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peterkeller/SSH_BASH_PROFILE.md

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Last active March 22, 2019 07:55
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Mac OS X - SSH client host autocomplete
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SSH_BASH_PROFILE.md

Mac OS X SSH client autocomplete for hosts

Snippet for ~/.bash_profile, adding hostname autocomplete to ssh.

Extracts host hints from both ~/.ssh/config and /etc/hosts.

function __completeSSHHosts {
	COMPREPLY=()
	local currentWord=${COMP_WORDS[COMP_CWORD]}
	local completeHosts=$(
		cat "$HOME/.ssh/config" | \
			grep --extended-regexp "^Host +([^* ]+ +)*[^* ]+ *$" | \
			tr -s " " | \
			sed -E "s/^Host +//"
	)

	COMPREPLY=($(compgen -W "$completeHosts" -- "$currentWord"))
	return 0
}

complete -F __completeSSHHosts ssh
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