How do I run dd with sudo?

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#378 2 comments 0 reactions 0 assignees View on GitHub

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Assessment

Difficulty
3/5
Estimated time
1-2 days
Newbie friendliness
35/100
Issue type
Bug
Clarity
Needs clarification
Activity status
Stale
Tech stack
typescript
Domain
backend

Research direction

Start with the supplied ssh.exec call and reproduce the sudo -S dd command using the shown PTY and stdin options. Trace how the library handles stdin and the sudo password prompt, including the stdout and stderr callbacks. Done means the command no longer hangs and its output is observable through the documented callbacks.

Written by the indexing model from the issue text.

Description

I run the following code:
ssh.exec(
'sudo -S dd if=/mnt/storage/disks/other6 of=/mnt/storage/disks/other7',
['status=progress'],
{
execOptions: { pty: true },
stdin: '1234',
onStdout(chunk) {
console.log('stdoutChunk', chunk.toString());
},
onStderr(chunk) {
console.log('stderrChunk', chunk.toString());
},
},
);
And everything hangs on this output:
hello
stdoutChunk 1234
stdoutChunk Password:

Dominant language
TypeScript
Stars
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Forks
94
PR merge metrics
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