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Re: [PATCH v5 09/12] hook: warn when hook.<friendly-name>.jobs is set

From
Patrick Steinhardt <ps@pks.im>
Date
Mar 27, 2026, 14:46 UTC
Message-ID
<acaYS-p1muabeUqX@pks.im>
In-Reply-To
<20260326101819.1307742-10-adrian.ratiu@collabora.com>
On Thu, Mar 26, 2026 at 12:18:16PM +0200, Adrian Ratiu wrote:
Show 45 quoted lines
> diff --git a/hook.c b/hook.c
> index d98b011563..0493993bbe 100644
> --- a/hook.c
> +++ b/hook.c
> @@ -279,6 +279,44 @@ void hook_cache_clear(struct strmap *cache)
>  	strmap_clear(cache, 0);
>  }
>  
> +/*
> + * Return true if `name` is a hook friendly-name, i.e. it has at least one of
> + * .command, .event, or .parallel configured. These are the reliable clues
> + * that distinguish a friendly-name from an event name. Note: .enabled is
> + * deliberately excluded because it can appear under both namespaces.
> + */
> +static int is_friendly_name(struct hook_all_config_cb *cb, const char *name)
> +{
> +	struct hashmap_iter iter;
> +	struct strmap_entry *e;
> +
> +	if (strmap_get(&cb->commands, name) || strmap_get(&cb->parallel_hooks, name))
> +		return 1;
> +
> +	strmap_for_each_entry(&cb->event_hooks, &iter, e) {
> +		if (unsorted_string_list_lookup(e->value, name))
> +			return 1;
> +	}
> +
> +	return 0;
> +}
> +
> +/* Warn if any name in event_jobs is also a hook friendly-name. */
> +static void warn_jobs_on_friendly_names(struct hook_all_config_cb *cb_data)
> +{
> +	struct hashmap_iter iter;
> +	struct strmap_entry *e;
> +
> +	strmap_for_each_entry(&cb_data->event_jobs, &iter, e) {
> +		if (is_friendly_name(cb_data, e->key))
> +			warning(_("hook.%s.jobs is set but '%s' looks like a "
> +				  "hook friendly-name, not an event name; "
> +				  "hook.<event>.jobs uses the event name "
> +				  "(e.g. hook.post-receive.jobs), so this "
> +				  "setting will be ignored"), e->key, e->key);
> +	}
> +}

Makes sense. The bigger question of course is whether we should properly separate those namespaces, so that this confusion cannot even happen in the first place. I won't push for such a change though.

Patrick
Previous: Adrian RatiuNext: Adrian Ratiu
Message 78 of 113 in “Run hooks in parallel”
  1. 0/4 Run hooks in parallelAdrian Ratiu, Feb 4, 2026
  2. 1/4 config: add a repo_config_get_uint() helperAdrian Ratiu, Feb 4, 2026
  3. 3/4 hook: introduce extensions.hookStdoutToStderrAdrian Ratiu, Feb 4, 2026
  4. 2/4 hook: allow parallel hook executionAdrian Ratiu, Feb 4, 2026
  5. Patrick SteinhardtFeb 11, 2026
  6. Adrian RatiuFeb 12, 2026
  7. 4/4 hook: allow runtime enabling extensions.hookStdoutToStderrAdrian Ratiu, Feb 4, 2026
  8. Phillip WoodFeb 12, 2026
  9. Adrian RatiuFeb 12, 2026
  10. Phillip WoodFeb 13, 2026
  11. Adrian RatiuFeb 13, 2026
  12. 00/10 Run hooks in parallelAdrian Ratiu, Feb 22, 2026
  13. 02/10 config: add a repo_config_get_uint() helperAdrian Ratiu, Feb 22, 2026
  14. 03/10 hook: refactor hook_config_cache from strmap to named structAdrian Ratiu, Feb 22, 2026
  15. 04/10 hook: parse the hook.jobs configAdrian Ratiu, Feb 22, 2026
  16. 06/10 hook: mark non-parallelizable hooksAdrian Ratiu, Feb 22, 2026
  17. 01/10 repository: fix repo_init() memleak due to missing _clear()Adrian Ratiu, Feb 22, 2026
  18. 05/10 hook: allow parallel hook executionAdrian Ratiu, Feb 22, 2026
  19. 08/10 hook: add per-event jobs configAdrian Ratiu, Feb 22, 2026
  20. 09/10 hook: introduce extensions.hookStdoutToStderrAdrian Ratiu, Feb 22, 2026
  21. 10/10 hook: allow runtime enabling extensions.hookStdoutToStderrAdrian Ratiu, Feb 22, 2026
  22. 07/10 hook: add -j/--jobs option to git hook runAdrian Ratiu, Feb 22, 2026
  23. 0/9 Run hooks in parallelAdrian Ratiu, Mar 9, 2026
  24. 2/9 config: add a repo_config_get_uint() helperAdrian Ratiu, Mar 9, 2026
  25. 1/9 repository: fix repo_init() memleak due to missing _clear()Adrian Ratiu, Mar 9, 2026
  26. Junio C HamanoMar 15, 2026
  27. Junio C HamanoMar 15, 2026
  28. 3/9 hook: parse the hook.jobs configAdrian Ratiu, Mar 9, 2026
  29. Junio C HamanoMar 15, 2026
  30. 5/9 hook: mark non-parallelizable hooksAdrian Ratiu, Mar 9, 2026
  31. Junio C HamanoMar 15, 2026
  32. Adrian RatiuMar 18, 2026
  33. 6/9 hook: add -j/--jobs option to git hook runAdrian Ratiu, Mar 9, 2026
  34. Junio C HamanoMar 15, 2026
  35. Adrian RatiuMar 18, 2026
  36. 4/9 hook: allow parallel hook executionAdrian Ratiu, Mar 9, 2026
  37. Junio C HamanoMar 15, 2026
  38. Adrian RatiuMar 18, 2026
  39. 7/9 hook: add per-event jobs configAdrian Ratiu, Mar 9, 2026
  40. Junio C HamanoMar 16, 2026
  41. Adrian RatiuMar 18, 2026
  42. 8/9 hook: introduce extensions.hookStdoutToStderrAdrian Ratiu, Mar 9, 2026
  43. Junio C HamanoMar 16, 2026
  44. Adrian RatiuMar 18, 2026
  45. 9/9 hook: allow runtime enabling extensions.hookStdoutToStderrAdrian Ratiu, Mar 9, 2026
  46. 0/9 Run hooks in parallelAdrian Ratiu, Mar 20, 2026
  47. 1/9 config: add a repo_config_get_uint() helperAdrian Ratiu, Mar 20, 2026
  48. 2/9 hook: parse the hook.jobs configAdrian Ratiu, Mar 20, 2026
  49. Patrick SteinhardtMar 24, 2026
  50. Adrian RatiuMar 24, 2026
  51. 4/9 hook: allow pre-push parallel executionAdrian Ratiu, Mar 20, 2026
  52. 3/9 hook: allow parallel hook executionAdrian Ratiu, Mar 20, 2026
  53. Patrick SteinhardtMar 24, 2026
  54. 5/9 hook: mark non-parallelizable hooksAdrian Ratiu, Mar 20, 2026
  55. 6/9 hook: add -j/--jobs option to git hook runAdrian Ratiu, Mar 20, 2026
  56. Patrick SteinhardtMar 24, 2026
  57. 8/9 hook: warn when hook.<friendly-name>.jobs is setAdrian Ratiu, Mar 20, 2026
  58. Patrick SteinhardtMar 24, 2026
  59. 7/9 hook: add per-event jobs configAdrian Ratiu, Mar 20, 2026
  60. Patrick SteinhardtMar 24, 2026
  61. 9/9 hook: add hook.<event>.enabled switchAdrian Ratiu, Mar 20, 2026
  62. Patrick SteinhardtMar 24, 2026
  63. Adrian RatiuMar 25, 2026
  64. Junio C HamanoMar 20, 2026
  65. Adrian RatiuMar 23, 2026
  66. Patrick SteinhardtMar 24, 2026
  67. 00/12 Run hooks in parallelAdrian Ratiu, Mar 26, 2026
  68. 01/12 repository: fix repo_init() memleak due to missing _clear()Adrian Ratiu, Mar 26, 2026
  69. 02/12 config: add a repo_config_get_uint() helperAdrian Ratiu, Mar 26, 2026
  70. 03/12 hook: parse the hook.jobs configAdrian Ratiu, Mar 26, 2026
  71. 06/12 hook: mark non-parallelizable hooksAdrian Ratiu, Mar 26, 2026
  72. 07/12 hook: add -j/--jobs option to git hook runAdrian Ratiu, Mar 26, 2026
  73. Patrick SteinhardtMar 27, 2026
  74. 05/12 hook: allow pre-push parallel executionAdrian Ratiu, Mar 26, 2026
  75. 08/12 hook: add per-event jobs configAdrian Ratiu, Mar 26, 2026
  76. 04/12 hook: allow parallel hook executionAdrian Ratiu, Mar 26, 2026
  77. 09/12 hook: warn when hook.<friendly-name>.jobs is setAdrian Ratiu, Mar 26, 2026
  78. Patrick SteinhardtMar 27, 2026
  79. 11/12 hook: add hook.<event>.enabled switchAdrian Ratiu, Mar 26, 2026
  80. 10/12 hook: move is_known_hook() to hook.c for wider useAdrian Ratiu, Mar 26, 2026
  81. Patrick SteinhardtMar 27, 2026
  82. Adrian RatiuMar 27, 2026
  83. 12/12 hook: allow hook.jobs=-1 to use all available CPU coresAdrian Ratiu, Mar 26, 2026
  84. 00/12 Run hooks in parallelAdrian Ratiu, Apr 4, 2026
  85. 02/12 config: add a repo_config_get_uint() helperAdrian Ratiu, Apr 4, 2026
  86. 01/12 repository: fix repo_init() memleak due to missing _clear()Adrian Ratiu, Apr 4, 2026
  87. 03/12 hook: parse the hook.jobs configAdrian Ratiu, Apr 4, 2026
  88. 04/12 hook: allow parallel hook executionAdrian Ratiu, Apr 4, 2026
  89. 05/12 hook: allow pre-push parallel executionAdrian Ratiu, Apr 4, 2026
  90. 06/12 hook: mark non-parallelizable hooksAdrian Ratiu, Apr 4, 2026
  91. 07/12 hook: add -j/--jobs option to git hook runAdrian Ratiu, Apr 4, 2026
  92. 08/12 hook: add per-event jobs configAdrian Ratiu, Apr 4, 2026
  93. 09/12 hook: warn when hook.<friendly-name>.jobs is setAdrian Ratiu, Apr 4, 2026
  94. 10/12 hook: move is_known_hook() to hook.c for wider useAdrian Ratiu, Apr 4, 2026
  95. 11/12 hook: add hook.<event>.enabled switchAdrian Ratiu, Apr 4, 2026
  96. 12/12 hook: allow hook.jobs=-1 to use all available CPU coresAdrian Ratiu, Apr 4, 2026
  97. Junio C HamanoApr 6, 2026
  98. Patrick SteinhardtApr 8, 2026
  99. Junio C HamanoApr 8, 2026
  100. 00/13 Run hooks in parallelAdrian Ratiu, Apr 10, 2026
  101. 01/13 repository: fix repo_init() memleak due to missing _clear()Adrian Ratiu, Apr 10, 2026
  102. 02/13 config: add a repo_config_get_uint() helperAdrian Ratiu, Apr 10, 2026
  103. 03/13 hook: parse the hook.jobs configAdrian Ratiu, Apr 10, 2026
  104. 04/13 hook: allow parallel hook executionAdrian Ratiu, Apr 10, 2026
  105. 05/13 hook: allow pre-push parallel executionAdrian Ratiu, Apr 10, 2026
  106. 06/13 hook: mark non-parallelizable hooksAdrian Ratiu, Apr 10, 2026
  107. 07/13 hook: add -j/--jobs option to git hook runAdrian Ratiu, Apr 10, 2026
  108. 08/13 hook: add per-event jobs configAdrian Ratiu, Apr 10, 2026
  109. 09/13 hook: warn when hook.<friendly-name>.jobs is setAdrian Ratiu, Apr 10, 2026
  110. 10/13 hook: move is_known_hook() to hook.c for wider useAdrian Ratiu, Apr 10, 2026
  111. 11/13 hook: add hook.<event>.enabled switchAdrian Ratiu, Apr 10, 2026
  112. 12/13 hook: allow hook.jobs=-1 to use all available CPU coresAdrian Ratiu, Apr 10, 2026
  113. 13/13 t1800: test SIGPIPE with parallel hooksAdrian Ratiu, Apr 10, 2026

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