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Full Discussion: check the directory exist
Top Forums Shell Programming and Scripting check the directory exist Post 302239028 by Sara-sh on Monday 22nd of September 2008 07:41:56 PM
Old 09-22-2008
Check if a directory exists

Hello:

Can someone please help me figure out what is wrong here, my script does not move on to the "else" part even though there is no .ssh directory on my remote server:

$more putkey.sh
#!/bin/ksh

for server in `cat list`
do
if [ -d /.ssh ]; then
cat $HOME/.ssh/id_rsa.pub |ssh $server ' cat >> .ssh/authorized_keys && echo "key copied"'
else
cat $HOME/.ssh/id_rsa.pub |ssh $server ' mkdir .ssh && cat >> .ssh/authorized_keys && echo "key copied"'
fi
done


$./putkey.sh
Password:
sh: .ssh/authorized_keys: cannot create


The script works if the else part is executed:

$cat $HOME/.ssh/id_rsa.pub |ssh myserver ' mkdir .ssh && cat >> .ssh/authorized_keys && echo "key copied"'
Password:
key copied
 

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SSH-COPY-ID(1)						      General Commands Manual						    SSH-COPY-ID(1)

NAME
ssh-copy-id - install your public key in a remote machine's authorized_keys SYNOPSIS
ssh-copy-id [-i [identity_file]] [user@]machine DESCRIPTION
ssh-copy-id is a script that uses ssh to log into a remote machine (presumably using a login password, so password authentication should be enabled, unless you've done some clever use of multiple identities) It also changes the permissions of the remote user's home, ~/.ssh, and ~/.ssh/authorized_keys to remove group writability (which would oth- erwise prevent you from logging in, if the remote sshd has StrictModes set in its configuration). If the -i option is given then the identity file (defaults to ~/.ssh/id_rsa.pub) is used, regardless of whether there are any keys in your ssh-agent. Otherwise, if this: ssh-add -L provides any output, it uses that in preference to the identity file. If the -i option is used, or the ssh-add produced no output, then it uses the contents of the identity file. Once it has one or more fin- gerprints (by whatever means) it uses ssh to append them to ~/.ssh/authorized_keys on the remote machine (creating the file, and directory, if necessary) SEE ALSO
ssh(1), ssh-agent(1), sshd(8) OpenSSH 14 November 1999 SSH-COPY-ID(1)
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