diff --git a/lib/ansible/runner/connection_plugins/chroot.py b/lib/ansible/runner/connection_plugins/chroot.py new file mode 100644 index 00000000000..bb898acbc75 --- /dev/null +++ b/lib/ansible/runner/connection_plugins/chroot.py @@ -0,0 +1,122 @@ +# (c) 2012, Michael DeHaan +# +# This file is part of Ansible +# +# Ansible 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. +# +# Ansible 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 Ansible. If not, see . + +import traceback +import os +import pipes +import shutil +import subprocess +import select +import fcntl +from ansible import errors +from ansible import utils +from ansible.callbacks import vvv + +class Connection(object): + ''' Local based connections ''' + + def __init__(self, runner, host, port, **kwargs): + self.chroot = host + + if os.geteuid() != 0: + raise errors.AnsibleError("chroot connection requires running as root") + + # we're running as root on the local system so do some + # trivial checks for ensuring 'host' is actually a chroot'able dir + if not os.path.isdir(self.chroot): + raise errors.AnsibleError("%s is not a directory" % self.chroot) + + chrootsh = os.path.join(self.chroot, 'bin/sh') + if not utils.is_executable(chrootsh): + raise errors.AnsibleError("%s does not look like a chrootable dir (/bin/sh missing)" % self.chroot) + + self.runner = runner + self.host = host + # port is unused, since this is local + self.port = port + + def connect(self, port=None): + ''' connect to the chroot; nothing to do here ''' + + vvv("THIS IS A LOCAL CHROOT DIR", host=self.chroot) + + return self + + def exec_command(self, cmd, tmp_path, sudo_user, sudoable=False, executable='/bin/sh'): + ''' run a command on the chroot ''' + + # We enter chroot as root so sudo stuff can be ignored + + chroot_cmd = '/usr/sbin/chroot' + + if executable: + local_cmd = [chroot_cmd, self.chroot, executable, '-c', cmd] + else: + local_cmd = '%s "%s" %s' % (chroot_cmd, self.chroot, cmd) + + vvv("EXEC %s" % (local_cmd), host=self.chroot) + p = subprocess.Popen(local_cmd, shell=isinstance(local_cmd, basestring), + cwd=self.runner.basedir, + stdin=subprocess.PIPE, + stdout=subprocess.PIPE, stderr=subprocess.PIPE) + + stdout, stderr = p.communicate() + return (p.returncode, '', stdout, stderr) + + def put_file(self, in_path, out_path): + ''' transfer a file from local to chroot ''' + + if not out_path.startswith(os.path.sep): + out_path = os.path.join(os.path.sep, out_path) + normpath = os.path.normpath(out_path) + out_path = os.path.join(self.chroot, normpath[1:]) + + vvv("PUT %s TO %s" % (in_path, out_path), host=self.chroot) + if not os.path.exists(in_path): + raise errors.AnsibleFileNotFound("file or module does not exist: %s" % in_path) + try: + shutil.copyfile(in_path, out_path) + except shutil.Error: + traceback.print_exc() + raise errors.AnsibleError("failed to copy: %s and %s are the same" % (in_path, out_path)) + except IOError: + traceback.print_exc() + raise errors.AnsibleError("failed to transfer file to %s" % out_path) + + def fetch_file(self, in_path, out_path): + ''' fetch a file from chroot to local ''' + + if not in_path.startswith(os.path.sep): + in_path = os.path.join(os.path.sep, in_path) + normpath = os.path.normpath(in_path) + in_path = os.path.join(self.chroot, normpath[1:]) + + vvv("FETCH %s TO %s" % (in_path, out_path), host=self.chroot) + if not os.path.exists(in_path): + raise errors.AnsibleFileNotFound("file or module does not exist: %s" % in_path) + try: + shutil.copyfile(in_path, out_path) + except shutil.Error: + traceback.print_exc() + raise errors.AnsibleError("failed to copy: %s and %s are the same" % (in_path, out_path)) + except IOError: + traceback.print_exc() + raise errors.AnsibleError("failed to transfer file to %s" % out_path) + + def close(self): + ''' terminate the connection; nothing to do here ''' + pass diff --git a/library/setup b/library/setup index fab87244c28..6daca214f55 100644 --- a/library/setup +++ b/library/setup @@ -388,7 +388,7 @@ class LinuxHardware(Hardware): def get_mount_facts(self): self.facts['mounts'] = [] - mtab = get_file_content('/etc/mtab') + mtab = get_file_content('/etc/mtab', '') for line in mtab.split('\n'): if line.startswith('/'): fields = line.rstrip('\n').split() @@ -967,31 +967,33 @@ class LinuxVirtual(Virtual): self.facts['virtualization_role'] = 'guest' return - for line in open('/proc/self/status').readlines(): - if re.match('^VxID: \d+', line): - self.facts['virtualization_type'] = 'linux_vserver' - if re.match('^VxID: 0', line): - self.facts['virtualization_role'] = 'host' + if os.path.exists('/proc/self/status'): + for line in open('/proc/self/status').readlines(): + if re.match('^VxID: \d+', line): + self.facts['virtualization_type'] = 'linux_vserver' + if re.match('^VxID: 0', line): + self.facts['virtualization_role'] = 'host' + else: + self.facts['virtualization_role'] = 'guest' + return + + if os.path.exists('/proc/cpuinfo'): + for line in open('/proc/cpuinfo').readlines(): + if re.match('^model name.*QEMU Virtual CPU', line): + self.facts['virtualization_type'] = 'kvm' + elif re.match('^vendor_id.*User Mode Linux', line): + self.facts['virtualization_type'] = 'uml' + elif re.match('^model name.*UML', line): + self.facts['virtualization_type'] = 'uml' + elif re.match('^vendor_id.*PowerVM Lx86', line): + self.facts['virtualization_type'] = 'powervm_lx86' + elif re.match('^vendor_id.*IBM/S390', line): + self.facts['virtualization_type'] = 'ibm_systemz' else: - self.facts['virtualization_role'] = 'guest' + continue + self.facts['virtualization_role'] = 'guest' return - for line in open('/proc/cpuinfo').readlines(): - if re.match('^model name.*QEMU Virtual CPU', line): - self.facts['virtualization_type'] = 'kvm' - elif re.match('^vendor_id.*User Mode Linux', line): - self.facts['virtualization_type'] = 'uml' - elif re.match('^model name.*UML', line): - self.facts['virtualization_type'] = 'uml' - elif re.match('^vendor_id.*PowerVM Lx86', line): - self.facts['virtualization_type'] = 'powervm_lx86' - elif re.match('^vendor_id.*IBM/S390', line): - self.facts['virtualization_type'] = 'ibm_systemz' - else: - continue - self.facts['virtualization_role'] = 'guest' - return - # Beware that we can have both kvm and virtualbox running on a single system if os.path.exists("/proc/modules"): modules = []