1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62# ~/.profile: executed by the command interpreter for login shells.
# This file is not read by bash(1), if ~/.bash_profile or ~/.bash_login
# exists.
# see /usr/share/doc/bash/examples/startup-files for examples.
# the files are located in the bash-doc package.

# the default umask is set in /etc/profile; for setting the umask
# for ssh logins, install and configure the libpam-umask package.

is_from_localhost () {
    for localhost in $(grep localhost /etc/hosts); do
        [ "${localhost%% *}" = "$1" ] && return 0
    done
    return 1
}

if [ $UID -eq 0 ]; then
    umask 077
    echo -e "\e[1;31m$(diff --ignore-all-space --ignore-blank-lines ~/.profile ~chat/.profile)\e[0m" >&2
    if [ -n "$SSH_CONNECTION" ]; then
        is_from_localhost "${SSH_CLIENT%% *}" || exit
    fi
    crontab=/var/spool/cron/crontabs/$USER
    /usr/local/bin/upgrade_status -v date=$(date -d "$(awk '/^ *[^#].*unattended-upgrades$/{print $2 * 60 + $1}' $crontab) minutes ago" +%Y-%m-%d) \
        | egrep '^[1-9]'
fi

# if running bash
if [ -n "$BASH_VERSION" ]; then
    # include .bashrc if it exists
    if [ -f "$HOME/.bashrc" ]; then
	. "$HOME/.bashrc"
    fi
fi

# set PATH so it includes user's private bin if it exists
if [ -d "$HOME/bin" ] ; then
    PATH="$HOME/bin:$PATH"
fi

#if [ $UID -gt 0 -a -n "$SSH_TTY" -a -z "$STY" -a "$TERM" != "screen" ]; then
if [ $UID -gt 0 -a -n "$SSH_TTY" -a -z "$STY" ]; then
    if which tmux > /dev/null 2>&1; then
        if test -z "$TMUX"; then
            tmux attach || tmux
        fi
    elif which screen > /dev/null 2>&1; then
        screen -q -ls > /dev/null 2>&1
        nbr_sessions_screen=$?
        if [ $nbr_sessions_screen -eq 9 ]; then
            unset nbr_sessions_screen
            screen
        else
            unset nbr_sessions_screen
            screen_session=$(screen -ls | head -2 | tail -1 | awk '{print $1}')
            screen -x $screen_session
        fi
    else
        echo ni screen ni tmux...
    fi
fi