Current File : //proc/self/root/backups/router/usr/local/share/kea/scripts/mysql/upgrade_009.2_to_009.3.sh
#!/bin/sh
# Copyright (C) 2020-2024 Internet Systems Consortium, Inc. ("ISC")
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
# Exit with error if commands exit with non-zero and if undefined variables are
# used.
set -eu
# shellcheck disable=SC2034
# SC2034: ... appears unused. Verify use (or export if used externally).
prefix="/usr/local"
# Include utilities based on location of this script. Check for sources first,
# so that the unexpected situations with weird paths fall on the default
# case of installed.
script_path=$(cd "$(dirname "${0}")" && pwd)
if test "${script_path}" = "/usr/obj/usr/ports/net/kea/work/kea-2.6.1/src/share/database/scripts/mysql"; then
# shellcheck source=./src/bin/admin/admin-utils.sh.in
. "/usr/obj/usr/ports/net/kea/work/kea-2.6.1/src/bin/admin/admin-utils.sh"
else
# shellcheck source=./src/bin/admin/admin-utils.sh.in
. "${prefix}/share/kea/scripts/admin-utils.sh"
fi
VERSION=$(mysql_version "$@")
if [ "$VERSION" != "9.2" ]; then
printf 'This script upgrades 9.2 to 9.3. '
printf 'Reported version is %s. Skipping upgrade.\n' "${VERSION}"
exit 0
fi
mysql "$@" <<EOF
-- This line starts the schema upgrade to version 9.3.
# Fix stat_lease4_update trigger
DROP TRIGGER stat_lease4_update;
DELIMITER $$
CREATE TRIGGER stat_lease4_update AFTER UPDATE ON lease4
FOR EACH ROW
BEGIN
IF OLD.subnet_id != NEW.subnet_id OR OLD.state != NEW.state THEN
IF OLD.state = 0 OR OLD.state = 1 THEN
# Decrement the old state count if record exists
UPDATE lease4_stat
SET leases = IF(leases > 0, leases - 1, 0)
WHERE subnet_id = OLD.subnet_id AND state = OLD.state;
END IF;
IF NEW.state = 0 OR NEW.state = 1 THEN
# Increment the new state count if record exists
UPDATE lease4_stat SET leases = leases + 1
WHERE subnet_id = NEW.subnet_id AND state = NEW.state;
# Insert new state record if it does not exist
IF ROW_COUNT() <= 0 THEN
INSERT INTO lease4_stat VALUES (NEW.subnet_id, NEW.state, 1);
END IF;
END IF;
END IF;
END $$
DELIMITER ;
# Fix stat_lease4_delete trigger
DROP TRIGGER stat_lease4_delete;
DELIMITER $$
CREATE TRIGGER stat_lease4_delete AFTER DELETE ON lease4
FOR EACH ROW
BEGIN
IF OLD.state = 0 OR OLD.state = 1 THEN
# Decrement the state count if record exists
UPDATE lease4_stat
SET leases = IF(leases > 0, leases - 1, 0)
WHERE subnet_id = OLD.subnet_id AND OLD.state = state;
END IF;
END $$
DELIMITER ;
# Fix stat_lease6_update trigger
DROP TRIGGER stat_lease6_update;
DELIMITER $$
CREATE TRIGGER stat_lease6_update AFTER UPDATE ON lease6
FOR EACH ROW
BEGIN
IF OLD.subnet_id != NEW.subnet_id OR
OLD.lease_type != NEW.lease_type OR
OLD.state != NEW.state THEN
IF OLD.state = 0 OR OLD.state = 1 THEN
# Decrement the old state count if record exists
UPDATE lease6_stat
SET leases = IF(leases > 0, leases - 1, 0)
WHERE subnet_id = OLD.subnet_id AND lease_type = OLD.lease_type
AND state = OLD.state;
END IF;
IF NEW.state = 0 OR NEW.state = 1 THEN
# Increment the new state count if record exists
UPDATE lease6_stat SET leases = leases + 1
WHERE subnet_id = NEW.subnet_id AND lease_type = NEW.lease_type
AND state = NEW.state;
# Insert new state record if it does not exist
IF ROW_COUNT() <= 0 THEN
INSERT INTO lease6_stat
VALUES (NEW.subnet_id, NEW.lease_type, NEW.state, 1);
END IF;
END IF;
END IF;
END $$
DELIMITER ;
# Fix stat_lease6_delete trigger
DROP TRIGGER stat_lease6_delete;
DELIMITER $$
CREATE TRIGGER stat_lease6_delete AFTER DELETE ON lease6
FOR EACH ROW
BEGIN
IF OLD.state = 0 OR OLD.state = 1 THEN
# Decrement the state count if record exists
UPDATE lease6_stat
SET leases = IF(leases > 0, leases - 1, 0)
WHERE subnet_id = OLD.subnet_id AND lease_type = OLD.lease_type
AND state = OLD.state;
END IF;
END $$
DELIMITER ;
# Update the schema version number.
UPDATE schema_version
SET version = '9', minor = '3';
# This line concludes the schema upgrade to version 9.3.
EOF
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