raspiblitz/home.admin/config.scripts/bonus.postgresql.sh
2022-12-13 15:28:05 +01:00

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#!/bin/bash
# command info
if [ $# -eq 0 ] || [ "$1" = "-h" ] || [ "$1" = "-help" ]; then
echo "config script to install PostgreSQL"
echo "bonus.postgresql.sh [on|off]"
exit 1
fi
# switch on
if [ "$1" = "1" ] || [ "$1" = "on" ]; then
# https://github.com/rootzoll/raspiblitz/issues/3218
echo "# Install PostgreSQL"
sudo apt install -y postgresql
postgres_datadir="/var/lib/postgresql" # default data dir
# sudo -u postgres psql -c "show data_directory"
# /var/lib/postgresql/13/main
if [ ! -d $postgres_datadir ]; then
echo "# Create PostgreSQL data"
sudo mkdir -p $postgres_datadir/13/main
sudo chown -R postgres:postgres $postgres_datadir
# sudo pg_dropcluster 13 main
sudo pg_createcluster 13 main --start
fi
fix_postgres=0
if [ -L $postgres_datadir ] ; then
if [ -e $postgres_datadir ] ; then
echo "# Good link in $postgres_datadir"
else
echo "# Broken link in $postgres_datadir"
fix_postgres=1
fi
elif [ -e $postgres_datadir ] ; then
echo "# Not a link in $postgres_datadir"
fix_postgres=1
else
echo "# Missing Link in $postgres_datadir"
fix_postgres=1
fi
if [ fix_postgres = 1 ] || [ ! -d /mnt/hdd/app-data/postgresql ]; then
echo "# Move the PostgreSQL data to /mnt/hdd/app-data/postgresql"
sudo systemctl stop postgresql 2>/dev/null
sudo rsync -av $postgres_datadir /mnt/hdd/app-data
sudo mv $postgres_datadir /var/lib/postgresql.bak
sudo rm -rf $postgres_datadir # not a symlink.. delete it silently
sudo ln -s /mnt/hdd/app-data/postgresql /var/lib/
fi
sudo systemctl enable postgresql
sudo systemctl start postgresql
# check if PostgreSQL was installed
if psql --version; then
# wait for the postgres server to start
count=0
count_max=30
while ! nc -zv 127.0.0.1 5432 2>/dev/null;
do
count=`expr $count + 1`
echo "sleep $count/$count_max"
sleep 1
if [ $count = $count_max ]; then
sudo systemctl status postgresql
echo "FAIL - Was not able to start PostgreSQL service"
exit 1
fi
done
echo "OK PostgreSQL installed"
else
echo "FAIL - Was not able to install PostgreSQL"
echo "ABORT - PostgreSQL install"
exit 1
fi
exit 0
fi
# switch off
if [ "$1" = "0" ] || [ "$1" = "off" ]; then
# setting value in raspiblitz config
echo "*** REMOVING POSTGRESQL ***"
sudo apt remove -y postgresql
sudo systemctl stop postgresql 2>/dev/null
sudo systemctl disable postgresql
echo "OK PostgreSQL removed."
exit 0
fi
echo "FAIL - Unknown Parameter $1"
exit 1