[tor-commits] [tor/master] hsv3: Start refactoring hs_config_client_authorization().

[dgoulet@xxxxxxxxxxxxxx]

commit 763f33729062ba015b10369dc767db3408733ad4
Author: George Kadianakis <desnacked@xxxxxxxxxx>
Date:   Mon Nov 25 17:40:22 2019 +0200

    hsv3: Start refactoring hs_config_client_authorization().
    
    - Remove key_dir which is useless.
    - Kill an indentation layer.
    
    We want to make it cleaner and slimmer so that we can reuse parts of it in the
    REMOVE command for removing the right client auth file.
---
 src/feature/hs/hs_client.c | 49 +++++++++++++++++++++++-----------------------
 1 file changed, 24 insertions(+), 25 deletions(-)

diff --git a/src/feature/hs/hs_client.c b/src/feature/hs/hs_client.c
index c4bfdd2d9..0247a0199 100644
--- a/src/feature/hs/hs_client.c
+++ b/src/feature/hs/hs_client.c
@@ -1957,7 +1957,6 @@ hs_config_client_authorization(const or_options_t *options,
 {
   int ret = -1;
   digest256map_t *auths = digest256map_new();
-  char *key_dir = NULL;
   smartlist_t *file_list = NULL;
   char *client_key_str = NULL;
   char *client_key_file_path = NULL;
@@ -1971,17 +1970,15 @@ hs_config_client_authorization(const or_options_t *options,
     goto end;
   }
 
-  key_dir = tor_strdup(options->ClientOnionAuthDir);
-
   /* Make sure the directory exists and is private enough. */
-  if (check_private_dir(key_dir, 0, options->User) < 0) {
+  if (check_private_dir(options->ClientOnionAuthDir, 0, options->User) < 0) {
     goto end;
   }
 
-  file_list = tor_listdir(key_dir);
+  file_list = tor_listdir(options->ClientOnionAuthDir);
   if (file_list == NULL) {
     log_warn(LD_REND, "Client authorization key directory %s can't be listed.",
-             key_dir);
+             options->ClientOnionAuthDir);
     goto end;
   }
 
@@ -2000,7 +1997,8 @@ hs_config_client_authorization(const or_options_t *options,
     }
 
     /* Create a full path for a file. */
-    client_key_file_path = hs_path_from_filename(key_dir, filename);
+    client_key_file_path = hs_path_from_filename(options->ClientOnionAuthDir,
+                                                 filename);
     client_key_str = read_file_to_str(client_key_file_path, 0, NULL);
     /* Free the file path immediately after using it. */
     tor_free(client_key_file_path);
@@ -2015,36 +2013,37 @@ hs_config_client_authorization(const or_options_t *options,
     /* Free immediately after using it. */
     tor_free(client_key_str);
 
-    if (auth) {
-      /* Parse the onion address to get an identity public key and use it
-       * as a key of global map in the future. */
-      if (hs_parse_address(auth->onion_address, &identity_pk,
-                           NULL, NULL) < 0) {
-        log_warn(LD_REND, "The onion address \"%s\" is invalid in "
-                          "file %s", filename, auth->onion_address);
-        client_service_authorization_free(auth);
-        continue;
-      }
+    if (!auth) {
+      continue;
+    }
 
-      if (digest256map_get(auths, identity_pk.pubkey)) {
+    /* Parse the onion address to get an identity public key and use it
+     * as a key of global map in the future. */
+    if (hs_parse_address(auth->onion_address, &identity_pk,
+                         NULL, NULL) < 0) {
+      log_warn(LD_REND, "The onion address \"%s\" is invalid in "
+               "file %s", filename, auth->onion_address);
+      client_service_authorization_free(auth);
+      continue;
+    }
+
+    if (digest256map_get(auths, identity_pk.pubkey)) {
         log_warn(LD_REND, "Duplicate authorization for the same hidden "
-                          "service address %s.",
+                 "service address %s.",
                  safe_str_client_opts(options, auth->onion_address));
         client_service_authorization_free(auth);
         goto end;
-      }
-
-      digest256map_set(auths, identity_pk.pubkey, auth);
-      log_info(LD_REND, "Loaded a client authorization key file %s.",
-               filename);
     }
+
+    digest256map_set(auths, identity_pk.pubkey, auth);
+    log_info(LD_REND, "Loaded a client authorization key file %s.",
+             filename);
   } SMARTLIST_FOREACH_END(filename);
 
   /* Success. */
   ret = 0;
 
  end:
-  tor_free(key_dir);
   tor_free(client_key_str);
   tor_free(client_key_file_path);
   if (file_list) {



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