Script para instalação do OCS + GLPI [+NAGIOS]

 

#!/bin/bash
# Qualquer comando que falhe, faz um stop ao script
 #set -e

# Trata variáveis não definidas como erros
 #set -u


instalar(){
    yum -y clean all
    yum -y check-update
    yum -y update
    yum -y install wget
    echo "**** wget instalado ****"
    echo "**** A descarregar repositorios ****"
    wget http://download.fedora.redhat.com/pub/epel/5/i386/epel-release-5-3.noarch.rpm http://rpms.famillecollet.com/enterprise/remi-release-5.rpm http://rpms.famillecollet.com/RPM-GPG-KEY-remi
    #wget http://rpms.famillecollet.com/enterprise/remi-release-5.rpm
    rpm -Uvh remi-release-5*.rpm epel-release-5*.rpm
    #wget http://rpms.famillecollet.com/RPM-GPG-KEY-remi
    rpm --import RPM-GPG-KEY-remi
    echo "**** A instalar Apache+Mysql+PHP+OCSIventory+GLPI ****"
    yum -y install mysql system-config-network* system-config-securitylevel* ocsi* glpi glpi* glpi-* phpMyAdmin ntsys man
    #Dar permissão a todos os utilizadores da rede 192.168.1.0 Se a sua rede for outra deve alterar a linha seguinte
    sed -i "s/allow from ::1/allow from 192.168.1.0\/24/" /etc/httpd/conf.d/phpMyAdmin.conf
    
    
    service mysqld restart
    chkconfig mysqld on
    service httpd restart
    chkconfig httpd on
        
    #Desactivar o SELINUX e a firewall do CentOS
    sed -i 's/SELINUX=enforcing/SELINUX=permissive/g' /etc/selinux/config
    chkconfig iptables off
    chkconfig ip6tables off
    sed -i 's/--disabled/--enabled/g' /etc/sysconfig/system-config-securitylevel
    

    /etc/rc.d/init.d/network restart
    service httpd reload

    
    read -p "Introduza a password para a conta do user root do Mysql: " proot
    mysqladmin -u root password $proot
    echo "Agora entre no browser e corra http://192.168.1.66/ocsreports/install.php"
    echo "Depois de instalar o ocs corra de novo este script escolha a configurão da BD para o GLPI"
    echo "Só depois deve correr o site http://192.168.1.66/glpi"
        


}
reiniciar()
{
echo "Para nao reiniciar o computador pressione Ctrl+c, "
echo "porem e recomendavel reinicar."
echo "Para reniciar tecle Enter."
read
echo -n "O computador sera reiniciado em 10 segundos para aplicar as configuracoes realizadas "
for i in `seq 10`
do
        clear
        echo "+++++++++++++++++++++++++++++++++++++++"
        echo""
        echo "                    $i"    
        echo""
        echo "+++++++++++++++++++++++++++++++++++++++"
    
        `sleep 1`
done
`reboot`
}
rede()
{
    hostname=" "
    echo -n "Digite o hostname  >   "
    read hostname
    `echo NETWORKING=yes > /etc/sysconfig/network`
    `echo NETWORKING_IPV6=yes >> /etc/sysconfig/network`
    `echo HOSTNAME=$hostname >> /etc/sysconfig/network`
    `echo '# Do not remove the following line, or various programs' > /etc/hosts`
    `echo '# that require network functionality will fail.' >> /etc/hosts`
    `echo '127.0.0.1       localhost.localdomain       localhost    '$hostname'' >> /etc/hosts`
    hostname -v $hostname
    
    echo -n "Deseja escolher IP fixo ? [s/n]  >  "
    read opcao
    if [ "$opcao" = "s" ]; then
    ip=" "
        echo -n "Digite o IP [ xxx.xxx.xxx.xxx ]  >   "
        read ip
        echo -n "Digite a mascara [ xxx.xxx.xxx.xxx ]  >   "
        read mask
        echo -n "Difite o default gateway [ xxx.xxx.xxx.xxx ]  >   "
        read gw
        echo -n "Digite o Ip do DNS Server [ xxx.xxx.xxx.xxx ]  >  "
        read ipdns
        `echo nameserver $ipdns >> /etc/resolv.conf`
        `echo '#Advanced Micro Devices [AMD] 79c970 [PCnet32 LANCE]' > /etc/sysconfig/network-scripts/ifcfg-eth0`
        `echo DEVICE=eth0 >> /etc/sysconfig/network-scripts/ifcfg-eth0`
        `echo BOOTPROTO=none >> /etc/sysconfig/network-scripts/ifcfg-eth0`
        var=`ifconfig | head -1 | sed 's/ /#/g' | cut -d# -f11`
        `echo HWADDR=$var >> /etc/sysconfig/network-scripts/ifcfg-eth0`
        `echo IPV6_AUTOCONF=yes >> /etc/sysconfig/network-scripts/ifcfg-eth0`
        `echo ONBOOT=yes >> /etc/sysconfig/network-scripts/ifcfg-eth0`
        `echo TYPE=Ethernet >> /etc/sysconfig/network-scripts/ifcfg-eth0`
        `echo NETMASK=$mask >> /etc/sysconfig/network-scripts/ifcfg-eth0`
        `echo IPADDR=$ip >> /etc/sysconfig/network-scripts/ifcfg-eth0`
        `echo GATEWAY=$gw >> /etc/sysconfig/network-scripts/ifcfg-eth0`
        `echo "O usuario $USER configurou o IP $ip $datevar logado na console $SSH_TTY de $IP;" >> /var/log/script_inicializacao.log`
                elif [ "$opcao" = "n" ]; then
                        echo "Ip atribuito por DHCP"
                        `echo '#Advanced Micro Devices [AMD] 79c970 [PCnet32 LANCE]' > /etc/sysconfig/network-scripts/ifcfg-eth0`
                        `echo DEVICE=eth0 >> /etc/sysconfig/network-scripts/ifcfg-eth0`
                        `echo BOOTPROTO=dhcp >> /etc/sysconfig/network-scripts/ifcfg-eth0`
                        var=`ifconfig | head -1 | sed 's/ /#/g' | cut -d# -f11`
                        `echo HWADDR=$var >> /etc/sysconfig/network-scripts/ifcfg-eth0`
                        `echo IPV6INIT=yes >> /etc/sysconfig/network-scripts/ifcfg-eth0`
                        `echo IPV6_AUTOCONF=yes >> /etc/sysconfig/network-scripts/ifcfg-eth0`
                        `echo ONBOOT=yes >> /etc/sysconfig/network-scripts/ifcfg-eth0`
                        `echo TYPE=Ethernet >> /etc/sysconfig/network-scripts/ifcfg-eth0`
            `echo "O usuario $USER atribuiu IP via DHCP em $datevar logado na console $SSH_TTY de $IP;" >> /var/log/script_inicializacao.log`
fi
        #instalar a firewal
    install -o root -g root -m 755 firewall /etc/rc.d/init.d
    chkconfig --add firewall
    service firewall start
    chkconfig firewall on    

echo -n "Deseja configurar Data? [s/n]  >  "
read opcao
if [ "$opcao" = "s" ]; then
    echo -n "Digite a hora/data no formato [ mm/dd/aaaa hh:mm ]  >  "
    read data
    echo " `date -s "$data"` "
    datevar=`date`
fi

echo -n "Deseja Reiniciar? [s/n]  >  "
read opcao

if [ "$opcao" = "s" ]; then
    reiniciar
else
    /etc/rc.d/init.d/network restart
fi
}
info()
{
        clear
        vi readme_ConfigurarOCSeGLPI
}
sqlGLPI()
{

    echo -n "Já instalou o ocsIventory? [s/n]  >  "
    read opcao
    if [ "$opcao" = "n" ]; then
        echo "Então entre no browser e corra http://192.168.1.66/ocsreports/install.php"
        echo "Depois de instalar o ocs corra de novo este script e reponda que já instalou o ocs"
        #mysql --user root -p < ocs.sql
        elif [ "$opcao" = "s" ]; then
            #read -p "Introduza a password que escolheu para o user OCS: " ocsp
            #Password do user ocs: ocssecret
            ocsp=ocssecret
            texto=`cat /etc/httpd/conf.d/ocsinventory-server.conf | grep 'PerlSetVar OCS_DB_PWD'`
            sed -i "s/$texto/PerlSetVar OCS_DB_PWD "$ocsp"/g" /etc/httpd/conf.d/ocsinventory-server.conf
            sed -i "s/\"PSWD_BASE\"\]=\"ocs\";/\"PSWD_BASE\"\]=\""$ocsp"\";/g" /etc/ocsinventory/ocsinventory-reports/dbconfig.inc.php
            
            texto=`cat /etc/php.ini | grep "memory_limit"`
            texto2=`echo $texto | sed -e "s/[0-9][0-9][mM]/64M/g"`
            sed -i "s/$texto/$texto2/g" /etc/php.ini 
            
            texto=`cat /etc/php.ini | grep "post_max_size"`
            texto2=`echo $texto | sed -e "s/[0-9][mM]/8M/g"`
            sed -i "s/$texto/$texto2/g" /etc/php.ini             
            
            texto=`cat /etc/php.ini | grep "upload_max_filesize"`
            texto2=`echo $texto | sed -e "s/[0-9][mM]/8M/g"`
            sed -i "s/$texto/$texto2/g" /etc/php.ini 
            
            echo "Introduza a password do user root, definida para o Mysql:"
            mysql -uroot -p < glpi.sql
            echo " Foram criadas ou alteradas as seguintes contas com para as seguintes passwords "
            echo " user:ocs, pass:ocssecret"
            echo " user:glpi, pass:glpisecret"
            echo " user:synchro, pass:syncsecret"
            echo ""
            echo " Agora  entre no browser e corra http://192.168.1.66/glpi"
    fi    
}
registar()
{
    echo " Vamos registar esta máquina no ocs"
    ocsinventory-agent --debug --server=localhost

}
nagios()
{
    echo "***** A iniciar a instalação do Nagio: " `date`
    echo "***** A instalar os pré-requisitos"
    yum -y install httpd
    yum -y install gcc
    yum -y install glibc glibc-common
    yum -y install gd gd-devel

    echo "***** A definir o Ambiente"
    #Criação do usuário:
    useradd -m nagios
    echo "PASSWORD" |passwd --stdin nagios

    #Agora é preciso criar um grupo que chamaremos de "nagcmd" para permitir que comandos externos sejam passados pela interface web.
    groupadd nagcmd
    usermod -a -G nagcmd nagios
    usermod -a -G nagcmd apache
    
    
    echo "***** A Instalar o Nagios"
    wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.1-1.el5.rf.i386.rpm
    rpm -Uvh rpmforge-re*.rpm
    yum clean all
    yum update
    yum install nagios nagios-plugin

    ##make install-webconf

    echo "***** A definir a autenticação web"
        htpasswd -nb nagiosadmin PASSWORD > /etc/nagios/htpasswd.users
        service httpd restart

    echo "***** A verificar e corrigir SELINUX"
        chcon -R -t httpd_sys_content_t /usr/share/nagios/sbin/
        chcon -R -t httpd_sys_content_t /usr/share/nagios/share/

    echo "***** A Arrancar o Nagios"
        chkconfig --add nagios
        chkconfig nagios on
        service nagios start

    echo "*****Concluido: " `date`
    
    
    
    

}

    i=10
    while((i!=0));
    do
    echo "******************************************************************************"
    echo "    Selecione o que pretende fazer?"
    echo "    0 - Mais informacao"
    echo "    1 - Configurar a rede (No final será pedido para reiniciar a maquina)"
    echo "    2 - Downlaod do Mysql, Apache, OCSInventory e GLPI e instalacao"
    echo "    3 - Preparar a base de dados para o GLPI (so depois de instalar o OCSi"
    echo "    4 - Registar a primeira maquina"
    echo "    5 - Instalar o nagios" 
    echo "    9 - Reboot"
    echo "******************************************************************************"
        echo -n "    Escolha a opcao?  >  "
    read i
    case $i in 
    1) rede;;
    2) instalar ;;
    3) sqlGLPI ;;
    0) info ;; 
    4) registar ;;
    5) nagios ;;
    9) reiniciar ;;
    esac
    done