# Rx3-Docker/PosgreSQL Docker Image
#-------------------------------------------------------------------------------

ARG IMG_FROM_URL="rx3-docker/server:latest"

FROM ${IMG_FROM_URL}

ARG IMG_NAME
ARG IMG_NAME_FULL
ARG IMG_VERSION
ARG IMG_MAINTAINER

LABEL org.rx3.${IMG_NAME}.name=${IMG_NAME_FULL}
LABEL org.rx3.${IMG_NAME}.version=${IMG_VERSION}
LABEL org.rx3.${IMG_NAME}.maintainer=${IMG_MAINTAINER}
LABEL maintainer=${IMG_MAINTAINER}

ARG POSTGRESQL_LIB
ARG POSTGRESQL_DATA
ARG POSTGRESQL_PORT
ARG POSTSQL_LOG_DIR

ARG POSTSQL_LOG_FILE="${POSTSQL_LOG_DIR}/postsql.log"



#-----------------------------------------------------------------------------------------------------------------------------
ARG POSTGRESQLD='#!/bin/bash                                                                                               \n\
                                                                                                                           \n\
usermod  -u ${POSTGRESQL_UID} postgres                                                                                     \n\
groupmod -g ${POSTGRESQL_GID} postgres                                                                                     \n\
                                                                                                                           \n\
chown -R postgres:postgres '${POSTGRESQL_LIB}' /var/log/postgres /var/run/postgresql                                       \n\
                                                                                                                           \n\
if [[ ! -f '${POSTGRESQL_DATA}/pg_hba.conf' ]]                                                                             \n\
then                                                                                                                       \n\
    echo "ALTER USER postgres WITH PASSWORD `${POSTGRESQL_POSTGRES_PASSWORD}`;"                           >>/tmp/post.sql  \n\
                                                                                                                           \n\
    if [[ -n "${POSTGRESQL_DATABASE}" ]]                                                                                   \n\
    then                                                                                                                   \n\
        echo "CREATE DATABASE \"${POSTGRESQL_DATABASE}\";"                                                >>/tmp/post.sql  \n\
    fi                                                                                                                     \n\
                                                                                                                           \n\
    if [[ -n "${POSTGRESQL_USER}" ]] && [[ -n "${POSTGRESQL_PASSWORD}" ]]                                                  \n\
    then                                                                                                                   \n\
        echo "CREATE USER \"${POSTGRESQL_USER}\" WITH PASSWORD `${POSTGRESQL_PASSWORD}`;"                 >>/tmp/post.sql  \n\
                                                                                                                           \n\
        if [[ -n "${POSTGRESQL_DATABASE}" ]]                                                                               \n\
        then                                                                                                               \n\
            echo "GRANT ALL PRIVILEGES ON DATABASE \"${POSTGRESQL_DATABASE}\" TO \"${POSTGRESQL_USER}\";" >>/tmp/post.sql  \n\
        fi                                                                                                                 \n\
    fi                                                                                                                     \n\
                                                                                                                           \n\
    su - postgres -c "/usr/libexec/postgresql_initdb.sh '${POSTGRESQL_DATA}'"                                              \n\
                                                                                                                           \n\
    echo "# IPv4 extern connections:"                                               >>'${POSTGRESQL_DATA}'/pg_hba.conf     \n\
    echo "host    all             all             0.0.0.0/0               password" >>'${POSTGRESQL_DATA}'/pg_hba.conf     \n\
    sed -i "s/#port = 5432/listen_addresses=`*`\\n#port = 5432/"                      '${POSTGRESQL_DATA}'/postgresql.conf \n\
fi'
#-----------------------------------------------------------------------------------------------------------------------------

#-----------------------------------------------------------------------------------------------------------------------------
ARG POSTGRESQLD_INI='[program:postgresqld]                                                                                 \n\
command=/usr/bin/postgres -D '${POSTGRESQL_DATA}' -p '${POSTGRESQL_PORT}'                                                  \n\
user=postgres'
#-----------------------------------------------------------------------------------------------------------------------------

#-----------------------------------------------------------------------------------------------------------------------------
ARG POSTSQL='#!/bin/bash                                                                                                   \n\
                                                                                                                           \n\
function log() { echo "$(date --rfc-3339=ns) PostSQL: $*" | tee -a '${POSTSQL_LOG_FILE}'; }                                \n\
                                                                                                                           \n\
log "Starting"                                                                                                             \n\
                                                                                                                           \n\
for i in {30..0}                                                                                                           \n\
do                                                                                                                         \n\
    if psql --username=postgres <<< "SELECT 1" &> /dev/null                                                                \n\
    then                                                                                                                   \n\
        break                                                                                                              \n\
    fi                                                                                                                     \n\
                                                                                                                           \n\
    sleep 1                                                                                                                \n\
done                                                                                                                       \n\
                                                                                                                           \n\
if [ "$i" = 0 ]                                                                                                            \n\
then                                                                                                                       \n\
    log "Unable to connect server"                                                                                         \n\
else                                                                                                                       \n\
    while read line                                                                                                        \n\
    do                                                                                                                     \n\
        log "Executing: [${line}]"                                                                                         \n\
        echo ${line} | psql --username=postgres                                                                            \n\
    done < /tmp/post.sql                                                                                                   \n\
fi                                                                                                                         \n\
                                                                                                                           \n\
log "Completed"'
#-----------------------------------------------------------------------------------------------------------------------------

#-----------------------------------------------------------------------------------------------------------------------------
ARG POSTSQL_INI='[program:postsql]                                                                                         \n\
command=/usr/local/sbin/postsql'
#-----------------------------------------------------------------------------------------------------------------------------



RUN    urpmi --force postgresql15 postgresql15-server postgresql15-pl                                                        \
    && echo  -e   "${POSTGRESQLD}"     | sed -e "s/\`/'/g" -e 's/ *$//'                 > /etc/init.d/postgresqld            \
    && chmod a+x /etc/init.d/postgresqld                                                                                     \
    && ln    -s   /etc/init.d/postgresqld /etc/rcD.d/S30postgresqld                                                          \
    && echo  -e   "${POSTGRESQLD_INI}" | sed -e "s/\`/'/g" -e 's/ *$//'                 > /etc/supervisord.d/postgresqld.ini \
    && echo  -e   "${POSTSQL}"         | sed -e "s/\`/'/g" -e 's/ *$//'                 > /usr/local/sbin/postsql            \
    && chmod a+x /usr/local/sbin/postsql                                                                                     \
    && echo  -e   "${POSTSQL_INI}"     | sed -e 's/ *$//'                               > /etc/supervisord.d/postsql.ini


VOLUME ${POSTGRESQL_LIB}

EXPOSE 5432