[tor-commits] [tor/master] Log an info-level message for each IP blocked by ExitPolicyRejectPrivate

[nickm at torproject.org]

commit eb1759e63cccc9fb870dfb2f87b21ce1e6d4df2d
Author: teor (Tim Wilson-Brown) <teor2345 at gmail.com>
Date:   Tue Sep 15 18:57:00 2015 +1000

    Log an info-level message for each IP blocked by ExitPolicyRejectPrivate
    
    Log an info-level message containing the reject line added to the
    exit policy for each local IP address blocked by ExitPolicyRejectPrivate:
     - Published IPv4 and IPv6 addresses
     - Publicly routable IPv4 and IPv6 interface addresses
---
 src/or/policies.c |    6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/or/policies.c b/src/or/policies.c
index 1031fc0..641b109 100644
--- a/src/or/policies.c
+++ b/src/or/policies.c
@@ -1014,6 +1014,8 @@ policies_parse_exit_policy_internal(config_line_t *cfg, smartlist_t **dest,
       char buf[POLICY_BUF_LEN];
       tor_snprintf(buf, sizeof(buf), "reject %s:*", fmt_addr32(local_address));
       append_exit_policy_string(dest, buf);
+      log_info(LD_CONFIG, "Adding a reject ExitPolicy '%s' for our published "
+               "IPv4 address", buf);
     }
     /* Reject our local IPv6 address */
     if (ipv6_exit && ipv6_local_address != NULL) {
@@ -1025,6 +1027,8 @@ policies_parse_exit_policy_internal(config_line_t *cfg, smartlist_t **dest,
         tor_snprintf(buf6, sizeof(buf6), "reject %s:*",
                      fmt_addr(ipv6_local_address));
         append_exit_policy_string(dest, buf6);
+        log_info(LD_CONFIG, "Adding a reject ExitPolicy '%s' for our "
+                 "published IPv6 address", buf6);
       }
     }
     /* Reject local addresses from public netblocks on any interface,
@@ -1061,6 +1065,8 @@ policies_parse_exit_policy_internal(config_line_t *cfg, smartlist_t **dest,
             tor_snprintf(bufif, sizeof(bufif), "reject6 %s:*",
                          fmt_addr(a));
             append_exit_policy_string(dest, bufif);
+            log_info(LD_CONFIG, "Adding a reject ExitPolicy '%s' for a local "
+                     "interface's public IPv6 address", bufif);
           }
         } SMARTLIST_FOREACH_END(a);
         free_interface_address6_list(public_addresses);