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#!/bin/bash
# Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this code except in compliance
# with the License. You may obtain a copy of the License
# at http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied. See the License for the specific language governing
# permissions and limitations under the License.
echo "================ $0 ================"
id
set -x
die()
{
echo "$@" 1>&2
echo $0: "$@"
umask 022
echo $0: "$@" >> /tmp/pgaas-failures
exit 1
}
[ -n "$CFGDIR" ] || die "CFGDIR is not set"
[ -n "$ONAP" ] || die "ONAP is not set"
[ -n "$NOTONAP" ] || die "NOTONAP is not set"
if [ -d ${INSTALL_ROOT}/opt/app/postgresql-9.5.2 ]
then PGDIR=${INSTALL_ROOT}/opt/app/postgresql-9.5.2
elif [ -d ${INSTALL_ROOT}/usr/lib/postgresql/9.6 ]
then PGDIR=${INSTALL_ROOT}/usr/lib/postgresql/9.6
elif [ -d ${INSTALL_ROOT}/usr/lib/postgresql/9.5 ]
then PGDIR=${INSTALL_ROOT}/usr/lib/postgresql/9.5
else die PostgreSQL bin directory not found
fi
export PGDIR
export DBROOT=/dbroot/pgdata/main
export PATH=$PATH:${INSTALL_ROOT}/opt/app/pgaas/bin
$CFGDIR/etc/makecerts
cat $CFGDIR/lib/profile.additions >> ~postgres/.profile
# Determine which system is the master.
# For central, we look first in /var/config/DCAE/chef/*-postgres.conf.
# If we don't find that, we look at the pgnodes list and pick the first one.
# For edge, we ignore /var/config/DCAE/chef/*-postgres.conf and go directly to the pgnodes list.
# Each edge site has its own master.
clustertype=$( ${INSTALL_ROOT}/opt/app/cdf/bin/getpropvalue -n cluster )
ismaster=no
case $clustertype in
central )
CONFDIR1=/var/config/DCAE/chef
CONFDIR2=/tmp
CONFCOUNT1=$(ls $CONFDIR1/*-postgres.conf 2>/dev/null | wc -l)
CONFCOUNT2=$(ls $CONFDIR2/*-postgres.conf 2>/dev/null | wc -l)
CONFCOUNTBOTH=$(ls $CONFDIR1/*-postgres.conf $CONFDIR2/*-postgres.conf 2>/dev/null | wc -l)
if [ $CONFCOUNTBOTH -eq 0 ]
then
# not OpenDCAE/ONAP, but it's better if we STILL require a pgaas-postgres.conf file.
die "No xyz-postgres.conf files were found in $CONFDIR1 or $CONFDIR2"
# Alternatively, the following code MIGHT work:
# ismaster=yes
# PGNODES=$( ${INSTALL_ROOT}/opt/app/cdf/bin/getpropvalue -n pgnodes )
# export MASTER=$( gen-repmgr-info -n "$PGNODES" -m )
else
if [ $CONFCOUNT1 -eq 1 ]
then CONFDIR=$CONFDIR1
elif [ $CONFCOUNT2 -eq 1 ]
then CONFDIR=$CONFDIR2
else CONFDIR=
fi
if [ -n "$CONFDIR" ]
then # OpenDCAE/ONAP
# We need the value of master from xyz-postgres.conf
umask 077
TMP=$(mktemp /tmp/tmp.pi1.XXXXXXXXXX)
trap 'rm -f $TMP' 0 1 2 3 15
cat $CONFDIR/*-postgres.conf |
sed -e 's/ *: */="/' -e 's/[ ]*$/"/' -e 's/=""/="/' -e 's/""$/"/' > $TMP
. $TMP
case "$master" in
`hostname` | `hostname -f` ) ismaster=yes ;;
*?* ) ismaster=no ;;
'' ) die "master is not set in $CONF" ;;
esac
PGNODES=$( ${INSTALL_ROOT}/opt/app/cdf/bin/getpropvalue -n pgnodes )
export MASTER=$( gen-repmgr-info -n "$PGNODES" -M "$master" )
[ -n "$MASTER" ] || die "Cannot determine master system. $CONF has '$master' (from env.yaml), which cannot be found in pgnodes."
else
if [ $CONFCOUNT1 -gt 1 ]
then die "More than one postgres.conf was found in $CONFDIR1: $(ls $CONFDIR1/*-postgres.conf 2>&1)"
elif [ $CONFCOUNT2 -gt 1 ]
then die "More than one postgres.conf was found in $CONFDIR2: $(ls $CONFDIR2/*-postgres.conf 2>&1)"
fi
fi
fi
;;
edge )
host=$( hostname -f )
PGNODES=$( ${INSTALL_ROOT}/opt/app/cdf/bin/getpropvalue -n pgnodes )
export MASTER=$( gen-repmgr-info -n "$PGNODES" -C $host )
case $MASTER in
'' ) die "Cannot determine master system. Does cdf.cfg have pgnodes= in it? Is $host listed as a site?" ;;
DEFAULT ) ismaster=yes MASTER=$host ;;
esac
;;
esac
ssh_and_cdf_okay=no
if pgrep postgres
then pkill postgres
fi
case $ismaster in
yes ) # master
$CFGDIR/etc/create-ssh-master &&
$CFGDIR/etc/create-cdf-master &&
ssh_and_cdf_okay=yes
;;
no ) # secondary
$CFGDIR/etc/create-ssh-secondary &&
$CFGDIR/etc/create-cdf-secondary &&
touch $CFGDIR/lib/ignore-database-reconfiguration # prevent dcae_admin_db.py from looking at json DB reconfigurations &&
ssh_and_cdf_okay=yes
;;
esac
[ "$ssh_and_cdf_okay" = yes ] || die "Could not set up ssh or cdf"
$CFGDIR/etc/common-db-tasks
# check if we have a database already
if [ ! -s $DBROOT/PG_VERSION ]
then
# need to create it
case $ismaster in
yes ) $CFGDIR/etc/create-db-master ;;
no ) $CFGDIR/etc/create-db-secondary ;;
esac
else
# need to update it
case $ismaster in
yes ) $CFGDIR/etc/update-db-master ;;
no )
$CFGDIR/etc/create-db-secondary # use repmgr clone even if secondary previously existed
# $CFGDIR/etc/update-db-secondary
;;
esac
fi
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