/* * Copyright (c) 2017-2019 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include #include #include #include #include static app_main_t app_main; #define app_interface_check_thread_and_barrier(_fn, _arg) \ if (PREDICT_FALSE (!vlib_thread_is_main_w_barrier ())) \ { \ vlib_rpc_call_main_thread (_fn, (u8 *) _arg, sizeof(*_arg)); \ return 0; \ } static app_listener_t * app_listener_alloc (application_t * app) { app_listener_t *app_listener; pool_get (app->listeners, app_listener); clib_memset (app_listener, 0, sizeof (*app_listener)); app_listener->al_index = app_listener - app->listeners; app_listener->app_index = app->app_index; app_listener->session_index = SESSION_INVALID_INDEX; app_listener->local_index = SESSION_INVALID_INDEX; app_listener->ls_handle = SESSION_INVALID_HANDLE; return app_listener; } app_listener_t * app_listener_get (application_t * app, u32 app_listener_index) { return pool_elt_at_index (app->listeners, app_listener_index); } static void app_listener_free (application_t * app, app_listener_t * app_listener) { clib_bitmap_free (app_listener->workers); if (CLIB_DEBUG) clib_memset (app_listener, 0xfa, sizeof (*app_listener)); pool_put (app->listeners, app_listener); } session_handle_t app_listener_handle (app_listener_t * al) { return al->ls_handle; } app_listener_t * app_listener_get_w_session (session_t * ls) { application_t *app; app = application_get_if_valid (ls->app_index); if (!app) return 0; return app_listener_get (app, ls->al_index); } session_handle_t app_listen_session_handle (session_t * ls) { app_listener_t *al; al = app_listener_get_w_session (ls); if (!al) return listen_session_get_handle (ls); return al->ls_handle; } app_listener_t * app_listener_get_w_handle (session_handle_t handle) { session_t *ls; ls = session_get_from_handle_if_valid (handle); if (!ls) return 0; return app_listener_get_w_session (ls); } app_listener_t * app_listener_lookup (application_t * app, session_endpoint_cfg_t * sep_ext) { u32 table_index, fib_proto; session_endpoint_t *sep; session_handle_t handle; session_t *ls; void *iface_ip; ip46_address_t original_ip; sep = (session_endpoint_t *) sep_ext; if (application_has_local_scope (app) && session_endpoint_is_local (sep)) { table_index = application_local_session_table (app); handle = session_lookup_endpoint_listener (table_index, sep, 1); if (handle != SESSION_INVALID_HANDLE) { ls = listen_session_get_from_handle (handle); return app_listener_get_w_session (ls); } } fib_proto = session_endpoint_fib_proto (sep); table_index = session_lookup_get_index_for_fib (fib_proto, sep->fib_index); handle = session_lookup_endpoint_listener (table_index, sep, 1); if (handle != SESSION_INVALID_HANDLE) { ls = listen_session_get_from_handle (handle); return app_listener_get_w_session ((session_t *) ls); } /* * When binds to "inaddr_any", we add zero address in the local lookup table * and interface address in the global lookup table. If local scope disable, * the latter is the only clue to find the listener. */ if (!application_has_local_scope (app) && ip_is_zero (&sep_ext->ip, sep_ext->is_ip4) && sep_ext->sw_if_index != ENDPOINT_INVALID_INDEX) { if ((iface_ip = ip_interface_get_first_ip (sep_ext->sw_if_index, sep_ext->is_ip4))) { ip_copy (&original_ip, &sep_ext->ip, sep_ext->is_ip4); ip_set (&sep_ext->ip, iface_ip, sep_ext->is_ip4); handle = session_lookup_endpoint_listener (table_index, sep, 1); ip_copy (&sep_ext->ip, &original_ip, sep_ext->is_ip4); if (handle != SESSION_INVALID_HANDLE) { ls = listen_session_get_from_handle (handle); return app_listener_get_w_session ((session_t *) ls); } } } return 0; } int app_listener_alloc_and_init (application_t * app, session_endpoint_cfg_t * sep, app_listener_t ** listener) { app_listener_t *app_listener; transport_connection_t *tc; u32 al_index, table_index; session_handle_t lh; session_type_t st; session_t *ls = 0; int rv; app_listener = app_listener_alloc (app); al_index = app_listener->al_index; st = session_type_from_proto_and_ip (sep->transport_proto, sep->is_ip4); /* * Add session endpoint to local session table. Only binds to "inaddr_any" * (i.e., zero address) are added to local scope table. */ if (application_has_local_scope (app) && session_endpoint_is_local ((session_endpoint_t *) sep)) { session_type_t local_st; local_st = session_type_from_proto_and_ip (TRANSPORT_PROTO_NONE, sep->is_ip4); ls = listen_session_alloc (0, local_st); ls->app_index = app->app_index; ls->app_wrk_index = sep->app_wrk_index; lh = session_handle (ls); if ((rv = session_listen (ls, sep))) { ls = session_get_from_handle (lh); session_free (ls); return rv; } ls = session_get_from_handle (lh); app_listener = app_listener_get (app, al_index); app_listener->local_index = ls->session_index; app_listener->ls_handle = lh; ls->al_index = al_index; table_index = application_local_session_table (app); session_lookup_add_session_endpoint (table_index, (session_endpoint_t *) sep, lh); } if (application_has_global_scope (app)) { /* * Start listening on local endpoint for requested transport and scope. * Creates a stream session with state LISTENING to be used in session * lookups, prior to establishing connection. Requests transport to * build it's own specific listening connection. */ ls = listen_session_alloc (0, st); ls->app_index = app->app_index; ls->app_wrk_index = sep->app_wrk_index; /* Listen pool can be reallocated if the transport is * recursive (tls) */ lh = listen_session_get_handle (ls); if ((rv = session_listen (ls, sep))) { ls = listen_session_get_from_handle (lh); session_free (ls); return rv; } ls = listen_session_get_from_handle (lh); app_listener = app_listener_get (app, al_index); app_listener->session_index = ls->session_index; app_listener->ls_handle = lh; ls->al_index = al_index; /* Add to the global lookup table after transport was initialized. * Lookup table needs to be populated only now because sessions * with cut-through transport are are added to app local tables that * are not related to network fibs, i.e., cannot be added as * connections */ tc = session_get_transport (ls); if (!(tc->flags & TRANSPORT_CONNECTION_F_NO_LOOKUP)) { fib_protocol_t fib_proto; fib_proto = session_endpoint_fib_proto ((session_endpoint_t *) sep); table_index = session_lookup_get_index_for_fib (fib_proto, sep->fib_index); ASSERT (table_index != SESSION_TABLE_INVALID_INDEX); session_lookup_add_session_endpoint (table_index, (session_endpoint_t *) sep, lh); } } if (!ls) { app_listener_free (app, app_listener); return -1; } *listener = app_listener; return 0; } void app_listener_cleanup (app_listener_t * al) { application_t *app = application_get (al->app_index); session_t *ls; if (al->session_index != SESSION_INVALID_INDEX) { ls = session_get (al->session_index, 0); session_stop_listen (ls); listen_session_free (ls); } if (al->local_index != SESSION_INVALID_INDEX) { session_endpoint_t sep = SESSION_ENDPOINT_NULL; u32 table_index; table_index = application_local_session_table (app); ls = listen_session_get (al->local_index); ct_session_endpoint (ls, &sep); session_lookup_del_session_endpoint (table_index, &sep); session_stop_listen (ls); listen_session_free (ls); } app_listener_free (app, al); } static app_worker_t * app_listener_select_worker (application_t * app, app_listener_t * al) { u32 wrk_index; app = application_get (al->app_index); wrk_index = clib_bitmap_next_set (al->workers, al->accept_rotor + 1); if (wrk_index == ~0) wrk_index = clib_bitmap_first_set (al->workers); ASSERT (wrk_index != ~0); al->accept_rotor = wrk_index; return application_get_worker (app, wrk_index); } session_t * app_listener_get_session (app_listener_t * al) { if (al->session_index == SESSION_INVALID_INDEX) return 0; return listen_session_get (al->session_index); } session_t * app_listener_get_local_session (app_listener_t * al) { if (al->local_index == SESSION_INVALID_INDEX) return 0; return listen_session_get (al->local_index); } static app_worker_map_t * app_worker_map_alloc (application_t * app) { app_worker_map_t *map; pool_get (app->worker_maps, map); clib_memset (map, 0, sizeof (*map)); return map; } static u32 app_worker_map_index (application_t * app, app_worker_map_t * map) { return (map - app->worker_maps); } static void app_worker_map_free (application_t * app, app_worker_map_t * map) { pool_put (app->worker_maps, map); } static app_worker_map_t * app_worker_map_get (application_t * app, u32 map_index) { if (pool_is_free_index (app->worker_maps, map_index)) return 0; return pool_elt_at_index (app->worker_maps, map_index); } static const u8 * app_get_name (application_t * app) { return app->name; } u32 application_session_table (application_t * app, u8 fib_proto) { app_namespace_t *app_ns; app_ns = app_namespace_get (app->ns_index); if (!application_has_global_scope (app)) return APP_INVALID_INDEX; if (fib_proto == FIB_PROTOCOL_IP4) return session_lookup_get_index_for_fib (fib_proto, app_ns->ip4_fib_index); else return session_lookup_get_index_for_fib (fib_proto, app_ns->ip6_fib_index); } u32 application_local_session_table (application_t * app) { app_namespace_t *app_ns; if (!application_has_local_scope (app)) return APP_INVALID_INDEX; app_ns = app_namespace_get (app->ns_index); return app_ns->local_table_index; } /** * Returns app name for app-index */ const u8 * application_name_from_index (u32 app_index) { application_t *app = application_get (app_index); if (!app) return 0; return app_get_name (app); } static void application_api_table_add (u32 app_index, u32 api_client_index) { if (api_client_index != APP_INVALID_INDEX) hash_set (app_main.app_by_api_client_index, api_client_index, app_index); } static void application_api_table_del (u32 api_client_index) { hash_unset (app_main.app_by_api_client_index, api_client_index); } static void application_name_table_add (application_t * app) { hash_set_mem (app_main.app_by_name, app->name, app->app_index); } static void application_name_table_del (application_t * app) { hash_unset_mem (app_main.app_by_name, app->name); } application_t * application_lookup (u32 api_client_index) { uword *p; p = hash_get (app_main.app_by_api_client_index, api_client_index); if (p) return application_get_if_valid (p[0]); return 0; } application_t * application_lookup_name (const u8 * name) { uword *p; p = hash_get_mem (app_main.app_by_name, name); if (p) return application_get (p[0]); return 0; } void appsl_pending_rx_mqs_add_tail (appsl_wrk_t *aw, app_rx_mq_elt_t *elt) { app_rx_mq_elt_t *head; if (!aw->pending_rx_mqs) { elt->next = elt->prev = elt; aw->pending_rx_mqs = elt; return; } head = aw->pending_rx_mqs; ASSERT (head != elt); elt->prev = head->prev; elt->next = head; head->prev->next = elt; head->prev = elt; } void appsl_pending_rx_mqs_del (appsl_wrk_t *aw, app_rx_mq_elt_t *elt) { if (elt->next == elt) { elt->next = elt->prev = 0; aw->pending_rx_mqs = 0; return; } if (elt == aw->pending_rx_mqs) aw->pending_rx_mqs = elt->next; elt->next->prev = elt->prev; elt->prev->next = elt->next; elt->next = elt->prev = 0; } vlib_node_registration_t appsl_rx_mqs_input_node; VLIB_NODE_FN (appsl_rx_mqs_input_node) (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame) { u32 thread_index = vm->thread_index, n_msgs = 0; app_rx_mq_elt_t *elt, *next; app_main_t *am = &app_main; session_worker_t *wrk; int __clib_unused rv; appsl_wrk_t *aw; u64 buf; aw = &am->wrk[thread_index]; elt = aw->pending_rx_mqs; if (!elt) return 0; wrk = session_main_get_worker (thread_index); do { if (!(elt->flags & APP_RX_MQ_F_POSTPONED)) rv = read (svm_msg_q_get_eventfd (elt->mq), &buf, sizeof (buf)); n_msgs += session_wrk_handle_mq (wrk, elt->mq); next = elt->next; appsl_pending_rx_mqs_del (aw, elt); if (!svm_msg_q_is_empty (elt->mq)) { elt->flags |= APP_RX_MQ_F_POSTPONED; appsl_pending_rx_mqs_add_tail (aw, elt); } else { elt->flags = 0; } elt = next; } while (aw->pending_rx_mqs && elt != aw->pending_rx_mqs); if (aw->pending_rx_mqs) vlib_node_set_interrupt_pending (vm, appsl_rx_mqs_input_node.index); if (n_msgs && wrk->state == SESSION_WRK_INTERRUPT) vlib_node_set_interrupt_pending (vm, session_queue_node.index); return n_msgs; } VLIB_REGISTER_NODE (appsl_rx_mqs_input_node) = { .name = "appsl-rx-mqs-input", .type = VLIB_NODE_TYPE_INPUT, .state = VLIB_NODE_STATE_DISABLED, }; static clib_error_t * app_rx_mq_fd_read_ready (clib_file_t *cf) { app_rx_mq_handle_t *handle = (app_rx_mq_handle_t *) &cf->private_data; vlib_main_t *vm = vlib_get_main (); app_main_t *am = &app_main; app_rx_mq_elt_t *mqe; application_t *app; appsl_wrk_t *aw; ASSERT (vlib_get_thread_index () == handle->thread_index); app = application_get_if_valid (handle->app_index); if (!app) return 0; mqe = &app->rx_mqs[handle->thread_index]; if ((mqe->flags & APP_RX_MQ_F_PENDING) || svm_msg_q_is_empty (mqe->mq)) return 0; aw = &am->wrk[handle->thread_index]; appsl_pending_rx_mqs_add_tail (aw, mqe); mqe->flags |= APP_RX_MQ_F_PENDING; vlib_node_set_interrupt_pending (vm, appsl_rx_mqs_input_node.index); return 0; } static clib_error_t * app_rx_mq_fd_write_ready (clib_file_t *cf) { clib_warning ("should not be called"); return 0; } static void app_rx_mqs_epoll_add (application_t *app, app_rx_mq_elt_t *mqe) { clib_file_t template = { 0 }; app_rx_mq_handle_t handle; u32 thread_index; int fd; thread_index = mqe - app->rx_mqs; fd = svm_msg_q_get_eventfd (mqe->mq); handle.app_index = app->app_index; handle.thread_index = thread_index; template.read_function = app_rx_mq_fd_read_ready; template.write_function = app_rx_mq_fd_write_ready; template.file_descriptor = fd; template.private_data = handle.as_u64; template.polling_thread_index = thread_index; template.description = format (0, "app-%u-rx-mq-%u", app->app_index, thread_index); mqe->file_index = clib_file_add (&file_main, &template); } static void app_rx_mqs_epoll_del (application_t *app, app_rx_mq_elt_t *mqe) { u32 thread_index = mqe - app->rx_mqs; app_main_t *am = &app_main; ap
# Copyright (c) 2016 Cisco and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""CPU utilities library"""

from resources.libraries.python.ssh import SSH

__all__ = ["CpuUtils"]

class CpuUtils(object):
    """CPU utilities"""

    @staticmethod
    def __str2int(string):
        """Conversion from string to integer, 0 in case of empty string.

        :param string: Input string.
        :type string: str
        :return: Integer converted from string, 0 in case of ValueError.
        :rtype: int
        """
        try:
            return int(string)
        except ValueError:
            return 0

    @staticmethod
    def get_cpu_layout_from_all_nodes(nodes):
        """Retrieve cpu layout from all nodes, assuming all nodes
           are Linux nodes.

        :param nodes: DICT__nodes from Topology.DICT__nodes.
        :type nodes: dict
        """
        ssh = SSH()
        for node in nodes.values():
            ssh.connect(node)
            cmd = "lscpu -p"
            ret, stdout, stderr = ssh.exec_command(cmd)
#           parsing of "lscpu -p" output:
#           # CPU,Core,Socket,Node,,L1d,L1i,L2,L3
#           0,0,0,0,,0,0,0,0
#           1,1,0,0,,1,1,1,0
            if ret != 0:
                raise RuntimeError(
                    "Failed to execute ssh command, ret: {} err: {}".format(
                        ret, stderr))
            node['cpuinfo'] = list()
            for line in stdout.split("\n"):
                if len(line) > 0 and line[0] != "#":
                    node['cpuinfo'].append([CpuUtils.__str2int(x) for x in
                                            line.split(",")])

    @staticmethod
    def cpu_node_count(node):
        """Return count of numa nodes.

        :param node: Targeted node.
        :type node: dict
        :return: Count of numa nodes.
        :rtype: int
        """
        cpuinfo = node.get("cpuinfo")
        if cpuinfo is not None:
            return node["cpuinfo"][-1][3] + 1
        else:
            raise RuntimeError("Node cpuinfo not available.")

    @staticmethod
    def cpu_list_per_node(node, cpu_node):
        """Return node related list of CPU numbers.

        :param node: Node dictionary with cpuinfo.
        :param cpu_node: Numa node number.
        :type node: int
        :type cpu_node: int
        :return: List of cpu numbers related to numa from argument.
        :rtype: list of int
        """
        cpu_node = int(cpu_node)
        cpuinfo = node.get("cpuinfo")
        cpulist = []
        if cpuinfo is not None:
            for cpu in cpuinfo:
                if cpu[3] == cpu_node:
                    cpulist.append(cpu[0])
        else:
            raise RuntimeError("Node cpuinfo not available.")

        return cpulist

    @staticmethod
    def cpu_list_per_node_str(node, cpu_node, skip_cnt=0,
                              cpu_cnt=0, sep=","):
        """Return string of node related list of CPU numbers.

        :param node: Node dictionary with cpuinfo.
        :param cpu_node: Numa node number.
        :param skip_cnt: Skip first "skip_cnt" CPUs.
        :param cpu_cnt: Count of cpus to return, if 0 then return all.
        :param sep: Separator, default: 1,2,3,4,....
        :type node: dict
        :type cpu_node: int
        :type skip_cnt: int
        :type cpu_cnt: int
        :type sep: str
        :return: Cpu numbers related to numa from argument.
        :rtype: str
        """

        cpu_list = CpuUtils.cpu_list_per_node(node, cpu_node)
        cpu_list_len = len(cpu_list)
        cpu_flist = ""
        if cpu_cnt == 0:
            cpu_cnt = cpu_list_len - skip_cnt

        if cpu_cnt + skip_cnt > cpu_list_len:
            raise RuntimeError("cpu_cnt + skip_cnt > length(cpu list).")

        cpu_flist = sep.join(str(a) for a in
                             cpu_list[skip_cnt:skip_cnt+cpu_cnt])

        return cpu_flist
flags; /* TODO decide if we want proxy to be enabled for all workers */ app_wrk = application_get_default_worker (app); if (is_start) { s = app_worker_first_listener (app_wrk, fib_proto, transport_proto); if (!s) { sep.is_ip4 = is_ip4; sep.fib_index = app_namespace_get_fib_index (app_ns, fib_proto); sep.sw_if_index = app_ns->sw_if_index; sep.transport_proto = transport_proto; sep.app_wrk_index = app_wrk->wrk_index; /* only default */ /* force global scope listener */ flags = app->flags; app->flags &= ~APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE; app_listener_alloc_and_init (app, &sep, &al); app->flags = flags; app_worker_start_listen (app_wrk, al); s = listen_session_get (al->session_index); s->flags |= SESSION_F_PROXY; } } else { s = app_worker_proxy_listener (app_wrk, fib_proto, transport_proto); ASSERT (s); } tc = listen_session_get_transport (s); if (!ip_is_zero (&tc->lcl_ip, 1)) { u32 sti; sep.is_ip4 = is_ip4; sep.fib_index = app_namespace_get_fib_index (app_ns, fib_proto); sep.transport_proto = transport_proto; sep.port = 0; sti = session_lookup_get_index_for_fib (fib_proto, sep.fib_index); if (is_start) session_lookup_add_session_endpoint (sti, (session_endpoint_t *) & sep, s->session_index); else session_lookup_del_session_endpoint (sti, (session_endpoint_t *) & sep); } return 0; } static void application_start_stop_proxy_local_scope (application_t * app, u8 transport_proto, u8 is_start) { session_endpoint_t sep = SESSION_ENDPOINT_NULL; app_namespace_t *app_ns; app_ns = app_namespace_get (app->ns_index); sep.is_ip4 = 1; sep.transport_proto = transport_proto; sep.port = 0; if (is_start) { session_lookup_add_session_endpoint (app_ns->local_table_index, &sep, app->app_index); sep.is_ip4 = 0; session_lookup_add_session_endpoint (app_ns->local_table_index, &sep, app->app_index); } else { session_lookup_del_session_endpoint (app_ns->local_table_index, &sep); sep.is_ip4 = 0; session_lookup_del_session_endpoint (app_ns->local_table_index, &sep); } } void application_start_stop_proxy (application_t * app, transport_proto_t transport_proto, u8 is_start) { if (application_has_local_scope (app)) application_start_stop_proxy_local_scope (app, transport_proto, is_start); if (application_has_global_scope (app)) { application_start_stop_proxy_fib_proto (app, FIB_PROTOCOL_IP4, transport_proto, is_start); application_start_stop_proxy_fib_proto (app, FIB_PROTOCOL_IP6, transport_proto, is_start); } } void application_setup_proxy (application_t * app) { u16 transports = app->proxied_transports; transport_proto_t tp; ASSERT (application_is_proxy (app)); /* *INDENT-OFF* */ transport_proto_foreach (tp, ({ if (transports & (1 << tp)) application_start_stop_proxy (app, tp, 1); })); /* *INDENT-ON* */ } void application_remove_proxy (application_t * app) { u16 transports = app->proxied_transports; transport_proto_t tp; ASSERT (application_is_proxy (app)); /* *INDENT-OFF* */ transport_proto_foreach (tp, ({ if (transports & (1 << tp)) application_start_stop_proxy (app, tp, 0); })); /* *INDENT-ON* */ } segment_manager_props_t * application_segment_manager_properties (application_t * app) { return &app->sm_properties; } segment_manager_props_t * application_get_segment_manager_properties (u32 app_index) { application_t *app = application_get (app_index); return &app->sm_properties; } static void application_format_listeners (application_t * app, int verbose) { vlib_main_t *vm = vlib_get_main (); app_worker_map_t *wrk_map; app_worker_t *app_wrk; u32 sm_index; u64 handle; if (!app) { vlib_cli_output (vm, "%U", format_app_worker_listener, 0 /* header */ , 0, 0, verbose); return; } /* *INDENT-OFF* */ pool_foreach (wrk_map, app->worker_maps) { app_wrk = app_worker_get (wrk_map->wrk_index); if (hash_elts (app_wrk->listeners_table) == 0) continue; hash_foreach (handle, sm_index, app_wrk->listeners_table, ({ vlib_cli_output (vm, "%U", format_app_worker_listener, app_wrk, handle, sm_index, verbose); })); } /* *INDENT-ON* */ } static void application_format_connects (application_t * app, int verbose) { app_worker_map_t *wrk_map; app_worker_t *app_wrk; if (!app) { app_worker_format_connects (0, verbose); return; } /* *INDENT-OFF* */ pool_foreach (wrk_map, app->worker_maps) { app_wrk = app_worker_get (wrk_map->wrk_index); app_worker_format_connects (app_wrk, verbose); } /* *INDENT-ON* */ } u8 * format_cert_key_pair (u8 * s, va_list * args) { app_cert_key_pair_t *ckpair = va_arg (*args, app_cert_key_pair_t *); int key_len = 0, cert_len = 0; cert_len = vec_len (ckpair->cert); key_len = vec_len (ckpair->key); if (ckpair->cert_key_index == 0) s = format (s, "DEFAULT (cert:%d, key:%d)", cert_len, key_len); else s = format (s, "%d (cert:%d, key:%d)", ckpair->cert_key_index, cert_len, key_len); return s; } u8 * format_crypto_engine (u8 * s, va_list * args) { u32 engine = va_arg (*args, u32); switch (engine) { case CRYPTO_ENGINE_NONE: return format (s, "none"); case CRYPTO_ENGINE_MBEDTLS: return format (s, "mbedtls"); case CRYPTO_ENGINE_OPENSSL: return format (s, "openssl"); case CRYPTO_ENGINE_PICOTLS: return format (s, "picotls"); case CRYPTO_ENGINE_VPP: return format (s, "vpp"); default: return format (s, "unknown engine"); } return s; } uword unformat_crypto_engine (unformat_input_t * input, va_list * args) { u8 *a = va_arg (*args, u8 *); if (unformat (input, "mbedtls")) *a = CRYPTO_ENGINE_MBEDTLS; else if (unformat (input, "openssl")) *a = CRYPTO_ENGINE_OPENSSL; else if (unformat (input, "picotls")) *a = CRYPTO_ENGINE_PICOTLS; else if (unformat (input, "vpp")) *a = CRYPTO_ENGINE_VPP; else return 0; return 1; } u8 * format_crypto_context (u8 * s, va_list * args) { crypto_context_t *crctx = va_arg (*args, crypto_context_t *); s = format (s, "[0x%x][sub%d,ckpair%x]", crctx->ctx_index, crctx->n_subscribers, crctx->ckpair_index); s = format (s, "[%U]", format_crypto_engine, crctx->crypto_engine); return s; } u8 * format_application (u8 * s, va_list * args) { application_t *app = va_arg (*args, application_t *); CLIB_UNUSED (int verbose) = va_arg (*args, int); segment_manager_props_t *props; const u8 *app_ns_name, *app_name; app_worker_map_t *wrk_map; app_worker_t *app_wrk; if (app == 0) { if (!verbose) s = format (s, "%-10s%-20s%-40s", "Index", "Name", "Namespace"); return s; } app_name = app_get_name (app); app_ns_name = app_namespace_id_from_index (app->ns_index); props = application_segment_manager_properties (app); if (!verbose) { s = format (s, "%-10u%-20v%-40v", app->app_index, app_name, app_ns_name); return s; } s = format (s, "app-name %v app-index %u ns-index %u seg-size %U\n", app_name, app->app_index, app->ns_index, format_memory_size, props->add_segment_size); s = format (s, "rx-fifo-size %U tx-fifo-size %U workers:\n", format_memory_size, props->rx_fifo_size, format_memory_size, props->tx_fifo_size); /* *INDENT-OFF* */ pool_foreach (wrk_map, app->worker_maps) { app_wrk = app_worker_get (wrk_map->wrk_index); s = format (s, "%U", format_app_worker, app_wrk); } /* *INDENT-ON* */ return s; } void application_format_all_listeners (vlib_main_t * vm, int verbose) { application_t *app; if (!pool_elts (app_main.app_pool)) { vlib_cli_output (vm, "No active server bindings"); return; } application_format_listeners (0, verbose); /* *INDENT-OFF* */ pool_foreach (app, app_main.app_pool) { application_format_listeners (app, verbose); } /* *INDENT-ON* */ } void application_format_all_clients (vlib_main_t * vm, int verbose) { application_t *app; if (!pool_elts (app_main.app_pool)) { vlib_cli_output (vm, "No active apps"); return; } application_format_connects (0, verbose); /* *INDENT-OFF* */ pool_foreach (app, app_main.app_pool) { application_format_connects (app, verbose); } /* *INDENT-ON* */ } static clib_error_t * show_certificate_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { app_cert_key_pair_t *ckpair; session_cli_return_if_not_enabled (); /* *INDENT-OFF* */ pool_foreach (ckpair, app_main.cert_key_pair_store) { vlib_cli_output (vm, "%U", format_cert_key_pair, ckpair); } /* *INDENT-ON* */ return 0; } static inline void appliction_format_app_mq (vlib_main_t * vm, application_t * app) { app_worker_map_t *map; app_worker_t *wrk; int i; /* *INDENT-OFF* */ pool_foreach (map, app->worker_maps) { wrk = app_worker_get (map->wrk_index); vlib_cli_output (vm, "[A%d][%d]%U", app->app_index, map->wrk_index, format_svm_msg_q, wrk->event_queue); } /* *INDENT-ON* */ for (i = 0; i < vec_len (app->rx_mqs); i++) vlib_cli_output (vm, "[A%d][R%d]%U", app->app_index, i, format_svm_msg_q, app->rx_mqs[i].mq); } static clib_error_t * appliction_format_all_app_mq (vlib_main_t * vm) { application_t *app; int i, n_threads; n_threads = vlib_get_n_threads (); for (i = 0; i < n_threads; i++) { vlib_cli_output (vm, "[Ctrl%d]%U", i, format_svm_msg_q, session_main_get_vpp_event_queue (i)); } /* *INDENT-OFF* */ pool_foreach (app, app_main.app_pool) { appliction_format_app_mq (vm, app); } /* *INDENT-ON* */ return 0; } static clib_error_t * show_app_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { int do_server = 0, do_client = 0, do_mq = 0; application_t *app; u32 app_index = ~0; int verbose = 0; session_cli_return_if_not_enabled (); while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { if (unformat (input, "server")) do_server = 1; else if (unformat (input, "client")) do_client = 1; else if (unformat (input, "mq")) do_mq = 1; else if (unformat (input, "%u", &app_index)) ; else if (unformat (input, "verbose")) verbose = 1; else return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } if (do_mq && app_index != ~0) { app = application_get_if_valid (app_index); if (!app) return clib_error_return (0, "No app with index %u", app_index); appliction_format_app_mq (vm, app); return 0; } if (do_mq) { appliction_format_all_app_mq (vm); return 0; } if (do_server) { application_format_all_listeners (vm, verbose); return 0; } if (do_client) { application_format_all_clients (vm, verbose); return 0; } if (app_index != ~0) { app = application_get_if_valid (app_index); if (!app) return clib_error_return (0, "No app with index %u", app_index); vlib_cli_output (vm, "%U", format_application, app, /* verbose */ 1); return 0; } /* Print app related info */ if (!do_server && !do_client) { vlib_cli_output (vm, "%U", format_application, 0, 0); /* *INDENT-OFF* */ pool_foreach (app, app_main.app_pool) { vlib_cli_output (vm, "%U", format_application, app, 0); } /* *INDENT-ON* */ } return 0; } /* Certificate store */ static app_cert_key_pair_t * app_cert_key_pair_alloc () { app_cert_key_pair_t *ckpair; pool_get (app_main.cert_key_pair_store, ckpair); clib_memset (ckpair, 0, sizeof (*ckpair)); ckpair->cert_key_index = ckpair - app_main.cert_key_pair_store; return ckpair; } app_cert_key_pair_t * app_cert_key_pair_get_if_valid (u32 index) { if (pool_is_free_index (app_main.cert_key_pair_store, index)) return 0; return app_cert_key_pair_get (index); } app_cert_key_pair_t * app_cert_key_pair_get (u32 index) { return pool_elt_at_index (app_main.cert_key_pair_store, index); } app_cert_key_pair_t * app_cert_key_pair_get_default () { /* To maintain legacy bapi */ return app_cert_key_pair_get (0); } int vnet_app_add_cert_key_pair (vnet_app_add_cert_key_pair_args_t * a) { app_cert_key_pair_t *ckpair = app_cert_key_pair_alloc (); vec_validate (ckpair->cert, a->cert_len - 1); clib_memcpy_fast (ckpair->cert, a->cert, a->cert_len); vec_validate (ckpair->key, a->key_len - 1); clib_memcpy_fast (ckpair->key, a->key, a->key_len); a->index = ckpair->cert_key_index; return 0; } int vnet_app_add_cert_key_interest (u32 index, u32 app_index) { app_cert_key_pair_t *ckpair; if (!(ckpair = app_cert_key_pair_get_if_valid (index))) return -1; if (vec_search (ckpair->app_interests, app_index) != ~0) vec_add1 (ckpair->app_interests, app_index); return 0; } int vnet_app_del_cert_key_pair (u32 index) { app_cert_key_pair_t *ckpair; application_t *app; u32 *app_index; if (!(ckpair = app_cert_key_pair_get_if_valid (index))) return (VNET_API_ERROR_INVALID_VALUE); vec_foreach (app_index, ckpair->app_interests) { if ((app = application_get_if_valid (*app_index)) && app->cb_fns.app_cert_key_pair_delete_callback) app->cb_fns.app_cert_key_pair_delete_callback (ckpair); } vec_free (ckpair->cert); vec_free (ckpair->key); pool_put (app_main.cert_key_pair_store, ckpair); return 0; } clib_error_t * application_init (vlib_main_t * vm) { app_main_t *am = &app_main; u32 n_workers; n_workers = vlib_num_workers (); /* Index 0 was originally used by legacy apis, maintain as invalid */ (void) app_cert_key_pair_alloc (); am->last_crypto_engine = CRYPTO_ENGINE_LAST; am->app_by_name = hash_create_vec (0, sizeof (u8), sizeof (uword)); vec_validate (am->wrk, n_workers); return 0; } /* *INDENT-OFF* */ VLIB_INIT_FUNCTION (application_init); VLIB_CLI_COMMAND (show_app_command, static) = { .path = "show app", .short_help = "show app [app_id] [server|client] [mq] [verbose]", .function = show_app_command_fn, }; VLIB_CLI_COMMAND (show_certificate_command, static) = { .path = "show app certificate", .short_help = "list app certs and keys present in store", .function = show_certificate_command_fn, }; /* *INDENT-ON* */ crypto_engine_type_t app_crypto_engine_type_add (void) { return (++app_main.last_crypto_engine); } u8 app_crypto_engine_n_types (void) { return (app_main.last_crypto_engine + 1); } /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */