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mod_exec.c
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mod_exec.c
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/*
Copyright (C) Cfengine AS
This file is part of Cfengine 3 - written and maintained by Cfengine AS.
This program 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; version 3.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
To the extent this program is licensed as part of the Enterprise
versions of Cfengine, the applicable Commerical Open Source License
(COSL) may apply to this file if you as a licensee so wish it. See
included file COSL.txt.
*/
/*****************************************************************************/
/* */
/* File: mod_exec.c */
/* */
/*****************************************************************************/
/*
This file can act as a template for adding functionality to cfengine 3.
All functionality can be added by extending the main array
CF_MOD_SUBTYPES[CF3_MODULES]
and its array dimension, in mod_common, in the manner shown here.
*/
#define CF3_MOD_EXEC
#include "cf3.defs.h"
#include "cf3.extern.h"
/***********************************************************/
/* Read this module file backwards, as dependencies have */
/* to be defined first - these arrays declare pairs of */
/* constraints */
/* */
/* lval => rval */
/* */
/* in the form (lval,type,range) */
/* */
/* If the type is cf_body then the range is a pointer */
/* to another array of pairs, like in a body "sub-routine" */
/* */
/***********************************************************/
/***************************************************************/
BodySyntax CF_EXECCONTAIN_BODY[] =
{
{"useshell", cf_opts, CF_BOOL, "true/false embed the command in a shell environment", "false"},
{"umask", cf_opts, "0,77,22,27,72,077,022,027,072", "The umask value for the child process"},
{"exec_owner", cf_str, "", "The user name or id under which to run the process"},
{"exec_group", cf_str, "", "The group name or id under which to run the process"},
{"exec_timeout", cf_int, "1,3600", "Timeout in seconds for command completion"},
{"chdir", cf_str, CF_ABSPATHRANGE, "Directory for setting current/base directory for the process"},
{"chroot", cf_str, CF_ABSPATHRANGE, "Directory of root sandbox for process"},
{"preview", cf_opts, CF_BOOL, "true/false preview command when running in dry-run mode (with -n)", "false"},
{"no_output", cf_opts, CF_BOOL, "true/false discard all output from the command", "false"},
{NULL, cf_notype, NULL, NULL}
};
/***************************************************************/
/* This is the primary set of constraints for an exec object */
BodySyntax CF_EXEC_BODIES[] =
{
{"args", cf_str, "", "Alternative string of arguments for the command (concatenated with promiser string)"},
{"contain", cf_body, CF_EXECCONTAIN_BODY, "Containment options for the execution process"},
{"module", cf_opts, CF_BOOL, "true/false whether to expect the cfengine module protocol", "false"},
{NULL, cf_notype, NULL, NULL}
};
/***************************************************************/
/* This is the point of entry from mod_common.c */
/***************************************************************/
SubTypeSyntax CF_EXEC_SUBTYPES[] =
{
{"agent", "commands", CF_EXEC_BODIES},
{NULL, NULL, NULL},
};