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