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cdist-mirror
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make type emulator load again

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Signed-off-by: Nico Schottelius <nico@kr.ethz.ch>
remotes/origin/2.0
Nico Schottelius 14 years ago
parent 4eec4d9627
commit 6d75016139
2 changed files with 144 additions and 108 deletions
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  1. 120
      bin/cdist
  2. 132
      lib/cdist/emulator.py

120
bin/cdist
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@ -146,9 +146,16 @@ class Cdist:
env['__cdist_local_base_dir'] = self.path.temp_dir
# Submit information to new type emulator
# Required for recording source
env['__cdist_manifest'] = manifest
# Required to find types
env['__cdist_type_base_dir'] = self.path.type_base_dir
# Required for loading emulator :-)
env['__cdist_python_lib'] = cdist_lib
# Other environment stuff
if extra_env:
env.update(extra_env)
@ -306,112 +313,6 @@ def install(args):
"""Install remote system"""
process = {}
def emulator():
"""Emulate type commands (i.e. __file and co)"""
type = os.path.basename(sys.argv[0])
type_dir = os.path.join(os.environ['__cdist_type_base_dir'], type)
param_dir = os.path.join(type_dir, "parameter")
global_dir = os.environ['__global']
object_source = os.environ['__cdist_manifest']
parser = argparse.ArgumentParser(add_help=False)
# Setup optional parameters
for parameter in file_to_list(os.path.join(param_dir, "optional")):
argument = "--" + parameter
parser.add_argument(argument, action='store', required=False)
# Setup required parameters
for parameter in file_to_list(os.path.join(param_dir, "required")):
argument = "--" + parameter
parser.add_argument(argument, action='store', required=True)
# Setup positional parameter, if not singleton
if not os.path.isfile(os.path.join(type_dir, "singleton")):
parser.add_argument("object_id", nargs=1)
# And finally verify parameter
args = parser.parse_args(sys.argv[1:])
# Setup object_id
if os.path.isfile(os.path.join(type_dir, "singleton")):
object_id = "singleton"
else:
object_id = args.object_id[0]
del args.object_id
# FIXME: / hardcoded - better portable solution available?
if object_id[0] == '/':
object_id = object_id[1:]
# FIXME: verify object id
log.debug(args)
object_dir = os.path.join(global_dir, "object", type,
object_id, DOT_CDIST)
param_out_dir = os.path.join(object_dir, "parameter")
object_source_file = os.path.join(object_dir, "source")
if os.path.exists(param_out_dir):
object_exists = True
old_object_source_fd = open(object_source_file, "r")
old_object_source = old_object_source_fd.readlines()
old_object_source_fd.close()
else:
object_exists = False
try:
os.makedirs(param_out_dir, exist_ok=True)
except OSError as error:
raise CdistError(param_out_dir + ": " + error.args[1])
# Record parameter
params = vars(args)
for param in params:
value = getattr(args, param)
if value:
file = os.path.join(param_out_dir, param)
log.debug(file + "<-" + param + " = " + value)
# Already exists, verify all parameter are the same
if object_exists:
if not os.path.isfile(file):
print("New parameter + " + param + "specified, aborting")
print("Source = " + old_object_source + "new =" + object_source)
sys.exit(1)
else:
param_fd = open(file, "r")
param_old = param_fd.readlines()
param_fd.close()
if(param_old != param):
print("Parameter " + param + " differs: " + " ".join(param_old) + " vs. " + param)
print("Sources: " + " ".join(old_object_source) + " and " + object_source)
sys.exit(1)
else:
param_fd = open(file, "w")
param_fd.writelines(value)
param_fd.close()
# Record requirements
if "__require" in os.environ:
requirements = os.environ['__require']
print(object_id + ":Writing requirements: " + requirements)
require_fd = open(os.path.join(object_dir, "require"), "a")
require_fd.writelines(requirements.split(" "))
require_fd.close()
# Record / Append source
source_fd = open(os.path.join(object_dir, "source"), "a")
source_fd.writelines(object_source)
source_fd.close()
# sys.exit(1)
print("Finished " + type + "/" + object_id + repr(params))
def commandline():
"""Parse command line"""
# Construct parser others can reuse
@ -477,9 +378,12 @@ def commandline():
if __name__ == "__main__":
try:
logging.basicConfig(level=logging.INFO, format='%(levelname)s: %(message)s')
if re.match(TYPE_PREFIX, os.path.basename(sys.argv[0])):
emulator()
cdist_lib = os.environ["__cdist_python_lib"]
sys.path.insert(0, cdist_lib)
import cdist.emulator
cdist.emulator.emulator(sys.argv)
else:
cdist_lib = os.path.abspath(os.path.join(os.path.dirname(__file__),
'../lib'))

132
lib/cdist/emulator.py vendored
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@ -0,0 +1,132 @@
# -*- coding: utf-8 -*-
#
# 2011 Nico Schottelius (nico-cdist at schottelius.org)
#
# This file is part of cdist.
#
# cdist 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.
#
# cdist 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 cdist. If not, see <http://www.gnu.org/licenses/>.
#
#
import argparse
import logging
import os
import sys
log = logging.getLogger(__name__)
def emulator(argv):
"""Emulate type commands (i.e. __file and co)"""
type = os.path.basename(argv[0])
type_dir = os.path.join(os.environ['__cdist_type_base_dir'], type)
param_dir = os.path.join(type_dir, "parameter")
global_dir = os.environ['__global']
object_source = os.environ['__cdist_manifest']
parser = argparse.ArgumentParser(add_help=False)
# Setup optional parameters
for parameter in file_to_list(os.path.join(param_dir, "optional")):
argument = "--" + parameter
parser.add_argument(argument, action='store', required=False)
# Setup required parameters
for parameter in file_to_list(os.path.join(param_dir, "required")):
argument = "--" + parameter
parser.add_argument(argument, action='store', required=True)
# Setup positional parameter, if not singleton
if not os.path.isfile(os.path.join(type_dir, "singleton")):
parser.add_argument("object_id", nargs=1)
# And finally verify parameter
args = parser.parse_args(argv[1:])
# Setup object_id
if os.path.isfile(os.path.join(type_dir, "singleton")):
object_id = "singleton"
else:
object_id = args.object_id[0]
del args.object_id
# FIXME: / hardcoded - better portable solution available?
if object_id[0] == '/':
object_id = object_id[1:]
# FIXME: verify object id
log.debug(args)
object_dir = os.path.join(global_dir, "object", type,
object_id, DOT_CDIST)
param_out_dir = os.path.join(object_dir, "parameter")
object_source_file = os.path.join(object_dir, "source")
if os.path.exists(param_out_dir):
object_exists = True
old_object_source_fd = open(object_source_file, "r")
old_object_source = old_object_source_fd.readlines()
old_object_source_fd.close()
else:
object_exists = False
try:
os.makedirs(param_out_dir, exist_ok=True)
except OSError as error:
raise CdistError(param_out_dir + ": " + error.args[1])
# Record parameter
params = vars(args)
for param in params:
value = getattr(args, param)
if value:
file = os.path.join(param_out_dir, param)
log.debug(file + "<-" + param + " = " + value)
# Already exists, verify all parameter are the same
if object_exists:
if not os.path.isfile(file):
print("New parameter + " + param + "specified, aborting")
print("Source = " + old_object_source + "new =" + object_source)
sys.exit(1)
else:
param_fd = open(file, "r")
param_old = param_fd.readlines()
param_fd.close()
if(param_old != param):
print("Parameter " + param + " differs: " + " ".join(param_old) + " vs. " + param)
print("Sources: " + " ".join(old_object_source) + " and " + object_source)
sys.exit(1)
else:
param_fd = open(file, "w")
param_fd.writelines(value)
param_fd.close()
# Record requirements
if "__require" in os.environ:
requirements = os.environ['__require']
print(object_id + ":Writing requirements: " + requirements)
require_fd = open(os.path.join(object_dir, "require"), "a")
require_fd.writelines(requirements.split(" "))
require_fd.close()
# Record / Append source
source_fd = open(os.path.join(object_dir, "source"), "a")
source_fd.writelines(object_source)
source_fd.close()
# sys.exit(1)
print("Finished " + type + "/" + object_id + repr(params))
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