[tor-commits] [tor/master] hs-v3: Bump hsdir_spread_store from 3 to 4

[nickm at torproject.org]

commit 7bb269548db1170b97457ef1b5a4e9267f62ecf2
Author: David Goulet <dgoulet at torproject.org>
Date:   Wed Nov 29 09:19:02 2017 -0500

    hs-v3: Bump hsdir_spread_store from 3 to 4
    
    Per the analysis in
    https://trac.torproject.org/projects/tor/ticket/23170#comment:17, this will
    greatly improve service reachability.
    
    Closes #24425
    
    Signed-off-by: David Goulet <dgoulet at torproject.org>
---
 changes/ticket24425 | 4 ++++
 src/or/hs_common.h  | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/changes/ticket24425 b/changes/ticket24425
new file mode 100644
index 000000000..aa6f082bc
--- /dev/null
+++ b/changes/ticket24425
@@ -0,0 +1,4 @@
+  o Minor bugfixes (hidden service v3):
+    - Bump hsdir_spread_store parameter from 3 to 4 in order to increase the
+      probability of reaching a service for a client missing microdescriptors.
+      Fixes bug 24425; bugfix on 0.3.2.1-alpha.
diff --git a/src/or/hs_common.h b/src/or/hs_common.h
index c95e59a6f..1ddbeb55f 100644
--- a/src/or/hs_common.h
+++ b/src/or/hs_common.h
@@ -114,7 +114,7 @@
 /* Default value of number of hsdir replicas (hsdir_n_replicas). */
 #define HS_DEFAULT_HSDIR_N_REPLICAS 2
 /* Default value of hsdir spread store (hsdir_spread_store). */
-#define HS_DEFAULT_HSDIR_SPREAD_STORE 3
+#define HS_DEFAULT_HSDIR_SPREAD_STORE 4
 /* Default value of hsdir spread fetch (hsdir_spread_fetch). */
 #define HS_DEFAULT_HSDIR_SPREAD_FETCH 3