acl-plugin: an elog-based tracing implementation for troubleshooting the conn cleaner...

[vpp.git] / src / plugins / acl / fa_node.h

diff --git a/src/plugins/acl/fa_node.h b/src/plugins/acl/fa_node.h
index 4f2d39b..7ef558e 100644 (file)
--- a/src/plugins/acl/fa_node.h
+++ b/src/plugins/acl/fa_node.h
@@ -172,4 +172,121 @@ void show_fa_sessions_hash(vlib_main_t * vm, u32 verbose);
 
 u8 *format_acl_plugin_5tuple (u8 * s, va_list * args);
 
+/* use like: elog_acl_maybe_trace_X1(am, "foobar: %d", "i4", int32_value); */
+
+#define elog_acl_maybe_trace_X1(am, acl_elog_trace_format_label, acl_elog_trace_format_args, acl_elog_val1)              \
+do {                                                                                                                     \
+  if (am->trace_sessions) {                                                                                              \
+    CLIB_UNUSED(struct { u8 available_space[18 - sizeof(acl_elog_val1)]; } *static_check);                               \
+    u16 thread_index = os_get_thread_index ();                                                                           \
+    vlib_worker_thread_t * w = vlib_worker_threads + thread_index;                                                       \
+    ELOG_TYPE_DECLARE (e) =                                                                                              \
+      {                                                                                                                  \
+        .format = "(%02d) " acl_elog_trace_format_label,                                                                 \
+        .format_args = "i2" acl_elog_trace_format_args,                                                                  \
+      };                                                                                                                 \
+    CLIB_PACKED(struct                                                                                                   \
+      {                                                                                                                  \
+        u16 thread;                                                                                                      \
+        typeof(acl_elog_val1) val1;                                                                                      \
+      }) *ed;                                                                                                            \
+    ed = ELOG_TRACK_DATA (&vlib_global_main.elog_main, e, w->elog_track);                                                \
+    ed->thread = thread_index;                                                                                           \
+    ed->val1 = acl_elog_val1;                                                                                            \
+  }                                                                                                                      \
+} while (0)
+
+
+/* use like: elog_acl_maybe_trace_X2(am, "foobar: %d some u64: %lu", "i4i8", int32_value, int64_value); */
+
+#define elog_acl_maybe_trace_X2(am, acl_elog_trace_format_label, acl_elog_trace_format_args,                             \
+                                                                                           acl_elog_val1, acl_elog_val2) \
+do {                                                                                                                     \
+  if (am->trace_sessions) {                                                                                              \
+    CLIB_UNUSED(struct { u8 available_space[18 - sizeof(acl_elog_val1) - sizeof(acl_elog_val2)]; } *static_check);       \
+    u16 thread_index = os_get_thread_index ();                                                                           \
+    vlib_worker_thread_t * w = vlib_worker_threads + thread_index;                                                       \
+    ELOG_TYPE_DECLARE (e) =                                                                                              \
+      {                                                                                                                  \
+        .format = "(%02d) " acl_elog_trace_format_label,                                                                 \
+        .format_args = "i2" acl_elog_trace_format_args,                                                                  \
+      };                                                                                                                 \
+    CLIB_PACKED(struct                                                                                                   \
+      {                                                                                                                  \
+        u16 thread;                                                                                                      \
+        typeof(acl_elog_val1) val1;                                                                                      \
+        typeof(acl_elog_val2) val2;                                                                                      \
+      }) *ed;                                                                                                            \
+    ed = ELOG_TRACK_DATA (&vlib_global_main.elog_main, e, w->elog_track);                                                \
+    ed->thread = thread_index;                                                                                           \
+    ed->val1 = acl_elog_val1;                                                                                            \
+    ed->val2 = acl_elog_val2;                                                                                            \
+  }                                                                                                                      \
+} while (0)
+
+
+/* use like: elog_acl_maybe_trace_X3(am, "foobar: %d some u64 %lu baz: %d", "i4i8i4", int32_value, u64_value, int_value); */
+
+#define elog_acl_maybe_trace_X3(am, acl_elog_trace_format_label, acl_elog_trace_format_args, acl_elog_val1,              \
+                                                                                           acl_elog_val2, acl_elog_val3) \
+do {                                                                                                                     \
+  if (am->trace_sessions) {                                                                                              \
+    CLIB_UNUSED(struct { u8 available_space[18 - sizeof(acl_elog_val1) - sizeof(acl_elog_val2)                           \
+                                               - sizeof(acl_elog_val3)]; } *static_check);                               \
+    u16 thread_index = os_get_thread_index ();                                                                           \
+    vlib_worker_thread_t * w = vlib_worker_threads + thread_index;                                                       \
+    ELOG_TYPE_DECLARE (e) =                                                                                              \
+      {                                                                                                                  \
+        .format = "(%02d) " acl_elog_trace_format_label,                                                                 \
+        .format_args = "i2" acl_elog_trace_format_args,                                                                  \
+      };                                                                                                                 \
+    CLIB_PACKED(struct                                                                                                   \
+      {                                                                                                                  \
+        u16 thread;                                                                                                      \
+        typeof(acl_elog_val1) val1;                                                                                      \
+        typeof(acl_elog_val2) val2;                                                                                      \
+        typeof(acl_elog_val3) val3;                                                                                      \
+      }) *ed;                                                                                                            \
+    ed = ELOG_TRACK_DATA (&vlib_global_main.elog_main, e, w->elog_track);                                                \
+    ed->thread = thread_index;                                                                                           \
+    ed->val1 = acl_elog_val1;                                                                                            \
+    ed->val2 = acl_elog_val2;                                                                                            \
+    ed->val3 = acl_elog_val3;                                                                                            \
+  }                                                                                                                      \
+} while (0)
+
+
+/* use like: elog_acl_maybe_trace_X4(am, "foobar: %d some int %d baz: %d bar: %d", "i4i4i4i4", int32_value, int32_value2, int_value, int_value); */
+
+#define elog_acl_maybe_trace_X4(am, acl_elog_trace_format_label, acl_elog_trace_format_args, acl_elog_val1,              \
+                                                                            acl_elog_val2, acl_elog_val3, acl_elog_val4) \
+do {                                                                                                                     \
+  if (am->trace_sessions) {                                                                                              \
+    CLIB_UNUSED(struct { u8 available_space[18 - sizeof(acl_elog_val1) - sizeof(acl_elog_val2)                           \
+                                               - sizeof(acl_elog_val3) -sizeof(acl_elog_val4)]; } *static_check);        \
+    u16 thread_index = os_get_thread_index ();                                                                           \
+    vlib_worker_thread_t * w = vlib_worker_threads + thread_index;                                                       \
+    ELOG_TYPE_DECLARE (e) =                                                                                              \
+      {                                                                                                                  \
+        .format = "(%02d) " acl_elog_trace_format_label,                                                                 \
+        .format_args = "i2" acl_elog_trace_format_args,                                                                  \
+      };                                                                                                                 \
+    CLIB_PACKED(struct                                                                                                   \
+      {                                                                                                                  \
+        u16 thread;                                                                                                      \
+        typeof(acl_elog_val1) val1;                                                                                      \
+        typeof(acl_elog_val2) val2;                                                                                      \
+        typeof(acl_elog_val3) val3;                                                                                      \
+        typeof(acl_elog_val4) val4;                                                                                      \
+      }) *ed;                                                                                                            \
+    ed = ELOG_TRACK_DATA (&vlib_global_main.elog_main, e, w->elog_track);                                                \
+    ed->thread = thread_index;                                                                                           \
+    ed->val1 = acl_elog_val1;                                                                                            \
+    ed->val2 = acl_elog_val2;                                                                                            \
+    ed->val3 = acl_elog_val3;                                                                                            \
+    ed->val4 = acl_elog_val4;                                                                                            \
+  }                                                                                                                      \
+} while (0)
+
+
 #endif