84 lines
3.0 KiB
Python
84 lines
3.0 KiB
Python
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# Copyright 2019, David Wilson
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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#
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# 3. Neither the name of the copyright holder nor the names of its contributors
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# may be used to endorse or promote products derived from this software without
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# specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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# !mitogen: minify_safe
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import logging
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import mitogen.core
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import mitogen.parent
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LOG = logging.getLogger(__name__)
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class Options(mitogen.parent.Options):
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container = None
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image = None
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username = None
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docker_path = u'docker'
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def __init__(self, container=None, image=None, docker_path=None,
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username=None, **kwargs):
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super(Options, self).__init__(**kwargs)
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assert container or image
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if container:
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self.container = mitogen.core.to_text(container)
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if image:
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self.image = mitogen.core.to_text(image)
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if docker_path:
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self.docker_path = mitogen.core.to_text(docker_path)
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if username:
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self.username = mitogen.core.to_text(username)
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class Connection(mitogen.parent.Connection):
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options_class = Options
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child_is_immediate_subprocess = False
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# TODO: better way of capturing errors such as "No such container."
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create_child_args = {
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'merge_stdio': True
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}
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def _get_name(self):
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return u'docker.' + (self.options.container or self.options.image)
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def get_boot_command(self):
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args = ['--interactive']
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if self.options.username:
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args += ['--user=' + self.options.username]
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bits = [self.options.docker_path]
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if self.options.container:
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bits += ['exec'] + args + [self.options.container]
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elif self.options.image:
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bits += ['run'] + args + ['--rm', self.options.image]
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return bits + super(Connection, self).get_boot_command()
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