mcd/cmd/root.go

68 lines
2.3 KiB
Go

/*
Copyright © 2025 Johannes Bülow <johannes.buelow@jmbit.de>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package cmd
import (
"os"
"git.jmbit.de/jmb/mcd/internal/config"
"git.jmbit.de/jmb/mcd/internal/service"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
var cfgFile string
// rootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
Use: "mcd",
Short: "Systemd-Compatible wrapper for Minecraft Server",
Long: `mcd wraps a minecraft server in a way that makes it work better as a systemd service`,
// Uncomment the following line if your bare application
// has an action associated with it:
Run: func(cmd *cobra.Command, args []string) {
service.RunService()
},
}
// 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() {
err := rootCmd.Execute()
if err != nil {
os.Exit(1)
}
}
func init() {
cobra.OnInitialize(config.InitConfig(cfgFile))
// 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 ./mcd.toml)")
rootCmd.PersistentFlags().StringP("java", "J", "/usr/bin/java", "Path to java executable")
rootCmd.PersistentFlags().StringSliceP("java-args", "A", []string{"-Xms2G", "-Xmx3G"}, "Java args, default is -Xms2G,Xmx3G")
rootCmd.PersistentFlags().StringP("jar", "j", "./server.jar", "Path to minecraft server jar")
viper.BindPFlag("java.path", rootCmd.Flags().Lookup("java"))
viper.BindPFlag("java.args", rootCmd.Flags().Lookup("java-args"))
viper.BindPFlag("server.jar", rootCmd.Flags().Lookup("jar"))
}