mirror of https://github.com/ansible/ansible.git
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
87 lines
1.9 KiB
Python
87 lines
1.9 KiB
Python
#!/usr/bin/python
|
|
|
|
import sys
|
|
import os
|
|
import jinja2
|
|
import shlex
|
|
try:
|
|
import json
|
|
except ImportError:
|
|
import simplejson as json
|
|
|
|
# ===========================================
|
|
# convert arguments of form ensure=running name=foo
|
|
# to a dictionary
|
|
# FIXME: make more idiomatic
|
|
|
|
args = " ".join(sys.argv[1:])
|
|
items = shlex.split(args)
|
|
params = {}
|
|
for x in items:
|
|
(k, v) = x.split("=")
|
|
params[k] = v
|
|
|
|
source = params['src']
|
|
dest = params['dest']
|
|
metadata = params.get('metadata', '/etc/ansible/setup')
|
|
|
|
|
|
# raise an error if there is no template metadata
|
|
if not os.path.exists(metadata):
|
|
print json.dumps({
|
|
"failed" : 1,
|
|
"msg" : "Missing %s, did you run the setup module yet?" % metadata
|
|
})
|
|
sys.exit(1)
|
|
|
|
# raise an error if we can't parse the template metadata
|
|
try:
|
|
f = open(metadata)
|
|
data = json.loads(f.read())
|
|
f.close()
|
|
except:
|
|
print json.dumps({
|
|
"failed" : 1,
|
|
"msg" : "Failed to parse/load %s, rerun the setup module?" % metadata
|
|
})
|
|
sys.exit(1)
|
|
|
|
if not os.path.exists(source):
|
|
print json.dumps({
|
|
"failed" : 1,
|
|
"msg" : "Source template could not be read: %s" % source
|
|
})
|
|
sys.exit(1)
|
|
|
|
source = file(source).read()
|
|
|
|
# record md5sum of original source file so we can report if it changed
|
|
changed = False
|
|
md5sum = None
|
|
if os.path.exists(dest):
|
|
md5sum = os.popen("md5sum %s" % dest).read().split()[0]
|
|
|
|
# call Jinja2 here and save the new template file
|
|
template = jinja2.Template(source)
|
|
data_out = template.render(data)
|
|
f = open(dest, "w+")
|
|
f.write(data_out)
|
|
f.close()
|
|
|
|
# TODO: catch templating errors and do not clobber the file on the
|
|
# other end unless things were successful
|
|
|
|
# record m5sum and return success and whether things have changed
|
|
md5sum2 = os.popen("md5sum %s" % dest).read().split()[0]
|
|
|
|
if md5sum != md5sum2:
|
|
changed = True
|
|
|
|
# mission accomplished
|
|
print json.dumps({
|
|
"md5sum" : md5sum2,
|
|
"changed" : changed
|
|
})
|
|
|
|
|