@@ -4,12 +4,14 @@
* Authors: Leon Romanovsky <leonro@mellanox.com>
*/
+#include <fcntl.h>
#include "rdma.h"
static int dev_help(struct rd *rd)
{
pr_out("Usage: %s dev show [DEV]\n", rd->filename);
pr_out(" %s dev set [DEV] name DEVNAME\n", rd->filename);
+ pr_out(" %s dev set [DEV] netns NSNAME\n", rd->filename);
return 0;
}
@@ -272,11 +274,46 @@ static int dev_set_name(struct rd *rd)
return rd_sendrecv_msg(rd, seq);
}
+static int dev_set_netns(struct rd *rd)
+{
+ char *netns_path;
+ uint32_t seq;
+ int netns;
+ int ret;
+
+ if (rd_no_arg(rd)) {
+ pr_err("Please provide device name.\n");
+ return -EINVAL;
+ }
+
+ if (asprintf(&netns_path, "%s/%s", NETNS_RUN_DIR, rd_argv(rd)) < 0)
+ return -ENOMEM;
+
+ netns = open(netns_path, O_RDONLY | O_CLOEXEC);
+ if (netns < 0) {
+ fprintf(stderr, "Cannot open network namespace \"%s\": %s\n",
+ rd_argv(rd), strerror(errno));
+ ret = -EINVAL;
+ goto done;
+ }
+
+ rd_prepare_msg(rd, RDMA_NLDEV_CMD_SET,
+ &seq, (NLM_F_REQUEST | NLM_F_ACK));
+ mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_DEV_INDEX, rd->dev_idx);
+ mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_NET_NS_FD, netns);
+ ret = rd_sendrecv_msg(rd, seq);
+ close(netns);
+done:
+ free(netns_path);
+ return ret;
+}
+
static int dev_one_set(struct rd *rd)
{
const struct rd_cmd cmds[] = {
{ NULL, dev_help},
{ "name", dev_set_name},
+ { "netns", dev_set_netns},
{ 0 }
};