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from ansible.plugins.action import ActionBase
import re
import yaml
from yaml.loader import SafeLoader
class ActionModule(ActionBase):
def run(self, tmp=None, task_vars=None):
if task_vars is None:
task_vars = dict()
result = super(ActionModule, self).run(tmp, task_vars)
result['changed'] = False
result['failed'] = False
error_msgs = []
### syncthing_data.yaml file validation ###############################
peers = {}
with open('syncthing_data.yaml') as f:
data = yaml.load(f, Loader=SafeLoader)
if not isinstance(data, list):
error_msgs.append(f"The syncthing_data.yaml file must contain a list")
else:
for peer in data:
if not isinstance(peer, dict):
error_msgs.append(f"syncthing_data.yaml must contain a list of dicts")
else:
for key in peer.keys():
if not key in ['address', 'id', 'name', 'shared']:
error_msgs.append(f"Invalid key {key} in dict for syncthing_data.yaml entry")
if 'address' in peer.keys():
if not isinstance(peer['address'], str):
error_msgs.append(f"Invalid address in syncthing_data.yaml, must be of type string")
elif re.match('^tcp://', peer['address']) == None:
error_msgs.append(f"Invalid address in syncthing_data.yaml, must be of format tcp://<hostname or ip address>/")
if 'id' in peer.keys():
if not isinstance(peer['id'], str):
error_msgs.append(f"Invalid id in syncthing_data.yaml, must be of type string")
elif re.match('^(?:[A-Z0-9]{7}-){7}[A-Z0-9]{7}$', peer['id']) == None:
error_msgs.append(f"Invalid id in syncthing_data.yaml, must be of valid")
if 'name' in peer.keys():
if not isinstance(peer['name'], str):
error_msgs.append(f"Invalid name in syncthing_data.yaml, must be of type string")
elif not re.match('^[A-Za-z0-9\.]+$', peer['name']) == None:
error_msgs.append(f"Invalid name in syncthing_data.yaml, must be name a valid hostname")
if 'shared' in peer.keys():
# TODO validate shared and populate peers
pass
### host_vars validations #############################################
for hostname, hostvars in task_vars['hostvars'].items() :
if 'syncthing' in hostvars.keys():
if not isinstance(task_vars['syncthing'], dict):
error_msgs.append(f"The syncthing variable must be of type dict for host {hostname}")
else:
syncthing = hostvars['syncthing']
for key in syncthing.keys():
if not key in ['address', 'shared']:
error_msgs.append(f"Invalid key {key} in the syncthing dict for host {hostname}")
peer = {
'address': 'dynamic',
'shared': [],
}
if 'address' in syncthing.keys():
if not isinstance(syncthing['address'], str):
error_msgs.append(f"Invalid address for host {hostname}: must be of type string")
elif re.match('^tcp://', syncthing['address']) == None:
error_msgs.append(f"Invalid address for host {hostname}: must be of format tcp://<hostname or ip address>/")
else:
peer['address'] = syncthing['address']
if 'shared' not in syncthing.keys():
error_msgs.append(f"Invalid syncthing entry for host {hostname}: no shared key in dict")
elif not isinstance(syncthing['shared'], list):
error_msgs.append(f"Invalid shared syncthing entry for host {hostname}: must be of type list")
elif len(syncthing['shared']) == 0:
error_msgs.append(f"Invalid shared syncthing entry for host {hostname}: must be a non empty list")
else:
for shared in syncthing['shared']:
if not isinstance(shared, dict):
error_msgs.append(f"Invalid shared syncthing entry for host {hostname}: shared needs to be a dict")
else:
for key in shared.keys():
if not key in ['name', 'path', 'peers']:
error_msgs.append(f"Invalid key {key} in the shared syncthing array for host {hostname}")
if 'name' not in shared.keys():
error_msgs.append(f"Invalid shared syncthing entry for host {hostname}: no name key in dict")
elif not isinstance(shared['name'], str):
error_msgs.append(f"Invalid shared name for host {hostname}: must be of type string")
#elif not shared['name'] in task_vars['hostvars']:
# error_msgs.append(f"Invalid shared name for host {hostname}: must be an ansible host, or defined in syncthing_data.yaml")
# TODO keep validating each key
### Results compilation ##############################################
if error_msgs != []:
result['msg'] = ' ; '.join(error_msgs)
result['failed'] = True
return result
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