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License: Apache License 2.0
in-process hook integrates legacy applications into v2pro stack transparently
License: Apache License 2.0
verify if recover() works
/go/src/github.com/didi/rdebug/koala # ./build.sh recorder
+++ dirname ./build.sh
++ cd ../.
++ pwd -P
+ RDEBUG=/go/src/github.com/didi/rdebug
+ case $1 in
+ export GOPATH=/tmp/build-golang
+ GOPATH=/tmp/build-golang
+ export 'CGO_CFLAGS=-DKOALA_LIBC_NETWORK_HOOK -DKOALA_LIBC_FILE_HOOK'
+ CGO_CFLAGS='-DKOALA_LIBC_NETWORK_HOOK -DKOALA_LIBC_FILE_HOOK'
+ export 'CGO_CPPFLAGS=-DKOALA_LIBC_NETWORK_HOOK -DKOALA_LIBC_FILE_HOOK'
+ CGO_CPPFLAGS='-DKOALA_LIBC_NETWORK_HOOK -DKOALA_LIBC_FILE_HOOK'
+ export 'CGO_CXXFLAGS=-std=c++11 -Wno-ignored-attributes'
+ CGO_CXXFLAGS='-std=c++11 -Wno-ignored-attributes'
+ exec go build -tags=koala_recorder -buildmode=c-shared -o /go/src/github.com/didi/rdebug/output/libs/koala-recorder.so github.com/didi/rdebug/koala/cmd/recorder
# github.com/didi/rdebug/koala/gateway/gw4libc
In file included from file_hook.cpp:11:
file_hook.cpp:73:11: error: redefinition of 'template<class ... Args> decltype (fopen(real::fopen::args ...)) real::fopen(Args ...)'
INTERPOSE(fopen)(const char *filename, const char *opentype) {
^~~~~
interpose.h:38:10: note: in definition of macro 'INTERPOSE'
auto NAME(Args... args) -> decltype(::NAME(args...)) { \
^~~~
file_hook.cpp:19:11: note: 'template<class ... Args> decltype (fopen(real::fopen::args ...)) real::fopen(Args ...)' previously declared here
INTERPOSE(fopen64)(const char *filename, const char *opentype) {
^~~~~~~
interpose.h:38:10: note: in definition of macro 'INTERPOSE'
auto NAME(Args... args) -> decltype(::NAME(args...)) { \
^~~~
file_hook.cpp:73:11: error: redefinition of 'FILE* fopen(const char*, const char*)'
INTERPOSE(fopen)(const char *filename, const char *opentype) {
^~~~~
interpose.h:49:31: note: in definition of macro 'INTERPOSE'
extern "C" decltype(::NAME) NAME __attribute__((weak, alias("__interpose_" #NAME))); \
^~~~
file_hook.cpp:19:11: note: 'FILE* fopen(const char*, const char*)' previously defined here
INTERPOSE(fopen64)(const char *filename, const char *opentype) {
^~~~~~~
interpose.h:49:31: note: in definition of macro 'INTERPOSE'
extern "C" decltype(::NAME) NAME __attribute__((weak, alias("__interpose_" #NAME))); \
^~~~
file_hook.cpp:101:11: error: redefinition of 'template<class ... Args> decltype (open(real::open::args ...)) real::open(Args ...)'
INTERPOSE(open)(const char *filename, int flags, ...) {
^~~~
interpose.h:38:10: note: in definition of macro 'INTERPOSE'
auto NAME(Args... args) -> decltype(::NAME(args...)) { \
^~~~
file_hook.cpp:47:11: note: 'template<class ... Args> decltype (open(real::open::args ...)) real::open(Args ...)' previously declared here
INTERPOSE(open64)(const char *filename, int flags, mode_t mode) {
^~~~~~
interpose.h:38:10: note: in definition of macro 'INTERPOSE'
auto NAME(Args... args) -> decltype(::NAME(args...)) { \
^~~~
file_hook.cpp:101:11: error: redefinition of 'int open(const char*, int, ...)'
INTERPOSE(open)(const char *filename, int flags, ...) {
^~~~
interpose.h:49:31: note: in definition of macro 'INTERPOSE'
extern "C" decltype(::NAME) NAME __attribute__((weak, alias("__interpose_" #NAME))); \
^~~~
file_hook.cpp:47:11: note: 'int open(const char*, int, ...)' previously defined here
INTERPOSE(open64)(const char *filename, int flags, mode_t mode) {
^~~~~~
interpose.h:49:31: note: in definition of macro 'INTERPOSE'
extern "C" decltype(::NAME) NAME __attribute__((weak, alias("__interpose_" #NAME))); \
^~~~
libfaketime will add extra overhead
verify recording works
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