[tor-commits] [tor/master] New GETINFO target to check if geoip is loaded

[nickm@xxxxxxxxxxxxxx]

commit 96aed28f143298b33363a7a0ca997e2a4d2eae29
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Fri Aug 25 12:25:05 2017 -0400

    New GETINFO target to check if geoip is loaded
    
    Closes ticket 23237.
---
 changes/feature23237 | 4 ++++
 src/or/geoip.c       | 9 +++++++++
 2 files changed, 13 insertions(+)

diff --git a/changes/feature23237 b/changes/feature23237
new file mode 100644
index 000000000..261577261
--- /dev/null
+++ b/changes/feature23237
@@ -0,0 +1,4 @@
+  o Minor features (controller):
+    - Added new GETINFO targets ip-to-country/{ipv4,ipv6}-available, so
+      controllers can tell whether the geoip databases are loaded.
+      Closes ticket 23237.
diff --git a/src/or/geoip.c b/src/or/geoip.c
index 65d00b865..3944b2cf6 100644
--- a/src/or/geoip.c
+++ b/src/or/geoip.c
@@ -1665,6 +1665,15 @@ getinfo_helper_geoip(control_connection_t *control_conn,
     sa_family_t family;
     tor_addr_t addr;
     question += strlen("ip-to-country/");
+
+    if (!strcmp(question, "ipv4-available") ||
+        !strcmp(question, "ipv6-available")) {
+      family = !strcmp(question, "ipv4-available") ? AF_INET : AF_INET6;
+      const int available = geoip_is_loaded(family);
+      tor_asprintf(answer, "%d", !! available);
+      return 0;
+    }
+
     family = tor_addr_parse(&addr, question);
     if (family != AF_INET && family != AF_INET6) {
       *errmsg = "Invalid address family";



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