Configurar o $PS1 e add data ao history no OEL 7.4+

bash_oel7.sh

#!/bin/bash
# Script Autor: 1T (T) Anders
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ver_so=`cat /etc/oracle-release`
#usuario_logado=$USER
usuario_logado=admin

# Rotina principal do script e chamada na ordem abaixo do arquivo
main() {	
	echo -e "\033[01;47;31m>>>>>>>> Servidor: ${ver_so} <<<<<<<<\033[00m"

	config_bash_go
	
	echo -e '\033[00;47;31m----- Provisionamento Concluído ----- \033[00m'
}

#sub-rotina de configuração no bash do ubuntu
config_bash_go() {
	echo -e '\033[01;33m>>>>>>>> Configurando o bash do SO <<<<<<<<\033[00m'

	bash_profile_file_geral="/etc/profile" 
	profile_vagrant_file="/home/${usuario_logado}/.bashrc"
	profile_root_file="/root/.bashrc"
		
	PS1='\[\033]0;$TITLEPREFIX:${PWD//[^[:ascii:]]/?}\007\]\n\[\033[01;34m\][\D{%d.%m.%Y}] \[\033[32m\]\u@\h \[\033[35m\]$MSYSTEM\[\033[33m\]\w\[\033[36m \]\[\033[0m\]\n$ '
	
	echo "$PS1"
	
	sudo echo "export PS1='${PS1}'" >> ${profile_vagrant_file}
	sudo echo "export PS1='${PS1}'" >> ${profile_root_file}
	sudo cat << EOF >> ${bash_profile_file_geral}
PS1='${PS1}'
export PS1
EOF

	#alterando o historico para exibir a data do comando
	#echo 'export HISTTIMEFORMAT="%d/%m/%y %T "' >> ~/.bash_profile
	echo 'export HISTTIMEFORMAT="%d.%m.%y %H:%M "' >> ~/.bash_profile
	

	source ~/.bash_profile

	source ${profile_vagrant_file}
	source ${profile_root_file}
	source ${bash_profile_file_geral}

	echo -e '\033[00;36m----- Concluído ----- \033[00m'
}


main
exit 0