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