Files
Ansible-Build/roles/postgres/files/docker-postgres-drop
T

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#!/bin/bash
set -e
# Get script name
SCRIPT=$(basename "$0")
# Display Help
Help() {
echo
echo "$SCRIPT"
echo
echo "Description: Drop 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 Comma-separated list of database names."
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
# Verify variables
[[ -z "$DATABASE" ]] && { echo "Parameter -d|database is empty" ; exit 1; }
[[ -z "$CONTAINER" ]] && { echo "Parameter -c|container is empty" ; exit 1; }
# Set alias
docker_exec_bash="docker exec $CONTAINER /bin/bash -c"
# Kill datbase connections
echo "Kill all database connections"
QUERY="SELECT pg_terminate_backend(pid) FROM pg_stat_activity WHERE datname = '$DATABASE';"
$docker_exec_bash "psql postgres://\$POSTGRES_USER:\$POSTGRES_PASSWORD@\$HOSTNAME:5432/postgres -c \"$QUERY\""
# Drop datbase
echo "Drop Postgres database $DATABASE on container $CONTAINER ..."
$docker_exec_bash "psql postgresql://\$POSTGRES_USER:\$POSTGRES_PASSWORD@\$HOSTNAME/postgres -tAc 'DROP DATABASE \"$DATABASE\";'"