#ifdef HAVE_NETLINK
#include "netdev.h"
#include "netlink.h"
-#include "openflow-netlink.h"
+#include "openflow/openflow-netlink.h"
#endif
#include "command-line.h"
#include "compiler.h"
#include "dpif.h"
+#include "openflow/nicira-ext.h"
#include "ofp-print.h"
#include "ofpbuf.h"
-#include "openflow.h"
+#include "openflow/openflow.h"
#include "packets.h"
#include "random.h"
#include "socket-util.h"
#define THIS_MODULE VLM_dpctl
#define DEFAULT_IDLE_TIMEOUT 60
-#define MAX_ADD_ACTS 5
+
+/* Maximum size of action buffer for adding and modify flows */
+#define MAX_ACT_LEN 60
#define MOD_PORT_CMD_UP "up"
#define MOD_PORT_CMD_DOWN "down"
#define MOD_PORT_CMD_FLOOD "flood"
#define MOD_PORT_CMD_NOFLOOD "noflood"
+
+/* Settings that may be configured by the user. */
+struct settings {
+ bool strict; /* Use strict matching for flow mod commands */
+};
+
struct command {
const char *name;
int min_args;
int max_args;
- void (*handler)(int argc, char *argv[]);
+ void (*handler)(const struct settings *, int argc, char *argv[]);
};
static struct command all_commands[];
static void usage(void) NO_RETURN;
-static void parse_options(int argc, char *argv[]);
+static void parse_options(int argc, char *argv[], struct settings *);
int main(int argc, char *argv[])
{
+ struct settings s;
struct command *p;
set_program_name(argv[0]);
time_init();
vlog_init();
- parse_options(argc, argv);
+ parse_options(argc, argv, &s);
signal(SIGPIPE, SIG_IGN);
argc -= optind;
ofp_fatal(0, "'%s' command takes at most %d arguments",
p->name, p->max_args);
else {
- p->handler(argc, argv);
+ p->handler(&s, argc, argv);
exit(0);
}
}
}
static void
-parse_options(int argc, char *argv[])
+parse_options(int argc, char *argv[], struct settings *s)
{
+ enum {
+ OPT_STRICT = UCHAR_MAX + 1
+ };
static struct option long_options[] = {
{"timeout", required_argument, 0, 't'},
{"verbose", optional_argument, 0, 'v'},
+ {"strict", no_argument, 0, OPT_STRICT},
{"help", no_argument, 0, 'h'},
{"version", no_argument, 0, 'V'},
VCONN_SSL_LONG_OPTIONS
};
char *short_options = long_options_to_short_options(long_options);
+ /* Set defaults that we can figure out before parsing options. */
+ s->strict = false;
+
for (;;) {
unsigned long int timeout;
int c;
usage();
case 'V':
- printf("%s "VERSION" compiled "__DATE__" "__TIME__"\n", argv[0]);
+ printf("%s %s compiled "__DATE__" "__TIME__"\n",
+ program_name, VERSION BUILDNR);
exit(EXIT_SUCCESS);
case 'v':
vlog_set_verbosity(optarg);
break;
+ case OPT_STRICT:
+ s->strict = true;
+ break;
+
VCONN_SSL_OPTION_HANDLERS
case '?':
" deldp nl:DP_ID delete local datapath DP_ID\n"
" addif nl:DP_ID IFACE... add each IFACE as a port on DP_ID\n"
" delif nl:DP_ID IFACE... delete each IFACE from DP_ID\n"
- " monitor nl:DP_ID print packets received\n"
#endif
"\nFor local datapaths and remote switches:\n"
" show SWITCH show basic information\n"
" dump-flows SWITCH FLOW print matching FLOWs\n"
" dump-aggregate SWITCH print aggregate flow statistics\n"
" dump-aggregate SWITCH FLOW print aggregate stats for FLOWs\n"
+#ifdef SUPPORT_SNAT
+ " add-snat SWITCH IFACE IP add SNAT config to IFACE\n"
+ " del-snat SWITCH IFACE delete SNAT config on IFACE\n"
+#endif
" add-flow SWITCH FLOW add flow described by FLOW\n"
" add-flows SWITCH FILE add flows from FILE\n"
- " del-flows SWITCH FLOW delete matching FLOWs\n"
+ " mod-flows SWITCH FLOW modify actions of matching FLOWs\n"
+ " del-flows SWITCH [FLOW] delete matching FLOWs\n"
+ " monitor SWITCH print packets received from SWITCH\n"
+ " execute SWITCH CMD [ARG...] execute CMD with ARGS on SWITCH\n"
"\nFor local datapaths, remote switches, and controllers:\n"
" probe VCONN probe whether VCONN is up\n"
" ping VCONN [N] latency of N-byte echos\n"
" benchmark VCONN N COUNT bandwidth of COUNT N-byte echos\n"
"where each SWITCH is an active OpenFlow connection method.\n",
program_name, program_name);
- vconn_usage(true, false);
- printf("\nOptions:\n"
+ vconn_usage(true, false, false);
+ vlog_usage();
+ printf("\nOther options:\n"
+ " --strict use strict match for flow commands\n"
" -t, --timeout=SECS give up after SECS seconds\n"
- " -v, --verbose=MODULE[:FACILITY[:LEVEL]] set logging levels\n"
- " -v, --verbose set maximum verbosity level\n"
" -h, --help display this help message\n"
" -V, --version display version information\n");
exit(EXIT_SUCCESS);
run(dpif_open(atoi(name + 3), subscribe, dpif), "opening datapath");
}
-static void do_add_dp(int argc UNUSED, char *argv[])
+static void do_add_dp(const struct settings *s, int argc UNUSED, char *argv[])
{
struct dpif dp;
open_nl_vconn(argv[1], false, &dp);
dpif_close(&dp);
}
-static void do_del_dp(int argc UNUSED, char *argv[])
+static void do_del_dp(const struct settings *s, int argc UNUSED, char *argv[])
{
struct dpif dp;
open_nl_vconn(argv[1], false, &dp);
return retval ? retval : dpif_add_port(dpif, netdev);
}
-static void do_add_port(int argc UNUSED, char *argv[])
+static void do_add_port(const struct settings *s, int argc UNUSED,
+ char *argv[])
{
add_del_ports(argc, argv, ifup_and_add_port, "add", "to");
}
-static void do_del_port(int argc UNUSED, char *argv[])
+static void do_del_port(const struct settings *s, int argc UNUSED,
+ char *argv[])
{
add_del_ports(argc, argv, dpif_del_port, "remove", "from");
}
-
-static void do_monitor(int argc UNUSED, char *argv[])
-{
- struct dpif dp;
- open_nl_vconn(argv[1], true, &dp);
- for (;;) {
- struct ofpbuf *b;
- run(dpif_recv_openflow(&dp, &b, true), "dpif_recv_openflow");
- ofp_print(stderr, b->data, b->size, 2);
- ofpbuf_delete(b);
- }
-}
#endif /* HAVE_NETLINK */
\f
/* Generic commands. */
+static void
+open_vconn(const char *name, struct vconn **vconnp)
+{
+ run(vconn_open_block(name, OFP_VERSION, vconnp), "connecting to %s", name);
+}
+
static void *
alloc_stats_request(size_t body_len, uint16_t type, struct ofpbuf **bufferp)
{
struct ofpbuf *reply;
update_openflow_length(request);
- run(vconn_open_block(vconn_name, &vconn), "connecting to %s", vconn_name);
+ open_vconn(vconn_name, &vconn);
run(vconn_transact(vconn, request, &reply), "talking to %s", vconn_name);
ofp_print(stdout, reply->data, reply->size, 1);
vconn_close(vconn);
struct vconn *vconn;
bool done = false;
- run(vconn_open_block(vconn_name, &vconn), "connecting to %s", vconn_name);
+ open_vconn(vconn_name, &vconn);
send_openflow_buffer(vconn, request);
while (!done) {
uint32_t recv_xid;
}
static void
-do_show(int argc UNUSED, char *argv[])
+do_show(const struct settings *s, int argc UNUSED, char *argv[])
{
dump_trivial_transaction(argv[1], OFPT_FEATURES_REQUEST);
dump_trivial_transaction(argv[1], OFPT_GET_CONFIG_REQUEST);
}
static void
-do_status(int argc, char *argv[])
+do_status(const struct settings *s, int argc, char *argv[])
{
- struct ofpbuf *request;
- alloc_stats_request(0, OFPST_SWITCH, &request);
+ struct nicira_header *request, *reply;
+ struct vconn *vconn;
+ struct ofpbuf *b;
+
+ request = make_openflow(sizeof *request, OFPT_VENDOR, &b);
+ request->vendor = htonl(NX_VENDOR_ID);
+ request->subtype = htonl(NXT_STATUS_REQUEST);
if (argc > 2) {
- ofpbuf_put(request, argv[2], strlen(argv[2]));
+ ofpbuf_put(b, argv[2], strlen(argv[2]));
}
- dump_stats_transaction(argv[1], request);
+ open_vconn(argv[1], &vconn);
+ run(vconn_transact(vconn, b, &b), "talking to %s", argv[1]);
+ vconn_close(vconn);
+
+ if (b->size < sizeof *reply) {
+ ofp_fatal(0, "short reply (%zu bytes)", b->size);
+ }
+ reply = b->data;
+ if (reply->header.type != OFPT_VENDOR
+ || reply->vendor != ntohl(NX_VENDOR_ID)
+ || reply->subtype != ntohl(NXT_STATUS_REPLY)) {
+ ofp_print(stderr, b->data, b->size, 2);
+ ofp_fatal(0, "bad reply");
+ }
+
+ fwrite(reply + 1, b->size, 1, stdout);
}
static void
-do_dump_desc(int argc, char *argv[])
+do_dump_desc(const struct settings *s, int argc, char *argv[])
{
dump_trivial_stats_transaction(argv[1], OFPST_DESC);
}
static void
-do_dump_tables(int argc, char *argv[])
+do_dump_tables(const struct settings *s, int argc, char *argv[])
{
dump_trivial_stats_transaction(argv[1], OFPST_TABLE);
}
}
static void
-str_to_action(char *str, struct ofp_action *action, int *n_actions)
+str_to_action(char *str, struct ofp_action_header *actions,
+ size_t *actions_len)
{
- uint16_t port;
- int i;
- int max_actions = *n_actions;
+ size_t len = *actions_len;
char *act, *arg;
char *saveptr = NULL;
+ uint8_t *p = (uint8_t *)actions;
- memset(action, 0, sizeof(*action) * max_actions);
- for (i=0, act = strtok_r(str, ", \t\r\n", &saveptr);
- i<max_actions && act;
- i++, act = strtok_r(NULL, ", \t\r\n", &saveptr))
+ memset(actions, 0, len);
+ for (act = strtok_r(str, ", \t\r\n", &saveptr);
+ (len >= sizeof(struct ofp_action_header)) && act;
+ act = strtok_r(NULL, ", \t\r\n", &saveptr))
{
+ uint16_t port;
+ struct ofp_action_header *ah = (struct ofp_action_header *)p;
+ int act_len = sizeof *ah;
port = OFPP_MAX;
/* Arguments are separated by colons */
arg++;
}
- if (!strcasecmp(act, "mod_vlan")) {
- action[i].type = htons(OFPAT_SET_DL_VLAN);
+ if (!strcasecmp(act, "mod_vlan_vid")) {
+ struct ofp_action_vlan_vid *va = (struct ofp_action_vlan_vid *)ah;
- if (!strcasecmp(arg, "strip")) {
- action[i].arg.vlan_id = htons(OFP_VLAN_NONE);
- } else {
- action[i].arg.vlan_id = htons(str_to_int(arg));
+ if (len < sizeof *va) {
+ ofp_fatal(0, "Insufficient room for vlan vid action\n");
}
+
+ act_len = sizeof *va;
+ va->type = htons(OFPAT_SET_VLAN_VID);
+ va->vlan_vid = htons(str_to_int(arg));
+ } else if (!strcasecmp(act, "mod_vlan_pcp")) {
+ struct ofp_action_vlan_pcp *va = (struct ofp_action_vlan_pcp *)ah;
+
+ if (len < sizeof *va) {
+ ofp_fatal(0, "Insufficient room for vlan pcp action\n");
+ }
+
+ act_len = sizeof *va;
+ va->type = htons(OFPAT_SET_VLAN_PCP);
+ va->vlan_pcp = str_to_int(arg);
+ } else if (!strcasecmp(act, "strip_vlan")) {
+ ah->type = htons(OFPAT_STRIP_VLAN);
} else if (!strcasecmp(act, "output")) {
port = str_to_int(arg);
+#ifdef SUPPORT_SNAT
+ } else if (!strcasecmp(act, "nat")) {
+ struct nx_action_snat *sa = (struct nx_action_snat *)ah;
+
+ if (len < sizeof *sa) {
+ ofp_fatal(0, "Insufficient room for SNAT action\n");
+ }
+
+ if (str_to_int(arg) > OFPP_MAX) {
+ ofp_fatal(0, "Invalid nat port: %s\n", arg);
+ }
+
+ act_len = sizeof *sa;
+ sa->type = htons(OFPAT_VENDOR);
+ sa->vendor = htonl(NX_VENDOR_ID);
+ sa->subtype = htons(NXAST_SNAT);
+ sa->port = htons(str_to_int(arg));
+#endif
} else if (!strcasecmp(act, "TABLE")) {
port = OFPP_TABLE;
} else if (!strcasecmp(act, "NORMAL")) {
} else if (!strcasecmp(act, "ALL")) {
port = OFPP_ALL;
} else if (!strcasecmp(act, "CONTROLLER")) {
- port = OFPP_CONTROLLER;
- if (arg) {
- if (!strcasecmp(arg, "all")) {
- action[i].arg.output.max_len= htons(0);
- } else {
- action[i].arg.output.max_len= htons(str_to_int(arg));
- }
+ struct ofp_action_output *ca = (struct ofp_action_output *)ah;
+
+ if (act_len < sizeof *ca) {
+ ofp_fatal(0, "Insufficient room for controller action\n");
+ }
+
+ act_len = sizeof *ca;
+ ca->type = htons(OFPAT_OUTPUT);
+ ca->port = htons(OFPP_CONTROLLER);
+
+ /* Unless a numeric argument is specified, we send the whole
+ * packet to the controller. */
+ if (arg && (strspn(act, "0123456789") == strlen(act))) {
+ ca->max_len= htons(str_to_int(arg));
}
} else if (!strcasecmp(act, "LOCAL")) {
port = OFPP_LOCAL;
}
if (port != OFPP_MAX) {
- action[i].type = htons(OFPAT_OUTPUT);
- action[i].arg.output.port = htons(port);
+ struct ofp_action_output *oa = (struct ofp_action_output *)p;
+
+ if (act_len < sizeof *oa) {
+ ofp_fatal(0, "Insufficient room for output action\n");
+ }
+
+ act_len = sizeof *oa;
+ oa->type = htons(OFPAT_OUTPUT);
+ oa->port = htons(port);
}
+
+ ah->len = htons(act_len);
+ p += act_len;
+ len -= act_len;
}
- *n_actions = i;
+ *actions_len -= len;
}
struct protocol {
{ "nw_proto", OFPFW_NW_PROTO, F_U8, F_OFS(nw_proto) },
{ "tp_src", OFPFW_TP_SRC, F_U16, F_OFS(tp_src) },
{ "tp_dst", OFPFW_TP_DST, F_U16, F_OFS(tp_dst) },
+ { "icmp_type", OFPFW_ICMP_TYPE, F_U16, F_OFS(icmp_type) },
+ { "icmp_code", OFPFW_ICMP_CODE, F_U16, F_OFS(icmp_code) }
};
const struct field *f;
static void
str_to_flow(char *string, struct ofp_match *match,
- struct ofp_action *action, int *n_actions, uint8_t *table_idx,
- uint16_t *priority, uint16_t *idle_timeout, uint16_t *hard_timeout)
+ struct ofp_action_header *actions, size_t *actions_len,
+ uint8_t *table_idx, uint16_t *out_port, uint16_t *priority,
+ uint16_t *idle_timeout, uint16_t *hard_timeout)
{
char *name;
if (table_idx) {
*table_idx = 0xff;
}
+ if (out_port) {
+ *out_port = OFPP_NONE;
+ }
if (priority) {
*priority = OFP_DEFAULT_PRIORITY;
}
if (hard_timeout) {
*hard_timeout = OFP_FLOW_PERMANENT;
}
- if (action) {
+ if (actions) {
char *act_str = strstr(string, "action");
if (!act_str) {
ofp_fatal(0, "must specify an action");
act_str++;
- str_to_action(act_str, action, n_actions);
+ str_to_action(act_str, actions, actions_len);
}
memset(match, 0, sizeof *match);
wildcards = OFPFW_ALL;
if (table_idx && !strcmp(name, "table")) {
*table_idx = atoi(value);
+ } else if (out_port && !strcmp(name, "out_port")) {
+ *out_port = atoi(value);
} else if (priority && !strcmp(name, "priority")) {
*priority = atoi(value);
} else if (idle_timeout && !strcmp(name, "idle_timeout")) {
match->wildcards = htonl(wildcards);
}
-static void do_dump_flows(int argc, char *argv[])
+static void do_dump_flows(const struct settings *s, int argc, char *argv[])
{
struct ofp_flow_stats_request *req;
+ uint16_t out_port;
struct ofpbuf *request;
req = alloc_stats_request(sizeof *req, OFPST_FLOW, &request);
str_to_flow(argc > 2 ? argv[2] : "", &req->match, NULL, 0,
- &req->table_id, NULL, NULL, NULL);
- memset(req->pad, 0, sizeof req->pad);
+ &req->table_id, &out_port, NULL, NULL, NULL);
+ memset(&req->pad, 0, sizeof req->pad);
+ req->out_port = htons(out_port);
dump_stats_transaction(argv[1], request);
}
-static void do_dump_aggregate(int argc, char *argv[])
+static void do_dump_aggregate(const struct settings *s, int argc,
+ char *argv[])
{
struct ofp_aggregate_stats_request *req;
struct ofpbuf *request;
+ uint16_t out_port;
req = alloc_stats_request(sizeof *req, OFPST_AGGREGATE, &request);
str_to_flow(argc > 2 ? argv[2] : "", &req->match, NULL, 0,
- &req->table_id, NULL, NULL, NULL);
- memset(req->pad, 0, sizeof req->pad);
+ &req->table_id, &out_port, NULL, NULL, NULL);
+ memset(&req->pad, 0, sizeof req->pad);
+ req->out_port = htons(out_port);
dump_stats_transaction(argv[1], request);
}
-static void do_add_flow(int argc, char *argv[])
+#ifdef SUPPORT_SNAT
+static void do_add_snat(const struct settings *s, int argc, char *argv[])
+{
+ struct vconn *vconn;
+ struct ofpbuf *buffer;
+ struct nx_act_config *nac;
+ size_t size;
+
+ /* Parse and send. */
+ size = sizeof *nac + sizeof nac->snat[0];
+ nac = make_openflow(size, OFPT_VENDOR, &buffer);
+
+ nac->header.vendor = htonl(NX_VENDOR_ID);
+ nac->header.subtype = htonl(NXT_ACT_SET_CONFIG);
+
+ nac->type = htons(NXAST_SNAT);
+ nac->snat[0].command = NXSC_ADD;
+ nac->snat[0].port = htons(str_to_int(argv[2]));
+ nac->snat[0].mac_timeout = htons(0);
+ str_to_ip(argv[3], &nac->snat[0].ip_addr_start);
+ str_to_ip(argv[3], &nac->snat[0].ip_addr_end);
+
+ open_vconn(argv[1], &vconn);
+ send_openflow_buffer(vconn, buffer);
+ vconn_close(vconn);
+}
+
+static void do_del_snat(const struct settings *s, int argc, char *argv[])
+{
+ struct vconn *vconn;
+ struct ofpbuf *buffer;
+ struct nx_act_config *nac;
+ size_t size;
+
+ /* Parse and send. */
+ size = sizeof *nac + sizeof nac->snat[0];
+ nac = make_openflow(size, OFPT_VENDOR, &buffer);
+
+ nac->header.vendor = htonl(NX_VENDOR_ID);
+ nac->header.subtype = htonl(NXT_ACT_SET_CONFIG);
+
+ nac->type = htons(NXAST_SNAT);
+ nac->snat[0].command = NXSC_DELETE;
+ nac->snat[0].port = htons(str_to_int(argv[2]));
+ nac->snat[0].mac_timeout = htons(0);
+
+ open_vconn(argv[1], &vconn);
+ send_openflow_buffer(vconn, buffer);
+ vconn_close(vconn);
+}
+#endif /* SUPPORT_SNAT */
+
+static void do_add_flow(const struct settings *s, int argc, char *argv[])
{
struct vconn *vconn;
struct ofpbuf *buffer;
struct ofp_flow_mod *ofm;
uint16_t priority, idle_timeout, hard_timeout;
size_t size;
- int n_actions = MAX_ADD_ACTS;
-
- run(vconn_open_block(argv[1], &vconn), "connecting to %s", argv[1]);
+ size_t actions_len = MAX_ACT_LEN;
/* Parse and send. */
- size = sizeof *ofm + (sizeof ofm->actions[0] * MAX_ADD_ACTS);
+ size = sizeof *ofm + actions_len;
ofm = make_openflow(size, OFPT_FLOW_MOD, &buffer);
- str_to_flow(argv[2], &ofm->match, &ofm->actions[0], &n_actions,
- NULL, &priority, &idle_timeout, &hard_timeout);
+ str_to_flow(argv[2], &ofm->match, &ofm->actions[0], &actions_len,
+ NULL, NULL, &priority, &idle_timeout, &hard_timeout);
ofm->command = htons(OFPFC_ADD);
ofm->idle_timeout = htons(idle_timeout);
ofm->hard_timeout = htons(hard_timeout);
ofm->reserved = htonl(0);
/* xxx Should we use the ofpbuf library? */
- buffer->size -= (MAX_ADD_ACTS - n_actions) * sizeof ofm->actions[0];
+ buffer->size -= MAX_ACT_LEN - actions_len;
+ open_vconn(argv[1], &vconn);
send_openflow_buffer(vconn, buffer);
vconn_close(vconn);
}
-static void do_add_flows(int argc, char *argv[])
+static void do_add_flows(const struct settings *s, int argc, char *argv[])
{
struct vconn *vconn;
-
FILE *file;
char line[1024];
ofp_fatal(errno, "%s: open", argv[2]);
}
- run(vconn_open_block(argv[1], &vconn), "connecting to %s", argv[1]);
+ open_vconn(argv[1], &vconn);
while (fgets(line, sizeof line, file)) {
struct ofpbuf *buffer;
struct ofp_flow_mod *ofm;
uint16_t priority, idle_timeout, hard_timeout;
size_t size;
- int n_actions = MAX_ADD_ACTS;
+ size_t actions_len = MAX_ACT_LEN;
char *comment;
}
/* Parse and send. */
- size = sizeof *ofm + (sizeof ofm->actions[0] * MAX_ADD_ACTS);
+ size = sizeof *ofm + actions_len;
ofm = make_openflow(size, OFPT_FLOW_MOD, &buffer);
- str_to_flow(line, &ofm->match, &ofm->actions[0], &n_actions,
- NULL, &priority, &idle_timeout, &hard_timeout);
+ str_to_flow(line, &ofm->match, &ofm->actions[0], &actions_len,
+ NULL, NULL, &priority, &idle_timeout, &hard_timeout);
ofm->command = htons(OFPFC_ADD);
ofm->idle_timeout = htons(idle_timeout);
ofm->hard_timeout = htons(hard_timeout);
ofm->reserved = htonl(0);
/* xxx Should we use the ofpbuf library? */
- buffer->size -= (MAX_ADD_ACTS - n_actions) * sizeof ofm->actions[0];
+ buffer->size -= MAX_ACT_LEN - actions_len;
send_openflow_buffer(vconn, buffer);
}
fclose(file);
}
-static void do_del_flows(int argc, char *argv[])
+static void do_mod_flows(const struct settings *s, int argc, char *argv[])
{
+ uint16_t priority, idle_timeout, hard_timeout;
struct vconn *vconn;
- uint16_t priority;
-
- run(vconn_open_block(argv[1], &vconn), "connecting to %s", argv[1]);
struct ofpbuf *buffer;
struct ofp_flow_mod *ofm;
size_t size;
+ size_t actions_len = MAX_ACT_LEN;
+ /* Parse and send. */
+ size = sizeof *ofm + actions_len;
+ ofm = make_openflow(size, OFPT_FLOW_MOD, &buffer);
+ str_to_flow(argv[2], &ofm->match, &ofm->actions[0], &actions_len,
+ NULL, NULL, &priority, &idle_timeout, &hard_timeout);
+ if (s->strict) {
+ ofm->command = htons(OFPFC_MODIFY_STRICT);
+ } else {
+ ofm->command = htons(OFPFC_MODIFY);
+ }
+ ofm->idle_timeout = htons(idle_timeout);
+ ofm->hard_timeout = htons(hard_timeout);
+ ofm->buffer_id = htonl(UINT32_MAX);
+ ofm->priority = htons(priority);
+ ofm->reserved = htonl(0);
+
+ /* xxx Should we use the buffer library? */
+ buffer->size -= MAX_ACT_LEN - actions_len;
+
+ open_vconn(argv[1], &vconn);
+ send_openflow_buffer(vconn, buffer);
+ vconn_close(vconn);
+}
+
+static void do_del_flows(const struct settings *s, int argc, char *argv[])
+{
+ struct vconn *vconn;
+ uint16_t priority;
+ uint16_t out_port;
+ struct ofpbuf *buffer;
+ struct ofp_flow_mod *ofm;
+ size_t size;
/* Parse and send. */
size = sizeof *ofm;
ofm = make_openflow(size, OFPT_FLOW_MOD, &buffer);
str_to_flow(argc > 2 ? argv[2] : "", &ofm->match, NULL, 0, NULL,
- &priority, NULL, NULL);
- ofm->command = htons(OFPFC_DELETE);
+ &out_port, &priority, NULL, NULL);
+ if (s->strict) {
+ ofm->command = htons(OFPFC_DELETE_STRICT);
+ } else {
+ ofm->command = htons(OFPFC_DELETE);
+ }
ofm->idle_timeout = htons(0);
ofm->hard_timeout = htons(0);
ofm->buffer_id = htonl(UINT32_MAX);
+ ofm->out_port = htons(out_port);
ofm->priority = htons(priority);
ofm->reserved = htonl(0);
+ open_vconn(argv[1], &vconn);
send_openflow_buffer(vconn, buffer);
-
vconn_close(vconn);
}
static void
-do_dump_ports(int argc, char *argv[])
+do_monitor(const struct settings *s, int argc UNUSED, char *argv[])
+{
+ struct vconn *vconn;
+ const char *name;
+
+ /* If the user specified, e.g., "nl:0", append ":1" to it to ensure that
+ * the connection will subscribe to listen for asynchronous messages, such
+ * as packet-in messages. */
+ if (!strncmp(argv[1], "nl:", 3) && strrchr(argv[1], ':') == &argv[1][2]) {
+ name = xasprintf("%s:1", argv[1]);
+ } else {
+ name = argv[1];
+ }
+ open_vconn(argv[1], &vconn);
+ for (;;) {
+ struct ofpbuf *b;
+ run(vconn_recv_block(vconn, &b), "vconn_recv");
+ ofp_print(stderr, b->data, b->size, 2);
+ ofpbuf_delete(b);
+ }
+}
+
+static void
+do_dump_ports(const struct settings *s, int argc, char *argv[])
{
dump_trivial_stats_transaction(argv[1], OFPST_PORT);
}
static void
-do_probe(int argc, char *argv[])
+do_probe(const struct settings *s, int argc, char *argv[])
{
struct ofpbuf *request;
struct vconn *vconn;
struct ofpbuf *reply;
make_openflow(sizeof(struct ofp_header), OFPT_ECHO_REQUEST, &request);
- run(vconn_open_block(argv[1], &vconn), "connecting to %s", argv[1]);
+ open_vconn(argv[1], &vconn);
run(vconn_transact(vconn, request, &reply), "talking to %s", argv[1]);
- if (reply->size != request->size) {
+ if (reply->size != sizeof(struct ofp_header)) {
ofp_fatal(0, "reply does not match request");
}
ofpbuf_delete(reply);
}
static void
-do_mod_port(int argc, char *argv[])
+do_mod_port(const struct settings *s, int argc, char *argv[])
{
struct ofpbuf *request, *reply;
struct ofp_switch_features *osf;
/* Send a "Features Request" to get the information we need in order
* to modify the port. */
make_openflow(sizeof(struct ofp_header), OFPT_FEATURES_REQUEST, &request);
- run(vconn_open_block(argv[1], &vconn), "connecting to %s", argv[1]);
+ open_vconn(argv[1], &vconn);
run(vconn_transact(vconn, request, &reply), "talking to %s", argv[1]);
osf = reply->data;
}
opm = make_openflow(sizeof(struct ofp_port_mod), OFPT_PORT_MOD, &request);
- memcpy(&opm->desc, &osf->ports[port_idx], sizeof osf->ports[0]);
- opm->mask = 0;
- opm->desc.flags = 0;
+ opm->port_no = osf->ports[port_idx].port_no;
+ memcpy(opm->hw_addr, osf->ports[port_idx].hw_addr, sizeof opm->hw_addr);
+ opm->config = htonl(0);
+ opm->mask = htonl(0);
+ opm->advertise = htonl(0);
printf("modifying port: %s\n", osf->ports[port_idx].name);
if (!strncasecmp(argv[3], MOD_PORT_CMD_UP, sizeof MOD_PORT_CMD_UP)) {
- opm->mask |= htonl(OFPPFL_PORT_DOWN);
+ opm->mask |= htonl(OFPPC_PORT_DOWN);
} else if (!strncasecmp(argv[3], MOD_PORT_CMD_DOWN,
sizeof MOD_PORT_CMD_DOWN)) {
- opm->mask |= htonl(OFPPFL_PORT_DOWN);
- opm->desc.flags |= htonl(OFPPFL_PORT_DOWN);
+ opm->mask |= htonl(OFPPC_PORT_DOWN);
+ opm->config |= htonl(OFPPC_PORT_DOWN);
} else if (!strncasecmp(argv[3], MOD_PORT_CMD_FLOOD,
sizeof MOD_PORT_CMD_FLOOD)) {
- opm->mask |= htonl(OFPPFL_NO_FLOOD);
+ opm->mask |= htonl(OFPPC_NO_FLOOD);
} else if (!strncasecmp(argv[3], MOD_PORT_CMD_NOFLOOD,
sizeof MOD_PORT_CMD_NOFLOOD)) {
- opm->mask |= htonl(OFPPFL_NO_FLOOD);
- opm->desc.flags |= htonl(OFPPFL_NO_FLOOD);
+ opm->mask |= htonl(OFPPC_NO_FLOOD);
+ opm->config |= htonl(OFPPC_NO_FLOOD);
} else {
ofp_fatal(0, "unknown mod-port command '%s'", argv[3]);
}
}
static void
-do_ping(int argc, char *argv[])
+do_ping(const struct settings *s, int argc, char *argv[])
{
size_t max_payload = 65535 - sizeof(struct ofp_header);
unsigned int payload;
ofp_fatal(0, "payload must be between 0 and %zu bytes", max_payload);
}
- run(vconn_open_block(argv[1], &vconn), "connecting to %s", argv[1]);
+ open_vconn(argv[1], &vconn);
for (i = 0; i < 10; i++) {
struct timeval start, end;
struct ofpbuf *request, *reply;
}
static void
-do_benchmark(int argc, char *argv[])
+do_benchmark(const struct settings *s, int argc, char *argv[])
{
size_t max_payload = 65535 - sizeof(struct ofp_header);
struct timeval start, end;
printf("Sending %d packets * %u bytes (with header) = %u bytes total\n",
count, message_size, count * message_size);
- run(vconn_open_block(argv[1], &vconn), "connecting to %s", argv[1]);
+ open_vconn(argv[1], &vconn);
gettimeofday(&start, NULL);
for (i = 0; i < count; i++) {
struct ofpbuf *request, *reply;
count * message_size / (duration / 1000.0));
}
-static void do_help(int argc UNUSED, char *argv[] UNUSED)
+static void
+do_execute(const struct settings *s, int argc, char *argv[])
+{
+ struct vconn *vconn;
+ struct ofpbuf *request;
+ struct nicira_header *nicira;
+ struct nx_command_reply *ncr;
+ uint32_t xid;
+ int i;
+
+ nicira = make_openflow(sizeof *nicira, OFPT_VENDOR, &request);
+ xid = nicira->header.xid;
+ nicira->vendor = htonl(NX_VENDOR_ID);
+ nicira->subtype = htonl(NXT_COMMAND_REQUEST);
+ ofpbuf_put(request, argv[2], strlen(argv[2]));
+ for (i = 3; i < argc; i++) {
+ ofpbuf_put_zeros(request, 1);
+ ofpbuf_put(request, argv[i], strlen(argv[i]));
+ }
+ update_openflow_length(request);
+
+ open_vconn(argv[1], &vconn);
+ run(vconn_send_block(vconn, request), "send");
+
+ for (;;) {
+ struct ofpbuf *reply;
+ uint32_t status;
+
+ run(vconn_recv_xid(vconn, xid, &reply), "recv_xid");
+ if (reply->size < sizeof *ncr) {
+ ofp_fatal(0, "reply is too short (%zu bytes < %zu bytes)",
+ reply->size, sizeof *ncr);
+ }
+ ncr = reply->data;
+ if (ncr->nxh.header.type != OFPT_VENDOR
+ || ncr->nxh.vendor != htonl(NX_VENDOR_ID)
+ || ncr->nxh.subtype != htonl(NXT_COMMAND_REPLY)) {
+ ofp_fatal(0, "reply is invalid");
+ }
+
+ status = ntohl(ncr->status);
+ if (status & NXT_STATUS_STARTED) {
+ /* Wait for a second reply. */
+ continue;
+ } else if (status & NXT_STATUS_EXITED) {
+ fprintf(stderr, "process terminated normally with exit code %d",
+ status & NXT_STATUS_EXITSTATUS);
+ } else if (status & NXT_STATUS_SIGNALED) {
+ fprintf(stderr, "process terminated by signal %d",
+ status & NXT_STATUS_TERMSIG);
+ } else if (status & NXT_STATUS_ERROR) {
+ fprintf(stderr, "error executing command");
+ } else {
+ fprintf(stderr, "process terminated for unknown reason");
+ }
+ if (status & NXT_STATUS_COREDUMP) {
+ fprintf(stderr, " (core dumped)");
+ }
+ putc('\n', stderr);
+
+ fwrite(ncr + 1, reply->size - sizeof *ncr, 1, stdout);
+ break;
+ }
+}
+
+static void do_help(const struct settings *s, int argc UNUSED,
+ char *argv[] UNUSED)
{
usage();
}
{ "dump-tables", 1, 1, do_dump_tables },
{ "dump-flows", 1, 2, do_dump_flows },
{ "dump-aggregate", 1, 2, do_dump_aggregate },
+#ifdef SUPPORT_SNAT
+ { "add-snat", 3, 3, do_add_snat },
+ { "del-snat", 2, 2, do_del_snat },
+#endif
{ "add-flow", 2, 2, do_add_flow },
{ "add-flows", 2, 2, do_add_flows },
+ { "mod-flows", 2, 2, do_mod_flows },
{ "del-flows", 1, 2, do_del_flows },
{ "dump-ports", 1, 1, do_dump_ports },
{ "mod-port", 3, 3, do_mod_port },
{ "probe", 1, 1, do_probe },
{ "ping", 1, 2, do_ping },
{ "benchmark", 3, 3, do_benchmark },
+ { "execute", 2, INT_MAX, do_execute },
{ NULL, 0, 0, NULL },
};