将kni合并到tfe中

common/src/tfe_acceptor_kni.cpp

@@ -0,0 +1,115 @@
+#include <assert.h>
+#include <MESA/MESA_prof_load.h>
+
+#include "tfe_cmsg.h"
+#include "tfe_tap_rss.h"
+#include "tfe_acceptor_kni.h"
+#include "tfe_metrics.h"
+
+/******************************************************************************
+ * 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->cmsg)
+        {
+            tfe_cmsg_destroy(ctx->cmsg);
+        }
+
+        free(ctx);
+        ctx = 0;
+    }
+}
+
+
+/******************************************************************************
+ * acceptor_ctx
+ ******************************************************************************/
+struct acceptor_ctx *acceptor_ctx_create(const char *profile)
+{
+    int ret = 0;
+    struct acceptor_ctx *ctx = ALLOC(struct acceptor_ctx, 1);
+
+    MESA_load_profile_int_def(profile, "system", "firewall_sids", (int *)&(ctx->firewall_sids), 1001);
+    MESA_load_profile_int_def(profile, "system", "service_chaining_sids", (int *)&(ctx->sce_sids), 1002);
+    MESA_load_profile_int_def(profile, "system", "nr_worker_threads", (int *)&(ctx->nr_worker_threads), 8);
+    MESA_load_profile_uint_range(profile, "system", "cpu_affinity_mask", TFE_THREAD_MAX, (unsigned int *)ctx->cpu_affinity_mask);
+    ctx->nr_worker_threads = MIN(ctx->nr_worker_threads, TFE_THREAD_MAX);
+
+    CPU_ZERO(&ctx->coremask);
+    for (int i = 0; i < ctx->nr_worker_threads; i++)
+    {
+        int cpu_id = ctx->cpu_affinity_mask[i];
+        CPU_SET(cpu_id, &ctx->coremask);
+    }
+
+    ctx->io = packet_io_create(profile, ctx->nr_worker_threads, &ctx->coremask);
+    if (ctx->io == NULL)
+    {
+        goto error_out;
+    }
+
+    ctx->config = tfe_tap_config_create(profile, ctx->nr_worker_threads);
+    if (ctx->config == NULL)
+    {
+        goto error_out;
+    }
+
+    ctx->metrics = global_metrics_create();
+    if (ctx->metrics == NULL)
+    {
+        goto error_out;
+    }
+
+    // ctx->enforcer = policy_enforcer_create("KNI", profile, ctx->nr_worker_threads, NULL);
+    // if (ctx->enforcer == NULL)
+    // {
+    //     goto error_out;
+    // }
+
+    // if (policy_enforcer_register(ctx->enforcer) == -1)
+    // {
+    //     goto error_out;
+    // }
+
+    return ctx;
+
+error_out:
+    acceptor_ctx_destory(ctx);
+    return NULL;
+}
+
+void acceptor_ctx_destory(struct acceptor_ctx * ctx)
+{
+    if (ctx)
+    {
+        packet_io_destory(ctx->io);
+        tfe_tap_destory(ctx->config);
+
+        free(ctx);
+        ctx = NULL;
+    }
+    return;
+}