client: plugins: tor: implement retries when bootstrapping

client/plugins/docker/tor.bash

@@ -102,12 +102,25 @@ function tor::start()
   local -r _sleep="30s"
   lib_utils::print_info "${global_container}: testing connection (bootstrapping ~${_sleep})"
   sleep "$_sleep" # Give time to bootstrap
-  # TODO: run timer to verify response (and fail if N times if no response)
-  docker exec "$global_container" \
-    /bin/bash -i -c "
-      proxychains curl -s https://check.torproject.org 2>/dev/null \
+
+  local _tries=1
+  while [ $_tries -ne 3 ]; do
+    lib_docker::exec "proxychains curl -s https://check.torproject.org 2>/dev/null \
         | grep -B3 'Your IP address appears to be' \
-      | sed -e 's/^      //g' -e '\$ s/[^\\.0-9]//g' -e '/^\$/d' -e '2,3d'" || lib_utils::die_fatal
+        | sed -e 's/^      //g' -e '\$ s/[^\\.0-9]//g' -e '/^\$/d' -e '2,3d' \
+        | grep -A2 --color=never Congratulations || exit 1 2>/dev/null" 2>/dev/null
+    if [ $? -ne 0 ]; then
+      lib_utils::print_warning "Could not bootstrap, trying again (${_tries}/3)"
+      docker exec "$tor_container" /bin/sh -c "pkill -HUP tor" || lib_utils::die_fatal
+      sleep "$_sleep"
+      ((_tries++))
+    else
+      break
+    fi
+  done
+  if [ $_tries -eq 3 ]; then
+    lib_utils::die_fatal "Could not successfully bootstrap! \`restart\` this instance"
+  fi
 }
 
 function tor::stop()