2026-03-12 21:01:38

postgresql/pg_install_suse_01.txt

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+# install packages
+zypper install -y gcc
+zypper install -y make
+zypper install -y automake
+zypper install -y readline-devel
+zypper install -y zlib-devel
+zypper install -y openssl-devel
+
+# compile from sources
+mkdir -p /app/kit/postgresql
+wget https://ftp.postgresql.org/pub/source/v15.3/postgresql-15.3.tar.gz
+
+cd /app/kit/postgresql/postgresql-15.3
+
+mkdir -p /app/postgres/15.3
+
+./configure \
+        --prefix=/app/postgres/15.3 \
+        --datarootdir=/data \
+        --with-ssl=openssl
+
+make
+make install
+
+# create user postres and change owner from binaries, data and backup directories
+groupadd postgres
+useradd postgres -G postgres -g postgres
+
+# create/opdate .bash_profile for postgres user:
+------------------------------------------------------------
+alias listen='lsof -i -P | grep -i "listen"'
+
+export POSTGRES_HOME=/app/postgres/15.3
+export PGDATA=/data/postgresql/dbf
+
+export LD_LIBRARY_PATH=$POSTGRES_HOME/lib:$LD_LIBRARY_PATH
+export PATH=$POSTGRES_HOME/bin:$PATH
+------------------------------------------------------------
+
+chown -R postgres:postgres /app/postgres /data /backup
+
+# sinitialize and start PostgreSQL server
+mkdir -p $PGDATA
+pg_ctl -D /data/postgresql/dbf -l /home/postgresql.log start
+
+
+# add to .bash_profile
+
+export PS1="\u@\h:\w> "
+alias listen='lsof -i -P | grep -i "listen"'
+
+export POSTGRES_HOME=/app/postgres/15.3
+export PGDATA=/data/postgresql/dbf
+
+export LD_LIBRARY_PATH=$POSTGRES_HOME/lib:$LD_LIBRARY_PATH
+export PATH=$POSTGRES_HOME/bin:$PATH
+
+
+# init database and startup
+initdb
+pg_ctl -D /data/postgresql/dbf -l /home/postgres/postgres.log start
+
+# test local connection
+psql
+\db
+
+# define listening interfaces and ports in $PGDATA/postgresql.conf
+listen_addresses = '127.0.0.1,192.168.0.101,192.168.1.101'
+port = 5432
+
+# change postgres user password
+psql
+alter user postgres password 'secret';
+
+# activate password authentification on all interfaces, from any host, to any database, using any user
+# add lines in $PGDATA/pg_hba.conf
+
+# TYPE  DATABASE        USER            ADDRESS                 METHOD
+host    all             all             127.0.0.1/24            md5
+host    all             all             192.168.0.101/24        md5
+host    all             all             192.168.1.101/24        md5
+
+# tst a remote connection:
+psql -h aquaris -U postgres
+
+
+# create systemd service
+# it was not possible for me to use environement variable do define the path of pg_ctl binary
+
+cat /usr/lib/systemd/system/postgresql.service
+
+[Unit]
+Description=PostgreSQL database server
+After=network.target
+
+[Service]
+Type=forking
+
+User=postgres
+Group=postgres
+
+Environment=PGDATA=/data/postgresql/dbf
+Environment=PGLOG=/home/postgres/postgresql.log
+
+ExecStart=/app/postgres/15.3/bin/pg_ctl -D ${PGDATA} -l ${PGLOG} start
+ExecStop=/app/postgres/15.3/bin/pg_ctl stop 
+
+# Give a reasonable amount of time for the server to start up/shut down.
+# Ideally, the timeout for starting PostgreSQL server should be handled more
+# nicely by pg_ctl in ExecStart, so keep its timeout smaller than this value.
+TimeoutSec=300
+
+[Install]
+WantedBy=multi-user.target
+
+
+# start/stop/status and enable service for automatic startup
+systemctl start postgresql
+systemctl stop postgresql
+systemctl status postgresql
+systemctl enable postgresql
+
+
+# to enable WAL archiving, set following parameters in $PGDATA/postgresql.conf
+wal_level = replica 
+archive_mode = on
+archive_command = ''test ! -f /backup/postgresql/wal/%f && cp %p /backup/postgresql/wal/%f''
+archive_timeout = 3600 # optional, to force a switch every 1 hour
+
+# https://public.dalibo.com/exports/formation/manuels/modules/i2/i2.handout.html
+
+
+
+
+
+