Current File : //backups/router/usr/local/share/kea/scripts/mysql/upgrade_012_to_013.sh
#!/bin/sh
# Copyright (C) 2022-2024 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
. "${prefix}/share/kea/scripts/admin-utils.sh"
fi
# Check version.
version=$(mysql_version "${@}")
if test "${version}" != "12.0"; then
printf 'This script upgrades 12.0 to 13.0. '
printf 'Reported version is %s. Skipping upgrade.\n' "${version}"
exit 0
fi
# Get the schema name from database argument. We need this to
# query information_schema for the right database.
for arg in "${@}"
do
if ! printf '%s' "${arg}" | grep -Eq -- '^--'
then
schema="$arg"
break
fi
done
# Make sure we have the schema.
if [ -z "$schema" ]
then
printf "Could not find database schema name in cmd line args: %s\n" "${*}"
exit 255
fi
mysql "$@" <<EOF
-- This line starts the schema upgrade to version 13.0.
-- Create a function that separates a contiguous hexadecimal string
-- into groups of two hexadecimals separated by colons.
DROP FUNCTION IF EXISTS colonSeparatedHex;
DELIMITER $$
CREATE FUNCTION colonSeparatedHex(hex VARCHAR(64))
RETURNS VARCHAR(64)
DETERMINISTIC
BEGIN
-- Declarations
DECLARE i INT;
DECLARE length INT;
DECLARE output VARCHAR(64);
-- Initializations
SET i = 3;
SET length = LENGTH(hex);
-- Add a leading zero if the first octet has a single hexadecimal character.
IF MOD(length, 2) = 1 THEN
SET hex = CONCAT('0', hex);
SET length = length + 1;
END IF;
-- Start with the first octet.
SET output = SUBSTR(hex, 1, 2);
-- Add one octet at a time and a leading colon with each.
label: WHILE i < length DO
SET output = CONCAT(output, ':', SUBSTR(hex, i, 2));
SET i = i + 2;
END WHILE label;
-- Memfile uses lowercase hexadecimals.
SET output = LOWER(output);
RETURN output;
END $$
DELIMITER ;
-- Modify the procedure to output a memfile-ready CSV file.
DROP PROCEDURE IF EXISTS lease4DumpData;
DELIMITER $$
CREATE PROCEDURE lease4DumpData()
BEGIN
SELECT
INET_NTOA(address),
IFNULL(colonSeparatedHex(HEX(hwaddr)), ''),
IFNULL(colonSeparatedHex(HEX(client_id)), ''),
valid_lifetime,
UNIX_TIMESTAMP(expire),
subnet_id,
fqdn_fwd,
fqdn_rev,
REPLACE(hostname, ',', ','),
state,
REPLACE(IFNULL(user_context, ''), ',', ',')
FROM lease4
ORDER BY address;
END $$
DELIMITER ;
-- hwtype and hwaddr_source need to be last to match memfile format.
DROP PROCEDURE IF EXISTS lease6DumpHeader;
DELIMITER $$
CREATE PROCEDURE lease6DumpHeader()
BEGIN
SELECT 'address,duid,valid_lifetime,expire,subnet_id,pref_lifetime,lease_type,iaid,prefix_len,fqdn_fwd,fqdn_rev,hostname,hwaddr,state,user_context,hwtype,hwaddr_source';
END $$
DELIMITER ;
-- Modify the procedure to output a memfile-ready CSV file.
DROP PROCEDURE IF EXISTS lease6DumpData;
DELIMITER $$
CREATE PROCEDURE lease6DumpData()
BEGIN
SELECT
address,
IFNULL(colonSeparatedHex(HEX(duid)), ''),
valid_lifetime,
UNIX_TIMESTAMP(expire),
subnet_id,
pref_lifetime,
lease_type,
iaid,
prefix_len,
fqdn_fwd,
fqdn_rev,
REPLACE(hostname, ',', ','),
IFNULL(colonSeparatedHex(HEX(hwaddr)), ''),
state,
REPLACE(IFNULL(user_context, ''), ',', ','),
hwtype,
hwaddr_source
FROM lease6
ORDER BY address;
END $$
DELIMITER ;
-- Create a procedure that inserts a v4 lease from memfile data.
DELIMITER $$
CREATE PROCEDURE lease4Upload(
IN address VARCHAR(15),
IN hwaddr VARCHAR(20),
IN client_id VARCHAR(128),
IN valid_lifetime INT UNSIGNED,
IN expire BIGINT UNSIGNED,
IN subnet_id INT UNSIGNED,
IN fqdn_fwd TINYINT,
IN fqdn_rev TINYINT,
IN hostname VARCHAR(255),
IN state INT UNSIGNED,
IN user_context TEXT
)
BEGIN
INSERT INTO lease4 (
address,
hwaddr,
client_id,
valid_lifetime,
expire,
subnet_id,
fqdn_fwd,
fqdn_rev,
hostname,
state,
user_context
) VALUES (
INET_ATON(address),
UNHEX(REPLACE(hwaddr, ':', '')),
UNHEX(REPLACE(client_id, ':', '')),
valid_lifetime,
FROM_UNIXTIME(expire),
subnet_id,
fqdn_fwd,
fqdn_rev,
REPLACE(hostname, ',', ','),
state,
REPLACE(user_context, ',', ',')
);
END $$
DELIMITER ;
-- Create a procedure that inserts a v6 lease from memfile data.
DELIMITER $$
CREATE PROCEDURE lease6Upload(
IN address VARCHAR(39),
IN duid VARCHAR(128),
IN valid_lifetime INT UNSIGNED,
IN expire BIGINT UNSIGNED,
IN subnet_id INT UNSIGNED,
IN pref_lifetime INT UNSIGNED,
IN lease_type TINYINT,
IN iaid INT UNSIGNED,
IN prefix_len TINYINT UNSIGNED,
IN fqdn_fwd TINYINT,
IN fqdn_rev TINYINT,
IN hostname VARCHAR(255),
IN hwaddr VARCHAR(64),
IN state INT UNSIGNED,
IN user_context TEXT,
IN hwtype SMALLINT,
IN hwaddr_source INT UNSIGNED
)
BEGIN
INSERT INTO lease6 (
address,
duid,
valid_lifetime,
expire,
subnet_id,
pref_lifetime,
lease_type,
iaid,
prefix_len,
fqdn_fwd,
fqdn_rev,
hostname,
hwaddr,
state,
user_context,
hwtype,
hwaddr_source
) VALUES (
address,
UNHEX(REPLACE(duid, ':', '')),
valid_lifetime,
FROM_UNIXTIME(expire),
subnet_id,
pref_lifetime,
lease_type,
iaid,
prefix_len,
fqdn_fwd,
fqdn_rev,
REPLACE(hostname, ',', ','),
UNHEX(REPLACE(hwaddr, ':', '')),
state,
REPLACE(user_context, ',', ','),
hwtype,
hwaddr_source
);
END $$
DELIMITER ;
-- Update the schema version number.
UPDATE schema_version
SET version = '13', minor = '0';
-- This line concludes the schema upgrade to version 13.0.
EOF
Mini Shell