WatchConfig for cloud_config and update dynamically

[seokho-son]

conf/cloud_conf.yaml 내용 변경을 watch해서, 환경변수에 반영하는 기능 추가.

활용 방식 예시: cloud_conf.yaml 수정 후 저장.

nlbsw:
  sw: "HAProxy"
  version: "latest"
  commandNlbPrepare: "wget https://raw.githubusercontent.com/cloud-barista/cb-tumblebug/main/scripts/nlb/deployNlb.sh; wget https://raw.githubusercontent.com/cloud-barista/cb-tumblebug/main/scripts/nlb/addTargetNode.sh; wget https://raw.githubusercontent.com/cloud-barista/cb-tumblebug/main/scripts/nlb/applyConfig.sh; chmod +x ~/deployNlb.sh ~/addTargetNode.sh ~/applyConfig.sh"
  commandNlbDeploy: "sudo ~/deployNlb.sh"
  commandNlbAddTargetNode: "sudo ~/addTargetNode.sh"
  commandNlbApplyConfig: "sudo ~/applyConfig.sh"
  nlbMcisCommonSpec: "aws-ap-northeast-2-t2-small"
  nlbMcisCommonImage: "ubuntu18.04"
-  nlbMcisSubGroupSize: "2"
+  nlbMcisSubGroupSize: "4"

[seokho-son]

/approve