2 * firewall3 - 3rd OpenWrt UCI firewall implementation
4 * Copyright (C) 2013 Jo-Philipp Wich <jo@mein.io>
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
22 const struct fw3_option fw3_include_opts
[] = {
23 FW3_OPT("enabled", bool, include
, enabled
),
25 FW3_OPT("path", string
, include
, path
),
26 FW3_OPT("type", include_type
, include
, type
),
27 FW3_OPT("family", family
, include
, family
),
28 FW3_OPT("reload", bool, include
, reload
),
35 fw3_load_includes(struct fw3_state
*state
, struct uci_package
*p
)
37 struct uci_section
*s
;
38 struct uci_element
*e
;
39 struct fw3_include
*include
;
41 INIT_LIST_HEAD(&state
->includes
);
43 uci_foreach_element(&p
->sections
, e
)
45 s
= uci_to_section(e
);
47 if (strcmp(s
->type
, "include"))
50 include
= calloc(1, sizeof(*include
));
54 include
->name
= e
->name
;
55 include
->enabled
= true;
57 fw3_parse_options(include
, fw3_include_opts
, s
);
59 if (!include
->enabled
)
61 fw3_free_include(include
);
67 warn_elem(e
, "must specify a path");
68 fw3_free_include(include
);
72 if (include
->type
== FW3_INC_TYPE_RESTORE
&& !include
->family
)
73 warn_elem(e
, "does not specify a family, include will get loaded "
74 "with both iptables-restore and ip6tables-restore!");
76 list_add_tail(&include
->list
, &state
->includes
);
83 print_include(struct fw3_include
*include
)
88 info(" * Loading include '%s'", include
->path
);
90 if (!(f
= fopen(include
->path
, "r")))
92 info(" ! Skipping due to open error: %s", strerror(errno
));
96 while (fgets(line
, sizeof(line
), f
))
103 fw3_print_includes(struct fw3_state
*state
, enum fw3_family family
, bool reload
)
105 struct fw3_include
*include
;
108 const char *restore
= "iptables-restore";
110 if (family
== FW3_FAMILY_V6
)
111 restore
= "ip6tables-restore";
113 list_for_each_entry(include
, &state
->includes
, list
)
115 if (reload
&& !include
->reload
)
118 if (include
->type
!= FW3_INC_TYPE_RESTORE
)
121 if (!fw3_is_family(include
, family
))
126 exec
= fw3_command_pipe(false, restore
, "--noflush");
132 print_include(include
);
141 run_include(struct fw3_include
*include
)
147 "echo \"You cannot use UCI in firewall includes!\" >&2; "
151 char buf
[PATH_MAX
+ sizeof(tmpl
)];
153 info(" * Running script '%s'", include
->path
);
155 if (stat(include
->path
, &s
))
157 info(" ! Skipping due to path error: %s", strerror(errno
));
161 snprintf(buf
, sizeof(buf
), tmpl
, include
->path
);
165 info(" ! Failed with exit code %u", WEXITSTATUS(rv
));
169 fw3_run_includes(struct fw3_state
*state
, bool reload
)
171 struct fw3_include
*include
;
173 list_for_each_entry(include
, &state
->includes
, list
)
175 if (reload
&& !include
->reload
)
178 if (include
->type
== FW3_INC_TYPE_SCRIPT
)
179 run_include(include
);