mirror of
https://github.com/ansible-collections/community.general.git
synced 2024-09-14 20:13:21 +02:00
358 lines
12 KiB
Python
358 lines
12 KiB
Python
# (c) 2014, Michael DeHaan <michael.dehaan@gmail.com>
|
|
#
|
|
# This file is part of Ansible
|
|
#
|
|
# Ansible is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# Ansible is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
from __future__ import (absolute_import, division, print_function)
|
|
__metaclass__ = type
|
|
|
|
import errno
|
|
import fcntl
|
|
import getpass
|
|
import locale
|
|
import logging
|
|
import os
|
|
import random
|
|
import subprocess
|
|
import sys
|
|
import textwrap
|
|
import time
|
|
|
|
from struct import unpack, pack
|
|
from termios import TIOCGWINSZ
|
|
|
|
from ansible import constants as C
|
|
from ansible.errors import AnsibleError
|
|
from ansible.module_utils._text import to_bytes, to_text
|
|
from ansible.utils.color import stringc
|
|
|
|
|
|
try:
|
|
# Python 2
|
|
input = raw_input
|
|
except NameError:
|
|
# Python 3, we already have raw_input
|
|
pass
|
|
|
|
|
|
class FilterBlackList(logging.Filter):
|
|
def __init__(self, blacklist):
|
|
self.blacklist = [logging.Filter(name) for name in blacklist]
|
|
|
|
def filter(self, record):
|
|
return not any(f.filter(record) for f in self.blacklist)
|
|
|
|
|
|
logger = None
|
|
# TODO: make this a logging callback instead
|
|
if C.DEFAULT_LOG_PATH:
|
|
path = C.DEFAULT_LOG_PATH
|
|
if (os.path.exists(path) and os.access(path, os.W_OK)) or os.access(os.path.dirname(path), os.W_OK):
|
|
logging.basicConfig(filename=path, level=logging.DEBUG, format='%(asctime)s %(name)s %(message)s')
|
|
mypid = str(os.getpid())
|
|
user = getpass.getuser()
|
|
logger = logging.getLogger("p=%s u=%s | " % (mypid, user))
|
|
for handler in logging.root.handlers:
|
|
handler.addFilter(FilterBlackList(C.DEFAULT_LOG_FILTER))
|
|
else:
|
|
print("[WARNING]: log file at %s is not writeable and we cannot create it, aborting\n" % path, file=sys.stderr)
|
|
|
|
b_COW_PATHS = (
|
|
b"/usr/bin/cowsay",
|
|
b"/usr/games/cowsay",
|
|
b"/usr/local/bin/cowsay", # BSD path for cowsay
|
|
b"/opt/local/bin/cowsay", # MacPorts path for cowsay
|
|
)
|
|
|
|
|
|
class Display:
|
|
|
|
def __init__(self, verbosity=0):
|
|
|
|
self.columns = None
|
|
self.verbosity = verbosity
|
|
|
|
# list of all deprecation messages to prevent duplicate display
|
|
self._deprecations = {}
|
|
self._warns = {}
|
|
self._errors = {}
|
|
|
|
self.b_cowsay = None
|
|
self.noncow = C.ANSIBLE_COW_SELECTION
|
|
|
|
self.set_cowsay_info()
|
|
|
|
if self.b_cowsay:
|
|
try:
|
|
cmd = subprocess.Popen([self.b_cowsay, "-l"], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
|
|
(out, err) = cmd.communicate()
|
|
self.cows_available = set([to_text(c) for c in out.split()])
|
|
if C.ANSIBLE_COW_WHITELIST:
|
|
self.cows_available = set(C.ANSIBLE_COW_WHITELIST).intersection(self.cows_available)
|
|
except:
|
|
# could not execute cowsay for some reason
|
|
self.b_cowsay = False
|
|
|
|
self._set_column_width()
|
|
|
|
def set_cowsay_info(self):
|
|
if C.ANSIBLE_NOCOWS:
|
|
return
|
|
|
|
if C.ANSIBLE_COW_PATH:
|
|
self.b_cowsay = C.ANSIBLE_COW_PATH
|
|
else:
|
|
for b_cow_path in b_COW_PATHS:
|
|
if os.path.exists(b_cow_path):
|
|
self.b_cowsay = b_cow_path
|
|
|
|
def display(self, msg, color=None, stderr=False, screen_only=False, log_only=False):
|
|
""" Display a message to the user
|
|
|
|
Note: msg *must* be a unicode string to prevent UnicodeError tracebacks.
|
|
"""
|
|
|
|
nocolor = msg
|
|
if color:
|
|
msg = stringc(msg, color)
|
|
|
|
if not log_only:
|
|
if not msg.endswith(u'\n'):
|
|
msg2 = msg + u'\n'
|
|
else:
|
|
msg2 = msg
|
|
|
|
msg2 = to_bytes(msg2, encoding=self._output_encoding(stderr=stderr))
|
|
if sys.version_info >= (3,):
|
|
# Convert back to text string on python3
|
|
# We first convert to a byte string so that we get rid of
|
|
# characters that are invalid in the user's locale
|
|
msg2 = to_text(msg2, self._output_encoding(stderr=stderr), errors='replace')
|
|
|
|
# Note: After Display() class is refactored need to update the log capture
|
|
# code in 'bin/ansible-connection' (and other relevant places).
|
|
if not stderr:
|
|
fileobj = sys.stdout
|
|
else:
|
|
fileobj = sys.stderr
|
|
|
|
fileobj.write(msg2)
|
|
|
|
try:
|
|
fileobj.flush()
|
|
except IOError as e:
|
|
# Ignore EPIPE in case fileobj has been prematurely closed, eg.
|
|
# when piping to "head -n1"
|
|
if e.errno != errno.EPIPE:
|
|
raise
|
|
|
|
if logger and not screen_only:
|
|
msg2 = nocolor.lstrip(u'\n')
|
|
|
|
msg2 = to_bytes(msg2)
|
|
if sys.version_info >= (3,):
|
|
# Convert back to text string on python3
|
|
# We first convert to a byte string so that we get rid of
|
|
# characters that are invalid in the user's locale
|
|
msg2 = to_text(msg2, self._output_encoding(stderr=stderr))
|
|
|
|
if color == C.COLOR_ERROR:
|
|
logger.error(msg2)
|
|
else:
|
|
logger.info(msg2)
|
|
|
|
def v(self, msg, host=None):
|
|
return self.verbose(msg, host=host, caplevel=0)
|
|
|
|
def vv(self, msg, host=None):
|
|
return self.verbose(msg, host=host, caplevel=1)
|
|
|
|
def vvv(self, msg, host=None):
|
|
return self.verbose(msg, host=host, caplevel=2)
|
|
|
|
def vvvv(self, msg, host=None):
|
|
return self.verbose(msg, host=host, caplevel=3)
|
|
|
|
def vvvvv(self, msg, host=None):
|
|
return self.verbose(msg, host=host, caplevel=4)
|
|
|
|
def vvvvvv(self, msg, host=None):
|
|
return self.verbose(msg, host=host, caplevel=5)
|
|
|
|
def debug(self, msg):
|
|
if C.DEFAULT_DEBUG:
|
|
self.display("%6d %0.5f: %s" % (os.getpid(), time.time(), msg), color=C.COLOR_DEBUG)
|
|
|
|
def verbose(self, msg, host=None, caplevel=2):
|
|
if self.verbosity > caplevel:
|
|
if host is None:
|
|
self.display(msg, color=C.COLOR_VERBOSE)
|
|
else:
|
|
self.display("<%s> %s" % (host, msg), color=C.COLOR_VERBOSE, screen_only=True)
|
|
|
|
def deprecated(self, msg, version=None, removed=False):
|
|
''' used to print out a deprecation message.'''
|
|
|
|
if not removed and not C.DEPRECATION_WARNINGS:
|
|
return
|
|
|
|
if not removed:
|
|
if version:
|
|
new_msg = "[DEPRECATION WARNING]: %s. This feature will be removed in version %s." % (msg, version)
|
|
else:
|
|
new_msg = "[DEPRECATION WARNING]: %s. This feature will be removed in a future release." % (msg)
|
|
new_msg = new_msg + " Deprecation warnings can be disabled by setting deprecation_warnings=False in ansible.cfg.\n\n"
|
|
else:
|
|
raise AnsibleError("[DEPRECATED]: %s.\nPlease update your playbooks." % msg)
|
|
|
|
wrapped = textwrap.wrap(new_msg, self.columns, drop_whitespace=False)
|
|
new_msg = "\n".join(wrapped) + "\n"
|
|
|
|
if new_msg not in self._deprecations:
|
|
self.display(new_msg.strip(), color=C.COLOR_DEPRECATE, stderr=True)
|
|
self._deprecations[new_msg] = 1
|
|
|
|
def warning(self, msg, formatted=False):
|
|
|
|
if not formatted:
|
|
new_msg = "\n[WARNING]: %s" % msg
|
|
wrapped = textwrap.wrap(new_msg, self.columns)
|
|
new_msg = "\n".join(wrapped) + "\n"
|
|
else:
|
|
new_msg = "\n[WARNING]: \n%s" % msg
|
|
|
|
if new_msg not in self._warns:
|
|
self.display(new_msg, color=C.COLOR_WARN, stderr=True)
|
|
self._warns[new_msg] = 1
|
|
|
|
def system_warning(self, msg):
|
|
if C.SYSTEM_WARNINGS:
|
|
self.warning(msg)
|
|
|
|
def banner(self, msg, color=None, cows=True):
|
|
'''
|
|
Prints a header-looking line with cowsay or stars wit hlength depending on terminal width (3 minimum)
|
|
'''
|
|
if self.b_cowsay and cows:
|
|
try:
|
|
self.banner_cowsay(msg)
|
|
return
|
|
except OSError:
|
|
self.warning("somebody cleverly deleted cowsay or something during the PB run. heh.")
|
|
|
|
msg = msg.strip()
|
|
star_len = self.columns - len(msg)
|
|
if star_len <= 3:
|
|
star_len = 3
|
|
stars = u"*" * star_len
|
|
self.display(u"\n%s %s" % (msg, stars), color=color)
|
|
|
|
def banner_cowsay(self, msg, color=None):
|
|
if u": [" in msg:
|
|
msg = msg.replace(u"[", u"")
|
|
if msg.endswith(u"]"):
|
|
msg = msg[:-1]
|
|
runcmd = [self.b_cowsay, b"-W", b"60"]
|
|
if self.noncow:
|
|
thecow = self.noncow
|
|
if thecow == 'random':
|
|
thecow = random.choice(list(self.cows_available))
|
|
runcmd.append(b'-f')
|
|
runcmd.append(to_bytes(thecow))
|
|
runcmd.append(to_bytes(msg))
|
|
cmd = subprocess.Popen(runcmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
|
|
(out, err) = cmd.communicate()
|
|
self.display(u"%s\n" % to_text(out), color=color)
|
|
|
|
def error(self, msg, wrap_text=True):
|
|
if wrap_text:
|
|
new_msg = u"\n[ERROR]: %s" % msg
|
|
wrapped = textwrap.wrap(new_msg, self.columns)
|
|
new_msg = u"\n".join(wrapped) + u"\n"
|
|
else:
|
|
new_msg = u"ERROR! %s" % msg
|
|
if new_msg not in self._errors:
|
|
self.display(new_msg, color=C.COLOR_ERROR, stderr=True)
|
|
self._errors[new_msg] = 1
|
|
|
|
@staticmethod
|
|
def prompt(msg, private=False):
|
|
prompt_string = to_bytes(msg, encoding=Display._output_encoding())
|
|
if sys.version_info >= (3,):
|
|
# Convert back into text on python3. We do this double conversion
|
|
# to get rid of characters that are illegal in the user's locale
|
|
prompt_string = to_text(prompt_string)
|
|
|
|
if private:
|
|
return getpass.getpass(prompt_string)
|
|
else:
|
|
return input(prompt_string)
|
|
|
|
def do_var_prompt(self, varname, private=True, prompt=None, encrypt=None, confirm=False, salt_size=None, salt=None, default=None):
|
|
|
|
result = None
|
|
if sys.__stdin__.isatty():
|
|
|
|
do_prompt = self.prompt
|
|
|
|
if prompt and default is not None:
|
|
msg = "%s [%s]: " % (prompt, default)
|
|
elif prompt:
|
|
msg = "%s: " % prompt
|
|
else:
|
|
msg = 'input for %s: ' % varname
|
|
|
|
if confirm:
|
|
while True:
|
|
result = do_prompt(msg, private)
|
|
second = do_prompt("confirm " + msg, private)
|
|
if result == second:
|
|
break
|
|
self.display("***** VALUES ENTERED DO NOT MATCH ****")
|
|
else:
|
|
result = do_prompt(msg, private)
|
|
else:
|
|
result = None
|
|
self.warning("Not prompting as we are not in interactive mode")
|
|
|
|
# if result is false and default is not None
|
|
if not result and default is not None:
|
|
result = default
|
|
|
|
if encrypt:
|
|
# Circular import because encrypt needs a display class
|
|
from ansible.utils.encrypt import do_encrypt
|
|
result = do_encrypt(result, encrypt, salt_size, salt)
|
|
|
|
# handle utf-8 chars
|
|
result = to_text(result, errors='surrogate_or_strict')
|
|
return result
|
|
|
|
@staticmethod
|
|
def _output_encoding(stderr=False):
|
|
encoding = locale.getpreferredencoding()
|
|
# https://bugs.python.org/issue6202
|
|
# Python2 hardcodes an obsolete value on Mac. Use MacOSX defaults
|
|
# instead.
|
|
if encoding in ('mac-roman',):
|
|
encoding = 'utf-8'
|
|
return encoding
|
|
|
|
def _set_column_width(self):
|
|
if os.isatty(0):
|
|
tty_size = unpack('HHHH', fcntl.ioctl(0, TIOCGWINSZ, pack('HHHH', 0, 0, 0, 0)))[1]
|
|
else:
|
|
tty_size = 0
|
|
self.columns = max(79, tty_size - 1)
|