mirror of
https://github.com/minio/minio.git
synced 2024-12-25 06:35:56 -05:00
137 lines
3.5 KiB
Go
137 lines
3.5 KiB
Go
/*
|
|
* Minio Cloud Storage, (C) 2016 Minio, Inc.
|
|
*
|
|
* Licensed 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.
|
|
*/
|
|
|
|
package cmd
|
|
|
|
import (
|
|
"errors"
|
|
"strings"
|
|
|
|
"github.com/minio/minio/pkg/wildcard"
|
|
)
|
|
|
|
// SQS type.
|
|
const (
|
|
// Minio sqs ARN prefix.
|
|
minioSqs = "arn:minio:sqs:"
|
|
|
|
// Static string indicating queue type 'amqp'.
|
|
queueTypeAMQP = "amqp"
|
|
// Static string indicating queue type 'elasticsearch'.
|
|
queueTypeElastic = "elasticsearch"
|
|
// Static string indicating queue type 'redis'.
|
|
queueTypeRedis = "redis"
|
|
)
|
|
|
|
// Topic type.
|
|
const (
|
|
// Minio topic ARN prefix.
|
|
minioTopic = "arn:minio:sns:"
|
|
|
|
// Static string indicating sns type 'listen'.
|
|
snsTypeMinio = "listen"
|
|
)
|
|
|
|
var errNotifyNotEnabled = errors.New("requested notifier not enabled")
|
|
|
|
// Notifier represents collection of supported notification queues.
|
|
type notifier struct {
|
|
AMQP map[string]amqpNotify `json:"amqp"`
|
|
ElasticSearch map[string]elasticSearchNotify `json:"elasticsearch"`
|
|
Redis map[string]redisNotify `json:"redis"`
|
|
// Add new notification queues.
|
|
}
|
|
|
|
// Returns true if queueArn is for an AMQP queue.
|
|
func isAMQPQueue(sqsArn arnSQS) bool {
|
|
if sqsArn.Type != queueTypeAMQP {
|
|
return false
|
|
}
|
|
amqpL := serverConfig.GetAMQPNotifyByID(sqsArn.AccountID)
|
|
if !amqpL.Enable {
|
|
return false
|
|
}
|
|
// Connect to amqp server to validate.
|
|
amqpC, err := dialAMQP(amqpL)
|
|
if err != nil {
|
|
errorIf(err, "Unable to connect to amqp service. %#v", amqpL)
|
|
return false
|
|
}
|
|
defer amqpC.Close()
|
|
return true
|
|
}
|
|
|
|
// Returns true if queueArn is for an Redis queue.
|
|
func isRedisQueue(sqsArn arnSQS) bool {
|
|
if sqsArn.Type != queueTypeRedis {
|
|
return false
|
|
}
|
|
rNotify := serverConfig.GetRedisNotifyByID(sqsArn.AccountID)
|
|
if !rNotify.Enable {
|
|
return false
|
|
}
|
|
// Connect to redis server to validate.
|
|
rPool, err := dialRedis(rNotify)
|
|
if err != nil {
|
|
errorIf(err, "Unable to connect to redis service. %#v", rNotify)
|
|
return false
|
|
}
|
|
defer rPool.Close()
|
|
return true
|
|
}
|
|
|
|
// Returns true if queueArn is for an ElasticSearch queue.
|
|
func isElasticQueue(sqsArn arnSQS) bool {
|
|
if sqsArn.Type != queueTypeElastic {
|
|
return false
|
|
}
|
|
esNotify := serverConfig.GetElasticSearchNotifyByID(sqsArn.AccountID)
|
|
if !esNotify.Enable {
|
|
return false
|
|
}
|
|
elasticC, err := dialElastic(esNotify)
|
|
if err != nil {
|
|
errorIf(err, "Unable to connect to elasticsearch service %#v", esNotify)
|
|
return false
|
|
}
|
|
defer elasticC.Stop()
|
|
return true
|
|
}
|
|
|
|
// Match function matches wild cards in 'pattern' for events.
|
|
func eventMatch(eventType string, events []string) (ok bool) {
|
|
for _, event := range events {
|
|
ok = wildcard.MatchSimple(event, eventType)
|
|
if ok {
|
|
break
|
|
}
|
|
}
|
|
return ok
|
|
}
|
|
|
|
// Filter rule match, matches an object against the filter rules.
|
|
func filterRuleMatch(object string, frs []filterRule) bool {
|
|
var prefixMatch, suffixMatch = true, true
|
|
for _, fr := range frs {
|
|
if isValidFilterNamePrefix(fr.Name) {
|
|
prefixMatch = strings.HasPrefix(object, fr.Value)
|
|
} else if isValidFilterNameSuffix(fr.Name) {
|
|
suffixMatch = strings.HasSuffix(object, fr.Value)
|
|
}
|
|
}
|
|
return prefixMatch && suffixMatch
|
|
}
|