Fiz para auxiliar no meu dia-a-dia.

Até uma galinha instala o postgres com ele. Basta colar um
milho no enter!

Veja o cod. antes de executar...

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Esconder código-fonte

#######################################
# Script de configuracao do Postgres  #
# Dept. T.I. - MicroWork              #
# Desenvolvido por Bruno L. Damada    #
#######################################

dialog --yesno 'Deseja configurar o PostgreSQL ?' 0 0
if [ $? = 0 ]; then
# Editando pg_hba # Comentando conexoes default.
sed -i 's|local   all         all                               ident sameuser|\#local   all         all                               ident sameuser|g' pg_hba.conf
sed -i 's|host    all         all         127.0.0.1/32          ident sameuser|\#host    all         all         127.0.0.1/32          ident sameuser|g' pg_hba.conf
sed -i 's|host    all         all         ::1/128               ident sameuser|\#host    all         all         ::1/128               ident sameuser|g' pg_hba.conf
# Liberando conexoes.
echo "# Liberando conexoes" >> pg_hba.conf
echo "local   all   all                                 trust" >> pg_hba.conf
echo "host    all   all   127.0.0.1   255.255.255.255   trust" >> pg_hba.conf
echo "host    all   all   192.0.0.0   255.0.0.0         password" >> pg_hba.conf
echo "host    all   all   10.0.0.0    255.0.0.0         password" >> pg_hba.conf
# Liberar conexoes externas.
dialog --yesno 'Aceitar conexoes externas?' 0 0
if [ $? = 0 ]; then
        echo "host    all   all   200.0.0.0   255.0.0.0         md5" >> pg_hba.conf
        echo "host    all   all   201.0.0.0   255.0.0.0         md5" >> pg_hba.conf
else
        clear
fi
# Visualizando o pg_hba.conf.
dialog  --title 'Visualizando Arquivo'  --textbox ./pg_hba.conf  0 0
dialog  --msgbox 'Conexoes liberadas com sucesso.'   6 40
# Configurando postgresql.conf
sed -i 's|#listen_addresses|listen_addresses|g' postgresql.conf
sed -i 's|localhost|\'*'|g' postgresql.conf
sed -i 's|#port = 5432|port = 5432|g' postgresql.conf
sed -i 's|#work_mem = 1024|work_mem = 2048|g' postgresql.conf
sed -i 's|#fsync = on|fsync = on|g' postgresql.conf
sed -i 's|#statement_timeout = 0|statement_timeout = 3600000|g' postgresql.conf
sed -i 's|lc_messages|#lc_messages|g' postgresql.conf
echo "lc_messages = 'en_US.UTF-8'" >> postgresql.conf
echo "lc_messages = 'en_US.UTF-8'" >> postgresql.conf
# shared_buffers
echo "Memoria ram disponivel: " >> mm.tmp
i=$(free | grep "^Mem" | cut -b 5-)
echo $i | cut -d " " -f 1 >> mm.tmp
dialog --title 'Memoria ram!' --textbox ./mm.tmp  6 60
rm -rf mm.tmp
memor=$( dialog --stdout --title 'Memoria' --menu 'Escolha a conf mais indicada'   \
            0 0 0                   \
            2560 '200' \
            5120 '400'  \
            10240 '800'     \
            11520 '900'        \
            23040 '1800'               )
echo "substituindo shared_buffers 1000 por  $memor"
sed -i 's|shared_buffers = 1000|shared_buffers = '$memor'|g' postgresql.conf
# sysctl.conf
if [ $memor = 2560 ]; then
echo "kernel.shmmni = 18" >> /etc/sysctl.conf
echo "kernel.shmmax = 25165824" >> /etc/sysctl.conf
echo "kernel.shmall = 25165824" >> /etc/sysctl.conf

/sbin/sysctl -w kernel.shmmni=18
/sbin/sysctl -w kernel.shmmax=25165824
/sbin/sysctl -w kernel.shmall=25165824

else
clear
fi
###
if [ $memor = 5120 ]; then
echo "kernel.shmmni = 18" >> /etc/sysctl.conf
echo "kernel.shmmax = 50331648" >> /etc/sysctl.conf
echo "kernel.shmall = 50331648" >> /etc/sysctl.conf

/sbin/sysctl -w kernel.shmmni=18
/sbin/sysctl -w kernel.shmmax=50331648
/sbin/sysctl -w kernel.shmall=50331648

else
clear
fi
###
if [ $memor = 10240 ]; then
echo "kernel.shmmni = 18" >> /etc/sysctl.conf
echo "kernel.shmmax = 100663296" >> /etc/sysctl.conf
echo "kernel.shmall = 100663296" >> /etc/sysctl.conf

/sbin/sysctl -w kernel.shmmni=18
/sbin/sysctl -w kernel.shmmax=100663296
/sbin/sysctl -w kernel.shmall=100663296

else
clear
fi
###
if [ $memor = 11520 ]; then
echo "kernel.shmmni = 18" >> /etc/sysctl.conf
echo "kernel.shmmax = 113246208" >> /etc/sysctl.conf
echo "kernel.shmall = 113246208" >> /etc/sysctl.conf

/sbin/sysctl -w kernel.shmmni=18
/sbin/sysctl -w kernel.shmmax=113246208
/sbin/sysctl -w kernel.shmall=113246208

else
clear
fi
###
if [ $memor = 23040 ]; then
echo "kernel.shmmni = 18" >> /etc/sysctl.conf
echo "kernel.shmmax = 226492416" >> /etc/sysctl.conf
echo "kernel.shmall = 226492416" >> /etc/sysctl.conf

/sbin/sysctl -w kernel.shmmni=18
/sbin/sysctl -w kernel.shmmax=226492416
/sbin/sysctl -w kernel.shmall=226492416

else
clear
fi
clear
/etc/init.d/postgresql restart
clear

FIM=0
while [  $FIM = 0 ]; do

pas=$( dialog --stdout                                      \
   --title 'Senha postgres!'                         \
   --passwordbox 'Digite a senha do usuario postgres:'  \
   0 0 )

pass=$( dialog --stdout                                          \
   --title 'Senha postgres!'                         \
   --passwordbox 'Confirme a senha do usuario postgres:'  \
   0 0 )

if [ $pas = $pass ]; then
        psql -c "alter user postgres with password '$pass'" template1 postgres
        FIM=1
else
        dialog --title 'Senha'  --msgbox 'Senha incorreta. Digite novamente.'  \6 40
fi

done

psql template1 < /usr/share/pgsql/contrib/dblink.sql -Upostgres
/etc/init.d/postgresql restart
clear
NCB=0
while [  $NCB = 0 ]; do
dialog --yesno 'Criar um banco de dados ?' 0 0
if [ $? = 0 ]; then
        nomeban=$( dialog --stdout --inputbox 'Digite o nome do banco:' 0 0 )
        createdb -Upostgres -E latin1 $nomeban
else
NCB=1
clear
fi
done
dialog --yesno 'Deseja inserir os dados padroes no banco?' 0 0

if [ $? = 0 ]; then

ndb=$( dialog --stdout --inputbox 'Informe o nome do banco que recebera os dados:' 0 0 )

marca=$( dialog --stdout --title 'Bancos' --menu 'Escolha o banco de acordo com a marca.'   \
            0 0 0                   \
            1 'Honda' \
            2 'Yamaha'  \
            3 'Suzuki'     \
            4 'Sundown'        \
            5 'Traxx'  \
            6 'Smart' \
            7 'Fisco' )
echo "Numero da marca escolhida foi  $marca"

else
        clear
fi

if [ $marca = 1 ]; then
psql -Upostgres $ndb < ./insthonda.sql
else
clear
fi

if [ $marca = 2 ]; then
psql -Upostgres $ndb < instyam.sql
else
clear
fi

if [ $marca = 3 ]; then
psql -Upostgres $ndb < instsuzu.sql
else
clear
fi

if [ $marca = 4 ]; then
psql -Upostgres $ndb < instsun.sql
else
clear
fi

if [ $marca = 5 ]; then
psql -Upostgres $ndb < instraxx.sql
else
clear
fi

if [ $marca = 6 ]; then
psql -Upostgres $ndb < instsmart.sql
else
clear
fi

if [ $marca = 7 ]; then
psql -Upostgres $ndb < instfisco.sql
else
clear
fi
clear
dialog                                            \
   --title 'Microwork'                             \
   --msgbox 'Configuracao concluida.'  \
   6 40

else

dialog                                            \
   --title 'Microwork'                             \
   --msgbox 'Configuracao cancelada pelo usuario.'  \
   6 40


fi
clear

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