#!/bin/bash -x
# $STORAGE_ACCOUNT_SECRET -- Amazon WS credential: secret access key
# $STORAGE_ACCOUNT_ID     -- Amazon WS credential: access key

# check if /mnt/solr volume exists
if [ ! -d /mnt/solr ]
then
  echo "/mnt/solr not ready"
  exit 1
fi

ubuntu_version=`cat /etc/os-release | grep VERSION_ID | cut -d '=' -f2 | cut -d '.' -f1 | sed 's/"//g'`

if [ $ubuntu_version -lt 16 ]
then
        service_cmd="service tomcat7"
    tomcat_home="/var/lib/tomcat7"
    tomcat_user="tomcat7"
    catalina_file="/etc/default/tomcat7"
else
        service_cmd="service tomcat"
    tomcat_home="/opt/tomcat"
    tomcat_user="tomcat"
    catalina_file="/opt/tomcat/bin/setenv.sh"
fi


echo "Stopping tomcat for deployment"
eval "$service_cmd stop"

echo "Stopping indexing for deployment"
mv /etc/cron.d/linko-sync /mnt/solr/linko-sync

pushd /mnt/solr

# Set files to download based on naming and version number
solr_pkg=osp-se-solr-config-$OSP_VERSION.tar.gz
webservice_pkg=osp-se-webservice-$OSP_VERSION.war
webservice_app=$TOMCAT_WEBAPPS_ROOT/$CONTEXT_NAME
indexer_pkg=osp-se-indexer-$OSP_VERSION.tar.gz
indexer_conf=osp-se-indexer-$OSP_VERSION-conf-data.tar.gz

# Make sure old files are removed
rm -f osp-se-*
rm -f log4j.xml

# download files from S3 bucket
echo "Downloading $solr_pkg..."
/usr/bin/s3cmd get s3://$S3_BUCKET_NAME/Linko/$solr_pkg /mnt/solr/$solr_pkg
echo "Downloading $webservice_pkg..."
/usr/bin/s3cmd get s3://$S3_BUCKET_NAME/Linko/$webservice_pkg /mnt/solr/$webservice_pkg
echo "Downloading $indexer_pkg..."
/usr/bin/s3cmd get s3://$S3_BUCKET_NAME/Linko/$indexer_pkg /mnt/solr/$indexer_pkg
echo "Downloading $indexer_conf..."
/usr/bin/s3cmd get s3://$S3_BUCKET_NAME/Linko/$indexer_conf /mnt/solr/$indexer_conf
echo "Downloading log4j.xml..."
/usr/bin/s3cmd get s3://$S3_BUCKET_NAME/Linko/log4j.xml /mnt/solr/log4j.xml

for source_file in $solr_pkg $webservice_pkg $indexer_pkg $indexer_conf log4j.xml
do
  if [ ! -f "$source_file" ]; then
    echo "The $source_file is missing from the $S3_BUCKET_NAME/Linko"
    exit 404
  fi
done


# Clean old application files
echo "Cleaning multicore..."
rm -rf multicore

echo "Cleaning indexer..."
rm -rf indexer/lib
rm -rf indexer/data

mkdir -p indexer/lib indexer/data

echo "Undeploying webservice..."
rm -rf $webservice_app
rm -rf ${webservice_app}.war


# Install new application files
echo "Installing SOLR core..."
tar xzvf $solr_pkg
rm -f $solr_pkg

echo "Placing LOG4J in tomcat conf directory"
mv log4j.xml $tomcat_home/conf/
chown $tomcat_user:$tomcat_user $tomcat_home/conf/log4j.xml

echo "Installing indexer..."
tar xzvf $indexer_pkg --strip=2
tar xzvf $indexer_conf --strip=2
rm -f $indexer_pkg $indexer_conf


# remove all mac files, if there are any
find . -type f -name ._\* -exec rm {} \;

# Change owner
chown -R $tomcat_user:$tomcat_user /mnt/solr/


# Indexer fixes
echo "Applying indexer fixes..."

# correct tomcat port and adds path
#echo "Modifying tomcat ports and paths for indexer"
#sed -i "s|8080|$HTTP_PORT\/osp-se|g" /mnt/solr/indexer/conf/application.properties
#sed -i "s|8080|$HTTP_PORT|g" /mnt/solr/indexer/bin/update_deals.py

# Change script permissions to allow execution
echo "Setting indexer bin execute permissions"
chmod +x /mnt/solr/indexer/bin/*

# Add system variables to script and remove known host prompt from sync_amdata.sh
echo "Fixing Indexer sync and indexing scripts"
#sed -i 's/^PROJECT_DIR=.*/export PROJECT_DIR=\/mnt\/solr\/indexer/' /mnt/solr/indexer/bin/sync_amdata.sh
#sed -i 's/^DATA_DIR=.*/export DATA_DIR=\/mnt\/solr\/datafeed/' /mnt/solr/indexer/bin/sync_amdata.sh
#sed -i "/^export DATA_DIR=.*/a export JAVA_HOME=$JAVA_HOME/" /mnt/solr/indexer/bin/sync_amdata.sh
#sed -i 's/scp\ -i/scp\ -o\ StrictHostKeyChecking=no\  -i/' /mnt/solr/indexer/bin/sync_amdata.sh

sed -i 's/^DATA_DIR=/export DATA_DIR=/' /mnt/solr/indexer/bin/start-indexer-linko.sh
sed -i 's/^PROJECT_DIR=.*/export PROJECT_DIR=\/mnt\/solr\/indexer/' /mnt/solr/indexer/bin/start-indexer-linko.sh
sed -i "/^export DATA_DIR=.*/a export JAVA_HOME=$JAVA_HOME/" /mnt/solr/indexer/bin/start-indexer-linko.sh

sed -i "s/^export LINKO=.*/export LINKO=$LINKO_ENV/" /mnt/solr/indexer/bin/sync_ypdata.sh
sed -i "s|^#export DCOSP_SERVICE_URL=.*|export DCOSP_SERVICE_URL=$DCOSP_SERVICE_URL|" /mnt/solr/indexer/bin/sync_ypdata.sh

# Install correct New Relic Key and set App Name
echo "Configuring Indexer New Relic"
sed -i "s/license_key: '.*'/license_key: '$NR_LICENCE'/" /mnt/solr/indexer/bin/newrelic/newrelic.yml
sed -i "s|^\s*app_name.*|  app_name: '$ENV_NAME-$DEPLOYMENT_CONTEXT-Indexer'|g" /mnt/solr/indexer/bin/newrelic/newrelic.yml


echo "Installing webservice..."
mv $webservice_pkg ${webservice_app}.war

popd

# Apply any New Relic changes to base install
pushd /var/lib
sed -i "s|license_key:.*|license_key: '$NR_LICENCE'|g" newrelic/newrelic.yml
sed -i "s|app_name:.*|app_name: '$NR_APPNAME'|g" newrelic/newrelic.yml
popd

# Apply any New Relic changes to tomcat
sed -i "s|^\s*app_name.*|  app_name: '$NR_APPNAME'|g" /var/lib/newrelic/tomcat/newrelic.yml

# Apply tomcat configuration changes
sed -i "s|CATALINA_OPTS.*|CATALINA_OPTS=\"-javaagent:/var/lib/newrelic/tomcat/newrelic.jar -$JAVA_XMX -$JAVA_XMS\"|" $catalina_file

# Restart tomcat and restore indexing
echo "Starting tomcat..."
eval "$service_cmd restart"

# Make sure webservice deployed
sleep 60

# Check that the exploded war file is there.
if [ ! -d "$webservice_app" ]; then
  echo "something went wrong with the war deployment";
  exit 1
fi

echo "Re-enabling indexing crontasks..."
mv /mnt/solr/linko-sync /etc/cron.d/linko-sync
chown root:root /etc/cron.d/linko-sync


exit 0