From 7ec4d1b06ba171089d5d005b3a80768005c46f0d Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Thu, 13 Feb 2025 11:29:24 -0500
Subject: [PATCH] Add --keygen-family support.

---
 src/app/config/config.c           | 3 +++
 src/app/config/tor_cmdline_mode.h | 1 +
 src/app/main/main.c               | 3 +++
 src/app/main/ntmain.c             | 1 +
 4 files changed, 8 insertions(+)

diff --git a/src/app/config/config.c b/src/app/config/config.c
index a279507150..cdb31e4039 100644
--- a/src/app/config/config.c
+++ b/src/app/config/config.c
@@ -2489,6 +2489,9 @@ static const struct {
     .command=CMD_LIST_FINGERPRINT },
   { .name="--keygen",
     .command=CMD_KEYGEN },
+  { .name="--keygen-family",
+    .command=CMD_KEYGEN_FAMILY,
+    .takes_argument=ARGUMENT_NECESSARY },
   { .name="--key-expiration",
     .takes_argument=ARGUMENT_OPTIONAL,
     .command=CMD_KEY_EXPIRATION },
diff --git a/src/app/config/tor_cmdline_mode.h b/src/app/config/tor_cmdline_mode.h
index 989050b1b1..5e5b47cc77 100644
--- a/src/app/config/tor_cmdline_mode.h
+++ b/src/app/config/tor_cmdline_mode.h
@@ -23,6 +23,7 @@ typedef enum {
   CMD_VERIFY_CONFIG, /**< Running --verify-config. */
   CMD_DUMP_CONFIG, /**< Running --dump-config. */
   CMD_KEYGEN, /**< Running --keygen */
+  CMD_KEYGEN_FAMILY, /**< Running --keygen-family */
   CMD_KEY_EXPIRATION, /**< Running --key-expiration */
   CMD_IMMEDIATE, /**< Special value: indicates a command that is handled
                   * immediately during configuration processing. */
diff --git a/src/app/main/main.c b/src/app/main/main.c
index 705fa3abe9..285113c4f2 100644
--- a/src/app/main/main.c
+++ b/src/app/main/main.c
@@ -1387,6 +1387,9 @@ tor_run_main(const tor_main_configuration_t *tor_cfg)
   case CMD_KEYGEN:
     result = load_ed_keys(get_options(), time(NULL)) < 0;
     break;
+  case CMD_KEYGEN_FAMILY:
+    result = create_family_id_key(get_options()->command_arg);
+    break;
   case CMD_KEY_EXPIRATION:
     init_keys();
     result = log_cert_expiration();
diff --git a/src/app/main/ntmain.c b/src/app/main/ntmain.c
index 9f2f52fb2e..1e25fddff1 100644
--- a/src/app/main/ntmain.c
+++ b/src/app/main/ntmain.c
@@ -341,6 +341,7 @@ nt_service_main(void)
       case CMD_VERIFY_CONFIG:
       case CMD_DUMP_CONFIG:
       case CMD_KEYGEN:
+      case CMD_KEYGEN_FAMILY:
       case CMD_KEY_EXPIRATION:
         log_err(LD_CONFIG, "Unsupported command (--list-fingerprint, "
                "--hash-password, --keygen, --dump-config, --verify-config, "
-- 
2.47.3