May 19,  · IO redirection works on files. If the file to which you redirect the stdout or stderr is mounted on the local filesystem, and if it is writable, then IO redirection will work as usual. To make the output file exist on a remote host, that remote host's filesystem must be exported by the remote host, and then mounted on the local filesystem. scp isn't looking for anything from standard input, so passing your password this way won't help. Yes, expect can be used in a case like this, but you'd be better off authenticating via public key -- either with a specific password-less public/private keypair, or using an ssh agent in your current session. ssh host 'something > file' Here's a contrived demonstration of a way to handle redirection, pipes and quotes: ssh host date -d yesterday \| awk "'{print $1}'" \> 'file" "with\ dukaguru.com' The pipe and redirection are escaped rather than being contained in an overall outer set of quotes, reducing the need to escape one level of quotes.

Redirect password to ssh

scp isn't looking for anything from standard input, so passing your password this way won't help. Yes, expect can be used in a case like this, but. Hi, I am writing a BASH script which should ssh to a server. Is there any way such that ssh takes password from a text file so that my script runs. Change password using ssh pipeline or redirection,, as passwd clears immediately after its start. You can easily run this over ssh. You can't with most SSH clients. You can work around it with by using SSH API's, like Paramiko for Python. Be careful not to overrule all security policies. Don't use a password. Generate a passphraseless SSH key and push it to your VM. If you already have an SSH key, you can skip this step. SSH with 'password in a file' is commonly used as public key authentication. Create a key pair using ssh-keygen, upload the public key to the. scp isn't looking for anything from standard input, so passing your password this way won't help. Yes, expect can be used in a case like this, but. Hi, I am writing a BASH script which should ssh to a server. Is there any way such that ssh takes password from a text file so that my script runs. Change password using ssh pipeline or redirection,, as passwd clears immediately after its start. You can easily run this over ssh. Like most commands on Linux, SSH can be used with input/output redirection via | (Unix Pipe). SSH can be used with this pipeline too. scp isn't looking for anything from standard input, so passing your password this way won't help. Yes, expect can be used in a case like this, but you'd be better off authenticating via public key -- either with a specific password-less public/private keypair, or using an ssh agent in your current session. sshpass -f ssh [email protected] instead of using sshpass -p your_password. As mentioned by Charles Duffy in the comments, it is safer to supply the password from a file or from a variable instead of from command line. BTW, a . An attacker could impersonate the server, but never connect to the real server. With password authentication any server you connect to (legitimate or not) will see the password. For those reasons an ssh key without password is a lot more secure than just storing the password in a file. May 19,  · IO redirection works on files. If the file to which you redirect the stdout or stderr is mounted on the local filesystem, and if it is writable, then IO redirection will work as usual. To make the output file exist on a remote host, that remote host's filesystem must be exported by the remote host, and then mounted on the local filesystem. up vote 2 down vote. Simply set the user's login shell to a shell script instead of bash or sh containing the ssh syntax to second endpoint. All logins, unless they explicitly define a shell with -s in ssh syntax, would redirect as you requested. I can get out of BASHRC limitations by various methods. ssh host 'something > file' Here's a contrived demonstration of a way to handle redirection, pipes and quotes: ssh host date -d yesterday \| awk "'{print $1}'" \> 'file" "with\ dukaguru.com' The pipe and redirection are escaped rather than being contained in an overall outer set of quotes, reducing the need to escape one level of quotes. Redirection is working with ssh and sudo! It only interferes with any password dialog from ssh and/or sudo. So EITHER you don't use redirection, but workarounds like e.g. copying the script to the target machine first and then executing it (as e.g. @edoloughlin suggested). OR you configure ssh and sudo to not prompt for a password.

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VMWare - 08 setup password less login, time: 15:59
Tags: My all rush mixtape s , , Video converter for java phones , , Time zone boundaries shape file . sshpass -f ssh [email protected] instead of using sshpass -p your_password. As mentioned by Charles Duffy in the comments, it is safer to supply the password from a file or from a variable instead of from command line. BTW, a . up vote 2 down vote. Simply set the user's login shell to a shell script instead of bash or sh containing the ssh syntax to second endpoint. All logins, unless they explicitly define a shell with -s in ssh syntax, would redirect as you requested. I can get out of BASHRC limitations by various methods. scp isn't looking for anything from standard input, so passing your password this way won't help. Yes, expect can be used in a case like this, but you'd be better off authenticating via public key -- either with a specific password-less public/private keypair, or using an ssh agent in your current session.

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