49 lines
1.5 KiB
Bash
49 lines
1.5 KiB
Bash
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#!/usr/bin/env bash
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CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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source "$CURRENT_DIR/helpers.sh"
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get_username() {
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tty=${1:-$(tmux display -p '#{pane_tty}')}
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ssh_only=$2
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# shellcheck disable=SC2039
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if [ x"$OSTYPE" = x"cygwin" ]; then
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pid=$(ps -a | awk -v tty="${tty##/dev/}" '$5 == tty && /ssh/ && !/vagrant ssh/ && !/autossh/ && !/-W/ { print $1 }')
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[ -n "$pid" ] && ssh_parameters=$(tr '\0' ' ' < "/proc/$pid/cmdline" | sed 's/^ssh //')
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else
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ssh_parameters=$(ps -t "$tty" -o command= | awk '/ssh/ && !/vagrant ssh/ && !/autossh/ && !/-W/ { $1=""; print $0; exit }')
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fi
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if [ -n "$ssh_parameters" ]; then
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# shellcheck disable=SC2086
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username=$(ssh -G $ssh_parameters 2>/dev/null | awk 'NR > 2 { exit } ; /^user / { print $2 }')
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# shellcheck disable=SC2086
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[ -z "$username" ] && username=$(ssh -T -o ControlPath=none -o ProxyCommand="sh -c 'echo %%username%% %r >&2'" $ssh_parameters 2>&1 | awk '/^%username% / { print $2; exit }')
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else
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# shellcheck disable=SC2039
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if [ x"$OSTYPE" = x"cygwin" ]; then
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username=$(whoami)
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else
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username=$(ps -t "$tty" -o user= -o pid= -o ppid= -o command= | awk '
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!/ssh/ { user[$2] = $1; ppid[$3] = 1 }
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END {
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for (i in user)
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if (!(i in ppid))
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{
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print user[i]
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exit
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}
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}
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')
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fi
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fi
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echo "$username"
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}
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main() {
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local tmux_username=$(get_username)
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echo "$tmux_username"
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}
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main
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