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Ansible-Build/roles/postgres/files/docker-postgres-size
T

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#!/bin/bash
set -e
# Get script name
SCRIPT=$(basename "$0")
# Display Help
Help() {
echo
echo "$SCRIPT"
echo
echo "Description: List table size of database in Postgres Docker container."
echo "Syntax: $SCRIPT [-c|help]"
echo "Example: $SCRIPT -c postgres01 -d odoo"
echo "options:"
echo " -c Docker container. Defaults to 'postgres'."
echo " -d Name of database."
echo " help Show $SCRIPT manual."
echo
}
# Show help and exit
if [[ "$1" == "help" ]]; then
Help
exit
fi
# Process params
while getopts ":c: :d:" opt; do
case $opt in
c) CONTAINER="$OPTARG";;
d) DATABASE="$OPTARG";;
\?) echo "Invalid option -$OPTARG" >&2
Help
exit;;
esac
done
# Fallback to environment vars and default values
: ${CONTAINER:='postgres'}
QUERY="select
table_name,
pg_size_pretty(pg_total_relation_size(quote_ident(table_name))),
pg_relation_size(quote_ident(table_name))
from information_schema.tables
where table_schema = 'public'
order by 3 desc;"
echo "Show table size for database $DATABASE in container $CONTAINER"
docker exec $CONTAINER bash -c "psql postgresql://\$POSTGRES_USER:\$POSTGRES_PASSWORD@\$HOSTNAME/$DATABASE -c \"$QUERY\""