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This commit is contained in:
Bernhard Radermacher
2026-02-27 10:48:28 +01:00
parent d0d230d2cd
commit 095849cf5c
4 changed files with 68 additions and 51 deletions
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89
entrypoint.sh
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@@ -2,32 +2,77 @@
set -Eeo pipefail
sudo service ssh start
file_env() {
local var="$1"
local fileVar="${var}_FILE"
local def="${2:-}"
if [ "${!var:-}" ] && [ "${!fileVar:-}" ]; then
printf >&2 'error: both %s and %s are set (but are exclusive)\n' "$var" "$fileVar"
exit 1
fi
local val="$def"
if [ "${!var:-}" ]; then
val="${!var}"
elif [ "${!fileVar:-}" ]; then
val="$(< "${!fileVar}")"
fi
export "$var"="$val"
unset "$fileVar"
}
docker_setup_env() {
file_env 'PGPOOL_ADMIN_USERNAME'
file_env 'PGPOOL_ADMIN_PASSWORD'
file_env 'POSTGRES_PGPOOL_USERNAME'
file_env 'POSTGRES_PGPOOL_PASSWORD'
}
if [ "$(id -u)" = '0' ]; then
exec gosu postgres "$BASH_SOURCE"
fi
install --directory --owner postgres --group postgres --mode 700 /var/lib/postgresql/.ssh
cp /ssh/* /var/lib/postgresql/.ssh/
chmod 600 /var/lib/postgresql/.ssh/*
docker_setup_env
printf "%s:%s\n" "$PGPOOL_ADMIN_USERNAME" (pg_md5 "$PGPOOL_ADMIN_PASSWORD") > /etc/pgpool2/pcp.conf
{
printf "listen_addresses = '*'\n"
printf "port = 5432\n"
printf "unix_socket_directories = '/run'\n"
printf "pcp_socket_dir = '/run'\n"
printf "enable_pool_hba = off\n"
printf "allow_clear_text_frontend_auth = on\n"
printf "process_management_mode = 'dynamic'\n"
printf "backend_clustering_mode = 'raw'\n"
printf "health_check_timeout = 5\n"
printf "health_check_period = 5\n"
printf "health_check_user = 'pgpool'\n"
printf "health_check_password = '%s'\n" "$PGPOOL_PASSWORD"
printf "localhost:9898:%s:%s\n" "$PGPOOL_ADMIN_USERNAME" "$PGPOOL_ADMIN_PASSWORD"
printf "pgpool:9898:%s:%s\n" "$PGPOOL_ADMIN_USERNAME" "$PGPOOL_ADMIN_PASSWORD"
} > ~/.pcppass
chmod 600 /etc/pgpool2/pcp.conf ~/.pcppass
IFS=':'
n=0
for backend in $PGPOOL_BACKEND
do
printf "backend_hostname%d = '%s'\n" $n $backend
printf "backend_port%d = 5432\n" $n
((n+=1))
done
} > /etc/pgpool2/pgpool.conf
#
#
#{
# printf "listen_addresses = '*'\n"
# printf "port = 5432\n"
# printf "unix_socket_directories = '/run'\n"
# printf "pcp_socket_dir = '/run'\n"
# printf "enable_pool_hba = off\n"
# printf "allow_clear_text_frontend_auth = on\n"
# printf "process_management_mode = 'dynamic'\n"
# printf "backend_clustering_mode = 'raw'\n"
# printf "health_check_timeout = 5\n"
# printf "health_check_period = 5\n"
# printf "health_check_user = 'pgpool'\n"
# printf "health_check_password = '%s'\n" "$PGPOOL_PASSWORD"
#
# IFS=':'
# n=0
# for backend in $PGPOOL_BACKEND
# do
# printf "backend_hostname%d = '%s'\n" $n $backend
# printf "backend_port%d = 5432\n" $n
# ((n+=1))
# done
#} > /etc/pgpool2/pgpool.conf
sudo service ssh start
sudo /usr/sbin/pgpool
while true