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-rw-r--r--src/vnet/devices/af_packet/af_packet.c88
-rw-r--r--src/vnet/dhcp/client.c5
2 files changed, 60 insertions, 33 deletions
diff --git a/src/vnet/devices/af_packet/af_packet.c b/src/vnet/devices/af_packet/af_packet.c
index e58f2782765..871b7bfa427 100644
--- a/src/vnet/devices/af_packet/af_packet.c
+++ b/src/vnet/devices/af_packet/af_packet.c
@@ -128,7 +128,7 @@ create_packet_v2_sock (int host_if_index, tpacket_req_t * rx_req,
tpacket_req_t * tx_req, int *fd, u8 ** ring)
{
af_packet_main_t *apm = &af_packet_main;
- int ret, err;
+ int ret;
struct sockaddr_ll sll;
int ver = TPACKET_V2;
socklen_t req_sz = sizeof (struct tpacket_req);
@@ -137,7 +137,9 @@ create_packet_v2_sock (int host_if_index, tpacket_req_t * rx_req,
if ((*fd = socket (AF_PACKET, SOCK_RAW, htons (ETH_P_ALL))) < 0)
{
- vlib_log_debug (apm->log_class, "Failed to create socket");
+ vlib_log_debug (apm->log_class,
+ "Failed to create AF_PACKET socket: %s (errno %d)",
+ strerror (errno), errno);
ret = VNET_API_ERROR_SYSCALL_ERROR_1;
goto error;
}
@@ -147,45 +149,48 @@ create_packet_v2_sock (int host_if_index, tpacket_req_t * rx_req,
sll.sll_family = PF_PACKET;
sll.sll_protocol = htons (ETH_P_ALL);
sll.sll_ifindex = host_if_index;
- if ((err = bind (*fd, (struct sockaddr *) &sll, sizeof (sll))) < 0)
+ if (bind (*fd, (struct sockaddr *) &sll, sizeof (sll)) < 0)
{
vlib_log_debug (apm->log_class,
- "Failed to bind rx packet socket (error %d)", err);
+ "Failed to bind rx packet socket: %s (errno %d)",
+ strerror (errno), errno);
ret = VNET_API_ERROR_SYSCALL_ERROR_1;
goto error;
}
- if ((err =
- setsockopt (*fd, SOL_PACKET, PACKET_VERSION, &ver, sizeof (ver))) < 0)
+ if (setsockopt (*fd, SOL_PACKET, PACKET_VERSION, &ver, sizeof (ver)) < 0)
{
vlib_log_debug (apm->log_class,
- "Failed to set rx packet interface version");
+ "Failed to set rx packet interface version: %s (errno %d)",
+ strerror (errno), errno);
ret = VNET_API_ERROR_SYSCALL_ERROR_1;
goto error;
}
int opt = 1;
- if ((err =
- setsockopt (*fd, SOL_PACKET, PACKET_LOSS, &opt, sizeof (opt))) < 0)
+ if (setsockopt (*fd, SOL_PACKET, PACKET_LOSS, &opt, sizeof (opt)) < 0)
{
vlib_log_debug (apm->log_class,
- "Failed to set packet tx ring error handling option");
+ "Failed to set packet tx ring error handling option: %s (errno %d)",
+ strerror (errno), errno);
ret = VNET_API_ERROR_SYSCALL_ERROR_1;
goto error;
}
- if ((err =
- setsockopt (*fd, SOL_PACKET, PACKET_RX_RING, rx_req, req_sz)) < 0)
+ if (setsockopt (*fd, SOL_PACKET, PACKET_RX_RING, rx_req, req_sz) < 0)
{
- vlib_log_debug (apm->log_class, "Failed to set packet rx ring options");
+ vlib_log_debug (apm->log_class,
+ "Failed to set packet rx ring options: %s (errno %d)",
+ strerror (errno), errno);
ret = VNET_API_ERROR_SYSCALL_ERROR_1;
goto error;
}
- if ((err =
- setsockopt (*fd, SOL_PACKET, PACKET_TX_RING, tx_req, req_sz)) < 0)
+ if (setsockopt (*fd, SOL_PACKET, PACKET_TX_RING, tx_req, req_sz) < 0)
{
- vlib_log_debug (apm->log_class, "Failed to set packet tx ring options");
+ vlib_log_debug (apm->log_class,
+ "Failed to set packet tx ring options: %s (errno %d)",
+ strerror (errno), errno);
ret = VNET_API_ERROR_SYSCALL_ERROR_1;
goto error;
}
@@ -195,7 +200,8 @@ create_packet_v2_sock (int host_if_index, tpacket_req_t * rx_req,
0);
if (*ring == MAP_FAILED)
{
- vlib_log_debug (apm->log_class, "mmap failure");
+ vlib_log_debug (apm->log_class, "mmap failure: %s (errno %d)",
+ strerror (errno), errno);
ret = VNET_API_ERROR_SYSCALL_ERROR_1;
goto error;
}
@@ -203,8 +209,10 @@ create_packet_v2_sock (int host_if_index, tpacket_req_t * rx_req,
return 0;
error:
if (*fd >= 0)
- close (*fd);
- *fd = -1;
+ {
+ close (*fd);
+ *fd = -1;
+ }
return ret;
}
@@ -227,7 +235,7 @@ af_packet_create_if (vlib_main_t * vm, u8 * host_if_name, u8 * hw_addr_set,
vnet_main_t *vnm = vnet_get_main ();
uword *p;
uword if_index;
- u8 *host_if_name_dup = vec_dup (host_if_name);
+ u8 *host_if_name_dup = 0;
int host_if_index = -1;
p = mhash_get (&apm->if_index_by_host_if_name, host_if_name);
@@ -238,6 +246,8 @@ af_packet_create_if (vlib_main_t * vm, u8 * host_if_name, u8 * hw_addr_set,
return VNET_API_ERROR_IF_ALREADY_EXISTS;
}
+ host_if_name_dup = vec_dup (host_if_name);
+
vec_validate (rx_req, 0);
rx_req->tp_block_size = AF_PACKET_RX_BLOCK_SIZE;
rx_req->tp_frame_size = AF_PACKET_RX_FRAME_SIZE;
@@ -256,39 +266,52 @@ af_packet_create_if (vlib_main_t * vm, u8 * host_if_name, u8 * hw_addr_set,
*/
if ((fd2 = socket (AF_UNIX, SOCK_DGRAM, 0)) < 0)
{
- vlib_log_debug (apm->log_class, "Failed to create socket");
+ vlib_log_debug (apm->log_class,
+ "Failed to create AF_UNIX socket: %s (errno %d)",
+ strerror (errno), errno);
ret = VNET_API_ERROR_SYSCALL_ERROR_1;
goto error;
}
clib_memcpy (ifr.ifr_name, (const char *) host_if_name,
vec_len (host_if_name));
- if ((ret = ioctl (fd2, SIOCGIFINDEX, &ifr)) < 0)
+ if (ioctl (fd2, SIOCGIFINDEX, &ifr) < 0)
{
- vlib_log_debug (apm->log_class, "af_packet_create error: %d", ret);
- close (fd2);
- return VNET_API_ERROR_INVALID_INTERFACE;
+ vlib_log_debug (apm->log_class,
+ "Failed to retrieve the interface (%s) index: %s (errno %d)",
+ host_if_name, strerror (errno), errno);
+ ret = VNET_API_ERROR_INVALID_INTERFACE;
+ goto error;
}
host_if_index = ifr.ifr_ifindex;
- if ((ret = ioctl (fd2, SIOCGIFFLAGS, &ifr)) < 0)
+ if (ioctl (fd2, SIOCGIFFLAGS, &ifr) < 0)
{
- vlib_log_warn (apm->log_class, "af_packet_create error: %d", ret);
+ vlib_log_debug (apm->log_class,
+ "Failed to get the active flag: %s (errno %d)",
+ strerror (errno), errno);
+ ret = VNET_API_ERROR_SYSCALL_ERROR_1;
goto error;
}
if (!(ifr.ifr_flags & IFF_UP))
{
ifr.ifr_flags |= IFF_UP;
- if ((ret = ioctl (fd2, SIOCSIFFLAGS, &ifr)) < 0)
+ if (ioctl (fd2, SIOCSIFFLAGS, &ifr) < 0)
{
- vlib_log_warn (apm->log_class, "af_packet_create error: %d", ret);
+ vlib_log_debug (apm->log_class,
+ "Failed to set the active flag: %s (errno %d)",
+ strerror (errno), errno);
+ ret = VNET_API_ERROR_SYSCALL_ERROR_1;
goto error;
}
}
if (fd2 > -1)
- close (fd2);
+ {
+ close (fd2);
+ fd2 = -1;
+ }
ret = create_packet_v2_sock (host_if_index, rx_req, tx_req, &fd, &ring);
@@ -384,7 +407,10 @@ af_packet_create_if (vlib_main_t * vm, u8 * host_if_name, u8 * hw_addr_set,
error:
if (fd2 > -1)
- close (fd2);
+ {
+ close (fd2);
+ fd2 = -1;
+ }
vec_free (host_if_name_dup);
vec_free (rx_req);
vec_free (tx_req);
diff --git a/src/vnet/dhcp/client.c b/src/vnet/dhcp/client.c
index 1d5352194ba..b89b8f28acc 100644
--- a/src/vnet/dhcp/client.c
+++ b/src/vnet/dhcp/client.c
@@ -830,13 +830,14 @@ format_dhcp_client (u8 * s, va_list * va)
if (c->leased_address.as_u32)
{
- s = format (s, "addr %U/%d gw %U\n",
+ s = format (s, "addr %U/%d gw %U",
format_ip4_address, &c->leased_address,
c->subnet_mask_width, format_ip4_address,
&c->router_address);
vec_foreach (addr, c->domain_server_address)
- s = format (s, "dns %U ", format_ip4_address, addr);
+ s = format (s, " dns %U", format_ip4_address, addr);
+ vec_add1 (s, '\n');
}
else
{