59 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			59 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
| #!/bin/bash
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| 
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| # Process CLI arguments to set up assumptions.
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| searchterm="$1"
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| if [ -z "$searchterm" ]; then searchterm="'*'"; fi
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| 
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| ### <summary>
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| ### Sets up key-based auth to remote hosts and replicate local .bashrc and .profile to them.
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| ### Assumes that 
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| ### </summary>
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| ### <param name="searchterm">(Assumed) term to search for as a prefix</param>
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| ### <param name="system">(Assumed) system .ssh/config hostname</param>
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| ### <param name="realname">(Assumed) system real hostname</param>
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| function push() { 
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| tput setaf 2; tput bold; printf "$system ($realname) ... \n"; tput sgr0;
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| # Find the Private key to use. 
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| privfile="$(grep IdentityFile $HOME/.ssh/config | grep `echo $system | cut -f 1 -d '-'` | head -n 1 | cut -f 2 -d ' ')"
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| if [ -z "$privfile" ]; then privfile="$HOME/.ssh/id_rsa"; fi
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| command='echo mkdir -p "$HOME/.ssh" &> /dev/null; mkdir -p "$HOME/.ssh"; chmod 0700 $HOME $HOME/.ssh; echo "'`cat $privfile.pub`'" >> $HOME/.ssh/authorized_keys; cp $HOME/.ssh/authorized_keys $HOME/.ssh/id_rsa.pub; chmod 0600 $HOME/.ssh/authorized_keys; chown -R `whoami` $HOME 2>/dev/null; mv $HOME/.profile $HOME/.profile.bak 2>/dev/null; mv $HOME/.bashrc $HOME/.bashrc.bak 2>/dev/null; printf "";'
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| # Make sure that we have the right host signature.
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| ssh-keygen -R "$realname"
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| if [ $? -ne 0 ]; then printf "FAILED\n\n"; return; fi
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| ssh-keyscan -H "$realname" >> ~/.ssh/known_hosts
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| if [ $? -ne 0 ]; then printf "FAILED\n\n"; return; fi
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| # Set up home folder and send public key.
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| ssh -t $system bash -c "$command" 
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| if [ $? -ne 0 ]; then printf "FAILED\n\n"; return; fi
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| # Self-allow key-based auth
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| scp $privfile $system:.ssh/id_rsa
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| if [ $? -ne 0 ]; then printf "FAILED\n\n"; return; fi
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| # Pass profiles.
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| scp $HOME/.bashrc $system:.bashrc
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| if [ $? -ne 0 ]; then printf "FAILED\n\n"; return; fi
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| scp $HOME/.profile $system:.profile
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| if [ $? -ne 0 ]; then
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|     printf "FAILED\n\n";
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| else 
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|     printf "DONE\n\n" 
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| fi
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| }
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| 
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| ### <summary>
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| ### If the search term is in ~/.ssh/config, then replicate to all matching hosts.
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| ### Otherwise, replicate to target specifically.
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| ### </summary>
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| ### <param name="searchterm">(Assumed) term to search for as a prefix</param>
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| if [ `grep -c "$searchterm" "$HOME/.ssh/config"` -gt 0 ]; then
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|     for system in `egrep '^Host ' $HOME/.ssh/config | cut -f 2 -d ' ' | egrep $searchterm`; do
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|         entry=$(cat -n $HOME/.ssh/config | grep $system | head -n 1 | xargs | cut -f 1 -d ' ') 
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|         linenum=$(( $entry  + 1 ))
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|         realname="$(cat -n $HOME/.ssh/config | grep " ${linenum}$(printf '\t')" | rev | cut -f 1 -d ' ' | rev)"
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|         if [ -z "$realname" ]; then realname="$system"; fi
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|         push; 
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|     done
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| else
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|     system="$searchterm"
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|     push;
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| fi
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