#! /bin/bash

. /usr/src/m2/framework/bash_functions.sh
. /usr/src/m2/framework/settings.sh

#read_m2_settings
#mysql_connect_data_v3

# ---- VARS -----

VERSION="1.0.1"
SCRIPT_NAME="PostgreSQL 12 install"

TEST=0   # 1 - do not execute changes

# ---- FUNCTIONS -----

# ---- MAIN -----

k_start

if [ "$TEST" == "1" ]; then
    report "***** TEST MODE ON. Changes will not be applied *****" 8
fi


_centos_version
if (( centos_version != 8 )); then
    report "Centos 8 is necessary. Current: $centos_version" 1
    k_exit 1
fi


report "Starting PostgresSQL 12 install" 3

dnf -y module enable postgresql:12
dnf -y install postgresql-server
postgresql-setup --initdb

systemctl start postgresql
systemctl enable postgresql


if postgres -V | grep -q 12; then
    report "PostgreSQL 12 installed" 0
else
    report "Failed to install PostgreSQL 12" 1
    k_exit 1
fi


report "Configuring postgres user" 3
sudo -u postgres psql -U postgres -d postgres -c "alter user postgres with password 'postgres';" > /dev/null 2>&1

# actions by hand:
# user: postgres psw: postgres
#su -l postgres
#psql
#\password
#\q
#exit

report "Sane location for configs" 3
mkdir -p /etc/postgresql
ln -s /var/lib/pgsql/data/pg_hba.conf /etc/postgresql/pg_hba.conf
ln -s /var/lib/pgsql/data/postgresql.conf /etc/postgresql/postgresql.conf

report "Configuring permissions" 3
sed -i "s|127.0.0.1\/32            ident\+|127.0.0.1\/32            password|g" /var/lib/pgsql/data/pg_hba.conf
sed -i "s|::1\/128                 ident\+|::1\/128                 password|g" /var/lib/pgsql/data/pg_hba.conf


systemctl restart postgresql


k_exit 0