static void
dump_transaction(struct vconn *vconn, struct ofpbuf *request)
{
- struct ofpbuf *reply;
-
- run(vconn_transact(vconn, request, &reply), "talking to %s",
- vconn_get_name(vconn));
- ofp_print(stdout, reply->data, reply->size, verbosity + 1);
- ofpbuf_delete(reply);
-}
-
-static void
-dump_trivial_transaction(const char *vconn_name, enum ofpraw raw)
-{
- struct ofpbuf *request;
- struct vconn *vconn;
-
- open_vconn(vconn_name, &vconn);
- request = ofpraw_alloc(raw, vconn_get_version(vconn), 0);
- dump_transaction(vconn, request);
- vconn_close(vconn);
-}
-
-static void
-dump_stats_transaction(struct vconn *vconn, struct ofpbuf *request)
-{
- const struct ofp_header *request_oh = request->data;
- ovs_be32 send_xid = request_oh->xid;
- enum ofpraw request_raw;
- enum ofpraw reply_raw;
- bool done = false;
+ const struct ofp_header *oh = request->data;
+ if (ofpmsg_is_stat_request(oh)) {
+ ovs_be32 send_xid = oh->xid;
+ enum ofpraw request_raw;
+ enum ofpraw reply_raw;
+ bool done = false;
- ofpraw_decode_partial(&request_raw, request->data, request->size);
- reply_raw = ofpraw_stats_request_to_reply(request_raw,
- request_oh->version);
+ ofpraw_decode_partial(&request_raw, request->data, request->size);
+ reply_raw = ofpraw_stats_request_to_reply(request_raw, oh->version);
- send_openflow_buffer(vconn, request);
- while (!done) {
- ovs_be32 recv_xid;
- struct ofpbuf *reply;
+ send_openflow_buffer(vconn, request);
+ while (!done) {
+ ovs_be32 recv_xid;
+ struct ofpbuf *reply;
- run(vconn_recv_block(vconn, &reply), "OpenFlow packet receive failed");
- recv_xid = ((struct ofp_header *) reply->data)->xid;
- if (send_xid == recv_xid) {
- enum ofpraw raw;
+ run(vconn_recv_block(vconn, &reply),
+ "OpenFlow packet receive failed");
+ recv_xid = ((struct ofp_header *) reply->data)->xid;
+ if (send_xid == recv_xid) {
+ enum ofpraw raw;
- ofp_print(stdout, reply->data, reply->size, verbosity + 1);
+ ofp_print(stdout, reply->data, reply->size, verbosity + 1);
- ofpraw_decode(&raw, reply->data);
- if (ofptype_from_ofpraw(raw) == OFPTYPE_ERROR) {
- done = true;
- } else if (raw == reply_raw) {
- done = !ofpmp_more(reply->data);
+ ofpraw_decode(&raw, reply->data);
+ if (ofptype_from_ofpraw(raw) == OFPTYPE_ERROR) {
+ done = true;
+ } else if (raw == reply_raw) {
+ done = !ofpmp_more(reply->data);
+ } else {
+ ovs_fatal(0, "received bad reply: %s",
+ ofp_to_string(reply->data, reply->size,
+ verbosity + 1));
+ }
} else {
- ovs_fatal(0, "received bad reply: %s",
- ofp_to_string(reply->data, reply->size,
- verbosity + 1));
+ VLOG_DBG("received reply with xid %08"PRIx32" "
+ "!= expected %08"PRIx32, recv_xid, send_xid);
}
- } else {
- VLOG_DBG("received reply with xid %08"PRIx32" "
- "!= expected %08"PRIx32, recv_xid, send_xid);
+ ofpbuf_delete(reply);
}
+ } else {
+ struct ofpbuf *reply;
+
+ run(vconn_transact(vconn, request, &reply), "talking to %s",
+ vconn_get_name(vconn));
+ ofp_print(stdout, reply->data, reply->size, verbosity + 1);
ofpbuf_delete(reply);
}
}
static void
-dump_trivial_stats_transaction(const char *vconn_name, enum ofpraw raw)
+dump_trivial_transaction(const char *vconn_name, enum ofpraw raw)
{
struct ofpbuf *request;
struct vconn *vconn;
open_vconn(vconn_name, &vconn);
request = ofpraw_alloc(raw, vconn_get_version(vconn), 0);
- dump_stats_transaction(vconn, request);
+ dump_transaction(vconn, request);
vconn_close(vconn);
}
}
static void
-fetch_switch_config(struct vconn *vconn, struct ofp_switch_config *config_)
+fetch_switch_config(struct vconn *vconn, struct ofputil_switch_config *config)
{
- struct ofp_switch_config *config;
struct ofpbuf *request;
struct ofpbuf *reply;
enum ofptype type;
run(vconn_transact(vconn, request, &reply),
"talking to %s", vconn_get_name(vconn));
- if (ofptype_pull(&type, reply) || type != OFPTYPE_GET_CONFIG_REPLY) {
+ if (ofptype_decode(&type, reply->data)
+ || type != OFPTYPE_GET_CONFIG_REPLY) {
ovs_fatal(0, "%s: bad reply to config request", vconn_get_name(vconn));
}
-
- config = ofpbuf_pull(reply, sizeof *config);
- *config_ = *config;
-
+ ofputil_decode_get_config_reply(reply->data, config);
ofpbuf_delete(reply);
}
static void
-set_switch_config(struct vconn *vconn, const struct ofp_switch_config *config)
+set_switch_config(struct vconn *vconn,
+ const struct ofputil_switch_config *config)
{
- struct ofpbuf *request;
-
- request = ofpraw_alloc(OFPRAW_OFPT_SET_CONFIG, vconn_get_version(vconn), 0);
- ofpbuf_put(request, config, sizeof *config);
-
- transact_noreply(vconn, request);
+ enum ofp_version version = vconn_get_version(vconn);
+ transact_noreply(vconn, ofputil_encode_set_config(config, version));
}
static void
if (!has_ports) {
request = ofputil_encode_port_desc_stats_request(version, OFPP_ANY);
- dump_stats_transaction(vconn, request);
+ dump_transaction(vconn, request);
}
dump_trivial_transaction(vconn_name, OFPRAW_OFPT_GET_CONFIG_REQUEST);
vconn_close(vconn);
static void
ofctl_dump_desc(struct ovs_cmdl_context *ctx)
{
- dump_trivial_stats_transaction(ctx->argv[1], OFPRAW_OFPST_DESC_REQUEST);
+ dump_trivial_transaction(ctx->argv[1], OFPRAW_OFPST_DESC_REQUEST);
}
static void
ofctl_dump_tables(struct ovs_cmdl_context *ctx)
{
- dump_trivial_stats_transaction(ctx->argv[1], OFPRAW_OFPST_TABLE_REQUEST);
+ dump_trivial_transaction(ctx->argv[1], OFPRAW_OFPST_TABLE_REQUEST);
}
static void
open_vconn(ctx->argv[1], &vconn);
request = ofputil_encode_table_features_request(vconn_get_version(vconn));
- /* The following is similar to dump_trivial_stats_transaction(), but it
+ /* The following is similar to dump_trivial_transaction(), but it
* maintains the previous 'ofputil_table_features' from one stats reply
* message to the next, which allows duplication to be eliminated in the
* output across messages. Otherwise the output is much larger and harder
open_vconn(ctx->argv[1], &vconn);
request = ofputil_encode_table_desc_request(vconn_get_version(vconn));
if (request) {
- dump_stats_transaction(vconn, request);
+ dump_transaction(vconn, request);
}
vconn_close(vconn);
run(vconn_transact(pi->vconn, rq, &pi->reply),
"talking to %s", vconn_get_name(pi->vconn));
- const struct ofp_header *oh = pi->reply->data;
enum ofptype type;
if (ofptype_decode(&type, pi->reply->data)
|| type != OFPTYPE_FEATURES_REPLY) {
}
struct ofputil_switch_features features;
- enum ofperr error = ofputil_decode_switch_features(oh, &features,
- pi->reply);
+ enum ofperr error = ofputil_pull_switch_features(pi->reply, &features);
if (error) {
ovs_fatal(0, "%s: failed to decode features reply (%s)",
vconn_get_name(pi->vconn), ofperr_to_string(error));
struct vconn *vconn;
vconn = prepare_dump_flows(argc, argv, aggregate, &request);
- dump_stats_transaction(vconn, request);
+ dump_transaction(vconn, request);
vconn_close(vconn);
}
}
request = ofputil_encode_queue_stats_request(vconn_get_version(vconn), &oqs);
- dump_stats_transaction(vconn, request);
+ dump_transaction(vconn, request);
vconn_close(vconn);
}
ofctl_queue_get_config(struct ovs_cmdl_context *ctx)
{
const char *vconn_name = ctx->argv[1];
- const char *port_name = ctx->argc >= 3 ? ctx->argv[2] : NULL;
- ofp_port_t port = (port_name
- ? str_to_port_no(vconn_name, port_name)
- : OFPP_ANY);
-
+ const char *port_name = ctx->argc > 2 ? ctx->argv[2] : "any";
+ ofp_port_t port = str_to_port_no(vconn_name, port_name);
+ const char *queue_name = ctx->argc > 3 ? ctx->argv[3] : "all";
+ uint32_t queue = (!strcasecmp(queue_name, "all")
+ ? OFPQ_ALL
+ : atoi(queue_name));
struct vconn *vconn;
+
enum ofputil_protocol protocol = open_vconn(vconn_name, &vconn);
enum ofp_version version = ofputil_protocol_to_ofp_version(protocol);
if (port == OFPP_ANY && version == OFP10_VERSION) {
if (ofp_to_u16(pp.port_no) < ofp_to_u16(OFPP_MAX)) {
dump_transaction(vconn2,
ofputil_encode_queue_get_config_request(
- version2, pp.port_no));
+ version2, pp.port_no, queue));
}
}
port_iterator_destroy(&pi);
vconn_close(vconn2);
} else {
dump_transaction(vconn, ofputil_encode_queue_get_config_request(
- version, port));
+ version, port, queue));
}
vconn_close(vconn);
}
ofctl_flow_mod(ctx->argc, ctx->argv, strict ? OFPFC_DELETE_STRICT : OFPFC_DELETE);
}
-static void
+static bool
set_packet_in_format(struct vconn *vconn,
- enum nx_packet_in_format packet_in_format)
+ enum nx_packet_in_format packet_in_format,
+ bool must_succeed)
{
struct ofpbuf *spif;
spif = ofputil_make_set_packet_in_format(vconn_get_version(vconn),
packet_in_format);
- transact_noreply(vconn, spif);
- VLOG_DBG("%s: using user-specified packet in format %s",
- vconn_get_name(vconn),
- ofputil_packet_in_format_to_string(packet_in_format));
+ if (must_succeed) {
+ transact_noreply(vconn, spif);
+ } else {
+ struct ofpbuf *reply;
+
+ run(vconn_transact_noreply(vconn, spif, &reply),
+ "talking to %s", vconn_get_name(vconn));
+ if (reply) {
+ char *s = ofp_to_string(reply->data, reply->size, 2);
+ VLOG_DBG("%s: failed to set packet in format to nx_packet_in, "
+ "controller replied: %s.",
+ vconn_get_name(vconn), s);
+ free(s);
+ ofpbuf_delete(reply);
+
+ return false;
+ } else {
+ VLOG_DBG("%s: using user-specified packet in format %s",
+ vconn_get_name(vconn),
+ ofputil_packet_in_format_to_string(packet_in_format));
+ }
+ }
+ return true;
}
static int
monitor_set_invalid_ttl_to_controller(struct vconn *vconn)
{
- struct ofp_switch_config config;
- enum ofp_config_flags flags;
+ struct ofputil_switch_config config;
fetch_switch_config(vconn, &config);
- flags = ntohs(config.flags);
- if (!(flags & OFPC_INVALID_TTL_TO_CONTROLLER)) {
- /* Set the invalid ttl config. */
- flags |= OFPC_INVALID_TTL_TO_CONTROLLER;
-
- config.flags = htons(flags);
+ if (!config.invalid_ttl_to_controller) {
+ config.invalid_ttl_to_controller = 1;
set_switch_config(vconn, &config);
/* Then retrieve the configuration to see if it really took. OpenFlow
- * doesn't define error reporting for bad modes, so this is all we can
- * do. */
+ * has ill-defined error reporting for bad flags, so this is about the
+ * best we can do. */
fetch_switch_config(vconn, &config);
- flags = ntohs(config.flags);
- if (!(flags & OFPC_INVALID_TTL_TO_CONTROLLER)) {
+ if (!config.invalid_ttl_to_controller) {
ovs_fatal(0, "setting invalid_ttl_to_controller failed (this "
- "switch probably doesn't support mode)");
- return -EOPNOTSUPP;
+ "switch probably doesn't support this flag)");
}
}
return 0;
int i;
enum ofputil_protocol usable_protocols;
+ /* If the user wants the invalid_ttl_to_controller feature, limit the
+ * OpenFlow versions to those that support that feature. (Support in
+ * OpenFlow 1.0 is an Open vSwitch extension.) */
+ for (i = 2; i < ctx->argc; i++) {
+ if (!strcmp(ctx->argv[i], "invalid_ttl")) {
+ uint32_t usable_versions = ((1u << OFP10_VERSION) |
+ (1u << OFP11_VERSION) |
+ (1u << OFP12_VERSION));
+ uint32_t allowed_versions = get_allowed_ofp_versions();
+ if (!(allowed_versions & usable_versions)) {
+ struct ds versions = DS_EMPTY_INITIALIZER;
+ ofputil_format_version_bitmap_names(&versions,
+ usable_versions);
+ ovs_fatal(0, "invalid_ttl requires one of the OpenFlow "
+ "versions %s but none is enabled (use -O)",
+ ds_cstr(&versions));
+ }
+ mask_allowed_ofp_versions(usable_versions);
+ break;
+ }
+ }
+
open_vconn(ctx->argv[1], &vconn);
for (i = 2; i < ctx->argc; i++) {
const char *arg = ctx->argv[i];
if (isdigit((unsigned char) *arg)) {
- struct ofp_switch_config config;
+ struct ofputil_switch_config config;
fetch_switch_config(vconn, &config);
- config.miss_send_len = htons(atoi(arg));
+ config.miss_send_len = atoi(arg);
set_switch_config(vconn, &config);
} else if (!strcmp(arg, "invalid_ttl")) {
monitor_set_invalid_ttl_to_controller(vconn);
msg = ofpbuf_new(0);
ofputil_append_flow_monitor_request(&fmr, msg);
- dump_stats_transaction(vconn, msg);
+ dump_transaction(vconn, msg);
fflush(stdout);
} else {
ovs_fatal(0, "%s: unsupported \"monitor\" argument", arg);
}
if (preferred_packet_in_format >= 0) {
- set_packet_in_format(vconn, preferred_packet_in_format);
+ /* A particular packet-in format was requested, so we must set it. */
+ set_packet_in_format(vconn, preferred_packet_in_format, true);
} else {
- enum ofp_version version = vconn_get_version(vconn);
-
- switch (version) {
- case OFP10_VERSION: {
- struct ofpbuf *spif, *reply;
-
- spif = ofputil_make_set_packet_in_format(vconn_get_version(vconn),
- NXPIF_NXM);
- run(vconn_transact_noreply(vconn, spif, &reply),
- "talking to %s", vconn_get_name(vconn));
- if (reply) {
- char *s = ofp_to_string(reply->data, reply->size, 2);
- VLOG_DBG("%s: failed to set packet in format to nxm, controller"
- " replied: %s. Falling back to the switch default.",
- vconn_get_name(vconn), s);
- free(s);
- ofpbuf_delete(reply);
+ /* Otherwise, we always prefer NXT_PACKET_IN2. */
+ if (!set_packet_in_format(vconn, NXPIF_NXT_PACKET_IN2, false)) {
+ /* We can't get NXT_PACKET_IN2. For OpenFlow 1.0 only, request
+ * NXT_PACKET_IN. (Before 2.6, Open vSwitch will accept a request
+ * for NXT_PACKET_IN with OF1.1+, but even after that it still
+ * sends packet-ins in the OpenFlow native format.) */
+ if (vconn_get_version(vconn) == OFP10_VERSION) {
+ set_packet_in_format(vconn, NXPIF_NXT_PACKET_IN, false);
}
- break;
- }
- case OFP11_VERSION:
- case OFP12_VERSION:
- case OFP13_VERSION:
- case OFP14_VERSION:
- case OFP15_VERSION:
- break;
- default:
- OVS_NOT_REACHED();
}
}
open_vconn(ctx->argv[1], &vconn);
port = ctx->argc > 2 ? str_to_port_no(ctx->argv[1], ctx->argv[2]) : OFPP_ANY;
request = ofputil_encode_dump_ports_request(vconn_get_version(vconn), port);
- dump_stats_transaction(vconn, request);
+ dump_transaction(vconn, request);
vconn_close(vconn);
}
port = ctx->argc > 2 ? str_to_port_no(ctx->argv[1], ctx->argv[2]) : OFPP_ANY;
request = ofputil_encode_port_desc_stats_request(vconn_get_version(vconn),
port);
- dump_stats_transaction(vconn, request);
+ dump_transaction(vconn, request);
vconn_close(vconn);
}
recv_xid = ((struct ofp_header *) reply->data)->xid;
if (send_xid == recv_xid) {
struct ofp_header *oh = reply->data;
- enum ofptype type;
- struct ofpbuf b;
- uint16_t flags;
+ struct ofpbuf b = ofpbuf_const_initializer(oh, ntohs(oh->length));
- ofpbuf_use_const(&b, oh, ntohs(oh->length));
+ enum ofptype type;
if (ofptype_pull(&type, &b)
|| type != OFPTYPE_TABLE_DESC_REPLY) {
ovs_fatal(0, "received bad reply: %s",
ofp_to_string(reply->data, reply->size,
verbosity + 1));
}
- flags = ofpmp_flags(oh);
+ uint16_t flags = ofpmp_flags(oh);
done = !(flags & OFPSF_REPLY_MORE);
if (found) {
/* We've already found the table desc consisting of current
static void
ofctl_get_frags(struct ovs_cmdl_context *ctx)
{
- struct ofp_switch_config config;
+ struct ofputil_switch_config config;
struct vconn *vconn;
open_vconn(ctx->argv[1], &vconn);
fetch_switch_config(vconn, &config);
- puts(ofputil_frag_handling_to_string(ntohs(config.flags)));
+ puts(ofputil_frag_handling_to_string(config.frag));
vconn_close(vconn);
}
static void
ofctl_set_frags(struct ovs_cmdl_context *ctx)
{
- struct ofp_switch_config config;
- enum ofp_config_flags mode;
+ struct ofputil_switch_config config;
+ enum ofputil_frag_handling frag;
struct vconn *vconn;
- ovs_be16 flags;
- if (!ofputil_frag_handling_from_string(ctx->argv[2], &mode)) {
+ if (!ofputil_frag_handling_from_string(ctx->argv[2], &frag)) {
ovs_fatal(0, "%s: unknown fragment handling mode", ctx->argv[2]);
}
open_vconn(ctx->argv[1], &vconn);
fetch_switch_config(vconn, &config);
- flags = htons(mode) | (config.flags & htons(~OFPC_FRAG_MASK));
- if (flags != config.flags) {
+ if (frag != config.frag) {
/* Set the configuration. */
- config.flags = flags;
+ config.frag = frag;
set_switch_config(vconn, &config);
/* Then retrieve the configuration to see if it really took. OpenFlow
- * doesn't define error reporting for bad modes, so this is all we can
- * do. */
+ * has ill-defined error reporting for bad flags, so this is about the
+ * best we can do. */
fetch_switch_config(vconn, &config);
- if (flags != config.flags) {
+ if (frag != config.frag) {
ovs_fatal(0, "%s: setting fragment handling mode failed (this "
"switch probably doesn't support mode \"%s\")",
- ctx->argv[1], ofputil_frag_handling_to_string(mode));
+ ctx->argv[1], ofputil_frag_handling_to_string(frag));
}
}
vconn_close(vconn);
request = ofputil_encode_group_stats_request(vconn_get_version(vconn),
group_id);
if (request) {
- dump_stats_transaction(vconn, request);
+ dump_transaction(vconn, request);
}
vconn_close(vconn);
request = ofputil_encode_group_desc_request(vconn_get_version(vconn),
group_id);
if (request) {
- dump_stats_transaction(vconn, request);
+ dump_transaction(vconn, request);
}
vconn_close(vconn);
open_vconn(ctx->argv[1], &vconn);
request = ofputil_encode_group_features_request(vconn_get_version(vconn));
if (request) {
- dump_stats_transaction(vconn, request);
+ dump_transaction(vconn, request);
}
vconn_close(vconn);
protocol = open_vconn_for_flow_mod(bridge, &vconn, usable_protocols);
version = ofputil_protocol_to_ofp_version(protocol);
- dump_stats_transaction(vconn,
- ofputil_encode_meter_request(version, type,
- mm.meter.meter_id));
+ dump_transaction(vconn, ofputil_encode_meter_request(version, type,
+ mm.meter.meter_id));
vconn_close(vconn);
}
1, 2, ofctl_dump_aggregate },
{ "queue-stats", "switch [port [queue]]",
1, 3, ofctl_queue_stats },
- { "queue-get-config", "switch [port]",
- 1, 2, ofctl_queue_get_config },
+ { "queue-get-config", "switch [port [queue]]",
+ 1, 3, ofctl_queue_get_config },
{ "add-flow", "switch flow",
2, 2, ofctl_add_flow },
{ "add-flows", "switch file",