIP() { + // controllerIP exists + service := "clover-controller" + if controllerIP == "" { + fmt.Printf("%s address unspecified or cannot be found\n", service) + os.Exit(1) + } else { + fmt.Printf("%s address: %s\n", service, controllerIP) + } +} |