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chore: add environment variable FALCO_GRPC_HOSTNAME

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Signed-off-by: Adrián Arroyo Calle <adrian.arroyocalle@gmail.com>
This commit is contained in:
Adrián Arroyo Calle 2019-11-19 16:57:06 +00:00 committed by Lorenzo Fontana
parent a084f17493
commit 52fbcefa1d
1 changed files with 9 additions and 4 deletions
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13
userspace/falco/falco_outputs.cpp
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@ -147,10 +147,15 @@ void falco_outputs::handle_event(gen_event *ev, string &rule, string &source,
std::lock_guard<std::mutex> guard(m_ls_semaphore);
lua_getglobal(m_ls, m_lua_output_event.c_str());
char hostname[1024];
int err = gethostname(hostname, sizeof(hostname));
if(err != 0){
string err = "Failed to get hostname";
throw falco_exception(err);
char* env_hostname = getenv("FALCO_GRPC_HOSTNAME");
if(env_hostname == NULL){
int err = gethostname(hostname, sizeof(hostname));
if(err != 0){
string err = "Failed to get hostname";
throw falco_exception(err);
}
}else{
strcpy(hostname, env_hostname);
}
if(lua_isfunction(m_ls, -1))
{