Create 0001-tunneldigger-client-reset_broken_brokers.patch

net/tunneldigger/patches/0001-tunneldigger-client-reset_broken_brokers.patch

@@ -0,0 +1,39 @@
+diff --git a/client/l2tp_client.c b/client/l2tp_client.c
+index 16fdf3c..69ce54c 100644
+--- a/client/l2tp_client.c
++++ b/client/l2tp_client.c
+@@ -1431,10 +1431,6 @@ int main(int argc, char **argv)
+
+     // Reset availability information and standby setting.
+     for (i = 0; i < broker_cnt; i++) {
+-      // Re-enable all brokers if they are all broken
+-      if (working_brokers == 0) {
+-        brokers[i].broken = 0;
+-      }
+       if (brokers[i].broken) {
+         // Inhibit hostname resolution and connect process.
+         syslog(LOG_INFO, "Not trying %s:%s again as it broke last time we tried.",
+@@ -1442,11 +1438,6 @@ int main(int argc, char **argv)
+         brokers[i].ctx->state = STATE_FAILED;
+       }
+     }
+-    // Adapt working_brokers, needs updating if we re-enabled brokers
+-    if (working_brokers == 0) {
+-      syslog(LOG_INFO, "All brokers sent us an error, trying them all again.");
+-      working_brokers = broker_cnt;
+-    }
+
+     // Perform broker processing for 10 seconds or until all brokers are ready
+     // (whichever is shorter); since all contexts are in standby mode, all
+@@ -1476,6 +1467,11 @@ int main(int argc, char **argv)
+     if (i == -1) {
+       syslog(LOG_ERR, "No suitable brokers found. Retrying in 5 seconds");
+       sleep(5);
++      // Un-break all brokers.  There is no point in avoiding bad brokers if that means
++      // we have no candidates left.
++      for (i = 0; i < broker_cnt; i++) {
++        brokers[i].broken = 0;
++      }
+       continue;
+     }
+