如何通过元数据终结点或java sdk获取我的FARGATE ECS任务的公共IP? [英] How can I get Public IP of my FARGATE ECS task with metadata endpoint or java sdk?
问题描述
我想在容器启动后获取我的Fargate ECS任务的公共IP. 当我被请求 http://169.254.170.2/v2/metadata/时,我得到了IPv4Addresses,但我没有获取任务的公共IP.
I want to get public IP of my fargate ECS task after container started. I get IPv4Addresses when requested http://169.254.170.2/v2/metadata/ but I don't get public IP of task.
当我使用RunTaskResult的runTask(request)方法时,再次无法从RunTaskResult获取公共IP.
When I use runTask(request) method of RunTaskResult, again I don't get public IP from RunTaskResult.
是否有一种方法可以获取我的Fargate任务的公共IP,例如 http://169.254.169.254/latest/meta-data/public-hostname (对于EC2)?
Is there a way to get public IP of my fargate task something like http://169.254.169.254/latest/meta-data/public-hostname (for EC2)?
推荐答案
我用DescribeNetworkInterfacesRequest解决了我的问题.我用 curl
I solved my problem with DescribeNetworkInterfacesRequest.I get private IP of my container with curl http://169.254.170.2/v2/metadata/ then run this code.
AmazonEC2 ec2AsyncClient= AmazonEC2ClientBuilder.standard().withCredentials(new
AWSStaticCredentialsProvider(credentials)).build();
DescribeNetworkInterfacesRequest request = new DescribeNetworkInterfacesRequest();
request.withFilters(new Filter().withName("private-ip-address").withValues("my-container-private-Ip"));
DescribeNetworkInterfacesResult result = ec2AsyncClient.describeNetworkInterfaces(request);
String publicIP = result.getNetworkInterfaces().get(0).getAssociation().getPublicDnsName();
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