Upgrade PostgreSQL 9.1 to 9.3 on Ubuntu 14.04

upgrade_pg.sh

sudo su - postgres -c "psql template1 -p 5433 -c 'CREATE EXTENSION IF NOT EXISTS hstore;'"
sudo su - postgres -c "psql template1 -p 5433 -c 'CREATE EXTENSION IF NOT EXISTS \"uuid-ossp\";'"
sudo su - postgres -c "service postgresql stop"
sudo su - postgres -c '/usr/lib/postgresql/9.3/bin/pg_upgrade -b /usr/lib/postgresql/9.1/bin -B /usr/lib/postgresql/9.3/bin -d /var/lib/postgresql/9.1/main/ -D /var/lib/postgresql/9.3/main/ -O "-c config_file=/etc/postgresql/9.3/main/postgresql.conf" -o "-c config_file=/etc/postgresql/9.1/main/postgresql.conf"'
 
sudo apt-get remove postgresql-9.1 postgresql-client-9.1 -y
sudo sed -i "s:5433:5432:g" /etc/postgresql/9.3/main/postgresql.conf
sudo service postgresql restart

sudo su - postgres -c '~/analyze_new_cluster.sh'
sudo su - postgres -c '~/delete_old_cluster.sh'
sudo su - postgres -c 'rm -rf 9.1'
sudo su - postgres -c 'rm analyze_new_cluster.sh'
sudo su - postgres -c 'rm delete_old_cluster.sh'