git/list[1] front-page[2] threads[3] people[4] search[5] about
 

[PATCH 10/27] upload-pack: move rev-list code out of check_non_tip()

From
Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Date
Jun 10, 2016, 12:26 UTC
Message-ID
<20160610122714.3341-11-pclouds@gmail.com>
In-Reply-To
<20160610122714.3341-1-pclouds@gmail.com>
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
 upload-pack.c | 36 +++++++++++++++++++++++-------------
 1 file changed, 23 insertions(+), 13 deletions(-)
diff --git a/upload-pack.c b/upload-pack.c
index 1e8b025..b6f3756 100644
--- a/upload-pack.c
+++ b/upload-pack.c
@@ -451,7 +451,7 @@ static int is_our_ref(struct object *o)
 	return o->flags & ((allow_hidden_ref ? HIDDEN_REF : 0) | OUR_REF);
 }
 
-static void check_non_tip(void)
+static int check_unreachable(struct object_array *src)
 {
 	static const char *argv[] = {
 		"rev-list", "--stdin", NULL,
@@ -461,14 +461,6 @@ static void check_non_tip(void)
 	char namebuf[42]; /* ^ + SHA-1 + LF */
 	int i;
 
-	/*
-	 * In the normal in-process case without
-	 * uploadpack.allowReachableSHA1InWant,
-	 * non-tip requests can never happen.
-	 */
-	if (!stateless_rpc && !(allow_unadvertised_object_request & ALLOW_REACHABLE_SHA1))
-		goto error;
-
 	cmd.argv = argv;
 	cmd.git_cmd = 1;
 	cmd.no_stderr = 1;
@@ -500,8 +492,8 @@ static void check_non_tip(void)
 		}
 	}
 	namebuf[40] = '\n';
-	for (i = 0; i < want_obj.nr; i++) {
-		o = want_obj.objects[i].item;
+	for (i = 0; i < src->nr; i++) {
+		o = src->objects[i].item;
 		if (is_our_ref(o))
 			continue;
 		memcpy(namebuf, oid_to_hex(&o->oid), GIT_SHA1_HEXSZ);
@@ -534,17 +526,35 @@ static void check_non_tip(void)
 		goto error;
 
 	/* All the non-tip ones are ancestors of what we advertised */
-	return;
+	return 1;
 
 error:
 	if (cmd.in >= 0)
 		close(cmd.in);
 	if (cmd.out >= 0)
 		close(cmd.out);
+	return 0;
+}
 
+static void check_non_tip(void)
+{
+	int i;
+
+	/*
+	 * In the normal in-process case without
+	 * uploadpack.allowReachableSHA1InWant,
+	 * non-tip requests can never happen.
+	 */
+	if (!stateless_rpc && !(allow_unadvertised_object_request & ALLOW_REACHABLE_SHA1))
+		goto error;
+	if (check_unreachable(&want_obj))
+		/* All the non-tip ones are ancestors of what we advertised */
+		return;
+
+error:
 	/* Pick one of them (we know there at least is one) */
 	for (i = 0; i < want_obj.nr; i++) {
-		o = want_obj.objects[i].item;
+		struct object *o = want_obj.objects[i].item;
 		if (!is_our_ref(o))
 			die("git upload-pack: not our ref %s",
 			    oid_to_hex(&o->oid));
-- 
2.8.2.524.g6ff3d78
Previous: Nguyễn Thái Ngọc DuyNext: Junio C Hamano
Message 17 of 64 in “nd/shallow-deepen updates”
  1. 00/27 nd/shallow-deepen updatesNguyễn Thái Ngọc Duy, Jun 10, 2016
  2. 08/27 upload-pack: tighten number parsing at "deepen" linesNguyễn Thái Ngọc Duy, Jun 10, 2016
  3. 09/27 upload-pack: make check_non_tip() clean things up errorNguyễn Thái Ngọc Duy, Jun 10, 2016
  4. Junio C HamanoJun 10, 2016
  5. 05/27 upload-pack: remove unused variable "backup"Nguyễn Thái Ngọc Duy, Jun 10, 2016
  6. Junio C HamanoJun 10, 2016
  7. 12/27 fetch-pack: use a common function for verbose printingNguyễn Thái Ngọc Duy, Jun 10, 2016
  8. 04/27 upload-pack: move "shallow" sending code out of deepen()Nguyễn Thái Ngọc Duy, Jun 10, 2016
  9. Junio C HamanoJun 10, 2016
  10. 11/27 fetch-pack: use skip_prefix() instead of starts_with()Nguyễn Thái Ngọc Duy, Jun 10, 2016
  11. 06/27 upload-pack: move "unshallow" sending code out of deepen()Nguyễn Thái Ngọc Duy, Jun 10, 2016
  12. Junio C HamanoJun 10, 2016
  13. 03/27 upload-pack: move shallow deepen code out of receive_needs()Nguyễn Thái Ngọc Duy, Jun 10, 2016
  14. 02/27 transport-helper.c: refactor set_helper_option()Nguyễn Thái Ngọc Duy, Jun 10, 2016
  15. 01/27 remote-curl.c: convert fetch_git() to use argv_arrayNguyễn Thái Ngọc Duy, Jun 10, 2016
  16. 07/27 upload-pack: use skip_prefix() instead of starts_with()Nguyễn Thái Ngọc Duy, Jun 10, 2016
  17. 10/27 upload-pack: move rev-list code out of check_non_tip()Nguyễn Thái Ngọc Duy, Jun 10, 2016
  18. Junio C HamanoJun 10, 2016
  19. 25/27 upload-pack: split check_unreachable() in two, prep for get_reachable_list()Nguyễn Thái Ngọc Duy, Jun 10, 2016
  20. 16/27 upload-pack: add deepen-since to cut shallow repos based on timeNguyễn Thái Ngọc Duy, Jun 10, 2016
  21. 17/27 fetch: define shallow boundary with --shallow-sinceNguyễn Thái Ngọc Duy, Jun 10, 2016
  22. 18/27 clone: define shallow clone boundary based on time with --shallow-sinceNguyễn Thái Ngọc Duy, Jun 10, 2016
  23. 24/27 t5500, t5539: tests for shallow depth excluding a refNguyễn Thái Ngọc Duy, Jun 10, 2016
  24. 23/27 clone: define shallow clone boundary with --shallow-excludeNguyễn Thái Ngọc Duy, Jun 10, 2016
  25. 21/27 upload-pack: support define shallow boundary by excluding revisionsNguyễn Thái Ngọc Duy, Jun 10, 2016
  26. 26/27 upload-pack: add get_reachable_list()Nguyễn Thái Ngọc Duy, Jun 10, 2016
  27. 27/27 fetch, upload-pack: --deepen=N extends shallow boundary by N commitsNguyễn Thái Ngọc Duy, Jun 10, 2016
  28. 22/27 fetch: define shallow boundary with --shallow-excludeNguyễn Thái Ngọc Duy, Jun 10, 2016
  29. 14/27 fetch-pack: use a separate flag for fetch in deepening modeNguyễn Thái Ngọc Duy, Jun 10, 2016
  30. 20/27 refs: add expand_ref()Nguyễn Thái Ngọc Duy, Jun 10, 2016
  31. 19/27 t5500, t5539: tests for shallow depth since a specific dateNguyễn Thái Ngọc Duy, Jun 10, 2016
  32. 15/27 shallow.c: implement a generic shallow boundary finder based on rev-listNguyễn Thái Ngọc Duy, Jun 10, 2016
  33. 13/27 fetch-pack.c: mark strings for translatingNguyễn Thái Ngọc Duy, Jun 10, 2016
  34. Eric SunshineJun 10, 2016
  35. Junio C HamanoJun 13, 2016
  36. Duy NguyenJun 14, 2016
  37. 00/27 nd/shallow-deepen updatesNguyễn Thái Ngọc Duy, Jun 12, 2016
  38. 01/27 remote-curl.c: convert fetch_git() to use argv_arrayNguyễn Thái Ngọc Duy, Jun 12, 2016
  39. 02/27 transport-helper.c: refactor set_helper_option()Nguyễn Thái Ngọc Duy, Jun 12, 2016
  40. 03/27 upload-pack: move shallow deepen code out of receive_needs()Nguyễn Thái Ngọc Duy, Jun 12, 2016
  41. 05/27 upload-pack: remove unused variable "backup"Nguyễn Thái Ngọc Duy, Jun 12, 2016
  42. 04/27 upload-pack: move "shallow" sending code out of deepen()Nguyễn Thái Ngọc Duy, Jun 12, 2016
  43. 06/27 upload-pack: move "unshallow" sending code out of deepen()Nguyễn Thái Ngọc Duy, Jun 12, 2016
  44. 07/27 upload-pack: use skip_prefix() instead of starts_with()Nguyễn Thái Ngọc Duy, Jun 12, 2016
  45. 08/27 upload-pack: tighten number parsing at "deepen" linesNguyễn Thái Ngọc Duy, Jun 12, 2016
  46. 09/27 upload-pack: make check_non_tip() clean things up on errorNguyễn Thái Ngọc Duy, Jun 12, 2016
  47. 11/27 fetch-pack: use skip_prefix() instead of starts_with()Nguyễn Thái Ngọc Duy, Jun 12, 2016
  48. 10/27 upload-pack: move rev-list code out of check_non_tip()Nguyễn Thái Ngọc Duy, Jun 12, 2016
  49. 12/27 fetch-pack: use a common function for verbose printingNguyễn Thái Ngọc Duy, Jun 12, 2016
  50. 13/27 fetch-pack.c: mark strings for translatingNguyễn Thái Ngọc Duy, Jun 12, 2016
  51. 14/27 fetch-pack: use a separate flag for fetch in deepening modeNguyễn Thái Ngọc Duy, Jun 12, 2016
  52. 15/27 shallow.c: implement a generic shallow boundary finder based on rev-listNguyễn Thái Ngọc Duy, Jun 12, 2016
  53. 16/27 upload-pack: add deepen-since to cut shallow repos based on timeNguyễn Thái Ngọc Duy, Jun 12, 2016
  54. 17/27 fetch: define shallow boundary with --shallow-sinceNguyễn Thái Ngọc Duy, Jun 12, 2016
  55. 18/27 clone: define shallow clone boundary based on time with --shallow-sinceNguyễn Thái Ngọc Duy, Jun 12, 2016
  56. 20/27 refs: add expand_ref()Nguyễn Thái Ngọc Duy, Jun 12, 2016
  57. 19/27 t5500, t5539: tests for shallow depth since a specific dateNguyễn Thái Ngọc Duy, Jun 12, 2016
  58. 22/27 fetch: define shallow boundary with --shallow-excludeNguyễn Thái Ngọc Duy, Jun 12, 2016
  59. 21/27 upload-pack: support define shallow boundary by excluding revisionsNguyễn Thái Ngọc Duy, Jun 12, 2016
  60. 24/27 t5500, t5539: tests for shallow depth excluding a refNguyễn Thái Ngọc Duy, Jun 12, 2016
  61. 23/27 clone: define shallow clone boundary with --shallow-excludeNguyễn Thái Ngọc Duy, Jun 12, 2016
  62. 25/27 upload-pack: split check_unreachable() in two, prep for get_reachable_list()Nguyễn Thái Ngọc Duy, Jun 12, 2016
  63. 26/27 upload-pack: add get_reachable_list()Nguyễn Thái Ngọc Duy, Jun 12, 2016
  64. 27/27 fetch, upload-pack: --deepen=N extends shallow boundary by N commitsNguyễn Thái Ngọc Duy, Jun 12, 2016

Read the whole thread, see it on lore, or plain text.

$ cat FOOTERMessages come from the public archive at lore.kernel.org/git, fetched every hour. The front page is chosen and written each morning by an AI editor and can be wrong; the threads themselves are the record. About and API. For agents: an MCP server at https://gitlist.dev/mcp, and any thread, story or person page as Markdown by adding .md to its URL (or sending Accept: text/markdown). Details in /llms.txt.