2 * $FreeBSD: head/sbin/ifconfig/iflagg.c 249897 2013-04-25 16:34:04Z glebius $
7 #include <sys/socket.h>
8 #include <sys/sockio.h>
11 #include <net/route.h>
12 #include <net/ethernet.h>
13 #include <net/lagg/if_lagg.h>
26 char lacpbuf[120]; /* LACP peer '[(a,a,a),(p,p,p)]' */
29 setlaggport(const char *val, int d, int s, const struct afswtch *afp)
31 struct lagg_reqport rp;
33 bzero(&rp, sizeof(rp));
34 strlcpy(rp.rp_ifname, name, sizeof(rp.rp_ifname));
35 strlcpy(rp.rp_portname, val, sizeof(rp.rp_portname));
37 /* Don't choke if the port is already in this lagg. */
38 if (ioctl(s, SIOCSLAGGPORT, &rp) && errno != EEXIST)
39 err(1, "SIOCSLAGGPORT");
43 unsetlaggport(const char *val, int d, int s, const struct afswtch *afp)
45 struct lagg_reqport rp;
47 bzero(&rp, sizeof(rp));
48 strlcpy(rp.rp_ifname, name, sizeof(rp.rp_ifname));
49 strlcpy(rp.rp_portname, val, sizeof(rp.rp_portname));
51 if (ioctl(s, SIOCSLAGGDELPORT, &rp))
52 err(1, "SIOCSLAGGDELPORT");
56 setlaggproto(const char *val, int d, int s, const struct afswtch *afp)
58 struct lagg_protos lpr[] = LAGG_PROTOS;
59 struct lagg_reqall ra;
62 bzero(&ra, sizeof(ra));
63 ra.ra_proto = LAGG_PROTO_MAX;
65 for (i = 0; i < nitems(lpr); i++) {
66 if (strcmp(val, lpr[i].lpr_name) == 0) {
67 ra.ra_proto = lpr[i].lpr_proto;
71 if (ra.ra_proto == LAGG_PROTO_MAX)
72 errx(1, "Invalid aggregation protocol: %s", val);
74 strlcpy(ra.ra_ifname, name, sizeof(ra.ra_ifname));
75 if (ioctl(s, SIOCSLAGG, &ra) != 0)
80 setlagghash(const char *val, int d, int s, const struct afswtch *afp)
82 struct lagg_reqflags rf;
83 char *str, *tmp, *tok;
87 str = tmp = strdup(val);
88 while ((tok = strsep(&tmp, ",")) != NULL) {
89 if (strcmp(tok, "l2") == 0)
90 rf.rf_flags |= LAGG_F_HASHL2;
91 else if (strcmp(tok, "l3") == 0)
92 rf.rf_flags |= LAGG_F_HASHL3;
93 else if (strcmp(tok, "l4") == 0)
94 rf.rf_flags |= LAGG_F_HASHL4;
96 errx(1, "Invalid lagghash option: %s", tok);
100 errx(1, "No lagghash options supplied");
102 strlcpy(rf.rf_ifname, name, sizeof(rf.rf_ifname));
103 if (ioctl(s, SIOCSLAGGHASH, &rf))
104 err(1, "SIOCSLAGGHASH");
108 lacp_format_mac(const uint8_t *mac, char *buf, size_t buflen)
110 snprintf(buf, buflen, "%02X-%02X-%02X-%02X-%02X-%02X",
111 (int)mac[0], (int)mac[1], (int)mac[2], (int)mac[3],
112 (int)mac[4], (int)mac[5]);
118 lacp_format_peer(struct lacp_opreq *req, const char *sep)
123 snprintf(lacpbuf, sizeof(lacpbuf),
124 "[(%04X,%s,%04X,%04X,%04X),%s(%04X,%s,%04X,%04X,%04X)]",
126 lacp_format_mac(req->actor_mac, macbuf1, sizeof(macbuf1)),
127 req->actor_key, req->actor_portprio, req->actor_portno, sep,
129 lacp_format_mac(req->partner_mac, macbuf2, sizeof(macbuf2)),
130 req->partner_key, req->partner_portprio, req->partner_portno);
138 struct lagg_protos lpr[] = LAGG_PROTOS;
139 struct lagg_reqport rp, rpbuf[LAGG_MAX_PORTS];
140 struct lagg_reqall ra;
141 struct lagg_reqflags rf;
142 struct lacp_opreq *lp;
143 const char *proto = "<unknown>";
147 bzero(&rp, sizeof(rp));
148 bzero(&ra, sizeof(ra));
150 strlcpy(rp.rp_ifname, name, sizeof(rp.rp_ifname));
151 strlcpy(rp.rp_portname, name, sizeof(rp.rp_portname));
153 if (ioctl(s, SIOCGLAGGPORT, &rp) == 0)
156 strlcpy(ra.ra_ifname, name, sizeof(ra.ra_ifname));
157 ra.ra_size = sizeof(rpbuf);
160 strlcpy(rf.rf_ifname, name, sizeof(rf.rf_ifname));
161 if (ioctl(s, SIOCGLAGGFLAGS, &rf) != 0)
164 if (ioctl(s, SIOCGLAGG, &ra) == 0) {
165 lp = (struct lacp_opreq *)&ra.ra_lacpreq;
167 for (i = 0; i < nitems(lpr); i++) {
168 if ((int)ra.ra_proto == lpr[i].lpr_proto) {
169 proto = lpr[i].lpr_name;
174 printf("\tlaggproto %s", proto);
175 if (rf.rf_flags & LAGG_F_HASHMASK) {
176 const char *sep = "";
178 printf(" lagghash ");
179 if (rf.rf_flags & LAGG_F_HASHL2) {
183 if (rf.rf_flags & LAGG_F_HASHL3) {
187 if (rf.rf_flags & LAGG_F_HASHL4) {
193 printf(" laggdev %s", rp.rp_ifname);
195 if (verbose && ra.ra_proto == LAGG_PROTO_LACP)
196 printf("\tlag id: %s\n",
197 lacp_format_peer(lp, "\n\t\t "));
199 for (i = 0; i < (size_t)ra.ra_ports; i++) {
200 lp = (struct lacp_opreq *)&rpbuf[i].rp_lacpreq;
201 printf("\tlaggport: %s ", rpbuf[i].rp_portname);
202 printb("flags", rpbuf[i].rp_flags, LAGG_PORT_BITS);
203 if (verbose && ra.ra_proto == LAGG_PROTO_LACP)
204 printf(" state=%X", lp->actor_state);
206 if (verbose && ra.ra_proto == LAGG_PROTO_LACP)
208 lacp_format_peer(lp, "\n\t\t "));
212 printf("\tsupported aggregation protocols:\n");
213 for (i = 0; i < nitems(lpr); i++)
214 printf("\t\tlaggproto %s\n", lpr[i].lpr_name);
219 static struct cmd lagg_cmds[] = {
220 DEF_CMD_ARG("laggport", setlaggport),
221 DEF_CMD_ARG("-laggport", unsetlaggport),
222 DEF_CMD_ARG("laggproto", setlaggproto),
223 DEF_CMD_ARG("lagghash", setlagghash),
225 static struct afswtch af_lagg = {
226 .af_name = "af_lagg",
228 .af_other_status = lagg_status,
231 static __constructor(101) void
236 for (i = 0; i < nitems(lagg_cmds); i++)
237 cmd_register(&lagg_cmds[i]);
238 af_register(&af_lagg);