.bashrc to Docker containers

.bashrc

#!/bin/bash

xp_true="true"
xp_false="false"


# String routines

xp_str_empty()
{
	[[ -z "$1" ]]
}

xp_str_not_empty()
{
	[[ -n "$1" ]]
}

xp_str_random()
{
	local result=$RANDOM$RANDOM$RANDOM$RANDOM
	echo $result
}

# Folder routines

xls()
{
	if ( xp_str_empty $1 )
	then
		ls -la
	else
		ls $1 -la
	fi
}

lss()
{
	if ( xp_str_empty $1 )
	then
		stat -c '%n %a' *
	else
		stat -c '%n %a' $1/*
	fi
}

# System

xp_reloadbash()
{
	source ~/.bashrc
}

xp_bashreload()
{
	source ~/.bashrc
}

# User routines
user_id()
{
	echo $(id -u ${USER})
}

# Add/Remove Hosts
#!/bin/sh

function removehost() {
    # PATH TO YOUR HOSTS FILE
    ETC_HOSTS=/etc/hosts

    # DEFAULT IP FOR HOSTNAME
    IP="127.0.0.1"

    # Hostname to add/remove.
    HOSTNAME=$1

    if [ -n "$(grep $HOSTNAME /etc/hosts)" ]
    then
        echo "$HOSTNAME Found in your $ETC_HOSTS, Removing now...";
        sudo sed -i".bak" "/$HOSTNAME/d" $ETC_HOSTS
    else
        echo "$HOSTNAME was not found in your $ETC_HOSTS";
    fi
}

function addhost() {
    # PATH TO YOUR HOSTS FILE
    ETC_HOSTS=/etc/hosts

    # DEFAULT IP FOR HOSTNAME
    IP="127.0.0.1"

    # Hostname to add/remove.
    HOSTNAME=$1

    HOSTS_LINE="$IP\t$HOSTNAME"
    if [ -n "$(grep $HOSTNAME /etc/hosts)" ]
        then
            echo "$HOSTNAME already exists : $(grep $HOSTNAME $ETC_HOSTS)"
        else
            echo "Adding $HOSTNAME to your $ETC_HOSTS";
            sudo -- sh -c -e "echo '$HOSTS_LINE' >> /etc/hosts";

            if [ -n "$(grep $HOSTNAME /etc/hosts)" ]
                then
                    echo "$HOSTNAME was added succesfully \n $(grep $HOSTNAME /etc/hosts)";
                else
                    echo "Failed to Add $HOSTNAME, Try again!";
            fi
    fi
}