66 lines
1.6 KiB
Go
66 lines
1.6 KiB
Go
/*
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Copyright 2021 The Dapr Authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package snssqs
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type arnEquals struct {
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AwsSourceArn string `json:"aws:SourceArn"`
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}
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type condition struct {
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ValueArnEquals arnEquals `json:"ArnEquals"`
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}
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type principal struct {
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Service string
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}
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type statement struct {
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Effect string
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Principal principal
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Action string
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Resource string
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Condition condition
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}
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type policy struct {
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Version string
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Statement []statement
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}
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func (p *policy) tryInsertCondition(sqsArn string, snsArn string) bool {
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for _, s := range p.Statement {
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// if there is a statement for sqsArn
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if s.Resource == sqsArn {
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// check if the snsArn already exists then return true
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if s.Condition.ValueArnEquals.AwsSourceArn == snsArn {
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return true
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}
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}
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}
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// insert a new statement if no statement for the sqsArn or is new sns subscriber
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newStatement := &statement{
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Effect: "Allow",
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Principal: principal{Service: "sns.amazonaws.com"},
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Action: "sqs:SendMessage",
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Resource: sqsArn,
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Condition: condition{
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ValueArnEquals: arnEquals{
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AwsSourceArn: snsArn,
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},
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},
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}
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p.Statement = append(p.Statement, *newStatement)
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return false
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}
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