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101 lines
2.7 KiB
101 lines
2.7 KiB
# -*- coding: utf-8 -*-
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# Copyright 2018-2023 Mike Fährmann
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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"""Execute processes"""
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from .common import PostProcessor
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from .. import util, formatter
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import os
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import re
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if util.WINDOWS:
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def quote(s):
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return '"' + s.replace('"', '\\"') + '"'
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else:
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from shlex import quote
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class ExecPP(PostProcessor):
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def __init__(self, job, options):
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PostProcessor.__init__(self, job)
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if options.get("async", False):
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self._exec = self._exec_async
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args = options["command"]
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if isinstance(args, str):
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self.args = args
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self._sub = re.compile(r"\{(_directory|_filename|_path|)\}").sub
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execute = self.exec_string
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else:
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self.args = [formatter.parse(arg) for arg in args]
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execute = self.exec_list
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events = options.get("event")
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if events is None:
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events = ("after",)
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elif isinstance(events, str):
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events = events.split(",")
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job.register_hooks({event: execute for event in events}, options)
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self._init_archive(job, options)
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def exec_list(self, pathfmt):
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archive = self.archive
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kwdict = pathfmt.kwdict
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if archive and archive.check(kwdict):
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return
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kwdict["_directory"] = pathfmt.realdirectory
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kwdict["_filename"] = pathfmt.filename
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kwdict["_path"] = pathfmt.realpath
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args = [arg.format_map(kwdict) for arg in self.args]
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args[0] = os.path.expanduser(args[0])
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self._exec(args, False)
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if archive:
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archive.add(kwdict)
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def exec_string(self, pathfmt):
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archive = self.archive
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if archive and archive.check(pathfmt.kwdict):
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return
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self.pathfmt = pathfmt
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args = self._sub(self._replace, self.args)
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self._exec(args, True)
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if archive:
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archive.add(pathfmt.kwdict)
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def _exec(self, args, shell):
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self.log.debug("Running '%s'", args)
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retcode = util.Popen(args, shell=shell).wait()
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if retcode:
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self.log.warning("'%s' returned with non-zero exit status (%d)",
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args, retcode)
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def _exec_async(self, args, shell):
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self.log.debug("Running '%s'", args)
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util.Popen(args, shell=shell)
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def _replace(self, match):
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name = match.group(1)
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if name == "_directory":
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return quote(self.pathfmt.realdirectory)
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if name == "_filename":
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return quote(self.pathfmt.filename)
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return quote(self.pathfmt.realpath)
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__postprocessor__ = ExecPP
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