/lib/ansible/runner/shell_plugins/sh.py
https://github.com/ajanthanm/ansible · Python · 87 lines · 57 code · 11 blank · 19 comment · 8 complexity · d09b153389ead23febf04f65eedab2a5 MD5 · raw file
- # (c) 2014, Chris Church <chris@ninemoreminutes.com>
- #
- # 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 <http://www.gnu.org/licenses/>.
- import os
- import pipes
- import ansible.constants as C
- class ShellModule(object):
- def env_prefix(self, **kwargs):
- '''Build command prefix with environment variables.'''
- env = dict(
- LANG = C.DEFAULT_MODULE_LANG,
- LC_CTYPE = C.DEFAULT_MODULE_LANG,
- )
- env.update(kwargs)
- return ' '.join(['%s=%s' % (k, pipes.quote(unicode(v))) for k,v in env.items()])
- def join_path(self, *args):
- return os.path.join(*args)
- def path_has_trailing_slash(self, path):
- return path.endswith('/')
- def chmod(self, mode, path):
- path = pipes.quote(path)
- return 'chmod %s %s' % (mode, path)
- def remove(self, path, recurse=False):
- path = pipes.quote(path)
- if recurse:
- return "rm -rf %s >/dev/null 2>&1" % path
- else:
- return "rm -f %s >/dev/null 2>&1" % path
- def mkdtemp(self, basefile=None, system=False, mode=None):
- if not basefile:
- basefile = 'ansible-tmp-%s-%s' % (time.time(), random.randint(0, 2**48))
- basetmp = self.join_path(C.DEFAULT_REMOTE_TMP, basefile)
- if system and basetmp.startswith('$HOME'):
- basetmp = self.join_path('/tmp', basefile)
- cmd = 'mkdir -p %s' % basetmp
- if mode:
- cmd += ' && chmod %s %s' % (mode, basetmp)
- cmd += ' && echo %s' % basetmp
- return cmd
- def md5(self, path):
- path = pipes.quote(path)
- # The following test needs to be SH-compliant. BASH-isms will
- # not work if /bin/sh points to a non-BASH shell.
- test = "rc=0; [ -r \"%s\" ] || rc=2; [ -f \"%s\" ] || rc=1; [ -d \"%s\" ] && echo 3 && exit 0" % ((path,) * 3)
- md5s = [
- "(/usr/bin/md5sum %s 2>/dev/null)" % path, # Linux
- "(/sbin/md5sum -q %s 2>/dev/null)" % path, # ?
- "(/usr/bin/digest -a md5 %s 2>/dev/null)" % path, # Solaris 10+
- "(/sbin/md5 -q %s 2>/dev/null)" % path, # Freebsd
- "(/usr/bin/md5 -n %s 2>/dev/null)" % path, # Netbsd
- "(/bin/md5 -q %s 2>/dev/null)" % path, # Openbsd
- "(/usr/bin/csum -h MD5 %s 2>/dev/null)" % path, # AIX
- "(/bin/csum -h MD5 %s 2>/dev/null)" % path # AIX also
- ]
- cmd = " || ".join(md5s)
- cmd = "%s; %s || (echo \"${rc} %s\")" % (test, cmd, path)
- return cmd
- def build_module_command(self, env_string, shebang, cmd, rm_tmp=None):
- cmd_parts = [env_string.strip(), shebang.replace("#!", "").strip(), cmd]
- new_cmd = " ".join(cmd_parts)
- if rm_tmp:
- new_cmd = '%s; rm -rf %s >/dev/null 2>&1' % (new_cmd, rm_tmp)
- return new_cmd