Scripts de bash para linux

README.md

Scripts de sistema

Scripts para administrar ssh, docker, samba, mysql, avahi, cups y mas

apacheMgr

#!/bin/bash

comm="Servidor apache2"

start() {
	sudo systemctl enable --now httpd
	status
}

start_online() {
	sudo systemctl enable --now httpd && sudo ufw allow "Apache full" comment "$comm"
	status
}

stop() {
	sudo ufw delete allow "Apache full"
	sudo systemctl disable --now httpd
	status
}

restart() { sudo systemctl restart httpd; status; }
status() { systemctl status httpd; sudo ufw status numbered; }
config() { sudo nano /etc/httpd/conf/httpd.conf; }

case $* in
	-S) start;;
	-So) start_online;;
	-s) stop;;
	-rs) restart;;
	-st) status;;
	-l) journalctl -fu httpd;;
	-c) config;;
	-en) (systemctl enable httpd && echo "INFO: Servidor apache habilitado") || echo "ERR: ocurrió un error";;
	-di) (systemctl disable httpd && echo "INFO: Servidor apache deshabilitado") || echo "ERR: ocurrió un error";;
	*) echo "Opciones:"
		echo "	-S  	start"
		echo "	-So  	start online"
		echo "	-s	stop"
		echo "	-rs 	restart"
		echo "	-st 	status"
		echo "	-l  	log"
		echo "	-c  	config"
		echo "	-en/-di habilitar/deshabilitar";;
esac

avahiMgr

#!/bin/bash

start() {
	sudo systemctl enable --now avahi-daemon avahi-daemon.socket avahi-dnsconfd.service
	status
}

stop() {
	sudo systemctl disable --now avahi-daemon.socket; sleep 2; sudo systemctl disable --now avahi-daemon.service avahi-dnsconfd.service
	status
}

status() {
	systemctl status avahi-daemon avahi-daemon.socket avahi-dnsconfd.service
}

conf() {
	sudo nano /etc/avahi/avahi-daemon.conf
}

case $* in
	-s) stop;;
	-S*) start;;
	-st) status;;
	-l) journalctl -fu avahi-daemon;;
	-rs) stop; start;;
	-c) conf;;
	*) echo "Opciones:"
        echo "      -s	detener"
        echo "      -S	iniciar"
        echo "      -st	estado"
        echo "      -l	logs"
        echo "      -rs	reiniciar"
        echo "      -c	configuracion"
esac

cupsMgr

#!/bin/bash

start() {
        # sudo systemctl enable --now cups.socket cups-lpd.socket cups.service cups.path
        sudo systemctl enable --now cups.service
}

stop() {
        # sudo systemctl disable --now cups.socket cups-lpd.socket; sleep 2;
        sudo systemctl disable --now cups.service
}

reset() {
        stop
        start
        status
}

status() {
        # systemctl status cups.service cups.path cups.socket cups-lpd.socket
        systemctl status cups.service cups.socket
}

case $* in
        -S) start; status;;
        -s) stop; status;;
        -rs) reset;;
        -st) status;;
        *) echo "Opciones:"
            echo "      -S      inicio"
            echo "      -s      detener"
            echo "      -rs     reiniciar"
            echo "      -st     estado"
esac

dockerMgr

#!/bin/bash

start() {
	sudo systemctl enable --now docker.service containerd.service
}

stop() {
	sudo systemctl disable --now docker.socket; sleep 2;
	sudo systemctl disable --now docker.service containerd.service
}

reset() {
	stop
	start
	status
}

status() {
	systemctl status docker.service containerd.service
}

case $* in
	-S) start; status;;
	-s) stop; status;;
	-rs) reset;;
	-st) status;;
	*) echo "Opciones:"
        echo "      -S      inicio"
        echo "      -s      detener"
        echo "      -rs     reiniciar"
        echo "      -st     estado"
esac

mysqlMgr

#!/bin/bash

start() {
	sudo systemctl enable --now mysql # mysqld mariadb.socket mariadb-extra.socket
}

stop() {
	sudo ufw delete allow mysql
	# sudo systemctl disable --now mariadb.socket mariadb-extra.socket; sleep 2;
	sudo systemctl disable --now mysql
}

restart() {
    sudo systemctl restart mysql # mysqld mariadb.socket mariadb-extra.socket
	status
}

status() {
	systemctl status mysql # mysqld mariadb.socket mariadb-extra.socket;
	sudo ufw status numbered
}

case $* in
	-S) start ;status;;
	-So) start && sudo ufw allow mysql; status;;
	-s) stop; status;;
	-rs) restart;;
	-st) status;;
	-l) journalctl -fu mariadb;;
	*) echo "Opciones:"
        echo "      -S      Iniciar"
        echo "      -So     Iniciar online"
        echo "      -s      Acabar"
        echo "      -rs     Reiniciar"
        echo "      -st     Estado"
        echo "      -l      Registros"
esac

servicesMgr

#!/bin/bash

status() {
    systemctl status $1 | head -n1 | cut -d' ' -f1,2 | cut -d'.' -f1
}

case $* in
    '')
        status avahi-daemon
        status containerd
        status cups
        status docker
        status httpd
        status mysql
        status smb
        status sshd
        status sshguard
    ;;
    *) 
        echo "Opciones:"
        echo "  <vacío>  	listar servicios"
        echo "  -h  		ayuda"
    ;;

esac

smbMgr

#!/bin/bash

comm="Samba de mi esperanza"

start() {
	sudo ufw allow samba comment "$comm" && sudo systemctl enable --now smb
	status
}

stop() {
	sudo ufw delete allow samba
	sudo systemctl disable --now smb
	status
}

reset() {
	sudo systemctl restart smb
	status
}

config() { sudo nano /etc/samba/smb.conf; }
status() { systemctl status smb; sudo ufw status numbered; }

case $* in
	-S) start;;
	-s) stop;;
	-rs) reset;;
	-c) config;;
	-l) journalctl -fu smb;;
	-st) status;;
	*) echo "Opciones:"
        echo "      -S      start"
        echo "      -s      stop"
        echo "      -rs     reset"
        echo "      -c      config"
        echo "      -l      log"
        echo "      -st     status"
esac

sshMgr

#!/bin/bash

comm="Servidor SSH"
fingerp="$(hostname).local $(cat /etc/ssh/ssh_host_ed25519_key.pub | cut -d' ' -f1,2)"

function start() {
	sudo ufw allow OpenSSH comment "$comm" && sudo systemctl enable --now sshd && sudo systemctl enable --now sshguard
	status
}

function restart() {
	sudo systemctl restart sshd
	status
}

function config() {
	sudo nano /etc/ssh/sshd_config
}

function userConfig() {
	sudo nano /etc/ssh/ssh_config
}

function stop() {
	sudo ufw delete allow OpenSSH
	sudo systemctl disable --now sshd
	sudo systemctl disable --now sshguard
	status
}

function status() { systemctl status sshd; systemctl status sshguard; sudo ufw status numbered; }

function genKeys() {
	if [ -d "/home/$1" ]; then
		local check=0
		local dname="$1-keys"
		local kname="$(hostname)_ed25519"

		mkdir "$dname";
		echo "$fingerp" >> "./$dname/known_hosts"
		ssh-keygen -t ed25519 -f "./$dname/$kname" -P "" -C "$1@$(hostname)"; check=$((check + $?))
		cat "./$dname/$kname.pub" >> "/home/$1/.ssh/authorized_keys"; check=$((check + $?))
		zip -r "./$dname.zip" "./$dname"; check=$((check + $?))
		rm -r "./$dname"

		exit $check
	else
		echo "El usuario $1 no existe!"
		exit 1
	fi
}

function retKeys() {
	if [ -d "/home/$1" ]; then
		local check=0
		local dname="$1-keys"
		local kname="/home/$1/.ssh/id_ed25519"

		mkdir "$dname"
		echo "$fingerp" >> "./$dname/known_hosts"
		cp -a "$kname" "$dname/${kname##*/}"; check=$((check + $?))
		cp -a "$kname.pub" "$dname/${kname##*/}.pub"; check=$((check + $?))
		zip -r "$dname.zip" "$dname"; check=$((check + $?))
		rm -r "$dname"
	else
		echo "El usuario $1 no existe!"
        	exit 1
	fi
}

case $* in
    -S) start;;
    -s) stop;;
    -rs) restart;;
    -st) status;;
    -l) journalctl -fu sshd;;
    -gl) journalctl -fu sshguard;;
    -c) config;;
    -uc) userConfig;;
    -gk*) genKeys "$2";;
    -rk*) retKeys "$2";;
    -fp) ssh-keygen -l -E sha256 -f "/etc/ssh/ssh_host_ed25519_key.pub";;
    *) echo "Opciones:"
        echo "      -S      start"
        echo "      -s      stop"
        echo "      -rs     restart"
        echo "      -st     status"
        echo "      -l      log"
        echo "      -gl     SSHGuard log"
        echo "      -c      Configuración del servidor"
        echo "      -uc     ... de los usuarios"
        echo "      -gk     <user> generar claves"
        echo "      -rk     <user> obtener claves"
esac