[tor-commits] [tor/master] Explicitly chmod AF_UNIX sockets to 0600 when *GroupWritable isn't specified

[nickm@xxxxxxxxxxxxxx]

commit 066acaf6b9e5c38fc392e85c14457f338d3c1dff
Author: Andrea Shepard <andrea@xxxxxxxxxxxxxx>
Date:   Tue Jan 13 00:27:04 2015 +0000

    Explicitly chmod AF_UNIX sockets to 0600 when *GroupWritable isn't specified
---
 src/or/connection.c |   10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/or/connection.c b/src/or/connection.c
index 0a7a6a8..a3c7019 100644
--- a/src/or/connection.c
+++ b/src/or/connection.c
@@ -1244,6 +1244,16 @@ connection_listener_new(const struct sockaddr *listensockaddr,
         log_warn(LD_FS,"Unable to make %s group-writable.", address);
         goto err;
       }
+    } else if ((type == CONN_TYPE_CONTROL_LISTENER &&
+                !(options->ControlSocketsGroupWritable)) ||
+               (type == CONN_TYPE_AP_LISTENER &&
+                !(options->SocksSocketsGroupWritable))) {
+      /* We need to use chmod; fchmod doesn't work on sockets on all
+       * platforms. */
+      if (chmod(address, 0600) < 0) {
+        log_warn(LD_FS,"Unable to make %s group-writable.", address);
+        goto err;
+      }
     }
 
     if (listen(s, SOMAXCONN) < 0) {



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