diff options
Diffstat (limited to 'src/share/database/scripts/mysql/upgrade_009.2_to_009.3.sh.in')
-rw-r--r-- | src/share/database/scripts/mysql/upgrade_009.2_to_009.3.sh.in | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/src/share/database/scripts/mysql/upgrade_009.2_to_009.3.sh.in b/src/share/database/scripts/mysql/upgrade_009.2_to_009.3.sh.in new file mode 100644 index 0000000..76e8608 --- /dev/null +++ b/src/share/database/scripts/mysql/upgrade_009.2_to_009.3.sh.in @@ -0,0 +1,140 @@ +#!/bin/sh + +# Copyright (C) 2020-2021 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/. + +# shellcheck disable=SC1091 +# SC1091: Not following: ... was not specified as input (see shellcheck -x). + +# 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="@prefix@" + +# Include utilities. Use installed version if available and +# use build version if it isn't. +if [ -e @datarootdir@/@PACKAGE_NAME@/scripts/admin-utils.sh ]; then + . "@datarootdir@/@PACKAGE_NAME@/scripts/admin-utils.sh" +else + . "@abs_top_builddir@/src/bin/admin/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 + +# 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 database upgrade to version 9.3. + +EOF |