로드밸런서 DNS단에서 접속이 되지 않을때 / 503에러가 뜬다?

 

 

이거 없어도 됨

이렇게 추가 안해도됨

 

 

 

이 두개가 리스너로 잡혀있는지 확인

로드밸런서

 

 

 

 

 

태스크 정의

 

{
    "taskDefinitionArn": "arn:aws:ecs:ap-northeast-2:183426660321:task-definition/ecrtest:1",
    "containerDefinitions": [
        {
            "name": "5gnunfleamarket",
            "image": "public.ecr.aws/h0n5u3c8/5gnunfleamarketdeploy:latest",
            "cpu": 0,
            "portMappings": [
                {
                    "name": "5gnunfleamarket-3000-tcp",
                    "containerPort": 3000,
                    "hostPort": 3000,
                    "protocol": "tcp",
                    "appProtocol": "http"
                }
            ],
            "essential": true,
            "environment": [],
            "environmentFiles": [
                {
                    "value": "arn:aws:s3:::5gnunfleamarket-bucket/.env",
                    "type": "s3"
                }
            ],
            "mountPoints": [],
            "volumesFrom": [],
            "workingDirectory": "/usr/app",
            "logConfiguration": {
                "logDriver": "awslogs",
                "options": {
                    "awslogs-create-group": "true",
                    "awslogs-group": "/ecs/ecrtest",
                    "awslogs-region": "ap-northeast-2",
                    "awslogs-stream-prefix": "ecs"
                }
            }
        }
    ],
    "family": "ecrtest",
    "taskRoleArn": "arn:aws:iam::183426660321:role/ecsTaskExecutionRole",
    "executionRoleArn": "arn:aws:iam::183426660321:role/ecsTaskExecutionRole",
    "networkMode": "awsvpc",
    "revision": 1,
    "volumes": [],
    "status": "ACTIVE",
    "requiresAttributes": [
        {
            "name": "com.amazonaws.ecs.capability.logging-driver.awslogs"
        },
        {
            "name": "ecs.capability.execution-role-awslogs"
        },
        {
            "name": "com.amazonaws.ecs.capability.docker-remote-api.1.19"
        },
        {
            "name": "com.amazonaws.ecs.capability.docker-remote-api.1.17"
        },
        {
            "name": "ecs.capability.env-files.s3"
        },
        {
            "name": "com.amazonaws.ecs.capability.task-iam-role"
        },
        {
            "name": "com.amazonaws.ecs.capability.docker-remote-api.1.18"
        },
        {
            "name": "ecs.capability.task-eni"
        },
        {
            "name": "com.amazonaws.ecs.capability.docker-remote-api.1.29"
        }
    ],
    "placementConstraints": [],
    "compatibilities": [
        "EC2",
        "FARGATE"
    ],
    "requiresCompatibilities": [
        "FARGATE"
    ],
    "cpu": "1024",
    "memory": "3072",
    "runtimePlatform": {
        "cpuArchitecture": "X86_64",
        "operatingSystemFamily": "LINUX"
    },
    "registeredAt": "2023-03-27T16:07:54.458Z",
    "registeredBy": "arn:aws:iam::183426660321:root",
    "tags": []
}

 

503에러가 뜬다?

-> 로드밸런서 가용영역 안에 존재 하는가 확인