CUSTOM ERROR NOTIFICATION FOR LOG GROUP

1. Deploy with custom email for SNS to send notifications, log group and log stream prefix

cdk deploy --parameters subcriptionEmail=sabo2205@gmail.com --parameters logName=testlog

2. Confirm subscription after deploy
3. You can test run by creating new log event in log group Current setting gonna push notification with ERROR or WARN

Setup log collect from EC2

Make sure EC2 have permission to send log to CloudWatch Logs

sudo yum install -y amazon-cloudwatch-agent

Option 1: Run cloudwatch agent wizard setting

sudo /opt/aws/amazon-cloudwatch-agent/bin/amazon-cloudwatch-agent-config-wizard

Option 2: Manual setting Create cloudWatch agent's configuration file location: /opt/aws/amazon-cloudwatch-agent/etc/amazon-cloudwatch-agent.json

amazon-cloudwatch-agent-ctl -a append-config -c file:/opt/aws/amazon-cloudwatch-agent/etc/amazon-cloudwatch-agent.json
-- restart agent
amazon-cloudwatch-agent-ctl -a stop
amazon-cloudwatch-agent-ctl -a start

Config log collect's settings Example:

{
  "agent": {
    "metrics_collection_interval": 10,
    "logfile": "/opt/aws/amazon-cloudwatch-agent/logs/amazon-cloudwatch-agent.log"
  },
  "logs": {
    "logs_collected": {
      "files": {
        "collect_list": [
          {
            "file_path": "/var/html/www/project/app/storage/logs/**.log",
            "log_group_name": "project-application-log",
            "log_stream_name": "backend-log",
            "timezone": "Local",
            "timestamp_format": "%Y-%m-%d %H:%M:%S %f %Z"
          },
          {
            "file_path": "/opt/aws/amazon-cloudwatch-agent/logs/test.log",
            "log_group_name": "test.log",
            "log_stream_name": "test.log",
            "timezone": "Local"
          }
        ]
      }
    },
    "log_stream_name": "my_log_stream_name",
    "force_flush_interval": 15
  }
}