kfree(session);
}
-static int iscsi_is_session_dev(const struct device *dev)
+int iscsi_is_session_dev(const struct device *dev)
{
return dev->release == iscsi_session_release;
}
+EXPORT_SYMBOL_GPL(iscsi_is_session_dev);
static int iscsi_iter_session_fn(struct device *dev, void *data)
{
}
EXPORT_SYMBOL_GPL(iscsi_conn_login_event);
+void iscsi_post_host_event(uint32_t host_no, struct iscsi_transport *transport,
+ enum iscsi_host_event_code code, uint32_t data_size,
+ uint8_t *data)
+{
+ struct nlmsghdr *nlh;
+ struct sk_buff *skb;
+ struct iscsi_uevent *ev;
+ int len = NLMSG_SPACE(sizeof(*ev) + data_size);
+
+ skb = alloc_skb(len, GFP_KERNEL);
+ if (!skb) {
+ printk(KERN_ERR "gracefully ignored host event (%d):%d OOM\n",
+ host_no, code);
+ return;
+ }
+
+ nlh = __nlmsg_put(skb, 0, 0, 0, (len - sizeof(*nlh)), 0);
+ ev = NLMSG_DATA(nlh);
+ ev->transport_handle = iscsi_handle(transport);
+ ev->type = ISCSI_KEVENT_HOST_EVENT;
+ ev->r.host_event.host_no = host_no;
+ ev->r.host_event.code = code;
+ ev->r.host_event.data_size = data_size;
+
+ if (data_size)
+ memcpy((char *)ev + sizeof(*ev), data, data_size);
+
+ iscsi_multicast_skb(skb, ISCSI_NL_GRP_ISCSID, GFP_KERNEL);
+}
+EXPORT_SYMBOL_GPL(iscsi_post_host_event);
+
+void iscsi_ping_comp_event(uint32_t host_no, struct iscsi_transport *transport,
+ uint32_t status, uint32_t pid, uint32_t data_size,
+ uint8_t *data)
+{
+ struct nlmsghdr *nlh;
+ struct sk_buff *skb;
+ struct iscsi_uevent *ev;
+ int len = NLMSG_SPACE(sizeof(*ev) + data_size);
+
+ skb = alloc_skb(len, GFP_KERNEL);
+ if (!skb) {
+ printk(KERN_ERR "gracefully ignored ping comp: OOM\n");
+ return;
+ }
+
+ nlh = __nlmsg_put(skb, 0, 0, 0, (len - sizeof(*nlh)), 0);
+ ev = NLMSG_DATA(nlh);
+ ev->transport_handle = iscsi_handle(transport);
+ ev->type = ISCSI_KEVENT_PING_COMP;
+ ev->r.ping_comp.host_no = host_no;
+ ev->r.ping_comp.status = status;
+ ev->r.ping_comp.pid = pid;
+ ev->r.ping_comp.data_size = data_size;
+ memcpy((char *)ev + sizeof(*ev), data, data_size);
+
+ iscsi_multicast_skb(skb, ISCSI_NL_GRP_ISCSID, GFP_KERNEL);
+}
+EXPORT_SYMBOL_GPL(iscsi_ping_comp_event);
+
static int
iscsi_if_send_reply(uint32_t group, int seq, int type, int done, int multi,
void *payload, int size)
return err;
}
+static int
+iscsi_send_ping(struct iscsi_transport *transport, struct iscsi_uevent *ev)
+{
+ struct Scsi_Host *shost;
+ struct sockaddr *dst_addr;
+ int err;
+
+ if (!transport->send_ping)
+ return -ENOSYS;
+
+ shost = scsi_host_lookup(ev->u.iscsi_ping.host_no);
+ if (!shost) {
+ printk(KERN_ERR "iscsi_ping could not find host no %u\n",
+ ev->u.iscsi_ping.host_no);
+ return -ENODEV;
+ }
+
+ dst_addr = (struct sockaddr *)((char *)ev + sizeof(*ev));
+ err = transport->send_ping(shost, ev->u.iscsi_ping.iface_num,
+ ev->u.iscsi_ping.iface_type,
+ ev->u.iscsi_ping.payload_size,
+ ev->u.iscsi_ping.pid,
+ dst_addr);
+ scsi_host_put(shost);
+ return err;
+}
+
+static int
+iscsi_get_chap(struct iscsi_transport *transport, struct nlmsghdr *nlh)
+{
+ struct iscsi_uevent *ev = NLMSG_DATA(nlh);
+ struct Scsi_Host *shost = NULL;
+ struct iscsi_chap_rec *chap_rec;
+ struct iscsi_internal *priv;
+ struct sk_buff *skbchap;
+ struct nlmsghdr *nlhchap;
+ struct iscsi_uevent *evchap;
+ uint32_t chap_buf_size;
+ int len, err = 0;
+ char *buf;
+
+ if (!transport->get_chap)
+ return -EINVAL;
+
+ priv = iscsi_if_transport_lookup(transport);
+ if (!priv)
+ return -EINVAL;
+
+ chap_buf_size = (ev->u.get_chap.num_entries * sizeof(*chap_rec));
+ len = NLMSG_SPACE(sizeof(*ev) + chap_buf_size);
+
+ shost = scsi_host_lookup(ev->u.get_chap.host_no);
+ if (!shost) {
+ printk(KERN_ERR "%s: failed. Cound not find host no %u\n",
+ __func__, ev->u.get_chap.host_no);
+ return -ENODEV;
+ }
+
+ do {
+ int actual_size;
+
+ skbchap = alloc_skb(len, GFP_KERNEL);
+ if (!skbchap) {
+ printk(KERN_ERR "can not deliver chap: OOM\n");
+ err = -ENOMEM;
+ goto exit_get_chap;
+ }
+
+ nlhchap = __nlmsg_put(skbchap, 0, 0, 0,
+ (len - sizeof(*nlhchap)), 0);
+ evchap = NLMSG_DATA(nlhchap);
+ memset(evchap, 0, sizeof(*evchap));
+ evchap->transport_handle = iscsi_handle(transport);
+ evchap->type = nlh->nlmsg_type;
+ evchap->u.get_chap.host_no = ev->u.get_chap.host_no;
+ evchap->u.get_chap.chap_tbl_idx = ev->u.get_chap.chap_tbl_idx;
+ evchap->u.get_chap.num_entries = ev->u.get_chap.num_entries;
+ buf = (char *) ((char *)evchap + sizeof(*evchap));
+ memset(buf, 0, chap_buf_size);
+
+ err = transport->get_chap(shost, ev->u.get_chap.chap_tbl_idx,
+ &evchap->u.get_chap.num_entries, buf);
+
+ actual_size = NLMSG_SPACE(sizeof(*ev) + chap_buf_size);
+ skb_trim(skbchap, NLMSG_ALIGN(actual_size));
+ nlhchap->nlmsg_len = actual_size;
+
+ err = iscsi_multicast_skb(skbchap, ISCSI_NL_GRP_ISCSID,
+ GFP_KERNEL);
+ } while (err < 0 && err != -ECONNREFUSED);
+
+exit_get_chap:
+ scsi_host_put(shost);
+ return err;
+}
+
+static int iscsi_delete_chap(struct iscsi_transport *transport,
+ struct iscsi_uevent *ev)
+{
+ struct Scsi_Host *shost;
+ int err = 0;
+
+ if (!transport->delete_chap)
+ return -ENOSYS;
+
+ shost = scsi_host_lookup(ev->u.delete_chap.host_no);
+ if (!shost) {
+ printk(KERN_ERR "%s could not find host no %u\n",
+ __func__, ev->u.delete_chap.host_no);
+ return -ENODEV;
+ }
+
+ err = transport->delete_chap(shost, ev->u.delete_chap.chap_tbl_idx);
+ scsi_host_put(shost);
+ return err;
+}
+
static int
iscsi_if_recv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, uint32_t *group)
{
switch (nlh->nlmsg_type) {
case ISCSI_UEVENT_CREATE_SESSION:
err = iscsi_if_create_session(priv, ep, ev,
- NETLINK_CREDS(skb)->pid,
+ NETLINK_CB(skb).pid,
ev->u.c_session.initial_cmdsn,
ev->u.c_session.cmds_max,
ev->u.c_session.queue_depth);
}
err = iscsi_if_create_session(priv, ep, ev,
- NETLINK_CREDS(skb)->pid,
+ NETLINK_CB(skb).pid,
ev->u.c_bound_session.initial_cmdsn,
ev->u.c_bound_session.cmds_max,
ev->u.c_bound_session.queue_depth);
err = iscsi_set_iface_params(transport, ev,
nlmsg_attrlen(nlh, sizeof(*ev)));
break;
+ case ISCSI_UEVENT_PING:
+ err = iscsi_send_ping(transport, ev);
+ break;
+ case ISCSI_UEVENT_GET_CHAP:
+ err = iscsi_get_chap(transport, nlh);
+ break;
+ case ISCSI_UEVENT_DELETE_CHAP:
+ err = iscsi_delete_chap(transport, ev);
+ break;
default:
err = -ENOSYS;
break;
*/
if (ev->type == ISCSI_UEVENT_GET_STATS && !err)
break;
+ if (ev->type == ISCSI_UEVENT_GET_CHAP && !err)
+ break;
err = iscsi_if_send_reply(group, nlh->nlmsg_seq,
nlh->nlmsg_type, 0, 0, ev, sizeof(*ev));
- } while (err < 0 && err != -ECONNREFUSED);
+ } while (err < 0 && err != -ECONNREFUSED && err != -ESRCH);
skb_pull(skb, rlen);
}
mutex_unlock(&rx_queue_mutex);
iscsi_session_attr(username_in, ISCSI_PARAM_USERNAME_IN, 1);
iscsi_session_attr(password, ISCSI_PARAM_PASSWORD, 1);
iscsi_session_attr(password_in, ISCSI_PARAM_PASSWORD_IN, 1);
+iscsi_session_attr(chap_out_idx, ISCSI_PARAM_CHAP_OUT_IDX, 1);
+iscsi_session_attr(chap_in_idx, ISCSI_PARAM_CHAP_IN_IDX, 1);
iscsi_session_attr(fast_abort, ISCSI_PARAM_FAST_ABORT, 0);
iscsi_session_attr(abort_tmo, ISCSI_PARAM_ABORT_TMO, 0);
iscsi_session_attr(lu_reset_tmo, ISCSI_PARAM_LU_RESET_TMO, 0);
&dev_attr_priv_sess_recovery_tmo.attr,
&dev_attr_priv_sess_state.attr,
&dev_attr_priv_sess_creator.attr,
+ &dev_attr_sess_chap_out_idx.attr,
+ &dev_attr_sess_chap_in_idx.attr,
NULL,
};
param = ISCSI_PARAM_TARGET_NAME;
else if (attr == &dev_attr_sess_tpgt.attr)
param = ISCSI_PARAM_TPGT;
+ else if (attr == &dev_attr_sess_chap_in_idx.attr)
+ param = ISCSI_PARAM_CHAP_IN_IDX;
+ else if (attr == &dev_attr_sess_chap_out_idx.attr)
+ param = ISCSI_PARAM_CHAP_OUT_IDX;
else if (attr == &dev_attr_sess_password.attr)
param = ISCSI_PARAM_USERNAME;
else if (attr == &dev_attr_sess_password_in.attr)
iscsi_host_attr(hwaddress, ISCSI_HOST_PARAM_HWADDRESS);
iscsi_host_attr(ipaddress, ISCSI_HOST_PARAM_IPADDRESS);
iscsi_host_attr(initiatorname, ISCSI_HOST_PARAM_INITIATOR_NAME);
+iscsi_host_attr(port_state, ISCSI_HOST_PARAM_PORT_STATE);
+iscsi_host_attr(port_speed, ISCSI_HOST_PARAM_PORT_SPEED);
static struct attribute *iscsi_host_attrs[] = {
&dev_attr_host_netdev.attr,
&dev_attr_host_hwaddress.attr,
&dev_attr_host_ipaddress.attr,
&dev_attr_host_initiatorname.attr,
+ &dev_attr_host_port_state.attr,
+ &dev_attr_host_port_speed.attr,
NULL,
};
param = ISCSI_HOST_PARAM_IPADDRESS;
else if (attr == &dev_attr_host_initiatorname.attr)
param = ISCSI_HOST_PARAM_INITIATOR_NAME;
+ else if (attr == &dev_attr_host_port_state.attr)
+ param = ISCSI_HOST_PARAM_PORT_STATE;
+ else if (attr == &dev_attr_host_port_speed.attr)
+ param = ISCSI_HOST_PARAM_PORT_SPEED;
else {
WARN_ONCE(1, "Invalid host attr");
return 0;
.is_visible = iscsi_host_attr_is_visible,
};
+/* convert iscsi_port_speed values to ascii string name */
+static const struct {
+ enum iscsi_port_speed value;
+ char *name;
+} iscsi_port_speed_names[] = {
+ {ISCSI_PORT_SPEED_UNKNOWN, "Unknown" },
+ {ISCSI_PORT_SPEED_10MBPS, "10 Mbps" },
+ {ISCSI_PORT_SPEED_100MBPS, "100 Mbps" },
+ {ISCSI_PORT_SPEED_1GBPS, "1 Gbps" },
+ {ISCSI_PORT_SPEED_10GBPS, "10 Gbps" },
+};
+
+char *iscsi_get_port_speed_name(struct Scsi_Host *shost)
+{
+ int i;
+ char *speed = "Unknown!";
+ struct iscsi_cls_host *ihost = shost->shost_data;
+ uint32_t port_speed = ihost->port_speed;
+
+ for (i = 0; i < ARRAY_SIZE(iscsi_port_speed_names); i++) {
+ if (iscsi_port_speed_names[i].value & port_speed) {
+ speed = iscsi_port_speed_names[i].name;
+ break;
+ }
+ }
+ return speed;
+}
+EXPORT_SYMBOL_GPL(iscsi_get_port_speed_name);
+
+/* convert iscsi_port_state values to ascii string name */
+static const struct {
+ enum iscsi_port_state value;
+ char *name;
+} iscsi_port_state_names[] = {
+ {ISCSI_PORT_STATE_DOWN, "LINK DOWN" },
+ {ISCSI_PORT_STATE_UP, "LINK UP" },
+};
+
+char *iscsi_get_port_state_name(struct Scsi_Host *shost)
+{
+ int i;
+ char *state = "Unknown!";
+ struct iscsi_cls_host *ihost = shost->shost_data;
+ uint32_t port_state = ihost->port_state;
+
+ for (i = 0; i < ARRAY_SIZE(iscsi_port_state_names); i++) {
+ if (iscsi_port_state_names[i].value & port_state) {
+ state = iscsi_port_state_names[i].name;
+ break;
+ }
+ }
+ return state;
+}
+EXPORT_SYMBOL_GPL(iscsi_get_port_state_name);
+
static int iscsi_session_match(struct attribute_container *cont,
struct device *dev)
{
projects / karo-tx-linux.git / blobdiff