56 lines
1.2 KiB
Go
56 lines
1.2 KiB
Go
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package tools
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import (
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"errors"
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"io"
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"os/exec"
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"strings"
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"velvettear/gosync/log"
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"velvettear/gosync/settings"
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)
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// exported function(s)
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func TestConnection() error {
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if !settings.TargetIsRemote() {
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return nil
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}
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if len(settings.Password) == 0 {
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log.Warning("target is a remote host and no password is set, make sure passwordless login is configured")
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}
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var arguments []string
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if len(settings.Password) > 0 {
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arguments = append(arguments, "-p", settings.Password)
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}
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arguments = append(arguments, "ssh")
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target, _, _ := strings.Cut(settings.Target, ":")
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if len(settings.User) > 0 {
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target = settings.User + "@" + target
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}
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arguments = append(arguments, target, "'exit'")
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cmd := exec.Command("sshpass", arguments...)
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stdout, stdoutError := cmd.StdoutPipe()
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stderr, stderrError := cmd.StderrPipe()
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cmd.Start()
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if stdoutError != nil {
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return stdoutError
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}
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if stderrError != nil {
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return stderrError
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}
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_, stdoutError = io.ReadAll(stdout)
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if stdoutError != nil {
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return stdoutError
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}
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errorBytes, stderrError := io.ReadAll(stderr)
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if stderrError != nil {
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return stderrError
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}
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cmd.Wait()
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error := strings.TrimSpace(string(errorBytes))
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if len(error) > 0 {
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return errors.New(error)
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}
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return nil
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}
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