/*
- * Copyright (c) 2008, 2009, 2010, 2011 Nicira Networks.
+ * Copyright (c) 2008, 2009, 2010, 2011, 2012 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 "ofpbuf.h"
#include "packets.h"
#include "shash.h"
+#include "simap.h"
+#include "smap.h"
#include "sset.h"
#include "timeval.h"
#include "util.h"
}
}
\f
-static void do_add_if(int argc, char *argv[]);
+static void dpctl_add_if(int argc, char *argv[]);
static int if_up(const char *netdev_name)
{
return retval;
}
+/* Retrieve the name of the datapath if exactly one exists. The caller
+ * is responsible for freeing the returned string. If there is not one
+ * datapath, aborts with an error message. */
+static char *
+get_one_dp(void)
+{
+ struct sset types;
+ const char *type;
+ char *dp_name = NULL;
+ size_t count = 0;
+
+ sset_init(&types);
+ dp_enumerate_types(&types);
+ SSET_FOR_EACH (type, &types) {
+ struct sset names;
+
+ sset_init(&names);
+ if (!dp_enumerate_names(type, &names)) {
+ count += sset_count(&names);
+ if (!dp_name && count == 1) {
+ dp_name = xasprintf("%s@%s", type, SSET_FIRST(&names));
+ }
+ }
+ sset_destroy(&names);
+ }
+ sset_destroy(&types);
+
+ if (!count) {
+ ovs_fatal(0, "no datapaths exist");
+ } else if (count > 1) {
+ ovs_fatal(0, "multiple datapaths, specify one");
+ }
+
+ return dp_name;
+}
+
static int
parsed_dpif_open(const char *arg_, bool create, struct dpif **dpifp)
{
}
static void
-do_add_dp(int argc OVS_UNUSED, char *argv[])
+dpctl_add_dp(int argc OVS_UNUSED, char *argv[])
{
struct dpif *dpif;
run(parsed_dpif_open(argv[1], true, &dpif), "add_dp");
dpif_close(dpif);
if (argc > 2) {
- do_add_if(argc, argv);
+ dpctl_add_if(argc, argv);
}
}
static void
-do_del_dp(int argc OVS_UNUSED, char *argv[])
+dpctl_del_dp(int argc OVS_UNUSED, char *argv[])
{
struct dpif *dpif;
run(parsed_dpif_open(argv[1], false, &dpif), "opening datapath");
}
static void
-do_add_if(int argc OVS_UNUSED, char *argv[])
+dpctl_add_if(int argc OVS_UNUSED, char *argv[])
{
bool failure = false;
struct dpif *dpif;
const char *name, *type;
char *save_ptr = NULL;
struct netdev *netdev = NULL;
- struct shash args;
+ struct smap args;
+ uint32_t port_no = UINT32_MAX;
char *option;
int error;
continue;
}
- shash_init(&args);
+ smap_init(&args);
while ((option = strtok_r(NULL, ",", &save_ptr)) != NULL) {
char *save_ptr_2 = NULL;
char *key, *value;
if (!strcmp(key, "type")) {
type = value;
- } else if (!shash_add_once(&args, key, value)) {
+ } else if (!strcmp(key, "port_no")) {
+ port_no = atoi(value);
+ } else if (!smap_add_once(&args, key, value)) {
ovs_error(0, "duplicate \"%s\" option", key);
}
}
goto next;
}
- error = dpif_port_add(dpif, netdev, NULL);
+ error = dpif_port_add(dpif, netdev, &port_no);
if (error) {
ovs_error(error, "adding %s to %s failed", name, argv[1]);
goto next;
}
static void
-do_set_if(int argc, char *argv[])
+dpctl_set_if(int argc, char *argv[])
{
bool failure = false;
struct dpif *dpif;
char *save_ptr = NULL;
char *type = NULL;
const char *name;
- struct shash args;
+ struct smap args;
+ uint32_t port_no;
char *option;
int error;
goto next;
}
type = xstrdup(dpif_port.type);
+ port_no = dpif_port.port_no;
dpif_port_destroy(&dpif_port);
/* Retrieve its existing configuration. */
goto next;
}
- shash_init(&args);
+ smap_init(&args);
error = netdev_get_config(netdev, &args);
if (error) {
ovs_error(error, "%s: failed to fetch configuration", name);
name, type, value);
failure = true;
}
+ } else if (!strcmp(key, "port_no")) {
+ if (port_no != atoi(value)) {
+ ovs_error(0, "%s: can't change port number from "
+ "%"PRIu32" to %d",
+ name, port_no, atoi(value));
+ failure = true;
+ }
} else if (value[0] == '\0') {
- free(shash_find_and_delete(&args, key));
+ smap_remove(&args, key);
} else {
- free(shash_replace(&args, key, xstrdup(value)));
+ smap_replace(&args, key, value);
}
}
}
static bool
-get_port_number(struct dpif *dpif, const char *name, uint16_t *port)
+get_port_number(struct dpif *dpif, const char *name, uint32_t *port)
{
struct dpif_port dpif_port;
}
static void
-do_del_if(int argc OVS_UNUSED, char *argv[])
+dpctl_del_if(int argc OVS_UNUSED, char *argv[])
{
bool failure = false;
struct dpif *dpif;
run(parsed_dpif_open(argv[1], false, &dpif), "opening datapath");
for (i = 2; i < argc; i++) {
const char *name = argv[i];
- uint16_t port;
+ uint32_t port;
int error;
if (!name[strspn(name, "0123456789")]) {
error = netdev_open(dpif_port.name, dpif_port.type, &netdev);
if (!error) {
- struct shash config;
+ struct smap config;
- shash_init(&config);
+ smap_init(&config);
error = netdev_get_config(netdev, &config);
if (!error) {
- const struct shash_node **nodes;
+ const struct smap_node **nodes;
size_t i;
- nodes = shash_sort(&config);
- for (i = 0; i < shash_count(&config); i++) {
- const struct shash_node *node = nodes[i];
- printf("%c %s=%s", i ? ',' : ':',
- node->name, (char *) node->data);
+ nodes = smap_sort(&config);
+ for (i = 0; i < smap_count(&config); i++) {
+ const struct smap_node *node = nodes[i];
+ printf("%c %s=%s", i ? ',' : ':', node->key,
+ node->value);
}
free(nodes);
} else {
printf(", could not retrieve configuration (%s)",
strerror(error));
}
- shash_destroy_free_data(&config);
+ smap_destroy(&config);
netdev_close(netdev);
} else {
}
static void
-do_show(int argc, char *argv[])
+dpctl_show(int argc, char *argv[])
{
bool failure = false;
if (argc > 1) {
}
static void
-do_dump_dps(int argc OVS_UNUSED, char *argv[] OVS_UNUSED)
+dpctl_dump_dps(int argc OVS_UNUSED, char *argv[] OVS_UNUSED)
{
struct sset dpif_names, dpif_types;
const char *type;
}
static void
-do_dump_flows(int argc OVS_UNUSED, char *argv[])
+dpctl_dump_flows(int argc, char *argv[])
{
const struct dpif_flow_stats *stats;
const struct nlattr *actions;
struct dpif *dpif;
size_t key_len;
struct ds ds;
+ char *name;
- run(parsed_dpif_open(argv[1], false, &dpif), "opening datapath");
+ name = (argc == 2) ? xstrdup(argv[1]) : get_one_dp();
+ run(parsed_dpif_open(name, false, &dpif), "opening datapath");
+ free(name);
ds_init(&ds);
dpif_flow_dump_start(&dump, dpif);
}
static void
-do_del_flows(int argc OVS_UNUSED, char *argv[])
+dpctl_del_flows(int argc, char *argv[])
{
struct dpif *dpif;
+ char *name;
+
+ name = (argc == 2) ? xstrdup(argv[1]) : get_one_dp();
+ run(parsed_dpif_open(name, false, &dpif), "opening datapath");
+ free(name);
- run(parsed_dpif_open(argv[1], false, &dpif), "opening datapath");
run(dpif_flow_flush(dpif), "deleting all flows");
dpif_close(dpif);
}
static void
-do_help(int argc OVS_UNUSED, char *argv[] OVS_UNUSED)
+dpctl_help(int argc OVS_UNUSED, char *argv[] OVS_UNUSED)
{
usage();
}
/* Undocumented commands for unit testing. */
static void
-do_parse_actions(int argc, char *argv[])
+dpctl_parse_actions(int argc, char *argv[])
{
int i;
* The idea here generalizes beyond VLANs (e.g. to setting other fields) but
* so far the implementation only covers VLANs. */
static void
-do_normalize_actions(int argc, char *argv[])
+dpctl_normalize_actions(int argc, char *argv[])
{
- struct shash port_names;
+ struct simap port_names;
struct ofpbuf keybuf;
struct flow flow;
struct ofpbuf odp_actions;
ds_init(&s);
- shash_init(&port_names);
+ simap_init(&port_names);
for (i = 3; i < argc; i++) {
char name[16];
int number;
if (sscanf(argv[i], "%15[^=]=%d%n", name, &number, &n) > 0 && n > 0) {
uintptr_t n = number;
- shash_add(&port_names, name, (void *) n);
+ simap_put(&port_names, name, n);
} else {
ovs_fatal(0, "%s: expected NAME=NUMBER", argv[i]);
}
}
static const struct command all_commands[] = {
- { "add-dp", 1, INT_MAX, do_add_dp },
- { "del-dp", 1, 1, do_del_dp },
- { "add-if", 2, INT_MAX, do_add_if },
- { "del-if", 2, INT_MAX, do_del_if },
- { "set-if", 2, INT_MAX, do_set_if },
- { "dump-dps", 0, 0, do_dump_dps },
- { "show", 0, INT_MAX, do_show },
- { "dump-flows", 1, 1, do_dump_flows },
- { "del-flows", 1, 1, do_del_flows },
- { "help", 0, INT_MAX, do_help },
+ { "add-dp", 1, INT_MAX, dpctl_add_dp },
+ { "del-dp", 1, 1, dpctl_del_dp },
+ { "add-if", 2, INT_MAX, dpctl_add_if },
+ { "del-if", 2, INT_MAX, dpctl_del_if },
+ { "set-if", 2, INT_MAX, dpctl_set_if },
+ { "dump-dps", 0, 0, dpctl_dump_dps },
+ { "show", 0, INT_MAX, dpctl_show },
+ { "dump-flows", 0, 1, dpctl_dump_flows },
+ { "del-flows", 0, 1, dpctl_del_flows },
+ { "help", 0, INT_MAX, dpctl_help },
/* Undocumented commands for testing. */
- { "parse-actions", 1, INT_MAX, do_parse_actions },
- { "normalize-actions", 2, INT_MAX, do_normalize_actions },
+ { "parse-actions", 1, INT_MAX, dpctl_parse_actions },
+ { "normalize-actions", 2, INT_MAX, dpctl_normalize_actions },
{ NULL, 0, 0, NULL },
};