Changeset 1713

Timestamp:

09/11/10 15:41:02 (3 years ago)

Author:

ahu

Message:

make rec_control dump-cache also dump the negative cache, so we can see what is going on

Location:

trunk/pdns/pdns

Files:

• rec_channel_rec.cc (modified) (1 diff)
• recursor_cache.cc (modified) (1 diff)
• syncres.cc (modified) (1 diff)

trunk/pdns/pdns/rec_channel_rec.cc

@@ -111 +111 @@
 
 
+static uint64_t dumpNegCache(SyncRes::negcache_t& negcache, int fd)
+{
+  FILE* fp=fdopen(dup(fd), "w");
+  if(!fp) { // dup probably failed
+    return 0;
+  }
+  fprintf(fp, "; negcache dump from thread follows\n;\n");
+  time_t now = time(0);
+  
+  typedef SyncRes::negcache_t::nth_index<1>::type sequence_t;
+  sequence_t& sidx=negcache.get<1>();
+
+  uint64_t count=0;
+  BOOST_FOREACH(const NegCacheEntry& neg, sidx)
+  {
+    ++count;
+    fprintf(fp, "%s IN %s %d VIA %s\n", neg.d_name.c_str(), neg.d_qtype.getName().c_str(), (unsigned int) (neg.d_ttd - now), neg.d_qname.c_str());
+  }
+  fclose(fp);
+  return count;
+}
+
 static uint64_t* pleaseDump(int fd)
 {
-  return new uint64_t(t_RC->doDump(fd));
+  return new uint64_t(t_RC->doDump(fd) + dumpNegCache(t_sstorage->negcache, fd));
 }
 

trunk/pdns/pdns/recursor_cache.cc

@@ -328 +328 @@
     return 0;
   }
-  fprintf(fp, "; dump from thread follows\n;\n");
+  fprintf(fp, "; main record cache dump from thread follows\n;\n");
   typedef cache_t::nth_index<1>::type sequence_t;
   sequence_t& sidx=d_cache.get<1>();

trunk/pdns/pdns/syncres.cc

@@ -662 +662 @@
     }
   }
-
 
   set<DNSResourceRecord> cset;