mirror of
https://github.com/thegeeklab/ansible-later.git
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124 lines
4.4 KiB
Python
124 lines
4.4 KiB
Python
# (c) 2017 Ansible Project
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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# Make coding more python3-ish
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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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DOCUMENTATION = '''
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callback: yaml
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type: stdout
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short_description: yaml-ized Ansible screen output
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version_added: 2.5
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description:
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- Ansible output that can be quite a bit easier to read than the
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default JSON formatting.
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extends_documentation_fragment:
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- default_callback
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requirements:
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- set as stdout in configuration
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'''
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import yaml
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import json
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import re
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import string
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import sys
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from ansible.module_utils._text import to_bytes, to_text
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from ansible.module_utils.six import string_types
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from ansible.parsing.yaml.dumper import AnsibleDumper
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from ansible.plugins.callback import CallbackBase, strip_internal_keys
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from ansible.plugins.callback.default import CallbackModule as Default
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# from http://stackoverflow.com/a/15423007/115478
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def should_use_block(value):
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"""Returns true if string should be in block format"""
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for c in u"\u000a\u000d\u001c\u001d\u001e\u0085\u2028\u2029":
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if c in value:
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return True
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return False
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def my_represent_scalar(self, tag, value, style=None):
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"""Uses block style for multi-line strings"""
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if style is None:
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if should_use_block(value):
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style = '|'
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# we care more about readable than accuracy, so...
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# ...no trailing space
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value = value.rstrip()
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# ...and non-printable characters
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value = ''.join(x for x in value if x in string.printable)
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# ...tabs prevent blocks from expanding
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value = value.expandtabs()
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# ...and odd bits of whitespace
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value = re.sub(r'[\x0b\x0c\r]', '', value)
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# ...as does trailing space
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value = re.sub(r' +\n', '\n', value)
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else:
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style = self.default_style
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node = yaml.representer.ScalarNode(tag, value, style=style)
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if self.alias_key is not None:
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self.represented_objects[self.alias_key] = node
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return node
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class CallbackModule(Default):
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"""
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Variation of the Default output which uses nicely readable YAML instead
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of JSON for printing results.
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"""
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CALLBACK_VERSION = 2.0
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CALLBACK_TYPE = 'stdout'
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CALLBACK_NAME = 'yaml'
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def __init__(self):
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super(CallbackModule, self).__init__()
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yaml.representer.BaseRepresenter.represent_scalar = my_represent_scalar
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def _dump_results(self, result, indent=None, sort_keys=True, keep_invocation=False):
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if result.get('_ansible_no_log', False):
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return json.dumps(dict(censored="The output has been hidden due to the fact that 'no_log: true' was specified for this result"))
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# All result keys stating with _ansible_ are internal, so remove them from the result before we output anything.
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abridged_result = strip_internal_keys(result)
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# remove invocation unless specifically wanting it
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if not keep_invocation and self._display.verbosity < 3 and 'invocation' in result:
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del abridged_result['invocation']
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# remove diff information from screen output
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if self._display.verbosity < 3 and 'diff' in result:
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del abridged_result['diff']
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# remove exception from screen output
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if 'exception' in abridged_result:
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del abridged_result['exception']
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dumped = ''
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# put changed and skipped into a header line
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if 'changed' in abridged_result:
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dumped += 'changed=' + str(abridged_result['changed']).lower() + ' '
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del abridged_result['changed']
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if 'skipped' in abridged_result:
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dumped += 'skipped=' + str(abridged_result['skipped']).lower() + ' '
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del abridged_result['skipped']
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# if we already have stdout, we don't need stdout_lines
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if 'stdout' in abridged_result and 'stdout_lines' in abridged_result:
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abridged_result['stdout_lines'] = '<omitted>'
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if abridged_result:
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dumped += '\n'
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dumped += to_text(yaml.dump(abridged_result, allow_unicode=True, width=1000, Dumper=AnsibleDumper, default_flow_style=False))
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# indent by a couple of spaces
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dumped = '\n '.join(dumped.split('\n')).rstrip()
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return dumped
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