fish-shell/share/functions/__fish_print_hostnames.fish

30 lines
1 KiB
Fish

function __fish_print_hostnames -d "Print a list of known hostnames"
# Print all hosts from /etc/hosts
if test -x /usr/bin/getent
getent hosts | tr -s ' ' ' ' | cut -d ' ' -f 2- | tr ' ' '\n'
else if test -r /etc/hosts
tr -s ' \t' ' ' < /etc/hosts | sed 's/ *#.*//' | cut -s -d ' ' -f 2- | sgrep -o '[^ ]*'
end
# Print nfs servers from /etc/fstab
if test -r /etc/fstab
sgrep </etc/fstab "^\([0-9]*\.[0-9]*\.[0-9]*\.[0-9]*\|[a-zA-Z.]*\):"|cut -d : -f 1
end
# Print hosts with known ssh keys
# Does not match hostnames with @directives specified
sgrep -Eoh '^[^#@|, ]*' ~/.ssh/known_hosts{,2} ^/dev/null
# Print hosts from system wide ssh configuration file
if [ -e /etc/ssh/ssh_config ]
# Ignore lines containing wildcards
sgrep -Eoi '^ *host[^*]*$' /etc/ssh/ssh_config | cut -d '=' -f 2 | tr ' ' '\n'
end
# Print hosts from ssh configuration file
if [ -e ~/.ssh/config ]
# Ignore lines containing wildcards
sgrep -Eoi '^ *host[^*]*$' ~/.ssh/config | cut -d '=' -f 2 | tr ' ' '\n'
end
end