atmos/atmos.py
Conor.McManus 9ff0f37356 Atmos v.1
2019-04-10 12:00:01 +02:00

52 lines
No EOL
1.9 KiB
Python
Executable file

#!/usr/bin/env python3
import argparse, subprocess, shlex, sys, os
def main(argv):
parser = argparse.ArgumentParser(description='Control Terraform Workspaces.')
g = parser.add_mutually_exclusive_group()
g.add_argument("command", help="Send commands to terraform with workspace variable context", nargs='?', default=False)
g.add_argument("-configure", help="Setup atmos parameters", nargs='?', default=False)
args, params = parser.parse_known_args()
if args.command:
determine_actions(args, params)
if args.configure == None:
configure_atmos()
def determine_actions(args, params):
env_actions = ["plan", "apply", "destroy"] # Commands that require env context
cmd = 'terraform {args}'.format(args=args.command)
for param in params: # Pass terraform params directly through
cmd = cmd + ' ' + param
if args.command in env_actions: # Append with env context
cmd = cmd + ' -var-file=vars/{env}.tfvars'.format(env=get_env())
print('Terraform {args} using env vars in {env}'.format(args=args.command, env=get_env()))
with subprocess.Popen(shlex.split(cmd)) as proc:
exit # Start process but kill py program
def get_valid_envs():
try:
return open(os.path.expanduser('~/.config/atmos.config'), 'r').read().split(",")
except FileNotFoundError:
return False
def get_env():
tf_env = subprocess.getoutput('cat .terraform/environment')
if str(tf_env) in get_valid_envs():
return(tf_env)
else:
return("qa")
def configure_atmos():
current_valid_envs = get_valid_envs()
if current_valid_envs:
print("Current special environments: {envs}".format(envs=current_valid_envs))
valid_envs = input("Enter special environments, e.g dev,preprod,prod: ")
with open(os.path.expanduser('~/.config/atmos.config'),"w+") as f:
f.write(valid_envs)
if __name__ == "__main__":
main(sys.argv)