mirror of https://github.com/docker/docs.git
47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
package provision
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import (
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"fmt"
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"github.com/docker/machine/libmachine/drivers"
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"github.com/docker/machine/libmachine/log"
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"github.com/docker/machine/libmachine/ssh"
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)
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type RedHatSSHCommander struct {
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Driver drivers.Driver
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}
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func (sshCmder RedHatSSHCommander) SSHCommand(args string) (string, error) {
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client, err := drivers.GetSSHClientFromDriver(sshCmder.Driver)
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if err != nil {
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return "", err
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}
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log.Debugf("About to run SSH command:\n%s", args)
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// redhat needs "-t" for tty allocation on ssh therefore we check for the
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// external client and add as needed.
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// Note: CentOS 7.0 needs multiple "-tt" to force tty allocation when ssh has
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// no local tty.
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var output string
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switch c := client.(type) {
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case *ssh.ExternalClient:
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c.BaseArgs = append(c.BaseArgs, "-tt")
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output, err = c.Output(args)
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case *ssh.NativeClient:
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output, err = c.OutputWithPty(args)
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}
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log.Debugf("SSH cmd err, output: %v: %s", err, output)
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if err != nil {
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return "", fmt.Errorf(`Something went wrong running an SSH command!
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command : %s
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err : %v
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output : %s
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`, args, err, output)
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}
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return output, nil
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}
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