#include "vswitchd/vswitch-idl.h"
#include "xenserver.h"
#include "xtoxll.h"
+#include "sflow_api.h"
#define THIS_MODULE VLM_bridge
#include "vlog.h"
char *name;
/* Selection criteria. */
- struct svec src_ports;
- struct svec dst_ports;
+ struct shash src_ports; /* Name is port name; data is always NULL. */
+ struct shash dst_ports; /* Name is port name; data is always NULL. */
int *vlans;
size_t n_vlans;
/* Maximum number of datapaths. */
enum { DP_MAX = 256 };
-static struct bridge *bridge_create(const char *name);
+static struct bridge *bridge_create(const struct ovsrec_bridge *br_cfg);
static void bridge_destroy(struct bridge *);
static struct bridge *bridge_lookup(const char *name);
static unixctl_cb_func bridge_unixctl_dump_flows;
static void port_update_vlan_compat(struct port *);
static void port_update_bonding(struct port *);
-#if 0
-static void mirror_create(struct bridge *, const char *name);
+static struct mirror *mirror_create(struct bridge *, const char *name);
static void mirror_destroy(struct mirror *);
static void mirror_reconfigure(struct bridge *);
-static void mirror_reconfigure_one(struct mirror *);
+static void mirror_reconfigure_one(struct mirror *, struct ovsrec_mirror *);
static bool vlan_is_mirrored(const struct mirror *, int vlan);
-#else
-static bool vlan_is_mirrored(const struct mirror *m UNUSED, int vlan UNUSED)
-{
- return false;
-}
-#endif
static struct iface *iface_create(struct port *port,
const struct ovsrec_interface *if_cfg);
bridge_init(const struct ovsrec_open_vswitch *cfg)
{
struct svec bridge_names;
- struct svec dpif_names;
+ struct svec dpif_names, dpif_types;
size_t i;
unixctl_command_register("fdb/show", bridge_unixctl_fdb_show, NULL);
svec_sort(&bridge_names);
svec_init(&dpif_names);
- dp_enumerate(&dpif_names);
- for (i = 0; i < dpif_names.n; i++) {
- const char *dpif_name = dpif_names.names[i];
+ svec_init(&dpif_types);
+ dp_enumerate_types(&dpif_types);
+ for (i = 0; i < dpif_types.n; i++) {
struct dpif *dpif;
int retval;
+ size_t j;
- retval = dpif_open(dpif_name, &dpif);
- if (!retval) {
- struct svec all_names;
- size_t j;
+ dp_enumerate_names(dpif_types.names[i], &dpif_names);
- svec_init(&all_names);
- dpif_get_all_names(dpif, &all_names);
- for (j = 0; j < all_names.n; j++) {
- if (svec_contains(&bridge_names, all_names.names[j])) {
- goto found;
+ for (j = 0; j < dpif_names.n; j++) {
+ retval = dpif_open(dpif_names.names[j], dpif_types.names[i], &dpif);
+ if (!retval) {
+ struct svec all_names;
+ size_t k;
+
+ svec_init(&all_names);
+ dpif_get_all_names(dpif, &all_names);
+ for (k = 0; k < all_names.n; k++) {
+ if (svec_contains(&bridge_names, all_names.names[k])) {
+ goto found;
+ }
}
+ dpif_delete(dpif);
+ found:
+ svec_destroy(&all_names);
+ dpif_close(dpif);
}
- dpif_delete(dpif);
- found:
- svec_destroy(&all_names);
- dpif_close(dpif);
}
}
svec_destroy(&dpif_names);
+ svec_destroy(&dpif_types);
unixctl_command_register("bridge/dump-flows", bridge_unixctl_dump_flows,
NULL);
struct shash_node *node;
struct bridge *br, *next;
size_t i;
+ int sflow_bridge_number;
COVERAGE_INC(bridge_reconfigure);
SHASH_FOR_EACH (node, &new_br) {
const char *br_name = node->name;
const struct ovsrec_bridge *br_cfg = node->data;
- if (!shash_find_data(&old_br, br_name)) {
- br = bridge_create(br_name);
- if (br) {
- br->cfg = br_cfg;
+ br = shash_find_data(&old_br, br_name);
+ if (br) {
+ /* If the bridge datapath type has changed, we need to tear it
+ * down and recreate. */
+ if (strcmp(br->cfg->datapath_type, br_cfg->datapath_type)) {
+ bridge_destroy(br);
+ bridge_create(br_cfg);
}
+ } else {
+ bridge_create(br_cfg);
}
}
shash_destroy(&old_br);
shash_destroy(&cur_ifaces);
shash_destroy(&want_ifaces);
}
+ sflow_bridge_number = 0;
LIST_FOR_EACH (br, struct bridge, node, &all_bridges) {
uint8_t ea[8];
uint64_t dpid;
dpif_get_netflow_ids(br->dpif, &opts.engine_type, &opts.engine_id);
if (nf_cfg->engine_type) {
- opts.engine_type = nf_cfg->engine_type;
+ opts.engine_type = *nf_cfg->engine_type;
}
if (nf_cfg->engine_id) {
- opts.engine_id = nf_cfg->engine_id;
+ opts.engine_id = *nf_cfg->engine_id;
}
opts.active_timeout = nf_cfg->active_timeout;
ofproto_set_netflow(br->ofproto, NULL);
}
+ /* Set sFlow configuration on this bridge. */
+ if (br->cfg->sflow) {
+ struct ovsrec_sflow *sflow_cfg = br->cfg->sflow;
+ struct ofproto_sflow_options oso;
+
+ memset(&oso, 0, sizeof oso);
+
+ oso.targets.n = sflow_cfg->n_targets;
+ oso.targets.names = sflow_cfg->targets;
+
+ oso.sampling_rate = SFL_DEFAULT_SAMPLING_RATE;
+ if (sflow_cfg->sampling) {
+ oso.sampling_rate = *sflow_cfg->sampling;
+ }
+
+ oso.polling_interval = SFL_DEFAULT_POLLING_INTERVAL;
+ if (sflow_cfg->polling) {
+ oso.polling_interval = *sflow_cfg->polling;
+ }
+
+ oso.header_len = SFL_DEFAULT_HEADER_SIZE;
+ if (sflow_cfg->header) {
+ oso.header_len = *sflow_cfg->header;
+ }
+
+ oso.sub_id = sflow_bridge_number++;
+ oso.agent_device = sflow_cfg->agent;
+
+#if 0 /* xxx foo */
+ ctrl = bridge_get_controller(ovs_cfg, br);
+ oso.control_ip = ctrl ? ctrl->local_ip : NULL;
+#endif
+ ofproto_set_sflow(br->ofproto, &oso);
+
+ svec_destroy(&oso.targets);
+ } else {
+ ofproto_set_sflow(br->ofproto, NULL);
+ }
+
/* Update the controller and related settings. It would be more
* straightforward to call this from bridge_reconfigure_one(), but we
* can't do it there for two reasons. First, and most importantly, at
\f
/* Bridge reconfiguration functions. */
static struct bridge *
-bridge_create(const char *name)
+bridge_create(const struct ovsrec_bridge *br_cfg)
{
struct bridge *br;
int error;
- assert(!bridge_lookup(name));
+ assert(!bridge_lookup(br_cfg->name));
br = xzalloc(sizeof *br);
- error = dpif_create_and_open(name, &br->dpif);
+ error = dpif_create_and_open(br_cfg->name, br_cfg->datapath_type,
+ &br->dpif);
if (error) {
free(br);
return NULL;
}
dpif_flow_flush(br->dpif);
- error = ofproto_create(name, &bridge_ofhooks, br, &br->ofproto);
+ error = ofproto_create(br_cfg->name, br_cfg->datapath_type, &bridge_ofhooks,
+ br, &br->ofproto);
if (error) {
- VLOG_ERR("failed to create switch %s: %s", name, strerror(error));
+ VLOG_ERR("failed to create switch %s: %s", br_cfg->name,
+ strerror(error));
dpif_delete(br->dpif);
dpif_close(br->dpif);
free(br);
return NULL;
}
- br->name = xstrdup(name);
+ br->name = xstrdup(br_cfg->name);
+ br->cfg = br_cfg;
br->ml = mac_learning_create();
br->sent_config_request = false;
eth_addr_random(br->default_ea);
struct svec listeners, old_listeners;
struct svec snoops, old_snoops;
struct shash_node *node;
- uint64_t mgmt_id;
size_t i;
/* Collect old ports. */
}
}
- dpid_from_string(ovs_cfg->management_id, &mgmt_id);
- ofproto_set_mgmt_id(br->ofproto, mgmt_id);
-
/* Get rid of deleted ports and add new ports. */
SHASH_FOR_EACH (node, &old_ports) {
if (!shash_find(&new_ports, node->name)) {
svec_destroy(&old_snoops);
#endif
-#if 0
mirror_reconfigure(br);
-#endif
}
static void
if (port) {
struct bridge *br = port->bridge;
struct port *del;
+ int i;
proc_net_compat_update_vlan(port->name, NULL, 0);
proc_net_compat_update_bond(port->name, NULL);
-#if 0
for (i = 0; i < MAX_MIRRORS; i++) {
struct mirror *m = br->mirrors[i];
if (m && m->out_port == port) {
mirror_destroy(m);
}
}
-#endif
while (port->n_ifaces > 0) {
iface_destroy(port->ifaces[port->n_ifaces - 1]);
\f
/* Port mirroring. */
-#if 0
static void
-mirror_reconfigure(struct bridge *br UNUSED)
+mirror_reconfigure(struct bridge *br)
{
- struct svec old_mirrors, new_mirrors;
- size_t i, n_rspan_vlans;
+ struct shash old_mirrors, new_mirrors;
+ struct shash_node *node;
unsigned long *rspan_vlans;
+ int i;
- /* Collect old and new mirrors. */
- svec_init(&old_mirrors);
- svec_init(&new_mirrors);
- cfg_get_subsections(&new_mirrors, "mirror.%s", br->name);
+ /* Collect old mirrors. */
+ shash_init(&old_mirrors);
for (i = 0; i < MAX_MIRRORS; i++) {
if (br->mirrors[i]) {
- svec_add(&old_mirrors, br->mirrors[i]->name);
+ shash_add(&old_mirrors, br->mirrors[i]->name, br->mirrors[i]);
}
}
- /* Get rid of deleted mirrors and add new mirrors. */
- svec_sort(&old_mirrors);
- assert(svec_is_unique(&old_mirrors));
- svec_sort(&new_mirrors);
- assert(svec_is_unique(&new_mirrors));
- for (i = 0; i < MAX_MIRRORS; i++) {
- struct mirror *m = br->mirrors[i];
- if (m && !svec_contains(&new_mirrors, m->name)) {
- mirror_destroy(m);
+ /* Collect new mirrors. */
+ shash_init(&new_mirrors);
+ for (i = 0; i < br->cfg->n_mirrors; i++) {
+ struct ovsrec_mirror *cfg = br->cfg->mirrors[i];
+ if (!shash_add_once(&new_mirrors, cfg->name, cfg)) {
+ VLOG_WARN("bridge %s: %s specified twice as mirror",
+ br->name, cfg->name);
}
}
- for (i = 0; i < new_mirrors.n; i++) {
- const char *name = new_mirrors.names[i];
- if (!svec_contains(&old_mirrors, name)) {
- mirror_create(br, name);
+
+ /* Get rid of deleted mirrors and add new mirrors. */
+ SHASH_FOR_EACH (node, &old_mirrors) {
+ if (!shash_find(&new_mirrors, node->name)) {
+ mirror_destroy(node->data);
}
}
- svec_destroy(&old_mirrors);
- svec_destroy(&new_mirrors);
-
- /* Reconfigure all mirrors. */
- for (i = 0; i < MAX_MIRRORS; i++) {
- if (br->mirrors[i]) {
- mirror_reconfigure_one(br->mirrors[i]);
+ SHASH_FOR_EACH (node, &new_mirrors) {
+ struct mirror *mirror = shash_find_data(&old_mirrors, node->name);
+ if (!mirror) {
+ mirror = mirror_create(br, node->name);
+ if (!mirror) {
+ break;
+ }
}
+ mirror_reconfigure_one(mirror, node->data);
}
+ shash_destroy(&old_mirrors);
+ shash_destroy(&new_mirrors);
/* Update port reserved status. */
for (i = 0; i < br->n_ports; i++) {
}
}
- /* Update learning disabled vlans (for RSPAN). */
+ /* Update flooded vlans (for RSPAN). */
rspan_vlans = NULL;
- n_rspan_vlans = cfg_count("vlan.%s.disable-learning", br->name);
- if (n_rspan_vlans) {
+ if (br->cfg->n_flood_vlans) {
rspan_vlans = bitmap_allocate(4096);
- for (i = 0; i < n_rspan_vlans; i++) {
- int vlan = cfg_get_vlan(i, "vlan.%s.disable-learning", br->name);
- if (vlan >= 0) {
+ for (i = 0; i < br->cfg->n_flood_vlans; i++) {
+ int64_t vlan = br->cfg->flood_vlans[i];
+ if (vlan >= 0 && vlan < 4096) {
bitmap_set1(rspan_vlans, vlan);
- VLOG_INFO("bridge %s: disabling learning on vlan %d\n",
+ VLOG_INFO("bridge %s: disabling learning on vlan %"PRId64,
br->name, vlan);
} else {
- VLOG_ERR("bridge %s: invalid value '%s' for learning disabled "
- "VLAN", br->name,
- cfg_get_string(i, "vlan.%s.disable-learning", br->name));
+ VLOG_ERR("bridge %s: invalid value %"PRId64 "for flood VLAN",
+ br->name, vlan);
}
}
}
- if (mac_learning_set_disabled_vlans(br->ml, rspan_vlans)) {
+ if (mac_learning_set_flood_vlans(br->ml, rspan_vlans)) {
bridge_flush(br);
}
}
-static void
+static struct mirror *
mirror_create(struct bridge *br, const char *name)
{
struct mirror *m;
if (i >= MAX_MIRRORS) {
VLOG_WARN("bridge %s: maximum of %d port mirrors reached, "
"cannot create %s", br->name, MAX_MIRRORS, name);
- return;
+ return NULL;
}
if (!br->mirrors[i]) {
break;
m->bridge = br;
m->idx = i;
m->name = xstrdup(name);
- svec_init(&m->src_ports);
- svec_init(&m->dst_ports);
+ shash_init(&m->src_ports);
+ shash_init(&m->dst_ports);
m->vlans = NULL;
m->n_vlans = 0;
m->out_vlan = -1;
m->out_port = NULL;
+
+ return m;
}
static void
br->ports[i]->dst_mirrors &= ~(MIRROR_MASK_C(1) << m->idx);
}
- svec_destroy(&m->src_ports);
- svec_destroy(&m->dst_ports);
+ shash_destroy(&m->src_ports);
+ shash_destroy(&m->dst_ports);
free(m->vlans);
m->bridge->mirrors[m->idx] = NULL;
}
static void
-prune_ports(struct mirror *m, struct svec *ports)
+mirror_collect_ports(struct mirror *m, struct ovsrec_port **ports, int n_ports,
+ struct shash *names)
{
- struct svec tmp;
size_t i;
- svec_sort_unique(ports);
-
- svec_init(&tmp);
- for (i = 0; i < ports->n; i++) {
- const char *name = ports->names[i];
+ for (i = 0; i < n_ports; i++) {
+ const char *name = ports[i]->name;
if (port_lookup(m->bridge, name)) {
- svec_add(&tmp, name);
+ shash_add_once(names, name, NULL);
} else {
- VLOG_WARN("mirror.%s.%s: cannot match on nonexistent port %s",
- m->bridge->name, m->name, name);
+ VLOG_WARN("bridge %s: mirror %s cannot match on nonexistent "
+ "port %s", m->bridge->name, m->name, name);
}
}
- svec_swap(ports, &tmp);
- svec_destroy(&tmp);
}
static size_t
-prune_vlans(struct mirror *m, struct svec *vlan_strings, int **vlans)
+mirror_collect_vlans(struct mirror *m, const struct ovsrec_mirror *cfg,
+ int **vlans)
{
- size_t n_vlans, i;
-
- /* This isn't perfect: it won't combine "0" and "00", and the textual sort
- * order won't give us numeric sort order. But that's good enough for what
- * we need right now. */
- svec_sort_unique(vlan_strings);
+ size_t n_vlans;
+ size_t i;
- *vlans = xmalloc(sizeof *vlans * vlan_strings->n);
+ *vlans = xmalloc(sizeof *vlans * cfg->n_select_vlan);
n_vlans = 0;
- for (i = 0; i < vlan_strings->n; i++) {
- const char *name = vlan_strings->names[i];
- int vlan;
- if (!str_to_int(name, 10, &vlan) || vlan < 0 || vlan > 4095) {
- VLOG_WARN("mirror.%s.%s.select.vlan: ignoring invalid VLAN %s",
- m->bridge->name, m->name, name);
+ for (i = 0; i < cfg->n_select_vlan; i++) {
+ int64_t vlan = cfg->select_vlan[i];
+ if (vlan < 0 || vlan > 4095) {
+ VLOG_WARN("bridge %s: mirror %s selects invalid VLAN %"PRId64,
+ m->bridge->name, m->name, vlan);
} else {
(*vlans)[n_vlans++] = vlan;
}
}
static void
-mirror_reconfigure_one(struct mirror *m UNUSED)
+mirror_reconfigure_one(struct mirror *m, struct ovsrec_mirror *cfg)
{
- char *pfx = xasprintf("mirror.%s.%s", m->bridge->name, m->name);
- struct svec src_ports, dst_ports, ports;
- struct svec vlan_strings;
+ struct shash src_ports, dst_ports;
mirror_mask_t mirror_bit;
- const char *out_port_name;
struct port *out_port;
int out_vlan;
size_t n_vlans;
size_t i;
bool mirror_all_ports;
bool any_ports_specified;
+ bool any_vlans_specified;
/* Get output port. */
- out_port_name = cfg_get_key(0, "mirror.%s.%s.output.port",
- m->bridge->name, m->name);
- if (out_port_name) {
- out_port = port_lookup(m->bridge, out_port_name);
+ if (cfg->output_port) {
+ out_port = port_lookup(m->bridge, cfg->output_port->name);
if (!out_port) {
- VLOG_ERR("%s.output.port: bridge %s does not have a port "
- "named %s", pfx, m->bridge->name, out_port_name);
+ VLOG_ERR("bridge %s: mirror %s outputs to port not on bridge",
+ m->bridge->name, m->name);
mirror_destroy(m);
- free(pfx);
return;
}
out_vlan = -1;
- if (cfg_has("%s.output.vlan", pfx)) {
- VLOG_ERR("%s.output.port and %s.output.vlan both specified; "
- "ignoring %s.output.vlan", pfx, pfx, pfx);
+ if (cfg->output_vlan) {
+ VLOG_ERR("bridge %s: mirror %s specifies both output port and "
+ "output vlan; ignoring output vlan",
+ m->bridge->name, m->name);
}
- } else if (cfg_has("%s.output.vlan", pfx)) {
+ } else if (cfg->output_vlan) {
out_port = NULL;
- out_vlan = cfg_get_vlan(0, "%s.output.vlan", pfx);
+ out_vlan = *cfg->output_vlan;
} else {
- VLOG_ERR("%s: neither %s.output.port nor %s.output.vlan specified, "
- "but exactly one is required; disabling port mirror %s",
- pfx, pfx, pfx, pfx);
+ VLOG_ERR("bridge %s: mirror %s does not specify output; ignoring",
+ m->bridge->name, m->name);
mirror_destroy(m);
- free(pfx);
return;
}
/* Get all the ports, and drop duplicates and ports that don't exist. */
- svec_init(&src_ports);
- svec_init(&dst_ports);
- svec_init(&ports);
- cfg_get_all_keys(&src_ports, "%s.select.src-port", pfx);
- cfg_get_all_keys(&dst_ports, "%s.select.dst-port", pfx);
- cfg_get_all_keys(&ports, "%s.select.port", pfx);
- any_ports_specified = src_ports.n || dst_ports.n || ports.n;
- svec_append(&src_ports, &ports);
- svec_append(&dst_ports, &ports);
- svec_destroy(&ports);
- prune_ports(m, &src_ports);
- prune_ports(m, &dst_ports);
- if (any_ports_specified && !src_ports.n && !dst_ports.n) {
- VLOG_ERR("%s: none of the specified ports exist; "
- "disabling port mirror %s", pfx, pfx);
+ shash_init(&src_ports);
+ shash_init(&dst_ports);
+ mirror_collect_ports(m, cfg->select_src_port, cfg->n_select_src_port,
+ &src_ports);
+ mirror_collect_ports(m, cfg->select_dst_port, cfg->n_select_dst_port,
+ &dst_ports);
+ any_ports_specified = cfg->n_select_dst_port || cfg->n_select_dst_port;
+ if (any_ports_specified
+ && shash_is_empty(&src_ports) && shash_is_empty(&dst_ports)) {
+ VLOG_ERR("bridge %s: disabling mirror %s since none of the specified "
+ "selection ports exists", m->bridge->name, m->name);
mirror_destroy(m);
goto exit;
}
/* Get all the vlans, and drop duplicate and invalid vlans. */
- svec_init(&vlan_strings);
- cfg_get_all_keys(&vlan_strings, "%s.select.vlan", pfx);
- n_vlans = prune_vlans(m, &vlan_strings, &vlans);
- svec_destroy(&vlan_strings);
+ n_vlans = mirror_collect_vlans(m, cfg, &vlans);
+ any_vlans_specified = cfg->n_select_vlan > 0;
+ if (any_vlans_specified && !n_vlans) {
+ VLOG_ERR("bridge %s: disabling mirror %s since none of the specified "
+ "VLANs exists", m->bridge->name, m->name);
+ mirror_destroy(m);
+ goto exit;
+ }
/* Update mirror data. */
- if (!svec_equal(&m->src_ports, &src_ports)
- || !svec_equal(&m->dst_ports, &dst_ports)
+ if (!shash_equal_keys(&m->src_ports, &src_ports)
+ || !shash_equal_keys(&m->dst_ports, &dst_ports)
|| m->n_vlans != n_vlans
|| memcmp(m->vlans, vlans, sizeof *vlans * n_vlans)
|| m->out_port != out_port
|| m->out_vlan != out_vlan) {
bridge_flush(m->bridge);
}
- svec_swap(&m->src_ports, &src_ports);
- svec_swap(&m->dst_ports, &dst_ports);
+ shash_swap(&m->src_ports, &src_ports);
+ shash_swap(&m->dst_ports, &dst_ports);
free(m->vlans);
m->vlans = vlans;
m->n_vlans = n_vlans;
m->out_vlan = out_vlan;
/* If no selection criteria have been given, mirror for all ports. */
- mirror_all_ports = (!m->src_ports.n) && (!m->dst_ports.n) && (!m->n_vlans);
+ mirror_all_ports = !any_ports_specified && !any_vlans_specified;
/* Update ports. */
mirror_bit = MIRROR_MASK_C(1) << m->idx;
struct port *port = m->bridge->ports[i];
if (mirror_all_ports
- || svec_contains(&m->src_ports, port->name)
+ || shash_find(&m->src_ports, port->name)
|| (m->n_vlans
&& (!port->vlan
? port_trunks_any_mirrored_vlan(m, port)
port->src_mirrors &= ~mirror_bit;
}
- if (mirror_all_ports || svec_contains(&m->dst_ports, port->name)) {
+ if (mirror_all_ports || shash_find(&m->dst_ports, port->name)) {
port->dst_mirrors |= mirror_bit;
} else {
port->dst_mirrors &= ~mirror_bit;
/* Clean up. */
exit:
- svec_destroy(&src_ports);
- svec_destroy(&dst_ports);
- free(pfx);
+ shash_destroy(&src_ports);
+ shash_destroy(&dst_ports);
}
-#endif
git://git.onelab.eu / sliver-openvswitch.git / blobdiff