X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvlib%2Fnode_cli.c;h=77fef775a2fb90c3b31cf5ce4ab725f77454cf7f;hb=2f89f3ae1d0dd11b019d8ba0badf3133a9837dd9;hp=05d0f0b5a955ac260c92fd797f1fd3dc66f4ef91;hpb=7cd468a3d7dee7d6c92f69a0bb7061ae208ec727;p=vpp.git diff --git a/src/vlib/node_cli.c b/src/vlib/node_cli.c index 05d0f0b5a95..77fef775a2f 100644 --- a/src/vlib/node_cli.c +++ b/src/vlib/node_cli.c @@ -37,8 +37,12 @@ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +#include +#include +#include #include #include +#include static int node_cmp (void *a1, void *a2) @@ -88,6 +92,292 @@ VLIB_CLI_COMMAND (show_node_graph_command, static) = { }; /* *INDENT-ON* */ +static clib_error_t * +show_node_graphviz (vlib_main_t * vm, + unformat_input_t * input, vlib_cli_command_t * cmd) +{ + clib_error_t *error = 0; + vlib_node_main_t *nm = &vm->node_main; + vlib_node_t **nodes = nm->nodes; + u8 *chroot_filename = 0; + int fd; + uword *active = 0; + u32 i, j; + unformat_input_t _line_input, *line_input = &_line_input; + u8 filter = 0, calls_filter = 0, vectors_filter = 0, both = 0; + + fd = -1; + /* Get a line of input. */ + if (unformat_user (input, unformat_line_input, line_input)) + { + while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (line_input, "filter")) + filter = 1; + else if (unformat (line_input, "calls") && filter) + calls_filter = 1; + else if (unformat (line_input, "vectors") && filter) + vectors_filter = 1; + else if (unformat (line_input, "file %U", unformat_vlib_tmpfile, + &chroot_filename)) + { + fd = open ((char *) chroot_filename, + O_CREAT | O_TRUNC | O_WRONLY, 0664); + } + else + return clib_error_return (0, "unknown input `%U'", + format_unformat_error, input); + } + unformat_free (line_input); + } + + /*both is set to true if calls_filter and vectors_filter are, or neither */ + both = filter & (!(calls_filter ^ vectors_filter)); + +#define format__(vm__, fd__, ...) \ + if ((fd) < 0) \ + { \ + vlib_cli_output((vm__), ## __VA_ARGS__); \ + } \ + else \ + { \ + fdformat((fd__), ## __VA_ARGS__); \ + } + + format__ (vm, fd, "%s", "digraph {\n"); + + clib_bitmap_alloc (active, vec_len (nodes)); + clib_bitmap_set_region (active, 0, 1, vec_len (nodes)); + if (filter) + { + /*Adding the legend to the dot file*/ + format__ (vm, fd, "%s", + " rankdir=\"LR\"\n nodesep=2\n subgraph cluster_legend {\n " + " label=\"Legend\"\n style=\"solid\"\n labelloc = b\n " + " subgraph cluster_colors {\n label=\"Packets/Call\"\n " + " style=\"solid\"\n labelloc = b\n"); + format__ (vm, fd, "%s", + " 0 [label=\"No packet\", fixedsize=true shape=circle " + "width=2 fontsize=17]\n" + " 1 [label=\"1-32\", fillcolor=1 style=filled " + "colorscheme=ylorrd8 fixedsize=true shape=circle width=2 " + "fontsize=17]\n" + " 2 [label=\"33-64\", fillcolor=2 style=filled " + "colorscheme=ylorrd8 fixedsize=true shape=circle width=2 " + "fontsize=17]\n" + " 3 [label=\"65-96\", fillcolor=3 style=filled " + "colorscheme=ylorrd8 fixedsize=true shape=circle width=2 " + "fontsize=17]\n" + " 4 [label=\"97-128\", fillcolor=4 style=filled " + "colorscheme=ylorrd8 fixedsize=true shape=circle width=2 " + "fontsize=17]\n" + " 5 [label=\"129-160\", fillcolor=5 style=filled " + "colorscheme=ylorrd8 fixedsize=true shape=circle width=2 " + "fontsize=17]\n" + " 6 [label=\"161-192\", fillcolor=6 style=filled " + "colorscheme=ylorrd8 fixedsize=true shape=circle width=2 " + "fontsize=17]\n" + " 7 [label=\"193-224\", fillcolor=7 style=filled " + "colorscheme=ylorrd8 fixedsize=true shape=circle width=2 " + "fontsize=17]\n" + " 8 [label=\"224+\", fillcolor=8 style=filled " + "colorscheme=ylorrd8 fixedsize=true shape=circle width=2 " + "fontsize=17]\n"); + format__ (vm, fd, "%s", + " 0 -> 1 -> 2 -> 3 -> 4 [style=\"invis\",weight =100]\n " + " 5 -> 6 -> 7 -> 8 [style=\"invis\",weight =100]\n }\n " + " subgraph cluster_size {\n label=\"Cycles/Packet\"\n " + " style=\"solid\"\n labelloc = b\n"); + format__ ( + vm, fd, "%s", + " a[label=\"0\",fixedsize=true shape=circle width=1] \n" + " b[label=\"10\",fixedsize=true shape=circle width=2 " + "fontsize=17]\n" + " c[label=\"100\",fixedsize=true shape=circle width=3 " + "fontsize=20]\n" + " d[label=\"1000\",fixedsize=true shape=circle width=4 " + "fontsize=23]\n" + " a -> b -> c -> d [style=\"invis\",weight =100]\n }\n }\n"); + + vlib_worker_thread_barrier_sync (vm); + for (j = 0; j < vec_len (nm->nodes); j++) + { + vlib_node_t *n; + n = nm->nodes[j]; + vlib_node_sync_stats (vm, n); + } + + /* Updating the stats for multithreaded use cases. + * We need to dup the nodes to sum the stats from all threads.*/ + nodes = vec_dup (nm->nodes); + for (i = 1; i < vlib_get_n_threads (); i++) + { + vlib_node_main_t *nm_clone; + vlib_main_t *vm_clone; + vlib_node_runtime_t *rt; + vlib_node_t *n; + + vm_clone = vlib_get_main_by_index (i); + nm_clone = &vm_clone->node_main; + + for (j = 0; j < vec_len (nm_clone->nodes); j++) + { + n = nm_clone->nodes[j]; + + rt = vlib_node_get_runtime (vm_clone, n->index); + /* Sync the stats directly in the duplicated node.*/ + vlib_node_runtime_sync_stats_node (nodes[j], rt, 0, 0, 0); + } + } + vlib_worker_thread_barrier_release (vm); + + for (i = 0; i < vec_len (nodes); i++) + { + u64 p, c, l; + c = nodes[i]->stats_total.calls - nodes[i]->stats_last_clear.calls; + p = + nodes[i]->stats_total.vectors - nodes[i]->stats_last_clear.vectors; + l = nodes[i]->stats_total.clocks - nodes[i]->stats_last_clear.clocks; + + if ((both && c > 0 && p > 0) || (calls_filter && c > 0) || + (vectors_filter && p > 0)) + { + format__ (vm, fd, " \"%v\" [shape=circle", nodes[i]->name); + /*Changing the size and the font of nodes that receive packets*/ + if (p > 0) + { + f64 x = (f64) l / (f64) p; + f64 size_ratio = (1 + log10 (x + 1)); + format__ (vm, fd, " width=%.2f fontsize=%.2f fixedsize=true", + size_ratio, 11 + 3 * size_ratio); + /*Coloring nodes that are indeed called*/ + if (c > 0) + { + u64 color = ((p - 1) / (32 * c)) + 1; + color = clib_min (color, 8); + format__ ( + vm, fd, + " fillcolor=%u style=filled colorscheme=ylorrd8", + color); + } + } + format__ (vm, fd, "]\n"); + } + else + { + clib_bitmap_set (active, i, 0); + } + } + } + + clib_bitmap_foreach (i, active) + { + for (j = 0; j < vec_len (nodes[i]->next_nodes); j++) + { + if (nodes[i]->next_nodes[j] == VLIB_INVALID_NODE_INDEX) + continue; + + if (!filter || clib_bitmap_get (active, nodes[i]->next_nodes[j])) + { + format__ (vm, fd, " \"%v\" -> \"%v\"\n", nodes[i]->name, + nodes[nodes[i]->next_nodes[j]]->name); + } + } + } + + format__ (vm, fd, "}\n"); + + if (fd >= 0) + { + /*Dumping all the nodes saturates dot capacities to render a directed + * graph. In this case, prefer using he fdp command to generate an + * undirected graph. */ + const char *soft = filter ? "dot" : "fdp"; + vlib_cli_output ( + vm, "vlib graph dumped into `%s'. Run eg. `%s -Tsvg -O %s'.", + chroot_filename, soft, chroot_filename); + } + + clib_bitmap_free (active); + vec_free (chroot_filename); + if (filter) + vec_free (nodes); + if (fd >= 0) + close (fd); + return error; +} + +/*? + * Dump dot files data to draw a graph of all the nodes. + * If the argument 'filter' is provided, only the active nodes (since the last + * "clear run" command) are selected and they are scaled and colored according + * to their utilization. You can choose to filter nodes that are called, + * nodes that receive vectors or both (default). + * The 'file' option allows to save data in a temp file. + * + * @cliexpar + * @clistart + * show vlib graphviz + * show vlib graphviz filter file tmpfile + * show vlib graphviz filter calls file tmpfile + * @cliend + * @cliexcmd{show vlib graphviz [filter][calls][vectors][file ]} +?*/ +/* *INDENT-OFF* */ +VLIB_CLI_COMMAND (show_node_graphviz_command, static) = { + .path = "show vlib graphviz", + .short_help = "Dump packet processing node graph as a graphviz dotfile", + .function = show_node_graphviz, + .is_mp_safe = 1, +}; +/* *INDENT-ON* */ + +static u8 * +format_vlib_node_state (u8 * s, va_list * va) +{ + vlib_main_t *vm = va_arg (*va, vlib_main_t *); + vlib_node_t *n = va_arg (*va, vlib_node_t *); + char *state; + + state = "active"; + if (n->type == VLIB_NODE_TYPE_PROCESS) + { + vlib_process_t *p = vlib_get_process_from_node (vm, n); + + switch (p->flags & (VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK + | VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT)) + { + default: + if (!(p->flags & VLIB_PROCESS_IS_RUNNING)) + state = "done"; + break; + + case VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK: + state = "time wait"; + break; + + case VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT: + state = "event wait"; + break; + + case (VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT | VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK): + state = + "any wait"; + break; + } + } + else if (n->type != VLIB_NODE_TYPE_INTERNAL) + { + state = "polling"; + if (n->state == VLIB_NODE_STATE_DISABLED) + state = "disabled"; + else if (n->state == VLIB_NODE_STATE_INTERRUPT) + state = "interrupt wait"; + } + + return format (s, "%s", state); +} + static u8 * format_vlib_node_stats (u8 * s, va_list * va) { @@ -95,27 +385,27 @@ format_vlib_node_stats (u8 * s, va_list * va) vlib_node_t *n = va_arg (*va, vlib_node_t *); int max = va_arg (*va, int); f64 v; - char *state; u8 *ns; u8 *misc_info = 0; u64 c, p, l, d; f64 x; f64 maxc, maxcn; u32 maxn; - uword indent; + u32 indent; if (!n) { if (max) - return format (s, - "%=30s%=17s%=16s%=16s%=16s%=16s", - "Name", "Max Node Clocks", "Vectors at Max", - "Max Clocks", "Avg Clocks", "Avg Vectors/Call"); + s = format (s, + "%=30s%=17s%=16s%=16s%=16s%=16s", + "Name", "Max Node Clocks", "Vectors at Max", + "Max Clocks", "Avg Clocks", "Avg Vectors/Call"); else - return format (s, - "%=30s%=12s%=16s%=16s%=16s%=16s%=16s", - "Name", "State", "Calls", "Vectors", "Suspends", - "Clocks", "Vectors/Call"); + s = format (s, + "%=30s%=12s%=16s%=16s%=16s%=16s%=16s", + "Name", "State", "Calls", "Vectors", "Suspends", + "Clocks", "Vectors/Call"); + return s; } indent = format_get_indent (s); @@ -145,7 +435,6 @@ format_vlib_node_stats (u8 * s, va_list * va) else v = 0; - state = "active"; if (n->type == VLIB_NODE_TYPE_PROCESS) { vlib_process_t *p = vlib_get_process_from_node (vm, n); @@ -154,46 +443,15 @@ format_vlib_node_stats (u8 * s, va_list * va) being handled. */ if (!clib_bitmap_is_zero (p->non_empty_event_type_bitmap)) misc_info = format (misc_info, "events pending, "); - - switch (p->flags & (VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK - | VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT)) - { - default: - if (!(p->flags & VLIB_PROCESS_IS_RUNNING)) - state = "done"; - break; - - case VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK: - state = "time wait"; - break; - - case VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT: - state = "event wait"; - break; - - case (VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_EVENT | VLIB_PROCESS_IS_SUSPENDED_WAITING_FOR_CLOCK): - state = - "any wait"; - break; - } } - else if (n->type != VLIB_NODE_TYPE_INTERNAL) - { - state = "polling"; - if (n->state == VLIB_NODE_STATE_DISABLED) - state = "disabled"; - else if (n->state == VLIB_NODE_STATE_INTERRUPT) - state = "interrupt wait"; - } - ns = n->name; if (max) s = format (s, "%-30v%=17.2e%=16d%=16.2e%=16.2e%=16.2e", ns, maxc, maxn, maxcn, x, v); else - s = format (s, "%-30v%=12s%16Ld%16Ld%16Ld%16.2e%16.2f", ns, state, - c, p, d, x, v); + s = format (s, "%-30v%=12U%16Ld%16Ld%16Ld%16.2e%16.2f", ns, + format_vlib_node_state, vm, n, c, p, d, x, v); if (ns != n->name) vec_free (ns); @@ -207,6 +465,13 @@ format_vlib_node_stats (u8 * s, va_list * va) return s; } +f64 vlib_get_stat_segment_update_rate (void) __attribute__ ((weak)); +f64 +vlib_get_stat_segment_update_rate (void) +{ + return 1e70; +} + static clib_error_t * show_node_runtime (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) @@ -216,8 +481,7 @@ show_node_runtime (vlib_main_t * vm, f64 time_now; u32 node_index; vlib_node_t ***node_dups = 0; - f64 *vectors_per_main_loop = 0; - f64 *last_vector_length_per_node = 0; + f64 *internal_node_vector_rates = 0; time_now = vlib_time_now (vm); @@ -234,9 +498,9 @@ show_node_runtime (vlib_main_t * vm, uword i, j; f64 dt; u64 n_input, n_output, n_drop, n_punt; - u64 n_internal_vectors, n_internal_calls; u64 n_clocks, l, v, c, d; int brief = 1; + int summary = 0; int max = 0; vlib_main_t **stat_vms = 0, *stat_vm; @@ -247,17 +511,15 @@ show_node_runtime (vlib_main_t * vm, brief = 0; if (unformat (input, "max") || unformat (input, "m")) max = 1; + if (unformat (input, "summary") || unformat (input, "sum") + || unformat (input, "su")) + summary = 1; - if (vec_len (vlib_mains) == 0) - vec_add1 (stat_vms, vm); - else + for (i = 0; i < vlib_get_n_threads (); i++) { - for (i = 0; i < vec_len (vlib_mains); i++) - { - stat_vm = vlib_mains[i]; - if (stat_vm) - vec_add1 (stat_vms, stat_vm); - } + stat_vm = vlib_get_main_by_index (i); + if (stat_vm) + vec_add1 (stat_vms, stat_vm); } /* @@ -280,10 +542,8 @@ show_node_runtime (vlib_main_t * vm, nodes = vec_dup (nm->nodes); vec_add1 (node_dups, nodes); - vec_add1 (vectors_per_main_loop, - vlib_last_vectors_per_main_loop_as_f64 (stat_vm)); - vec_add1 (last_vector_length_per_node, - vlib_last_vector_length_per_node (stat_vm)); + vec_add1 (internal_node_vector_rates, + vlib_internal_node_vector_rate (stat_vm)); } vlib_worker_thread_barrier_release (vm); @@ -296,7 +556,6 @@ show_node_runtime (vlib_main_t * vm, vec_sort_with_function (nodes, node_cmp); n_input = n_output = n_drop = n_punt = n_clocks = 0; - n_internal_vectors = n_internal_calls = 0; for (i = 0; i < vec_len (nodes); i++) { n = nodes[i]; @@ -305,7 +564,6 @@ show_node_runtime (vlib_main_t * vm, n_clocks += l; v = n->stats_total.vectors - n->stats_last_clear.vectors; - c = n->stats_total.calls - n->stats_last_clear.calls; switch (n->type) { @@ -316,11 +574,6 @@ show_node_runtime (vlib_main_t * vm, n_output += (n->flags & VLIB_NODE_FLAG_IS_OUTPUT) ? v : 0; n_drop += (n->flags & VLIB_NODE_FLAG_IS_DROP) ? v : 0; n_punt += (n->flags & VLIB_NODE_FLAG_IS_PUNT) ? v : 0; - if (!(n->flags & VLIB_NODE_FLAG_IS_OUTPUT)) - { - n_internal_vectors += v; - n_internal_calls += c; - } if (n->flags & VLIB_NODE_FLAG_IS_HANDOFF) n_input += v; break; @@ -331,15 +584,15 @@ show_node_runtime (vlib_main_t * vm, } } - if (vec_len (vlib_mains)) + if (vlib_get_n_threads () > 1) { vlib_worker_thread_t *w = vlib_worker_threads + j; if (j > 0) vlib_cli_output (vm, "---------------"); - if (w->lcore_id > -1) + if (w->cpu_id > -1) vlib_cli_output (vm, "Thread %d %s (lcore %u)", j, w->name, - w->lcore_id); + w->cpu_id); else vlib_cli_output (vm, "Thread %d %s", j, w->name); } @@ -347,39 +600,39 @@ show_node_runtime (vlib_main_t * vm, dt = time_now - nm->time_last_runtime_stats_clear; vlib_cli_output (vm, - "Time %.1f, average vectors/node %.2f, last %d main loops %.2f per node %.2f" - "\n vector rates in %.4e, out %.4e, drop %.4e, punt %.4e", + "Time %.1f, %f sec internal node vector rate %.2f loops/sec %.2f\n" + " vector rates in %.4e, out %.4e, drop %.4e, punt %.4e", dt, - (n_internal_calls > 0 - ? (f64) n_internal_vectors / (f64) n_internal_calls - : 0), - 1 << VLIB_LOG2_MAIN_LOOPS_PER_STATS_UPDATE, - vectors_per_main_loop[j], - last_vector_length_per_node[j], + vlib_get_stat_segment_update_rate (), + internal_node_vector_rates[j], + stat_vm->loops_per_second, (f64) n_input / dt, (f64) n_output / dt, (f64) n_drop / dt, (f64) n_punt / dt); - vlib_cli_output (vm, "%U", format_vlib_node_stats, stat_vm, 0, max); - for (i = 0; i < vec_len (nodes); i++) + if (summary == 0) { - c = - nodes[i]->stats_total.calls - - nodes[i]->stats_last_clear.calls; - d = - nodes[i]->stats_total.suspends - - nodes[i]->stats_last_clear.suspends; - if (c || d || !brief) + vlib_cli_output (vm, "%U", format_vlib_node_stats, stat_vm, + 0, max); + for (i = 0; i < vec_len (nodes); i++) { - vlib_cli_output (vm, "%U", format_vlib_node_stats, stat_vm, - nodes[i], max); + c = + nodes[i]->stats_total.calls - + nodes[i]->stats_last_clear.calls; + d = + nodes[i]->stats_total.suspends - + nodes[i]->stats_last_clear.suspends; + if (c || d || !brief) + { + vlib_cli_output (vm, "%U", format_vlib_node_stats, + stat_vm, nodes[i], max); + } } } vec_free (nodes); } vec_free (stat_vms); vec_free (node_dups); - vec_free (vectors_per_main_loop); - vec_free (last_vector_length_per_node); + vec_free (internal_node_vector_rates); } return 0; @@ -404,16 +657,11 @@ clear_node_runtime (vlib_main_t * vm, vlib_main_t **stat_vms = 0, *stat_vm; vlib_node_runtime_t *r; - if (vec_len (vlib_mains) == 0) - vec_add1 (stat_vms, vm); - else + for (i = 0; i < vlib_get_n_threads (); i++) { - for (i = 0; i < vec_len (vlib_mains); i++) - { - stat_vm = vlib_mains[i]; - if (stat_vm) - vec_add1 (stat_vms, stat_vm); - } + stat_vm = vlib_get_main_by_index (i); + if (stat_vm) + vec_add1 (stat_vms, stat_vm); } vlib_worker_thread_barrier_sync (vm); @@ -451,6 +699,229 @@ VLIB_CLI_COMMAND (clear_node_runtime_command, static) = { }; /* *INDENT-ON* */ +static clib_error_t * +show_node (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 = 0; + vlib_node_main_t *nm = &vm->node_main; + vlib_node_t *n; + u8 *s = 0, *s2 = 0; + u32 i, node_index = ~0, verbose = 0; + char *type_str; + u8 valid_node_name = 0; + u64 cl, ca, v; + + 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, "index %u", &node_index)) + ; + else if (unformat (line_input, "verbose")) + verbose = 1; + else + if (unformat (line_input, "%U", unformat_vlib_node, vm, &node_index)) + valid_node_name = 1; + else if (!valid_node_name) + error = clib_error_return (0, "unknown node name: '%U'", + format_unformat_error, line_input); + else + error = clib_error_return (0, "unknown input '%U'", + format_unformat_error, line_input); + + if (error) + break; + } + + unformat_free (line_input); + + if (error) + return error; + + if (node_index >= vec_len (vm->node_main.nodes)) + return clib_error_return (0, "please specify valid node"); + + n = vlib_get_node (vm, node_index); + vlib_node_sync_stats (vm, n); + + switch (n->type) + { + case VLIB_NODE_TYPE_INTERNAL: + type_str = "internal"; + break; + case VLIB_NODE_TYPE_INPUT: + type_str = "input"; + break; + case VLIB_NODE_TYPE_PRE_INPUT: + type_str = "pre-input"; + break; + case VLIB_NODE_TYPE_PROCESS: + type_str = "process"; + break; + default: + type_str = "unknown"; + } + + if (n->sibling_of) + s = format (s, ", sibling-of %s", n->sibling_of); + + vlib_cli_output (vm, "node %v, type %s, state %U, index %d%v\n", + n->name, type_str, format_vlib_node_state, vm, n, + n->index, s); + vec_reset_length (s); + + if (n->node_fn_registrations) + { + vlib_node_fn_registration_t *fnr = n->node_fn_registrations; + vlib_node_fn_variant_t *v; + while (fnr) + { + v = vec_elt_at_index (vm->node_main.variants, fnr->march_variant); + if (vec_len (s) == 0) + s = format (s, "\n %-15s %=8s %6s %s", "Name", "Priority", + "Active", "Description"); + s = format (s, "\n %-15s %8d %=6s %s", v->suffix, v->priority, + fnr->function == n->function ? "yes" : "", v->desc); + fnr = fnr->next_registration; + } + } + else + s = format (s, "\n default only"); + vlib_cli_output (vm, " node function variants:%v\n", s); + vec_reset_length (s); + + for (i = 0; i < vec_len (n->next_nodes); i++) + { + vlib_node_t *pn; + if (n->next_nodes[i] == VLIB_INVALID_NODE_INDEX) + continue; + + pn = vec_elt (nm->nodes, n->next_nodes[i]); + + if (vec_len (s) == 0) + s = format (s, "\n %10s %10s %=30s %8s", + "next-index", "node-index", "Node", "Vectors"); + + s = format (s, "\n %=10u %=10u %=30v %=8llu", i, n->next_nodes[i], + pn->name, vec_elt (n->n_vectors_by_next_node, i)); + } + + if (vec_len (s) == 0) + s = format (s, "\n none"); + vlib_cli_output (vm, "\n next nodes:%v\n", s); + vec_reset_length (s); + + if (n->type == VLIB_NODE_TYPE_INTERNAL) + { + int j = 0; + /* *INDENT-OFF* */ + clib_bitmap_foreach (i, n->prev_node_bitmap) { + vlib_node_t *pn = vlib_get_node (vm, i); + if (j++ % 3 == 0) + s = format (s, "\n "); + s2 = format (s2, "%v (%u)", pn->name, i); + s = format (s, "%-35v", s2); + vec_reset_length (s2); + } + /* *INDENT-ON* */ + + if (vec_len (s) == 0) + s = format (s, "\n none"); + vlib_cli_output (vm, "\n known previous nodes:%v\n", s); + vec_reset_length (s); + vec_free (s2); + } + + if (!verbose) + goto done; + + s = format (s, "\n%8s %=12s %=12s %=12s %=12s %=12s\n", "Thread", "Calls", + "Clocks", "Vectors", "Max Clock", "Max Vectors"); + for (i = 0; i < vlib_get_n_threads (); i++) + { + n = vlib_get_node (vlib_get_main_by_index (i), node_index); + vlib_node_sync_stats (vlib_get_main_by_index (i), n); + + cl = n->stats_total.clocks - n->stats_last_clear.clocks; + ca = n->stats_total.calls - n->stats_last_clear.calls; + v = n->stats_total.vectors - n->stats_last_clear.vectors; + + s = format (s, "%=8u %=12lu %=12lu %=12lu %=12u %=12u\n", i, ca, cl, v, + n->stats_total.max_clock, n->stats_total.max_clock_n); + } + + vlib_cli_output (vm, "%v", s); + +done: + + vec_free (s); + return 0; +} + +/* *INDENT-OFF* */ +VLIB_CLI_COMMAND (show_node_command, static) = { + .path = "show node", + .short_help = "show node [index] ", + .function = show_node, +}; + +static clib_error_t * +set_node_fn(vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) +{ + unformat_input_t _line_input, *line_input = &_line_input; + u32 node_index, march_variant; + vlib_node_t *n; + clib_error_t *err = 0; + + if (!unformat_user (input, unformat_line_input, line_input)) + return 0; + + if (!unformat (line_input, "%U", unformat_vlib_node, vm, &node_index)) + { + err = clib_error_return (0, "please specify valid node name"); + goto done; + } + + if (!unformat (line_input, "%U", unformat_vlib_node_variant, &march_variant)) + { + err = clib_error_return (0, "please specify node function variant"); + goto done; + } + + n = vlib_get_node (vm, node_index); + + if (n->node_fn_registrations == 0) + { + err = clib_error_return (0, "node doesn't have function variants"); + goto done; + } + + if (vlib_node_set_march_variant (vm, node_index, march_variant)) + { + vlib_node_fn_variant_t *v; + v = vec_elt_at_index (vm->node_main.variants, march_variant); + err = clib_error_return (0, "node function variant '%s' not found", + v->suffix); + goto done; + } + + +done: + unformat_free (line_input); + return err; +} + +/* *INDENT-OFF* */ +VLIB_CLI_COMMAND (set_node_fn_command, static) = { + .path = "set node function", + .short_help = "set node function ", + .function = set_node_fn, +}; +/* *INDENT-ON* */ + /* Dummy function to get us linked in. */ void vlib_node_cli_reference (void)