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#!/bin/bash
## When writing relation script, remember:
## - they should be idempotents
## - they can be launched while the dockers is already up
## - they are launched from the host
## - the target of the link is launched first, and get a chance to ``relation-set``
## - both side of the scripts get to use ``relation-get``.
## could generate this also if not set
DBNAME=$(relation-get dbname)
[ "$(relation-get password 2>/dev/null)" ] && exit 0
. lib/common
set -e
USER=$(relation-get user)
PASSWORD="$(gen_password)"
POSTGIS=$(relation-get postgis 2>/dev/null) || true
UNACCENT=$(relation-get unaccent 2>/dev/null) || true
ensure_db_docker_running
db_has_database "$DBNAME" || UNACCENT="$UNACCENT" POSTGIS="$POSTGIS" db_create "$DBNAME"
if ! db_has_user "$USER"; then
info "Creating a new user $USER."
db_create_user "$USER" "$PASSWORD"
else
info "Updating password of user $USER."
db_change_password "$USER" "$PASSWORD"
fi
db_grant_rights "$DBNAME" "$USER"
pgpass_line="*:*:*:$USER:$PASSWORD"
pgpass_file="$CONFIGSTORE/$BASE_CHARM_NAME/root/.pgpass"
if [ -e "$pgpass_file" ]; then
sed -ri "/^.+:.+:.+:$USER:.*$/d" "$pgpass_file"
fi
mkdir -p "$(dirname "$pgpass_file")"
echo "$pgpass_line" >> "$pgpass_file"
chmod 600 "$pgpass_file"
relation-set password "$PASSWORD"