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5 changed files with 203 additions and 0 deletions
0
README.md
Normal file
0
README.md
Normal file
50
host.tmux
Executable file
50
host.tmux
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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/scripts/helpers.sh"
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fields_interpolation=(
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"\#{hostname}"
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"\#{username}"
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"\#{hostname_fg_color}"
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"\#{hostname_bg_color}"
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"\#{username_fg_color}"
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"\#{username_bg_color}"
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)
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fields_commands=(
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"#($CURRENT_DIR/scripts/username.sh)"
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"#($CURRENT_DIR/scripts/hostname.sh)"
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"#($CURRENT_DIR/scripts/hostname_fg_color.sh)"
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"#($CURRENT_DIR/scripts/hostname_bg_color.sh)"
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"#($CURRENT_DIR/scripts/username_fg_color.sh)"
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"#($CURRENT_DIR/scripts/username_bg_color.sh)"
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)
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set_tmux_option() {
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local opion=$1
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local value=$2
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tmux set-option -gq "$option" "$value"
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}
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do_interpolation() {
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local all_interpolated="$1"
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for ((i=0; i<${#cpu_commands[@]}; i++)); do
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all_interpolated=${all_interpolated/${}}
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done
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echo "$all_interpolated"
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}
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update_tmux_option() {
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local option=$1
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local option_value=$(get_tmux_option "$option")
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local new_option_value=$(do_interpolation "$option_value")
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set_tmux_option "$option" "$new_option_value"
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}
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main() {
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update_tmux_option "status-right"
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update_tmux_option "status-left"
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}
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main
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64
scripts/helpers.sh
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scripts/helpers.sh
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get_tmux_option() {
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local option="$1"
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local default_value="$2"
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local option_value="$(tmux show-option -gqv "$option")"
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if [ -z "$option_value" ]; then
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echo "$default_value"
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else
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echo "$option_value"
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fi
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}
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is_osx() {
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[ $(uname) == "Darwin" ]
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}
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is_freebsd() {
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[ $(uname) == "FreeBSD" ]
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}
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is_openbsd() {
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[ $(uname) == "OpenBSD" ]
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}
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is_linux() {
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[ $(uname) == "Linux" ]
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}
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is_cygwin() {
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command -v WMIC &> /dev/null
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}
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is_linux_iostat() {
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# Bug in early versions of linux iostat -V return error code
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iostat -c &> /dev/null
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}
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# is second float bigger?
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fcomp() {
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awk -v n1=$1 -v n2=$2 'BEGIN {if (n1<n2) exit 0; exit 1}'
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}
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cpu_load_status() {
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local percentage=$1
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if fcomp 80 $percentage; then
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echo "high"
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elif fcomp 30 $percentage && fcomp $percentage 80; then
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echo "medium"
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else
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echo "low"
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fi
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}
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cpus_number() {
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if is_linux; then
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nproc
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else
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sysctl -n hw.ncpu
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fi
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}
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command_exists() {
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local command="$1"
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command -v "$command" &> /dev/null
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}
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41
scripts/hostname.sh
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scripts/hostname.sh
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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_hostname() {
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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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hostname=$(ssh -G $ssh_parameters 2>/dev/null | awk 'NR > 2 { exit } ; /^hostname / { print $2 }')
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# shellcheck disable=SC2086
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[ -z "$hostname" ] && hostname=$(ssh -T -o ControlPath=none -o ProxyCommand="sh -c 'echo %%hostname%% %h >&2'" $ssh_parameters 2>&1 | awk '/^%hostname% / { print $2; exit }')
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#shellcheck disable=SC1004
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hostname=$(echo "$hostname" | awk '\
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{ \
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if ($1~/^[0-9.:]+$/) \
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print $1; \
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else \
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split($1, a, ".") ; print a[1] \
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}')
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else
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hostname=$(command hostname -s)
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fi
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echo "$hostname"
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}
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main() {
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local tmux_hostname=$(get_hostname)
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echo "$tmux_hostname"
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}
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main
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48
scripts/username.sh
Executable file
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scripts/username.sh
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#!/usr/bin/env bash
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CURRENT_DIR="$( 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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