if (mif == 0)
return;
- DBG ("disconnect %u (%v)", mif->dev_instance, err ? err->what : 0);
+ memif_log_debug (mif, "disconnect %u (%v)", mif->dev_instance,
+ err ? err->what : 0);
if (err)
{
clib_error_t *err;
err = clib_socket_close (mif->sock);
if (err)
- clib_error_report (err);
+ {
+ memif_log_err (mif, "%U", format_clib_error, err);
+ clib_error_free (err);
+ }
clib_mem_free (mif->sock);
}
int rv;
rv = vnet_hw_interface_unassign_rx_thread (vnm, mif->hw_if_index, i);
if (rv)
- DBG ("Warning: unable to unassign interface %d, "
- "queue %d: rc=%d", mif->hw_if_index, i, rv);
+ memif_log_warn (mif,
+ "Unable to unassign interface %d, queue %d: rc=%d",
+ mif->hw_if_index, i, rv);
mq->ring = 0;
}
}
if (mr->is_external)
continue;
if ((rv = munmap (mr->shm, mr->region_size)))
- clib_warning ("munmap failed, rv = %d", rv);
+ memif_log_err (mif, "munmap failed, rv = %d", rv);
if (mr->fd > -1)
close (mr->fd);
}
size = read (uf->file_descriptor, &b, sizeof (b));
if (size < 0)
{
- DBG_UNIX_LOG ("Failed to read from socket");
+ memif_log_debug (mif, "Failed to read form socket");
return 0;
}
clib_file_t template = { 0 };
memif_region_t *mr;
int i;
+ clib_error_t *err = NULL;
- DBG ("connect %u", mif->dev_instance);
+ memif_log_debug (mif, "connect %u", mif->dev_instance);
vec_free (mif->local_disc_string);
vec_free (mif->remote_disc_string);
continue;
if (mr->fd < 0)
- clib_error_return (0, "no memory region fd");
+ {
+ err = clib_error_return (0, "no memory region fd");
+ goto error;
+ }
if ((mr->shm = mmap (NULL, mr->region_size, PROT_READ | PROT_WRITE,
MAP_SHARED, mr->fd, 0)) == MAP_FAILED)
- return clib_error_return_unix (0, "mmap");
+ {
+ err = clib_error_return_unix (0, "mmap");
+ goto error;
+ }
}
/* *INDENT-ON* */
mq->ring = mif->regions[mq->region].shm + mq->offset;
if (mq->ring->cookie != MEMIF_COOKIE)
- return clib_error_return (0, "wrong cookie on tx ring %u", i);
+ {
+ err = clib_error_return (0, "wrong cookie on tx ring %u", i);
+ goto error;
+ }
}
vec_foreach_index (i, mif->rx_queues)
mq->ring = mif->regions[mq->region].shm + mq->offset;
if (mq->ring->cookie != MEMIF_COOKIE)
- return clib_error_return (0, "wrong cookie on tx ring %u", i);
+ {
+ err = clib_error_return (0, "wrong cookie on tx ring %u", i);
+ goto error;
+ }
if (mq->int_fd > -1)
{
rv = vnet_hw_interface_set_rx_mode (vnm, mif->hw_if_index, i,
VNET_HW_INTERFACE_RX_MODE_DEFAULT);
if (rv)
- clib_warning
- ("Warning: unable to set rx mode for interface %d queue %d: "
+ memif_log_err
+ (mif, "Warning: unable to set rx mode for interface %d queue %d: "
"rc=%d", mif->hw_if_index, i, rv);
else
{
vnet_hw_interface_set_flags (vnm, mif->hw_if_index,
VNET_HW_INTERFACE_FLAG_LINK_UP);
return 0;
+
+error:
+ memif_log_err (mif, "%U", format_clib_error, err);
+ return err;
}
static_always_inline memif_ring_t *
err = clib_mem_vm_ext_alloc (&alloc);
if (err)
- return err;
+ goto error;
r->fd = alloc.fd;
r->shm = alloc.addr;
/* *INDENT-OFF* */
vec_foreach (bp, buffer_main.buffer_pools)
{
- vlib_physmem_region_t *pr;
- pr = vlib_physmem_get_region (vm, bp->physmem_region);
+ vlib_physmem_map_t *pm;
+ pm = vlib_physmem_get_map (vm, bp->physmem_map_index);
vec_add2_aligned (mif->regions, r, 1, CLIB_CACHE_LINE_BYTES);
- r->fd = pr->fd;
- r->region_size = pr->size;
- r->shm = pr->mem;
+ r->fd = pm->fd;
+ r->region_size = pm->n_pages << pm->log2_page_size;
+ r->shm = pm->base;
r->is_external = 1;
}
/* *INDENT-ON* */
{
memif_queue_t *mq = vec_elt_at_index (mif->tx_queues, i);
if ((mq->int_fd = eventfd (0, EFD_NONBLOCK)) < 0)
- return clib_error_return_unix (0, "eventfd[tx queue %u]", i);
+ {
+ err = clib_error_return_unix (0, "eventfd[tx queue %u]", i);
+ goto error;
+ }
mq->int_clib_file_index = ~0;
mq->ring = memif_get_ring (mif, MEMIF_RING_S2M, i);
mq->log2_ring_size = mif->cfg.log2_ring_size;
{
memif_queue_t *mq = vec_elt_at_index (mif->rx_queues, i);
if ((mq->int_fd = eventfd (0, EFD_NONBLOCK)) < 0)
- return clib_error_return_unix (0, "eventfd[rx queue %u]", i);
+ {
+ err = clib_error_return_unix (0, "eventfd[rx queue %u]", i);
+ goto error;
+ }
mq->int_clib_file_index = ~0;
mq->ring = memif_get_ring (mif, MEMIF_RING_M2S, i);
mq->log2_ring_size = mif->cfg.log2_ring_size;
/* *INDENT-ON* */
return 0;
+
+error:
+ memif_log_err (mif, "%U", format_clib_error, err);
+ return err;
}
static uword
clib_error_t *err;
sock = clib_mem_alloc (sizeof (clib_socket_t));
- memset (sock, 0, sizeof (clib_socket_t));
+ clib_memset (sock, 0, sizeof (clib_socket_t));
while (1)
{
if (mif->flags & MEMIF_IF_FLAG_IS_SLAVE)
{
- memset (sock, 0, sizeof(clib_socket_t));
+ clib_memset (sock, 0, sizeof(clib_socket_t));
sock->config = (char *) msf->filename;
sock->flags = CLIB_SOCKET_F_IS_CLIENT| CLIB_SOCKET_F_SEQPACKET;
};
/* *INDENT-ON* */
-
static int
memif_add_socket_file (u32 sock_id, u8 * socket_filename)
{
return VNET_API_ERROR_ENTRY_ALREADY_EXISTS;
}
- DBG ("creating socket file (uninitialized) %s", msf->filename);
-
pool_get (mm->socket_files, msf);
- memset (msf, 0, sizeof (memif_socket_file_t));
+ clib_memset (msf, 0, sizeof (memif_socket_file_t));
msf->filename = socket_filename;
msf->socket_id = sock_id;
int
memif_socket_filename_add_del (u8 is_add, u32 sock_id, u8 * sock_filename)
{
- if (sock_id == 0 || sock_id == ~0)
+ char *dir = 0, *tmp;
+ u32 idx = 0;
+
+ /* allow adding socket id 0 */
+ if ((sock_id == 0 && is_add == 0) || sock_id == ~0)
{
return VNET_API_ERROR_INVALID_ARGUMENT;
}
if (sock_filename[0] != '/')
{
clib_error_t *error;
- error = vlib_unix_recursive_mkdir (vlib_unix_get_runtime_dir ());
+
+ /* copy runtime dir path */
+ vec_add (dir, vlib_unix_get_runtime_dir (),
+ strlen (vlib_unix_get_runtime_dir ()));
+ vec_add1 (dir, '/');
+
+ /* if sock_filename contains dirs, add them to path */
+ tmp = strrchr ((char *) sock_filename, '/');
+ if (tmp)
+ {
+ idx = tmp - (char *) sock_filename;
+ vec_add (dir, sock_filename, idx);
+ }
+
+ vec_add1 (dir, '\0');
+ /* create socket dir */
+ error = vlib_unix_recursive_mkdir (dir);
if (error)
{
clib_error_free (error);
else
{
sock_filename = vec_dup (sock_filename);
+
+ /* check if directory exists */
+ tmp = strrchr ((char *) sock_filename, '/');
+ if (tmp)
+ {
+ idx = tmp - (char *) sock_filename;
+ vec_add (dir, sock_filename, idx);
+ vec_add1 (dir, '\0');
+ }
+
+ /* check dir existance and access rights for effective user/group IDs */
+ if ((dir == NULL)
+ ||
+ (faccessat ( /* ignored */ -1, dir, F_OK | R_OK | W_OK, AT_EACCESS)
+ < 0))
+ {
+ vec_free (dir);
+ return VNET_API_ERROR_INVALID_ARGUMENT;
+ }
}
+ vec_free (dir);
return memif_add_socket_file (sock_id, sock_filename);
}
{
err = clib_socket_close (msf->sock);
if (err)
- clib_error_report (err);
+ {
+ memif_log_err (mif, "%U", format_clib_error, err);
+ clib_error_free (err);
+ }
clib_mem_free (msf->sock);
}
}
- memset (mif, 0, sizeof (*mif));
+ clib_memset (mif, 0, sizeof (*mif));
pool_put (mm->interfaces, mif);
if (pool_elts (mm->interfaces) == 0)
{
error = clib_error_return (0, "File exists for %s",
msf->filename);
- clib_error_report (error);
rv = VNET_API_ERROR_VALUE_EXIST;
goto done;
}
msf->dev_instance_by_fd = hash_create (0, sizeof (uword));
msf->is_listener = (args->is_master != 0);
- DBG ("initializing socket file %s", msf->filename);
+ memif_log_debug (0, "initializing socket file %s", msf->filename);
}
if (mm->per_thread_data == 0)
}
pool_get (mm->interfaces, mif);
- memset (mif, 0, sizeof (*mif));
+ clib_memset (mif, 0, sizeof (*mif));
mif->dev_instance = mif - mm->interfaces;
mif->socket_file_index = msf - mm->socket_files;
mif->id = args->id;
if (error)
{
- clib_error_report (error);
ret = VNET_API_ERROR_SYSCALL_ERROR_2;
goto error;
}
ASSERT (msf->sock == 0);
msf->sock = s;
- memset (s, 0, sizeof (clib_socket_t));
+ clib_memset (s, 0, sizeof (clib_socket_t));
s->config = (char *) msf->filename;
s->flags = CLIB_SOCKET_F_IS_SERVER |
CLIB_SOCKET_F_ALLOW_GROUP_WRITE |
if ((error = clib_socket_init (s)))
{
- clib_error_report (error);
ret = VNET_API_ERROR_SYSCALL_ERROR_4;
goto error;
}
mif->hw_if_index = ~0;
}
memif_delete_if (vm, mif);
+ if (error)
+ {
+ memif_log_err (mif, "%U", format_clib_error, error);
+ clib_error_free (error);
+ }
return ret;
done:
return rv;
}
-
static clib_error_t *
memif_init (vlib_main_t * vm)
{
memif_main_t *mm = &memif_main;
- u8 *filename;
- memset (mm, 0, sizeof (memif_main_t));
+ clib_memset (mm, 0, sizeof (memif_main_t));
+
+ mm->log_class = vlib_log_register_class ("memif_plugin", 0);
+ memif_log_debug (0, "initialized");
/* initialize binary API */
memif_plugin_api_hookup (vm);
* for socket-id 0 to MEMIF_DEFAULT_SOCKET_FILENAME in the
* default run-time directory.
*/
- filename = format (0, "%s/%s%c",
- vlib_unix_get_runtime_dir (),
- MEMIF_DEFAULT_SOCKET_FILENAME, 0);
- memif_add_socket_file (0, filename);
+ memif_socket_filename_add_del (1, 0, (u8 *) MEMIF_DEFAULT_SOCKET_FILENAME);
return 0;
}
/* *INDENT-OFF* */
VLIB_PLUGIN_REGISTER () = {
.version = VPP_BUILD_VER,
- .description = "Packet Memory Interface (experimetal)",
+ .description = "Packet Memory Interface (experimental)",
};
/* *INDENT-ON* */