Changeset 206109f for lib

Timestamp:

09/03/15 15:18:11 (5 years ago)

Author:

Shane Alcock <salcock@…>

Branches:

4.0.1-hotfixes, cachetimestamps, develop, dpdk-ndag, etsilive, master, ndag_format, pfring, rc-4.0.1, rc-4.0.2, rc-4.0.3, rc-4.0.4, ringdecrementfix, ringperformance, ringtimestampfixes

Children:

13bcf9e, 93c9aff

Parents:

39c3ce7

Message:

Add ability to detect RT version mismatches

File:

• lib/format_rt.c (modified) (1 diff)

lib/format_rt.c

@@ -154 +154 @@
                 return -1;
         }
+
+        if (ntohl(connect_msg.type) == TRACE_RT_HELLO) {
+
+                if (connect_msg.length != sizeof(rt_hello_t)) {
+                        trace_set_err(libtrace, 
+                                        TRACE_ERR_INIT_FAILED,
+                                        "RT version mismatch: we are version 3, server is >= 4");
+                        return -1;
+                }
+        }
+
+        if (ntohl(connect_msg.type) == TRACE_RT_DENY_CONN) {
+
+                if (connect_msg.length != sizeof(rt_deny_conn_t)) {
+                        trace_set_err(libtrace, 
+                                        TRACE_ERR_INIT_FAILED,
+                                        "RT version mismatch: we are version 3, server is >= 4");
+                        return -1;
+                }
+        }
+
         
         switch (connect_msg.type) {