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# Copyright 2019 Gunnar Wolf
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# =*= License: GPL-3+ =*=
import cliapp
import vmdb
import os
import logging
class CreateFilePlugin(cliapp.Plugin):
def enable(self):
self.app.step_runners.add(CreateDirStepRunner())
self.app.step_runners.add(CreateFileStepRunner())
self.app.step_runners.add(CopyFileStepRunner())
class CreateFileStepRunner(vmdb.StepRunnerInterface):
def get_required_keys(self):
return ['create-file', 'contents']
def run(self, step, settings, state):
root = state.tags.get_mount_point('/')
newfile = step['create-file']
contents = step['contents']
perm = step.get('perm')
uid = step.get('uid')
gid = step.get('gid')
filename = '/'.join([root,newfile])
if perm:
perm = int(perm, 8)
else:
perm = 0o0644
if uid:
uid = int(uid)
else:
uid = 0
if gid:
gid = int(gid)
else:
gid = 0
logging.info('Creating file %s, uid %d, gid %d, perms %o' % (filename, uid, gid, perm))
fd = open(filename, 'w')
fd.write(contents)
fd.close
os.chown(filename, uid, gid)
os.chmod(filename, perm)
class CopyFileStepRunner(vmdb.StepRunnerInterface):
def get_required_keys(self):
return ['copy-file', 'src']
def run(self, step, settings, state):
root = state.tags.get_mount_point('/')
newfile = step['copy-file']
src = step['src']
perm = step.get('perm')
uid = step.get('uid')
gid = step.get('gid')
filename = '/'.join([root,newfile])
if perm:
perm = int(perm, 8)
else:
perm = 0o0644
if uid:
uid = int(uid)
else:
uid = 0
if gid:
gid = int(gid)
else:
gid = 0
logging.info(
'Copying file %s to %s, uid %d, gid %d, perms %o' % (
src, filename, uid, gid, perm))
dirname = os.path.dirname(filename)
os.makedirs(dirname, mode=0o511, exist_ok=True)
with open(src, 'rb') as inp:
with open(filename, 'wb') as output:
contents = inp.read()
output.write(contents)
os.chown(filename, uid, gid)
os.chmod(filename, perm)
class CreateDirStepRunner(vmdb.StepRunnerInterface):
def get_required_keys(self):
return ['create-dir']
def run(self, step, settings, state):
root = state.tags.get_mount_point('/')
newdir = step['create-dir']
path = '/'.join([root, newdir])
perm = step.get('perm')
uid = step.get('uid')
gid = step.get('gid')
if perm:
perm = int(perm, 8)
else:
perm = 0o0755
if uid:
uid = int(uid)
else:
uid = 0
if gid:
gid = int(gid)
else:
gid = 0
logging.info('Creating directory %s, uid %d, gid %d, perms %o' % (path, uid, gid, perm))
os.makedirs(path, perm)
os.chown(path, uid, gid)
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