/*
- * Copyright (c) 2008, 2009, 2010, 2011, 2012 Nicira, Inc.
+ * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#include "ofp-parse.h"
#include "ofp-print.h"
#include "ofp-util.h"
+#include "ofp-version-opt.h"
#include "ofpbuf.h"
#include "ofproto/ofproto.h"
#include "openflow/nicira-ext.h"
#include "poll-loop.h"
#include "random.h"
#include "stream-ssl.h"
+#include "socket-util.h"
#include "timeval.h"
#include "unixctl.h"
#include "util.h"
OPT_SORT,
OPT_RSORT,
DAEMON_OPTION_ENUMS,
+ OFP_VERSION_OPTION_ENUMS,
VLOG_OPTION_ENUMS
};
- static struct option long_options[] = {
+ static const struct option long_options[] = {
{"timeout", required_argument, NULL, 't'},
{"strict", no_argument, NULL, OPT_STRICT},
{"readd", no_argument, NULL, OPT_READD},
{"sort", optional_argument, NULL, OPT_SORT},
{"rsort", optional_argument, NULL, OPT_RSORT},
{"help", no_argument, NULL, 'h'},
- {"version", no_argument, NULL, 'V'},
DAEMON_LONG_OPTIONS,
+ OFP_VERSION_LONG_OPTIONS,
VLOG_LONG_OPTIONS,
STREAM_SSL_LONG_OPTIONS,
{NULL, 0, NULL, 0},
};
char *short_options = long_options_to_short_options(long_options);
+ uint32_t versions;
+ enum ofputil_protocol version_protocols;
for (;;) {
unsigned long int timeout;
case 'h':
usage();
- case 'V':
- ovs_print_version(OFP10_VERSION, OFP10_VERSION);
- exit(EXIT_SUCCESS);
-
case OPT_STRICT:
strict = true;
break;
break;
DAEMON_OPTION_HANDLERS
+ OFP_VERSION_OPTION_HANDLERS
VLOG_OPTION_HANDLERS
STREAM_SSL_OPTION_HANDLERS
}
free(short_options);
+
+ versions = get_allowed_ofp_versions();
+ version_protocols = ofputil_protocols_from_version_bitmap(versions);
+ if (!(allowed_protocols & version_protocols)) {
+ char *protocols = ofputil_protocols_to_string(allowed_protocols);
+ struct ds version_s = DS_EMPTY_INITIALIZER;
+
+ ofputil_format_version_bitmap_names(&version_s, versions);
+ ovs_fatal(0, "None of the enabled OpenFlow versions (%s) supports "
+ "any of the enabled flow formats (%s). (Use -O to enable "
+ "additional OpenFlow versions or -F to enable additional "
+ "flow formats.)", ds_cstr(&version_s), protocols);
+ }
+ allowed_protocols &= version_protocols;
+ mask_allowed_ofp_versions(ofputil_protocols_to_version_bitmap(
+ allowed_protocols));
}
static void
program_name, program_name);
vconn_usage(true, false, false);
daemon_usage();
+ ofp_version_usage();
vlog_usage();
printf("\nOther options:\n"
" --strict use strict match for flow commands\n"
static void run(int retval, const char *message, ...)
PRINTF_FORMAT(2, 3);
-static void run(int retval, const char *message, ...)
+static void
+run(int retval, const char *message, ...)
{
if (retval) {
va_list args;
\f
/* Generic commands. */
-static void
+static int
open_vconn_socket(const char *name, struct vconn **vconnp)
{
char *vconn_name = xasprintf("unix:%s", name);
- VLOG_DBG("connecting to %s", vconn_name);
- run(vconn_open_block(vconn_name, OFP10_VERSION, vconnp),
- "connecting to %s", vconn_name);
+ int error;
+
+ error = vconn_open(vconn_name, get_allowed_ofp_versions(), DSCP_DEFAULT,
+ vconnp);
+ if (error && error != ENOENT) {
+ ovs_fatal(0, "%s: failed to open socket (%s)", name,
+ ovs_strerror(error));
+ }
free(vconn_name);
+
+ return error;
}
+enum open_target { MGMT, SNOOP };
+
static enum ofputil_protocol
-open_vconn__(const char *name, const char *default_suffix,
+open_vconn__(const char *name, enum open_target target,
struct vconn **vconnp)
{
+ const char *suffix = target == MGMT ? "mgmt" : "snoop";
char *datapath_name, *datapath_type, *socket_name;
enum ofputil_protocol protocol;
char *bridge_path;
int ofp_version;
- struct stat s;
+ int error;
- bridge_path = xasprintf("%s/%s.%s", ovs_rundir(), name, default_suffix);
+ bridge_path = xasprintf("%s/%s.%s", ovs_rundir(), name, suffix);
ofproto_parse_name(name, &datapath_name, &datapath_type);
- socket_name = xasprintf("%s/%s.%s",
- ovs_rundir(), datapath_name, default_suffix);
+ socket_name = xasprintf("%s/%s.%s", ovs_rundir(), datapath_name, suffix);
free(datapath_name);
free(datapath_type);
if (strchr(name, ':')) {
- run(vconn_open_block(name, OFP10_VERSION, vconnp),
+ run(vconn_open(name, get_allowed_ofp_versions(), DSCP_DEFAULT, vconnp),
"connecting to %s", name);
- } else if (!stat(name, &s) && S_ISSOCK(s.st_mode)) {
- open_vconn_socket(name, vconnp);
- } else if (!stat(bridge_path, &s) && S_ISSOCK(s.st_mode)) {
- open_vconn_socket(bridge_path, vconnp);
- } else if (!stat(socket_name, &s)) {
- if (!S_ISSOCK(s.st_mode)) {
- ovs_fatal(0, "cannot connect to %s: %s is not a socket",
- name, socket_name);
- }
- open_vconn_socket(socket_name, vconnp);
+ } else if (!open_vconn_socket(name, vconnp)) {
+ /* Fall Through. */
+ } else if (!open_vconn_socket(bridge_path, vconnp)) {
+ /* Fall Through. */
+ } else if (!open_vconn_socket(socket_name, vconnp)) {
+ /* Fall Through. */
} else {
ovs_fatal(0, "%s is not a bridge or a socket", name);
}
+ if (target == SNOOP) {
+ vconn_set_recv_any_version(*vconnp);
+ }
+
free(bridge_path);
free(socket_name);
+ VLOG_DBG("connecting to %s", vconn_get_name(*vconnp));
+ error = vconn_connect_block(*vconnp);
+ if (error) {
+ ovs_fatal(0, "%s: failed to connect to socket (%s)", name,
+ ovs_strerror(error));
+ }
+
ofp_version = vconn_get_version(*vconnp);
protocol = ofputil_protocol_from_ofp_version(ofp_version);
if (!protocol) {
static enum ofputil_protocol
open_vconn(const char *name, struct vconn **vconnp)
{
- return open_vconn__(name, "mgmt", vconnp);
+ return open_vconn__(name, MGMT, vconnp);
}
static void
}
static void
-dump_transaction(const char *vconn_name, struct ofpbuf *request)
+dump_transaction(struct vconn *vconn, struct ofpbuf *request)
{
- struct vconn *vconn;
struct ofpbuf *reply;
ofpmsg_update_length(request);
- open_vconn(vconn_name, &vconn);
- run(vconn_transact(vconn, request, &reply), "talking to %s", vconn_name);
+ 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);
- vconn_close(vconn);
}
static void
dump_trivial_transaction(const char *vconn_name, enum ofpraw raw)
{
struct ofpbuf *request;
- request = ofpraw_alloc(raw, OFP10_VERSION, 0);
- dump_transaction(vconn_name, 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
vconn_close(vconn);
}
-/* Sends 'request', which should be a request that only has a reply if an error
- * occurs, and waits for it to succeed or fail. If an error does occur, prints
- * it and exits with an error.
+/* Sends all of the 'requests', which should be requests that only have replies
+ * if an error occurs, and waits for them to succeed or fail. If an error does
+ * occur, prints it and exits with an error.
*
* Destroys all of the 'requests'. */
static void
struct ofpbuf *reply;
enum ofptype type;
- request = ofpraw_alloc(OFPRAW_OFPT_GET_CONFIG_REQUEST, OFP10_VERSION, 0);
+ request = ofpraw_alloc(OFPRAW_OFPT_GET_CONFIG_REQUEST,
+ vconn_get_version(vconn), 0);
run(vconn_transact(vconn, request, &reply),
"talking to %s", vconn_get_name(vconn));
{
struct ofpbuf *request;
- request = ofpraw_alloc(OFPRAW_OFPT_SET_CONFIG, OFP10_VERSION, 0);
+ request = ofpraw_alloc(OFPRAW_OFPT_SET_CONFIG, vconn_get_version(vconn), 0);
ofpbuf_put(request, config, sizeof *config);
transact_noreply(vconn, request);
struct ofpbuf *reply;
bool trunc;
- request = ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST, OFP10_VERSION, 0);
open_vconn(vconn_name, &vconn);
+ request = ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST,
+ vconn_get_version(vconn), 0);
run(vconn_transact(vconn, request, &reply), "talking to %s", vconn_name);
trunc = ofputil_switch_features_ports_trunc(reply);
ofp_print(stdout, reply->data, reply->size, verbosity + 1);
ofpbuf_delete(reply);
- vconn_close(vconn);
if (trunc) {
/* The Features Reply may not contain all the ports, so send a
OFPRAW_OFPST_PORT_DESC_REQUEST);
}
dump_trivial_transaction(vconn_name, OFPRAW_OFPT_GET_CONFIG_REQUEST);
+ vconn_close(vconn);
}
static void
static bool
fetch_port_by_features(const char *vconn_name,
- const char *port_name, unsigned int port_no,
+ const char *port_name, ofp_port_t port_no,
struct ofputil_phy_port *pp, bool *trunc)
{
struct ofputil_switch_features features;
bool found = false;
/* Fetch the switch's ofp_switch_features. */
- request = ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST, OFP10_VERSION, 0);
open_vconn(vconn_name, &vconn);
+ request = ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST,
+ vconn_get_version(vconn), 0);
run(vconn_transact(vconn, request, &reply), "talking to %s", vconn_name);
vconn_close(vconn);
}
while (!ofputil_pull_phy_port(oh->version, &b, pp)) {
- if (port_no != UINT_MAX
+ if (port_no != OFPP_NONE
? port_no == pp->port_no
: !strcmp(pp->name, port_name)) {
found = true;
static bool
fetch_port_by_stats(const char *vconn_name,
- const char *port_name, unsigned int port_no,
+ const char *port_name, ofp_port_t port_no,
struct ofputil_phy_port *pp)
{
struct ofpbuf *request;
}
while (!ofputil_pull_phy_port(oh->version, &b, pp)) {
- if (port_no != UINT_MAX ? port_no == pp->port_no
- : !strcmp(pp->name, port_name)) {
+ if (port_no != OFPP_NONE ? port_no == pp->port_no
+ : !strcmp(pp->name, port_name)) {
found = true;
break;
}
return found;
}
+static bool
+str_to_ofp(const char *s, ofp_port_t *ofp_port)
+{
+ bool ret;
+ uint32_t port_;
+
+ ret = str_to_uint(s, 10, &port_);
+ *ofp_port = u16_to_ofp(port_);
+ return ret;
+}
/* Opens a connection to 'vconn_name', fetches the port structure for
* 'port_name' (which may be a port name or number), and copies it into
fetch_ofputil_phy_port(const char *vconn_name, const char *port_name,
struct ofputil_phy_port *pp)
{
- unsigned int port_no;
+ ofp_port_t port_no;
bool found;
bool trunc;
/* Try to interpret the argument as a port number. */
- if (!str_to_uint(port_name, 10, &port_no)) {
- port_no = UINT_MAX;
+ if (!str_to_ofp(port_name, &port_no)) {
+ port_no = OFPP_NONE;
}
/* Try to find the port based on the Features Reply. If it looks
/* Returns the port number corresponding to 'port_name' (which may be a port
* name or number) within the switch 'vconn_name'. */
-static uint16_t
+static ofp_port_t
str_to_port_no(const char *vconn_name, const char *port_name)
{
- unsigned int port_no;
+ ofp_port_t port_no;
- if (str_to_uint(port_name, 10, &port_no)) {
+ if (ofputil_port_from_string(port_name, &port_no)) {
return port_no;
} else {
struct ofputil_phy_port pp;
request = ofputil_encode_set_protocol(*cur, want, &next);
if (!request) {
- return true;
+ return *cur == want;
}
run(vconn_transact_noreply(vconn, request, &reply),
static void
ofctl_queue_stats(int argc, char *argv[])
{
- struct ofp10_queue_stats_request *req;
struct ofpbuf *request;
struct vconn *vconn;
+ struct ofputil_queue_stats_request oqs;
open_vconn(argv[1], &vconn);
- request = ofpraw_alloc(OFPRAW_OFPST_QUEUE_REQUEST,
- vconn_get_version(vconn), 0);
- req = ofpbuf_put_zeros(request, sizeof *req);
if (argc > 2 && argv[2][0] && strcasecmp(argv[2], "all")) {
- req->port_no = htons(str_to_port_no(argv[1], argv[2]));
+ oqs.port_no = str_to_port_no(argv[1], argv[2]);
} else {
- req->port_no = htons(OFPP_ALL);
+ oqs.port_no = OFPP_ANY;
}
if (argc > 3 && argv[3][0] && strcasecmp(argv[3], "all")) {
- req->queue_id = htonl(atoi(argv[3]));
+ oqs.queue_id = atoi(argv[3]);
} else {
- req->queue_id = htonl(OFPQ_ALL);
+ oqs.queue_id = OFPQ_ALL;
}
- memset(req->pad, 0, sizeof req->pad);
-
+ request = ofputil_encode_queue_stats_request(vconn_get_version(vconn), &oqs);
dump_stats_transaction(vconn, request);
vconn_close(vconn);
}
set_packet_in_format(struct vconn *vconn,
enum nx_packet_in_format packet_in_format)
{
- struct ofpbuf *spif = ofputil_make_set_packet_in_format(packet_in_format);
+ 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),
error = vconn_send_block(vconn, msg);
if (error) {
ofpbuf_delete(msg);
- ds_put_format(&reply, "%s\n", strerror(error));
+ ds_put_format(&reply, "%s\n", ovs_strerror(error));
ok = false;
} else {
ds_put_cstr(&reply, "sent\n");
error = vconn_send_block(aux->vconn, msg);
if (error) {
ofpbuf_delete(msg);
- unixctl_command_reply_error(conn, strerror(error));
+ unixctl_command_reply_error(conn, ovs_strerror(error));
} else {
aux->conn = conn;
}
fd = open(argv[1], O_CREAT | O_TRUNC | O_WRONLY, 0666);
if (fd < 0) {
- unixctl_command_reply_error(conn, strerror(errno));
+ unixctl_command_reply_error(conn, ovs_strerror(errno));
return;
}
}
}
+/* Prints to stdout all of the messages received on 'vconn'.
+ *
+ * Iff 'reply_to_echo_requests' is true, sends a reply to any echo request
+ * received on 'vconn'. */
static void
-monitor_vconn(struct vconn *vconn)
+monitor_vconn(struct vconn *vconn, bool reply_to_echo_requests)
{
struct barrier_aux barrier_aux = { vconn, NULL };
struct unixctl_server *server;
run(retval, "vconn_recv");
if (timestamp) {
- time_t now = time_wall();
- char s[32];
-
- strftime(s, sizeof s, "%Y-%m-%d %H:%M:%S: ", gmtime(&now));
+ char *s = xastrftime("%Y-%m-%d %H:%M:%S: ", time_wall(), true);
fputs(s, stderr);
+ free(s);
}
ofptype_decode(&type, b->data);
ofp_print(stderr, b->data, b->size, verbosity + 2);
- ofpbuf_delete(b);
- if (barrier_aux.conn && type == OFPTYPE_BARRIER_REPLY) {
- unixctl_command_reply(barrier_aux.conn, NULL);
- barrier_aux.conn = NULL;
+ switch ((int) type) {
+ case OFPTYPE_BARRIER_REPLY:
+ if (barrier_aux.conn) {
+ unixctl_command_reply(barrier_aux.conn, NULL);
+ barrier_aux.conn = NULL;
+ }
+ break;
+
+ case OFPTYPE_ECHO_REQUEST:
+ if (reply_to_echo_requests) {
+ struct ofpbuf *reply;
+
+ reply = make_echo_reply(b->data);
+ retval = vconn_send_block(vconn, reply);
+ if (retval) {
+ ovs_fatal(retval, "failed to send echo reply");
+ }
+ }
+ break;
}
+ ofpbuf_delete(b);
}
if (exiting) {
if (preferred_packet_in_format >= 0) {
set_packet_in_format(vconn, preferred_packet_in_format);
} else {
- struct ofpbuf *spif, *reply;
-
- spif = ofputil_make_set_packet_in_format(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);
+ 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);
+ }
+ break;
+ }
+ case OFP11_VERSION:
+ case OFP12_VERSION:
+ case OFP13_VERSION:
+ break;
+ default:
+ NOT_REACHED();
}
}
- monitor_vconn(vconn);
+ monitor_vconn(vconn, true);
}
static void
{
struct vconn *vconn;
- open_vconn__(argv[1], "snoop", &vconn);
- monitor_vconn(vconn);
+ open_vconn__(argv[1], SNOOP, &vconn);
+ monitor_vconn(vconn, false);
}
static void
ofctl_dump_ports(int argc, char *argv[])
{
- struct ofp10_port_stats_request *req;
struct ofpbuf *request;
struct vconn *vconn;
- uint16_t port;
+ ofp_port_t port;
open_vconn(argv[1], &vconn);
- request = ofpraw_alloc(OFPRAW_OFPST_PORT_REQUEST,
- vconn_get_version(vconn), 0);
- req = ofpbuf_put_zeros(request, sizeof *req);
- port = argc > 2 ? str_to_port_no(argv[1], argv[2]) : OFPP_NONE;
- req->port_no = htons(port);
+ port = argc > 2 ? str_to_port_no(argv[1], argv[2]) : OFPP_ANY;
+ request = ofputil_encode_dump_ports_request(vconn_get_version(vconn), port);
dump_stats_transaction(vconn, request);
vconn_close(vconn);
}
parse_ofpacts(argv[3], &ofpacts);
po.buffer_id = UINT32_MAX;
- po.in_port = (!strcasecmp(argv[2], "none") ? OFPP_NONE
- : !strcasecmp(argv[2], "local") ? OFPP_LOCAL
- : str_to_port_no(argv[1], argv[2]));
+ po.in_port = str_to_port_no(argv[1], argv[2]);
po.ofpacts = ofpacts.data;
po.ofpacts_len = ofpacts.size;
const struct ofp_header *rpy_hdr;
enum ofptype type;
- request = ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST, OFP10_VERSION,
- payload);
+ request = ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST,
+ vconn_get_version(vconn), payload);
random_bytes(ofpbuf_put_uninit(request, payload), payload);
xgettimeofday(&start);
for (i = 0; i < count; i++) {
struct ofpbuf *request, *reply;
- request = ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST, OFP10_VERSION,
- payload_size);
+ request = ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST,
+ vconn_get_version(vconn), payload_size);
ofpbuf_put_zeros(request, payload_size);
run(vconn_transact(vconn, request, &reply), "transact");
ofpbuf_delete(reply);
fsr.aggregate = false;
match_init_catchall(&fsr.match);
- fsr.out_port = OFPP_NONE;
+ fsr.out_port = OFPP_ANY;
fsr.table_id = 0xff;
fsr.cookie = fsr.cookie_mask = htonll(0);
request = ofputil_encode_flow_stats_request(&fsr, protocol);
fm.idle_timeout = version->idle_timeout;
fm.hard_timeout = version->hard_timeout;
fm.buffer_id = UINT32_MAX;
- fm.out_port = OFPP_NONE;
+ fm.out_port = OFPP_ANY;
fm.flags = version->flags;
if (command == OFPFC_ADD || command == OFPFC_MODIFY ||
command == OFPFC_MODIFY_STRICT) {
break;
}
}
- assert(IS_POW2(protocol));
+ ovs_assert(is_pow2(protocol));
printf("chosen protocol: %s\n", ofputil_protocol_to_string(protocol));
enum ofperr error;
size_t size;
struct ds s;
+ const char *table_id;
+ char *instructions;
+
+ /* Parse table_id separated with the follow-up instructions by ",", if
+ * any. */
+ instructions = ds_cstr(&in);
+ table_id = NULL;
+ if (strstr(instructions, ",")) {
+ table_id = strsep(&instructions, ",");
+ }
/* Parse hex bytes. */
ofpbuf_init(&of11_in, 0);
- if (ofpbuf_put_hex(&of11_in, ds_cstr(&in), NULL)[0] != '\0') {
+ if (ofpbuf_put_hex(&of11_in, instructions, NULL)[0] != '\0') {
ovs_fatal(0, "Trailing garbage in hex data");
}
size = of11_in.size;
error = ofpacts_pull_openflow11_instructions(&of11_in, of11_in.size,
&ofpacts);
+ if (!error) {
+ /* Verify actions. */
+ struct flow flow;
+ memset(&flow, 0, sizeof flow);
+ error = ofpacts_check(ofpacts.data, ofpacts.size, &flow, OFPP_MAX,
+ table_id ? atoi(table_id) : 0);
+ }
if (error) {
printf("bad OF1.1 instructions: %s\n\n", ofperr_get_name(error));
ofpbuf_uninit(&ofpacts);
for (version = 0; version <= UINT8_MAX; version++) {
const char *name = ofperr_domain_get_name(version);
- if (!name) {
- continue;
+ if (name) {
+ int vendor = ofperr_get_vendor(error, version);
+ int type = ofperr_get_type(error, version);
+ int code = ofperr_get_code(error, version);
+
+ if (vendor != -1 || type != -1 || code != -1) {
+ printf("%s: vendor %#x, type %d, code %d\n",
+ name, vendor, type, code);
+ }
}
- printf("%s: %d,%d\n",
- ofperr_domain_get_name(version),
- ofperr_get_type(error, version),
- ofperr_get_code(error, version));
}
}
+/* "encode-error-reply ENUM REQUEST": Encodes an error reply to REQUEST for the
+ * error named ENUM and prints the error reply in hex. */
+static void
+ofctl_encode_error_reply(int argc OVS_UNUSED, char *argv[])
+{
+ const struct ofp_header *oh;
+ struct ofpbuf request, *reply;
+ enum ofperr error;
+
+ error = ofperr_from_name(argv[1]);
+ if (!error) {
+ ovs_fatal(0, "unknown error \"%s\"", argv[1]);
+ }
+
+ ofpbuf_init(&request, 0);
+ if (ofpbuf_put_hex(&request, argv[2], NULL)[0] != '\0') {
+ ovs_fatal(0, "Trailing garbage in hex data");
+ }
+ if (request.size < sizeof(struct ofp_header)) {
+ ovs_fatal(0, "Request too short");
+ }
+
+ oh = request.data;
+ if (request.size != ntohs(oh->length)) {
+ ovs_fatal(0, "Request size inconsistent");
+ }
+
+ reply = ofperr_encode_reply(error, request.data);
+ ofpbuf_uninit(&request);
+
+ ovs_hex_dump(stdout, reply->data, reply->size, 0, false);
+ ofpbuf_delete(reply);
+}
+
/* "ofp-print HEXSTRING [VERBOSITY]": Converts the hex digits in HEXSTRING into
* binary data, interpreting them as an OpenFlow message, and prints the
* OpenFlow message on stdout, at VERBOSITY (level 2 by default). */
ofpbuf_uninit(&packet);
}
+/* "encode-hello BITMAP...": Encodes each BITMAP as an OpenFlow hello message
+ * and dumps each message in hex. */
+static void
+ofctl_encode_hello(int argc OVS_UNUSED, char *argv[])
+{
+ uint32_t bitmap = strtol(argv[1], NULL, 0);
+ struct ofpbuf *hello;
+
+ hello = ofputil_encode_hello(bitmap);
+ ovs_hex_dump(stdout, hello->data, hello->size, 0, false);
+ ofp_print(stdout, hello->data, hello->size, verbosity);
+ ofpbuf_delete(hello);
+}
+
static const struct command all_commands[] = {
{ "show", 1, 1, ofctl_show },
{ "monitor", 1, 3, ofctl_monitor },
{ "parse-ofp11-instructions", 0, 0, ofctl_parse_ofp11_instructions },
{ "check-vlan", 2, 2, ofctl_check_vlan },
{ "print-error", 1, 1, ofctl_print_error },
+ { "encode-error-reply", 2, 2, ofctl_encode_error_reply },
{ "ofp-print", 1, 2, ofctl_ofp_print },
+ { "encode-hello", 1, 1, ofctl_encode_hello },
{ NULL, 0, 0, NULL },
};