79 lines
2.6 KiB
Python
79 lines
2.6 KiB
Python
import os
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import subprocess
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import dotbot
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import dotbot.util
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class Shell(dotbot.Plugin):
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"""
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Run arbitrary shell commands.
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"""
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_directive = "shell"
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_has_shown_override_message = False
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def can_handle(self, directive):
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return directive == self._directive
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def handle(self, directive, data):
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if directive != self._directive:
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raise ValueError("Shell cannot handle directive %s" % directive)
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return self._process_commands(data)
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def _process_commands(self, data):
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success = True
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defaults = self._context.defaults().get("shell", {})
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options = self._get_option_overrides()
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for item in data:
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stdin = defaults.get("stdin", False)
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stdout = defaults.get("stdout", False)
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stderr = defaults.get("stderr", False)
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quiet = defaults.get("quiet", False)
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if isinstance(item, dict):
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cmd = item["command"]
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msg = item.get("description", None)
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stdin = item.get("stdin", stdin)
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stdout = item.get("stdout", stdout)
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stderr = item.get("stderr", stderr)
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quiet = item.get("quiet", quiet)
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elif isinstance(item, list):
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cmd = item[0]
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msg = item[1] if len(item) > 1 else None
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else:
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cmd = item
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msg = None
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if msg is None:
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self._log.lowinfo(cmd)
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elif quiet:
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self._log.lowinfo("%s" % msg)
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else:
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self._log.lowinfo("%s [%s]" % (msg, cmd))
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stdout = options.get("stdout", stdout)
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stderr = options.get("stderr", stderr)
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ret = dotbot.util.shell_command(
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cmd,
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cwd=self._context.base_directory(),
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enable_stdin=stdin,
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enable_stdout=stdout,
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enable_stderr=stderr,
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)
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if ret != 0:
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success = False
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self._log.warning("Command [%s] failed" % cmd)
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if success:
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self._log.info("All commands have been executed")
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else:
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self._log.error("Some commands were not successfully executed")
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return success
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def _get_option_overrides(self):
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ret = {}
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options = self._context.options()
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if options.verbose > 1:
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ret["stderr"] = True
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ret["stdout"] = True
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if not self._has_shown_override_message:
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self._log.debug("Shell: Found cli option to force show stderr and stdout.")
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self._has_shown_override_message = True
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return ret
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