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pre_install() {
# Add the quasar group
line=$(grep quasar /etc/group)
if [ "$line" == "" ]; then
groupadd quasar >/dev/null 2>/dev/null
fi
# Add the quasar user
line=$(grep quasar /etc/passwd)
if [ "$line" == "" ]; then
useradd -g quasar -d /opt/quasar -s /bin/bash -c Quasar quasar 2>/dev/null
fi
}
post_install() {
# check if postgresql is configured
# it configured the database as ASCII even though my local is set to UTF-8
if [ ! "$(ls -A /var/lib/postgres/data)" ]; then
su - postgres -c "initdb --locale en_US.UTF-8 -E UTF8 -D '/var/lib/postgres/data'"
fi
# If PostgreSQL is installed, try to start it
[ $(systemctl is-enabled postgresql) = 'disabled' ] && systemctl enable postgresql
[ $(systemctl is-active postgresql) = 'inactive' ] && systemctl start postgresql
# Create a "quasar" user/role
if [ -x /usr/bin/createuser ]; then
su - postgres -c "/usr/bin/createuser -s quasar"
if [ $? != 0 ]; then
su - postgres -c "/usr/bin/createuser -a -d quasar"
fi
fi
# Generate the postgresql.cfg file
if [ ! -e /opt/quasar/config/postgresql.cfg ]; then
# Figure out library location
if [ -e /usr/lib64/libpq.so ]; then
PQ_LIB=/usr/lib64/libpq.so
elif [ -e /usr/lib/libpq.so ]; then
PQ_LIB=/usr/lib/libpq.so
else
FILES=$(ls /usr/lib64/libpq.so* 2>/dev/null)
if [ $? = 0 ]; then
PQ_LIB=$(ls /usr/lib64/libpq.so* | head -1)
else
FILES=$(ls /usr/lib/libpq.so* 2>/dev/null)
if [ $? = 0 ]; then
PQ_LIB=$(ls /usr/lib/libpq.so* | head -1)
fi
fi
fi
# Write PostgreSQL config file
echo -e "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<!DOCTYPE PostgresqlConfig>\n<PostgresqlConfig>\n <hostname></hostname>\n <port>5432</port>\n <library>$PQ_LIB</library>\n <dbaUsername>quasar</dbaUsername>\n <dbaPassword></dbaPassword>\n <username>quasar</username>\n <password></password>\n <charSet>UNICODE</charSet>\n</PostgresqlConfig>" >/opt/quasar/config/postgresql.cfg
chmod 640 /opt/quasar/config/postgresql.cfg
fi
# Create log file directory
if [ ! -e /var/log/quasar ]; then
mkdir /var/log/quasar
fi
# Set ownership
chown -R quasar:quasar /var/log/quasar
chown -R quasar:quasar /opt/quasar
# Create the xinetd.d entry
if [ ! -e /etc/xinetd.d/quasard ]; then
echo -e "service quasard\n{\n type = UNLISTED\n flags = KEEPALIVE NODELAY\n socket_type = stream\n port = 3599\n wait = yes\n user = quasar\n group = quasar\n instances = UNLIMITED\n server = /opt/quasar/bin/quasard\n server_args = -xinetd\n# server_args = -xinetd -debug\n disable = no\n}\n" >/etc/xinetd.d/quasard
fi
# check if xinetd is enabled
if [ $(systemctl is-enabled xinetd) = 'disabled' ]; then
systemctl enable xinetd
systemctl start xinetd
fi
# Restart xinetd so it finds the new entries
if [ $(systemctl is-active xinetd) = 'active' ]; then
systemctl restart xinetd
else
echo "Error: missing /etc/init.d/xinetd script so xinetd is"
echo "likely not installed. You need to install xinetd to"
echo "use Quasar"
fi
}
pre_remove() {
# Remove xinetd.d entries
if [ -e /etc/xinetd.d/quasard ]; then
rm /etc/xinetd.d/quasard
fi
# Restart xinetd so it forgets about quasar entries
if [ $(systemctl is-active xinetd) = 'active' ]; then
systemctl restart xinetd
fi
# Shut down quasard
/usr/bin/killall -q quasard
}
post_remove() {
# Delete the log files
rm -rf /var/log/quasar
}
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