105 lines
1.9 KiB
C
105 lines
1.9 KiB
C
/*
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* Get/set/delete bridge with netlink
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*
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* Authors: Stephen Hemminger <shemminger@vyatta.com>
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/socket.h>
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#include <string.h>
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#include "SNAPSHOT.h"
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#include "utils.h"
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#include "br_common.h"
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struct rtnl_handle rth = { .fd = -1 };
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int resolve_hosts;
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int show_stats;
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int show_details;
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int timestamp;
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static void usage(void) __attribute__((noreturn));
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static void usage(void)
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{
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fprintf(stderr,
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"Usage: br [ OPTIONS ] OBJECT { COMMAND | help }\n"
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"where OBJECT := { fdb | monitor }\n"
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" OPTIONS := { -V[ersion] | -s[tatistics] | -d[etails]\n" );
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exit(-1);
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}
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static int do_help(int argc, char **argv)
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{
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usage();
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}
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static const struct cmd {
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const char *cmd;
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int (*func)(int argc, char **argv);
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} cmds[] = {
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{ "fdb", do_fdb },
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{ "monitor", do_monitor },
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{ "help", do_help },
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{ 0 }
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};
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static int do_cmd(const char *argv0, int argc, char **argv)
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{
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const struct cmd *c;
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for (c = cmds; c->cmd; ++c) {
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if (matches(argv0, c->cmd) == 0)
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return c->func(argc-1, argv+1);
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}
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fprintf(stderr, "Object \"%s\" is unknown, try \"br help\".\n", argv0);
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return -1;
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}
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int
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main(int argc, char **argv)
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{
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while (argc > 1) {
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char *opt = argv[1];
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if (strcmp(opt,"--") == 0) {
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argc--; argv++;
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break;
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}
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if (opt[0] != '-')
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break;
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if (opt[1] == '-')
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opt++;
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if (matches(opt, "-help") == 0) {
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usage();
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} else if (matches(opt, "-Version") == 0) {
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printf("br utility, 0.0\n");
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exit(0);
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} else if (matches(opt, "-stats") == 0 ||
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matches(opt, "-statistics") == 0) {
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++show_stats;
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} else if (matches(opt, "-details") == 0) {
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++show_details;
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} else if (matches(opt, "-timestamp") == 0) {
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++timestamp;
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} else {
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fprintf(stderr, "Option \"%s\" is unknown, try \"br -help\".\n", opt);
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exit(-1);
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}
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argc--; argv++;
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}
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if (rtnl_open(&rth, 0) < 0)
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exit(1);
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if (argc > 1)
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return do_cmd(argv[1], argc-1, argv+1);
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rtnl_close(&rth);
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usage();
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}
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