Dependency:
- boto3 and AWS credential configured on your local
- colored
Usage:
$ python ech.py server-name
More simple usage:
- Rename
ech.pytoechand move it to~/binor somewhere listed in your$PATH. $ ech server-name
Created
March 15, 2018 06:04
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Save ygzgxyz/656c38afdc41747109f2ca52d59685d0 to your computer and use it in GitHub Desktop.
ec2 ssh
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| #!/home/hj/bin/python | |
| import os | |
| import sys | |
| import textwrap | |
| import boto3 | |
| from colored import fg, attr | |
| def find_tag(tags, name): | |
| for tag in tags: | |
| if tag['Key'] == name: | |
| return tag['Value'] | |
| return None | |
| if __name__ == '__main__': | |
| name = sys.argv[1] | |
| instances = list(boto3.resource('ec2')\ | |
| .instances\ | |
| .filter(Filters=[ | |
| {'Name': 'instance-state-name', 'Values': ['running']}, | |
| {'Name': 'tag:Name', 'Values': [f'*{name}*']} | |
| ])) | |
| instances.sort(key=lambda i: find_tag(i.tags, 'Name')) | |
| if not instances: | |
| print('Not found') | |
| sys.exit(1) | |
| longest_name_length = max(len(find_tag(i.tags, 'Name')) for i in instances) | |
| name_fmt = '{:%ds}' % longest_name_length | |
| for i, instance in enumerate(instances): | |
| instance_name = find_tag(instance.tags, 'Name') | |
| print( | |
| fg('dark_olive_green_3b'), | |
| f'{i:2d}.', | |
| name_fmt.format(instance_name), | |
| attr('reset'), | |
| fg('light_green_3'), | |
| instance.instance_type, | |
| attr('reset'), | |
| '\t', | |
| instance.public_ip_address, | |
| '\n ', | |
| fg('dark_green_sea'), | |
| instance.public_dns_name, | |
| attr('reset'), | |
| ) | |
| idx = 0 | |
| if len(instances) > 1: | |
| idx = input('Type #: ') | |
| try: | |
| idx = int(idx) | |
| except ValueError: | |
| print('Invalid input') | |
| sys.exit(1) | |
| chosen = instances[idx] | |
| chosen_name = find_tag(chosen.tags, 'Name') | |
| print( | |
| '\n', | |
| 'Connecting to ', | |
| fg('light_green_3'), attr('bold'), | |
| f'{chosen_name}', | |
| attr('reset'), '\n', | |
| f' Id:\t\t{chosen.id}\n', | |
| f' Public:\t{chosen.public_ip_address}\n', | |
| f' Private:\t{chosen.private_ip_address}\n', | |
| attr('reset'), | |
| ) | |
| command = f'ssh ubuntu@{chosen.public_dns_name}' | |
| os.system(command) |
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