lib/netdev-gre.c \
lib/netdev-linux.c \
lib/netdev-provider.h \
+ lib/netdev-vport.c \
+ lib/netdev-vport.h \
lib/netdev.c \
lib/netdev.h \
lib/odp-util.c \
#include <net/if.h>
#include <sys/ioctl.h>
-#include "list.h"
#include "netdev-provider.h"
+#include "netdev-vport.h"
#include "openflow/openflow.h"
#include "openvswitch/datapath-protocol.h"
#include "openvswitch/gre.h"
#include "packets.h"
-#include "shash.h"
#include "socket-util.h"
#define THIS_MODULE VLM_netdev_gre
struct netdev netdev;
};
-struct netdev_gre_notifier {
- struct netdev_notifier notifier;
- struct list node;
-};
-
-static int ioctl_fd = -1;
-static struct shash netdev_gre_notifiers =
- SHASH_INITIALIZER(&netdev_gre_notifiers);
-
-static void poll_notify(const struct netdev_gre *netdev);
-
static struct netdev_dev_gre *
netdev_dev_gre_cast(const struct netdev_dev *netdev_dev)
{
return CONTAINER_OF(netdev, struct netdev_gre, netdev);
}
-static int
-netdev_gre_init(void)
-{
- static int status = -1;
- if (status < 0) {
- ioctl_fd = open("/dev/net/dp0", O_RDONLY | O_NONBLOCK);
- status = ioctl_fd >= 0 ? 0 : errno;
- if (status) {
- VLOG_ERR("failed to open ioctl fd: %s", strerror(status));
- }
- }
- return status;
-}
-
-static int
-do_ioctl(int cmd, void *arg)
-{
- return ioctl(ioctl_fd, cmd, arg) ? errno : 0;
-}
-
static int
parse_config(const char *name, const struct shash *args,
struct gre_port_config *config)
return err;
}
- err = do_ioctl(ODP_VPORT_ADD, &ova);
+ err = netdev_vport_do_ioctl(ODP_VPORT_ADD, &ova);
if (err == EEXIST) {
VLOG_WARN("%s: destroying existing device", name);
- err = do_ioctl(ODP_VPORT_DEL, ova.devname);
+ err = netdev_vport_do_ioctl(ODP_VPORT_DEL, ova.devname);
if (err) {
return err;
}
- err = do_ioctl(ODP_VPORT_ADD, &ova);
+ err = netdev_vport_do_ioctl(ODP_VPORT_ADD, &ova);
}
if (err) {
return err;
}
- return do_ioctl(ODP_VPORT_MOD, &ovm);
+ return netdev_vport_do_ioctl(ODP_VPORT_MOD, &ovm);
}
static void
{
struct netdev_dev_gre *netdev_dev = netdev_dev_gre_cast(netdev_dev_);
- do_ioctl(ODP_VPORT_DEL, (char *)netdev_dev_get_name(netdev_dev_));
+ netdev_vport_do_ioctl(ODP_VPORT_DEL, (char *)netdev_dev_get_name(netdev_dev_));
free(netdev_dev);
}
free(netdev);
}
-static int
-netdev_gre_set_etheraddr(struct netdev *netdev_,
- const uint8_t mac[ETH_ADDR_LEN])
-{
- struct netdev_gre *netdev = netdev_gre_cast(netdev_);
- struct odp_vport_ether vport_ether;
- int err;
-
- ovs_strlcpy(vport_ether.devname, netdev_get_name(netdev_),
- sizeof vport_ether.devname);
-
- memcpy(vport_ether.ether_addr, mac, ETH_ADDR_LEN);
-
- err = ioctl(ioctl_fd, ODP_VPORT_ETHER_SET, &vport_ether);
- if (err) {
- return err;
- }
-
- poll_notify(netdev);
- return 0;
-}
-
-static int
-netdev_gre_get_etheraddr(const struct netdev *netdev_,
- uint8_t mac[ETH_ADDR_LEN])
-{
- struct odp_vport_ether vport_ether;
- int err;
-
- ovs_strlcpy(vport_ether.devname, netdev_get_name(netdev_),
- sizeof vport_ether.devname);
-
- err = ioctl(ioctl_fd, ODP_VPORT_ETHER_GET, &vport_ether);
- if (err) {
- return err;
- }
-
- memcpy(mac, vport_ether.ether_addr, ETH_ADDR_LEN);
- return 0;
-}
-
-static int
-netdev_gre_get_mtu(const struct netdev *netdev_, int *mtup)
-{
- struct odp_vport_mtu vport_mtu;
- int err;
-
- ovs_strlcpy(vport_mtu.devname, netdev_get_name(netdev_),
- sizeof vport_mtu.devname);
-
- err = ioctl(ioctl_fd, ODP_VPORT_MTU_GET, &vport_mtu);
- if (err) {
- return err;
- }
-
- *mtup = vport_mtu.mtu;
- return 0;
-}
-
-static int
-netdev_gre_get_carrier(const struct netdev *netdev OVS_UNUSED, bool *carrier)
-{
- *carrier = true;
- return 0;
-}
-
-static int
-netdev_gre_get_stats(const struct netdev *netdev_, struct netdev_stats *stats)
-{
- const char *name = netdev_get_name(netdev_);
- struct odp_vport_stats_req ovsr;
- int err;
-
- ovs_strlcpy(ovsr.devname, name, sizeof ovsr.devname);
- err = do_ioctl(ODP_VPORT_STATS_GET, &ovsr);
- if (err) {
- return err;
- }
-
- stats->rx_packets = ovsr.stats.rx_packets;
- stats->tx_packets = ovsr.stats.tx_packets;
- stats->rx_bytes = ovsr.stats.rx_bytes;
- stats->tx_bytes = ovsr.stats.tx_bytes;
- stats->rx_errors = ovsr.stats.rx_errors;
- stats->tx_errors = ovsr.stats.tx_errors;
- stats->rx_dropped = ovsr.stats.rx_dropped;
- stats->tx_dropped = ovsr.stats.tx_dropped;
- stats->multicast = UINT64_MAX;
- stats->collisions = ovsr.stats.collisions;
- stats->rx_length_errors = UINT64_MAX;
- stats->rx_over_errors = ovsr.stats.rx_over_err;
- stats->rx_crc_errors = ovsr.stats.rx_crc_err;
- stats->rx_frame_errors = ovsr.stats.rx_frame_err;
- stats->rx_fifo_errors = UINT64_MAX;
- stats->rx_missed_errors = UINT64_MAX;
- stats->tx_aborted_errors = UINT64_MAX;
- stats->tx_carrier_errors = UINT64_MAX;
- stats->tx_fifo_errors = UINT64_MAX;
- stats->tx_heartbeat_errors = UINT64_MAX;
- stats->tx_window_errors = UINT64_MAX;
-
- return 0;
-}
-
-static int
-netdev_gre_update_flags(struct netdev *netdev OVS_UNUSED,
- enum netdev_flags off, enum netdev_flags on OVS_UNUSED,
- enum netdev_flags *old_flagsp)
-{
- if (off & (NETDEV_UP | NETDEV_PROMISC)) {
- return EOPNOTSUPP;
- }
-
- *old_flagsp = NETDEV_UP | NETDEV_PROMISC;
- return 0;
-}
-
-static int
-netdev_gre_poll_add(struct netdev *netdev, void (*cb)(struct netdev_notifier *),
- void *aux, struct netdev_notifier **notifierp)
-{
- const char *netdev_name = netdev_get_name(netdev);
- struct netdev_gre_notifier *notifier;
- struct list *list;
-
- list = shash_find_data(&netdev_gre_notifiers, netdev_name);
- if (!list) {
- list = xmalloc(sizeof *list);
- list_init(list);
- shash_add(&netdev_gre_notifiers, netdev_name, list);
- }
-
- notifier = xmalloc(sizeof *notifier);
- netdev_notifier_init(¬ifier->notifier, netdev, cb, aux);
- list_push_back(list, ¬ifier->node);
-
- *notifierp = ¬ifier->notifier;
- return 0;
-}
-
-static void
-netdev_gre_poll_remove(struct netdev_notifier *notifier_)
-{
- struct netdev_gre_notifier *notifier =
- CONTAINER_OF(notifier_, struct netdev_gre_notifier, notifier);
- struct list *list;
-
- list = list_remove(¬ifier->node);
- if (list_is_empty(list)) {
- const char *netdev_name = netdev_get_name(notifier_->netdev);
- shash_delete(&netdev_gre_notifiers,
- shash_find(&netdev_gre_notifiers, netdev_name));
- free(list);
- }
- free(notifier);
-}
-
-static void
-poll_notify(const struct netdev_gre *netdev)
-{
- struct list *list = shash_find_data(&netdev_gre_notifiers,
- netdev_get_name(&netdev->netdev));
-
- if (list) {
- struct netdev_gre_notifier *notifier;
-
- LIST_FOR_EACH (notifier, struct netdev_gre_notifier, node, list) {
- struct netdev_notifier *n = ¬ifier->notifier;
- n->cb(n);
- }
- }
-}
-
const struct netdev_class netdev_gre_class = {
"gre",
- netdev_gre_init,
+ NULL, /* init */
NULL, /* run */
NULL, /* wait */
NULL, /* send */
NULL, /* send_wait */
- netdev_gre_set_etheraddr,
- netdev_gre_get_etheraddr,
- netdev_gre_get_mtu,
+ netdev_vport_set_etheraddr,
+ netdev_vport_get_etheraddr,
+ netdev_vport_get_mtu,
NULL, /* get_ifindex */
- netdev_gre_get_carrier,
- netdev_gre_get_stats,
+ netdev_vport_get_carrier,
+ netdev_vport_get_stats,
NULL, /* set_stats */
NULL, /* get_features */
NULL, /* get_next_hop */
NULL, /* arp_lookup */
- netdev_gre_update_flags,
+ netdev_vport_update_flags,
- netdev_gre_poll_add,
- netdev_gre_poll_remove,
+ netdev_vport_poll_add,
+ netdev_vport_poll_remove,
};
--- /dev/null
+/*
+ * Copyright (c) 2010 Nicira Networks.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or apatched to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <config.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+
+#include "list.h"
+#include "netdev-vport.h"
+#include "openvswitch/datapath-protocol.h"
+#include "shash.h"
+#include "socket-util.h"
+
+#define THIS_MODULE VLM_netdev_vport
+#include "vlog.h"
+
+struct netdev_vport_notifier {
+ struct netdev_notifier notifier;
+ struct list list_node;
+ struct shash_node *shash_node;
+};
+
+static struct shash netdev_vport_notifiers =
+ SHASH_INITIALIZER(&netdev_vport_notifiers);
+
+static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(5, 20);
+
+int
+netdev_vport_do_ioctl(int cmd, void *arg)
+{
+ static int ioctl_fd = -1;
+
+ if (ioctl_fd < 0) {
+ ioctl_fd = open("/dev/net/dp0", O_RDONLY | O_NONBLOCK);
+ if (ioctl_fd < 0) {
+ VLOG_ERR_RL(&rl, "failed to open ioctl fd: %s", strerror(errno));
+ return errno;
+ }
+ }
+
+ return ioctl(ioctl_fd, cmd, arg) ? errno : 0;
+}
+
+int
+netdev_vport_set_etheraddr(struct netdev *netdev,
+ const uint8_t mac[ETH_ADDR_LEN])
+{
+ struct odp_vport_ether vport_ether;
+ int err;
+
+ ovs_strlcpy(vport_ether.devname, netdev_get_name(netdev),
+ sizeof vport_ether.devname);
+
+ memcpy(vport_ether.ether_addr, mac, ETH_ADDR_LEN);
+
+ err = netdev_vport_do_ioctl(ODP_VPORT_ETHER_SET, &vport_ether);
+ if (err) {
+ return err;
+ }
+
+ netdev_vport_poll_notify(netdev);
+ return 0;
+}
+
+int
+netdev_vport_get_etheraddr(const struct netdev *netdev,
+ uint8_t mac[ETH_ADDR_LEN])
+{
+ struct odp_vport_ether vport_ether;
+ int err;
+
+ ovs_strlcpy(vport_ether.devname, netdev_get_name(netdev),
+ sizeof vport_ether.devname);
+
+ err = netdev_vport_do_ioctl(ODP_VPORT_ETHER_GET, &vport_ether);
+ if (err) {
+ return err;
+ }
+
+ memcpy(mac, vport_ether.ether_addr, ETH_ADDR_LEN);
+ return 0;
+}
+
+int
+netdev_vport_get_mtu(const struct netdev *netdev, int *mtup)
+{
+ struct odp_vport_mtu vport_mtu;
+ int err;
+
+ ovs_strlcpy(vport_mtu.devname, netdev_get_name(netdev),
+ sizeof vport_mtu.devname);
+
+ err = netdev_vport_do_ioctl(ODP_VPORT_MTU_GET, &vport_mtu);
+ if (err) {
+ return err;
+ }
+
+ *mtup = vport_mtu.mtu;
+ return 0;
+}
+
+int
+netdev_vport_get_carrier(const struct netdev *netdev OVS_UNUSED, bool *carrier)
+{
+ *carrier = true;
+ return 0;
+}
+
+int
+netdev_vport_get_stats(const struct netdev *netdev, struct netdev_stats *stats)
+{
+ const char *name = netdev_get_name(netdev);
+ struct odp_vport_stats_req ovsr;
+ int err;
+
+ ovs_strlcpy(ovsr.devname, name, sizeof ovsr.devname);
+ err = netdev_vport_do_ioctl(ODP_VPORT_STATS_GET, &ovsr);
+ if (err) {
+ return err;
+ }
+
+ stats->rx_packets = ovsr.stats.rx_packets;
+ stats->tx_packets = ovsr.stats.tx_packets;
+ stats->rx_bytes = ovsr.stats.rx_bytes;
+ stats->tx_bytes = ovsr.stats.tx_bytes;
+ stats->rx_errors = ovsr.stats.rx_errors;
+ stats->tx_errors = ovsr.stats.tx_errors;
+ stats->rx_dropped = ovsr.stats.rx_dropped;
+ stats->tx_dropped = ovsr.stats.tx_dropped;
+ stats->multicast = UINT64_MAX;
+ stats->collisions = ovsr.stats.collisions;
+ stats->rx_length_errors = UINT64_MAX;
+ stats->rx_over_errors = ovsr.stats.rx_over_err;
+ stats->rx_crc_errors = ovsr.stats.rx_crc_err;
+ stats->rx_frame_errors = ovsr.stats.rx_frame_err;
+ stats->rx_fifo_errors = UINT64_MAX;
+ stats->rx_missed_errors = UINT64_MAX;
+ stats->tx_aborted_errors = UINT64_MAX;
+ stats->tx_carrier_errors = UINT64_MAX;
+ stats->tx_fifo_errors = UINT64_MAX;
+ stats->tx_heartbeat_errors = UINT64_MAX;
+ stats->tx_window_errors = UINT64_MAX;
+
+ return 0;
+}
+
+int
+netdev_vport_update_flags(struct netdev *netdev OVS_UNUSED,
+ enum netdev_flags off, enum netdev_flags on OVS_UNUSED,
+ enum netdev_flags *old_flagsp)
+{
+ if (off & (NETDEV_UP | NETDEV_PROMISC)) {
+ return EOPNOTSUPP;
+ }
+
+ *old_flagsp = NETDEV_UP | NETDEV_PROMISC;
+ return 0;
+}
+
+static char *
+make_poll_name(const struct netdev *netdev)
+{
+ return xasprintf("%s:%s", netdev_get_type(netdev), netdev_get_name(netdev));
+}
+
+int
+netdev_vport_poll_add(struct netdev *netdev,
+ void (*cb)(struct netdev_notifier *), void *aux,
+ struct netdev_notifier **notifierp)
+{
+ char *poll_name = make_poll_name(netdev);
+ struct netdev_vport_notifier *notifier;
+ struct list *list;
+ struct shash_node *shash_node;
+
+ shash_node = shash_find_data(&netdev_vport_notifiers, poll_name);
+ if (!shash_node) {
+ list = xmalloc(sizeof *list);
+ list_init(list);
+ shash_node = shash_add(&netdev_vport_notifiers,
+ netdev_get_name(netdev), list);
+ } else {
+ list = shash_node->data;
+ }
+
+ notifier = xmalloc(sizeof *notifier);
+ netdev_notifier_init(¬ifier->notifier, netdev, cb, aux);
+ list_push_back(list, ¬ifier->list_node);
+ notifier->shash_node = shash_node;
+
+ *notifierp = ¬ifier->notifier;
+ free(poll_name);
+
+ return 0;
+}
+
+void
+netdev_vport_poll_remove(struct netdev_notifier *notifier_)
+{
+ struct netdev_vport_notifier *notifier =
+ CONTAINER_OF(notifier_, struct netdev_vport_notifier, notifier);
+
+ struct list *list;
+
+ list = list_remove(¬ifier->list_node);
+ if (list_is_empty(list)) {
+ shash_delete(&netdev_vport_notifiers, notifier->shash_node);
+ free(list);
+ }
+
+ free(notifier);
+}
+
+void
+netdev_vport_poll_notify(const struct netdev *netdev)
+{
+ char *poll_name = make_poll_name(netdev);
+ struct list *list = shash_find_data(&netdev_vport_notifiers,
+ poll_name);
+
+ if (list) {
+ struct netdev_vport_notifier *notifier;
+
+ LIST_FOR_EACH (notifier, struct netdev_vport_notifier,
+ list_node, list) {
+ struct netdev_notifier *n = ¬ifier->notifier;
+ n->cb(n);
+ }
+ }
+
+ free(poll_name);
+}
--- /dev/null
+/*
+ * Copyright (c) 2010 Nicira Networks.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef NETDEV_VPORT_H
+#define NETDEV_VPORT_H 1
+
+#include "netdev-provider.h"
+#include "packets.h"
+
+int netdev_vport_do_ioctl(int cmd, void *arg);
+
+int netdev_vport_set_etheraddr(struct netdev *,
+ const uint8_t mac[ETH_ADDR_LEN]);
+int netdev_vport_get_etheraddr(const struct netdev *,
+ uint8_t mac[ETH_ADDR_LEN]);
+int netdev_vport_get_mtu(const struct netdev *, int *mtup);
+int netdev_vport_get_carrier(const struct netdev *, bool *carrier);
+int netdev_vport_get_stats(const struct netdev *, struct netdev_stats *);
+int netdev_vport_update_flags(struct netdev *, enum netdev_flags off,
+ enum netdev_flags on,
+ enum netdev_flags *old_flagsp);
+
+int netdev_vport_poll_add(struct netdev *,
+ void (*cb)(struct netdev_notifier *), void *aux,
+ struct netdev_notifier **);
+void netdev_vport_poll_remove(struct netdev_notifier *);
+void netdev_vport_poll_notify(const struct netdev *);
+
+#endif /* netdev-vport.h */
VLOG_MODULE(netdev)
VLOG_MODULE(netdev_gre)
VLOG_MODULE(netdev_linux)
+VLOG_MODULE(netdev_vport)
VLOG_MODULE(netflow)
VLOG_MODULE(netlink)
VLOG_MODULE(ofctl)
projects / openvswitch / commitdiff