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>
13 #include <net/ethernet.h>
15 #include <net/lagg/if_lagg.h>
16 #include <net/route.h>
28 char lacpbuf[120]; /* LACP peer '[(a,a,a),(p,p,p)]' */
31 setlaggport(const char *val, int d, int s, const struct afswtch *afp)
33 struct lagg_reqport rp;
35 bzero(&rp, sizeof(rp));
36 strlcpy(rp.rp_ifname, name, sizeof(rp.rp_ifname));
37 strlcpy(rp.rp_portname, val, sizeof(rp.rp_portname));
39 /* Don't choke if the port is already in this lagg. */
40 if (ioctl(s, SIOCSLAGGPORT, &rp) && errno != EEXIST)
41 err(1, "SIOCSLAGGPORT");
45 unsetlaggport(const char *val, int d, int s, const struct afswtch *afp)
47 struct lagg_reqport rp;
49 bzero(&rp, sizeof(rp));
50 strlcpy(rp.rp_ifname, name, sizeof(rp.rp_ifname));
51 strlcpy(rp.rp_portname, val, sizeof(rp.rp_portname));
53 if (ioctl(s, SIOCSLAGGDELPORT, &rp))
54 err(1, "SIOCSLAGGDELPORT");
58 setlaggproto(const char *val, int d, int s, const struct afswtch *afp)
60 struct lagg_protos lpr[] = LAGG_PROTOS;
61 struct lagg_reqall ra;
64 bzero(&ra, sizeof(ra));
65 ra.ra_proto = LAGG_PROTO_MAX;
67 for (i = 0; i < (NELEM(lpr)); i++) {
68 if (strcmp(val, lpr[i].lpr_name) == 0) {
69 ra.ra_proto = lpr[i].lpr_proto;
73 if (ra.ra_proto == LAGG_PROTO_MAX)
74 errx(1, "Invalid aggregation protocol: %s", val);
76 strlcpy(ra.ra_ifname, name, sizeof(ra.ra_ifname));
77 if (ioctl(s, SIOCSLAGG, &ra) != 0)
82 setlagghash(const char *val, int d, int s, const struct afswtch *afp)
84 struct lagg_reqflags rf;
85 char *str, *tmp, *tok;
89 str = tmp = strdup(val);
90 while ((tok = strsep(&tmp, ",")) != NULL) {
91 if (strcmp(tok, "l2") == 0)
92 rf.rf_flags |= LAGG_F_HASHL2;
93 else if (strcmp(tok, "l3") == 0)
94 rf.rf_flags |= LAGG_F_HASHL3;
95 else if (strcmp(tok, "l4") == 0)
96 rf.rf_flags |= LAGG_F_HASHL4;
98 errx(1, "Invalid lagghash option: %s", tok);
101 if (rf.rf_flags == 0)
102 errx(1, "No lagghash options supplied");
104 strlcpy(rf.rf_ifname, name, sizeof(rf.rf_ifname));
105 if (ioctl(s, SIOCSLAGGHASH, &rf))
106 err(1, "SIOCSLAGGHASH");
110 lacp_format_mac(const uint8_t *mac, char *buf, size_t buflen)
112 snprintf(buf, buflen, "%02X-%02X-%02X-%02X-%02X-%02X",
113 (int)mac[0], (int)mac[1], (int)mac[2], (int)mac[3],
114 (int)mac[4], (int)mac[5]);
120 lacp_format_peer(struct lacp_opreq *req, const char *sep)
125 snprintf(lacpbuf, sizeof(lacpbuf),
126 "[(%04X,%s,%04X,%04X,%04X),%s(%04X,%s,%04X,%04X,%04X)]",
128 lacp_format_mac(req->actor_mac, macbuf1, sizeof(macbuf1)),
129 req->actor_key, req->actor_portprio, req->actor_portno, sep,
131 lacp_format_mac(req->partner_mac, macbuf2, sizeof(macbuf2)),
132 req->partner_key, req->partner_portprio, req->partner_portno);
140 struct lagg_protos lpr[] = LAGG_PROTOS;
141 struct lagg_reqport rp, rpbuf[LAGG_MAX_PORTS];
142 struct lagg_reqall ra;
143 struct lagg_reqflags rf;
144 struct lacp_opreq *lp;
145 const char *proto = "<unknown>";
148 bzero(&rp, sizeof(rp));
149 bzero(&ra, sizeof(ra));
151 strlcpy(rp.rp_ifname, name, sizeof(rp.rp_ifname));
152 strlcpy(rp.rp_portname, name, sizeof(rp.rp_portname));
154 if (ioctl(s, SIOCGLAGGPORT, &rp) == 0)
157 strlcpy(ra.ra_ifname, name, sizeof(ra.ra_ifname));
158 ra.ra_size = sizeof(rpbuf);
161 strlcpy(rf.rf_ifname, name, sizeof(rf.rf_ifname));
162 if (ioctl(s, SIOCGLAGGFLAGS, &rf) != 0)
165 if (ioctl(s, SIOCGLAGG, &ra) == 0) {
166 lp = (struct lacp_opreq *)&ra.ra_lacpreq;
168 for (i = 0; i < (NELEM(lpr)); i++) {
169 if (ra.ra_proto == lpr[i].lpr_proto) {
170 proto = lpr[i].lpr_name;
175 printf("\tlaggproto %s", proto);
176 if (rf.rf_flags & LAGG_F_HASHMASK) {
177 const char *sep = "";
179 printf(" lagghash ");
180 if (rf.rf_flags & LAGG_F_HASHL2) {
184 if (rf.rf_flags & LAGG_F_HASHL3) {
188 if (rf.rf_flags & LAGG_F_HASHL4) {
194 printf(" laggdev %s", rp.rp_ifname);
196 if (verbose && ra.ra_proto == LAGG_PROTO_LACP)
197 printf("\tlag id: %s\n",
198 lacp_format_peer(lp, "\n\t\t "));
200 for (i = 0; i < ra.ra_ports; i++) {
201 lp = (struct lacp_opreq *)&rpbuf[i].rp_lacpreq;
202 printf("\tlaggport: %s ", rpbuf[i].rp_portname);
203 printb("flags", rpbuf[i].rp_flags, LAGG_PORT_BITS);
204 if (verbose && ra.ra_proto == LAGG_PROTO_LACP)
205 printf(" state=%X", lp->actor_state);
207 if (verbose && ra.ra_proto == LAGG_PROTO_LACP)
209 lacp_format_peer(lp, "\n\t\t "));
213 printf("\tsupported aggregation protocols:\n");
214 for (i = 0; i < (NELEM(lpr)); i++)
215 printf("\t\tlaggproto %s\n", lpr[i].lpr_name);
220 static struct cmd lagg_cmds[] = {
221 DEF_CMD_ARG("laggport", setlaggport),
222 DEF_CMD_ARG("-laggport", unsetlaggport),
223 DEF_CMD_ARG("laggproto", setlaggproto),
224 DEF_CMD_ARG("lagghash", setlagghash),
226 static struct afswtch af_lagg = {
227 .af_name = "af_lagg",
229 .af_other_status = lagg_status,
232 static __constructor(101) void
235 #define N(a) (sizeof(a) / sizeof(a[0]))
238 for (i = 0; i < N(lagg_cmds); i++)
239 cmd_register(&lagg_cmds[i]);
240 af_register(&af_lagg);