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-rw-r--r--cloudinit/handlers/__init__.py221
1 files changed, 0 insertions, 221 deletions
diff --git a/cloudinit/handlers/__init__.py b/cloudinit/handlers/__init__.py
deleted file mode 100644
index 5d70ac43..00000000
--- a/cloudinit/handlers/__init__.py
+++ /dev/null
@@ -1,221 +0,0 @@
-# vi: ts=4 expandtab
-#
-# Copyright (C) 2008-2010 Canonical Ltd.
-# Copyright (C) 2012 Hewlett-Packard Development Company, L.P.
-#
-# Author: Chuck Short <chuck.short@canonical.com>
-# Author: Juerg Haefliger <juerg.haefliger@hp.com>
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 3, as
-# published by the Free Software Foundation.
-#
-# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
-#
-
-import os
-import subprocess
-import sys
-import time
-import traceback
-
-import yaml
-
-from cloudinit.settings import (PER_INSTANCE, PER_ALWAYS, PER_ONCE)
-
-from cloudinit import log as logging
-from cloudinit import util
-
-LOG = logging.getLogger(__name__)
-
-DEF_HANDLER_VERSION = 1
-DEF_FREQ = PER_INSTANCE
-
-
-# reads a cloudconfig module list, returns
-# a 2 dimensional array suitable to pass to run_cc_modules
-def read_cc_modules(cfg, name):
- if name not in cfg:
- return([])
- module_list = []
- # create 'module_list', an array of arrays
- # where array[0] = config
- # array[1] = freq
- # array[2:] = arguemnts
- for item in cfg[name]:
- if isinstance(item, str):
- module_list.append((item,))
- elif isinstance(item, list):
- module_list.append(item)
- else:
- raise TypeError("failed to read '%s' item in config")
- return(module_list)
-
-
-def run_cc_modules(cc, module_list, log):
- failures = []
- for cfg_mod in module_list:
- name = cfg_mod[0]
- freq = None
- run_args = []
- if len(cfg_mod) > 1:
- freq = cfg_mod[1]
- if len(cfg_mod) > 2:
- run_args = cfg_mod[2:]
-
- try:
- log.debug("handling %s with freq=%s and args=%s" %
- (name, freq, run_args))
- cc.handle(name, run_args, freq=freq)
- except:
- log.warn(traceback.format_exc())
- log.error("config handling of %s, %s, %s failed\n" %
- (name, freq, run_args))
- failures.append(name)
-
- return(failures)
-
-
-# always returns well formated values
-# cfg is expected to have an entry 'output' in it, which is a dictionary
-# that includes entries for 'init', 'config', 'final' or 'all'
-# init: /var/log/cloud.out
-# config: [ ">> /var/log/cloud-config.out", /var/log/cloud-config.err ]
-# final:
-# output: "| logger -p"
-# error: "> /dev/null"
-# this returns the specific 'mode' entry, cleanly formatted, with value
-# None if if none is given
-def get_output_cfg(cfg, mode="init"):
- ret = [None, None]
- if not 'output' in cfg:
- return ret
-
- outcfg = cfg['output']
- if mode in outcfg:
- modecfg = outcfg[mode]
- else:
- if 'all' not in outcfg:
- return ret
- # if there is a 'all' item in the output list
- # then it applies to all users of this (init, config, final)
- modecfg = outcfg['all']
-
- # if value is a string, it specifies stdout and stderr
- if isinstance(modecfg, str):
- ret = [modecfg, modecfg]
-
- # if its a list, then we expect (stdout, stderr)
- if isinstance(modecfg, list):
- if len(modecfg) > 0:
- ret[0] = modecfg[0]
- if len(modecfg) > 1:
- ret[1] = modecfg[1]
-
- # if it is a dictionary, expect 'out' and 'error'
- # items, which indicate out and error
- if isinstance(modecfg, dict):
- if 'output' in modecfg:
- ret[0] = modecfg['output']
- if 'error' in modecfg:
- ret[1] = modecfg['error']
-
- # if err's entry == "&1", then make it same as stdout
- # as in shell syntax of "echo foo >/dev/null 2>&1"
- if ret[1] == "&1":
- ret[1] = ret[0]
-
- swlist = [">>", ">", "|"]
- for i in range(len(ret)):
- if not ret[i]:
- continue
- val = ret[i].lstrip()
- found = False
- for s in swlist:
- if val.startswith(s):
- val = "%s %s" % (s, val[len(s):].strip())
- found = True
- break
- if not found:
- # default behavior is append
- val = "%s %s" % (">>", val.strip())
- ret[i] = val
-
- return(ret)
-
-
-# redirect_output(outfmt, errfmt, orig_out, orig_err)
-# replace orig_out and orig_err with filehandles specified in outfmt or errfmt
-# fmt can be:
-# > FILEPATH
-# >> FILEPATH
-# | program [ arg1 [ arg2 [ ... ] ] ]
-#
-# with a '|', arguments are passed to shell, so one level of
-# shell escape is required.
-def redirect_output(outfmt, errfmt, o_out=sys.stdout, o_err=sys.stderr):
- if outfmt:
- (mode, arg) = outfmt.split(" ", 1)
- if mode == ">" or mode == ">>":
- owith = "ab"
- if mode == ">":
- owith = "wb"
- new_fp = open(arg, owith)
- elif mode == "|":
- proc = subprocess.Popen(arg, shell=True, stdin=subprocess.PIPE)
- new_fp = proc.stdin
- else:
- raise TypeError("invalid type for outfmt: %s" % outfmt)
-
- if o_out:
- os.dup2(new_fp.fileno(), o_out.fileno())
- if errfmt == outfmt:
- os.dup2(new_fp.fileno(), o_err.fileno())
- return
-
- if errfmt:
- (mode, arg) = errfmt.split(" ", 1)
- if mode == ">" or mode == ">>":
- owith = "ab"
- if mode == ">":
- owith = "wb"
- new_fp = open(arg, owith)
- elif mode == "|":
- proc = subprocess.Popen(arg, shell=True, stdin=subprocess.PIPE)
- new_fp = proc.stdin
- else:
- raise TypeError("invalid type for outfmt: %s" % outfmt)
-
- if o_err:
- os.dup2(new_fp.fileno(), o_err.fileno())
- return
-
-
-def form_module_name(name):
- canon_name = name.replace("-", "_")
- if canon_name.endswith(".py"):
- canon_name = canon_name[0:(len(canon_name) - 3)]
- canon_name = canon_name.strip()
- if not canon_name:
- return None
- if not canon_name.startswith("cc_"):
- canon_name = 'cc_%s' % (canon_name)
- return canon_name
-
-
-def fixup_module(mod):
- freq = getattr(mod, "frequency", None)
- if not freq:
- setattr(mod, 'frequency', PER_INSTANCE)
- handler = getattr(mod, "handle", None)
- if not handler:
- def empty_handle(_name, _cfg, _cloud, _log, _args):
- pass
- setattr(mod, 'handle', empty_handle)
- return mod