SQSのメッセージサイズが最大1MiBに拡張されました

$ aws --version
aws-cli/2.27.60 Python/3.13.4 Linux/6.1.141-155.222.amzn2023.x86_64 exec-env/CloudShell exe/x86_64.amzn.2023

aws sqs create-queue --queue-name sqs-1mib-test-queue

$ aws sqs get-queue-attributes --queue-url "$QUEUE_URL" --attribute-names MaximumMessageSize
{
    "Attributes": {
        "MaximumMessageSize": "1048576"
    }
}

# 1MiBのテストメッセージを生成
python3 -c "
import json
import sys
from datetime import datetime, timezone

# JSONのキーや他の値の長さを考慮してペイロードサイズを調整
data_size = 1048576 - 200
message_data = {
    'test_type': 'SQS 1MiB payload test',
    'timestamp': datetime.now(timezone.utc).strftime('%Y-%m-%dT%H:%M:%SZ'),
    'data_size_bytes': data_size,
    'payload': 'A' * data_size
}

message_json = json.dumps(message_data)
# UTF-8エンコード後のバイト数でサイズを確認
message_bytes = message_json.encode('utf-8')
print(f'Message size: {len(message_bytes)} bytes', file=sys.stderr)
sys.stdout.buffer.write(message_bytes)
" > large_message.json

# キューURLを取得
QUEUE_URL=$(aws sqs get-queue-url --queue-name sqs-1mib-test-queue --query 'QueueUrl' --output text)

# メッセージを送信
aws sqs send-message \
    --queue-url "$QUEUE_URL" \
    --message-body file://large_message.json

aws sqs receive-message \
    --queue-url "$QUEUE_URL" \
    --max-number-of-messages 1 \
> receive_message.json

~ $ ls -la receive_message.json 
-rw-r--r--. 1 cloudshell-user cloudshell-user 1049152 Aug  5 02:40 receive_message.json
~ $ ls -lah receive_message.json 
-rw-r--r--. 1 cloudshell-user cloudshell-user 1.1M Aug  5 02:40 receive_message.json
~ $ ls -la large_message.json 
-rw-r--r--. 1 cloudshell-user cloudshell-user 1048494 Aug  5 05:01 large_message.json

aws sqs set-queue-attributes \
    --queue-url "$QUEUE_URL" \
    --attributes '{"MaximumMessageSize":"262144"}' 

~ $ aws sqs send-message --queue-url "$QUEUE_URL" --message-body file://large_message.json

An error occurred (InvalidParameterValue) when calling the SendMessage operation: One or more parameters are invalid. Reason: Message must be shorter than 262144 bytes.

    "userAgent": "aws-cli/2.27.60 md/awscrt#0.26.1 ua/2.1 os/linux#6.1.141-155.222.amzn2023.x86_64 md/arch#x86_64 lang/python#3.13.4 md/pyimpl#CPython exec-env/CloudShell m/Z,b,E cfg/retry-mode#standard md/installer#exe md/distrib#amzn.2023 md/prompt#off md/command#sqs.create-queue",
    "requestParameters": {
        "queueName": "sqs-1mib-test-queue"
    },

    "userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36",
    "requestParameters": {
        "queueName": "sqs-1mib-test-queue-gui",
        "attributes": {
            "Policy": "{\"Version\":\"2012-10-17\",\"Id\":\"__default_policy_ID\",\"Statement\":[{\"Sid\":\"__owner_statement\",\"Effect\":\"Allow\",\"Principal\":{\"AWS\":\"xxxxxxxxxxxx\"},\"Action\":[\"SQS:*\"],\"Resource\":\"arn:aws:sqs:ap-northeast-3:xxxxxxxxxxxx:sqs-1mib-test-queue-gui\"}]}",
            "ReceiveMessageWaitTimeSeconds": "0",
            "SqsManagedSseEnabled": "true",
            "DelaySeconds": "0",
            "KmsMasterKeyId": "",
            "RedrivePolicy": "",
            "MessageRetentionPeriod": "345600",
            "MaximumMessageSize": "1048576",
            "VisibilityTimeout": "30",
            "RedriveAllowPolicy": ""
        }