AWS自动化运维脚本分享


背景介绍:
目前项目中使用了大量的AWS EC2 Instances作为服务器,在自动化运维方面,我们之前一直使用的是AWS CLI命令行工具,然后在Shell脚本中调用。
最近我想通过脚本实现一个“Clone”的功能,模拟Web Console上的“Launch More Like This”来创建Instance。但在Shell脚本中实现起来感觉不太舒服,于是就直接利用Python的boto库写了一个,在此分享给大家。

具体内容:
脚本地址:https://github.com/mcsrainbow/python-demos/blob/master/demos/awscli.py

相关示例:
温馨提示:我的Blog页面默认没有采用宽屏模式,如果觉得下面的代码不太美观,可以点击右上角的“<>”切换到宽屏模式。
$ ./awscli.py -h

usage: awscli.py [-h] (--create | --clone | --terminate) --region REGION
                 [--instance_name INSTANCE_NAME] [--image_id IMAGE_ID]
                 [--instance_type INSTANCE_TYPE] [--key_name KEY_NAME]
                 [--security_group_ids SECURITY_GROUP_IDS]
                 [--subnet_id SUBNET_ID]
                 [--src_instance_name SRC_INSTANCE_NAME]
                 [--dest_instance_name DEST_INSTANCE_NAME]
                 [--private_ip_address PRIVATE_IP_ADDRESS]
                 [--instance_id INSTANCE_ID] [--volume_size VOLUME_SIZE]
                 [--volume_type {standard,io1,gp2}]
                 [--volume_zone VOLUME_ZONE] [--volume_iops VOLUME_IOPS]
                 [--volume_delete_on_termination]
                 [--load_balancer_name LOAD_BALANCER_NAME]
                 [--ignore_load_balancer]
                 [--quick]

examples:
  ./awscli.py --create --region us-west-1 --instance_name idc1-server2 \
              --image_id ami-30f01234 --instance_type t1.micro \
              --key_name idc1-keypair1 --security_group_ids sg-eaf01234f \
              --subnet_id subnet-6d901234
  ./awscli.py --create --region us-west-1 --instance_name idc1-server3 \
              --image_id ami-30f01234 --instance_type t1.micro \
              --key_name idc1-keypair1 --security_group_ids sg-eaf01234f \
              --subnet_id subnet-6d901234 --volume_size 10 --volume_type gp2 \
              --volume_zone us-west-1a --volume_delete_on_termination \
              --load_balancer_name idc1-elb1 --private_ip_address 172.16.2.23
  ./awscli.py --clone --region us-west-1 --src_instance_name idc1-server1 \
              --dest_instance_name idc1-server2
  ./awscli.py --clone --region us-west-1 --src_instance_name idc1-server1 \
              --dest_instance_name idc1-server3 --private_ip_address 172.16.2.23
  ./awscli.py --clone --region us-west-1 --src_instance_name idc1-server1 \
              --dest_instance_name idc1-server3 --private_ip_address 172.16.2.23 \
              --ignore_load_balancer
  ./awscli.py --terminate --region us-west-1 --instance_name idc1-server3
  ./awscli.py --terminate --region us-west-1 --instance_id i-01234abc
  ./awscli.py --terminate --region us-west-1 --instance_id i-01234abc --quick
  ...

optional arguments:
  -h, --help            show this help message and exit
  --create              create instance
  --clone               clone instance
  --terminate           terminate instance
  --region REGION
  --instance_name INSTANCE_NAME
  --image_id IMAGE_ID
  --instance_type INSTANCE_TYPE
  --key_name KEY_NAME
  --security_group_ids SECURITY_GROUP_IDS
  --subnet_id SUBNET_ID
  --src_instance_name SRC_INSTANCE_NAME
  --dest_instance_name DEST_INSTANCE_NAME
  --private_ip_address PRIVATE_IP_ADDRESS
  --instance_id INSTANCE_ID
  --volume_size VOLUME_SIZE
                        in GiB
  --volume_type {standard,io1,gp2}
  --volume_zone VOLUME_ZONE
  --volume_iops VOLUME_IOPS
  --volume_delete_on_termination
                        delete volumes on termination
  --load_balancer_name LOAD_BALANCER_NAME
  --ignore_load_balancer
                        ignore load balancer setting
  --quick               no wait on termination

$ ./awscli.py --create --region us-west-1 --instance_name idc1-server1 --image_id ami-30f01234 \
--instance_type t1.micro --key_name idc1-keypair1 --security_group_ids sg-eaf01234f \
--subnet_id subnet-6d901234 --volume_size 10 --volume_type gp2 --volume_zone us-west-1a \
--volume_delete_on_termination --load_balancer_name idc1-elb1 --private_ip_address 172.16.2.21

1. Launching instance: idc1-server1
2. Creating tag as instance name: {"Name": idc1-server1}
Instance state: pending
Instance state: running
3. Creating secondary volume for instance: idc1-server1 as gp2 10G
Volume status: available
4. Attaching volume: vol-4ba6a54c to instance: idc1-server1 as device: /dev/sdf
5. Adding instance: idc1-server1 to ELB: idc1-elb1

$ ./awscli.py --clone --region us-west-1 --src_instance_name idc1-server1 --dest_instance_name idc1-server2

1. Launching instance: idc1-server2
2. Creating tag as instance name: {"Name": idc1-server2}
Instance state: pending
Instance state: running
3. Creating secondary volume for instance: idc1-server2 as gp2 10G
Volume status: available
4. Attaching volume: vol-5b61635c to instance: idc1-server2 as device: /dev/sdf
5. Adding instance: idc1-server2 to ELB: idc1-elb1

$ ./awscli.py --terminate --region us-west-1 --instance_name idc1-server2

Terminating instance: idc1-server2 id: i-86976d62
Instance state: shutting-down
Instance state: shutting-down
Instance state: terminated

, ,

  1. #1 by guomaoqiu on 2015/06/12 - 16:09

    真心看不懂哇。

  2. #2 by king on 2015/10/10 - 11:21

    apple!苹果

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