34 lines
1.1 KiB
Python
34 lines
1.1 KiB
Python
import yaml
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class BadConfig(Exception):
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"""Raised when the configuration is incorrect"""
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class Configuration:
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"""Parses the configuration file, and caches it.
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The configuration is a YAML file.
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"""
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def __init__(self):
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try:
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with open("./config.yml", "r") as handle:
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self.raw = yaml.safe_load(handle)
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except yaml.YAMLError as exn:
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raise BadConfig("Cannot parse yaml") from exn
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except FileNotFoundError as exn:
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raise BadConfig("Configuration file not found") from exn
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except PermissionError as exn:
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raise BadConfig("Configuration file not readable") from exn
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self._healthcheck()
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def _healthcheck(self):
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"""Checks that the configuration is ok"""
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if "fifo_hooks" not in self.raw:
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raise BadConfig("No `fifo_hooks`")
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for hook, data in self.raw["fifo_hooks"].items():
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for mandatory in ("secret", "fifo_path"):
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if mandatory not in data:
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raise BadConfig("Fifo hook {}: no `{}`".format(hook, mandatory))
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