mirror of https://github.com/apache/cloudstack.git
116 lines
4.4 KiB
JavaScript
116 lines
4.4 KiB
JavaScript
// Licensed to the Apache Software Foundation (ASF) under one
|
|
// or more contributor license agreements. See the NOTICE file
|
|
// distributed with this work for additional information
|
|
// regarding copyright ownership. The ASF licenses this file
|
|
// to you under the Apache License, Version 2.0 (the
|
|
// "License"); you may not use this file except in compliance
|
|
// with the License. You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing,
|
|
// software distributed under the License is distributed on an
|
|
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
|
|
// KIND, either express or implied. See the License for the
|
|
// specific language governing permissions and limitations
|
|
// under the License.
|
|
|
|
function filterNumber (value) {
|
|
if (/^[-+]?\d*\.?\d*$/.test(value)) {
|
|
return Number(value)
|
|
}
|
|
return NaN
|
|
}
|
|
|
|
function stringComparator (a, b) {
|
|
return a.toString().localeCompare(b.toString(), undefined, { numeric: true })
|
|
}
|
|
|
|
function numericComparator (a, b) {
|
|
return filterNumber(a) < filterNumber(b) ? 1 : -1
|
|
}
|
|
|
|
function metricComparator (ma, mb) {
|
|
var a = ('' + ma).replace(/((%)|(Ghz)|(Mhz)|(MiB)|(GiB)|(GB)).*$/g, '')
|
|
var b = ('' + mb).replace(/((%)|(Ghz)|(Mhz)|(MiB)|(GiB)|(GB)).*$/g, '')
|
|
return parseFloat(a) < parseFloat(b) ? 1 : -1
|
|
}
|
|
|
|
function ipV4AddressCIDRComparator (a, b) {
|
|
a = a.split(/[./]/gm)
|
|
b = b.split(/[./]/gm)
|
|
for (var i = 0; i < a.length; i++) {
|
|
if ((a[i] = parseInt(a[i])) < (b[i] = parseInt(b[i]))) {
|
|
return -1
|
|
} else if (a[i] > b[i]) {
|
|
return 1
|
|
}
|
|
}
|
|
return 0
|
|
}
|
|
|
|
function ipV6AddressCIDRComparator (a, b) {
|
|
a = a.split(/[:/]/gm)
|
|
b = b.split(/[:/]/gm)
|
|
for (var i = 0; i < a.length; i++) {
|
|
if ((a[i] = parseInt('0x' + a[i], 16)) < (b[i] = parseInt('0x' + b[i], 16))) {
|
|
return -1
|
|
} else if (a[i] > b[i]) {
|
|
return 1
|
|
}
|
|
}
|
|
return 0
|
|
}
|
|
|
|
function isIpV4Address (obj) {
|
|
return !Array.isArray(obj) && (/^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])$/gm).test(obj)
|
|
}
|
|
|
|
function isIpV6Address (obj) {
|
|
return !Array.isArray(obj) && (/^[a-fA-F0-9:]+$/gm).test(obj)
|
|
}
|
|
|
|
function isIpV4CIDRAddress (obj) {
|
|
return !Array.isArray(obj) && (/^([0-9]{1,3}\.){3}[0-9]{1,3}(\/([0-9]|[1-2][0-9]|3[0-2]))?$/gm).test(obj)
|
|
}
|
|
|
|
function isIpV6CIDRAddress (obj) {
|
|
return !Array.isArray(obj) && (/^s*((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]d|1dd|[1-9]?d)(.(25[0-5]|2[0-4]d|1dd|[1-9]?d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]d|1dd|[1-9]?d)(.(25[0-5]|2[0-4]d|1dd|[1-9]?d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]d|1dd|[1-9]?d)(.(25[0-5]|2[0-4]d|1dd|[1-9]?d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]d|1dd|[1-9]?d)(.(25[0-5]|2[0-4]d|1dd|[1-9]?d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]d|1dd|[1-9]?d)(.(25[0-5]|2[0-4]d|1dd|[1-9]?d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]d|1dd|[1-9]?d)(.(25[0-5]|2[0-4]d|1dd|[1-9]?d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]d|1dd|[1-9]?d)(.(25[0-5]|2[0-4]d|1dd|[1-9]?d)){3}))|:)))(%.+)?s*(\/([0-9]|[1-9][0-9]|1[0-1][0-9]|12[0-8]))?$/gm).test(obj)
|
|
}
|
|
|
|
function isNumeric (obj) {
|
|
return !Array.isArray(obj) && !isNaN(filterNumber(obj))
|
|
}
|
|
|
|
function isMetric (value) {
|
|
return /^[0-9\\. ]*((%)|(Ghz)|(Mhz)|(MiB)|(GiB)|(GB))/.test(value)
|
|
}
|
|
|
|
/**
|
|
* Compare elements, attempting to determine type of element to get the best comparison
|
|
*
|
|
*/
|
|
export function genericCompare (a, b) {
|
|
// strict function for filtering numbers (e.g. "2.3", "-2" but not "8 CPUs")
|
|
var comparator = stringComparator
|
|
|
|
if (a === b) {
|
|
// Short circuit out to avoid unnecessary effort
|
|
return 0
|
|
}
|
|
if ((isIpV4CIDRAddress(a) || isIpV4Address(a)) && (isIpV4CIDRAddress(b) || isIpV4Address(b))) {
|
|
comparator = ipV4AddressCIDRComparator
|
|
}
|
|
if ((isIpV6CIDRAddress(a) || isIpV6Address(a)) && (isIpV6CIDRAddress(b) || isIpV6Address(b))) {
|
|
comparator = ipV6AddressCIDRComparator
|
|
}
|
|
if (isNumeric(a) && isNumeric(b)) {
|
|
comparator = numericComparator
|
|
}
|
|
if (isMetric(a) && isMetric(b)) {
|
|
comparator = metricComparator
|
|
}
|
|
|
|
return comparator(a, b)
|
|
}
|