Python3 fixes to copy, file, and stat so that the connection integration tests can be run (#4632)

* Python3 fixes to copy, file, and stat so that the connection integration tests can be run

* Forgot to audit the helper functions as well.

* Fix dest to refledt b_dest (found by @mattclay)
This commit is contained in:
Toshio Kuratomi 2016-09-02 11:25:31 -07:00 committed by GitHub
parent baa2e930bb
commit 42c74a0ce2
3 changed files with 163 additions and 139 deletions

View file

@ -18,9 +18,6 @@
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
import os
import tempfile
DOCUMENTATION = '''
---
module: copy
@ -183,16 +180,28 @@ state:
sample: "file"
'''
import os
import shutil
import tempfile
import traceback
# import module snippets
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.pycompat24 import get_exception
from ansible.module_utils._text import to_bytes, to_native
def split_pre_existing_dir(dirname):
'''
Return the first pre-existing directory and a list of the new directories that will be created.
'''
head, tail = os.path.split(dirname)
if not os.path.exists(head):
b_head = to_bytes(head, errors='surrogate_or_strict')
if not os.path.exists(b_head):
(pre_existing_dir, new_directory_list) = split_pre_existing_dir(head)
else:
return (head, [ tail ])
return (head, [tail])
new_directory_list.append(tail)
return (pre_existing_dir, new_directory_list)
@ -215,10 +224,10 @@ def main():
module = AnsibleModule(
# not checking because of daisy chain to file module
argument_spec = dict(
src = dict(required=False),
original_basename = dict(required=False), # used to handle 'dest is a directory' via template, a slight hack
src = dict(required=False, type='path'),
original_basename = dict(required=False), # used to handle 'dest is a directory' via template, a slight hack
content = dict(required=False, no_log=True),
dest = dict(required=True),
dest = dict(required=True, type='path'),
backup = dict(default=False, type='bool'),
force = dict(default=True, aliases=['thirsty'], type='bool'),
validate = dict(required=False, type='str'),
@ -229,21 +238,23 @@ def main():
supports_check_mode=True,
)
src = os.path.expanduser(module.params['src'])
dest = os.path.expanduser(module.params['dest'])
src = module.params['src']
b_src = to_bytes(src, errors='surrogate_or_strict')
dest = module.params['dest']
b_dest = to_bytes(dest, errors='surrogate_or_strict')
backup = module.params['backup']
force = module.params['force']
original_basename = module.params.get('original_basename',None)
validate = module.params.get('validate',None)
force = module.params['force']
original_basename = module.params.get('original_basename', None)
validate = module.params.get('validate', None)
follow = module.params['follow']
mode = module.params['mode']
mode = module.params['mode']
remote_src = module.params['remote_src']
if not os.path.exists(src):
if not os.path.exists(b_src):
module.fail_json(msg="Source %s not found" % (src))
if not os.access(src, os.R_OK):
if not os.access(b_src, os.R_OK):
module.fail_json(msg="Source %s not readable" % (src))
if os.path.isdir(src):
if os.path.isdir(b_src):
module.fail_json(msg="Remote copy does not support recursive copy of directory: %s" % (src))
checksum_src = module.sha1(src)
@ -259,10 +270,12 @@ def main():
# Special handling for recursive copy - create intermediate dirs
if original_basename and dest.endswith(os.sep):
dest = os.path.join(dest, original_basename)
b_dest = to_bytes(dest, errors='surrogate_or_strict')
dirname = os.path.dirname(dest)
if not os.path.exists(dirname) and os.path.isabs(dirname):
b_dirname = to_bytes(dirname, errors='surrogate_or_strict')
if not os.path.exists(b_dirname) and os.path.isabs(b_dirname):
(pre_existing_dir, new_directory_list) = split_pre_existing_dir(dirname)
os.makedirs(dirname)
os.makedirs(b_dirname)
directory_args = module.load_file_common_arguments(module.params)
directory_mode = module.params["directory_mode"]
if directory_mode is not None:
@ -271,45 +284,47 @@ def main():
directory_args['mode'] = None
adjust_recursive_directory_permissions(pre_existing_dir, new_directory_list, module, directory_args, changed)
if os.path.exists(dest):
if os.path.islink(dest) and follow:
dest = os.path.realpath(dest)
if os.path.exists(b_dest):
if os.path.islink(b_dest) and follow:
b_dest = os.path.realpath(b_dest)
dest = to_native(b_dest, errors='surrogate_or_strict')
if not force:
module.exit_json(msg="file already exists", src=src, dest=dest, changed=False)
if (os.path.isdir(dest)):
if os.path.isdir(b_dest):
basename = os.path.basename(src)
if original_basename:
basename = original_basename
dest = os.path.join(dest, basename)
if os.access(dest, os.R_OK):
b_dest = to_bytes(dest, errors='surrogate_or_strict')
if os.access(b_dest, os.R_OK):
checksum_dest = module.sha1(dest)
else:
if not os.path.exists(os.path.dirname(dest)):
if not os.path.exists(os.path.dirname(b_dest)):
try:
# os.path.exists() can return false in some
# circumstances where the directory does not have
# the execute bit for the current user set, in
# which case the stat() call will raise an OSError
os.stat(os.path.dirname(dest))
os.stat(os.path.dirname(b_dest))
except OSError:
e = get_exception()
if "permission denied" in str(e).lower():
if "permission denied" in to_native(e).lower():
module.fail_json(msg="Destination directory %s is not accessible" % (os.path.dirname(dest)))
module.fail_json(msg="Destination directory %s does not exist" % (os.path.dirname(dest)))
if not os.access(os.path.dirname(dest), os.W_OK):
if not os.access(os.path.dirname(b_dest), os.W_OK):
module.fail_json(msg="Destination %s not writable" % (os.path.dirname(dest)))
backup_file = None
if checksum_src != checksum_dest or os.path.islink(dest):
if checksum_src != checksum_dest or os.path.islink(b_dest):
if not module.check_mode:
try:
if backup:
if os.path.exists(dest):
if os.path.exists(b_dest):
backup_file = module.backup_local(dest)
# allow for conversion from symlink.
if os.path.islink(dest):
os.unlink(dest)
open(dest, 'w').close()
if os.path.islink(b_dest):
os.unlink(b_dest)
open(b_dest, 'w').close()
if validate:
# if we have a mode, make sure we set it on the temporary
# file source as some validations may require it
@ -318,14 +333,14 @@ def main():
module.set_mode_if_different(src, mode, False)
if "%s" not in validate:
module.fail_json(msg="validate must contain %%s: %s" % (validate))
(rc,out,err) = module.run_command(validate % src)
(rc, out, err) = module.run_command(validate % src)
if rc != 0:
module.fail_json(msg="failed to validate", exit_status=rc, stdout=out, stderr=err)
mysrc = src
b_mysrc = b_src
if remote_src:
_, mysrc = tempfile.mkstemp(dir=os.path.dirname(dest))
shutil.copy2(src, mysrc)
module.atomic_move(mysrc, dest, unsafe_writes=module.params['unsafe_writes'])
_, b_mysrc = tempfile.mkstemp(dir=os.path.dirname(b_dest))
shutil.copy2(b_src, b_mysrc)
module.atomic_move(b_mysrc, dest, unsafe_writes=module.params['unsafe_writes'])
except IOError:
module.fail_json(msg="failed to copy: %s to %s" % (src, dest), traceback=traceback.format_exc())
changed = True
@ -333,7 +348,7 @@ def main():
changed = False
res_args = dict(
dest = dest, src = src, md5sum = md5sum_src, checksum = checksum_src, changed = changed
dest=dest, src=src, md5sum=md5sum_src, checksum=checksum_src, changed=changed
)
if backup_file:
res_args['backup_file'] = backup_file
@ -345,6 +360,5 @@ def main():
module.exit_json(**res_args)
# import module snippets
from ansible.module_utils.basic import *
main()
if __name__ == '__main__':
main()

View file

@ -18,12 +18,6 @@
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
import errno
import shutil
import stat
import grp
import pwd
DOCUMENTATION = '''
---
module: file
@ -37,7 +31,7 @@ description:
notes:
- See also M(copy), M(template), M(assemble)
requirements: [ ]
author:
author:
- "Ansible Core Team"
- "Michael DeHaan"
options:
@ -112,16 +106,27 @@ EXAMPLES = '''
'''
import errno
import os
import shutil
import time
def get_state(path):
# import module snippets
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.pycompat24 import get_exception
from ansible.module_utils.six import b
from ansible.module_utils._text import to_bytes, to_native
def get_state(b_path):
''' Find out current state '''
if os.path.lexists(path):
if os.path.islink(path):
if os.path.lexists(b_path):
if os.path.islink(b_path):
return 'link'
elif os.path.isdir(path):
elif os.path.isdir(b_path):
return 'directory'
elif os.stat(path).st_nlink > 1:
elif os.stat(b_path).st_nlink > 1:
return 'hard'
else:
# could be many other things, but defaulting to file
@ -129,70 +134,73 @@ def get_state(path):
return 'absent'
def recursive_set_attributes(module, path, follow, file_args):
def recursive_set_attributes(module, b_path, follow, file_args):
changed = False
for root, dirs, files in os.walk(path):
for fsobj in dirs + files:
fsname = os.path.join(root, fsobj)
if not os.path.islink(fsname):
for b_root, b_dirs, b_files in os.walk(b_path):
for b_fsobj in b_dirs + b_files:
b_fsname = os.path.join(b_root, b_fsobj)
if not os.path.islink(b_fsname):
tmp_file_args = file_args.copy()
tmp_file_args['path']=fsname
tmp_file_args['path'] = to_native(b_fsname, errors='surrogate_or_strict')
changed |= module.set_fs_attributes_if_different(tmp_file_args, changed)
else:
tmp_file_args = file_args.copy()
tmp_file_args['path']=fsname
tmp_file_args['path'] = to_native(b_fsname, errors='surrogate_or_strict')
changed |= module.set_fs_attributes_if_different(tmp_file_args, changed)
if follow:
fsname = os.path.join(root, os.readlink(fsname))
if os.path.isdir(fsname):
changed |= recursive_set_attributes(module, fsname, follow, file_args)
b_fsname = os.path.join(b_root, os.readlink(b_fsname))
if os.path.isdir(b_fsname):
changed |= recursive_set_attributes(module, b_fsname, follow, file_args)
tmp_file_args = file_args.copy()
tmp_file_args['path']=fsname
tmp_file_args['path'] = to_native(b_fsname, errors='surrogate_or_strict')
changed |= module.set_fs_attributes_if_different(tmp_file_args, changed)
return changed
def main():
module = AnsibleModule(
argument_spec = dict(
state = dict(choices=['file','directory','link','hard','touch','absent'], default=None),
path = dict(aliases=['dest', 'name'], required=True),
original_basename = dict(required=False), # Internal use only, for recursive ops
recurse = dict(default=False, type='bool'),
force = dict(required=False, default=False, type='bool'),
diff_peek = dict(default=None), # Internal use only, for internal checks in the action plugins
validate = dict(required=False, default=None), # Internal use only, for template and copy
src = dict(required=False, default=None),
argument_spec=dict(
state=dict(choices=['file', 'directory', 'link', 'hard', 'touch', 'absent'], default=None),
path=dict(aliases=['dest', 'name'], required=True, type='path'),
original_basename=dict(required=False), # Internal use only, for recursive ops
recurse=dict(default=False, type='bool'),
force=dict(required=False, default=False, type='bool'),
diff_peek=dict(default=None), # Internal use only, for internal checks in the action plugins
validate=dict(required=False, default=None), # Internal use only, for template and copy
src=dict(required=False, default=None, type='path'),
),
add_file_common_args=True,
supports_check_mode=True
)
params = module.params
state = params['state']
state = params['state']
force = params['force']
diff_peek = params['diff_peek']
src = params['src']
b_src = to_bytes(src, errors='surrogate_or_strict')
follow = params['follow']
# modify source as we later reload and pass, specially relevant when used by other modules.
params['path'] = path = os.path.expanduser(params['path'])
path = params['path']
b_path = to_bytes(path, errors='surrogate_or_strict')
# short-circuit for diff_peek
if diff_peek is not None:
appears_binary = False
try:
f = open(path)
b = f.read(8192)
f = open(b_path, 'rb')
head = f.read(8192)
f.close()
if "\x00" in b:
if b("\x00") in head:
appears_binary = True
except:
pass
module.exit_json(path=path, changed=False, appears_binary=appears_binary)
prev_state = get_state(path)
prev_state = get_state(b_path)
# state should default to file, but since that creates many conflicts,
# default to 'current' when it exists.
@ -204,18 +212,16 @@ def main():
# source is both the source of a symlink or an informational passing of the src for a template module
# or copy module, even if this module never uses it, it is needed to key off some things
if src is not None:
src = os.path.expanduser(src)
else:
if state in ['link','hard']:
if src is None:
if state in ('link', 'hard'):
if follow and state == 'link':
# use the current target of the link as the source
src = os.path.realpath(path)
src = to_native(os.path.realpath(b_path), errors='strict')
else:
module.fail_json(msg='src and dest are required for creating links')
# original_basename is used by other modules that depend on file.
if os.path.isdir(path) and state not in ["link", "absent"]:
if os.path.isdir(b_path) and state not in ("link", "absent"):
basename = None
if params['original_basename']:
basename = params['original_basename']
@ -223,6 +229,7 @@ def main():
basename = os.path.basename(src)
if basename:
params['path'] = path = os.path.join(path, basename)
b_path = to_bytes(path, errors='surrogate_or_strict')
# make sure the target path is a directory when we're doing a recursive operation
recurse = params['recurse']
@ -232,11 +239,8 @@ def main():
file_args = module.load_file_common_arguments(params)
changed = False
diff = {'before':
{'path': path}
,
'after':
{'path': path}
diff = {'before': {'path': path},
'after': {'path': path},
}
state_change = False
@ -250,13 +254,13 @@ def main():
if not module.check_mode:
if prev_state == 'directory':
try:
shutil.rmtree(path, ignore_errors=False)
shutil.rmtree(b_path, ignore_errors=False)
except Exception:
e = get_exception()
module.fail_json(msg="rmtree failed: %s" % str(e))
else:
try:
os.unlink(path)
os.unlink(b_path)
except Exception:
e = get_exception()
module.fail_json(path=path, msg="unlinking failed: %s " % str(e))
@ -269,11 +273,12 @@ def main():
if state_change:
if follow and prev_state == 'link':
# follow symlink and operate on original
path = os.path.realpath(path)
prev_state = get_state(path)
b_path = os.path.realpath(b_path)
path = to_native(b_path, errors='strict')
prev_state = get_state(b_path)
file_args['path'] = path
if prev_state not in ['file','hard']:
if prev_state not in ('file', 'hard'):
# file is not absent and any other state is a conflict
module.fail_json(path=path, msg='file (%s) is %s, cannot continue' % (path, prev_state))
@ -282,8 +287,9 @@ def main():
elif state == 'directory':
if follow and prev_state == 'link':
path = os.path.realpath(path)
prev_state = get_state(path)
b_path = os.path.realpath(b_path)
path = to_native(b_path, errors='strict')
prev_state = get_state(b_path)
if prev_state == 'absent':
if module.check_mode:
@ -301,17 +307,18 @@ def main():
# Remove leading slash if we're creating a relative path
if not os.path.isabs(path):
curpath = curpath.lstrip('/')
if not os.path.exists(curpath):
b_curpath = to_bytes(curpath, errors='surrogate_or_strict')
if not os.path.exists(b_curpath):
try:
os.mkdir(curpath)
os.mkdir(b_curpath)
except OSError:
ex = get_exception()
# Possibly something else created the dir since the os.path.exists
# check above. As long as it's a dir, we don't need to error out.
if not (ex.errno == errno.EEXIST and os.path.isdir(curpath)):
if not (ex.errno == errno.EEXIST and os.path.isdir(b_curpath)):
raise
tmp_file_args = file_args.copy()
tmp_file_args['path']=curpath
tmp_file_args['path'] = curpath
changed = module.set_fs_attributes_if_different(tmp_file_args, changed, diff)
except Exception:
e = get_exception()
@ -324,45 +331,47 @@ def main():
changed = module.set_fs_attributes_if_different(file_args, changed, diff)
if recurse:
changed |= recursive_set_attributes(module, file_args['path'], follow, file_args)
changed |= recursive_set_attributes(module, to_bytes(file_args['path'], errors='surrogate_or_strict'), follow, file_args)
module.exit_json(path=path, changed=changed, diff=diff)
elif state in ['link','hard']:
elif state in ('link', 'hard'):
if os.path.isdir(path) and not os.path.islink(path):
if os.path.isdir(b_path) and not os.path.islink(b_path):
relpath = path
else:
relpath = os.path.dirname(path)
b_relpath = os.path.dirname(b_path)
relpath = to_native(b_relpath, errors='strict')
absrc = os.path.join(relpath, src)
if not os.path.exists(absrc) and not force:
b_absrc = to_bytes(absrc, errors='surrogate_or_strict')
if not os.path.exists(b_absrc) and not force:
module.fail_json(path=path, src=src, msg='src file does not exist, use "force=yes" if you really want to create the link: %s' % absrc)
if state == 'hard':
if not os.path.isabs(src):
if not os.path.isabs(b_src):
module.fail_json(msg="absolute paths are required")
elif prev_state == 'directory':
if not force:
module.fail_json(path=path, msg='refusing to convert between %s and %s for %s' % (prev_state, state, path))
elif len(os.listdir(path)) > 0:
elif len(os.listdir(b_path)) > 0:
# refuse to replace a directory that has files in it
module.fail_json(path=path, msg='the directory %s is not empty, refusing to convert it' % path)
elif prev_state in ['file', 'hard'] and not force:
elif prev_state in ('file', 'hard') and not force:
module.fail_json(path=path, msg='refusing to convert between %s and %s for %s' % (prev_state, state, path))
if prev_state == 'absent':
changed = True
elif prev_state == 'link':
old_src = os.readlink(path)
if old_src != src:
b_old_src = os.readlink(b_path)
if b_old_src != b_src:
changed = True
elif prev_state == 'hard':
if not (state == 'hard' and os.stat(path).st_ino == os.stat(src).st_ino):
if not (state == 'hard' and os.stat(b_path).st_ino == os.stat(b_src).st_ino):
changed = True
if not force:
module.fail_json(dest=path, src=src, msg='Cannot link, different hard link exists at destination')
elif prev_state in ['file', 'directory']:
elif prev_state in ('file', 'directory'):
changed = True
if not force:
module.fail_json(dest=path, src=src, msg='Cannot link, %s exists at destination' % prev_state)
@ -372,31 +381,33 @@ def main():
if changed and not module.check_mode:
if prev_state != 'absent':
# try to replace atomically
tmppath = '/'.join([os.path.dirname(path), ".%s.%s.tmp" % (os.getpid(),time.time())])
b_tmppath = to_bytes(os.path.sep).join(
[os.path.dirname(b_path), to_bytes(".%s.%s.tmp" % (os.getpid(), time.time()))]
)
try:
if prev_state == 'directory' and (state == 'hard' or state == 'link'):
os.rmdir(path)
os.rmdir(b_path)
if state == 'hard':
os.link(src,tmppath)
os.link(b_src, b_tmppath)
else:
os.symlink(src, tmppath)
os.rename(tmppath, path)
os.symlink(b_src, b_tmppath)
os.rename(b_tmppath, b_path)
except OSError:
e = get_exception()
if os.path.exists(tmppath):
os.unlink(tmppath)
module.fail_json(path=path, msg='Error while replacing: %s' % str(e))
if os.path.exists(b_tmppath):
os.unlink(b_tmppath)
module.fail_json(path=path, msg='Error while replacing: %s' % to_native(e, nonstring='simplerepr'))
else:
try:
if state == 'hard':
os.link(src,path)
os.link(b_src, b_path)
else:
os.symlink(src, path)
os.symlink(b_src, b_path)
except OSError:
e = get_exception()
module.fail_json(path=path, msg='Error while linking: %s' % str(e))
module.fail_json(path=path, msg='Error while linking: %s' % to_native(e, nonstring='simplerepr'))
if module.check_mode and not os.path.exists(path):
if module.check_mode and not os.path.exists(b_path):
module.exit_json(dest=path, src=src, changed=changed, diff=diff)
changed = module.set_fs_attributes_if_different(file_args, changed, diff)
@ -407,16 +418,16 @@ def main():
if prev_state == 'absent':
try:
open(path, 'w').close()
open(b_path, 'wb').close()
except OSError:
e = get_exception()
module.fail_json(path=path, msg='Error, could not touch target: %s' % str(e))
elif prev_state in ['file', 'directory', 'hard']:
module.fail_json(path=path, msg='Error, could not touch target: %s' % to_native(e, nonstring='simplerepr'))
elif prev_state in ('file', 'directory', 'hard'):
try:
os.utime(path, None)
os.utime(b_path, None)
except OSError:
e = get_exception()
module.fail_json(path=path, msg='Error while touching existing target: %s' % str(e))
module.fail_json(path=path, msg='Error while touching existing target: %s' % to_native(e, nonstring='simplerepr'))
else:
module.fail_json(msg='Cannot touch other than files, directories, and hardlinks (%s is %s)' % (path, prev_state))
try:
@ -428,15 +439,12 @@ def main():
# somewhere in basic.py
if prev_state == 'absent':
# If we just created the file we can safely remove it
os.remove(path)
os.remove(b_path)
raise e
module.exit_json(dest=path, changed=True, diff=diff)
module.fail_json(path=path, msg='unexpected position reached')
# import module snippets
from ansible.module_utils.basic import *
if __name__ == '__main__':
main()

View file

@ -328,6 +328,7 @@ import stat
# import module snippets
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.pycompat24 import get_exception
from ansible.module_utils._text import to_bytes
def format_output(module, path, st, follow, get_md5, get_checksum,
@ -369,7 +370,7 @@ def format_output(module, path, st, follow, get_md5, get_checksum,
readable=os.access(path, os.R_OK),
writeable=os.access(path, os.W_OK),
excutable=os.access(path, os.X_OK),
)
)
if stat.S_ISLNK(mode):
output['lnk_source'] = os.path.realpath(path)
@ -417,6 +418,7 @@ def main():
)
path = module.params.get('path')
b_path = to_bytes(path, errors='surrogate_or_strict')
follow = module.params.get('follow')
get_mime = module.params.get('mime')
get_md5 = module.params.get('get_md5')
@ -425,9 +427,9 @@ def main():
try:
if follow:
st = os.stat(path)
st = os.stat(b_path)
else:
st = os.lstat(path)
st = os.lstat(b_path)
except OSError:
e = get_exception()
if e.errno == errno.ENOENT: