mirror of https://github.com/minio/minio.git
85 lines
2.6 KiB
Go
85 lines
2.6 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
|
|
//
|
|
// This file is part of MinIO Object Storage stack
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Affero General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package event
|
|
|
|
// RulesMap - map of rules for every event name.
|
|
type RulesMap map[Name]Rules
|
|
|
|
// add - adds event names, prefixes, suffixes and target ID to rules map.
|
|
func (rulesMap RulesMap) add(eventNames []Name, pattern string, targetID TargetID) {
|
|
rules := make(Rules)
|
|
rules.Add(pattern, targetID)
|
|
|
|
for _, eventName := range eventNames {
|
|
for _, name := range eventName.Expand() {
|
|
rulesMap[name] = rulesMap[name].Union(rules)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Clone - returns copy of this rules map.
|
|
func (rulesMap RulesMap) Clone() RulesMap {
|
|
rulesMapCopy := make(RulesMap)
|
|
|
|
for eventName, rules := range rulesMap {
|
|
rulesMapCopy[eventName] = rules.Clone()
|
|
}
|
|
|
|
return rulesMapCopy
|
|
}
|
|
|
|
// Add - adds given rules map.
|
|
func (rulesMap RulesMap) Add(rulesMap2 RulesMap) {
|
|
for eventName, rules := range rulesMap2 {
|
|
rulesMap[eventName] = rules.Union(rulesMap[eventName])
|
|
}
|
|
}
|
|
|
|
// Remove - removes given rules map.
|
|
func (rulesMap RulesMap) Remove(rulesMap2 RulesMap) {
|
|
for eventName, rules := range rulesMap {
|
|
if nr := rules.Difference(rulesMap2[eventName]); len(nr) != 0 {
|
|
rulesMap[eventName] = nr
|
|
} else {
|
|
delete(rulesMap, eventName)
|
|
}
|
|
}
|
|
}
|
|
|
|
// MatchSimple - returns true if matching object name and event name in rules map.
|
|
func (rulesMap RulesMap) MatchSimple(eventName Name, objectName string) bool {
|
|
return rulesMap[eventName].MatchSimple(objectName)
|
|
}
|
|
|
|
// Match - returns TargetIDSet matching object name and event name in rules map.
|
|
func (rulesMap RulesMap) Match(eventName Name, objectName string) TargetIDSet {
|
|
return rulesMap[eventName].Match(objectName)
|
|
}
|
|
|
|
// NewRulesMap - creates new rules map with given values.
|
|
func NewRulesMap(eventNames []Name, pattern string, targetID TargetID) RulesMap {
|
|
// If pattern is empty, add '*' wildcard to match all.
|
|
if pattern == "" {
|
|
pattern = "*"
|
|
}
|
|
|
|
rulesMap := make(RulesMap)
|
|
rulesMap.add(eventNames, pattern, targetID)
|
|
return rulesMap
|
|
}
|