feat(net/lib): keep alive configured for client

2 files changed, 15 insertions, 3 deletions

diff --git a/lib/net/client.c b/lib/net/client.c
index 4150398..30511d2 100644
--- a/lib/net/client.c
+++ b/lib/net/client.c
@@ -27,6 +27,11 @@ conn_t* client_connect_to_server(const char* addr, const char* port) {
         exit(EXIT_FAILURE);
     }
 
+    if (conn_configure_tcpalive(conn) == -1) {
+        fprintf(stderr, "[client_connect_to_server] Unable to enable TCPALIVE\n");
+        exit(EXIT_FAILURE);
+    }
+
     free(conn_addr);
 
     return conn;
diff --git a/lib/net/common.c b/lib/net/common.c
index 6ed19ad..084d48d 100644
--- a/lib/net/common.c
+++ b/lib/net/common.c
@@ -1,8 +1,8 @@
 #include "./common.h"
 
-const uint32_t TCPALIVE_IDLE_TIME = 30;
-const uint32_t TCPALIVE_CHECK_INTVL = 10;
-const uint32_t TCPALIVE_CHECK_CNT = 5;
+const uint32_t TCPALIVE_IDLE_TIME = 3;
+const uint32_t TCPALIVE_CHECK_INTVL = 1;
+const uint32_t TCPALIVE_CHECK_CNT = 2;
 
 struct sockaddr_in* get_addr(const char* addr, const char* port) {
     struct addrinfo hints;
@@ -44,6 +44,13 @@ int conn_configure_tcpalive(conn_t* conn) {
         return -1;
     }
 
+    struct timeval tv = {
+        .tv_sec = TCPALIVE_IDLE_TIME,
+    };
+    if (setsockopt(conn->conn_socket_fd, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof(tv)) == -1) {
+        return -1;
+    }
+
     setsockopt_arg = TCPALIVE_IDLE_TIME;
     if (setsockopt(conn->conn_socket_fd, IPPROTO_TCP, TCP_KEEPIDLE, &setsockopt_arg, sizeof(setsockopt_arg)) == -1) {
         return -1;