111 lines
4.5 KiB
Python
111 lines
4.5 KiB
Python
# (c) 2012, Michael DeHaan <michael.dehaan@gmail.com>
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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import traceback
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import os
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import pipes
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import shutil
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import subprocess
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import select
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import fcntl
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from ansible import errors
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from ansible import utils
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from ansible.callbacks import vvv
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class Connection(object):
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''' Local based connections '''
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def __init__(self, runner, host, port, *args, **kwargs):
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self.runner = runner
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self.host = host
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# port is unused, since this is local
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self.port = port
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def connect(self, port=None):
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''' connect to the local host; nothing to do here '''
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return self
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def exec_command(self, cmd, tmp_path, sudo_user, sudoable=False, executable='/bin/sh'):
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''' run a command on the local host '''
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if not self.runner.sudo or not sudoable:
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if executable:
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local_cmd = [executable, '-c', cmd]
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else:
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local_cmd = cmd
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else:
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local_cmd, prompt, success_key = utils.make_sudo_cmd(sudo_user, executable, cmd)
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vvv("EXEC %s" % (local_cmd), host=self.host)
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p = subprocess.Popen(local_cmd, shell=isinstance(local_cmd, basestring),
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cwd=self.runner.basedir, executable=executable or None,
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stdin=subprocess.PIPE,
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stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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if self.runner.sudo and sudoable and self.runner.sudo_pass:
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fcntl.fcntl(p.stdout, fcntl.F_SETFL,
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fcntl.fcntl(p.stdout, fcntl.F_GETFL) | os.O_NONBLOCK)
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fcntl.fcntl(p.stderr, fcntl.F_SETFL,
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fcntl.fcntl(p.stderr, fcntl.F_GETFL) | os.O_NONBLOCK)
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sudo_output = ''
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while not sudo_output.endswith(prompt) and success_key not in sudo_output:
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rfd, wfd, efd = select.select([p.stdout, p.stderr], [],
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[p.stdout, p.stderr], self.runner.timeout)
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if p.stdout in rfd:
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chunk = p.stdout.read()
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elif p.stderr in rfd:
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chunk = p.stderr.read()
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else:
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stdout, stderr = p.communicate()
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raise errors.AnsibleError('timeout waiting for sudo password prompt:\n' + sudo_output)
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if not chunk:
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stdout, stderr = p.communicate()
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raise errors.AnsibleError('sudo output closed while waiting for password prompt:\n' + sudo_output)
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sudo_output += chunk
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if success_key not in sudo_output:
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p.stdin.write(self.runner.sudo_pass + '\n')
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fcntl.fcntl(p.stdout, fcntl.F_SETFL, fcntl.fcntl(p.stdout, fcntl.F_GETFL) & ~os.O_NONBLOCK)
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fcntl.fcntl(p.stderr, fcntl.F_SETFL, fcntl.fcntl(p.stderr, fcntl.F_GETFL) & ~os.O_NONBLOCK)
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stdout, stderr = p.communicate()
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return (p.returncode, '', stdout, stderr)
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def put_file(self, in_path, out_path):
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''' transfer a file from local to local '''
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vvv("PUT %s TO %s" % (in_path, out_path), host=self.host)
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if not os.path.exists(in_path):
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raise errors.AnsibleFileNotFound("file or module does not exist: %s" % in_path)
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try:
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shutil.copyfile(in_path, out_path)
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except shutil.Error:
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traceback.print_exc()
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raise errors.AnsibleError("failed to copy: %s and %s are the same" % (in_path, out_path))
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except IOError:
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traceback.print_exc()
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raise errors.AnsibleError("failed to transfer file to %s" % out_path)
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def fetch_file(self, in_path, out_path):
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vvv("FETCH %s TO %s" % (in_path, out_path), host=self.host)
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''' fetch a file from local to local -- for copatibility '''
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self.put_file(in_path, out_path)
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def close(self):
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''' terminate the connection; nothing to do here '''
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pass
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