99 lines
2.1 KiB
Go
99 lines
2.1 KiB
Go
package ssh
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import (
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"bufio"
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"bytes"
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"fmt"
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"os"
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"os/exec"
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"strings"
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"time"
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"github.com/hpcng/warewulf/internal/pkg/batch"
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"github.com/hpcng/warewulf/internal/pkg/node"
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"github.com/hpcng/warewulf/internal/pkg/wwlog"
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"github.com/hpcng/warewulf/pkg/hostlist"
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"github.com/spf13/cobra"
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)
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func CobraRunE(cmd *cobra.Command, args []string) error {
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batchpool := batch.New(FanOut)
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nodeDB, err := node.New()
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if err != nil {
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wwlog.Error("Could not open node configuration: %s", err)
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os.Exit(1)
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}
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nodes, err := nodeDB.FindAllNodes()
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if err != nil {
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wwlog.Error("Could not get node list: %s", err)
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os.Exit(1)
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}
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if len(args) > 0 {
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nodes = node.FilterByName(nodes, hostlist.Expand(args))
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} else {
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//nolint:errcheck
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cmd.Usage()
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os.Exit(1)
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}
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for _, node := range nodes {
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var primaryNet string
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for netName := range node.NetDevs {
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if node.NetDevs[netName].Primary.GetB() {
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primaryNet = netName
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break
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}
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}
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if primaryNet == "" {
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wwlog.Error("%s: Primary network device doesn't exist\n", node.Id.Get())
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continue
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}
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if node.NetDevs[primaryNet].Ipaddr.Get() == "" {
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wwlog.Error("%s: Primary network IP address not configured\n", node.Id.Get())
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continue
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}
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nodename := node.Id.Print()
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var command []string
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command = append(command, node.NetDevs[primaryNet].Ipaddr.Get())
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command = append(command, args[1:]...)
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batchpool.Submit(func() {
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if DryRun {
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fmt.Printf("%s: %s %s\n", nodename, SshPath, strings.Join(command, " "))
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} else {
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wwlog.Debug("Sending command to node '%s': %s", nodename, command)
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var stdout, stderr bytes.Buffer
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cmd := exec.Command(SshPath, command...)
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cmd.Stdin = os.Stdin
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cmd.Stdout = &stdout
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cmd.Stderr = &stderr
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_ = cmd.Run()
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scan_stdout := bufio.NewScanner(&stdout)
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for scan_stdout.Scan() {
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fmt.Printf("%s: %s\n", nodename, scan_stdout.Text())
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}
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scan_stderr := bufio.NewScanner(&stderr)
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for scan_stderr.Scan() {
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fmt.Fprintf(os.Stderr, "%s: %s\n", nodename, scan_stderr.Text())
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}
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}
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//util.ExecInteractive(SshPath, command...)
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time.Sleep(time.Duration(Sleep) * time.Second)
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})
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}
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batchpool.Run()
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return nil
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}
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