mirror of
https://github.com/thegeeklab/ansible-later.git
synced 2024-11-16 10:00:39 +00:00
77 lines
3.2 KiB
Python
77 lines
3.2 KiB
Python
|
# This code is part of Ansible, but is an independent component.
|
||
|
# This particular file snippet, and this file snippet only, is BSD licensed.
|
||
|
# Modules you write using this snippet, which is embedded dynamically by Ansible
|
||
|
# still belong to the author of the module, and may assign their own license
|
||
|
# to the complete work.
|
||
|
#
|
||
|
# Redistribution and use in source and binary forms, with or without modification,
|
||
|
# are permitted provided that the following conditions are met:
|
||
|
#
|
||
|
# * Redistributions of source code must retain the above copyright
|
||
|
# notice, this list of conditions and the following disclaimer.
|
||
|
# * Redistributions in binary form must reproduce the above copyright notice,
|
||
|
# this list of conditions and the following disclaimer in the documentation
|
||
|
# and/or other materials provided with the distribution.
|
||
|
#
|
||
|
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
||
|
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||
|
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||
|
# IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||
|
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||
|
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||
|
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||
|
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
|
||
|
# USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||
|
#
|
||
|
|
||
|
import json
|
||
|
|
||
|
|
||
|
# NB: a copy of this function exists in ../../modules/core/async_wrapper.py. Ensure any
|
||
|
# changes are propagated there.
|
||
|
def _filter_non_json_lines(data):
|
||
|
'''
|
||
|
Used to filter unrelated output around module JSON output, like messages from
|
||
|
tcagetattr, or where dropbear spews MOTD on every single command (which is nuts).
|
||
|
|
||
|
Filters leading lines before first line-starting occurrence of '{' or '[', and filter all
|
||
|
trailing lines after matching close character (working from the bottom of output).
|
||
|
'''
|
||
|
warnings = []
|
||
|
|
||
|
# Filter initial junk
|
||
|
lines = data.splitlines()
|
||
|
|
||
|
for start, line in enumerate(lines):
|
||
|
line = line.strip()
|
||
|
if line.startswith(u'{'):
|
||
|
endchar = u'}'
|
||
|
break
|
||
|
elif line.startswith(u'['):
|
||
|
endchar = u']'
|
||
|
break
|
||
|
else:
|
||
|
raise ValueError('No start of json char found')
|
||
|
|
||
|
# Filter trailing junk
|
||
|
lines = lines[start:]
|
||
|
|
||
|
for reverse_end_offset, line in enumerate(reversed(lines)):
|
||
|
if line.strip().endswith(endchar):
|
||
|
break
|
||
|
else:
|
||
|
raise ValueError('No end of json char found')
|
||
|
|
||
|
if reverse_end_offset > 0:
|
||
|
# Trailing junk is uncommon and can point to things the user might
|
||
|
# want to change. So print a warning if we find any
|
||
|
trailing_junk = lines[len(lines) - reverse_end_offset:]
|
||
|
for line in trailing_junk:
|
||
|
if line.strip():
|
||
|
warnings.append('Module invocation had junk after the JSON data: %s' % '\n'.join(trailing_junk))
|
||
|
break
|
||
|
|
||
|
lines = lines[:(len(lines) - reverse_end_offset)]
|
||
|
|
||
|
return ('\n'.join(lines), warnings)
|