diff options
| author | Andreas Schneider <asn@samba.org> | 2018-11-28 09:20:58 +0100 |
|---|---|---|
| committer | Andreas Schneider <asn@samba.org> | 2019-02-12 16:54:18 +0100 |
| commit | e7c9380faf0f0557c202119f960026f8700667ee (patch) | |
| tree | 92bb44566c67d98056f8437a24608ec6d0d5da48 /src/socket_wrapper.c | |
| parent | cf436b6d3e1d2c85d47e76e19519e36672ac93b8 (diff) | |
| download | socket_wrapper-e7c9380faf0f0557c202119f960026f8700667ee.tar.gz socket_wrapper-e7c9380faf0f0557c202119f960026f8700667ee.tar.xz socket_wrapper-e7c9380faf0f0557c202119f960026f8700667ee.zip | |
swrap: Add env variable to disable deep binding
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
Diffstat (limited to 'src/socket_wrapper.c')
| -rw-r--r-- | src/socket_wrapper.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/src/socket_wrapper.c b/src/socket_wrapper.c index ca0a833..f9993a2 100644 --- a/src/socket_wrapper.c +++ b/src/socket_wrapper.c @@ -587,15 +587,25 @@ static void *swrap_load_lib_handle(enum swrap_lib lib) int i; #ifdef RTLD_DEEPBIND - const char *env = getenv("LD_PRELOAD"); + const char *env_preload = getenv("LD_PRELOAD"); + const char *env_deepbind = getenv("SOCKET_WRAPPER_DISABLE_DEEPBIND"); + bool enable_deepbind = true; /* Don't do a deepbind if we run with libasan */ - if (env != NULL && strlen(env) < 1024) { - const char *p = strstr(env, "libasan.so"); - if (p == NULL) { - flags |= RTLD_DEEPBIND; + if (env_preload != NULL && strlen(env_preload) < 1024) { + const char *p = strstr(env_preload, "libasan.so"); + if (p != NULL) { + enable_deepbind = false; } } + + if (env_deepbind != NULL && strlen(env_deepbind) >= 1) { + enable_deepbind = false; + } + + if (enable_deepbind) { + flags |= RTLD_DEEPBIND; + } #endif switch (lib) { |