Remove Pistache lib

src/oai_spgwu/CMakeLists.txt

@@ -300,5 +300,5 @@ ENDIF(STATIC_LINKING)
 
 # folly glog dl double-conversion for FB folly library
 target_link_libraries (spgwu ${ASAN}  -Wl,--start-group CN_UTILS SPGWU SPGW_SWITCH UDP GTPV1U PFCP 3GPP_COMMON_TYPES gflags glog dl double-conversion folly -Wl,--end-group
-pthread m rt config++  event boost_system pistache curl)
+pthread m rt config++  event boost_system curl)
 

src/spgwu/spgwu_nrf.cpp

@@ -32,10 +32,7 @@
 #include <stdexcept>
 #include <boost/uuid/random_generator.hpp>
 #include <boost/uuid/uuid_io.hpp>
-
 #include <curl/curl.h>
-#include <pistache/http.h>
-#include <pistache/mime.h>
 #include <nlohmann/json.hpp>
 
 #include "itti.hpp"
@@ -43,9 +40,6 @@
 #include "3gpp_29.510.h"
 #include "spgwu_config.hpp"
 
-using namespace Pistache::Http;
-using namespace Pistache::Http::Mime;
-
 using namespace spgwu;
 using json = nlohmann::json;
 
@@ -276,7 +270,7 @@ void spgwu_nrf::send_deregister_nf_instance(std::string& url) {
 void spgwu_nrf::generate_upf_profile() {
   // generate UUID
   generate_uuid();
-  //TODO: get hardcoded values from configuration file
+  // TODO: get hardcoded values from configuration file
   upf_profile.set_nf_instance_id(upf_instance_id);
   upf_profile.set_nf_instance_name("OAI-SMF");
   upf_profile.set_nf_type("SMF");