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| @@ -90,48 +90,59 @@ int print_route(struct sockaddr_nl *who, struct nlmsghdr *n, void *arg) | |
| if (r->rtm_family == AF_INET6) { | |
| if (filter.tb) { | |
| if (filter.tb < 0) { | |
| - | if (!(r->rtm_flags&RTM_F_CLONED)) |
| + | if (!(r->rtm_flags&RTM_F_CLONED)) { |
| return 0; | |
| + | } |
| } else { | |
| - | if (r->rtm_flags&RTM_F_CLONED) |
| + | if (r->rtm_flags&RTM_F_CLONED) { |
| return 0; | |
| + | } |
| if (filter.tb == RT_TABLE_LOCAL) { | |
| - | if (r->rtm_type != RTN_LOCAL) |
| + | if (r->rtm_type != RTN_LOCAL) { |
| return 0; | |
| + | } |
| } else if (filter.tb == RT_TABLE_MAIN) { | |
| - | if (r->rtm_type == RTN_LOCAL) |
| + | if (r->rtm_type == RTN_LOCAL) { |
| return 0; | |
| + | } |
| } else { | |
| return 0; | |
| } | |
| } | |
| } | |
| } else { | |
| - | if (filter.tb > 0 && filter.tb != r->rtm_table) |
| + | if (filter.tb > 0 && filter.tb != r->rtm_table) { |
| return 0; | |
| + | } |
| } | |
| if (filter.rdst.family && | |
| - | (r->rtm_family != filter.rdst.family || filter.rdst.bitlen > r->rtm_dst_len)) |
| + | (r->rtm_family != filter.rdst.family || filter.rdst.bitlen > r->rtm_dst_len)) { |
| return 0; | |
| + | } |
| if (filter.mdst.family && | |
| (r->rtm_family != filter.mdst.family || | |
| - | (filter.mdst.bitlen >= 0 && filter.mdst.bitlen < r->rtm_dst_len))) |
| + | (filter.mdst.bitlen >= 0 && filter.mdst.bitlen < r->rtm_dst_len))) { |
| return 0; | |
| + | } |
| if (filter.rsrc.family && | |
| - | (r->rtm_family != filter.rsrc.family || filter.rsrc.bitlen > r->rtm_src_len)) |
| + | (r->rtm_family != filter.rsrc.family || filter.rsrc.bitlen > r->rtm_src_len)) { |
| return 0; | |
| + | } |
| if (filter.msrc.family && | |
| (r->rtm_family != filter.msrc.family || | |
| - | (filter.msrc.bitlen >= 0 && filter.msrc.bitlen < r->rtm_src_len))) |
| + | (filter.msrc.bitlen >= 0 && filter.msrc.bitlen < r->rtm_src_len))) { |
| return 0; | |
| + | } |
| memset(tb, 0, sizeof(tb)); | |
| parse_rtattr(tb, RTA_MAX, RTM_RTA(r), len); | |
| - | if (n->nlmsg_type == RTM_DELROUTE) |
| + | if (n->nlmsg_type == RTM_DELROUTE) { |
| fprintf(fp, "Deleted "); | |
| - | if (r->rtm_type != RTN_UNICAST && !filter.type) |
| + | } |
| + | if (r->rtm_type != RTN_UNICAST && !filter.type) { |
| fprintf(fp, "%s ", rtnl_rtntype_n2a(r->rtm_type, b1, sizeof(b1))); | |
| + | } |
| if (tb[RTA_DST]) { | |
| if (r->rtm_dst_len != host_len) { | |
| @@ -178,8 +189,9 @@ int print_route(struct sockaddr_nl *who, struct nlmsghdr *n, void *arg) | |
| RTA_DATA(tb[RTA_GATEWAY]), | |
| abuf, sizeof(abuf))); | |
| } | |
| - | if (tb[RTA_OIF] && filter.oifmask != -1) |
| + | if (tb[RTA_OIF] && filter.oifmask != -1) { |
| fprintf(fp, "dev %s ", ll_index_to_name(*(int*)RTA_DATA(tb[RTA_OIF]))); | |
| + | } |
| if (tb[RTA_PREFSRC] && filter.rprefsrc.bitlen != host_len) { | |
| /* Do not use format_host(). It is our local addr | |
| @@ -191,22 +203,28 @@ int print_route(struct sockaddr_nl *who, struct nlmsghdr *n, void *arg) | |
| RTA_DATA(tb[RTA_PREFSRC]), | |
| abuf, sizeof(abuf))); | |
| } | |
| - | if (tb[RTA_PRIORITY]) |
| + | if (tb[RTA_PRIORITY]) { |
| fprintf(fp, " metric %d ", *(__u32*)RTA_DATA(tb[RTA_PRIORITY])); | |
| + | } |
| if (r->rtm_family == AF_INET6) { | |
| struct rta_cacheinfo *ci = NULL; | |
| - | if (tb[RTA_CACHEINFO]) |
| + | if (tb[RTA_CACHEINFO]) { |
| ci = RTA_DATA(tb[RTA_CACHEINFO]); | |
| + | } |
| if ((r->rtm_flags & RTM_F_CLONED) || (ci && ci->rta_expires)) { | |
| static int hz; | |
| - | if (!hz) |
| + | if (!hz) { |
| hz = get_hz(); | |
| - | if (r->rtm_flags & RTM_F_CLONED) |
| + | } |
| + | if (r->rtm_flags & RTM_F_CLONED) { |
| fprintf(fp, "%s cache ", _SL_); | |
| - | if (ci->rta_expires) |
| + | } |
| + | if (ci->rta_expires) { |
| fprintf(fp, " expires %dsec", ci->rta_expires/hz); | |
| - | if (ci->rta_error != 0) |
| + | } |
| + | if (ci->rta_error != 0) { |
| fprintf(fp, " error %d", ci->rta_error); | |
| + | } |
| } else if (ci) { | |
| if (ci->rta_error != 0) | |
| fprintf(fp, " error %d", ci->rta_error); | |
| @@ -260,16 +278,18 @@ int iproute_modify(int cmd, unsigned flags, int argc, char **argv) | |
| inet_prefix addr; | |
| NEXT_ARG(); | |
| get_addr(&addr, *argv, req.r.rtm_family); | |
| - | if (req.r.rtm_family == AF_UNSPEC) |
| + | if (req.r.rtm_family == AF_UNSPEC) { |
| req.r.rtm_family = addr.family; | |
| + | } |
| addattr_l(&req.n, sizeof(req), RTA_PREFSRC, &addr.data, addr.bytelen); | |
| } else if (strcmp(*argv, "via") == 0) { | |
| inet_prefix addr; | |
| gw_ok = 1; | |
| NEXT_ARG(); | |
| get_addr(&addr, *argv, req.r.rtm_family); | |
| - | if (req.r.rtm_family == AF_UNSPEC) |
| + | if (req.r.rtm_family == AF_UNSPEC) { |
| req.r.rtm_family = addr.family; | |
| + | } |
| addattr_l(&req.n, sizeof(req), RTA_GATEWAY, &addr.data, addr.bytelen); | |
| } else if (strcmp(*argv, "mtu") == 0) { | |
| unsigned mtu; | |
| @@ -278,8 +298,9 @@ int iproute_modify(int cmd, unsigned flags, int argc, char **argv) | |
| mxlock |= (1<<RTAX_MTU); | |
| NEXT_ARG(); | |
| } | |
| - | if (get_unsigned(&mtu, *argv, 0)) |
| + | if (get_unsigned(&mtu, *argv, 0)) { |
| invarg("\"mtu\" value is invalid\n", *argv); | |
| + | } |
| rta_addattr32(mxrta, sizeof(mxbuf), RTAX_MTU, mtu); | |
| } else if (matches(*argv, "protocol") == 0) { | |
| int prot; | |
| @@ -306,21 +327,25 @@ int iproute_modify(int cmd, unsigned flags, int argc, char **argv) | |
| type_ok = 1; | |
| } | |
| - | if (dst_ok) |
| + | if (dst_ok) { |
| duparg2("to", *argv); | |
| + | } |
| get_prefix(&dst, *argv, req.r.rtm_family); | |
| - | if (req.r.rtm_family == AF_UNSPEC) |
| + | if (req.r.rtm_family == AF_UNSPEC) { |
| req.r.rtm_family = dst.family; | |
| + | } |
| req.r.rtm_dst_len = dst.bitlen; | |
| dst_ok = 1; | |
| - | if (dst.bytelen) |
| + | if (dst.bytelen) { |
| addattr_l(&req.n, sizeof(req), RTA_DST, &dst.data, dst.bytelen); | |
| + | } |
| } | |
| argc--; argv++; | |
| } | |
| - | if (rtnl_open(&rth, 0) < 0) |
| + | if (rtnl_open(&rth, 0) < 0) { |
| exit(1); | |
| + | } |
| if (d) { | |
| int idx; | |
| @@ -337,16 +362,19 @@ int iproute_modify(int cmd, unsigned flags, int argc, char **argv) | |
| } | |
| if (mxrta->rta_len > RTA_LENGTH(0)) { | |
| - | if (mxlock) |
| + | if (mxlock) { |
| rta_addattr32(mxrta, sizeof(mxbuf), RTAX_LOCK, mxlock); | |
| + | } |
| addattr_l(&req.n, sizeof(req), RTA_METRICS, RTA_DATA(mxrta), RTA_PAYLOAD(mxrta)); | |
| } | |
| - | if (req.r.rtm_family == AF_UNSPEC) |
| + | if (req.r.rtm_family == AF_UNSPEC) { |
| req.r.rtm_family = AF_INET; | |
| + | } |
| - | if (rtnl_talk(&rth, &req.n, 0, 0, NULL, NULL, NULL) < 0) |
| + | if (rtnl_talk(&rth, &req.n, 0, 0, NULL, NULL, NULL) < 0) { |
| exit(2); | |
| + | } |
| return 0; | |
| } | |
| @@ -390,8 +418,9 @@ static int iproute_list(int argc, char **argv) | |
| NEXT_ARG(); | |
| filter.protocolmask = -1; | |
| if (rtnl_rtprot_a2n(&prot, *argv)) { | |
| - | if (strcmp(*argv, "all") != 0) |
| + | if (strcmp(*argv, "all") != 0) { |
| invarg("invalid \"protocol\"\n", *argv); | |
| + | } |
| prot = 0; | |
| filter.protocolmask = 0; | |
| } | |
| @@ -439,11 +468,13 @@ static int iproute_list(int argc, char **argv) | |
| argc--; argv++; | |
| } | |
| - | if (do_ipv6 == AF_UNSPEC && filter.tb) |
| + | if (do_ipv6 == AF_UNSPEC && filter.tb) { |
| do_ipv6 = AF_INET; | |
| + | } |
| - | if (rtnl_open(&rth, 0) < 0) |
| + | if (rtnl_open(&rth, 0) < 0) { |
| exit(1); | |
| + | } |
| ll_init_map(&rth); | |
| @@ -552,8 +583,7 @@ int iproute_get(int argc, char **argv) | |
| } | |
| if (req.r.rtm_dst_len == 0) { | |
| - | fprintf(stderr, "need at least destination address\n"); |
| - | exit(1); |
| + | error_msg_and_die("need at least destination address"); |
| } | |
| if (rtnl_open(&rth, 0) < 0) | |
| @@ -566,25 +596,27 @@ int iproute_get(int argc, char **argv) | |
| if (idev) { | |
| if ((idx = ll_name_to_index(idev)) == 0) { | |
| - | fprintf(stderr, "Cannot find device \"%s\"\n", idev); |
| + | error_msg("Cannot find device \"%s\"", idev); |
| return -1; | |
| } | |
| addattr32(&req.n, sizeof(req), RTA_IIF, idx); | |
| } | |
| if (odev) { | |
| if ((idx = ll_name_to_index(odev)) == 0) { | |
| - | fprintf(stderr, "Cannot find device \"%s\"\n", odev); |
| + | error_msg("Cannot find device \"%s\"", odev); |
| return -1; | |
| } | |
| addattr32(&req.n, sizeof(req), RTA_OIF, idx); | |
| } | |
| } | |
| - | if (req.r.rtm_family == AF_UNSPEC) |
| + | if (req.r.rtm_family == AF_UNSPEC) { |
| req.r.rtm_family = AF_INET; | |
| + | } |
| - | if (rtnl_talk(&rth, &req.n, 0, 0, &req.n, NULL, NULL) < 0) |
| + | if (rtnl_talk(&rth, &req.n, 0, 0, &req.n, NULL, NULL) < 0) { |
| exit(2); | |
| + | } |
| if (connected && !from_ok) { | |
| struct rtmsg *r = NLMSG_DATA(&req.n); | |
| @@ -592,17 +624,16 @@ int iproute_get(int argc, char **argv) | |
| struct rtattr * tb[RTA_MAX+1]; | |
| if (print_route(NULL, &req.n, (void*)stdout) < 0) { | |
| - | fprintf(stderr, "An error :-)\n"); |
| - | exit(1); |
| + | error_msg_and_die("An error :-)"); |
| } | |
| if (req.n.nlmsg_type != RTM_NEWROUTE) { | |
| - | fprintf(stderr, "Not a route?\n"); |
| + | error_msg("Not a route?"); |
| return -1; | |
| } | |
| len -= NLMSG_LENGTH(sizeof(*r)); | |
| if (len < 0) { | |
| - | fprintf(stderr, "Wrong len %d\n", len); |
| + | error_msg("Wrong len %d", len); |
| return -1; | |
| } | |
| @@ -613,25 +644,28 @@ int iproute_get(int argc, char **argv) | |
| tb[RTA_PREFSRC]->rta_type = RTA_SRC; | |
| r->rtm_src_len = 8*RTA_PAYLOAD(tb[RTA_PREFSRC]); | |
| } else if (!tb[RTA_SRC]) { | |
| - | fprintf(stderr, "Failed to connect the route\n"); |
| + | error_msg("Failed to connect the route"); |
| return -1; | |
| } | |
| - | if (!odev && tb[RTA_OIF]) |
| + | if (!odev && tb[RTA_OIF]) { |
| tb[RTA_OIF]->rta_type = 0; | |
| - | if (tb[RTA_GATEWAY]) |
| + | } |
| + | if (tb[RTA_GATEWAY]) { |
| tb[RTA_GATEWAY]->rta_type = 0; | |
| - | if (!idev && tb[RTA_IIF]) |
| + | } |
| + | if (!idev && tb[RTA_IIF]) { |
| tb[RTA_IIF]->rta_type = 0; | |
| + | } |
| req.n.nlmsg_flags = NLM_F_REQUEST; | |
| req.n.nlmsg_type = RTM_GETROUTE; | |
| - | if (rtnl_talk(&rth, &req.n, 0, 0, &req.n, NULL, NULL) < 0) |
| + | if (rtnl_talk(&rth, &req.n, 0, 0, &req.n, NULL, NULL) < 0) { |
| exit(2); | |
| + | } |
| } | |
| if (print_route(NULL, &req.n, (void*)stdout) < 0) { | |
| - | fprintf(stderr, "An error :-)\n"); |
| - | exit(1); |
| + | error_msg_and_die("An error :-)"); |
| } | |
| exit(0); | |
| @@ -646,36 +680,45 @@ void iproute_reset_filter() | |
| int do_iproute(int argc, char **argv) | |
| { | |
| - | if (argc < 1) |
| + | if (argc < 1) { |
| return iproute_list(0, NULL); | |
| + | } |
| - | if (matches(*argv, "add") == 0) |
| + | if (matches(*argv, "add") == 0) { |
| return iproute_modify(RTM_NEWROUTE, NLM_F_CREATE|NLM_F_EXCL, | |
| argc-1, argv+1); | |
| - | if (matches(*argv, "change") == 0 || strcmp(*argv, "chg") == 0) |
| + | } |
| + | if (matches(*argv, "change") == 0 || strcmp(*argv, "chg") == 0) { |
| return iproute_modify(RTM_NEWROUTE, NLM_F_REPLACE, | |
| argc-1, argv+1); | |
| - | if (matches(*argv, "replace") == 0) |
| + | } |
| + | if (matches(*argv, "replace") == 0) { |
| return iproute_modify(RTM_NEWROUTE, NLM_F_CREATE|NLM_F_REPLACE, | |
| argc-1, argv+1); | |
| - | if (matches(*argv, "prepend") == 0) |
| + | } |
| + | if (matches(*argv, "prepend") == 0) { |
| return iproute_modify(RTM_NEWROUTE, NLM_F_CREATE, | |
| argc-1, argv+1); | |
| - | if (matches(*argv, "append") == 0) |
| + | } |
| + | if (matches(*argv, "append") == 0) { |
| return iproute_modify(RTM_NEWROUTE, NLM_F_CREATE|NLM_F_APPEND, | |
| argc-1, argv+1); | |
| - | if (matches(*argv, "test") == 0) |
| + | } |
| + | if (matches(*argv, "test") == 0) { |
| return iproute_modify(RTM_NEWROUTE, NLM_F_EXCL, | |
| argc-1, argv+1); | |
| - | if (matches(*argv, "delete") == 0) |
| + | } |
| + | if (matches(*argv, "delete") == 0) { |
| return iproute_modify(RTM_DELROUTE, 0, | |
| argc-1, argv+1); | |
| + | } |
| if (matches(*argv, "list") == 0 || matches(*argv, "show") == 0 | |
| - | || matches(*argv, "lst") == 0) |
| + | || matches(*argv, "lst") == 0) { |
| return iproute_list(argc-1, argv+1); | |
| - | if (matches(*argv, "get") == 0) |
| + | } |
| + | if (matches(*argv, "get") == 0) { |
| return iproute_get(argc-1, argv+1); | |
| - | fprintf(stderr, "Command \"%s\" is unknown, try \"ip route help\".\n", *argv); |
| - | exit(-1); |
| + | } |
| + | error_msg_and_die("Command \"%s\" is unknown, try \"ip route help\".", *argv); |
| } | |