ansible-later/ansiblelater/rules/CheckShellInsteadCommand.py

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from ansiblelater.rule import RuleBase
class CheckShellInsteadCommand(RuleBase):
rid = "ANS110"
description = "Shell should only be used when essential"
helptext = "shell should only be used when piping, redirecting or chaining commands"
types = ["playbook", "task", "handler"]
def check(self, candidate, settings):
tasks, errors = self.get_normalized_tasks(candidate, settings)
if not errors:
for task in tasks:
if task["action"]["__ansible_module__"] == "shell":
# skip processing if args.executable is used as this
# parameter is no longer support by command module
if "executable" in task["action"]:
continue
cmd = self.get_safe_cmd(task)
if not any(ch in cmd for ch in self.SHELL_PIPE_CHARS):
errors.append(self.Error(task["__line__"], self.helptext))
return self.Result(candidate.path, errors)