Move map related stuff to maps.h and run go generate tls_tapper.go

tap/tlstapper/bpf/golang_uprobes.c

@@ -9,17 +9,9 @@ Copyright (C) UP9 Inc.
 #include "include/headers.h"
 #include "include/maps.h"
 
-#define MAX_ENTRIES_LRU_HASH	(1 << 14)  // 16384
-#define MAX_ENTRIES_RINGBUFF	(1 << 24)  // 16777216
 #define BUFFER_SIZE_READ_WRITE  (1 << 19)  // 512 KiB
 
 
-struct socket {
-    __u32 pid;
-    __u32 fd;
-    __u32 key_dial;
-};
-
 struct golang_read_write {
     __u32 pid;
     __u32 fd;
@@ -30,14 +22,6 @@ struct golang_read_write {
     __u8 data[BUFFER_SIZE_READ_WRITE];
 };
 
-BPF_LRU_HASH(golang_socket_dials, __u64, struct socket);
-BPF_LRU_HASH(golang_dial_writes, __u32, struct socket);
-
-struct {
-    __uint(type, BPF_MAP_TYPE_RINGBUF);
-    __uint(max_entries, MAX_ENTRIES_RINGBUFF);
-} golang_read_writes SEC(".maps");
-
 const struct golang_read_write *unused __attribute__((unused));
 
 

tap/tlstapper/bpf/include/maps.h

@@ -53,6 +53,12 @@ struct fd_info {
     __u8 flags;
 };
 
+struct socket {
+    __u32 pid;
+    __u32 fd;
+    __u32 key_dial;
+};
+
 #define BPF_MAP(_name, _type, _key_type, _value_type, _max_entries)     \
     struct bpf_map_def SEC("maps") _name = {                            \
         .type = _type,                                                  \
@@ -83,4 +89,8 @@ BPF_LRU_HASH(file_descriptor_to_ipv4, __u64, struct fd_info);
 BPF_PERF_OUTPUT(chunks_buffer);
 BPF_PERF_OUTPUT(log_buffer);
 
+BPF_LRU_HASH(golang_socket_dials, __u64, struct socket);
+BPF_LRU_HASH(golang_dial_writes, __u32, struct socket);
+BPF_RINGBUF(golang_read_writes);
+
 #endif /* __MAPS__ */