extract get_local_ip and get_peer_ip to app utility

@@ -35,6 +35,7 @@ using namespace std;
 #include <srs_app_config.hpp>
 #include <srs_core_autofree.hpp>
 #include <srs_kernel_utility.hpp>
+#include <srs_app_utility.hpp>
 
 SrsBandwidth::SrsBandwidth()
 {
@@ -86,13 +87,8 @@ int SrsBandwidth::bandwidth_test(SrsRequest* _req, st_netfd_t stfd, SrsRtmpServe
     // accept and do bandwidth check.
     last_check_time = time_now;
     
-    char* local_ip = 0;
-    if ((ret = get_local_ip(stfd, local_ip)) != ERROR_SUCCESS) {
-        srs_error("get local ip failed. ret = %d", ret);
-        return ret;
-    }
-
-    if ((ret = rtmp->response_connect_app(req, local_ip)) != ERROR_SUCCESS) {
+    std::string local_ip = srs_get_local_ip(st_netfd_fileno(stfd));
+    if ((ret = rtmp->response_connect_app(req, local_ip.c_str())) != ERROR_SUCCESS) {
         srs_error("response connect app failed. ret=%d", ret);
         return ret;
     }
@@ -100,40 +96,6 @@ int SrsBandwidth::bandwidth_test(SrsRequest* _req, st_netfd_t stfd, SrsRtmpServe
     return do_bandwidth_check();
 }
 
-int SrsBandwidth::get_local_ip(st_netfd_t stfd, char *&local_ip)
-{
-    int ret = ERROR_SUCCESS;
-
-    int fd = st_netfd_fileno(stfd);
-
-    // discovery client information
-    sockaddr_in addr;
-    socklen_t addrlen = sizeof(addr);
-    if (getsockname(fd, (sockaddr*)&addr, &addrlen) == -1) {
-        ret = ERROR_SOCKET_GET_LOCAL_IP;
-        srs_error("discovery local ip information failed. ret=%d", ret);
-        return ret;
-    }
-    srs_verbose("get local ip success.");
-
-    // ip v4 or v6
-    char buf[INET6_ADDRSTRLEN];
-    memset(buf, 0, sizeof(buf));
-
-    if ((inet_ntop(addr.sin_family, &addr.sin_addr, buf, sizeof(buf))) == NULL) {
-        ret = ERROR_SOCKET_GET_LOCAL_IP;
-        srs_error("convert local ip information failed. ret=%d", ret);
-        return ret;
-    }
-
-    local_ip = new char[strlen(buf) + 1];
-    strcpy(local_ip, buf);
-
-    srs_verbose("get local ip of client ip=%s, fd=%d", buf, fd);
-
-    return ret;
-}
-
 int SrsBandwidth::do_bandwidth_check()
 {
     int ret = ERROR_SUCCESS;

@@ -84,7 +84,6 @@ public:
     */
     virtual int bandwidth_test(SrsRequest* _req, st_netfd_t stfd, SrsRtmpServer* _rtmp);
 private:
-    virtual int get_local_ip(st_netfd_t stfd, char *&local_ip);
     /**
     * used to process band width check from client.
     */

@@ -28,10 +28,10 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include <srs_kernel_log.hpp>
 #include <srs_kernel_error.hpp>
 #include <srs_app_server.hpp>
+#include <srs_app_utility.hpp>
 
 SrsConnection::SrsConnection(SrsServer* srs_server, st_netfd_t client_stfd)
 {
-    ip = NULL;
     server = srs_server;
     stfd = client_stfd;
     connection_id = 0;
@@ -58,6 +58,7 @@ int SrsConnection::cycle()
     
     _srs_context->generate_id();
     connection_id = _srs_context->get_id();
+    ip = srs_get_peer_ip(st_netfd_fileno(stfd));
     
     ret = do_cycle();
     
@@ -92,41 +93,5 @@ void SrsConnection::stop()
 {
     srs_close_stfd(stfd);
     srs_freep(pthread);
-    srs_freep(ip);
-}
-
-int SrsConnection::get_peer_ip()
-{
-    int ret = ERROR_SUCCESS;
-    
-    int fd = st_netfd_fileno(stfd);
-    
-    // discovery client information
-    sockaddr_in addr;
-    socklen_t addrlen = sizeof(addr);
-    if (getpeername(fd, (sockaddr*)&addr, &addrlen) == -1) {
-        ret = ERROR_SOCKET_GET_PEER_NAME;
-        srs_error("discovery client information failed. ret=%d", ret);
-        return ret;
-    }
-    srs_verbose("get peer name success.");
-
-    // ip v4 or v6
-    char buf[INET6_ADDRSTRLEN];
-    memset(buf, 0, sizeof(buf));
-    
-    if ((inet_ntop(addr.sin_family, &addr.sin_addr, buf, sizeof(buf))) == NULL) {
-        ret = ERROR_SOCKET_GET_PEER_IP;
-        srs_error("convert client information failed. ret=%d", ret);
-        return ret;
-    }
-    srs_verbose("get peer ip of client ip=%s, fd=%d", buf, fd);
-    
-    ip = new char[strlen(buf) + 1];
-    strcpy(ip, buf);
-    
-    srs_verbose("get peer ip success. ip=%s, fd=%d", ip, fd);
-    
-    return ret;
 }
 

@@ -30,6 +30,8 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 #include <srs_core.hpp>
 
+#include <string>
+
 #include <srs_app_st.hpp>
 #include <srs_app_thread.hpp>
 
@@ -39,10 +41,10 @@ class SrsConnection : public ISrsThreadHandler
 private:
     SrsThread* pthread;
 protected:
-    char* ip;
     SrsServer* server;
     st_netfd_t stfd;
     int connection_id;
+    std::string ip;
 public:
     SrsConnection(SrsServer* srs_server, st_netfd_t client_stfd);
     virtual ~SrsConnection();
@@ -53,8 +55,6 @@ public:
 protected:
     virtual int do_cycle() = 0;
     virtual void stop();
-protected:
-    virtual int get_peer_ip();
 };
 
 #endif
\ No newline at end of file

@@ -686,11 +686,7 @@ int SrsHttpApi::do_cycle()
 {
     int ret = ERROR_SUCCESS;
     
-    if ((ret = get_peer_ip()) != ERROR_SUCCESS) {
-        srs_error("get peer ip failed. ret=%d", ret);
-        return ret;
-    }
-    srs_trace("api get peer ip success. ip=%s", ip);
+    srs_trace("api get peer ip success. ip=%s", ip.c_str());
     
     // initialize parser
     if ((ret = parser->initialize(HTTP_REQUEST)) != ERROR_SUCCESS) {

@@ -514,11 +514,7 @@ int SrsHttpConn::do_cycle()
 {
     int ret = ERROR_SUCCESS;
     
-    if ((ret = get_peer_ip()) != ERROR_SUCCESS) {
-        srs_error("get peer ip failed. ret=%d", ret);
-        return ret;
-    }
-    srs_trace("http get peer ip success. ip=%s", ip);
+    srs_trace("http get peer ip success. ip=%s", ip.c_str());
     
     // initialize parser
     if ((ret = parser->initialize(HTTP_REQUEST)) != ERROR_SUCCESS) {

@@ -44,6 +44,7 @@ using namespace std;
 #include <srs_app_http_hooks.hpp>
 #include <srs_app_edge.hpp>
 #include <srs_app_kbps.hpp>
+#include <srs_app_utility.hpp>
 
 // when stream is busy, for example, streaming is already
 // publishing, when a new client to request to publish,
@@ -98,11 +99,7 @@ int SrsRtmpConn::do_cycle()
 {
     int ret = ERROR_SUCCESS;
     
-    if ((ret = get_peer_ip()) != ERROR_SUCCESS) {
-        srs_error("get peer ip failed. ret=%d", ret);
-        return ret;
-    }
-    srs_trace("serve client, peer ip=%s", ip);
+    srs_trace("serve client, peer ip=%s", ip.c_str());
 
     rtmp->set_recv_timeout(SRS_RECV_TIMEOUT_US);
     rtmp->set_send_timeout(SRS_SEND_TIMEOUT_US);
@@ -193,7 +190,8 @@ int SrsRtmpConn::service_cycle()
         return bandwidth->bandwidth_test(req, stfd, rtmp);
     }
     
-    if ((ret = rtmp->response_connect_app(req)) != ERROR_SUCCESS) {
+    std::string local_ip = srs_get_local_ip(st_netfd_fileno(stfd));
+    if ((ret = rtmp->response_connect_app(req, local_ip.c_str())) != ERROR_SUCCESS) {
         srs_error("response connect app failed. ret=%d", ret);
         return ret;
     }
@@ -299,7 +297,7 @@ int SrsRtmpConn::stream_service_cycle()
     
     bool enabled_cache = _srs_config->get_gop_cache(req->vhost);
     srs_trace("source found, ip=%s, url=%s, enabled_cache=%d, edge=%d", 
-        ip, req->get_stream_url().c_str(), enabled_cache, vhost_is_edge);
+        ip.c_str(), req->get_stream_url().c_str(), enabled_cache, vhost_is_edge);
     source->set_cache(enabled_cache);
     
     switch (type) {

@@ -33,6 +33,7 @@ using namespace std;
 #include <srs_kernel_log.hpp>
 #include <srs_app_config.hpp>
 #include <srs_kernel_utility.hpp>
+#include <srs_kernel_error.hpp>
 
 #define SRS_LOCAL_LOOP_IP "127.0.0.1"
 
@@ -494,3 +495,58 @@ vector<string>& srs_get_local_ipv4_ips()
 
     return _srs_system_ipv4_ips;
 }
+
+string srs_get_local_ip(int fd)
+{
+    std::string ip;
+
+    // discovery client information
+    sockaddr_in addr;
+    socklen_t addrlen = sizeof(addr);
+    if (getsockname(fd, (sockaddr*)&addr, &addrlen) == -1) {
+        return ip;
+    }
+    srs_verbose("get local ip success.");
+
+    // ip v4 or v6
+    char buf[INET6_ADDRSTRLEN];
+    memset(buf, 0, sizeof(buf));
+
+    if ((inet_ntop(addr.sin_family, &addr.sin_addr, buf, sizeof(buf))) == NULL) {
+        return ip;
+    }
+
+    ip = buf;
+
+    srs_verbose("get local ip of client ip=%s, fd=%d", buf, fd);
+
+    return ip;
+}
+
+string srs_get_peer_ip(int fd)
+{
+    std::string ip;
+    
+    // discovery client information
+    sockaddr_in addr;
+    socklen_t addrlen = sizeof(addr);
+    if (getpeername(fd, (sockaddr*)&addr, &addrlen) == -1) {
+        return ip;
+    }
+    srs_verbose("get peer name success.");
+
+    // ip v4 or v6
+    char buf[INET6_ADDRSTRLEN];
+    memset(buf, 0, sizeof(buf));
+    
+    if ((inet_ntop(addr.sin_family, &addr.sin_addr, buf, sizeof(buf))) == NULL) {
+        return ip;
+    }
+    srs_verbose("get peer ip of client ip=%s, fd=%d", buf, fd);
+    
+    ip = buf;
+    
+    srs_verbose("get peer ip success. ip=%s, fd=%d", ip, fd);
+    
+    return ip;
+}

@@ -353,4 +353,10 @@ extern void srs_update_platform_info();
 extern void srs_retrieve_local_ipv4_ips();
 extern std::vector<std::string>& srs_get_local_ipv4_ips();
 
+// get local or peer ip.
+// where local ip is the server ip which client connected.
+std::string srs_get_local_ip(int fd);
+// where peer ip is the client public ip which connected to server.
+std::string srs_get_peer_ip(int fd);
+
 #endif

@@ -51,7 +51,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #define ERROR_SOCKET_WRITE                  209
 #define ERROR_SOCKET_WAIT                   210
 #define ERROR_SOCKET_TIMEOUT                211
-#define ERROR_SOCKET_GET_LOCAL_IP           212
+//#define ERROR_SOCKET_GET_LOCAL_IP           212
 
 #define ERROR_RTMP_PLAIN_REQUIRED           300
 #define ERROR_RTMP_CHUNK_START              301