output: set tcp keepalive flag when desired

Update the stream keepalive flag to match the net keepalive setting. This is required for the upstream connection to get recycled Signed-off-by: Ben Chess <[email protected]>
fluent · Nov 7, 2023 · 5be576e · 5be576e
1 parent 13b2ec0
commit 5be576e
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/flb_output.c b/src/flb_output.c
@@ -1365,6 +1365,10 @@ int flb_output_upstream_set(struct flb_upstream *u, struct flb_output_instance *
         flags |= FLB_IO_TCP_KA;
     }
 
+    if (ins->net_setup.keepalive == FLB_TRUE) {
+        flags |= FLB_IO_TCP_KA;
+    }
+
     /* Set flags */
     flb_stream_enable_flags(&u->base, flags);