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Packit |
d3f73b |
/*
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Packit |
d3f73b |
* m_action.c Action Management
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Packit |
d3f73b |
*
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Packit |
d3f73b |
* This program is free software; you can distribute it and/or
|
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Packit |
d3f73b |
* modify it under the terms of the GNU General Public License
|
|
Packit |
d3f73b |
* as published by the Free Software Foundation; either version
|
|
Packit |
d3f73b |
* 2 of the License, or (at your option) any later version.
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Packit |
d3f73b |
*
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Packit |
d3f73b |
* Authors: J Hadi Salim (hadi@cyberus.ca)
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Packit |
d3f73b |
*
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d3f73b |
* TODO:
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Packit |
d3f73b |
* - parse to be passed a filedescriptor for logging purposes
|
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Packit |
d3f73b |
*
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Packit |
d3f73b |
*/
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Packit |
d3f73b |
|
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Packit |
d3f73b |
#include <stdio.h>
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Packit |
d3f73b |
#include <stdlib.h>
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Packit |
d3f73b |
#include <stdbool.h>
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Packit |
d3f73b |
#include <unistd.h>
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Packit |
d3f73b |
#include <fcntl.h>
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Packit |
d3f73b |
#include <sys/socket.h>
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Packit |
d3f73b |
#include <netinet/in.h>
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d3f73b |
#include <arpa/inet.h>
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d3f73b |
#include <string.h>
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d3f73b |
#include <dlfcn.h>
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Packit |
d3f73b |
|
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Packit |
d3f73b |
#include "utils.h"
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d3f73b |
#include "tc_common.h"
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Packit |
d3f73b |
#include "tc_util.h"
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Packit |
d3f73b |
|
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Packit |
d3f73b |
static struct action_util *action_list;
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Packit |
d3f73b |
#ifdef CONFIG_GACT
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d3f73b |
static int gact_ld; /* f*ckin backward compatibility */
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Packit |
d3f73b |
#endif
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d3f73b |
static int tab_flush;
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Packit |
d3f73b |
|
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Packit |
d3f73b |
static void act_usage(void)
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d3f73b |
{
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Packit |
d3f73b |
/*XXX: In the near future add a action->print_help to improve
|
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Packit |
d3f73b |
* usability
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d3f73b |
* This would mean new tc will not be backward compatible
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d3f73b |
* with any action .so from the old days. But if someone really
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Packit |
d3f73b |
* does that, they would know how to fix this ..
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Packit |
d3f73b |
*
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d3f73b |
*/
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d3f73b |
fprintf(stderr,
|
|
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d3f73b |
"usage: tc actions <ACTSPECOP>*\n"
|
|
Packit |
d3f73b |
"Where: ACTSPECOP := ACR | GD | FL\n"
|
|
Packit |
d3f73b |
" ACR := add | change | replace <ACTSPEC>*\n"
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Packit |
d3f73b |
" GD := get | delete | <ACTISPEC>*\n"
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|
Packit |
d3f73b |
" FL := ls | list | flush | <ACTNAMESPEC>\n"
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|
Packit |
d3f73b |
" ACTNAMESPEC := action <ACTNAME>\n"
|
|
Packit |
d3f73b |
" ACTISPEC := <ACTNAMESPEC> <INDEXSPEC>\n"
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|
Packit |
d3f73b |
" ACTSPEC := action <ACTDETAIL> [INDEXSPEC]\n"
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|
Packit |
d3f73b |
" INDEXSPEC := index <32 bit indexvalue>\n"
|
|
Packit |
d3f73b |
" ACTDETAIL := <ACTNAME> <ACTPARAMS>\n"
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|
Packit |
d3f73b |
" Example ACTNAME is gact, mirred, bpf, etc\n"
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Packit |
d3f73b |
" Each action has its own parameters (ACTPARAMS)\n"
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Packit |
d3f73b |
"\n");
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Packit |
d3f73b |
|
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Packit |
d3f73b |
exit(-1);
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d3f73b |
}
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Packit |
d3f73b |
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d3f73b |
static int print_noaopt(struct action_util *au, FILE *f, struct rtattr *opt)
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|
Packit |
d3f73b |
{
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|
Packit |
d3f73b |
if (opt && RTA_PAYLOAD(opt))
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|
Packit |
d3f73b |
fprintf(f, "[Unknown action, optlen=%u] ",
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|
Packit |
d3f73b |
(unsigned int) RTA_PAYLOAD(opt));
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|
Packit |
d3f73b |
return 0;
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|
Packit |
d3f73b |
}
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Packit |
d3f73b |
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Packit |
d3f73b |
static int parse_noaopt(struct action_util *au, int *argc_p,
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|
Packit |
d3f73b |
char ***argv_p, int code, struct nlmsghdr *n)
|
|
Packit |
d3f73b |
{
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|
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d3f73b |
int argc = *argc_p;
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Packit |
d3f73b |
char **argv = *argv_p;
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Packit |
d3f73b |
|
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Packit |
d3f73b |
if (argc)
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|
Packit |
d3f73b |
fprintf(stderr,
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|
Packit |
d3f73b |
"Unknown action \"%s\", hence option \"%s\" is unparsable\n",
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|
Packit |
d3f73b |
au->id, *argv);
|
|
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d3f73b |
else
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|
Packit |
d3f73b |
fprintf(stderr, "Unknown action \"%s\"\n", au->id);
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Packit |
d3f73b |
|
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Packit |
d3f73b |
return -1;
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|
Packit |
d3f73b |
}
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|
Packit |
d3f73b |
|
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Packit |
d3f73b |
static struct action_util *get_action_kind(char *str)
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|
Packit |
d3f73b |
{
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|
Packit |
d3f73b |
static void *aBODY;
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|
Packit |
d3f73b |
void *dlh;
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|
Packit |
d3f73b |
char buf[256];
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|
Packit |
d3f73b |
struct action_util *a;
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Packit |
d3f73b |
#ifdef CONFIG_GACT
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|
Packit |
d3f73b |
int looked4gact = 0;
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Packit |
d3f73b |
restart_s:
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|
Packit |
d3f73b |
#endif
|
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Packit |
d3f73b |
for (a = action_list; a; a = a->next) {
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Packit |
d3f73b |
if (strcmp(a->id, str) == 0)
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|
Packit |
d3f73b |
return a;
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|
Packit |
d3f73b |
}
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|
Packit |
d3f73b |
|
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d3f73b |
snprintf(buf, sizeof(buf), "%s/m_%s.so", get_tc_lib(), str);
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|
Packit |
d3f73b |
dlh = dlopen(buf, RTLD_LAZY | RTLD_GLOBAL);
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Packit |
d3f73b |
if (dlh == NULL) {
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Packit |
d3f73b |
dlh = aBODY;
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|
Packit |
d3f73b |
if (dlh == NULL) {
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|
Packit |
d3f73b |
dlh = aBODY = dlopen(NULL, RTLD_LAZY);
|
|
Packit |
d3f73b |
if (dlh == NULL)
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|
Packit |
d3f73b |
goto noexist;
|
|
Packit |
d3f73b |
}
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|
Packit |
d3f73b |
}
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|
Packit |
d3f73b |
|
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Packit |
d3f73b |
snprintf(buf, sizeof(buf), "%s_action_util", str);
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|
Packit |
d3f73b |
a = dlsym(dlh, buf);
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|
Packit |
d3f73b |
if (a == NULL)
|
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Packit |
d3f73b |
goto noexist;
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|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
reg:
|
|
Packit |
d3f73b |
a->next = action_list;
|
|
Packit |
d3f73b |
action_list = a;
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|
Packit |
d3f73b |
return a;
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|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
noexist:
|
|
Packit |
d3f73b |
#ifdef CONFIG_GACT
|
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Packit |
d3f73b |
if (!looked4gact) {
|
|
Packit |
d3f73b |
looked4gact = 1;
|
|
Packit |
d3f73b |
strcpy(str, "gact");
|
|
Packit |
d3f73b |
goto restart_s;
|
|
Packit |
d3f73b |
}
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|
Packit |
d3f73b |
#endif
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|
Packit |
d3f73b |
a = calloc(1, sizeof(*a));
|
|
Packit |
d3f73b |
if (a) {
|
|
Packit |
d3f73b |
strncpy(a->id, "noact", 15);
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|
Packit |
d3f73b |
a->parse_aopt = parse_noaopt;
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|
Packit |
d3f73b |
a->print_aopt = print_noaopt;
|
|
Packit |
d3f73b |
goto reg;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
return a;
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|
Packit |
d3f73b |
}
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|
Packit |
d3f73b |
|
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Packit |
d3f73b |
static bool
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|
Packit |
d3f73b |
new_cmd(char **argv)
|
|
Packit |
d3f73b |
{
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|
Packit |
d3f73b |
return (matches(*argv, "change") == 0) ||
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|
Packit |
d3f73b |
(matches(*argv, "replace") == 0) ||
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|
Packit |
d3f73b |
(matches(*argv, "delete") == 0) ||
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|
Packit |
d3f73b |
(matches(*argv, "get") == 0) ||
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|
Packit |
d3f73b |
(matches(*argv, "add") == 0);
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
int parse_action(int *argc_p, char ***argv_p, int tca_id, struct nlmsghdr *n)
|
|
Packit |
d3f73b |
{
|
|
Packit |
d3f73b |
int argc = *argc_p;
|
|
Packit |
d3f73b |
char **argv = *argv_p;
|
|
Packit |
d3f73b |
struct rtattr *tail, *tail2;
|
|
Packit |
d3f73b |
char k[FILTER_NAMESZ];
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|
Packit |
d3f73b |
int act_ck_len = 0;
|
|
Packit |
d3f73b |
int ok = 0;
|
|
Packit |
d3f73b |
int eap = 0; /* expect action parameters */
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
int ret = 0;
|
|
Packit |
d3f73b |
int prio = 0;
|
|
Packit |
d3f73b |
unsigned char act_ck[TC_COOKIE_MAX_SIZE];
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (argc <= 0)
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
tail2 = addattr_nest(n, MAX_MSG, tca_id);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
while (argc > 0) {
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
memset(k, 0, sizeof(k));
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (strcmp(*argv, "action") == 0) {
|
|
Packit |
d3f73b |
argc--;
|
|
Packit |
d3f73b |
argv++;
|
|
Packit |
d3f73b |
eap = 1;
|
|
Packit |
d3f73b |
#ifdef CONFIG_GACT
|
|
Packit |
d3f73b |
if (!gact_ld)
|
|
Packit |
d3f73b |
get_action_kind("gact");
|
|
Packit |
d3f73b |
#endif
|
|
Packit |
d3f73b |
continue;
|
|
Packit |
d3f73b |
} else if (strcmp(*argv, "flowid") == 0) {
|
|
Packit |
d3f73b |
break;
|
|
Packit |
d3f73b |
} else if (strcmp(*argv, "classid") == 0) {
|
|
Packit |
d3f73b |
break;
|
|
Packit |
d3f73b |
} else if (strcmp(*argv, "help") == 0) {
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
} else if (new_cmd(argv)) {
|
|
Packit |
d3f73b |
goto done0;
|
|
Packit |
d3f73b |
} else {
|
|
Packit |
d3f73b |
struct action_util *a = NULL;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (!action_a2n(*argv, NULL, false))
|
|
Packit |
d3f73b |
strncpy(k, "gact", sizeof(k) - 1);
|
|
Packit |
d3f73b |
else
|
|
Packit |
d3f73b |
strncpy(k, *argv, sizeof(k) - 1);
|
|
Packit |
d3f73b |
eap = 0;
|
|
Packit |
d3f73b |
if (argc > 0) {
|
|
Packit |
d3f73b |
a = get_action_kind(k);
|
|
Packit |
d3f73b |
} else {
|
|
Packit |
d3f73b |
done0:
|
|
Packit |
d3f73b |
if (ok)
|
|
Packit |
d3f73b |
break;
|
|
Packit |
d3f73b |
else
|
|
Packit |
d3f73b |
goto done;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (a == NULL)
|
|
Packit |
d3f73b |
goto bad_val;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
tail = addattr_nest(n, MAX_MSG, ++prio);
|
|
Packit |
d3f73b |
addattr_l(n, MAX_MSG, TCA_ACT_KIND, k, strlen(k) + 1);
|
|
Packit |
d3f73b |
|
|
Packit Service |
6d470f |
ret = a->parse_aopt(a, &argc, &argv,
|
|
Packit Service |
6d470f |
TCA_ACT_OPTIONS | NLA_F_NESTED,
|
|
Packit |
d3f73b |
n);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (ret < 0) {
|
|
Packit |
d3f73b |
fprintf(stderr, "bad action parsing\n");
|
|
Packit |
d3f73b |
goto bad_val;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (*argv && strcmp(*argv, "cookie") == 0) {
|
|
Packit |
d3f73b |
size_t slen;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
NEXT_ARG();
|
|
Packit |
d3f73b |
slen = strlen(*argv);
|
|
Packit |
d3f73b |
if (slen > TC_COOKIE_MAX_SIZE * 2) {
|
|
Packit |
d3f73b |
char cookie_err_m[128];
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
snprintf(cookie_err_m, 128,
|
|
Packit |
d3f73b |
"%zd Max allowed size %d",
|
|
Packit |
d3f73b |
slen, TC_COOKIE_MAX_SIZE*2);
|
|
Packit |
d3f73b |
invarg(cookie_err_m, *argv);
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (hex2mem(*argv, act_ck, slen / 2) < 0)
|
|
Packit |
d3f73b |
invarg("cookie must be a hex string\n",
|
|
Packit |
d3f73b |
*argv);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
act_ck_len = slen / 2;
|
|
Packit |
d3f73b |
argc--;
|
|
Packit |
d3f73b |
argv++;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (act_ck_len)
|
|
Packit |
d3f73b |
addattr_l(n, MAX_MSG, TCA_ACT_COOKIE,
|
|
Packit |
d3f73b |
&act_ck, act_ck_len);
|
|
Packit |
d3f73b |
|
|
Packit Service |
3ca16c |
if (*argv && strcmp(*argv, "no_percpu") == 0) {
|
|
Packit Service |
3ca16c |
struct nla_bitfield32 flags =
|
|
Packit Service |
3ca16c |
{ TCA_ACT_FLAGS_NO_PERCPU_STATS,
|
|
Packit Service |
3ca16c |
TCA_ACT_FLAGS_NO_PERCPU_STATS };
|
|
Packit Service |
3ca16c |
|
|
Packit Service |
3ca16c |
addattr_l(n, MAX_MSG, TCA_ACT_FLAGS, &flags,
|
|
Packit Service |
3ca16c |
sizeof(struct nla_bitfield32));
|
|
Packit Service |
3ca16c |
NEXT_ARG_FWD();
|
|
Packit Service |
3ca16c |
}
|
|
Packit Service |
3ca16c |
|
|
Packit |
d3f73b |
addattr_nest_end(n, tail);
|
|
Packit |
d3f73b |
ok++;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (eap > 0) {
|
|
Packit |
d3f73b |
fprintf(stderr, "bad action empty %d\n", eap);
|
|
Packit |
d3f73b |
goto bad_val;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
addattr_nest_end(n, tail2);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
done:
|
|
Packit |
d3f73b |
*argc_p = argc;
|
|
Packit |
d3f73b |
*argv_p = argv;
|
|
Packit |
d3f73b |
return 0;
|
|
Packit |
d3f73b |
bad_val:
|
|
Packit |
d3f73b |
/* no need to undo things, returning from here should
|
|
Packit |
d3f73b |
* cause enough pain
|
|
Packit |
d3f73b |
*/
|
|
Packit |
d3f73b |
fprintf(stderr, "parse_action: bad value (%d:%s)!\n", argc, *argv);
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
static int tc_print_one_action(FILE *f, struct rtattr *arg)
|
|
Packit |
d3f73b |
{
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
struct rtattr *tb[TCA_ACT_MAX + 1];
|
|
Packit |
d3f73b |
int err = 0;
|
|
Packit |
d3f73b |
struct action_util *a = NULL;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (arg == NULL)
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
parse_rtattr_nested(tb, TCA_ACT_MAX, arg);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (tb[TCA_ACT_KIND] == NULL) {
|
|
Packit |
d3f73b |
fprintf(stderr, "NULL Action!\n");
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
a = get_action_kind(RTA_DATA(tb[TCA_ACT_KIND]));
|
|
Packit |
d3f73b |
if (a == NULL)
|
|
Packit |
d3f73b |
return err;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
err = a->print_aopt(a, f, tb[TCA_ACT_OPTIONS]);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (err < 0)
|
|
Packit |
d3f73b |
return err;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (show_stats && tb[TCA_ACT_STATS]) {
|
|
Packit |
d3f73b |
print_string(PRINT_FP, NULL, "\tAction statistics:", NULL);
|
|
Packit |
d3f73b |
print_string(PRINT_FP, NULL, "%s", _SL_);
|
|
Packit |
d3f73b |
open_json_object("stats");
|
|
Packit |
d3f73b |
print_tcstats2_attr(f, tb[TCA_ACT_STATS], "\t", NULL);
|
|
Packit |
d3f73b |
close_json_object();
|
|
Packit |
d3f73b |
print_string(PRINT_FP, NULL, "%s", _SL_);
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
if (tb[TCA_ACT_COOKIE]) {
|
|
Packit |
d3f73b |
int strsz = RTA_PAYLOAD(tb[TCA_ACT_COOKIE]);
|
|
Packit |
d3f73b |
char b1[strsz * 2 + 1];
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
print_string(PRINT_ANY, "cookie", "\tcookie %s",
|
|
Packit |
d3f73b |
hexstring_n2a(RTA_DATA(tb[TCA_ACT_COOKIE]),
|
|
Packit |
d3f73b |
strsz, b1, sizeof(b1)));
|
|
Packit |
d3f73b |
print_string(PRINT_FP, NULL, "%s", _SL_);
|
|
Packit |
d3f73b |
}
|
|
Packit Service |
3ca16c |
if (tb[TCA_ACT_FLAGS]) {
|
|
Packit Service |
3ca16c |
struct nla_bitfield32 *flags = RTA_DATA(tb[TCA_ACT_FLAGS]);
|
|
Packit Service |
3ca16c |
|
|
Packit Service |
3ca16c |
if (flags->selector & TCA_ACT_FLAGS_NO_PERCPU_STATS)
|
|
Packit Service |
3ca16c |
print_bool(PRINT_ANY, "no_percpu", "\tno_percpu",
|
|
Packit Service |
3ca16c |
flags->value &
|
|
Packit Service |
3ca16c |
TCA_ACT_FLAGS_NO_PERCPU_STATS);
|
|
Packit Service |
3ca16c |
print_string(PRINT_FP, NULL, "%s", _SL_);
|
|
Packit Service |
3ca16c |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
return 0;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
static int
|
|
Packit |
d3f73b |
tc_print_action_flush(FILE *f, const struct rtattr *arg)
|
|
Packit |
d3f73b |
{
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
struct rtattr *tb[TCA_MAX + 1];
|
|
Packit |
d3f73b |
int err = 0;
|
|
Packit |
d3f73b |
struct action_util *a = NULL;
|
|
Packit |
d3f73b |
__u32 *delete_count = 0;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
parse_rtattr_nested(tb, TCA_MAX, arg);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (tb[TCA_KIND] == NULL) {
|
|
Packit |
d3f73b |
fprintf(stderr, "NULL Action!\n");
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
a = get_action_kind(RTA_DATA(tb[TCA_KIND]));
|
|
Packit |
d3f73b |
if (a == NULL)
|
|
Packit |
d3f73b |
return err;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
delete_count = RTA_DATA(tb[TCA_FCNT]);
|
|
Packit |
d3f73b |
fprintf(f, " %s (%d entries)\n", a->id, *delete_count);
|
|
Packit |
d3f73b |
tab_flush = 0;
|
|
Packit |
d3f73b |
return 0;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
int
|
|
Packit |
d3f73b |
tc_print_action(FILE *f, const struct rtattr *arg, unsigned short tot_acts)
|
|
Packit |
d3f73b |
{
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
int i;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (arg == NULL)
|
|
Packit |
d3f73b |
return 0;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (!tot_acts)
|
|
Packit |
d3f73b |
tot_acts = TCA_ACT_MAX_PRIO;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
struct rtattr *tb[tot_acts + 1];
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
parse_rtattr_nested(tb, tot_acts, arg);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (tab_flush && tb[0] && !tb[1])
|
|
Packit |
d3f73b |
return tc_print_action_flush(f, tb[0]);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
open_json_array(PRINT_JSON, "actions");
|
|
Packit |
d3f73b |
for (i = 0; i <= tot_acts; i++) {
|
|
Packit |
d3f73b |
if (tb[i]) {
|
|
Packit |
d3f73b |
open_json_object(NULL);
|
|
Packit |
d3f73b |
print_string(PRINT_FP, NULL, "%s", _SL_);
|
|
Packit |
d3f73b |
print_uint(PRINT_ANY, "order",
|
|
Packit |
d3f73b |
"\taction order %u: ", i);
|
|
Packit |
d3f73b |
if (tc_print_one_action(f, tb[i]) < 0) {
|
|
Packit |
d3f73b |
print_string(PRINT_FP, NULL,
|
|
Packit |
d3f73b |
"Error printing action\n", NULL);
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
close_json_object();
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
close_json_array(PRINT_JSON, NULL);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
return 0;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
int print_action(struct nlmsghdr *n, void *arg)
|
|
Packit |
d3f73b |
{
|
|
Packit |
d3f73b |
FILE *fp = (FILE *)arg;
|
|
Packit |
d3f73b |
struct tcamsg *t = NLMSG_DATA(n);
|
|
Packit |
d3f73b |
int len = n->nlmsg_len;
|
|
Packit |
d3f73b |
__u32 *tot_acts = NULL;
|
|
Packit |
d3f73b |
struct rtattr *tb[TCA_ROOT_MAX+1];
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
len -= NLMSG_LENGTH(sizeof(*t));
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (len < 0) {
|
|
Packit |
d3f73b |
fprintf(stderr, "Wrong len %d\n", len);
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
parse_rtattr(tb, TCA_ROOT_MAX, TA_RTA(t), len);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (tb[TCA_ROOT_COUNT])
|
|
Packit |
d3f73b |
tot_acts = RTA_DATA(tb[TCA_ROOT_COUNT]);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
open_json_object(NULL);
|
|
Packit |
d3f73b |
print_uint(PRINT_ANY, "total acts", "total acts %u",
|
|
Packit |
d3f73b |
tot_acts ? *tot_acts : 0);
|
|
Packit |
d3f73b |
print_string(PRINT_FP, NULL, "%s", _SL_);
|
|
Packit |
d3f73b |
close_json_object();
|
|
Packit |
d3f73b |
if (tb[TCA_ACT_TAB] == NULL) {
|
|
Packit |
d3f73b |
if (n->nlmsg_type != RTM_GETACTION)
|
|
Packit |
d3f73b |
fprintf(stderr, "print_action: NULL kind\n");
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (n->nlmsg_type == RTM_DELACTION) {
|
|
Packit |
d3f73b |
if (n->nlmsg_flags & NLM_F_ROOT) {
|
|
Packit |
d3f73b |
fprintf(fp, "Flushed table ");
|
|
Packit |
d3f73b |
tab_flush = 1;
|
|
Packit |
d3f73b |
} else {
|
|
Packit |
d3f73b |
fprintf(fp, "Deleted action ");
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (n->nlmsg_type == RTM_NEWACTION) {
|
|
Packit |
d3f73b |
if ((n->nlmsg_flags & NLM_F_CREATE) &&
|
|
Packit |
d3f73b |
!(n->nlmsg_flags & NLM_F_REPLACE)) {
|
|
Packit |
d3f73b |
fprintf(fp, "Added action ");
|
|
Packit |
d3f73b |
} else if (n->nlmsg_flags & NLM_F_REPLACE) {
|
|
Packit |
d3f73b |
fprintf(fp, "Replaced action ");
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
open_json_object(NULL);
|
|
Packit |
d3f73b |
tc_print_action(fp, tb[TCA_ACT_TAB], tot_acts ? *tot_acts:0);
|
|
Packit |
d3f73b |
close_json_object();
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
return 0;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
static int tc_action_gd(int cmd, unsigned int flags,
|
|
Packit |
d3f73b |
int *argc_p, char ***argv_p)
|
|
Packit |
d3f73b |
{
|
|
Packit |
d3f73b |
char k[FILTER_NAMESZ];
|
|
Packit |
d3f73b |
struct action_util *a = NULL;
|
|
Packit |
d3f73b |
int argc = *argc_p;
|
|
Packit |
d3f73b |
char **argv = *argv_p;
|
|
Packit |
d3f73b |
int prio = 0;
|
|
Packit |
d3f73b |
int ret = 0;
|
|
Packit |
d3f73b |
__u32 i = 0;
|
|
Packit |
d3f73b |
struct rtattr *tail;
|
|
Packit |
d3f73b |
struct rtattr *tail2;
|
|
Packit |
d3f73b |
struct nlmsghdr *ans = NULL;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
struct {
|
|
Packit |
d3f73b |
struct nlmsghdr n;
|
|
Packit |
d3f73b |
struct tcamsg t;
|
|
Packit |
d3f73b |
char buf[MAX_MSG];
|
|
Packit |
d3f73b |
} req = {
|
|
Packit |
d3f73b |
.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct tcamsg)),
|
|
Packit |
d3f73b |
.n.nlmsg_flags = NLM_F_REQUEST | flags,
|
|
Packit |
d3f73b |
.n.nlmsg_type = cmd,
|
|
Packit |
d3f73b |
.t.tca_family = AF_UNSPEC,
|
|
Packit |
d3f73b |
};
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
argc -= 1;
|
|
Packit |
d3f73b |
argv += 1;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
tail = addattr_nest(&req.n, MAX_MSG, TCA_ACT_TAB);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
while (argc > 0) {
|
|
Packit |
d3f73b |
if (strcmp(*argv, "action") == 0) {
|
|
Packit |
d3f73b |
argc--;
|
|
Packit |
d3f73b |
argv++;
|
|
Packit |
d3f73b |
continue;
|
|
Packit |
d3f73b |
} else if (strcmp(*argv, "help") == 0) {
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
strncpy(k, *argv, sizeof(k) - 1);
|
|
Packit |
d3f73b |
a = get_action_kind(k);
|
|
Packit |
d3f73b |
if (a == NULL) {
|
|
Packit |
d3f73b |
fprintf(stderr, "Error: non existent action: %s\n", k);
|
|
Packit |
d3f73b |
ret = -1;
|
|
Packit |
d3f73b |
goto bad_val;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
if (strcmp(a->id, k) != 0) {
|
|
Packit |
d3f73b |
fprintf(stderr, "Error: non existent action: %s\n", k);
|
|
Packit |
d3f73b |
ret = -1;
|
|
Packit |
d3f73b |
goto bad_val;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
argc -= 1;
|
|
Packit |
d3f73b |
argv += 1;
|
|
Packit |
d3f73b |
if (argc <= 0) {
|
|
Packit |
d3f73b |
fprintf(stderr,
|
|
Packit |
d3f73b |
"Error: no index specified action: %s\n", k);
|
|
Packit |
d3f73b |
ret = -1;
|
|
Packit |
d3f73b |
goto bad_val;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (matches(*argv, "index") == 0) {
|
|
Packit |
d3f73b |
NEXT_ARG();
|
|
Packit |
d3f73b |
if (get_u32(&i, *argv, 10)) {
|
|
Packit |
d3f73b |
fprintf(stderr, "Illegal \"index\"\n");
|
|
Packit |
d3f73b |
ret = -1;
|
|
Packit |
d3f73b |
goto bad_val;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
argc -= 1;
|
|
Packit |
d3f73b |
argv += 1;
|
|
Packit |
d3f73b |
} else {
|
|
Packit |
d3f73b |
fprintf(stderr,
|
|
Packit |
d3f73b |
"Error: no index specified action: %s\n", k);
|
|
Packit |
d3f73b |
ret = -1;
|
|
Packit |
d3f73b |
goto bad_val;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
tail2 = addattr_nest(&req.n, MAX_MSG, ++prio);
|
|
Packit |
d3f73b |
addattr_l(&req.n, MAX_MSG, TCA_ACT_KIND, k, strlen(k) + 1);
|
|
Packit |
d3f73b |
if (i > 0)
|
|
Packit |
d3f73b |
addattr32(&req.n, MAX_MSG, TCA_ACT_INDEX, i);
|
|
Packit |
d3f73b |
addattr_nest_end(&req.n, tail2);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
addattr_nest_end(&req.n, tail);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
req.n.nlmsg_seq = rth.dump = ++rth.seq;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (rtnl_talk(&rth, &req.n, cmd == RTM_DELACTION ? NULL : &ans) < 0) {
|
|
Packit |
d3f73b |
fprintf(stderr, "We have an error talking to the kernel\n");
|
|
Packit |
d3f73b |
return 1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (cmd == RTM_GETACTION) {
|
|
Packit |
d3f73b |
new_json_obj(json);
|
|
Packit |
d3f73b |
ret = print_action(ans, stdout);
|
|
Packit |
d3f73b |
if (ret < 0) {
|
|
Packit |
d3f73b |
fprintf(stderr, "Dump terminated\n");
|
|
Packit |
d3f73b |
free(ans);
|
|
Packit |
d3f73b |
delete_json_obj();
|
|
Packit |
d3f73b |
return 1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
delete_json_obj();
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
free(ans);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
*argc_p = argc;
|
|
Packit |
d3f73b |
*argv_p = argv;
|
|
Packit |
d3f73b |
bad_val:
|
|
Packit |
d3f73b |
return ret;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
static int tc_action_modify(int cmd, unsigned int flags,
|
|
Packit |
d3f73b |
int *argc_p, char ***argv_p)
|
|
Packit |
d3f73b |
{
|
|
Packit |
d3f73b |
int argc = *argc_p;
|
|
Packit |
d3f73b |
char **argv = *argv_p;
|
|
Packit |
d3f73b |
int ret = 0;
|
|
Packit |
d3f73b |
struct {
|
|
Packit |
d3f73b |
struct nlmsghdr n;
|
|
Packit |
d3f73b |
struct tcamsg t;
|
|
Packit |
d3f73b |
char buf[MAX_MSG];
|
|
Packit |
d3f73b |
} req = {
|
|
Packit |
d3f73b |
.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct tcamsg)),
|
|
Packit |
d3f73b |
.n.nlmsg_flags = NLM_F_REQUEST | flags,
|
|
Packit |
d3f73b |
.n.nlmsg_type = cmd,
|
|
Packit |
d3f73b |
.t.tca_family = AF_UNSPEC,
|
|
Packit |
d3f73b |
};
|
|
Packit |
d3f73b |
struct rtattr *tail = NLMSG_TAIL(&req.n);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
argc -= 1;
|
|
Packit |
d3f73b |
argv += 1;
|
|
Packit |
d3f73b |
if (parse_action(&argc, &argv, TCA_ACT_TAB, &req.n)) {
|
|
Packit |
d3f73b |
fprintf(stderr, "Illegal \"action\"\n");
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
tail->rta_len = (void *) NLMSG_TAIL(&req.n) - (void *) tail;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (rtnl_talk(&rth, &req.n, NULL) < 0) {
|
|
Packit |
d3f73b |
fprintf(stderr, "We have an error talking to the kernel\n");
|
|
Packit |
d3f73b |
ret = -1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
*argc_p = argc;
|
|
Packit |
d3f73b |
*argv_p = argv;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
return ret;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
static int tc_act_list_or_flush(int *argc_p, char ***argv_p, int event)
|
|
Packit |
d3f73b |
{
|
|
Packit |
d3f73b |
struct rtattr *tail, *tail2, *tail3, *tail4;
|
|
Packit |
d3f73b |
int ret = 0, prio = 0, msg_size = 0;
|
|
Packit |
d3f73b |
struct action_util *a = NULL;
|
|
Packit |
d3f73b |
struct nla_bitfield32 flag_select = { 0 };
|
|
Packit |
d3f73b |
char **argv = *argv_p;
|
|
Packit |
d3f73b |
__u32 msec_since = 0;
|
|
Packit |
d3f73b |
int argc = *argc_p;
|
|
Packit |
d3f73b |
char k[FILTER_NAMESZ];
|
|
Packit |
d3f73b |
struct {
|
|
Packit |
d3f73b |
struct nlmsghdr n;
|
|
Packit |
d3f73b |
struct tcamsg t;
|
|
Packit |
d3f73b |
char buf[MAX_MSG];
|
|
Packit |
d3f73b |
} req = {
|
|
Packit |
d3f73b |
.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct tcamsg)),
|
|
Packit |
d3f73b |
.t.tca_family = AF_UNSPEC,
|
|
Packit |
d3f73b |
};
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
tail = addattr_nest(&req.n, MAX_MSG, TCA_ACT_TAB);
|
|
Packit |
d3f73b |
tail2 = NLMSG_TAIL(&req.n);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
strncpy(k, *argv, sizeof(k) - 1);
|
|
Packit |
d3f73b |
#ifdef CONFIG_GACT
|
|
Packit |
d3f73b |
if (!gact_ld)
|
|
Packit |
d3f73b |
get_action_kind("gact");
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
#endif
|
|
Packit |
d3f73b |
a = get_action_kind(k);
|
|
Packit |
d3f73b |
if (a == NULL) {
|
|
Packit |
d3f73b |
fprintf(stderr, "bad action %s\n", k);
|
|
Packit |
d3f73b |
goto bad_val;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
if (strcmp(a->id, k) != 0) {
|
|
Packit |
d3f73b |
fprintf(stderr, "bad action %s\n", k);
|
|
Packit |
d3f73b |
goto bad_val;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
strncpy(k, *argv, sizeof(k) - 1);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
argc -= 1;
|
|
Packit |
d3f73b |
argv += 1;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (argc && (strcmp(*argv, "since") == 0)) {
|
|
Packit |
d3f73b |
NEXT_ARG();
|
|
Packit |
d3f73b |
if (get_u32(&msec_since, *argv, 0))
|
|
Packit |
d3f73b |
invarg("dump time \"since\" is invalid", *argv);
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
addattr_l(&req.n, MAX_MSG, ++prio, NULL, 0);
|
|
Packit |
d3f73b |
addattr_l(&req.n, MAX_MSG, TCA_ACT_KIND, k, strlen(k) + 1);
|
|
Packit |
d3f73b |
tail2->rta_len = (void *) NLMSG_TAIL(&req.n) - (void *) tail2;
|
|
Packit |
d3f73b |
addattr_nest_end(&req.n, tail);
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
tail3 = NLMSG_TAIL(&req.n);
|
|
Packit |
d3f73b |
flag_select.value |= TCA_FLAG_LARGE_DUMP_ON;
|
|
Packit |
d3f73b |
flag_select.selector |= TCA_FLAG_LARGE_DUMP_ON;
|
|
Packit |
d3f73b |
addattr_l(&req.n, MAX_MSG, TCA_ROOT_FLAGS, &flag_select,
|
|
Packit |
d3f73b |
sizeof(struct nla_bitfield32));
|
|
Packit |
d3f73b |
tail3->rta_len = (void *) NLMSG_TAIL(&req.n) - (void *) tail3;
|
|
Packit |
d3f73b |
if (msec_since) {
|
|
Packit |
d3f73b |
tail4 = NLMSG_TAIL(&req.n);
|
|
Packit |
d3f73b |
addattr32(&req.n, MAX_MSG, TCA_ROOT_TIME_DELTA, msec_since);
|
|
Packit |
d3f73b |
tail4->rta_len = (void *) NLMSG_TAIL(&req.n) - (void *) tail4;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
msg_size = NLMSG_ALIGN(req.n.nlmsg_len)
|
|
Packit |
d3f73b |
- NLMSG_ALIGN(sizeof(struct nlmsghdr));
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (event == RTM_GETACTION) {
|
|
Packit |
d3f73b |
if (rtnl_dump_request(&rth, event,
|
|
Packit |
d3f73b |
(void *)&req.t, msg_size) < 0) {
|
|
Packit |
d3f73b |
perror("Cannot send dump request");
|
|
Packit |
d3f73b |
return 1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
new_json_obj(json);
|
|
Packit |
d3f73b |
ret = rtnl_dump_filter(&rth, print_action, stdout);
|
|
Packit |
d3f73b |
delete_json_obj();
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (event == RTM_DELACTION) {
|
|
Packit |
d3f73b |
req.n.nlmsg_len = NLMSG_ALIGN(req.n.nlmsg_len);
|
|
Packit |
d3f73b |
req.n.nlmsg_type = RTM_DELACTION;
|
|
Packit |
d3f73b |
req.n.nlmsg_flags |= NLM_F_ROOT;
|
|
Packit |
d3f73b |
req.n.nlmsg_flags |= NLM_F_REQUEST;
|
|
Packit |
d3f73b |
if (rtnl_talk(&rth, &req.n, NULL) < 0) {
|
|
Packit |
d3f73b |
fprintf(stderr, "We have an error flushing\n");
|
|
Packit |
d3f73b |
return 1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
bad_val:
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
*argc_p = argc;
|
|
Packit |
d3f73b |
*argv_p = argv;
|
|
Packit |
d3f73b |
return ret;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
int do_action(int argc, char **argv)
|
|
Packit |
d3f73b |
{
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
int ret = 0;
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
while (argc > 0) {
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (matches(*argv, "add") == 0) {
|
|
Packit |
d3f73b |
ret = tc_action_modify(RTM_NEWACTION,
|
|
Packit |
d3f73b |
NLM_F_EXCL | NLM_F_CREATE,
|
|
Packit |
d3f73b |
&argc, &argv);
|
|
Packit |
d3f73b |
} else if (matches(*argv, "change") == 0 ||
|
|
Packit |
d3f73b |
matches(*argv, "replace") == 0) {
|
|
Packit |
d3f73b |
ret = tc_action_modify(RTM_NEWACTION,
|
|
Packit |
d3f73b |
NLM_F_CREATE | NLM_F_REPLACE,
|
|
Packit |
d3f73b |
&argc, &argv);
|
|
Packit |
d3f73b |
} else if (matches(*argv, "delete") == 0) {
|
|
Packit |
d3f73b |
argc -= 1;
|
|
Packit |
d3f73b |
argv += 1;
|
|
Packit |
d3f73b |
ret = tc_action_gd(RTM_DELACTION, 0, &argc, &argv);
|
|
Packit |
d3f73b |
} else if (matches(*argv, "get") == 0) {
|
|
Packit |
d3f73b |
argc -= 1;
|
|
Packit |
d3f73b |
argv += 1;
|
|
Packit |
d3f73b |
ret = tc_action_gd(RTM_GETACTION, 0, &argc, &argv);
|
|
Packit |
d3f73b |
} else if (matches(*argv, "list") == 0 ||
|
|
Packit |
d3f73b |
matches(*argv, "show") == 0 ||
|
|
Packit |
d3f73b |
matches(*argv, "lst") == 0) {
|
|
Packit |
d3f73b |
if (argc <= 2) {
|
|
Packit |
d3f73b |
act_usage();
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
argc -= 2;
|
|
Packit |
d3f73b |
argv += 2;
|
|
Packit |
d3f73b |
return tc_act_list_or_flush(&argc, &argv,
|
|
Packit |
d3f73b |
RTM_GETACTION);
|
|
Packit |
d3f73b |
} else if (matches(*argv, "flush") == 0) {
|
|
Packit |
d3f73b |
if (argc <= 2) {
|
|
Packit |
d3f73b |
act_usage();
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
argc -= 2;
|
|
Packit |
d3f73b |
argv += 2;
|
|
Packit |
d3f73b |
return tc_act_list_or_flush(&argc, &argv,
|
|
Packit |
d3f73b |
RTM_DELACTION);
|
|
Packit |
d3f73b |
} else if (matches(*argv, "help") == 0) {
|
|
Packit |
d3f73b |
act_usage();
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
} else {
|
|
Packit |
d3f73b |
fprintf(stderr,
|
|
Packit |
d3f73b |
"Command \"%s\" is unknown, try \"tc actions help\".\n",
|
|
Packit |
d3f73b |
*argv);
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
if (ret < 0)
|
|
Packit |
d3f73b |
return -1;
|
|
Packit |
d3f73b |
}
|
|
Packit |
d3f73b |
|
|
Packit |
d3f73b |
return 0;
|
|
Packit |
d3f73b |
}
|