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26 lines
1.2 KiB
26 lines
1.2 KiB
#! /bin/bash
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if [ "$(whoami)" != "root" ]; then
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SUDO=sudo
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fi
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${SUDO} apt install -y postgresql pwgen
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RAND_PASS=`pwgen -s1 16`
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POSTGRES_VERSION=`${SUDO} apt show postgresql | grep Version | cut -d" " -f2 | cut -d"+" -f1`
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read -p "Postgres replica ip: " -ei '' REPLICA_IP
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read -p "Postgres replica user: " -ei 'replica_user' REPLICA_USER
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read -p "Postgres replica password: " -ei "$RAND_PASS" REPLICA_PASS
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${SUDO} echo $REPLICA_PASS > /usr/local/src/postgres_replica_password
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${SUDO} echo "Password is stored in /usr/local/src/postgres_replica_password"
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sudo -u postgres pg_conftool set listen_addresses 0.0.0.0
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sudo -u postgres pg_conftool set log_destination syslog
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sudo -u postgres pg_conftool set max_wall_senders 3
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sudo -u postgres pg_conftool set wal_keep_size 1GB
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sudo -u postgres pg_conftool set wal_level replica
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sudo -u postgres pg_conftool set wal_log_hints on
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sudo -u postgres psql -c "CREATE USER '$REPLICA_USER' REPLICATION LOGIN CONNECTION LIMIT 3 ENCRYPTED PASSWORD '$REPLICA_PASS';"
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${SUDO} echo "host replication $REPLICA_USER $REPLICA_IP/24 trust" >> /etc/postgresql/$POSTGRES_VERSION/main/pg_hba.conf
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${SUDO} systemctl restart postgresql
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