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conf.py
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conf.py
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#!/usr/bin/env python
#
# Copyright 2011-2015 Splunk, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"): you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Create, delete or list stanza information from/to Splunk confs."""
from __future__ import absolute_import
from __future__ import print_function
import sys, os
sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))
from splunklib import six
from splunklib.client import connect
try:
from utils import error, parse
except ImportError:
raise Exception("Add the SDK repository to your PYTHONPATH to run the examples "
"(e.g., export PYTHONPATH=~/splunk-sdk-python.")
class Program:
"""Break up operations into specific methods."""
def __init__(self, service):
self.service = service
def create(self, opts):
"""Create a conf stanza."""
argv = opts.args
count = len(argv)
# unflagged arguments are conf, stanza, key. In this order
# however, we must have a conf and stanza.
cpres = True if count > 0 else False
spres = True if count > 1 else False
kpres = True if count > 2 else False
if kpres:
kvpair = argv[2].split("=")
if len(kvpair) != 2:
error("Creating a k/v pair requires key and value", 2)
else:
key, value = kvpair
if not cpres and not spres:
error("Conf name and stanza name is required for create", 2)
name = argv[0]
stan = argv[1]
conf = self.service.confs[name]
if not kpres:
# create stanza
conf.create(stan)
return
# create key/value pair under existing stanza
stanza = conf[stan]
stanza.submit({key: value})
def delete(self, opts):
"""Delete a conf stanza."""
argv = opts.args
count = len(argv)
# unflagged arguments are conf, stanza, key. In this order
# however, we must have a conf and stanza.
cpres = True if count > 0 else False
spres = True if count > 1 else False
kpres = True if count > 2 else False
if not cpres:
error("Conf name is required for delete", 2)
if not cpres and not spres:
error("Conf name and stanza name is required for delete", 2)
if kpres:
error("Cannot delete individual keys from a stanza", 2)
name = argv[0]
stan = argv[1]
conf = self.service.confs[name]
conf.delete(stan)
def list(self, opts):
"""List all confs or if a conf is given, all the stanzas in it."""
argv = opts.args
count = len(argv)
# unflagged arguments are conf, stanza, key. In this order
# but all are optional
cpres = True if count > 0 else False
spres = True if count > 1 else False
kpres = True if count > 2 else False
if not cpres:
# List out the available confs
for conf in self.service.confs:
print(conf.name)
else:
# Print out detail on the requested conf
# check for optional stanza, or key requested (or all)
name = argv[0]
conf = self.service.confs[name]
for stanza in conf:
if (spres and argv[1] == stanza.name) or not spres:
print("[%s]" % stanza.name)
for key, value in six.iteritems(stanza.content):
if (kpres and argv[2] == key) or not kpres:
print("%s = %s" % (key, value))
print()
def run(self, command, opts):
"""Dispatch the given command & args."""
handlers = {
'create': self.create,
'delete': self.delete,
'list': self.list
}
handler = handlers.get(command, None)
if handler is None:
error("Unrecognized command: %s" % command, 2)
handler(opts)
def main():
"""Main program."""
usage = "usage: %prog [options] <command> [<args>]"
argv = sys.argv[1:]
command = None
commands = ['create', 'delete', 'list']
# parse args, connect and setup
opts = parse(argv, {}, ".env", usage=usage)
service = connect(**opts.kwargs)
program = Program(service)
if len(opts.args) == 0:
# no args means list
command = "list"
elif opts.args[0] in commands:
# args and the first in our list of commands, extract
# command and remove from regular args
command = opts.args[0]
opts.args.remove(command)
else:
# first one not in our list, default to list
command = "list"
program.run(command, opts)
if __name__ == "__main__":
main()