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main.go
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main.go
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// Copyright (c) 2016 by António Meireles <antonio.meireles@reformi.st>.
//
// 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 main
import (
"fmt"
"os/user"
"strings"
"github.com/TheNewNormal/corectl/components/common"
"github.com/TheNewNormal/corectl/components/host/session"
"github.com/helm/helm/log"
"github.com/spf13/cobra"
)
var rootCmd = common.RootCmdTmpl
func init() {
rootCmd.PersistentPreRunE =
func(cmd *cobra.Command, args []string) (err error) {
cli := session.Caller.CmdLine
cli.BindPFlags(cmd.Flags())
if cli.GetBool("debug") {
log.IsDebugging = true
}
if !session.Caller.Privileged && cmd.Name() == "uuid2mac" {
return fmt.Errorf("attempting a privileged operation without " +
"proper rights")
}
if session.Caller.Privileged {
if cmd.Name() == "start" {
var usr *user.User
usr, err = user.Lookup(cli.GetString("user"))
if err != nil {
err = fmt.Errorf("attempting to call '%v' without "+
"setting a valid user (--user)", cmd.Name())
return
}
session.Caller.User = usr
} else if cmd.Name() == "uuid2mac" {
return
} else {
return fmt.Errorf("too many privileges invoking corectl. " +
"running directly as root, or via 'sudo', only " +
"tolerated with 'corectld server start'")
}
}
if !(strings.HasPrefix(cmd.Name(), "genM") ||
cmd.Name() == "version") {
if err = session.Caller.SetNetworkContext(); err != nil {
return
}
err = session.Caller.NormalizeOnDiskLayout()
}
return
}
common.InitTmpl(rootCmd)
}
func main() {
if err := common.STARTup(rootCmd); err != nil {
log.Die(err.Error())
}
}