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make all templating happen locally, so no jinja2 deps are ever required

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This commit is contained in:
Michael DeHaan 2012-04-18 22:43:17 -04:00
parent 30d06dbcea
commit 9cd492befe
2 changed files with 43 additions and 168 deletions
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91
lib/ansible/runner.py
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@ -28,6 +28,7 @@ import traceback
import tempfile
import subprocess
import getpass
import base64
import ansible.constants as C
import ansible.connection
@ -456,13 +457,7 @@ class Runner(object):
if source is None or dest is None:
return (host, True, dict(failed=True, msg="src and dest are required"), '')
if metadata is None:
if self.remote_user == 'root':
metadata = '/etc/ansible/setup'
else:
metadata = '~/.ansible/setup'
# apply templating to source argument
# apply templating to source argument so vars can be used in the path
inject = self.setup_cache.get(conn.host,{})
source = utils.template(source, inject)
@ -470,53 +465,45 @@ class Runner(object):
if not self.is_playbook:
# templating remotely, since we don't have the benefit of SETUP_CACHE
# TODO: maybe just fetch the setup file to a tempfile
# first copy the source template over
temppath = tmp + os.path.split(source)[-1]
conn.put_file(utils.path_dwim(self.basedir, source), temppath)
# install the template module
template_module = self._transfer_module(conn, tmp, 'template')
# transfer module vars
if self.module_vars:
vars = utils.bigjson(self.module_vars)
vars_path = self._transfer_str(conn, tmp, 'module_vars', vars)
vars_arg=" vars=%s"%(vars_path)
else:
vars_arg=""
# run the template module
args = "src=%s dest=%s metadata=%s%s" % (temppath, dest, metadata, vars_arg)
(result1, err, executed) = self._execute_module(conn, tmp, template_module, args)
(host, ok, data, err) = self._return_from_module(conn, host, result1, err, executed)
else:
# templating LOCALLY to avoid Jinja2 dependency on nodes inside playbook runs
# non-playbook path can be moved to use this IF it is willing to fetch
# the metadata file first
# install the template module
copy_module = self._transfer_module(conn, tmp, 'copy')
# playbooks can template locally to avoid the jinja2 dependency
source_data = file(utils.path_dwim(self.basedir, source)).read()
resultant = ''
try:
resultant = utils.template(source_data, inject)
except Exception, e:
return (host, False, dict(failed=True, msg=str(e)), '')
xfered = self._transfer_str(conn, tmp, 'source', resultant)
# not running from a playbook so we have to fetch the remote
# setup file contents before proceeding...
if metadata is None:
if self.remote_user == 'root':
metadata = '/etc/ansible/setup'
else:
metadata = '~/.ansible/setup'
# run the COPY module
args = "src=%s dest=%s" % (xfered, dest)
(result1, err, executed) = self._execute_module(conn, tmp, copy_module, args)
(host, ok, data, err) = self._return_from_module(conn, host, result1, err, executed)
# install the template module
slurp_module = self._transfer_module(conn, tmp, 'slurp')
# run the slurp module to get the metadata file
args = "src=%s" % metadata
(result1, err, executed) = self._execute_module(conn, tmp, slurp_module, args)
result1 = utils.json_loads(result1)
if not 'content' in result1 or result1.get('encoding','base64') != 'base64':
result1['failed'] = True
return self._return_from_module(conn, host, result1, err, executed)
content = base64.b64decode(result1['content'])
inject = utils.json_loads(content)
# install the template module
copy_module = self._transfer_module(conn, tmp, 'copy')
# template the source data locally
source_data = file(utils.path_dwim(self.basedir, source)).read()
resultant = ''
try:
resultant = utils.template(source_data, inject)
except Exception, e:
return (host, False, dict(failed=True, msg=str(e)), '')
xfered = self._transfer_str(conn, tmp, 'source', resultant)
# run the COPY module
args = "src=%s dest=%s" % (xfered, dest)
(result1, err, executed) = self._execute_module(conn, tmp, copy_module, args)
(host, ok, data, err) = self._return_from_module(conn, host, result1, err, executed)
# modify file attribs if needed
if ok:
return self._chain_file_module(conn, tmp, data, err, options, executed)
else: