ansible/library/slurp

#!/usr/bin/python

# (c) 2012, 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/>.

import sys
import os
import shlex
import base64

try:
   import json
except ImportError:
   import simplejson as json

# ===========================================
# convert arguments of form a=b c=d
# to a dictionary

if len(sys.argv) == 1:
    sys.exit(1)
argfile = sys.argv[1]
if not os.path.exists(argfile):
    sys.exit(1)
items = shlex.split(open(argfile, 'r').read())

params = {}
for x in items:
    (k, v) = x.split("=")
    params[k] = v
source  = params['src']

# ==========================================
 
# raise an error if there is no template metadata
if not os.path.exists(source):
    print json.dumps(dict(
        failed = 1,
        msg    = "file not found: %s" % metadata
    ))
    sys.exit(1)

if not os.access(source, os.R_OK):
    print json.dumps(dict(
        failed = 1,
        msg    = "file is not readable: %s" % source
    ))
    sys.exit(1)

# ==========================================

data = file(source).read()
data = base64.b64encode(data)

print json.dumps(dict(content=data, encoding='base64'))
sys.exit(0)