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Merge pull request #1173 from dhozac/command-quote-less

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Use a regexp to filter out arguments instead
This commit is contained in:
Michael DeHaan 2012-10-01 05:17:29 -07:00
commit 0f83fefeda
1 changed files with 9 additions and 14 deletions
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@ -22,8 +22,8 @@ import subprocess
import sys
import datetime
import traceback
import re
import shlex
import pipes
import os
DOCUMENTATION = '''
@ -131,7 +131,6 @@ class CommandModule(AnsibleModule):
def _load_params(self):
''' read the input and return a dictionary and the arguments string '''
args = MODULE_ARGS
items = shlex.split(args)
params = {}
params['chdir'] = None
params['shell'] = False
@ -139,14 +138,13 @@ class CommandModule(AnsibleModule):
args = args.replace("#USE_SHELL", "")
params['shell'] = True
check_args = shlex.split(args)
l_args = []
for x in check_args:
if x.startswith("creates="):
r = re.compile(r'(^|\s)(creates|removes|chdir)=(?P<quote>[\'"])?(.*?)(?(quote)(?<!\\)(?P=quote))((?<!\\)(?=\s)|$)')
for m in r.finditer(args):
v = m.group(4).replace("\\", "")
if m.group(2) == "creates":
# do not run the command if the line contains creates=filename
# and the filename already exists. This allows idempotence
# of command executions.
(k,v) = x.split("=",1)
if os.path.exists(v):
self.exit_json(
cmd=args,
@ -156,11 +154,10 @@ class CommandModule(AnsibleModule):
stderr=False,
rc=0
)
elif x.startswith("removes="):
elif m.group(2) == "removes":
# do not run the command if the line contains removes=filename
# and the filename do not exists. This allows idempotence
# of command executions.
(k,v) = x.split("=",1)
if not os.path.exists(v):
self.exit_json(
cmd=args,
@ -170,17 +167,15 @@ class CommandModule(AnsibleModule):
stderr=False,
rc=0
)
elif x.startswith("chdir="):
(k,v) = x.split("=", 1)
elif m.group(2) == "chdir":
v = os.path.expanduser(v)
if not (os.path.exists(v) and os.path.isdir(v)):
self.fail_json(msg="cannot change to directory '%s': path does not exist" % v)
elif v[0] != '/':
self.fail_json(msg="the path for 'chdir' argument must be fully qualified")
params['chdir'] = v
else:
l_args.append(x)
params['args'] = " ".join([pipes.quote(x) for x in l_args])
args = r.sub("", args)
params['args'] = args
return (params, params['args'])
main()