Bash

List of Packages to Install#

LIST_OF_PACKAGES_TO_INSTALL=(
    nano
    git
)

apt install ${LIST_OF_PACKAGES_TO_INSTALL[@]}
dnf install ${LIST_OF_PACKAGES_TO_INSTALL[@]}bash

Date Format#

DATE=$(date +%d-%m-%Y)
echo $DATEbash

Message Format#

SUCCESS=$(echo -e "[\e[42m\e[1m SUCCESS \e[0m]")
ERROR=$(echo -e "[\e[41m\e[1m ERROR \e[0m]")
WARNING=$(echo -e "[\e[43m\e[1m WARNING \e[0m]")
INFORMATION=$(echo -e "\e[36m\e[1m->\e[0m")

echo $SUCCESS
echo $ERROR
echo $WARNING
echo $INFORMATIONbash

Verification of Internet Access#

ping -q -c 2 cloudflare.com >/dev/null 2>&1

if [ $? -eq 0 ]; then
    echo "up"
else
    echo "down"
fibash

Multi SSH Connection#

LIST=$(
    cat <<EOF
22;pi@192.168.1.10
2222;pi@192.168.1.20
EOF
)

for i in $LIST; do
  iping=$(echo "$i" | cut -d@ -f2)
  ping -c1 $iping &>/dev/null

  if [ $? = 0 ]; then
    issh=$(echo "$i" | tr -s ';' ' ')
    iuser=$(echo "$i" | cut -d'@' -f1 | cut -d';' -f2)
    scp -P $issh:/home/$iuser/
    ssh -p $issh 'touch file_test'
  fi
donebash

.bashrc File#

export LS_OPTIONS='--color=auto'
eval "$(dircolors)"
alias ls='ls $LS_OPTIONS'
alias ll='ls $LS_OPTIONS -lFh'
alias l='ls $LS_OPTIONS -lFhA'

alias mv="mv -i"
alias cp="cp -i"
alias rm="rm -i"

alias ip='ip -c -br -f inet a'
alias free='free --kilo -h -w'
alias cat='pygmentize -g -O style=emacs' # pip install pygments
alias df='df -hT | egrep -v "loop|overlay"'
alias ss='ss -posant'

export HISTTIMEFORMAT="%d/%m/%y %T  "bash