acl.c
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2010-2012, 2014-2017 Free Software Foundation, Inc.
GNU Mailutils 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, or (at your option)
any later version.
GNU Mailutils 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 GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
#include <mailutils/mailutils.h>
#include <mailutils/nls.h>
#include <sysexits.h>
#include "mu.h"
char acl_docstring[] = N_("test access control lists");
static char acl_args_doc[] = N_("ADDRESS [ADDRESS...]");
static char *input_file_name;
static struct mu_sockaddr *target_sa;
static mu_acl_t acl;
static const char *path = "acl";
static struct mu_option acl_options[] = {
{ "file", 'f', N_("FILE"), MU_OPTION_DEFAULT,
N_("read ACLs from FILE"),
mu_c_string, &input_file_name },
{ "path", 'p', N_("PATH"), MU_OPTION_DEFAULT,
N_("path to the ACL in the configuration tree"),
mu_c_string, &path },
{ NULL }
};
static struct mu_cfg_param acl_cfg_param[] = {
{ "acl", mu_cfg_section, &acl, 0, NULL, "access control list" },
{ NULL }
};
int
main (int argc, char **argv)
{
int rc;
mu_acl_result_t result;
mu_cfg_tree_t *tree = NULL, *temp_tree = NULL;
mu_cfg_node_t *node;
struct mu_cfg_parse_hints hints;
mu_action_getopt (&argc, &argv, acl_options, acl_docstring, acl_args_doc);
if (argc == 0)
{
mu_error (_("not enough arguments"));
return 1;
}
memset (&hints, 0, sizeof (hints));
hints.flags = MU_CFHINT_CUSTOM_FILE;
hints.custom_file = input_file_name;
mu_acl_cfg_init ();
if (mu_cfg_parse_config (&tree, &hints))
exit (EX_CONFIG);
if (!tree)
return 0;
if (mu_cfg_find_node (tree, path, &node))
{
mu_error (_("cannot find node: %s"), path);
return 1;
}
mu_cfg_tree_create (&temp_tree);
mu_cfg_tree_add_node (temp_tree, node);
rc = mu_cfg_tree_reduce (temp_tree, NULL, acl_cfg_param, NULL);
if (rc)
return 1;
if (!acl)
{
mu_error (_("No ACL found in config"));
return 1;
}
while (argc--)
{
const char *ap = *argv++;
rc = mu_sockaddr_from_node (&target_sa, ap, NULL, NULL);
if (rc)
{
mu_error ("mu_sockaddr_from_node: %s", mu_strerror (rc));
exit (1);
}
mu_printf ("Testing %s:\n", ap);
rc = mu_acl_check_sockaddr (acl, target_sa->addr, target_sa->addrlen,
&result);
mu_sockaddr_free_list (target_sa);
if (rc)
{
mu_error ("mu_acl_check_sockaddr failed: %s", mu_strerror (rc));
return 1;
}
switch (result)
{
case mu_acl_result_undefined:
mu_printf ("%s: undefined\n", ap);
break;
case mu_acl_result_accept:
mu_printf ("%s: accept\n", ap);
break;
case mu_acl_result_deny:
mu_printf ("%s: deny\n", ap);
break;
}
}
mu_cfg_destroy_tree (&tree);
mu_cfg_destroy_tree (&temp_tree);
return 0;
}