{"id":3297,"date":"2022-06-05T11:05:33","date_gmt":"2022-06-05T02:05:33","guid":{"rendered":"https:\/\/blue-bear.jp\/kb\/?p=3297"},"modified":"2022-06-05T11:05:35","modified_gmt":"2022-06-05T02:05:35","slug":"aws-lambda-cloudwatch-event%e3%81%a7%e6%99%82%e9%96%93%e3%81%ab%e3%81%aa%e3%82%8b%e3%81%a8ec2%e3%82%92shutdown%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/blue-bear.jp\/kb\/aws-lambda-cloudwatch-event%e3%81%a7%e6%99%82%e9%96%93%e3%81%ab%e3%81%aa%e3%82%8b%e3%81%a8ec2%e3%82%92shutdown%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","title":{"rendered":"[AWS] Lambda + Cloudwatch Event\u3067\u6642\u9593\u306b\u306a\u308b\u3068EC2\u3092Shutdown\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"\n<p>Lambda + Cloudwatch Event\u3067\u6642\u9593\u306b\u306a\u308b\u3068EC2\u3092Shutdown\u3059\u308b\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u901a\u308a<\/p>\n\n\n\n<p>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9ID\u3092\u30cf\u30fc\u30c9\u30b3\u30fc\u30c9\u3057\u305f\u5834\u5408\u306eLamdba\u30b3\u30fc\u30c9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import boto3\nregion = 'ap-northeast-1'\ninstances = &#91;'\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9ID']\nec2 = boto3.client('ec2', region_name=region)\n\ndef lambda_handler(event, context):\n    ec2.stop_instances(InstanceIds=instances)\n    print('stopped your instances: ' + str(instances))<\/code><\/pre>\n\n\n\n<p>\u7279\u5b9a\u306eTag\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9ID\u30ea\u30b9\u30c8\u3092\u53d6\u5f97\u3057\u3001\u5bfe\u8c61\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u8907\u6570\u3092Shutdown\u3059\u308b\u30b3\u30fc\u30c9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import boto3\nregion = 'ap-northeast-1'\ntag_key = '\u30bf\u30b0\u30ad\u30fc'\ntag_value = '\u30bf\u30b0\u5024'\n\ndef lambda_handler(event, context):\n    ec2 = boto3.client('ec2', region_name=region)\n    \n    # \u505c\u6b62\u5bfe\u8c61\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9ID\u30ea\u30b9\u30c8\u53d6\u5f97\n    instanceIdStopList = getTgtList(ec2,tag_key,tag_value)\n    if len(instanceIdStopList) != 0:\n        # Shutdown\n        ec2.stop_instances(InstanceIds=instanceIdStopList)\n\n# Shutdown\u3059\u308bec2\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9ID\u30ea\u30b9\u30c8\u3092\u53d6\u5f97\ndef getTgtList(ec2, tag_key, tag_value):\n    query = &#91;\n        {'Name': 'tag-key', \"Values\": &#91;tag_key]},\n    ]\n    describe_instances_result = ec2.describe_instances(Filters=query)&#91;'Reservations']\n    tgtList = &#91;]\n    for i in describe_instances_result:\n        for tags in i&#91;'Instances']&#91;0]&#91;'Tags']:\n            if tag_key in tags&#91;'Key']:\n                if tags&#91;'Value'].zfill(2) == tag_value:\n                    instanceId = i&#91;'Instances']&#91;0]&#91;\"InstanceId\"]\n                    tgtList.append(i&#91;'Instances']&#91;0]&#91;\"InstanceId\"])\n\n    return(tgtList)\n<\/code><\/pre>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Lambda + Cloudwatch <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[216,459],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/posts\/3297"}],"collection":[{"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/comments?post=3297"}],"version-history":[{"count":1,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/posts\/3297\/revisions"}],"predecessor-version":[{"id":3298,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/posts\/3297\/revisions\/3298"}],"wp:attachment":[{"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/media?parent=3297"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/categories?post=3297"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blue-bear.jp\/kb\/wp-json\/wp\/v2\/tags?post=3297"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}