From a52faa841f9fdd2f1ca1b5a22247ecf4c14ed1e2 Mon Sep 17 00:00:00 2001 From: Romeo Theriault Date: Fri, 16 Nov 2012 15:38:13 -1000 Subject: [PATCH] convert group module to be platform sub-classable --- library/group | 165 ++++++++++++++++++++++++++++++-------------------- 1 file changed, 100 insertions(+), 65 deletions(-) diff --git a/library/group b/library/group index fd4734bec3..0e7ecb07e2 100755 --- a/library/group +++ b/library/group @@ -55,59 +55,90 @@ examples: ''' import grp +import syslog +import platform -def group_del(module, group): - cmd = [module.get_bin_path('groupdel', True), group] - p = subprocess.Popen(cmd, shell=False, stdout=subprocess.PIPE, stderr=subprocess.PIPE) - (out, err) = p.communicate() - rc = p.returncode - return (rc, out, err) +class Group(object): + """ + This is a generic Group manipulation class that is subclassed + based on platform. + + A subclass may wish to override the following action methods:- + - group_del() + - group_add() + - group_mod() -def group_add(module, group, **kwargs): - cmd = [module.get_bin_path('groupadd', True)] - for key in kwargs: - if key == 'gid' and kwargs[key] is not None: - cmd.append('-g') - cmd.append(kwargs[key]) - elif key == 'system' and kwargs[key] == 'yes': - cmd.append('-r') - cmd.append(group) - p = subprocess.Popen(cmd, shell=False, stdout=subprocess.PIPE, stderr=subprocess.PIPE) - (out, err) = p.communicate() - rc = p.returncode - return (rc, out, err) + All subclasses MUST define platform and distribution (which may be None). + """ -def group_mod(module, group, **kwargs): - cmd = [module.get_bin_path('groupmod', True)] - info = group_info(group) - for key in kwargs: - if key == 'gid': - if kwargs[key] is not None and info[2] != int(kwargs[key]): + platform = 'Generic' + distribution = None + GROUPFILE = '/etc/group' + + def __new__(cls, *args, **kwargs): + return load_platform_subclass(Group, args, kwargs) + + def __init__(self, module): + self.module = module + self.state = module.params['state'] + self.name = module.params['name'] + self.gid = module.params['gid'] + self.system = module.params['system'] + self.syslogging = False + + def execute_command(self, cmd): + if self.syslogging: + syslog.openlog('ansible-%s' % os.path.basename(__file__)) + syslog.syslog(syslog.LOG_NOTICE, 'Command %s' % '|'.join(cmd)) + + p = subprocess.Popen(cmd, shell=False, stdout=subprocess.PIPE, stderr=subprocess.PIPE) + (out, err) = p.communicate() + rc = p.returncode + return (rc, out, err) + + def group_del(self): + cmd = [self.module.get_bin_path('groupdel', True), self.name] + return self.execute_command(cmd) + + def group_add(self, **kwargs): + cmd = [self.module.get_bin_path('groupadd', True)] + for key in kwargs: + if key == 'gid' and kwargs[key] is not None: cmd.append('-g') cmd.append(kwargs[key]) - if len(cmd) == 1: - return (None, '', '') - cmd.append(group) - p = subprocess.Popen(cmd, shell=False, stdout=subprocess.PIPE, stderr=subprocess.PIPE) - (out, err) = p.communicate() - rc = p.returncode - return (rc, out, err) - -def group_exists(group): - try: - if grp.getgrnam(group): - return True - except KeyError: - return False - -def group_info(group): - if not group_exists(group): - return False - try: - info = list(grp.getgrnam(group)) - except KeyError: - return False - return info + elif key == 'system' and kwargs[key] == 'yes': + cmd.append('-r') + cmd.append(self.name) + return self.execute_command(cmd) + + def group_mod(self, **kwargs): + cmd = [self.module.get_bin_path('groupmod', True)] + info = self.group_info() + for key in kwargs: + if key == 'gid': + if kwargs[key] is not None and info[2] != int(kwargs[key]): + cmd.append('-g') + cmd.append(kwargs[key]) + if len(cmd) == 1: + return (None, '', '') + cmd.append(self.name) + return self.execute_command(cmd) + + def group_exists(self): + try: + if grp.getgrnam(self.name): + return True + except KeyError: + return False + + def group_info(self): + if not self.group_exists(): + return False + try: + info = list(grp.getgrnam(self.name)) + except KeyError: + return False + return info # =========================================== @@ -121,29 +152,33 @@ def main(): ) ) - state = module.params['state'] - name = module.params['name'] - gid = module.params['gid'] - system = module.params['system'] + group = Group(module) + + if group.syslogging: + syslog.openlog('ansible-%s' % os.path.basename(__file__)) + syslog.syslog(syslog.LOG_NOTICE, 'Group instantiated - platform %s' % group.platform) + if user.distribution: + syslog.syslog(syslog.LOG_NOTICE, 'Group instantiated - distribution %s' % group.distribution) + rc = None out = '' err = '' result = {} - result['name'] = name - result['state'] = state - if state == 'absent': - if group_exists(name): - (rc, out, err) = group_del(module, name) + result['name'] = group.name + result['state'] = group.state + if group.state == 'absent': + if group.group_exists(): + (rc, out, err) = group.group_del() if rc != 0: module.fail_json(name=name, msg=err) - elif state == 'present': - if not group_exists(name): - (rc, out, err) = group_add(module, name, gid=gid, system=system) + elif group.state == 'present': + if not group.group_exists(): + (rc, out, err) = group.group_add(gid=group.gid, system=group.system) else: - (rc, out, err) = group_mod(module, name, gid=gid) + (rc, out, err) = group.group_mod(gid=group.gid) if rc is not None and rc != 0: - module.fail_json(name=name, msg=err) + module.fail_json(name=group.name, msg=err) if rc is None: result['changed'] = False @@ -154,9 +189,9 @@ def main(): if err: result['stderr'] = err - if group_exists(name): - info = group_info(name) - result['system'] = system + if group.group_exists(): + info = group.group_info() + result['system'] = group.system result['gid'] = info[2] module.exit_json(**result)