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[PATCH 5/5] transport: add support for multiple pre-push hooks

From
brian m. carlson <sandals@crustytoothpaste.net>
Date
Apr 24, 2019, 00:49 UTC
Message-ID
<20190424004948.728326-6-sandals@crustytoothpaste.net>
In-Reply-To
<20190424004948.728326-1-sandals@crustytoothpaste.net>
Add support for multiple pre-push hooks.
Remove find_hook since there are no longer any callers of it.
Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
---
 run-command.c            | 12 -----
 run-command.h            |  6 ---
 t/t5571-pre-push-hook.sh | 19 ++++++++
 transport.c              | 98 ++++++++++++++++++++++------------------
 4 files changed, 74 insertions(+), 61 deletions(-)
diff --git a/run-command.c b/run-command.c
index 669af5ebc7..2c387a7aef 100644
--- a/run-command.c
+++ b/run-command.c
@@ -1340,18 +1340,6 @@ static int has_hook(struct strbuf *path, int strip)
 	return 1;
 }
 
-const char *find_hook(const char *name)
-{
-	static struct strbuf path = STRBUF_INIT;
-
-	strbuf_reset(&path);
-	strbuf_git_path(&path, "hooks/%s", name);
-	if (has_hook(&path, 1)) {
-		return path.buf;
-	}
-	return NULL;
-}
-
 struct string_list *find_hooks(const char *name)
 {
 	struct string_list *list = xmalloc(sizeof(*list));
diff --git a/run-command.h b/run-command.h
index 7266dc2969..a657c09a6c 100644
--- a/run-command.h
+++ b/run-command.h
@@ -62,12 +62,6 @@ int finish_command(struct child_process *);
 int finish_command_in_signal(struct child_process *);
 int run_command(struct child_process *);
 
-/*
- * Returns the path to the hook file, or NULL if the hook is missing
- * or disabled. Note that this points to static storage that will be
- * overwritten by further calls to find_hook and run_hook_*.
- */
-extern const char *find_hook(const char *name);
 /*
  * Returns the paths to all hook files, or NULL if all hooks are missing or
  * disabled.
diff --git a/t/t5571-pre-push-hook.sh b/t/t5571-pre-push-hook.sh
index ac53d63869..754ad8eb93 100755
--- a/t/t5571-pre-push-hook.sh
+++ b/t/t5571-pre-push-hook.sh
@@ -2,6 +2,7 @@
 
 test_description='check pre-push hooks'
 . ./test-lib.sh
+. "$TEST_DIRECTORY/lib-hooks.sh"
 
 # Setup hook that always succeeds
 HOOKDIR="$(git rev-parse --git-dir)/hooks"
@@ -125,4 +126,22 @@ test_expect_success 'sigpipe does not cause pre-push hook failure' '
 	git push parent1 "refs/heads/b/*:refs/heads/b/*"
 '
 
+push_command () {
+	test_commit "$1" &&
+	git push hooks refs/heads/master:refs/heads/master
+}
+
+push_no_verify_command () {
+	test_commit "$1" &&
+	git push --no-verify hooks refs/heads/master:refs/heads/master
+}
+
+test_expect_success 'setup' '
+	git checkout master &&
+	git init --bare hooktest &&
+	git remote add hooks hooktest
+'
+
+test_multiple_hooks pre-push push_command push_no_verify_command
+
 test_done
diff --git a/transport.c b/transport.c
index d0608df5c9..a2a9437c5b 100644
--- a/transport.c
+++ b/transport.c
@@ -1049,61 +1049,73 @@ static int run_pre_push_hook(struct transport *transport,
 {
 	int ret = 0, x;
 	struct ref *r;
-	struct child_process proc = CHILD_PROCESS_INIT;
+	struct child_process proc;
+	struct string_list *hooks;
+	struct string_list_item *p;
 	struct strbuf buf;
 	const char *argv[4];
 
-	if (!(argv[0] = find_hook("pre-push")))
+	hooks = find_hooks("pre-push");
+	if (!hooks)
 		return 0;
 
-	argv[1] = transport->remote->name;
-	argv[2] = transport->url;
-	argv[3] = NULL;
 
-	proc.argv = argv;
-	proc.in = -1;
-	proc.trace2_hook_name = "pre-push";
+	for_each_string_list_item(p, hooks) {
+		child_process_init(&proc);
 
-	if (start_command(&proc)) {
-		finish_command(&proc);
-		return -1;
-	}
+		argv[0] = p->string;
+		argv[1] = transport->remote->name;
+		argv[2] = transport->url;
+		argv[3] = NULL;
 
-	sigchain_push(SIGPIPE, SIG_IGN);
+		proc.argv = argv;
+		proc.in = -1;
+		proc.trace2_hook_name = "pre-push";
 
-	strbuf_init(&buf, 256);
-
-	for (r = remote_refs; r; r = r->next) {
-		if (!r->peer_ref) continue;
-		if (r->status == REF_STATUS_REJECT_NONFASTFORWARD) continue;
-		if (r->status == REF_STATUS_REJECT_STALE) continue;
-		if (r->status == REF_STATUS_UPTODATE) continue;
-
-		strbuf_reset(&buf);
-		strbuf_addf( &buf, "%s %s %s %s\n",
-			 r->peer_ref->name, oid_to_hex(&r->new_oid),
-			 r->name, oid_to_hex(&r->old_oid));
-
-		if (write_in_full(proc.in, buf.buf, buf.len) < 0) {
-			/* We do not mind if a hook does not read all refs. */
-			if (errno != EPIPE)
-				ret = -1;
+		if (start_command(&proc)) {
+			finish_command(&proc);
+			ret = -1;
 			break;
 		}
+
+		sigchain_push(SIGPIPE, SIG_IGN);
+
+		strbuf_init(&buf, 256);
+
+		for (r = remote_refs; r; r = r->next) {
+			if (!r->peer_ref) continue;
+			if (r->status == REF_STATUS_REJECT_NONFASTFORWARD) continue;
+			if (r->status == REF_STATUS_REJECT_STALE) continue;
+			if (r->status == REF_STATUS_UPTODATE) continue;
+
+			strbuf_reset(&buf);
+			strbuf_addf( &buf, "%s %s %s %s\n",
+				 r->peer_ref->name, oid_to_hex(&r->new_oid),
+				 r->name, oid_to_hex(&r->old_oid));
+
+			if (write_in_full(proc.in, buf.buf, buf.len) < 0) {
+				/* We do not mind if a hook does not read all refs. */
+				if (errno != EPIPE)
+					ret = -1;
+				break;
+			}
+		}
+
+		strbuf_release(&buf);
+
+		x = close(proc.in);
+		if (!ret)
+			ret = x;
+
+		sigchain_pop(SIGPIPE);
+
+		x = finish_command(&proc);
+		if (!ret)
+			ret = x;
+		if (ret)
+			break;
 	}
-
-	strbuf_release(&buf);
-
-	x = close(proc.in);
-	if (!ret)
-		ret = x;
-
-	sigchain_pop(SIGPIPE);
-
-	x = finish_command(&proc);
-	if (!ret)
-		ret = x;
-
+	free_hooks(hooks);
 	return ret;
 }
 
Previous: Phillip WoodNext: brian m. carlson
Message 17 of 51 in “Multiple hook support”
  1. 0/5 Multiple hook supportbrian m. carlson, Apr 24, 2019
  2. 1/5 run-command: add preliminary support for multiple hooksbrian m. carlson, Apr 24, 2019
  3. Junio C HamanoApr 24, 2019
  4. Johannes SixtApr 24, 2019
  5. Junio C HamanoApr 25, 2019
  6. Ævar Arnfjörð BjarmasonApr 25, 2019
  7. Junio C HamanoApr 25, 2019
  8. Johannes SixtApr 25, 2019
  9. brian m. carlsonApr 26, 2019
  10. Johannes SixtApr 26, 2019
  11. brian m. carlsonApr 24, 2019
  12. 2/5 builtin/receive-pack: add support for multiple hooksbrian m. carlson, Apr 24, 2019
  13. 3/5 sequencer: add support for multiple hooksbrian m. carlson, Apr 24, 2019
  14. Phillip WoodApr 24, 2019
  15. brian m. carlsonApr 24, 2019
  16. Phillip WoodApr 25, 2019
  17. 5/5 transport: add support for multiple pre-push hooksbrian m. carlson, Apr 24, 2019
  18. 4/5 builtin/worktree: add support for multiple post-checkout hooksbrian m. carlson, Apr 24, 2019
  19. Junio C HamanoApr 24, 2019
  20. brian m. carlsonApr 24, 2019
  21. Junio C HamanoApr 24, 2019
  22. Ævar Arnfjörð BjarmasonApr 24, 2019
  23. Jonathan NiederApr 24, 2019
  24. Ævar Arnfjörð BjarmasonApr 24, 2019
  25. Ævar Arnfjörð BjarmasonApr 24, 2019
  26. brian m. carlsonApr 24, 2019
  27. Jonathan NiederApr 24, 2019
  28. How to undo previously set configuration? (again)Ævar Arnfjörð Bjarmason, Apr 25, 2019
  29. Duy NguyenApr 25, 2019
  30. Ævar Arnfjörð BjarmasonApr 25, 2019
  31. Ævar Arnfjörð BjarmasonApr 26, 2019
  32. Jonathan NiederApr 25, 2019
  33. Barret RhodenApr 25, 2019
  34. Ævar Arnfjörð BjarmasonApr 25, 2019
  35. Ævar Arnfjörð BjarmasonApr 25, 2019
  36. Junio C HamanoApr 26, 2019
  37. Duy NguyenApr 26, 2019
  38. Jeff KingApr 30, 2019
  39. Duy NguyenMay 1, 2019
  40. Ævar Arnfjörð BjarmasonMay 1, 2019
  41. Duy NguyenMay 1, 2019
  42. Jeff KingMay 1, 2019
  43. Jeff KingMay 1, 2019
  44. Ævar Arnfjörð BjarmasonApr 24, 2019
  45. Phillip WoodApr 24, 2019
  46. Bryan TurnerApr 24, 2019
  47. Duy NguyenApr 24, 2019
  48. brian m. carlsonApr 24, 2019
  49. brian m. carlsonApr 24, 2019
  50. Duy NguyenApr 25, 2019
  51. Jeff KingApr 30, 2019

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