[英]How to programmatically set Permission settings on private MSMQ queue for remote access?
[英]Unable to give SNS topic permission on a SQS queue programmatically
我尝试使用.NET客户端启用SNS主题将消息发送到给定的SQS队列:
var policy = new Policy()
{
Statements = new List<Statement>() {
new Statement(Statement.StatementEffect.Allow) {
Principals = new List<Principal>() { Principal.AllUsers },
Actions = new List<ActionIdentifier>() { SQSActionIdentifiers.SendMessage },
Conditions = new List<Condition>
{
ConditionFactory.NewCondition(ConditionFactory.ArnComparisonType.ArnEquals, "aws:SourceArn", topicArn)
}
}
}
};
var request = new SetQueueAttributesRequest()
{
QueueUrl = queueUrl,
Attributes = new Dictionary<string, string>
{
{ QueueAttributeName.Policy, policy.ToJson()}
}
};
sqs.SetQueueAttributes(request);
这会生成不起作用的策略:
{
"Version": "2012-10-17",
"Statement": [
{
"Sid": "<sid>",
"Effect": "Allow",
"Principal": {
"AWS": "*"
},
"Action": "sqs:SendMessage",
"Condition": {
"ArnEquals": {
"aws:SourceArn": "arn:aws:sns:us-west-2:<id>:testTopic2"
}
}
}
]
}
但是,如果我删除此策略并手动添加它,它可以工作,它看起来几乎相同,但有一些不同之处:
{
"Version": "2012-10-17",
"Id": "arn:aws:sqs:us-west-2:<id>:testQueue2/SQSDefaultPolicy",
"Statement": [
{
"Sid": "<sid2>",
"Effect": "Allow",
"Principal": "*",
"Action": "SQS:SendMessage",
"Resource": "arn:aws:sqs:us-west-2:<id>:testQueue2",
"Condition": {
"ArnEquals": {
"aws:SourceArn": "arn:aws:sns:us-west-2:<id>:testTopic2"
}
}
}
]
}
程序化的一个:
Id
。 "Principal" : "{ AWS: "*"}
而不是"Principal" : "*"
。 我试图将Id和主体设置为自定义但我只获得HTTP 400s。
哪个是使用.NET客户端向SNS主题发送消息到SQS队列的权限的正确方法?
您的代码生成的JSON中缺少的最重要的部分是
"Resource": "arn:aws:sqs:us-west-2:<id>:testQueue2"
如果不指定Resource,IAM无法判断您授予访问权限的资源。
然后你可以像这样添加一个Resource对象:
new Statement(Statement.StatementEffect.Allow) {
Principals = new List<Principal>() { Principal.AllUsers },
Resources = new List<Principal>() { new Resource("arn:aws:sqs:us-west-2:<id>:testQueue2") }
....
(我不是C#pro,所以语法可能有问题,但你已经明白了。)
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