Resolve #3240346 "Pgsql 16"

db/pgsql-16/Dockerfile

+#####
+FROM docker.io/postgres:16.0
+
+ENV POSTGRES_PASSWORD drupaltestbotpw
+ENV POSTGRES_USER drupaltestbot
+
+RUN apt-get -qq update && apt-get -qq -y install sudo \
+  && rm -rf /var/lib/apt/lists/* \
+  && sudo adduser postgres sudo
+
+COPY --chmod=440 ./conf/90-postgres /etc/sudoers.d/90-postgres
+
+USER postgres
+
+COPY ./conf/startup.sh /opt/startup.sh
+
+# copy over the updated PostgreSQL config that has been tuned for 4 Gigs of RAM
+COPY ./conf/postgresql.conf /etc/postgresql/postgresql.conf
+COPY ./conf/postgresql.conf /opt/postgresql.conf
+
+CMD ["/bin/bash", "/opt/startup.sh"]

db/pgsql-16/conf/90-postgres

+postgres ALL=(ALL) NOPASSWD:ALL

db/pgsql-16/conf/startup.sh

+#!/bin/bash
+
+export LANGUAGE=en_US.UTF-8
+export LANG=en_US.UTF-8
+export LC_ALL=en_US.UTF-8
+
+PGVERSION=$(/usr/bin/psql --version | awk '{print $3}' | head -n1 | cut -c 1-4)
+PGMAJOR=$(echo ${PGVERSION} | cut -c 1-2)
+echo "PGSQL VERSION: ${PGVERSION}"
+
+if [ ! -z $(pg_lsclusters | grep -c ' main ') ];
+    then
+    echo "rebuilding PostgreSQL database cluster"
+    # stop and drop the cluster
+    pg_dropcluster ${PGMAJOR} main --stop
+    # create a fresh new cluster
+    pg_createcluster ${PGMAJOR} main --start -d /var/lib/postgresql/${PGVERSION}/main
+
+    # create a new user with CREATEDB permissions
+    psql -c "CREATE USER drupaltestbot WITH PASSWORD 'drupaltestbotpw' CREATEDB;"
+    # create a new default database for the user
+    psql -c "CREATE DATABASE drupaltestbot OWNER drupaltestbot TEMPLATE DEFAULT ENCODING='utf8' LC_CTYPE='en_US.UTF-8' LC_COLLATE='en_US.UTF-8';"
+    # create the extension pg_trgm
+    psql -d drupaltestbot -c "CREATE EXTENSION pg_trgm;"
+    # create an additional schema for the database for testing only
+    psql -d drupaltestbot -c "CREATE SCHEMA IF NOT EXISTS testing_fake AUTHORIZATION drupaltestbot;"
+    # stop the cluster
+    pg_ctlcluster ${PGMAJOR} main stop
+    # allow md5-based password auth for IPv4 connections
+    echo "host all all 0.0.0.0/0 md5" >> /etc/postgresql/${PGMAJOR}/main/pg_hba.conf
+    # copy conf after it was deleted by pg_dropcluster
+    cp /opt/postgresql.conf /etc/postgresql/${PGMAJOR}/main/postgresql.conf
+    mkdir -p /var/lib/postgresql/${PGVERSION}/main.pg_stat_tmp
+fi
+
+/usr/lib/postgresql/${PGMAJOR}/bin/postgres -D /var/lib/postgresql/${PGVERSION}/main -c config_file=/etc/postgresql/${PGMAJOR}/main/postgresql.conf
+echo "pgsql died at $(date)";
+