203 lines
7.1 KiB
Python
203 lines
7.1 KiB
Python
# (c) 2014, 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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# FIXME: copied mostly from old code, needs py3 improvements
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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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import textwrap
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import os
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import random
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import subprocess
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import sys
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import time
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from multiprocessing import Lock
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from ansible import constants as C
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from ansible.errors import AnsibleError
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from ansible.utils.color import stringc
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from ansible.utils.unicode import to_bytes
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class Display:
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def __init__(self, verbosity=0):
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self.verbosity = verbosity
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# list of all deprecation messages to prevent duplicate display
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self._deprecations = {}
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self._warns = {}
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self._errors = {}
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self.cowsay = None
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self.noncow = os.getenv("ANSIBLE_COW_SELECTION",None)
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self.set_cowsay_info()
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#self.debug_lock = Lock()
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def set_cowsay_info(self):
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if not C.ANSIBLE_NOCOWS:
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if os.path.exists("/usr/bin/cowsay"):
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self.cowsay = "/usr/bin/cowsay"
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elif os.path.exists("/usr/games/cowsay"):
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self.cowsay = "/usr/games/cowsay"
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elif os.path.exists("/usr/local/bin/cowsay"):
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# BSD path for cowsay
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self.cowsay = "/usr/local/bin/cowsay"
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elif os.path.exists("/opt/local/bin/cowsay"):
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# MacPorts path for cowsay
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self.cowsay = "/opt/local/bin/cowsay"
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if self.cowsay and self.noncow == 'random':
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cmd = subprocess.Popen([self.cowsay, "-l"], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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(out, err) = cmd.communicate()
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cows = out.split()
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cows.append(False)
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self.noncow = random.choice(cows)
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def display(self, msg, color=None, stderr=False, screen_only=False, log_only=False):
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msg2 = msg
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if color:
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msg2 = stringc(msg, color)
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if not log_only:
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b_msg2 = to_bytes(msg2)
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if not stderr:
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print(b_msg2)
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else:
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print(b_msg2, file=sys.stderr)
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if C.DEFAULT_LOG_PATH != '':
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while msg.startswith("\n"):
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msg = msg.replace("\n","")
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b_msg = to_bytes(msg)
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# FIXME: logger stuff needs to be implemented
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#if not screen_only:
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# if color == 'red':
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# logger.error(b_msg)
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# else:
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# logger.info(b_msg)
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def vv(self, msg, host=None):
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return self.verbose(msg, host=host, caplevel=1)
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def vvv(self, msg, host=None):
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return self.verbose(msg, host=host, caplevel=2)
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def vvvv(self, msg, host=None):
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return self.verbose(msg, host=host, caplevel=3)
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def vvvvv(self, msg, host=None):
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return self.verbose(msg, host=host, caplevel=4)
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def vvvvvv(self, msg, host=None):
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return self.verbose(msg, host=host, caplevel=5)
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def debug(self, msg):
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if C.DEFAULT_DEBUG:
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# FIXME: enable when display is inherited to all
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#self.debug_lock.acquire()
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self.display("%6d %0.5f: %s" % (os.getpid(), time.time(), msg), color='dark gray')
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sys.stdout.flush()
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#self.debug_lock.release()
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def verbose(self, msg, host=None, caplevel=2):
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# FIXME: this needs to be implemented
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#msg = utils.sanitize_output(msg)
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if self.verbosity > caplevel:
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if host is None:
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self.display(msg, color='blue')
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else:
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self.display("<%s> %s" % (host, msg), color='blue', screen_only=True)
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def deprecated(self, msg, version=None, removed=False):
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''' used to print out a deprecation message.'''
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if not removed and not C.DEPRECATION_WARNINGS:
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return
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if not removed:
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if version:
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new_msg = "\n[DEPRECATION WARNING]: %s. This feature will be removed in version %s." % (msg, version)
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else:
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new_msg = "\n[DEPRECATION WARNING]: %s. This feature will be removed in a future release." % (msg)
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new_msg = new_msg + " Deprecation warnings can be disabled by setting deprecation_warnings=False in ansible.cfg.\n\n"
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else:
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raise AnsibleError("[DEPRECATED]: %s. Please update your playbooks." % msg)
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wrapped = textwrap.wrap(new_msg, 79)
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new_msg = "\n".join(wrapped) + "\n"
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if new_msg not in self._deprecations:
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self.display(new_msg, color='purple', stderr=True)
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self._deprecations[new_msg] = 1
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def warning(self, msg):
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new_msg = "\n[WARNING]: %s" % msg
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wrapped = textwrap.wrap(new_msg, 79)
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new_msg = "\n".join(wrapped) + "\n"
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if new_msg not in self._warns:
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self.display(new_msg, color='bright purple', stderr=True)
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self._warns[new_msg] = 1
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def system_warning(self, msg):
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if C.SYSTEM_WARNINGS:
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self.warning(msg)
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def banner(self, msg, color=None):
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'''
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Prints a header-looking line with stars taking up to 80 columns
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of width (3 columns, minimum)
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'''
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if self.cowsay:
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try:
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self.banner_cowsay(msg)
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return
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except OSError:
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# somebody cleverly deleted cowsay or something during the PB run. heh.
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pass
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msg = msg.strip()
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star_len = (80 - len(msg))
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if star_len < 0:
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star_len = 3
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stars = "*" * star_len
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self.display("\n%s %s" % (msg, stars), color=color)
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def banner_cowsay(self, msg, color=None):
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if ": [" in msg:
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msg = msg.replace("[","")
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if msg.endswith("]"):
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msg = msg[:-1]
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runcmd = [self.cowsay,"-W", "60"]
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if self.noncow:
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runcmd.append('-f')
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runcmd.append(self.noncow)
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runcmd.append(msg)
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cmd = subprocess.Popen(runcmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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(out, err) = cmd.communicate()
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self.display("%s\n" % out, color=color)
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def error(self, msg, wrap_text=True):
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if wrap_text:
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new_msg = "\n[ERROR]: %s" % msg
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wrapped = textwrap.wrap(new_msg, 79)
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new_msg = "\n".join(wrapped) + "\n"
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else:
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new_msg = msg
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if new_msg not in self._errors:
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self.display(new_msg, color='red', stderr=True)
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self._errors[new_msg] = 1
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