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join.go
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join.go
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// Copyright © 2017 Intel Corporation
//
// 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"
"os"
"os/user"
"github.com/ciao-project/ciao/ciao-deploy/deploy"
"github.com/spf13/cobra"
)
var networkNode bool
var sshUser string
func join(args []string) int {
ctx, cancelFunc := getSignalContext()
defer cancelFunc()
hosts := args
err := deploy.SetupNodes(ctx, sshUser, networkNode, hosts)
if err != nil {
fmt.Fprintf(os.Stderr, "Error provisioning nodes: %v\n", err)
return 1
}
return 0
}
var joinCmd = &cobra.Command{
Use: "join <hostname>",
Short: "Join a node to the Ciao cluster",
Long: `Join a node of the desired role to the cluster`,
Run: func(cmd *cobra.Command, args []string) {
os.Exit(join(args))
},
Args: cobra.MinimumNArgs(1),
}
func init() {
RootCmd.AddCommand(joinCmd)
u, err := user.Current()
currentUser := ""
if err == nil {
currentUser = u.Username
}
joinCmd.Flags().BoolVar(&networkNode, "network", false, "Designate as network node")
joinCmd.Flags().StringVar(&sshUser, "user", currentUser, "User to SSH as")
}