/* * Copyright (c) 2015 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 <unistd.h> #include <fcntl.h> #include <vnet/vnet.h> #include <vppinfra/vec.h> #include <vppinfra/error.h> #include <vppinfra/format.h> #include <vppinfra/xxhash.h> #include <vppinfra/linux/sysfs.c> #include <vnet/ethernet/ethernet.h> #include <dpdk/device/dpdk.h> #include <vnet/classify/vnet_classify.h> #include <vnet/mpls/packet.h> #include <dpdk/device/dpdk_priv.h> /** * @file * @brief CLI for DPDK Abstraction Layer and pcap Tx Trace. * * This file contains the source code for CLI for DPDK * Abstraction Layer and pcap Tx Trace. */ static clib_error_t * get_hqos (u32 hw_if_index, u32 subport_id, dpdk_device_t ** xd, dpdk_device_config_t ** devconf) { dpdk_main_t *dm = &dpdk_main; vnet_hw_interface_t *hw; struct rte_eth_dev_info dev_info; uword *p = 0; clib_error_t *error = NULL; if (hw_if_index == (u32) ~ 0) { error = clib_error_return (0, "please specify valid interface name"); goto done; } if (subport_id != 0) { error = clib_error_return (0, "Invalid subport"); goto done; } hw = vnet_get_hw_interface (dm->vnet_main, hw_if_index); *xd = vec_elt_at_index (dm->devices, hw->dev_instance); rte_eth_dev_info_get ((*xd)->port_id, &dev_info); if (dev_info.pci_dev) { /* bonded interface has no pci info */ vlib_pci_addr_t pci_addr; pci_addr.domain = dev_info.pci_dev->addr.domain; pci_addr.bus = dev_info.pci_dev->addr.bus; pci_addr.slot = dev_info.pci_dev->addr.devid; pci_addr.function = dev_info.pci_dev->addr.function; p = hash_get (dm->conf->device_config_index_by_pci_addr, pci_addr.as_u32); } if (p) (*devconf) = pool_elt_at_index (dm->conf->dev_confs, p[0]); else (*devconf) = &dm->conf->default_devconf; done: return error; } static inline clib_error_t * pcap_trace_command_internal (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd, int rx_tx) { #define PCAP_DEF_PKT_TO_CAPTURE (100) unformat_input_t _line_input, *line_input = &_line_input; dpdk_main_t *dm = &dpdk_main; u8 *filename; u8 *chroot_filename = 0; u32 max = 0; int enabled = 0; int errorFlag = 0; clib_error_t *error = 0; /* Get a line of input. */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "on")) { if (dm->pcap[rx_tx].pcap_enable == 0) { enabled = 1; } else { vlib_cli_output (vm, "pcap tx capture already on..."); errorFlag = 1; break; } } else if (unformat (line_input, "off")) { if (dm->pcap[rx_tx].pcap_enable) { vlib_cli_output (vm, "captured %d pkts...", dm->pcap[rx_tx].pcap_main.n_packets_captured); if (dm->pcap[rx_tx].pcap_main.n_packets_captured) { dm->pcap[rx_tx].pcap_main.n_packets_to_capture = dm->pcap[rx_tx].pcap_main.n_packets_captured; error = pcap_write (&dm->pcap[rx_tx].pcap_main); if (error) clib_error_report (error); else vlib_cli_output (vm, "saved to %s...", dm->pcap[rx_tx].pcap_filename); } dm->pcap[rx_tx].pcap_enable = 0; } else { vlib_cli_output (vm, "pcap tx capture already off..."); errorFlag = 1; break; } } else if (unformat (line_input, "max %d", &max)) { if (dm->pcap[rx_tx].pcap_enable) { vlib_cli_output (vm, "can't change max value while pcap tx capture active..."); errorFlag = 1; break; } dm->pcap[rx_tx].pcap_main.n_packets_to_capture = max; } else if (unformat (line_input, "intfc %U", unformat_vnet_sw_interface, dm->vnet_main, &dm->pcap[rx_tx].pcap_sw_if_index)) ; else if (unformat (line_input, "intfc any")) { dm->pcap[rx_tx].pcap_sw_if_index = 0; } else if (unformat (line_input, "file %s", &filename)) { if (dm->pcap[rx_tx].pcap_enable) { vlib_cli_output (vm, "can't change file while pcap tx capture active..."); errorFlag = 1; break; } /* Brain-police user path input */ if (strstr ((char *) filename, "..") || index ((char *) filename, '/')) { vlib_cli_output (vm, "illegal characters in filename '%s'", filename); vlib_cli_output (vm, "Hint: .. and / are not allowed."); vec_free (filename); errorFlag = 1; break; } chroot_filename = format (0, "/tmp/%s%c", filename, 0); vec_free (filename); } else if (unformat (line_input, "status")) { if (dm->pcap[rx_tx].pcap_sw_if_index == 0) { vlib_cli_output (vm, "max is %d for any interface to file %s", dm->pcap_pkts_to_capture ? dm->pcap[rx_tx].pcap_pkts_to_capture : PCAP_DEF_PKT_TO_CAPTURE, dm->pcap_filename ? dm->pcap[rx_tx].pcap_filename : (u8 *) "/tmp/vpe.pcap"); } else { vlib_cli_output (vm, "max is %d for interface %U to file %s", dm->pcap[rx_tx].pcap_pkts_to_capture ? dm->pcap_pkts_to_capture : PCAP_DEF_PKT_TO_CAPTURE, format_vnet_sw_if_index_name, dm->vnet_main, dm->pcap_sw_if_index, dm->pcap[rx_tx].pcap_filename ? dm->pcap[rx_tx].pcap_filename : (u8 *) "/tmp/vpe.pcap"); } if (dm->pcap[rx_tx].pcap_enable == 0) { vlib_cli_output (vm, "pcap %s capture is off...", (rx_tx == VLIB_RX) ? "rx" : "tx"); } else { vlib_cli_output (vm, "pcap %s capture is on: %d of %d pkts...", (rx_tx == VLIB_RX) ? "rx" : "tx", dm->pcap[rx_tx].pcap_main.n_packets_captured, dm->pcap[rx_tx]. pcap_main.n_packets_to_capture); } break; } else { error = clib_error_return (0, "unknown input `%U'", format_unformat_error, line_input); errorFlag = 1; break; } } unformat_free (line_input); if (errorFlag == 0) { /* Since no error, save configured values. */ if (chroot_filename) { if (dm->pcap[rx_tx].pcap_filename) vec_free (dm->pcap[rx_tx].pcap_filename); vec_add1 (chroot_filename, 0); dm->pcap[rx_tx].pcap_filename = chroot_filename; } if (max) dm->pcap[rx_tx].pcap_pkts_to_capture = max; if (enabled) { if (dm->pcap[rx_tx].pcap_filename == 0) dm->pcap[rx_tx].pcap_filename = format (0, "/tmp/vpe.pcap%c", 0); memset (&dm->pcap[rx_tx].pcap_main, 0, sizeof (dm->pcap[rx_tx].pcap_main)); dm->pcap[rx_tx].pcap_main.file_name = (char *) dm->pcap[rx_tx].pcap_filename; dm->pcap[rx_tx].pcap_main.n_packets_to_capture = PCAP_DEF_PKT_TO_CAPTURE; if (dm->pcap[rx_tx].pcap_pkts_to_capture) dm->pcap[rx_tx].pcap_main.n_packets_to_capture = dm->pcap[rx_tx].pcap_pkts_to_capture; dm->pcap[rx_tx].pcap_main.packet_type = PCAP_PACKET_TYPE_ethernet; dm->pcap[rx_tx].pcap_enable = 1; vlib_cli_output (vm, "pcap tx capture on..."); } } else if (chroot_filename) vec_free (chroot_filename); return error; } static clib_error_t * pcap_rx_trace_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { return pcap_trace_command_internal (vm, input, cmd, VLIB_RX); } static clib_error_t * pcap_tx_trace_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { return pcap_trace_command_internal (vm, input, cmd, VLIB_TX); } /*? * This command is used to start or stop a packet capture, or show * the status of packet capture. Note that both "pcap rx trace" and * "pcap tx trace" are implemented. The command syntax is identical, * simply substitute rx for tx as needed. * * This command has the following optional parameters: * * - <b>on|off</b> - Used to start or stop a packet capture. * * - <b>max <nn></b> - Depth of local buffer. Once '<em>nn</em>' number * of packets have been received, buffer is flushed to file. Once another * '<em>nn</em>' number of packets have been received, buffer is flushed * to file, overwriting previous write. If not entered, value defaults * to 100. Can only be updated if packet capture is off. * * - <b>intfc <interface>|any</b> - Used to specify a given interface, * or use '<em>any</em>' to run packet capture on all interfaces. * '<em>any</em>' is the default if not provided. Settings from a previous * packet capture are preserved, so '<em>any</em>' can be used to reset * the interface setting. * * - <b>file <name></b> - Used to specify the output filename. The file will * be placed in the '<em>/tmp</em>' directory, so only the filename is * supported. Directory should not be entered. If file already exists, file * will be overwritten. If no filename is provided, '<em>/tmp/vpe.pcap</em>' * will be used. Can only be updated if packet capture is off. * * - <b>status</b> - Displays the current status and configured attributes * associated with a packet capture. If packet capture is in progress, * '<em>status</em>' also will return the number of packets currently in * the local buffer. All additional attributes entered on command line * with '<em>status</em>' will be ingnored and not applied. * * @cliexpar * Example of how to display the status of a tx packet capture when off: * @cliexstart{pcap tx trace status} * max is 100, for any interface to file /tmp/vpe.pcap * pcap tx capture is off... * @cliexend * Example of how to start a tx packet capture: * @cliexstart{pcap tx trace on max 35 intfc GigabitEthernet0/8/0 file vppTest.pcap} * pcap tx capture on... * @cliexend * Example of how to display the status of a tx packet capture in progress: * @cliexstart{pcap tx trace status} * max is 35, for interface GigabitEthernet0/8/0 to file /tmp/vppTest.pcap * pcap tx capture is on: 20 of 35 pkts... * @cliexend * Example of how to stop a tx packet capture: * @cliexstart{vppctl pcap tx trace off} * captured 21 pkts... * saved to /tmp/vppTest.pcap... * @cliexend ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (pcap_tx_trace_command, static) = { .path = "pcap tx trace", .short_help = "pcap tx trace [on|off] [max <nn>] [intfc <interface>|any] [file <name>] [status]", .function = pcap_tx_trace_command_fn, }; VLIB_CLI_COMMAND (pcap_rx_trace_command, static) = { .path = "pcap rx trace", .short_help = "pcap rx trace [on|off] [max <nn>] [intfc <interface>|any] [file <name>] [status]", .function = pcap_rx_trace_command_fn, }; /* *INDENT-ON* */ static clib_error_t * show_dpdk_buffer (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { struct rte_mempool *rmp; int i; for (i = 0; i < vec_len (dpdk_main.pktmbuf_pools); i++) { rmp = dpdk_main.pktmbuf_pools[i]; if (rmp) { unsigned count = rte_mempool_avail_count (rmp); unsigned free_count = rte_mempool_in_use_count (rmp); vlib_cli_output (vm, "name=\"%s\" available = %7d allocated = %7d total = %7d\n", rmp->name, (u32) count, (u32) free_count, (u32) (count + free_count)); } else { vlib_cli_output (vm, "rte_mempool is NULL (!)\n"); } } return 0; } /*? * This command displays statistics of each DPDK mempool. * * @cliexpar * Example of how to display DPDK buffer data: * @cliexstart{show dpdk buffer} * name="mbuf_pool_socket0" available = 15104 allocated = 1280 total = 16384 * @cliexend ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cmd_show_dpdk_buffer,static) = { .path = "show dpdk buffer", .short_help = "show dpdk buffer", .function = show_dpdk_buffer, .is_mp_safe = 1, }; /* *INDENT-ON* */ static clib_error_t * show_dpdk_physmem (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { clib_error_t *err = 0; u32 pipe_max_size; int fds[2]; u8 *s = 0; int n, n_try; FILE *f; err = clib_sysfs_read ("/proc/sys/fs/pipe-max-size", "%u", &pipe_max_size); if (err) return err; if (pipe (fds) == -1) return clib_error_return_unix (0, "pipe"); #ifndef F_SETPIPE_SZ #define F_SETPIPE_SZ (1024 + 7) #endif if (fcntl (fds[1], F_SETPIPE_SZ, pipe_max_size) == -1) { err = clib_error_return_unix (0, "fcntl(F_SETPIPE_SZ)"); goto error; } if (fcntl (fds[0], F_SETFL, O_NONBLOCK) == -1) { err = clib_error_return_unix (0, "fcntl(F_SETFL)"); goto error; } if ((f = fdopen (fds[1], "a")) == 0) { err = clib_error_return_unix (0, "fdopen"); goto error; } rte_dump_physmem_layout (f); fflush (f); n = n_try = 4096; while (n == n_try) { uword len = vec_len (s); vec_resize (s, len + n_try); n = read (fds[0], s + len, n_try); if (n < 0 && errno != EAGAIN) { err = clib_error_return_unix (0, "read"); goto error; } _vec_len (s) = len + (n < 0 ? 0 : n); } vlib_cli_output (vm, "%v", s); error: close (fds[0]); close (fds[1]); vec_free (s); return err; } /*? * This command displays DPDK physmem layout * * @cliexpar * Example of how to display DPDK physmem layout: * @cliexstart{show dpdk physmem} * @cliexend ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cmd_show_dpdk_physmem,static) = { .path = "show dpdk physmem", .short_help = "show dpdk physmem", .function = show_dpdk_physmem, .is_mp_safe = 1, }; /* *INDENT-ON* */ static clib_error_t * test_dpdk_buffer (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { static u32 *allocated_buffers; u32 n_alloc = 0; u32 n_free = 0; u32 first, actual_alloc; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { if (unformat (input, "allocate %d", &n_alloc)) ; else if (unformat (input, "free %d", &n_free)) ; else break; } if (n_free) { if (vec_len (allocated_buffers) < n_free) return clib_error_return (0, "Can't free %d, only %d allocated", n_free, vec_len (allocated_buffers)); first = vec_len (allocated_buffers) - n_free; vlib_buffer_free (vm, allocated_buffers + first, n_free); _vec_len (allocated_buffers) = first; } if (n_alloc) { first = vec_len (allocated_buffers); vec_validate (allocated_buffers, vec_len (allocated_buffers) + n_alloc - 1); actual_alloc = vlib_buffer_alloc (vm, allocated_buffers + first, n_alloc); _vec_len (allocated_buffers) = first + actual_alloc; if (actual_alloc < n_alloc) vlib_cli_output (vm, "WARNING: only allocated %d buffers", actual_alloc); } vlib_cli_output (vm, "Currently %d buffers allocated", vec_len (allocated_buffers)); if (allocated_buffers && vec_len (allocated_buffers) == 0) vec_free (allocated_buffers); return 0; } /*? * This command tests the allocation and freeing of DPDK buffers. * If both '<em>allocate</em>' and '<em>free</em>' are entered on the * same command, the '<em>free</em>' is executed first. If no * parameters are provided, this command display how many DPDK buffers * the test command has allocated. * * @cliexpar * @parblock * * Example of how to display how many DPDK buffer test command has allcoated: * @cliexstart{test dpdk buffer} * Currently 0 buffers allocated * @cliexend * * Example of how to allocate DPDK buffers using the test command: * @cliexstart{test dpdk buffer allocate 10} * Currently 10 buffers allocated * @cliexend * * Example of how to free DPDK buffers allocated by the test command: * @cliexstart{test dpdk buffer free 10} * Currently 0 buffers allocated * @cliexend * @endparblock ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cmd_test_dpdk_buffer,static) = { .path = "test dpdk buffer", .short_help = "test dpdk buffer [allocate <nn>] [free <nn>]", .function = test_dpdk_buffer, .is_mp_safe = 1, }; /* *INDENT-ON* */ static clib_error_t * set_dpdk_if_desc (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; dpdk_main_t *dm = &dpdk_main; vnet_hw_interface_t *hw; dpdk_device_t *xd; u32 hw_if_index = (u32) ~ 0; u32 nb_rx_desc = (u32) ~ 0; u32 nb_tx_desc = (u32) ~ 0; clib_error_t *error = NULL; if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%U", unformat_vnet_hw_interface, dm->vnet_main, &hw_if_index)) ; else if (unformat (line_input, "tx %d", &nb_tx_desc)) ; else if (unformat (line_input, "rx %d", &nb_rx_desc)) ; else { error = clib_error_return (0, "parse error: '%U'", format_unformat_error, line_input); goto done; } } if (hw_if_index == (u32) ~ 0) { error = clib_error_return (0, "please specify valid interface name"); goto done; } hw = vnet_get_hw_interface (dm->vnet_main, hw_if_index); xd = vec_elt_at_index (dm->devices, hw->dev_instance); if ((xd->flags & DPDK_DEVICE_FLAG_PMD) == 0) { error = clib_error_return (0, "number of descriptors can be set only for " "physical devices"); goto done; } if ((nb_rx_desc == (u32) ~ 0 || nb_rx_desc == xd->nb_rx_desc) && (nb_tx_desc == (u32) ~ 0 || nb_tx_desc == xd->nb_tx_desc)) { error = clib_error_return (0, "nothing changed"); goto done; } if (nb_rx_desc != (u32) ~ 0) xd->nb_rx_desc = nb_rx_desc; if (nb_tx_desc != (u32) ~ 0) xd->nb_tx_desc = nb_tx_desc; dpdk_device_setup (xd); if (vec_len (xd->errors)) return clib_error_return (0, "%U", format_dpdk_device_errors, xd); done: unformat_free (line_input); return error; } /*? * This command sets the number of DPDK '<em>rx</em>' and * '<em>tx</em>' descriptors for the given physical interface. Use * the command '<em>show hardware-interface</em>' to display the * current descriptor allocation. * * @cliexpar * Example of how to set the DPDK interface descriptors: * @cliexcmd{set dpdk interface descriptors GigabitEthernet0/8/0 rx 512 tx 512} ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cmd_set_dpdk_if_desc,static) = { .path = "set dpdk interface descriptors", .short_help = "set dpdk interface descriptors <interface> [rx <nn>] [tx <nn>]", .function = set_dpdk_if_desc, }; /* *INDENT-ON* */ static int dpdk_device_queue_sort (void *a1, void *a2) { dpdk_device_and_queue_t *dq1 = a1; dpdk_device_and_queue_t *dq2 = a2; if (dq1->device > dq2->device) return 1; else if (dq1->device < dq2->device) return -1; else if (dq1->queue_id > dq2->queue_id) return 1; else if (dq1->queue_id < dq2->queue_id) return -1; else return 0; } static clib_error_t * show_dpdk_if_hqos_placement (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { vlib_thread_main_t *tm = vlib_get_thread_main (); dpdk_main_t *dm = &dpdk_main; dpdk_device_and_queue_t *dq; int cpu; if (tm->n_vlib_mains == 1) vlib_cli_output (vm, "All interfaces are handled by main thread"); for (cpu = 0; cpu < vec_len (dm->devices_by_hqos_cpu); cpu++) { if (cpu >= dm->hqos_cpu_first_index && cpu < (dm->hqos_cpu_first_index + dm->hqos_cpu_count)) vlib_cli_output (vm, "Thread %u (%s at lcore %u):", cpu, vlib_worker_threads[cpu].name, vlib_worker_threads[cpu].lcore_id); vec_foreach (dq, dm->devices_by_hqos_cpu[cpu]) { u32 hw_if_index = dm->devices[dq->device].hw_if_index; vnet_hw_interface_t *hi = vnet_get_hw_interface (dm->vnet_main, hw_if_index); vlib_cli_output (vm, " %v queue %u", hi->name, dq->queue_id); } } return 0; } /*? * This command is used to display the thread and core each * DPDK output interface and HQoS queue is assigned too. * * @cliexpar * Example of how to display the DPDK output interface and HQoS queue placement: * @cliexstart{show dpdk interface hqos placement} * Thread 1 (vpp_hqos-threads_0 at lcore 3): * GigabitEthernet0/8/0 queue 0 * Thread 2 (vpp_hqos-threads_1 at lcore 4): * GigabitEthernet0/9/0 queue 0 * @cliexend ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cmd_show_dpdk_if_hqos_placement, static) = { .path = "show dpdk interface hqos placement", .short_help = "show dpdk interface hqos placement", .function = show_dpdk_if_hqos_placement, }; /* *INDENT-ON* */ static clib_error_t * set_dpdk_if_hqos_placement (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; dpdk_main_t *dm = &dpdk_main; dpdk_device_and_queue_t *dq; vnet_hw_interface_t *hw; dpdk_device_t *xd; u32 hw_if_index = (u32) ~ 0; u32 cpu = (u32) ~ 0; int i; clib_error_t *error = NULL; if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%U", unformat_vnet_hw_interface, dm->vnet_main, &hw_if_index)) ; else if (unformat (line_input, "thread %d", &cpu)) ; else { error = clib_error_return (0, "parse error: '%U'", format_unformat_error, line_input); goto done; } } if (hw_if_index == (u32) ~ 0) return clib_error_return (0, "please specify valid interface name"); if (cpu < dm->hqos_cpu_first_index || cpu >= (dm->hqos_cpu_first_index + dm->hqos_cpu_count)) { error = clib_error_return (0, "please specify valid thread id"); goto done; } hw = vnet_get_hw_interface (dm->vnet_main, hw_if_index); xd = vec_elt_at_index (dm->devices, hw->dev_instance); for (i = 0; i < vec_len (dm->devices_by_hqos_cpu); i++) { vec_foreach (dq, dm->devices_by_hqos_cpu[i]) { if (hw_if_index == dm->devices[dq->device].hw_if_index) { if (cpu == i) /* nothing to do */ goto done; vec_del1 (dm->devices_by_hqos_cpu[i], dq - dm->devices_by_hqos_cpu[i]); vec_add2 (dm->devices_by_hqos_cpu[cpu], dq, 1); dq->queue_id = 0; dq->device = xd->device_index; vec_sort_with_function (dm->devices_by_hqos_cpu[i], dpdk_device_queue_sort); vec_sort_with_function (dm->devices_by_hqos_cpu[cpu], dpdk_device_queue_sort); goto done; } } } error = clib_error_return (0, "not found"); done: unformat_free (line_input); return error; } /*? * This command is used to assign a given DPDK output interface and * HQoS queue to a different thread. This will not create a thread, * so the thread must already exist. Use '<em>/etc/vpp/startup.conf</em>' * for the initial thread creation. See @ref qos_doc for more details. * * @cliexpar * Example of how to display the DPDK output interface and HQoS queue placement: * @cliexstart{show dpdk interface hqos placement} * Thread 1 (vpp_hqos-threads_0 at lcore 3): * GigabitEthernet0/8/0 queue 0 * Thread 2 (vpp_hqos-threads_1 at lcore 4): * GigabitEthernet0/9/0 queue 0 * @cliexend * Example of how to assign a DPDK output interface and HQoS queue to a thread: * @cliexcmd{set dpdk interface hqos placement GigabitEthernet0/8/0 thread 2} ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cmd_set_dpdk_if_hqos_placement, static) = { .path = "set dpdk interface hqos placement", .short_help = "set dpdk interface hqos placement <interface> thread <n>", .function = set_dpdk_if_hqos_placement, }; /* *INDENT-ON* */ static clib_error_t * set_dpdk_if_hqos_pipe (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; dpdk_main_t *dm = &dpdk_main; vnet_hw_interface_t *hw; dpdk_device_t *xd; u32 hw_if_index = (u32) ~ 0; u32 subport_id = (u32) ~ 0; u32 pipe_id = (u32) ~ 0; u32 profile_id = (u32) ~ 0; int rv; clib_error_t *error = NULL; if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%U", unformat_vnet_hw_interface, dm->vnet_main, &hw_if_index)) ; else if (unformat (line_input, "subport %d", &subport_id)) ; else if (unformat (line_input, "pipe %d", &pipe_id)) ; else if (unformat (line_input, "profile %d", &profile_id)) ; else { error = clib_error_return (0, "parse error: '%U'", format_unformat_error, line_input); goto done; } } if (hw_if_index == (u32) ~ 0) { error = clib_error_return (0, "please specify valid interface name"); goto done; } hw = vnet_get_hw_interface (dm->vnet_main, hw_if_index); xd = vec_elt_at_index (dm->devices, hw->dev_instance); rv = rte_sched_pipe_config (xd->hqos_ht->hqos, subport_id, pipe_id, profile_id); if (rv) { error = clib_error_return (0, "pipe configuration failed"); goto done; } done: unformat_free (line_input); return error; } /*? * This command is used to change the profile associate with a HQoS pipe. The * '<em><profile_id></em>' is zero based. Use the command * '<em>show dpdk interface hqos</em>' to display the content of each profile. * See @ref qos_doc for more details. * * @note * Currently there is not an API to create a new HQoS pipe profile. One is * created by default in the code (search for '<em>hqos_pipe_params_default</em>''). * Additional profiles can be created in code and code recompiled. Then use this * command to assign it. * * @cliexpar * Example of how to assign a new profile to a HQoS pipe: * @cliexcmd{set dpdk interface hqos pipe GigabitEthernet0/8/0 subport 0 pipe 2 profile 1} ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cmd_set_dpdk_if_hqos_pipe, static) = { .path = "set dpdk interface hqos pipe", .short_help = "set dpdk interface hqos pipe <interface> subport <subport_id> pipe <pipe_id> " "profile <profile_id>", .function = set_dpdk_if_hqos_pipe, }; /* *INDENT-ON* */ static clib_error_t * set_dpdk_if_hqos_subport (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; dpdk_main_t *dm = &dpdk_main; dpdk_device_t *xd = NULL; u32 hw_if_index = (u32) ~ 0; u32 subport_id = (u32) ~ 0; struct rte_sched_subport_params p; int rv; clib_error_t *error = NULL; u32 tb_rate = (u32) ~ 0; u32 tb_size = (u32) ~ 0; u32 tc_rate[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE] = { (u32) ~ 0, (u32) ~ 0, (u32) ~ 0, (u32) ~ 0 }; u32 tc_period = (u32) ~ 0; dpdk_device_config_t *devconf = NULL; if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%U", unformat_vnet_hw_interface, dm->vnet_main, &hw_if_index)) ; else if (unformat (line_input, "subport %d", &subport_id)) ; else if (unformat (line_input, "rate %d", &tb_rate)) ; else if (unformat (line_input, "bktsize %d", &tb_size)) ; else if (unformat (line_input, "tc0 %d", &tc_rate[0])) ; else if (unformat (line_input, "tc1 %d", &tc_rate[1])) ; else if (unformat (line_input, "tc2 %d", &tc_rate[2])) ; else if (unformat (line_input, "tc3 %d", &tc_rate[3])) ; else if (unformat (line_input, "period %d", &tc_period)) ; else { error = clib_error_return (0, "parse error: '%U'", format_unformat_error, line_input); goto done; } } error = get_hqos (hw_if_index, subport_id, &xd, &devconf); if (error == NULL) { /* Copy the current values over to local structure. */ memcpy (&p, &devconf->hqos.subport[subport_id], sizeof (p)); /* Update local structure with input values. */ if (tb_rate != (u32) ~ 0) { p.tb_rate = tb_rate; p.tc_rate[0] = tb_rate; p.tc_rate[1] = tb_rate; p.tc_rate[2] = tb_rate; p.tc_rate[3] = tb_rate; } if (tb_size != (u32) ~ 0) { p.tb_size = tb_size; } if (tc_rate[0] != (u32) ~ 0) { p.tc_rate[0] = tc_rate[0]; } if (tc_rate[1] != (u32) ~ 0) { p.tc_rate[1] = tc_rate[1]; } if (tc_rate[2] != (u32) ~ 0) { p.tc_rate[2] = tc_rate[2]; } if (tc_rate[3] != (u32) ~ 0) { p.tc_rate[3] = tc_rate[3]; } if (tc_period != (u32) ~ 0) { p.tc_period = tc_period; } /* Apply changes. */ rv = rte_sched_subport_config (xd->hqos_ht->hqos, subport_id, &p); if (rv) { error = clib_error_return (0, "subport configuration failed"); goto done; } else { /* Successfully applied, so save of the input values. */ memcpy (&devconf->hqos.subport[subport_id], &p, sizeof (p)); } } done: unformat_free (line_input); return error; } /*? * This command is used to set the subport level parameters such as token * bucket rate (bytes per seconds), token bucket size (bytes), traffic class * rates (bytes per seconds) and token update period (Milliseconds). * * By default, the '<em>rate</em>' is set to 1250000000 bytes/second (10GbE * rate) and each of the four traffic classes is set to 100% of the port rate. * If the '<em>rate</em>' is updated by this command, all four traffic classes * are assigned the same value. Each of the four traffic classes can be updated * individually. * * @cliexpar * Example of how modify the subport attributes for a 1GbE link: * @cliexcmd{set dpdk interface hqos subport GigabitEthernet0/8/0 subport 0 rate 125000000} ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cmd_set_dpdk_if_hqos_subport, static) = { .path = "set dpdk interface hqos subport", .short_help = "set dpdk interface hqos subport <interface> subport <subport_id> " "[rate <n>] [bktsize <n>] [tc0 <n>] [tc1 <n>] [tc2 <n>] [tc3 <n>] " "[period <n>]", .function = set_dpdk_if_hqos_subport, }; /* *INDENT-ON* */ static clib_error_t * set_dpdk_if_hqos_tctbl (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; vlib_thread_main_t *tm = vlib_get_thread_main (); dpdk_main_t *dm = &dpdk_main; vnet_hw_interface_t *hw; dpdk_device_t *xd; u32 hw_if_index = (u32) ~ 0; u32 tc = (u32) ~ 0; u32 queue = (u32) ~ 0; u32 entry = (u32) ~ 0; u32 val, i; clib_error_t *error = NULL; if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%U", unformat_vnet_hw_interface, dm->vnet_main, &hw_if_index)) ; else if (unformat (line_input, "entry %d", &entry)) ; else if (unformat (line_input, "tc %d", &tc)) ; else if (unformat (line_input, "queue %d", &queue)) ; else { error = clib_error_return (0, "parse error: '%U'", format_unformat_error, line_input); goto done; } } if (hw_if_index == (u32) ~ 0) { error = clib_error_return (0, "please specify valid interface name"); goto done; } if (entry >= 64) { error = clib_error_return (0, "invalid entry"); goto done; } if (tc >= RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE) { error = clib_error_return (0, "invalid traffic class"); goto done; } if (queue >= RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS) { error = clib_error_return (0, "invalid traffic class queue"); goto done; } hw = vnet_get_hw_interface (dm->vnet_main, hw_if_index); xd = vec_elt_at_index (dm->devices, hw->dev_instance); /* Detect the set of worker threads */ uword *p = hash_get_mem (tm->thread_registrations_by_name, "workers"); /* Should never happen, shut up Coverity warning */ if (p == 0) { error = clib_error_return (0, "no worker registrations?"); goto done; } vlib_thread_registration_t *tr = (vlib_thread_registration_t *) p[0]; int worker_thread_first = tr->first_index; int worker_thread_count = tr->count; val = tc * RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS + queue; for (i = 0; i < worker_thread_count; i++) xd->hqos_wt[worker_thread_first + i].hqos_tc_table[entry] = val; done: unformat_free (line_input); return error; } /*? * This command is used to set the traffic class translation table. The * traffic class translation table is used to map 64 values (0-63) to one of * four traffic class and one of four HQoS input queue. Use the '<em>show * dpdk interface hqos</em>' command to display the traffic class translation * table. See @ref qos_doc for more details. * * This command has the following parameters: * * - <b><interface></b> - Used to specify the output interface. * * - <b>entry <map_val></b> - Mapped value (0-63) to assign traffic class and queue to. * * - <b>tc <tc_id></b> - Traffic class (0-3) to be used by the provided mapped value. * * - <b>queue <queue_id></b> - HQoS input queue (0-3) to be used by the provided mapped value. * * @cliexpar * Example of how modify the traffic class translation table: * @cliexcmd{set dpdk interface hqos tctbl GigabitEthernet0/8/0 entry 16 tc 2 queue 2} ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cmd_set_dpdk_if_hqos_tctbl, static) = { .path = "set dpdk interface hqos tctbl", .short_help = "set dpdk interface hqos tctbl <interface> entry <map_val> tc <tc_id> queue <queue_id>", .function = set_dpdk_if_hqos_tctbl, }; /* *INDENT-ON* */ static clib_error_t * set_dpdk_if_hqos_pktfield (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; vlib_thread_main_t *tm = vlib_get_thread_main (); dpdk_main_t *dm = &dpdk_main; clib_error_t *error = NULL; /* Device specific data */ struct rte_eth_dev_info dev_info; dpdk_device_config_t *devconf = 0; vnet_hw_interface_t *hw; dpdk_device_t *xd; u32 hw_if_index = (u32) ~ 0; /* Detect the set of worker threads */ uword *p = hash_get_mem (tm->thread_registrations_by_name, "workers"); /* Should never happen, shut up Coverity warning */ if (p == 0) return clib_error_return (0, "no worker registrations?"); vlib_thread_registration_t *tr = (vlib_thread_registration_t *) p[0]; int worker_thread_first = tr->first_index; int worker_thread_count = tr->count; /* Packet field configuration */ u64 mask = (u64) ~ 0; u32 id = (u32) ~ 0; u32 offset = (u32) ~ 0; /* HQoS params */ u32 n_subports_per_port, n_pipes_per_subport, tctbl_size; u32 i; /* Parse input arguments */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%U", unformat_vnet_hw_interface, dm->vnet_main, &hw_if_index)) ; else if (unformat (line_input, "id subport")) id = 0; else if (unformat (line_input, "id pipe")) id = 1; else if (unformat (line_input, "id tc")) id = 2; else if (unformat (line_input, "id %d", &id)) ; else if (unformat (line_input, "offset %d", &offset)) ; else if (unformat (line_input, "mask %llx", &mask)) ; else { error = clib_error_return (0, "parse error: '%U'", format_unformat_error, line_input); goto done; } } /* Get interface */ if (hw_if_index == (u32) ~ 0) { error = clib_error_return (0, "please specify valid interface name"); goto done; } hw = vnet_get_hw_interface (dm->vnet_main, hw_if_index); xd = vec_elt_at_index (dm->devices, hw->dev_instance); rte_eth_dev_info_get (xd->port_id, &dev_info); if (dev_info.pci_dev) { /* bonded interface has no pci info */ vlib_pci_addr_t pci_addr; pci_addr.domain = dev_info.pci_dev->addr.domain; pci_addr.bus = dev_info.pci_dev->addr.bus; pci_addr.slot = dev_info.pci_dev->addr.devid; pci_addr.function = dev_info.pci_dev->addr.function; p = hash_get (dm->conf->device_config_index_by_pci_addr, pci_addr.as_u32); } if (p) devconf = pool_elt_at_index (dm->conf->dev_confs, p[0]); else devconf = &dm->conf->default_devconf; if (devconf->hqos_enabled == 0) { vlib_cli_output (vm, "HQoS disabled for this interface"); goto done; } n_subports_per_port = devconf->hqos.port.n_subports_per_port; n_pipes_per_subport = devconf->hqos.port.n_pipes_per_subport; tctbl_size = RTE_DIM (devconf->hqos.tc_table); /* Validate packet field configuration: id, offset and mask */ if (id >= 3) { error = clib_error_return (0, "invalid packet field id"); goto done; } switch (id) { case 0: if (dpdk_hqos_validate_mask (mask, n_subports_per_port) != 0) { error = clib_error_return (0, "invalid subport ID mask " "(n_subports_per_port = %u)", n_subports_per_port); goto done; } break; case 1: if (dpdk_hqos_validate_mask (mask, n_pipes_per_subport) != 0) { error = clib_error_return (0, "invalid pipe ID mask " "(n_pipes_per_subport = %u)", n_pipes_per_subport); goto done; } break; case 2: default: if (dpdk_hqos_validate_mask (mask, tctbl_size) != 0) { error = clib_error_return (0, "invalid TC table index mask " "(TC table size = %u)", tctbl_size); goto done; } } /* Propagate packet field configuration to all workers */ for (i = 0; i < worker_thread_count; i++) switch (id) { case 0: xd->hqos_wt[worker_thread_first + i].hqos_field0_slabpos = offset; xd->hqos_wt[worker_thread_first + i].hqos_field0_slabmask = mask; xd->hqos_wt[worker_thread_first + i].hqos_field0_slabshr = count_trailing_zeros (mask); break; case 1: xd->hqos_wt[worker_thread_first + i].hqos_field1_slabpos = offset; xd->hqos_wt[worker_thread_first + i].hqos_field1_slabmask = mask; xd->hqos_wt[worker_thread_first + i].hqos_field1_slabshr = count_trailing_zeros (mask); break; case 2: default: xd->hqos_wt[worker_thread_first + i].hqos_field2_slabpos = offset; xd->hqos_wt[worker_thread_first + i].hqos_field2_slabmask = mask; xd->hqos_wt[worker_thread_first + i].hqos_field2_slabshr = count_trailing_zeros (mask); } done: unformat_free (line_input); return error; } /*? * This command is used to set the packet fields required for classifiying the * incoming packet. As a result of classification process, packet field * information will be mapped to 5 tuples (subport, pipe, traffic class, pipe, * color) and stored in packet mbuf. * * This command has the following parameters: * * - <b><interface></b> - Used to specify the output interface. * * - <b>id subport|pipe|tc</b> - Classification occurs across three fields. * This parameter indicates which of the three masks are being configured. Legacy * code used 0-2 to represent these three fields, so 0-2 is still accepted. * - <b>subport|0</b> - Currently only one subport is supported, so only * an empty mask is supported for the subport classification. * - <b>pipe|1</b> - Currently, 4096 pipes per subport are supported, so a * 12-bit mask should be configure to map to the 0-4095 pipes. * - <b>tc|2</b> - The translation table (see '<em>set dpdk interface hqos * tctbl</em>' command) maps each value (0-63) into one of the 4 traffic classes * per pipe. A 6-bit mask should be configure to map this field to a traffic class. * * - <b>offset <n></b> - Offset in the packet to apply the 64-bit mask for classification. * The offset should be on an 8-byte boundary (0,8,16,24..). * * - <b>mask <hex-mask></b> - 64-bit mask to apply to packet at the given '<em>offset</em>'. * Bits must be contiguous and should not include '<em>0x</em>'. * * The default values for the '<em>pktfield</em>' assumes Ethernet/IPv4/UDP packets with * no VLAN. Adjust based on expected packet format and desired classification field. * - '<em>subport</em>' is always empty (offset 0 mask 0000000000000000) * - By default, '<em>pipe</em>' maps to the UDP payload bits 12 .. 23 (offset 40 * mask 0000000fff000000) * - By default, '<em>tc</em>' maps to the DSCP field in IP header (offset 48 mask * 00000000000000fc) * * @cliexpar * Example of how modify the '<em>pipe</em>' classification filter to match VLAN: * @cliexcmd{set dpdk interface hqos pktfield GigabitEthernet0/8/0 id pipe offset 8 mask 0000000000000FFF} ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cmd_set_dpdk_if_hqos_pktfield, static) = { .path = "set dpdk interface hqos pktfield", .short_help = "set dpdk interface hqos pktfield <interface> id subport|pipe|tc offset <n> " "mask <hex-mask>", .function = set_dpdk_if_hqos_pktfield, }; /* *INDENT-ON* */ static clib_error_t * show_dpdk_if_hqos (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; vlib_thread_main_t *tm = vlib_get_thread_main (); dpdk_main_t *dm = &dpdk_main; vnet_hw_interface_t *hw; dpdk_device_t *xd; dpdk_device_config_hqos_t *cfg; dpdk_device_hqos_per_hqos_thread_t *ht; dpdk_device_hqos_per_worker_thread_t *wk; u32 *tctbl; u32 hw_if_index = (u32) ~ 0; u32 profile_id, subport_id, i; struct rte_eth_dev_info dev_info; dpdk_device_config_t *devconf = 0; vlib_thread_registration_t *tr; uword *p = 0; clib_error_t *error = NULL; if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%U", unformat_vnet_hw_interface, dm->vnet_main, &hw_if_index)) ; else { error = clib_error_return (0, "parse error: '%U'", format_unformat_error, line_input); goto done; } } if (hw_if_index == (u32) ~ 0) { error = clib_error_return (0, "please specify interface name!!"); goto done; } hw = vnet_get_hw_interface (dm->vnet_main, hw_if_index); xd = vec_elt_at_index (dm->devices, hw->dev_instance); rte_eth_dev_info_get (xd->port_id, &dev_info); if (dev_info.pci_dev) { /* bonded interface has no pci info */ vlib_pci_addr_t pci_addr; pci_addr.domain = dev_info.pci_dev->addr.domain; pci_addr.bus = dev_info.pci_dev->addr.bus; pci_addr.slot = dev_info.pci_dev->addr.devid; pci_addr.function = dev_info.pci_dev->addr.function; p = hash_get (dm->conf->device_config_index_by_pci_addr, pci_addr.as_u32); } if (p) devconf = pool_elt_at_index (dm->conf->dev_confs, p[0]); else devconf = &dm->conf->default_devconf; if (devconf->hqos_enabled == 0) { vlib_cli_output (vm, "HQoS disabled for this interface"); goto done; } /* Detect the set of worker threads */ p = hash_get_mem (tm->thread_registrations_by_name, "workers"); /* Should never happen, shut up Coverity warning */ if (p == 0) { error = clib_error_return (0, "no worker registrations?"); goto done; } tr = (vlib_thread_registration_t *) p[0]; cfg = &devconf->hqos; ht = xd->hqos_ht; wk = &xd->hqos_wt[tr->first_index]; tctbl = wk->hqos_tc_table; vlib_cli_output (vm, " Thread:"); vlib_cli_output (vm, " Input SWQ size = %u packets", cfg->swq_size); vlib_cli_output (vm, " Enqueue burst size = %u packets", ht->hqos_burst_enq); vlib_cli_output (vm, " Dequeue burst size = %u packets", ht->hqos_burst_deq); vlib_cli_output (vm, " Packet field 0: slab position = %4u, slab bitmask = 0x%016llx (subport)", wk->hqos_field0_slabpos, wk->hqos_field0_slabmask); vlib_cli_output (vm, " Packet field 1: slab position = %4u, slab bitmask = 0x%016llx (pipe)", wk->hqos_field1_slabpos, wk->hqos_field1_slabmask); vlib_cli_output (vm, " Packet field 2: slab position = %4u, slab bitmask = 0x%016llx (tc)", wk->hqos_field2_slabpos, wk->hqos_field2_slabmask); vlib_cli_output (vm, " Packet field 2 tc translation table: ([Mapped Value Range]: tc/queue tc/queue ...)"); vlib_cli_output (vm, " [ 0 .. 15]: " "%u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u", tctbl[0] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[0] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[1] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[1] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[2] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[2] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[3] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[3] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[4] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[4] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[5] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[5] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[6] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[6] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[7] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[7] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[8] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[8] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[9] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[9] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[10] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[10] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[11] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[11] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[12] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[12] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[13] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[13] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[14] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[14] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[15] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[15] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS); vlib_cli_output (vm, " [16 .. 31]: " "%u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u", tctbl[16] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[16] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[17] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[17] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[18] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[18] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[19] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[19] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[20] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[20] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[21] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[21] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[22] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[22] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[23] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[23] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[24] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[24] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[25] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[25] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[26] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[26] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[27] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[27] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[28] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[28] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[29] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[29] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[30] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[30] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[31] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[31] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS); vlib_cli_output (vm, " [32 .. 47]: " "%u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u", tctbl[32] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[32] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[33] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[33] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[34] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[34] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[35] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[35] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[36] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[36] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[37] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[37] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[38] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[38] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[39] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[39] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[40] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[40] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[41] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[41] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[42] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[42] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[43] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[43] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[44] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[44] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[45] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[45] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[46] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[46] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[47] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[47] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS); vlib_cli_output (vm, " [48 .. 63]: " "%u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u %u/%u", tctbl[48] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[48] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[49] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[49] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[50] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[50] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[51] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[51] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[52] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[52] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[53] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[53] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[54] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[54] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[55] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[55] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[56] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[56] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[57] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[57] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[58] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[58] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[59] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[59] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[60] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[60] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[61] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[61] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[62] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[62] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[63] / RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS, tctbl[63] % RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS); vlib_cli_output (vm, " Port:"); vlib_cli_output (vm, " Rate = %u bytes/second", cfg->port.rate); vlib_cli_output (vm, " MTU = %u bytes", cfg->port.mtu); vlib_cli_output (vm, " Frame overhead = %u bytes", cfg->port.frame_overhead); vlib_cli_output (vm, " Number of subports = %u", cfg->port.n_subports_per_port); vlib_cli_output (vm, " Number of pipes per subport = %u", cfg->port.n_pipes_per_subport); vlib_cli_output (vm, " Packet queue size: TC0 = %u, TC1 = %u, TC2 = %u, TC3 = %u packets", cfg->port.qsize[0], cfg->port.qsize[1], cfg->port.qsize[2], cfg->port.qsize[3]); vlib_cli_output (vm, " Number of pipe profiles = %u", cfg->port.n_pipe_profiles); for (subport_id = 0; subport_id < vec_len (cfg->subport); subport_id++) { vlib_cli_output (vm, " Subport %u:", subport_id); vlib_cli_output (vm, " Rate = %u bytes/second", cfg->subport[subport_id].tb_rate); vlib_cli_output (vm, " Token bucket size = %u bytes", cfg->subport[subport_id].tb_size); vlib_cli_output (vm, " Traffic class rate: TC0 = %u, TC1 = %u, TC2 = %u, TC3 = %u bytes/second", cfg->subport[subport_id].tc_rate[0], cfg->subport[subport_id].tc_rate[1], cfg->subport[subport_id].tc_rate[2], cfg->subport[subport_id].tc_rate[3]); vlib_cli_output (vm, " TC period = %u milliseconds", cfg->subport[subport_id].tc_period); } for (profile_id = 0; profile_id < vec_len (cfg->pipe); profile_id++) { vlib_cli_output (vm, " Pipe profile %u:", profile_id); vlib_cli_output (vm, " Rate = %u bytes/second", cfg->pipe[profile_id].tb_rate); vlib_cli_output (vm, " Token bucket size = %u bytes", cfg->pipe[profile_id].tb_size); vlib_cli_output (vm, " Traffic class rate: TC0 = %u, TC1 = %u, TC2 = %u, TC3 = %u bytes/second", cfg->pipe[profile_id].tc_rate[0], cfg->pipe[profile_id].tc_rate[1], cfg->pipe[profile_id].tc_rate[2], cfg->pipe[profile_id].tc_rate[3]); vlib_cli_output (vm, " TC period = %u milliseconds", cfg->pipe[profile_id].tc_period); #ifdef RTE_SCHED_SUBPORT_TC_OV vlib_cli_output (vm, " TC3 oversubscription_weight = %u", cfg->pipe[profile_id].tc_ov_weight); #endif for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++) { vlib_cli_output (vm, " TC%u WRR weights: Q0 = %u, Q1 = %u, Q2 = %u, Q3 = %u", i, cfg->pipe[profile_id].wrr_weights[i * 4], cfg->pipe[profile_id].wrr_weights[i * 4 + 1], cfg->pipe[profile_id].wrr_weights[i * 4 + 2], cfg->pipe[profile_id].wrr_weights[i * 4 + 3]); } } #ifdef RTE_SCHED_RED vlib_cli_output (vm, " Weighted Random Early Detection (WRED):"); for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++) { vlib_cli_output (vm, " TC%u min: G = %u, Y = %u, R = %u", i, cfg->port.red_params[i][e_RTE_METER_GREEN].min_th, cfg->port.red_params[i][e_RTE_METER_YELLOW].min_th, cfg->port.red_params[i][e_RTE_METER_RED].min_th); vlib_cli_output (vm, " TC%u max: G = %u, Y = %u, R = %u", i, cfg->port.red_params[i][e_RTE_METER_GREEN].max_th, cfg->port.red_params[i][e_RTE_METER_YELLOW].max_th, cfg->port.red_params[i][e_RTE_METER_RED].max_th); vlib_cli_output (vm, " TC%u inverted probability: G = %u, Y = %u, R = %u", i, cfg->port.red_params[i][e_RTE_METER_GREEN].maxp_inv, cfg->port.red_params[i][e_RTE_METER_YELLOW].maxp_inv, cfg->port.red_params[i][e_RTE_METER_RED].maxp_inv); vlib_cli_output (vm, " TC%u weight: R = %u, Y = %u, R = %u", i, cfg->port.red_params[i][e_RTE_METER_GREEN].wq_log2, cfg->port.red_params[i][e_RTE_METER_YELLOW].wq_log2, cfg->port.red_params[i][e_RTE_METER_RED].wq_log2); } #endif done: unformat_free (line_input); return error; } /*? * This command is used to display details of an output interface's HQoS * settings. * * @cliexpar * Example of how to display HQoS settings for an interfaces: * @cliexstart{show dpdk interface hqos GigabitEthernet0/8/0} * Thread: * Input SWQ size = 4096 packets * Enqueue burst size = 256 packets * Dequeue burst size = 220 packets * Packet field 0: slab position = 0, slab bitmask = 0x0000000000000000 (subport) * Packet field 1: slab position = 40, slab bitmask = 0x0000000fff000000 (pipe) * Packet field 2: slab position = 8, slab bitmask = 0x00000000000000fc (tc) * Packet field 2 tc translation table: ([Mapped Value Range]: tc/queue tc/queue ...) * [ 0 .. 15]: 0/0 0/1 0/2 0/3 1/0 1/1 1/2 1/3 2/0 2/1 2/2 2/3 3/0 3/1 3/2 3/3 * [16 .. 31]: 0/0 0/1 0/2 0/3 1/0 1/1 1/2 1/3 2/0 2/1 2/2 2/3 3/0 3/1 3/2 3/3 * [32 .. 47]: 0/0 0/1 0/2 0/3 1/0 1/1 1/2 1/3 2/0 2/1 2/2 2/3 3/0 3/1 3/2 3/3 * [48 .. 63]: 0/0 0/1 0/2 0/3 1/0 1/1 1/2 1/3 2/0 2/1 2/2 2/3 3/0 3/1 3/2 3/3 * Port: * Rate = 1250000000 bytes/second * MTU = 1514 bytes * Frame overhead = 24 bytes * Number of subports = 1 * Number of pipes per subport = 4096 * Packet queue size: TC0 = 64, TC1 = 64, TC2 = 64, TC3 = 64 packets * Number of pipe profiles = 2 * Subport 0: * Rate = 1250000000 bytes/second * Token bucket size = 1000000 bytes * Traffic class rate: TC0 = 1250000000, TC1 = 1250000000, TC2 = 1250000000, TC3 = 1250000000 bytes/second * TC period = 10 milliseconds * Pipe profile 0: * Rate = 305175 bytes/second * Token bucket size = 1000000 bytes * Traffic class rate: TC0 = 305175, TC1 = 305175, TC2 = 305175, TC3 = 305175 bytes/second * TC period = 40 milliseconds * TC0 WRR weights: Q0 = 1, Q1 = 1, Q2 = 1, Q3 = 1 * TC1 WRR weights: Q0 = 1, Q1 = 1, Q2 = 1, Q3 = 1 * TC2 WRR weights: Q0 = 1, Q1 = 1, Q2 = 1, Q3 = 1 * TC3 WRR weights: Q0 = 1, Q1 = 1, Q2 = 1, Q3 = 1 * @cliexend ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cmd_show_dpdk_if_hqos, static) = { .path = "show dpdk interface hqos", .short_help = "show dpdk interface hqos <interface>", .function = show_dpdk_if_hqos, }; /* *INDENT-ON* */ static clib_error_t * show_dpdk_hqos_queue_stats (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { unformat_input_t _line_input, *line_input = &_line_input; clib_error_t *error = NULL; #ifdef RTE_SCHED_COLLECT_STATS dpdk_main_t *dm = &dpdk_main; u32 hw_if_index = (u32) ~ 0; u32 subport = (u32) ~ 0; u32 pipe = (u32) ~ 0; u32 tc = (u32) ~ 0; u32 tc_q = (u32) ~ 0; vnet_hw_interface_t *hw; dpdk_device_t *xd; uword *p = 0; struct rte_eth_dev_info dev_info; dpdk_device_config_t *devconf = 0; u32 qindex; struct rte_sched_queue_stats stats; u16 qlen; if (!unformat_user (input, unformat_line_input, line_input)) return 0; while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "%U", unformat_vnet_hw_interface, dm->vnet_main, &hw_if_index)) ; else if (unformat (line_input, "subport %d", &subport)) ; else if (unformat (line_input, "pipe %d", &pipe)) ; else if (unformat (line_input, "tc %d", &tc)) ; else if (unformat (line_input, "tc_q %d", &tc_q)) ; else { error = clib_error_return (0, "parse error: '%U'", format_unformat_error, line_input); goto done; } } if (hw_if_index == (u32) ~ 0) { error = clib_error_return (0, "please specify interface name!!"); goto done; } hw = vnet_get_hw_interface (dm->vnet_main, hw_if_index); xd = vec_elt_at_index (dm->devices, hw->dev_instance); rte_eth_dev_info_get (xd->port_id, &dev_info); if (dev_info.pci_dev) { /* bonded interface has no pci info */ vlib_pci_addr_t pci_addr; pci_addr.domain = dev_info.pci_dev->addr.domain; pci_addr.bus = dev_info.pci_dev->addr.bus; pci_addr.slot = dev_info.pci_dev->addr.devid; pci_addr.function = dev_info.pci_dev->addr.function; p = hash_get (dm->conf->device_config_index_by_pci_addr, pci_addr.as_u32); } if (p) devconf = pool_elt_at_index (dm->conf->dev_confs, p[0]); else devconf = &dm->conf->default_devconf; if (devconf->hqos_enabled == 0) { vlib_cli_output (vm, "HQoS disabled for this interface"); goto done; } /* * Figure out which queue to query. cf rte_sched_port_qindex. (Not sure why * that method isn't made public by DPDK - how _should_ we get the queue ID?) */ qindex = subport * devconf->hqos.port.n_pipes_per_subport + pipe; qindex = qindex * RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE + tc; qindex = qindex * RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS + tc_q; if (rte_sched_queue_read_stats (xd->hqos_ht->hqos, qindex, &stats, &qlen) != 0) { error = clib_error_return (0, "failed to read stats"); goto done; } vlib_cli_output (vm, "%=24s%=16s", "Stats Parameter", "Value"); vlib_cli_output (vm, "%=24s%=16d", "Packets", stats.n_pkts); vlib_cli_output (vm, "%=24s%=16d", "Packets dropped", stats.n_pkts_dropped); #ifdef RTE_SCHED_RED vlib_cli_output (vm, "%=24s%=16d", "Packets dropped (RED)", stats.n_pkts_red_dropped); #endif vlib_cli_output (vm, "%=24s%=16d", "Bytes", stats.n_bytes); vlib_cli_output (vm, "%=24s%=16d", "Bytes dropped", stats.n_bytes_dropped); #else /* Get a line of input */ if (!unformat_user (input, unformat_line_input, line_input)) return 0; vlib_cli_output (vm, "RTE_SCHED_COLLECT_STATS disabled in DPDK"); goto done; #endif done: unformat_free (line_input); return error; } /*? * This command is used to display statistics associated with a HQoS traffic class * queue. * * @note * Statistic collection by the scheduler is disabled by default in DPDK. In order to * turn it on, add the following line to '<em>../vpp/dpdk/Makefile</em>': * - <b>$(call set,RTE_SCHED_COLLECT_STATS,y)</b> * * @cliexpar * Example of how to display statistics of HQoS a HQoS traffic class queue: * @cliexstart{show dpdk hqos queue GigabitEthernet0/9/0 subport 0 pipe 3181 tc 0 tc_q 0} * Stats Parameter Value * Packets 140 * Packets dropped 0 * Bytes 8400 * Bytes dropped 0 * @cliexend ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (cmd_show_dpdk_hqos_queue_stats, static) = { .path = "show dpdk hqos queue", .short_help = "show dpdk hqos queue <interface> subport <subport_id> pipe <pipe_id> tc <tc_id> tc_q <queue_id>", .function = show_dpdk_hqos_queue_stats, }; /* *INDENT-ON* */ static clib_error_t * show_dpdk_version_command_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { #define _(a,b,c) vlib_cli_output (vm, "%-25s " b, a ":", c); _("DPDK Version", "%s", rte_version ()); _("DPDK EAL init args", "%s", dpdk_config_main.eal_init_args_str); #undef _ return 0; } /*? * This command is used to display the current DPDK version and * the list of arguments passed to DPDK when started. * * @cliexpar * Example of how to display how many DPDK buffer test command has allcoated: * @cliexstart{show dpdk version} * DPDK Version: DPDK 16.11.0 * DPDK EAL init args: -c 1 -n 4 --huge-dir /run/vpp/hugepages --file-prefix vpp -w 0000:00:08.0 -w 0000:00:09.0 --master-lcore 0 --socket-mem 256 * @cliexend ?*/ /* *INDENT-OFF* */ VLIB_CLI_COMMAND (show_vpe_version_command, static) = { .path = "show dpdk version", .short_help = "show dpdk version", .function = show_dpdk_version_command_fn, }; /* *INDENT-ON* */ #if CLI_DEBUG static clib_error_t * dpdk_validate_buffers_fn (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd_arg) { u32 n_invalid_bufs = 0, uninitialized = 0; u32 is_poison = 0, is_test = 0; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { if (unformat (input, "poison")) is_poison = 1; else if (unformat (input, "trajectory")) is_test = 1; else return clib_error_return (0, "unknown input `%U'", format_unformat_error, input); } if (VLIB_BUFFER_TRACE_TRAJECTORY == 0) { vlib_cli_output (vm, "Trajectory not enabled. Recompile with " "VLIB_BUFFER_TRACE_TRAJECTORY 1"); return 0; } if (is_poison) { dpdk_buffer_poison_trajectory_all (); } if (is_test) { n_invalid_bufs = dpdk_buffer_validate_trajectory_all (&uninitialized); if (!n_invalid_bufs) vlib_cli_output (vm, "All buffers are valid %d uninitialized", uninitialized); else vlib_cli_output (vm, "Found %d invalid buffers and %d uninitialized", n_invalid_bufs, uninitialized); } return 0; } /* *INDENT-OFF* */ VLIB_CLI_COMMAND (test_dpdk_buffers_command, static) = { .path = "test dpdk buffers", .short_help = "test dpdk buffers [poison] [trajectory]", .function = dpdk_validate_buffers_fn, }; /* *INDENT-ON* */ #endif clib_error_t * dpdk_cli_init (vlib_main_t * vm) { return 0; } VLIB_INIT_FUNCTION (dpdk_cli_init); /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */