TSG-13630 tsg-service-chaining-engine使用mrzcpd捕获报文/回注报文

TSG-13685 tsg-service-chaining-engine使用VXLAN封装Steering/Mirroring的Package
2023-02-10 14:22:40 +08:00
parent 158e4e89e8
commit 737ca3d4be
23 changed files with 2397 additions and 358 deletions
--- a/platform/src/sce.cpp
+++ b/platform/src/sce.cpp
@@ -0,0 +1,133 @@
+#include <assert.h>
+#include <MESA/MESA_prof_load.h>
+
+#include "sce.h"
+#include "log.h"
+
+/******************************************************************************
+ * global_metrics
+ ******************************************************************************/
+
+struct global_metrics *global_metrics_create()
+{
+    struct global_metrics *metrics = (struct global_metrics *)calloc(1, sizeof(struct global_metrics));
+    assert(metrics == NULL);
+
+    return metrics;
+}
+
+void global_metrics_destory(struct global_metrics *metrics)
+{
+    if (metrics)
+    {
+        free(metrics);
+        metrics = NULL;
+    }
+}
+
+void global_metrics_dump(struct global_metrics *metrics)
+{
+    if (metrics)
+    {
+        LOG_INFO("%s: dev_endpoint_rx             : n_pkts : %6lu, n_bytes: %6lu", LOG_TAG_METRICS, metrics->dev_endpoint_rx.n_pkts, metrics->dev_endpoint_rx.n_bytes);
+        LOG_INFO("%s: dev_endpoint_tx             : n_pkts : %6lu, n_bytes: %6lu", LOG_TAG_METRICS, metrics->dev_endpoint_tx.n_pkts, metrics->dev_endpoint_tx.n_bytes);
+        LOG_INFO("%s: dev_endpoint_err_drop       : n_pkts : %6lu, n_bytes: %6lu", LOG_TAG_METRICS, metrics->dev_endpoint_err_drop.n_pkts, metrics->dev_endpoint_err_drop.n_bytes);
+
+        LOG_INFO("%s: dev_nf_interface_rx         : n_pkts : %6lu, n_bytes: %6lu", LOG_TAG_METRICS, metrics->dev_nf_interface_rx.n_pkts, metrics->dev_nf_interface_rx.n_bytes);
+        LOG_INFO("%s: dev_nf_interface_tx         : n_pkts : %6lu, n_bytes: %6lu", LOG_TAG_METRICS, metrics->dev_nf_interface_tx.n_pkts, metrics->dev_nf_interface_tx.n_bytes);
+        LOG_INFO("%s: dev_nf_interface_err_bypass : n_pkts : %6lu, n_bytes: %6lu", LOG_TAG_METRICS, metrics->dev_nf_interface_err_bypass.n_pkts, metrics->dev_nf_interface_err_bypass.n_bytes);
+
+        LOG_INFO("%s: hit_block_policy            : n_pkts : %6lu, n_bytes: %6lu", LOG_TAG_METRICS, metrics->hit_block_policy.n_pkts, metrics->hit_block_policy.n_bytes);
+        LOG_INFO("%s: hit_bypass_policy           : n_pkts : %6lu, n_bytes: %6lu", LOG_TAG_METRICS, metrics->hit_bypass_policy.n_pkts, metrics->hit_bypass_policy.n_bytes);
+
+        LOG_INFO("%s: current_session_num         : %6lu", LOG_TAG_METRICS, metrics->session_nums);
+    }
+}
+
+/******************************************************************************
+ * session_ctx
+ ******************************************************************************/
+
+struct session_ctx *session_ctx_new()
+{
+    struct session_ctx *ctx = (struct session_ctx *)calloc(1, sizeof(struct session_ctx));
+    assert(ctx != NULL);
+    return ctx;
+}
+
+void session_ctx_free(struct session_ctx *ctx)
+{
+    if (ctx)
+    {
+        if (ctx->first_ctrl_pkt.addr_string)
+        {
+            free(ctx->first_ctrl_pkt.addr_string);
+            ctx->first_ctrl_pkt.addr_string = NULL;
+        }
+
+        if (ctx->first_ctrl_pkt.header_data)
+        {
+            free(ctx->first_ctrl_pkt.header_data);
+            ctx->first_ctrl_pkt.header_data = NULL;
+        }
+
+        if (ctx->chaining)
+        {
+            selected_chaining_destory(ctx->chaining);
+            ctx->chaining = NULL;
+        }
+
+        free(ctx);
+        ctx = 0;
+    }
+}
+
+/******************************************************************************
+ * sce_ctx
+ ******************************************************************************/
+
+struct sce_ctx *sce_ctx_create(const char *profile)
+{
+    struct sce_ctx *ctx = (struct sce_ctx *)calloc(1, sizeof(struct sce_ctx));
+
+    MESA_load_profile_int_def(profile, "system", "firewall_sids", (int *)&(ctx->firewall_sids), 1001);
+    MESA_load_profile_int_def(profile, "system", "nr_worker_threads", (int *)&(ctx->nr_worker_threads), 8);
+    ctx->nr_worker_threads = MIN(ctx->nr_worker_threads, (int)(sizeof(ctx->work_threads) / sizeof(ctx->work_threads[0])));
+
+    ctx->io = packet_io_create(profile, ctx->nr_worker_threads);
+    if (ctx->io == NULL)
+    {
+        goto error_out;
+    }
+
+    ctx->metrics = global_metrics_create();
+    if (ctx->metrics == NULL)
+    {
+        goto error_out;
+    }
+
+    ctx->enforcer = policy_enforcer_create("SCE", profile, ctx->nr_worker_threads, NULL);
+    if (ctx->enforcer == NULL)
+    {
+        goto error_out;
+    }
+
+    return ctx;
+
+error_out:
+    sce_ctx_destory(ctx);
+    return NULL;
+}
+
+void sce_ctx_destory(struct sce_ctx *ctx)
+{
+    if (ctx)
+    {
+        policy_enforcer_destory(ctx->enforcer);
+        global_metrics_destory(ctx->metrics);
+        packet_io_destory(ctx->io);
+
+        free(ctx);
+        ctx = NULL;
+    }
+}