diff options
Diffstat (limited to 'vnet')
| -rw-r--r-- | vnet/vnet/interface.api | 264 | ||||
| -rw-r--r-- | vnet/vnet/interface_api.c | 513 |
2 files changed, 771 insertions, 6 deletions
diff --git a/vnet/vnet/interface.api b/vnet/vnet/interface.api index 77f5cfe3e2a..de8ca68cdd8 100644 --- a/vnet/vnet/interface.api +++ b/vnet/vnet/interface.api @@ -1,5 +1,3 @@ -/* Hey Emacs use -*- mode: C -*- */ - /** \brief Set flags on the interface @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request @@ -53,3 +51,265 @@ define sw_interface_set_mtu_reply i32 retval; }; +/** \brief Register for interface events + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param enable_disable - 1 => register for events, 0 => cancel registration + @param pid - sender's pid +*/ +define want_interface_events +{ + u32 client_index; + u32 context; + u32 enable_disable; + u32 pid; +}; + +/** \brief Reply for interface events registration + @param context - returned sender context, to match reply w/ request + @param retval - return code +*/ +define want_interface_events_reply +{ + u32 context; + i32 retval; +}; + +/** \brief Interface details structure (fix this) + @param sw_if_index - index of the interface + @param sup_sw_if_index - index of parent interface if any, else same as sw_if_index + @param l2_address_length - length of the interface's l2 address + @param pid - the interface's l2 address + @param interface_name - name of the interface + @param link_duplex - 1 if half duplex, 2 if full duplex + @param link_speed - 1 = 10M, 2 = 100M, 4 = 1G, 8 = 10G, 16 = 40G, 32 = 100G + @param link_MTU - max. transmittion unit + @param sub_if_id - A number 0-N to uniquely identify this subif on super if + @param sub_dot1ad - 0 = dot1q, 1=dot1ad + @param sub_number_of_tags - Number of tags (0 - 2) + @param sub_outer_vlan_id + @param sub_inner_vlan_id + @param sub_exact_match + @param sub_default + @param sub_outer_vlan_id_any + @param sub_inner_vlan_id_any + @param vtr_op - vlan tag rewrite operation + @param vtr_push_dot1q + @param vtr_tag1 + @param vtr_tag2 +*/ +define sw_interface_details +{ + u32 context; + u32 sw_if_index; + + /* index of sup interface (e.g. hw interface). + equal to sw_if_index for super hw interface. */ + u32 sup_sw_if_index; + + /* Layer 2 address, if applicable */ + u32 l2_address_length; + u8 l2_address[8]; + + /* Interface name */ + u8 interface_name[64]; + + /* 1 = up, 0 = down */ + u8 admin_up_down; + u8 link_up_down; + + /* 1 = half duplex, 2 = full duplex */ + u8 link_duplex; + + /* 1 = 10M, 2 = 100M, 4 = 1G, 8 = 10G, 16 = 40G, 32 = 100G */ + u8 link_speed; + + /* MTU */ + u16 link_mtu; + + /* Subinterface ID. A number 0-N to uniquely identify this subinterface under the super interface */ + u32 sub_id; + + /* 0 = dot1q, 1=dot1ad */ + u8 sub_dot1ad; + + /* Number of tags 0-2 */ + u8 sub_number_of_tags; + u16 sub_outer_vlan_id; + u16 sub_inner_vlan_id; + u8 sub_exact_match; + u8 sub_default; + u8 sub_outer_vlan_id_any; + u8 sub_inner_vlan_id_any; + + /* vlan tag rewrite state */ + u32 vtr_op; + u32 vtr_push_dot1q; // ethertype of first pushed tag is dot1q/dot1ad + u32 vtr_tag1; // first pushed tag + u32 vtr_tag2; // second pushed tag + u8 tag[64]; +}; + +/* works */ +define sw_interface_dump +{ + u32 client_index; + u32 context; + u8 name_filter_valid; + u8 name_filter[49]; +}; + +/** \brief Set or delete one or all ip addresses on a specified interface + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param sw_if_index - index of the interface to add/del addresses + @param is_add - add address if non-zero, else delete + @param is_ipv6 - if non-zero the address is ipv6, else ipv4 + @param del_all - if non-zero delete all addresses on the interface + @param address_length - address length in bytes, 4 for ip4, 16 for ip6 + @param address - array of address bytes +*/ +define sw_interface_add_del_address +{ + u32 client_index; + u32 context; + u32 sw_if_index; + u8 is_add; + u8 is_ipv6; + u8 del_all; + u8 address_length; + u8 address[16]; +}; + +/** \brief Reply for interface events registration + @param context - returned sender context, to match reply w/ request + @param retval - return code +*/ +define sw_interface_add_del_address_reply +{ + u32 context; + i32 retval; +}; + +/** \brief Associate the specified interface with a fib table + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param sw_if_index - index of the interface + @param is_ipv6 - if non-zero ipv6, else ipv4 + @param vrf_id - fib table/vrd id to associate the interface with +*/ +define sw_interface_set_table +{ + u32 client_index; + u32 context; + u32 sw_if_index; + u8 is_ipv6; + u32 vrf_id; +}; + +/** \brief Reply for interface events registration + @param context - returned sender context, to match reply w/ request + @param retval - return code +*/ +define sw_interface_set_table_reply +{ + u32 context; + i32 retval; +}; + +/** \brief Stats counters structure + @param vnet_counter_type- such as ip4, ip6, punts, etc + @param is_combined - rx & tx total (all types) counts + @param first_sw_if_index - first sw index in block of index, counts + @param count - number of interfaces this stats block includes counters for + @param data - contiguous block of vlib_counter_t structures +*/ +define vnet_interface_counters +{ + /* enums - plural - in vnet/interface.h */ + u8 vnet_counter_type; + u8 is_combined; + u32 first_sw_if_index; + u32 count; + u8 data[count]; +}; + +/** \brief Set unnumbered interface add / del request + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param sw_if_index - interface with an IP address + @param unnumbered_sw_if_index - interface which will use the address + @param is_add - if non-zero set the association, else unset it +*/ +define sw_interface_set_unnumbered +{ + u32 client_index; + u32 context; + u32 sw_if_index; /* use this intfc address */ + u32 unnumbered_sw_if_index; /* on this interface */ + u8 is_add; +}; + +/** \brief Set unnumbered interface add / del response + @param context - sender context, to match reply w/ request + @param retval - return code for the request +*/ +define sw_interface_set_unnumbered_reply +{ + u32 context; + i32 retval; +}; + +/** \brief Clear interface statistics + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param sw_if_index - index of the interface to clear statistics +*/ +define sw_interface_clear_stats +{ + u32 client_index; + u32 context; + u32 sw_if_index; +}; + +/** \brief Reply to sw_interface_clear_stats + @param context - sender context which was passed in the request + @param retval - return code of the set flags request +*/ +define sw_interface_clear_stats_reply +{ + u32 context; + i32 retval; +}; + +/** \brief Set / clear software interface tag + @param client_index - opaque cookie to identify the sender + @param context - sender context, to match reply w/ request + @param sw_if_index - the interface + @param add_del - 1 = add, 0 = delete + @param tag - an ascii tag +*/ +define sw_interface_tag_add_del +{ + u32 client_index; + u32 context; + u8 is_add; + u32 sw_if_index; + u8 tag[64]; +}; + +/** \brief Reply to set / clear software interface tag + @param context - sender context which was passed in the request + @param retval - return code for the request +*/ +define sw_interface_tag_add_del_reply +{ + u32 context; + i32 retval; +}; +/* + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ + diff --git a/vnet/vnet/interface_api.c b/vnet/vnet/interface_api.c index 41fded791d9..70b70fbc477 100644 --- a/vnet/vnet/interface_api.c +++ b/vnet/vnet/interface_api.c @@ -23,7 +23,9 @@ #include <vnet/interface.h> #include <vnet/api_errno.h> #include <vnet/ethernet/ethernet.h> - +#include <vnet/ip/ip.h> +#include <vnet/fib/fib_table.h> +#include <vnet/l2/l2_vtr.h> #include <vnet/vnet_msg_enum.h> #define vl_typedefs /* define message structures */ @@ -42,9 +44,17 @@ #include <vlibapi/api_helper_macros.h> -#define foreach_vpe_api_msg \ -_(SW_INTERFACE_SET_FLAGS, sw_interface_set_flags) \ -_(SW_INTERFACE_SET_MTU, sw_interface_set_mtu) +#define foreach_vpe_api_msg \ +_(SW_INTERFACE_SET_FLAGS, sw_interface_set_flags) \ +_(SW_INTERFACE_SET_MTU, sw_interface_set_mtu) \ +_(WANT_INTERFACE_EVENTS, want_interface_events) \ +_(SW_INTERFACE_DUMP, sw_interface_dump) \ +_(SW_INTERFACE_DETAILS, sw_interface_details) \ +_(SW_INTERFACE_ADD_DEL_ADDRESS, sw_interface_add_del_address) \ +_(SW_INTERFACE_SET_TABLE, sw_interface_set_table) \ +_(SW_INTERFACE_SET_UNNUMBERED, sw_interface_set_unnumbered) \ +_(SW_INTERFACE_CLEAR_STATS, sw_interface_clear_stats) \ +_(SW_INTERFACE_TAG_ADD_DEL, sw_interface_tag_add_del) static void vl_api_sw_interface_set_flags_t_handler (vl_api_sw_interface_set_flags_t * mp) @@ -114,6 +124,499 @@ vl_api_sw_interface_set_mtu_t_handler (vl_api_sw_interface_set_mtu_t * mp) REPLY_MACRO (VL_API_SW_INTERFACE_SET_MTU_REPLY); } +static void +send_sw_interface_details (vpe_api_main_t * am, + unix_shared_memory_queue_t * q, + vnet_sw_interface_t * swif, + u8 * interface_name, u32 context) +{ + vl_api_sw_interface_details_t *mp; + vnet_main_t *vnm = vnet_get_main (); + vnet_hw_interface_t *hi; + u8 *tag; + + hi = vnet_get_sup_hw_interface (am->vnet_main, swif->sw_if_index); + + mp = vl_msg_api_alloc (sizeof (*mp)); + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_DETAILS); + mp->sw_if_index = ntohl (swif->sw_if_index); + mp->sup_sw_if_index = ntohl (swif->sup_sw_if_index); + mp->admin_up_down = (swif->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ? 1 : 0; + mp->link_up_down = (hi->flags & VNET_HW_INTERFACE_FLAG_LINK_UP) ? 1 : 0; + mp->link_duplex = ((hi->flags & VNET_HW_INTERFACE_FLAG_DUPLEX_MASK) >> + VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT); + mp->link_speed = ((hi->flags & VNET_HW_INTERFACE_FLAG_SPEED_MASK) >> + VNET_HW_INTERFACE_FLAG_SPEED_SHIFT); + mp->link_mtu = ntohs (hi->max_packet_bytes); + mp->context = context; + + strncpy ((char *) mp->interface_name, + (char *) interface_name, ARRAY_LEN (mp->interface_name) - 1); + + /* Send the L2 address for ethernet physical intfcs */ + if (swif->sup_sw_if_index == swif->sw_if_index + && hi->hw_class_index == ethernet_hw_interface_class.index) + { + ethernet_main_t *em = ethernet_get_main (am->vlib_main); + ethernet_interface_t *ei; + + ei = pool_elt_at_index (em->interfaces, hi->hw_instance); + ASSERT (sizeof (mp->l2_address) >= sizeof (ei->address)); + clib_memcpy (mp->l2_address, ei->address, sizeof (ei->address)); + mp->l2_address_length = ntohl (sizeof (ei->address)); + } + else if (swif->sup_sw_if_index != swif->sw_if_index) + { + vnet_sub_interface_t *sub = &swif->sub; + mp->sub_id = ntohl (sub->id); + mp->sub_dot1ad = sub->eth.flags.dot1ad; + mp->sub_number_of_tags = + sub->eth.flags.one_tag + sub->eth.flags.two_tags * 2; + mp->sub_outer_vlan_id = ntohs (sub->eth.outer_vlan_id); + mp->sub_inner_vlan_id = ntohs (sub->eth.inner_vlan_id); + mp->sub_exact_match = sub->eth.flags.exact_match; + mp->sub_default = sub->eth.flags.default_sub; + mp->sub_outer_vlan_id_any = sub->eth.flags.outer_vlan_id_any; + mp->sub_inner_vlan_id_any = sub->eth.flags.inner_vlan_id_any; + + /* vlan tag rewrite data */ + u32 vtr_op = L2_VTR_DISABLED; + u32 vtr_push_dot1q = 0, vtr_tag1 = 0, vtr_tag2 = 0; + + if (l2vtr_get (am->vlib_main, am->vnet_main, swif->sw_if_index, + &vtr_op, &vtr_push_dot1q, &vtr_tag1, &vtr_tag2) != 0) + { + // error - default to disabled + mp->vtr_op = ntohl (L2_VTR_DISABLED); + clib_warning ("cannot get vlan tag rewrite for sw_if_index %d", + swif->sw_if_index); + } + else + { + mp->vtr_op = ntohl (vtr_op); + mp->vtr_push_dot1q = ntohl (vtr_push_dot1q); + mp->vtr_tag1 = ntohl (vtr_tag1); + mp->vtr_tag2 = ntohl (vtr_tag2); + } + } + + tag = vnet_get_sw_interface_tag (vnm, swif->sw_if_index); + if (tag) + strncpy ((char *) mp->tag, (char *) tag, ARRAY_LEN (mp->tag) - 1); + + vl_msg_api_send_shmem (q, (u8 *) & mp); +} + +static void +vl_api_sw_interface_dump_t_handler (vl_api_sw_interface_dump_t * mp) +{ + vpe_api_main_t *am = &vpe_api_main; + vnet_sw_interface_t *swif; + vnet_interface_main_t *im = &am->vnet_main->interface_main; + u8 *filter_string = 0, *name_string = 0; + unix_shared_memory_queue_t *q; + char *strcasestr (char *, char *); /* lnx hdr file botch */ + + q = vl_api_client_index_to_input_queue (mp->client_index); + + if (q == 0) + return; + + if (mp->name_filter_valid) + { + mp->name_filter[ARRAY_LEN (mp->name_filter) - 1] = 0; + filter_string = format (0, "%s%c", mp->name_filter, 0); + } + + /* *INDENT-OFF* */ + pool_foreach (swif, im->sw_interfaces, + ({ + name_string = format (name_string, "%U%c", + format_vnet_sw_interface_name, + am->vnet_main, swif, 0); + + if (mp->name_filter_valid == 0 || + strcasestr((char *) name_string, (char *) filter_string)) { + + send_sw_interface_details (am, q, swif, name_string, mp->context); + } + _vec_len (name_string) = 0; + })); + /* *INDENT-ON* */ + + vec_free (name_string); + vec_free (filter_string); +} + +static void + vl_api_sw_interface_add_del_address_t_handler + (vl_api_sw_interface_add_del_address_t * mp) +{ + vlib_main_t *vm = vlib_get_main (); + vl_api_sw_interface_add_del_address_reply_t *rmp; + int rv = 0; + u32 is_del; + + VALIDATE_SW_IF_INDEX (mp); + + is_del = mp->is_add == 0; + + if (mp->del_all) + ip_del_all_interface_addresses (vm, ntohl (mp->sw_if_index)); + else if (mp->is_ipv6) + ip6_add_del_interface_address (vm, ntohl (mp->sw_if_index), + (void *) mp->address, + mp->address_length, is_del); + else + ip4_add_del_interface_address (vm, ntohl (mp->sw_if_index), + (void *) mp->address, + mp->address_length, is_del); + + BAD_SW_IF_INDEX_LABEL; + + REPLY_MACRO (VL_API_SW_INTERFACE_ADD_DEL_ADDRESS_REPLY); +} + +void stats_dslock_with_hint (int hint, int tag) __attribute__ ((weak)); +void +stats_dslock_with_hint (int hint, int tag) +{ +} + +void stats_dsunlock (void) __attribute__ ((weak)); +void +stats_dsunlock (void) +{ +} + +static void +vl_api_sw_interface_set_table_t_handler (vl_api_sw_interface_set_table_t * mp) +{ + int rv = 0; + u32 table_id = ntohl (mp->vrf_id); + u32 sw_if_index = ntohl (mp->sw_if_index); + vl_api_sw_interface_set_table_reply_t *rmp; + u32 fib_index; + + VALIDATE_SW_IF_INDEX (mp); + + stats_dslock_with_hint (1 /* release hint */ , 4 /* tag */ ); + + if (mp->is_ipv6) + { + fib_index = fib_table_find_or_create_and_lock (FIB_PROTOCOL_IP6, + table_id); + + vec_validate (ip6_main.fib_index_by_sw_if_index, sw_if_index); + ip6_main.fib_index_by_sw_if_index[sw_if_index] = fib_index; + } + else + { + + fib_index = fib_table_find_or_create_and_lock (FIB_PROTOCOL_IP4, + table_id); + + vec_validate (ip4_main.fib_index_by_sw_if_index, sw_if_index); + ip4_main.fib_index_by_sw_if_index[sw_if_index] = fib_index; + } + stats_dsunlock (); + + BAD_SW_IF_INDEX_LABEL; + + REPLY_MACRO (VL_API_SW_INTERFACE_SET_TABLE_REPLY); +} + +static void vl_api_sw_interface_set_unnumbered_t_handler + (vl_api_sw_interface_set_unnumbered_t * mp) +{ + vl_api_sw_interface_set_unnumbered_reply_t *rmp; + int rv = 0; + vnet_sw_interface_t *si; + vnet_main_t *vnm = vnet_get_main (); + u32 sw_if_index, unnumbered_sw_if_index; + + sw_if_index = ntohl (mp->sw_if_index); + unnumbered_sw_if_index = ntohl (mp->unnumbered_sw_if_index); + + /* + * The API message field names are backwards from + * the underlying data structure names. + * It's not worth changing them now. + */ + if (pool_is_free_index (vnm->interface_main.sw_interfaces, + unnumbered_sw_if_index)) + { + rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; + goto done; + } + + /* Only check the "use loop0" field when setting the binding */ + if (mp->is_add && + pool_is_free_index (vnm->interface_main.sw_interfaces, sw_if_index)) + { + rv = VNET_API_ERROR_INVALID_SW_IF_INDEX_2; + goto done; + } + + si = vnet_get_sw_interface (vnm, unnumbered_sw_if_index); + + if (mp->is_add) + { + si->flags |= VNET_SW_INTERFACE_FLAG_UNNUMBERED; + si->unnumbered_sw_if_index = sw_if_index; + ip4_sw_interface_enable_disable (unnumbered_sw_if_index, 1); + ip6_sw_interface_enable_disable (unnumbered_sw_if_index, 1); + } + else + { + si->flags &= ~(VNET_SW_INTERFACE_FLAG_UNNUMBERED); + si->unnumbered_sw_if_index = (u32) ~ 0; + ip4_sw_interface_enable_disable (unnumbered_sw_if_index, 0); + ip6_sw_interface_enable_disable (unnumbered_sw_if_index, 0); + } + +done: + REPLY_MACRO (VL_API_SW_INTERFACE_SET_UNNUMBERED_REPLY); +} + +static void +vl_api_sw_interface_clear_stats_t_handler (vl_api_sw_interface_clear_stats_t * + mp) +{ + vl_api_sw_interface_clear_stats_reply_t *rmp; + + vnet_main_t *vnm = vnet_get_main (); + vnet_interface_main_t *im = &vnm->interface_main; + vlib_simple_counter_main_t *sm; + vlib_combined_counter_main_t *cm; + static vnet_main_t **my_vnet_mains; + int i, j, n_counters; + int rv = 0; + + if (mp->sw_if_index != ~0) + VALIDATE_SW_IF_INDEX (mp); + + vec_reset_length (my_vnet_mains); + + for (i = 0; i < vec_len (vnet_mains); i++) + { + if (vnet_mains[i]) + vec_add1 (my_vnet_mains, vnet_mains[i]); + } + + if (vec_len (vnet_mains) == 0) + vec_add1 (my_vnet_mains, vnm); + + n_counters = vec_len (im->combined_sw_if_counters); + + for (j = 0; j < n_counters; j++) + { + for (i = 0; i < vec_len (my_vnet_mains); i++) + { + im = &my_vnet_mains[i]->interface_main; + cm = im->combined_sw_if_counters + j; + if (mp->sw_if_index == (u32) ~ 0) + vlib_clear_combined_counters (cm); + else + vlib_zero_combined_counter (cm, ntohl (mp->sw_if_index)); + } + } + + n_counters = vec_len (im->sw_if_counters); + + for (j = 0; j < n_counters; j++) + { + for (i = 0; i < vec_len (my_vnet_mains); i++) + { + im = &my_vnet_mains[i]->interface_main; + sm = im->sw_if_counters + j; + if (mp->sw_if_index == (u32) ~ 0) + vlib_clear_simple_counters (sm); + else + vlib_zero_simple_counter (sm, ntohl (mp->sw_if_index)); + } + } + + BAD_SW_IF_INDEX_LABEL; + + REPLY_MACRO (VL_API_SW_INTERFACE_CLEAR_STATS_REPLY); +} + +#define API_LINK_STATE_EVENT 1 +#define API_ADMIN_UP_DOWN_EVENT 2 + +static int +event_data_cmp (void *a1, void *a2) +{ + uword *e1 = a1; + uword *e2 = a2; + + return (word) e1[0] - (word) e2[0]; +} + +static void +send_sw_interface_flags (vpe_api_main_t * am, + unix_shared_memory_queue_t * q, + vnet_sw_interface_t * swif) +{ + vl_api_sw_interface_set_flags_t *mp; + vnet_main_t *vnm = am->vnet_main; + + vnet_hw_interface_t *hi = vnet_get_sup_hw_interface (vnm, + swif->sw_if_index); + mp = vl_msg_api_alloc (sizeof (*mp)); + memset (mp, 0, sizeof (*mp)); + mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_SET_FLAGS); + mp->sw_if_index = ntohl (swif->sw_if_index); + + mp->admin_up_down = (swif->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ? 1 : 0; + mp->link_up_down = (hi->flags & VNET_HW_INTERFACE_FLAG_LINK_UP) ? 1 : 0; + vl_msg_api_send_shmem (q, (u8 *) & mp); +} + +static uword +link_state_process (vlib_main_t * vm, + vlib_node_runtime_t * rt, vlib_frame_t * f) +{ + vpe_api_main_t *vam = &vpe_api_main; + vnet_main_t *vnm = vam->vnet_main; + vnet_sw_interface_t *swif; + uword *event_data = 0; + vpe_client_registration_t *reg; + int i; + u32 prev_sw_if_index; + unix_shared_memory_queue_t *q; + + vam->link_state_process_up = 1; + + while (1) + { + vlib_process_wait_for_event (vm); + + /* Unified list of changed link or admin state sw_if_indices */ + vlib_process_get_events_with_type + (vm, &event_data, API_LINK_STATE_EVENT); + vlib_process_get_events_with_type + (vm, &event_data, API_ADMIN_UP_DOWN_EVENT); + + /* Sort, so we can eliminate duplicates */ + vec_sort_with_function (event_data, event_data_cmp); + + prev_sw_if_index = ~0; + + for (i = 0; i < vec_len (event_data); i++) + { + /* Only one message per swif */ + if (prev_sw_if_index == event_data[i]) + continue; + prev_sw_if_index = event_data[i]; + + /* *INDENT-OFF* */ + pool_foreach(reg, vam->interface_events_registrations, + ({ + q = vl_api_client_index_to_input_queue (reg->client_index); + if (q) + { + /* sw_interface may be deleted already */ + if (!pool_is_free_index (vnm->interface_main.sw_interfaces, + event_data[i])) + { + swif = vnet_get_sw_interface (vnm, event_data[i]); + send_sw_interface_flags (vam, q, swif); + } + } + })); + /* *INDENT-ON* */ + } + vec_reset_length (event_data); + } + + return 0; +} + +static clib_error_t *link_up_down_function (vnet_main_t * vm, u32 hw_if_index, + u32 flags); +static clib_error_t *admin_up_down_function (vnet_main_t * vm, + u32 hw_if_index, u32 flags); + +/* *INDENT-OFF* */ +VLIB_REGISTER_NODE (link_state_process_node,static) = { + .function = link_state_process, + .type = VLIB_NODE_TYPE_PROCESS, + .name = "vpe-link-state-process", +}; +/* *INDENT-ON* */ + +VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION (admin_up_down_function); +VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION (link_up_down_function); + +static clib_error_t * +link_up_down_function (vnet_main_t * vm, u32 hw_if_index, u32 flags) +{ + vpe_api_main_t *vam = &vpe_api_main; + vnet_hw_interface_t *hi = vnet_get_hw_interface (vm, hw_if_index); + + if (vam->link_state_process_up) + vlib_process_signal_event (vam->vlib_main, + link_state_process_node.index, + API_LINK_STATE_EVENT, hi->sw_if_index); + return 0; +} + +static clib_error_t * +admin_up_down_function (vnet_main_t * vm, u32 sw_if_index, u32 flags) +{ + vpe_api_main_t *vam = &vpe_api_main; + + /* + * Note: it's perfectly fair to set a subif admin up / admin down. + * Note the subtle distinction between this routine and the previous + * routine. + */ + if (vam->link_state_process_up) + vlib_process_signal_event (vam->vlib_main, + link_state_process_node.index, + API_ADMIN_UP_DOWN_EVENT, sw_if_index); + return 0; +} + +static void vl_api_sw_interface_tag_add_del_t_handler + (vl_api_sw_interface_tag_add_del_t * mp) +{ + vnet_main_t *vnm = vnet_get_main (); + vl_api_sw_interface_tag_add_del_reply_t *rmp; + int rv = 0; + u8 *tag; + u32 sw_if_index = ntohl (mp->sw_if_index); + + VALIDATE_SW_IF_INDEX (mp); + + if (mp->is_add) + { + if (mp->tag[0] == 0) + { + rv = VNET_API_ERROR_INVALID_VALUE; + goto out; + } + + mp->tag[ARRAY_LEN (mp->tag) - 1] = 0; + tag = format (0, "%s%c", mp->tag, 0); + vnet_set_sw_interface_tag (vnm, tag, sw_if_index); + } + else + vnet_clear_sw_interface_tag (vnm, sw_if_index); + + BAD_SW_IF_INDEX_LABEL; +out: + REPLY_MACRO (VL_API_SW_INTERFACE_TAG_ADD_DEL_REPLY); +} + +static void +vl_api_sw_interface_details_t_handler (vl_api_sw_interface_details_t * mp) +{ + clib_warning ("BUG"); +} /* * vpe_api_hookup @@ -134,6 +637,8 @@ setup_message_id_table (api_main_t * am) #undef _ } +pub_sub_handler (interface_events, INTERFACE_EVENTS); + static clib_error_t * interface_api_hookup (vlib_main_t * vm) { |