- generate histograms with unique file names

2 files changed, 19 insertions, 3 deletions

diff --git a/src/nse/gnunet-service-nse.c b/src/nse/gnunet-service-nse.c
index 9ba4063da..43f358a81 100644
--- a/src/nse/gnunet-service-nse.c
+++ b/src/nse/gnunet-service-nse.c
@@ -1452,9 +1452,22 @@ key_generation_cb (void *cls,
   }
 #if ENABLE_HISTOGRAM
   if (GNUNET_OK ==
-      GNUNET_CONFIGURATION_get_value_filename (cfg, "NSE", "HISTOGRAM", &proof))
+      GNUNET_CONFIGURATION_get_value_filename (cfg, "NSE", "HISTOGRAM_DIR", &proof))
   {
-    wh = GNUNET_BIO_write_open (proof);
+    char *hostname;
+    char *hgram_file;
+
+    hostname = GNUNET_malloc (GNUNET_OS_get_hostname_max_length ());
+    if (0 == gethostname (hostname, HOST_NAME_MAX))
+    {
+      (void) GNUNET_asprintf (&hgram_file, "%s/%s_%jd.hist", 
+                              proof, hostname, (intmax_t) getpid);
+      wh = GNUNET_BIO_write_open (hgram_file);
+      GNUNET_free (hgram_file);
+    }
+    else
+      GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "gethostname");    
+    GNUNET_free (hostname);
     GNUNET_free (proof);
   }
 #endif
diff --git a/src/nse/nse.conf.in b/src/nse/nse.conf.in
index 374617fa8..84bbef5c5 100644
--- a/src/nse/nse.conf.in
+++ b/src/nse/nse.conf.in
@@ -10,7 +10,10 @@ UNIXPATH = /tmp/test-nse-service-nse.unix
 UNIX_MATCH_UID = NO
 UNIX_MATCH_GID = YES
 PROOFFILE = $SERVICEHOME/.nse-proof
-HISTOGRAM = $SERVICEHOME/nse-history.log
+
+# The directory where the NSE services logs timestamps everytime a size estime
+# flooding message is received
+HISTOGRAM_DIR = $SERVICEHOME
 
 # How 'slowly' should the proof-of-work be constructed (delay
 # between rounds); sane values between 0 and ~1000.