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-rw-r--r--VNFs/DPPD-PROX/stats_l4gen.c110
1 files changed, 110 insertions, 0 deletions
diff --git a/VNFs/DPPD-PROX/stats_l4gen.c b/VNFs/DPPD-PROX/stats_l4gen.c
new file mode 100644
index 00000000..37af7ac4
--- /dev/null
+++ b/VNFs/DPPD-PROX/stats_l4gen.c
@@ -0,0 +1,110 @@
+/*
+// Copyright (c) 2010-2017 Intel Corporation
+//
+// 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 <string.h>
+
+#include "prox_malloc.h"
+#include "prox_cfg.h"
+#include "stats_l4gen.h"
+#include "task_init.h"
+
+struct task_l4gen_stats {
+ struct task_base base;
+ struct l4_stats l4_stats;
+};
+
+struct stats_l4gen_manager {
+ uint16_t n_l4gen;
+ struct task_l4_stats task_l4_stats[0];
+};
+
+extern int last_stat;
+static struct stats_l4gen_manager *sl4m;
+
+int stats_get_n_l4gen(void)
+{
+ return sl4m->n_l4gen;
+}
+
+struct task_l4_stats *stats_get_l4_stats(uint32_t i)
+{
+ return &sl4m->task_l4_stats[i];
+}
+
+struct l4_stats_sample *stats_get_l4_stats_sample(uint32_t i, int l)
+{
+ return &sl4m->task_l4_stats[i].sample[l == last_stat];
+}
+
+static struct stats_l4gen_manager *alloc_stats_l4gen_manager(void)
+{
+ struct lcore_cfg *lconf;
+ uint32_t lcore_id = -1;
+ size_t mem_size;
+ uint32_t n_l4gen = 0;
+ const int socket_id = rte_lcore_to_socket_id(rte_lcore_id());
+
+ lcore_id = -1;
+ while (prox_core_next(&lcore_id, 0) == 0) {
+ lconf = &lcore_cfg[lcore_id];
+ for (uint8_t task_id = 0; task_id < lconf->n_tasks_all; ++task_id) {
+ struct task_args *targ = &lconf->targs[task_id];
+
+ if (!strcmp(targ->task_init->mode_str, "genl4"))
+ n_l4gen++;
+ }
+ }
+
+ mem_size = sizeof(struct stats_l4gen_manager) + sizeof(struct task_l4_stats) * n_l4gen;
+ return prox_zmalloc(mem_size, socket_id);
+}
+
+void stats_l4gen_init(void)
+{
+ struct lcore_cfg *lconf;
+ uint32_t lcore_id = -1;
+
+ sl4m = alloc_stats_l4gen_manager();
+
+ while(prox_core_next(&lcore_id, 0) == 0) {
+ lconf = &lcore_cfg[lcore_id];
+ for (uint8_t task_id = 0; task_id < lconf->n_tasks_all; ++task_id) {
+ struct task_args *targ = &lconf->targs[task_id];
+
+ if (!strcmp(targ->task_init->mode_str, "genl4")) {
+ sl4m->task_l4_stats[sl4m->n_l4gen].task = (struct task_l4gen_stats *)lconf->tasks_all[task_id];
+ sl4m->task_l4_stats[sl4m->n_l4gen].lcore_id = lcore_id;
+ sl4m->task_l4_stats[sl4m->n_l4gen].task_id = task_id;
+ sl4m->n_l4gen++;
+ }
+ }
+ }
+}
+
+void stats_l4gen_update(void)
+{
+ uint64_t before, after;
+
+ for (uint16_t i = 0; i < sl4m->n_l4gen; ++i) {
+ struct task_l4gen_stats *task_l4gen = sl4m->task_l4_stats[i].task;
+
+ before = rte_rdtsc();
+ sl4m->task_l4_stats[i].sample[last_stat].stats = task_l4gen->l4_stats;
+ after = rte_rdtsc();
+
+ sl4m->task_l4_stats[i].sample[last_stat].tsc = (before >> 1) + (after >> 1);
+ }
+}