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// Copyright 2022 Northern.tech AS
//
// 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 cmd
import (
"fmt"
"net/url"
"os"
"github.com/spf13/cobra"
"github.com/spf13/viper"
"github.com/mendersoftware/mender-cli/log"
)
var Version string
const (
argRootServer = "server"
argRootSkipVerify = "skip-verify"
argRootToken = "token"
argRootTokenValue = "token-value"
argRootVerbose = "verbose"
argRootGenerate = "generate-autocomplete"
argRootVersion = "version"
)
func init() {
viper.SetConfigName(".mender-clirc")
viper.SetConfigType("json")
viper.AddConfigPath("/etc/mender-cli/")
viper.AddConfigPath("$HOME/")
viper.AddConfigPath(".")
if err := viper.ReadInConfig(); err != nil {
if _, ok := err.(viper.ConfigFileNotFoundError); !ok {
log.Info(fmt.Sprintf("Failed to read config: %s", err))
os.Exit(1)
} else {
log.Info("Configuration file not found. Continuing.")
}
} else {
fmt.Fprintf(os.Stderr, "Using configuration file: %s\n", viper.ConfigFileUsed())
}
}
// rootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
Use: "mender-cli",
Short: "A general-purpose CLI for the Mender server.",
//setup global stuff, will run regardless of (sub)command
PersistentPreRun: func(cmd *cobra.Command, args []string) {
verbose, err := cmd.Flags().GetBool(argRootVerbose)
CheckErr(err)
log.Setup(verbose)
if verbose {
log.Verb("verbose output is ON")
}
},
ValidArgs: []string{"artifacts", "help", "login"},
}
// 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() {
lflags := rootCmd.LocalFlags()
lflags.ParseErrorsWhitelist.UnknownFlags = true
err := lflags.Parse(os.Args)
if err != nil {
log.Errf("Failed to parse flags: %s\n", err)
}
b, _ := rootCmd.Flags().GetBool(argRootGenerate)
if b {
err := rootCmd.GenBashCompletionFile("./autocomplete/autocomplete.sh")
if err != nil {
log.Errf("Failed to generate the Bash autocompletion scripts: %s\n", err)
}
err = rootCmd.GenZshCompletionFile("./autocomplete/autocomplete.zsh")
if err != nil {
log.Errf("Failed to generate the Zsh autocompletion scripts: %s\n", err)
}
return
}
version, err := rootCmd.Flags().GetBool(argRootVersion)
CheckErr(err)
if version {
fmt.Printf("mender-cli version %s\n", Version)
os.Exit(0)
}
CheckErr(rootCmd.Execute())
}
func validateConfiguration() {
server := viper.GetString(argRootServer)
u, _ := url.Parse(server)
if u.Scheme == "" {
viper.Set(argRootServer, "https://"+server)
log.Info("Protocol is not specified, HTTPS is used by default.")
}
}
func init() {
// 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().
StringP(
argRootServer,
"",
"https://hosted.mender.io",
"root server URL, e.g. 'https://hosted.mender.io'",
)
_ = viper.BindPFlag(argRootServer, rootCmd.PersistentFlags().Lookup(argRootServer))
rootCmd.PersistentFlags().
BoolP(argRootSkipVerify, "k", false, "skip SSL certificate verification")
rootCmd.PersistentFlags().StringP(argRootToken, "", "", "JWT token file path")
rootCmd.PersistentFlags().StringP(argRootTokenValue, "", "", "JWT token value (API key)")
rootCmd.PersistentFlags().BoolP(argRootVerbose, "v", false, "print verbose output")
rootCmd.Flags().Bool(argRootVersion, false, "print version")
rootCmd.Flags().Bool(argRootGenerate, false, "generate shell completion script")
_ = rootCmd.Flags().MarkHidden(argRootGenerate)
rootCmd.AddCommand(loginCmd)
rootCmd.AddCommand(artifactsCmd)
rootCmd.AddCommand(devicesCmd)
rootCmd.AddCommand(terminalCmd)
rootCmd.AddCommand(portForwardCmd)
rootCmd.AddCommand(fileTransferCmd)
validateConfiguration()
}
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