[OE-core] [PATCH V2] pulseaudio: improve reproducibility

Burton, Ross ross.burton at intel.com
Thu Dec 6 16:18:19 UTC 2018


Rejecting for the reasons discussed on the pulseaudio list.   Look
forward to a V3 :)

Ross
On Thu, 6 Dec 2018 at 06:36, Hongxu Jia <hongxu.jia at windriver.com> wrote:
>
> There are two fixes, one is sent to upstream,
> and another is oe specific.
>
> [YOCTO #12638]
>
> Signed-off-by: Hongxu Jia <hongxu.jia at windriver.com>
> ---
>  .../0001-improve-reproducibility-build.patch       | 97 ++++++++++++++++++++++
>  ...lay-CLFAGS-to-improve-reproducibility-bui.patch | 30 +++++++
>  .../pulseaudio/pulseaudio_12.2.bb                  |  2 +
>  3 files changed, 129 insertions(+)
>  create mode 100644 meta/recipes-multimedia/pulseaudio/pulseaudio/0001-improve-reproducibility-build.patch
>  create mode 100644 meta/recipes-multimedia/pulseaudio/pulseaudio/0002-do-not-display-CLFAGS-to-improve-reproducibility-bui.patch
>
> diff --git a/meta/recipes-multimedia/pulseaudio/pulseaudio/0001-improve-reproducibility-build.patch b/meta/recipes-multimedia/pulseaudio/pulseaudio/0001-improve-reproducibility-build.patch
> new file mode 100644
> index 0000000..2658100
> --- /dev/null
> +++ b/meta/recipes-multimedia/pulseaudio/pulseaudio/0001-improve-reproducibility-build.patch
> @@ -0,0 +1,97 @@
> +From 08e2195e9d110323ebeb7bf91dcf8e3f7870423f Mon Sep 17 00:00:00 2001
> +From: Hongxu Jia <hongxu.jia at windriver.com>
> +Date: Thu, 6 Dec 2018 11:30:13 +0800
> +Subject: [PATCH 1/2] improve reproducibility build
> +
> +While running pulseaudio out of build dir (especially for cross
> +compiling), we should not expose pulseaudio build path[1], it is
> +helpful for reproducibility build[2].
> +
> +As commit introduced [3cae4a0 doc: Add info about running pulseaudio
> +from the build dir], run pulseaudio from the build dir, __OPTIMIZE__
> +should be diabled, so add macro checking to drop PA_SRCDIR/PA_BUILDDIR
> +(in which contains build path) at precompilation.
> +
> +[1] https://reproducible-builds.org/docs/build-path/
> +[2] https://reproducible-builds.org/
> +
> +Upstream-Status: Submitted [pulseaudio-discuss at lists.freedesktop.org]
> +Signed-off-by: Hongxu Jia <hongxu.jia at windriver.com>
> +---
> + src/daemon/daemon-conf.c      | 4 +++-
> + src/modules/alsa/alsa-mixer.c | 4 ++++
> + src/pulsecore/core-util.c     | 4 +++-
> + 3 files changed, 10 insertions(+), 2 deletions(-)
> +
> +diff --git a/src/daemon/daemon-conf.c b/src/daemon/daemon-conf.c
> +index 9883126..9d40896 100644
> +--- a/src/daemon/daemon-conf.c
> ++++ b/src/daemon/daemon-conf.c
> +@@ -155,12 +155,14 @@ pa_daemon_conf *pa_daemon_conf_new(void) {
> +     c->dl_search_path = pa_sprintf_malloc("%s" PA_PATH_SEP "lib" PA_PATH_SEP "pulse-%d.%d" PA_PATH_SEP "modules",
> +                                           pa_win32_get_toplevel(NULL), PA_MAJOR, PA_MINOR);
> + #else
> ++#if !defined(__OPTIMIZE__)
> +     if (pa_run_from_build_tree()) {
> +         pa_log_notice("Detected that we are run from the build tree, fixing search path.");
> +         c->dl_search_path = pa_xstrdup(PA_BUILDDIR);
> +     } else
> +-        c->dl_search_path = pa_xstrdup(PA_DLSEARCHPATH);
> + #endif
> ++        c->dl_search_path = pa_xstrdup(PA_DLSEARCHPATH);
> ++#endif // Endof OS_IS_WIN32
> +
> +     return c;
> + }
> +diff --git a/src/modules/alsa/alsa-mixer.c b/src/modules/alsa/alsa-mixer.c
> +index a524d6d..a1eae79 100644
> +--- a/src/modules/alsa/alsa-mixer.c
> ++++ b/src/modules/alsa/alsa-mixer.c
> +@@ -2571,9 +2571,11 @@ static int path_verify(pa_alsa_path *p) {
> + }
> +
> + static const char *get_default_paths_dir(void) {
> ++#if defined(__linux__) && !defined(__OPTIMIZE__)
> +     if (pa_run_from_build_tree())
> +         return PA_SRCDIR "/modules/alsa/mixer/paths/";
> +     else
> ++#endif
> +         return PA_ALSA_PATHS_DIR;
> + }
> +
> +@@ -4455,7 +4457,9 @@ pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname, const pa_channel
> +         fname = "default.conf";
> +
> +     fn = pa_maybe_prefix_path(fname,
> ++#if defined(__linux__) && !defined(__OPTIMIZE__)
> +                               pa_run_from_build_tree() ? PA_SRCDIR "/modules/alsa/mixer/profile-sets/" :
> ++#endif
> +                               PA_ALSA_PROFILE_SETS_DIR);
> +
> +     r = pa_config_parse(fn, NULL, items, NULL, false, ps);
> +diff --git a/src/pulsecore/core-util.c b/src/pulsecore/core-util.c
> +index 64e9f21..3267907 100644
> +--- a/src/pulsecore/core-util.c
> ++++ b/src/pulsecore/core-util.c
> +@@ -3436,15 +3436,17 @@ void pa_reset_personality(void) {
> + }
> +
> + bool pa_run_from_build_tree(void) {
> +-    char *rp;
> +     static bool b = false;
> +
> ++#if defined(__linux__) && !defined(__OPTIMIZE__)
> ++    char *rp;
> +     PA_ONCE_BEGIN {
> +         if ((rp = pa_readlink("/proc/self/exe"))) {
> +             b = pa_startswith(rp, PA_BUILDDIR);
> +             pa_xfree(rp);
> +         }
> +     } PA_ONCE_END;
> ++#endif
> +
> +     return b;
> + }
> +--
> +2.7.4
> +
> diff --git a/meta/recipes-multimedia/pulseaudio/pulseaudio/0002-do-not-display-CLFAGS-to-improve-reproducibility-bui.patch b/meta/recipes-multimedia/pulseaudio/pulseaudio/0002-do-not-display-CLFAGS-to-improve-reproducibility-bui.patch
> new file mode 100644
> index 0000000..43add75
> --- /dev/null
> +++ b/meta/recipes-multimedia/pulseaudio/pulseaudio/0002-do-not-display-CLFAGS-to-improve-reproducibility-bui.patch
> @@ -0,0 +1,30 @@
> +From f0ddd7c36556ad05c1398fdd132947323ad26473 Mon Sep 17 00:00:00 2001
> +From: Hongxu Jia <hongxu.jia at windriver.com>
> +Date: Thu, 6 Dec 2018 11:43:41 +0800
> +Subject: [PATCH 2/2] do not display CLFAGS to improve reproducibility build
> +
> +Macro PA_CFLAGS contains build path, do not use it to
> +display CFLAGS which could improve reproducibility build.
> +
> +Upstream-Status: Inappropriate [oe specific]
> +Signed-off-by: Hongxu Jia <hongxu.jia at windriver.com>
> +---
> + src/daemon/main.c | 2 +-
> + 1 file changed, 1 insertion(+), 1 deletion(-)
> +
> +diff --git a/src/daemon/main.c b/src/daemon/main.c
> +index c80fa94..75496be 100644
> +--- a/src/daemon/main.c
> ++++ b/src/daemon/main.c
> +@@ -908,7 +908,7 @@ int main(int argc, char *argv[]) {
> +
> +     pa_log_info("This is PulseAudio %s", PACKAGE_VERSION);
> +     pa_log_debug("Compilation host: %s", CANONICAL_HOST);
> +-    pa_log_debug("Compilation CFLAGS: %s", PA_CFLAGS);
> ++    pa_log_debug("Compilation CFLAGS: ***");
> +
> + #ifdef HAVE_LIBSAMPLERATE
> +     pa_log_warn("Compiled with DEPRECATED libsamplerate support!");
> +--
> +2.7.4
> +
> diff --git a/meta/recipes-multimedia/pulseaudio/pulseaudio_12.2.bb b/meta/recipes-multimedia/pulseaudio/pulseaudio_12.2.bb
> index 36d92bc..922da07 100644
> --- a/meta/recipes-multimedia/pulseaudio/pulseaudio_12.2.bb
> +++ b/meta/recipes-multimedia/pulseaudio/pulseaudio_12.2.bb
> @@ -2,6 +2,8 @@ require pulseaudio.inc
>
>  SRC_URI = "http://freedesktop.org/software/pulseaudio/releases/${BP}.tar.xz \
>             file://0001-client-conf-Add-allow-autospawn-for-root.patch \
> +           file://0001-improve-reproducibility-build.patch \
> +           file://0002-do-not-display-CLFAGS-to-improve-reproducibility-bui.patch \
>             file://volatiles.04_pulse \
>             "
>  SRC_URI[md5sum] = "c42f1f1465e8df9859d023dc184734bf"
> --
> 2.7.4
>
> --
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