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83 lines
1.9 KiB
Python
83 lines
1.9 KiB
Python
"""
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Print the size of a typical SSH command line and the bootstrap code sent to new
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contexts.
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"""
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import inspect
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import sys
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import zlib
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import mitogen.fakessh
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import mitogen.master
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import mitogen.minify
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import mitogen.parent
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import mitogen.select
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import mitogen.service
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import mitogen.ssh
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import mitogen.sudo
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import ansible_mitogen.runner
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import ansible_mitogen.target
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router = mitogen.master.Router()
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context = mitogen.parent.Context(router, 0)
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stream = mitogen.ssh.Stream(router, 0, max_message_size=0, hostname='foo')
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print('SSH command size: %s' % (len(' '.join(stream.get_boot_command())),))
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print('Preamble size: %s (%.2fKiB)' % (
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len(stream.get_preamble()),
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len(stream.get_preamble()) / 1024.0,
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))
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if '--dump' in sys.argv:
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print(zlib.decompress(stream.get_preamble()))
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exit()
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print(
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' '
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' '
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' Original '
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' '
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' Minimized '
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' '
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' Compressed '
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)
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for mod in (
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mitogen.parent,
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mitogen.fork,
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ansible_mitogen.target,
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ansible_mitogen.runner,
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mitogen.ssh,
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mitogen.sudo,
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mitogen.select,
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mitogen.service,
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mitogen.fakessh,
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mitogen.master,
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):
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original = inspect.getsource(mod)
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original_size = len(original)
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minimized = mitogen.minify.minimize_source(original)
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minimized_size = len(minimized)
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compressed = zlib.compress(minimized, 9)
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compressed_size = len(compressed)
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print(
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'%-25s'
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' '
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'%5i %4.1fKiB'
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' '
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'%5i %4.1fKiB %.1f%%'
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' '
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'%5i %4.1fKiB %.1f%%'
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% (
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mod.__name__,
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original_size,
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original_size / 1024.0,
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minimized_size,
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minimized_size / 1024.0,
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100 * minimized_size / float(original_size),
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compressed_size,
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compressed_size / 1024.0,
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100 * compressed_size / float(original_size),
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))
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