sonic-buildimage/files/image_config/bash/bash.bashrc
Prince George fa0de261aa Close console session due to user inactivity (#9890)
Signed-off-by: Prince George <prgeor@microsoft.com>
2022-02-13 18:00:54 -08:00

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# System-wide .bashrc file for interactive bash(1) shells.
# To enable the settings / commands in this file for login shells as well,
# this file has to be sourced in /etc/profile.
# If not running interactively, don't do anything
[ -z "$PS1" ] && return
# check the window size after each command and, if necessary,
# update the values of LINES and COLUMNS.
shopt -s checkwinsize
# set variable identifying the chroot you work in (used in the prompt below)
if [ -z "${debian_chroot:-}" ] && [ -r /etc/debian_chroot ]; then
debian_chroot=$(cat /etc/debian_chroot)
fi
# set a fancy prompt (non-color, overwrite the one in /etc/profile)
PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
# Commented out, don't overwrite xterm -T "title" -n "icontitle" by default.
# If this is an xterm set the title to user@host:dir
#case "$TERM" in
#xterm*|rxvt*)
# PROMPT_COMMAND='echo -ne "\033]0;${USER}@${HOSTNAME}: ${PWD}\007"'
# ;;
#*)
# ;;
#esac
# enable bash completion in interactive shells
if ! shopt -oq posix; then
if [ -f /usr/share/bash-completion/bash_completion ]; then
. /usr/share/bash-completion/bash_completion
elif [ -f /etc/bash_completion ]; then
. /etc/bash_completion
fi
fi
# if the command-not-found package is installed, use it
if [ -x /usr/lib/command-not-found -o -x /usr/share/command-not-found/command-not-found ]; then
function command_not_found_handle {
# check because c-n-f could've been removed in the meantime
if [ -x /usr/lib/command-not-found ]; then
/usr/lib/command-not-found -- "$1"
return $?
elif [ -x /usr/share/command-not-found/command-not-found ]; then
/usr/share/command-not-found/command-not-found -- "$1"
return $?
else
printf "%s: command not found\n" "$1" >&2
return 127
fi
}
fi
# Automatically log out console ttyS* sessions after 15 minutes of inactivity
tty | egrep -q '^/dev/ttyS[[:digit:]]+$' && TMOUT=900
# if SSH_TARGET_CONSOLE_LINE was set, attach to console line interactive cli directly
if [ -n "$SSH_TARGET_CONSOLE_LINE" ]; then
if [ $SSH_TARGET_CONSOLE_LINE -eq $SSH_TARGET_CONSOLE_LINE 2>/dev/null ]; then
# enter the interactive cli
connect line $SSH_TARGET_CONSOLE_LINE
# test exit code, 1 means the console switch feature not enabled
if [ $? -ne 1 ]; then
# exit after console session ended
exit
fi
else
# exit directly when target console line variable is invalid
exit
fi
fi