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