f3d7bee8e1
Could have used shutil.copy rather than shutil.copyfile, but this implementation preserves the md5 comparison to avoid unnecessary copies
71 lines
2.4 KiB
Python
Executable file
71 lines
2.4 KiB
Python
Executable file
#!/usr/bin/python
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# (c) 2012, Michael DeHaan <michael.dehaan@gmail.com>
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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import os
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import shutil
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def main():
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module = AnsibleModule(
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argument_spec = dict(
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src=dict(required=True),
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dest=dict(required=True)
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)
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)
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src = os.path.expanduser(module.params['src'])
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dest = os.path.expanduser(module.params['dest'])
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if not os.path.exists(src):
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module.fail_json(msg="Source %s failed to transfer" % (src))
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if not os.access(src, os.R_OK):
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module.fail_json(msg="Source %s not readable" % (src))
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md5sum_src = module.md5(src)
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md5sum_dest = None
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if os.path.exists(dest):
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if not os.access(dest, os.W_OK):
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module.fail_json(msg="Destination %s not writable" % (dest))
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if not os.access(dest, os.R_OK):
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module.fail_json(msg="Destination %s not readable" % (dest))
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# Allow dest to be directory without compromising md5 check
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if (os.path.isdir(dest)):
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dest = os.join(dest, os.path.basename(src))
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md5sum_dest = module.md5(dest)
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else:
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if not os.access(os.path.dirname(dest), os.W_OK):
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module.fail_json(msg="Destination %s not writable" % (os.path.dirname(dest)))
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if md5sum_src != md5sum_dest:
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try:
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shutil.copyfile(src, dest)
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except shutil.Error:
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module.fail_json(msg="failed to copy: %s and %s are the same" % (src, dest))
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except IOError:
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module.fail_json(msg="failed to copy: %s to %s" % (src, dest))
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changed = True
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else:
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changed = False
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module.exit_json(dest=dest, src=src, md5sum=md5sum_src, changed=changed)
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# this is magic, see lib/ansible/module_common.py
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#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
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main()
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