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Merge pull request #5885 from risaacson/issue5739_4

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Addresses #5739 and cleans up copy.py
This commit is contained in:
Richard Isaacson 2014-02-07 13:49:06 -06:00
commit 2d88246c9d
2 changed files with 98 additions and 56 deletions
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17
lib/ansible/runner/__init__.py
View file

@ -373,7 +373,7 @@ class Runner(object):
# *****************************************************
def _execute_module(self, conn, tmp, module_name, args,
async_jid=None, async_module=None, async_limit=None, inject=None, persist_files=False, complex_args=None):
async_jid=None, async_module=None, async_limit=None, inject=None, persist_files=False, complex_args=None, delete_remote_tmp=True):
''' transfer and run a module along with its arguments on the remote side'''
@ -459,7 +459,7 @@ class Runner(object):
cmd = " ".join([environment_string.strip(), shebang.replace("#!","").strip(), cmd])
cmd = cmd.strip()
if tmp.find("tmp") != -1 and not C.DEFAULT_KEEP_REMOTE_FILES and not persist_files:
if tmp.find("tmp") != -1 and not C.DEFAULT_KEEP_REMOTE_FILES and not persist_files and delete_remote_tmp:
if not self.sudo or self.su or self.sudo_user == 'root' or self.su_user == 'root':
# not sudoing or sudoing to root, so can cleanup files in the same step
cmd = cmd + "; rm -rf %s >/dev/null 2>&1" % tmp
@ -475,7 +475,7 @@ class Runner(object):
else:
res = self._low_level_exec_command(conn, cmd, tmp, sudoable=sudoable, in_data=in_data)
if tmp.find("tmp") != -1 and not C.DEFAULT_KEEP_REMOTE_FILES and not persist_files:
if tmp.find("tmp") != -1 and not C.DEFAULT_KEEP_REMOTE_FILES and not persist_files and delete_remote_tmp:
if (self.sudo or self.su) and (self.sudo_user != 'root' or self.su_user != 'root'):
# not sudoing to root, so maybe can't delete files as that other user
# have to clean up temp files as original user in a second step
@ -1011,6 +1011,17 @@ class Runner(object):
# *****************************************************
def _remove_tmp_path(self, conn, tmp_path):
''' Remove a tmp_path. '''
if "-tmp-" in tmp_path:
cmd = "rm -rf %s >/dev/null 2>&1" % tmp_path
self._low_level_exec_command(conn, cmd, None, sudoable=False)
# If we have gotten here we have a working ssh configuration.
# If ssh breaks we could leave tmp directories out on the remote system.
# *****************************************************
def _copy_module(self, conn, tmp, module_name, module_args, inject, complex_args=None):
''' transfer a module over SFTP, does not run it '''
(

137
lib/ansible/runner/action_plugins/copy.py
View file

@ -18,6 +18,7 @@
import os
from ansible import utils
import ansible.constants as C
import ansible.utils.template as template
from ansible import errors
from ansible.runner.return_data import ReturnData
@ -38,7 +39,7 @@ class ActionModule(object):
def __init__(self, runner):
self.runner = runner
def run(self, conn, tmp, module_name, module_args, inject, complex_args=None, **kwargs):
def run(self, conn, tmp_path, module_name, module_args, inject, complex_args=None, **kwargs):
''' handler for file transfer operations '''
# load up options
@ -59,13 +60,25 @@ class ActionModule(object):
result=dict(failed=True, msg="src and content are mutually exclusive")
return ReturnData(conn=conn, result=result)
# Check if the source ends with a "/"
source_trailing_slash = False
if source:
source_trailing_slash = source.endswith("/")
# Define content_tempfile in case we set it after finding content populated.
content_tempfile = None
# If content is defined make a temp file and write the content into it.
if content is not None:
try:
content_tempfile = self._create_content_tempfile(content)
source = content_tempfile
except Exception, err:
result = dict(failed=True, msg="could not write content temp file: %s" % err)
return ReturnData(conn=conn, result=result)
# if we have first_available_file in our vars
# look up the files and use the first one we find as src
if 'first_available_file' in inject:
elif 'first_available_file' in inject:
found = False
for fn in inject.get('first_available_file'):
fn_orig = fn
@ -78,19 +91,8 @@ class ActionModule(object):
found = True
break
if not found:
results=dict(failed=True, msg="could not find src in first_available_file list")
results = dict(failed=True, msg="could not find src in first_available_file list")
return ReturnData(conn=conn, result=results)
elif content is not None:
fd, tmp_content = tempfile.mkstemp()
f = os.fdopen(fd, 'w')
try:
f.write(content)
except Exception, err:
os.remove(tmp_content)
result = dict(failed=True, msg="could not write content temp file: %s" % err)
return ReturnData(conn=conn, result=result)
f.close()
source = tmp_content
else:
source = template.template(self.runner.basedir, source, inject)
if '_original_file' in inject:
@ -98,23 +100,26 @@ class ActionModule(object):
else:
source = utils.path_dwim(self.runner.basedir, source)
# A list of source file tuples (full_path, relative_path) which will try to copy to the destination
source_files = []
# If source is a directory populate our list else source is a file and translate it to a tuple.
if os.path.isdir(source):
# Implement rsync-like behavior: if source is "dir/" , only
# inside its contents will be copied to destination. Otherwise
# if it's "dir", dir itself will be copied to destination.
# Get the amount of spaces to remove to get the relative path.
if source_trailing_slash:
sz = len(source) + 1
else:
sz = len(source.rsplit('/', 1)[0]) + 1
# Walk the directory and append the file tuples to source_files.
for base_path, sub_folders, files in os.walk(source):
for file in files:
full_path = os.path.join(base_path, file)
rel_path = full_path[sz:]
source_files.append((full_path, rel_path))
# If it's recursive copy, destination is always a dir,
# explictly mark it so (note - copy module relies on this).
# explicitly mark it so (note - copy module relies on this).
if not dest.endswith("/"):
dest += "/"
else:
@ -123,13 +128,17 @@ class ActionModule(object):
changed = False
diffs = []
module_result = {"changed": False}
# Don't remove the directory if there are more than 1 source file.
delete_remote_tmp = not (len(source_files) < 1)
for source_full, source_rel in source_files:
# We need to get a new tmp path for each file, otherwise the copy module deletes the folder.
tmp = self.runner._make_tmp_path(conn)
# Generate the MD5 hash of the local file.
local_md5 = utils.md5(source_full)
# If local_md5 is not defined we can't find the file so we should fail out.
if local_md5 is None:
result=dict(failed=True, msg="could not find src=%s" % source_full)
result = dict(failed=True, msg="could not find src=%s" % source_full)
return ReturnData(conn=conn, result=result)
# This is kind of optimization - if user told us destination is
@ -140,89 +149,93 @@ class ActionModule(object):
else:
dest_file = dest
remote_md5 = self.runner._remote_md5(conn, tmp, dest_file)
# Attempt to get the remote MD5 Hash.
remote_md5 = self.runner._remote_md5(conn, tmp_path, dest_file)
if remote_md5 == '3':
# Destination is a directory
# The remote_md5 was executed on a directory.
if content is not None:
os.remove(tmp_content)
# If source was defined as content remove the temporary file and fail out.
self._remove_tempfile_if_content_defined(content, content_tempfile)
result = dict(failed=True, msg="can not use content with a dir as dest")
return ReturnData(conn=conn, result=result)
dest_file = os.path.join(dest, source_rel)
remote_md5 = self.runner._remote_md5(conn, tmp, dest_file)
else:
# Append the relative source location to the destination and retry remote_md5.
dest_file = os.path.join(dest, source_rel)
remote_md5 = self.runner._remote_md5(conn, tmp_path, dest_file)
# remote_md5 == '1' would mean that the file does not exist.
if remote_md5 != '1' and not force:
# remote_file does not exist so continue to next iteration.
continue
exec_rc = None
if local_md5 != remote_md5:
# Assume we either really change file or error out
# The MD5 hashes don't match and we will change or error out.
changed = True
if self.runner.diff and not raw:
diff = self._get_diff_data(conn, tmp, inject, dest_file, source_full)
diff = self._get_diff_data(conn, tmp_path, inject, dest_file, source_full)
else:
diff = {}
if self.runner.noop_on_check(inject):
if content is not None:
os.remove(tmp_content)
self._remove_tempfile_if_content_defined(content, content_tempfile)
diffs.append(diff)
changed = True
module_result = dict(changed=True)
continue
# transfer the file to a remote tmp location
tmp_src = tmp + 'source'
# Define a remote directory that we will copy the file to.
tmp_src = tmp_path + 'source'
if not raw:
conn.put_file(source_full, tmp_src)
else:
conn.put_file(source_full, dest_file)
if content is not None:
os.remove(tmp_content)
# We have copied the file remotely and no longer require our content_tempfile
self._remove_tempfile_if_content_defined(content, content_tempfile)
# fix file permissions when the copy is done as a different user
if self.runner.sudo and self.runner.sudo_user != 'root' and not raw:
self.runner._low_level_exec_command(conn, "chmod a+r %s" % tmp_src, tmp)
self.runner._low_level_exec_command(conn, "chmod a+r %s" % tmp_src, tmp_path)
if raw:
# Continue to next iteration if raw is defined.
continue
# run the copy module
if raw:
# don't send down raw=no
module_args.pop('raw')
# Run the copy module
# src and dest here come after original and override them
# we pass dest only to make sure it includes trailing slash
# in case of recursive copy
# we pass dest only to make sure it includes trailing slash in case of recursive copy
module_args_tmp = "%s src=%s dest=%s original_basename=%s" % (module_args,
pipes.quote(tmp_src), pipes.quote(dest), pipes.quote(source_rel))
module_return = self.runner._execute_module(conn, tmp, 'copy', module_args_tmp, inject=inject, complex_args=complex_args)
module_return = self.runner._execute_module(conn, tmp_path, 'copy', module_args_tmp, inject=inject, complex_args=complex_args, delete_remote_tmp=delete_remote_tmp)
else:
# no need to transfer the file, already correct md5, but still need to call
# the file module in case we want to change attributes
if content is not None:
os.remove(tmp_content)
self._remove_tempfile_if_content_defined(content, content_tempfile)
if raw:
# Continue to next iteration if raw is defined.
# self.runner._remove_tmp_path(conn, tmp_path)
continue
tmp_src = tmp + source_rel
if raw:
# don't send down raw=no
module_args.pop('raw')
tmp_src = tmp_path + source_rel
# Build temporary module_args.
module_args_tmp = "%s src=%s original_basename=%s" % (module_args,
pipes.quote(tmp_src), pipes.quote(source_rel))
if self.runner.noop_on_check(inject):
module_args_tmp = "%s CHECKMODE=True" % module_args_tmp
if self.runner.no_log:
module_args_tmp = "%s NO_LOG=True" % module_args_tmp
module_return = self.runner._execute_module(conn, tmp, 'file', module_args_tmp, inject=inject, complex_args=complex_args)
# Execute the file module.
module_return = self.runner._execute_module(conn, tmp_path, 'file', module_args_tmp, inject=inject, complex_args=complex_args, delete_remote_tmp=delete_remote_tmp)
if not C.DEFAULT_KEEP_REMOTE_FILES and not delete_remote_tmp:
self.runner._remove_tmp_path(conn, tmp_path)
module_result = module_return.result
if module_result.get('failed') == True:
@ -240,6 +253,19 @@ class ActionModule(object):
else:
return ReturnData(conn=conn, result=result)
def _create_content_tempfile(self, content):
''' Create a tempfile containing defined content '''
fd, content_tempfile = tempfile.mkstemp()
f = os.fdopen(fd, 'w')
try:
f.write(content)
except Exception, err:
os.remove(content_tempfile)
raise Exception(err)
finally:
f.close()
return content_tempfile
def _get_diff_data(self, conn, tmp, inject, destination, source):
peek_result = self.runner._execute_module(conn, tmp, 'file', "path=%s diff_peek=1" % destination, inject=inject, persist_files=True)
@ -277,6 +303,11 @@ class ActionModule(object):
diff['after'] = src.read()
return diff
def _remove_tempfile_if_content_defined(self, content, content_tempfile):
if content is not None:
os.remove(content_tempfile)
def _result_key_merge(self, options, results):
# add keys to file module results to mimic copy