Add postgresql database instructions

README.md

@@ -1,3 +1,38 @@
 # Jean-Marie family website
 
-The Jean-Marie family website is a place to share information about family activities
+The Jean-Marie family website is a place to share information about family activities
+
+Postgresql server setup and configuration
+- Create new debian container
+    - 2GB RAM
+    - 8G Storage
+    - link to ZFS storage pool
+- Update packages
+    - apt update && apt upgrade -y && apt autoremove -y
+- Install current postgresql source
+    - apt install -y postgresql-common
+    - /usr/share/postgresql-common/pgdg/apt.postgresql.org.sh
+    - apt install -y postgresql
+- Move cluster to ZFS
+    - Stop postgresql
+        - systemctl stop postgresql
+    - Create new directory for cluster in ZFS
+        - from ZFS server create world writable directory
+    - Move current cluster to new location
+        - from ZFS server ensure ownership of all files in moved directory is postgres
+    - Point to new location
+        - nano /etc/postgresql/<version>/main/postgresql.conf
+        - data_directory = '<new location>'
+    - Restart postgresql
+        - systemctl start postgresql
+- Allow external access
+    - Edit pg_hba.conf
+        - Change host all address to local network
+    - Edit postgresql.conf
+        - Change listen_adress to '*'
+- Change password
+    - su postgres
+    - psql
+    - alter user postgres with password '<new password>';
+    - \q
+    - exit