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How to escape single quotes in SSH remote command?
In your first try you use double-quotes ” so you need to escape the $ character: ps uax | grep ‘ba [c]’ | so then you don’t need the grep -v grep step. The ssh command treats all text typed after the hostname as the remote command to executed.
How to run a remote SSH command locally?
When running the command locally, there are two ways to do it: To run this remotely from a Linux box, I will need to escape the command so that the local Bash shell passes it through ssh to the remote Linux shell. The simplest mechanism is to use single-quotes with the second command above.
Do you need to escape a csh command?
I only have to worry about writing a valid csh command, and then escaping it for my local shell whether that’s bash, csh, cmd.exe, or powershell.exe. The command, as passed through the ssh protocol is handed directly to the final shell that interprets it, which I would like to be powershell.exe and not a cmd.exe wrapping powershell.exe.
Is it possible to pass a script via SSH?
The script may have other issues, I just fixed the syntax. This example uses a bash here document to generate the command string. In any case, passing scripts via ssh is error prone, because the quoting and escaping of variables is difficult (mind the backslash before the commands).
How to pass variables in remote SSH command stack?
$BUILD_NUMBER is set on the machine making the ssh call and since the variable doesn’t exist on the remote host, it doesn’t get picked up. How do I pass the value of $BUILD_NUMBER ?
Is it possible to pass environment variables through SSH?
A really simplified version (if you don’t need the extensibility, have a single variable to process, etc.) would look like: The list of accepted environment variables on SSHD by default includes LC_*. Thus: It is also possible to pass environment variables explicitly through ssh.
How to access variables outside of the SSH session?
If you really want to set the environment variable on the remote host and use it, you can use the env program Escape the variable in order to access variables outside of the ssh session: ssh [email protected] “~/tools/myScript.pl \\$BUILD_NUMBER”
What’s the bad escape character in SSH Stack Overflow?
Bad escape character ‘[email protected]’. Can someone give me a suggestion to let remote server interpret escape characters? The -e option has nothing to do with your command (these are SSH escape characters, not shell). Thanks for contributing an answer to Stack Overflow!
Why do I need to escape double quotes in Bash?
In Bash, the double quotes have a special meaning and need to be escaped. When running the command locally, there are two ways to do it: To run this remotely from a Linux box, I will need to escape the command so that the local Bash shell passes it through ssh to the remote Linux shell.