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pulseaudio/0008-set-exit_idle_time-to-0-when-we-detect-a-session.patch
overweight d02c96ea35 Package init
2019-09-30 11:14:19 -04:00

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From de705a0eeaa27a8ac1abdc2625e639340323595a Mon Sep 17 00:00:00 2001
From: Tanu Kaskinen <tanuk@iki.fi>
Date: Tue, 6 Mar 2018 15:09:06 +0200
Subject: [PATCH 08/77] set exit_idle_time to 0 when we detect a session
As the comments explain, this fixes relogin problems on some systems
that remove our sockets on logout without terminating the daemon.
---
man/pulse-daemon.conf.5.xml.in | 15 ++++++++++++---
man/pulseaudio.1.xml.in | 17 +++++++++++++++--
src/modules/module-console-kit.c | 13 +++++++++++++
src/modules/module-systemd-login.c | 14 ++++++++++++++
src/modules/x11/module-x11-xsmp.c | 13 +++++++++++++
src/pulsecore/core.c | 10 ++++++++++
src/pulsecore/core.h | 2 ++
7 files changed, 79 insertions(+), 5 deletions(-)
diff --git a/man/pulse-daemon.conf.5.xml.in b/man/pulse-daemon.conf.5.xml.in
index f0550f3b..f49fa9b0 100644
--- a/man/pulse-daemon.conf.5.xml.in
+++ b/man/pulse-daemon.conf.5.xml.in
@@ -292,9 +292,18 @@ License along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
<option>
<p><opt>exit-idle-time=</opt> Terminate the daemon after the
last client quit and this time in seconds passed. Use a negative value to
- disable this feature. Defaults to 20. The
- <opt>--exit-idle-time</opt> command line option takes
- precedence.</p>
+ disable this feature. Defaults to 20. The <opt>--exit-idle-time</opt>
+ command line option takes precedence.</p>
+
+ <p>When PulseAudio runs in the per-user mode and detects a login
+ session, then any positive value will be reset to 0 so that PulseAudio
+ will terminate immediately on logout. A positive value therefore has
+ effect only in environments where there's no support for login session
+ tracking. A negative value can still be used to disable any automatic
+ exit.</p>
+
+ <p>When PulseAudio runs in the system mode, automatic exit is always
+ disabled, so this option does nothing.</p>
</option>
<option>
diff --git a/man/pulseaudio.1.xml.in b/man/pulseaudio.1.xml.in
index f732b8ae..824eddb4 100644
--- a/man/pulseaudio.1.xml.in
+++ b/man/pulseaudio.1.xml.in
@@ -189,8 +189,21 @@ License along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
<option>
<p><opt>--exit-idle-time</opt><arg>=SECS</arg></p>
- <optdesc><p>Terminate the daemon when idle and the specified
- number of seconds passed.</p></optdesc>
+ <optdesc>
+ <p>Terminate the daemon after the last client quit and this time in
+ seconds passed. Use a negative value to disable this feature. Defaults
+ to 20.</p>
+
+ <p>When PulseAudio runs in the per-user mode and detects a login
+ session, then any positive value will be reset to 0 so that PulseAudio
+ will terminate immediately on logout. A positive value therefore has
+ effect only in environments where there's no support for login session
+ tracking. A negative value can still be used to disable any automatic
+ exit.</p>
+
+ <p>When PulseAudio runs in the system mode, automatic exit is always
+ disabled, so this option does nothing.</p>
+ </optdesc>
</option>
<option>
diff --git a/src/modules/module-console-kit.c b/src/modules/module-console-kit.c
index c7938849..c8fe2ed2 100644
--- a/src/modules/module-console-kit.c
+++ b/src/modules/module-console-kit.c
@@ -118,6 +118,19 @@ static void add_session(struct userdata *u, const char *id) {
pa_log_debug("Added new session %s", id);
+ /* Positive exit_idle_time is only useful when we have no session tracking
+ * capability, so we can set it to 0 now that we have detected a session.
+ * The benefit of setting exit_idle_time to 0 is that pulseaudio will exit
+ * immediately when the session ends. That in turn is useful, because some
+ * systems (those that use pam_systemd but don't use systemd for managing
+ * pulseaudio) clean $XDG_RUNTIME_DIR on logout, but fail to terminate all
+ * services that depend on the files in $XDG_RUNTIME_DIR. The directory
+ * contains our sockets, and if the sockets are removed without terminating
+ * pulseaudio, a quick relogin will likely cause trouble, because a new
+ * instance will be spawned while the old instance is still running. */
+ if (u->core->exit_idle_time > 0)
+ pa_core_set_exit_idle_time(u->core, 0);
+
fail:
if (m)
diff --git a/src/modules/module-systemd-login.c b/src/modules/module-systemd-login.c
index 87981592..51401575 100644
--- a/src/modules/module-systemd-login.c
+++ b/src/modules/module-systemd-login.c
@@ -84,6 +84,20 @@ static int add_session(struct userdata *u, const char *id) {
pa_hashmap_put(u->sessions, session->id, session);
pa_log_debug("Added new session %s", id);
+
+ /* Positive exit_idle_time is only useful when we have no session tracking
+ * capability, so we can set it to 0 now that we have detected a session.
+ * The benefit of setting exit_idle_time to 0 is that pulseaudio will exit
+ * immediately when the session ends. That in turn is useful, because some
+ * systems (those that use pam_systemd but don't use systemd for managing
+ * pulseaudio) clean $XDG_RUNTIME_DIR on logout, but fail to terminate all
+ * services that depend on the files in $XDG_RUNTIME_DIR. The directory
+ * contains our sockets, and if the sockets are removed without terminating
+ * pulseaudio, a quick relogin will likely cause trouble, because a new
+ * instance will be spawned while the old instance is still running. */
+ if (u->core->exit_idle_time > 0)
+ pa_core_set_exit_idle_time(u->core, 0);
+
return 0;
}
diff --git a/src/modules/x11/module-x11-xsmp.c b/src/modules/x11/module-x11-xsmp.c
index 0238e516..6f801237 100644
--- a/src/modules/x11/module-x11-xsmp.c
+++ b/src/modules/x11/module-x11-xsmp.c
@@ -206,6 +206,19 @@ int pa__init(pa_module*m) {
if (!u->client)
goto fail;
+ /* Positive exit_idle_time is only useful when we have no session tracking
+ * capability, so we can set it to 0 now that we have detected a session.
+ * The benefit of setting exit_idle_time to 0 is that pulseaudio will exit
+ * immediately when the session ends. That in turn is useful, because some
+ * systems (those that use pam_systemd but don't use systemd for managing
+ * pulseaudio) clean $XDG_RUNTIME_DIR on logout, but fail to terminate all
+ * services that depend on the files in $XDG_RUNTIME_DIR. The directory
+ * contains our sockets, and if the sockets are removed without terminating
+ * pulseaudio, a quick relogin will likely cause trouble, because a new
+ * instance will be spawned while the old instance is still running. */
+ if (u->core->exit_idle_time > 0)
+ pa_core_set_exit_idle_time(u->core, 0);
+
pa_modargs_free(ma);
return 0;
diff --git a/src/pulsecore/core.c b/src/pulsecore/core.c
index 79abbc04..da42a13e 100644
--- a/src/pulsecore/core.c
+++ b/src/pulsecore/core.c
@@ -426,6 +426,16 @@ void pa_core_update_default_source(pa_core *core) {
pa_hook_fire(&core->hooks[PA_CORE_HOOK_DEFAULT_SOURCE_CHANGED], core->default_source);
}
+void pa_core_set_exit_idle_time(pa_core *core, int time) {
+ pa_assert(core);
+
+ if (time == core->exit_idle_time)
+ return;
+
+ pa_log_info("exit_idle_time: %i -> %i", core->exit_idle_time, time);
+ core->exit_idle_time = time;
+}
+
static void exit_callback(pa_mainloop_api *m, pa_time_event *e, const struct timeval *t, void *userdata) {
pa_core *c = userdata;
pa_assert(c->exit_event == e);
diff --git a/src/pulsecore/core.h b/src/pulsecore/core.h
index 213964ce..38622f61 100644
--- a/src/pulsecore/core.h
+++ b/src/pulsecore/core.h
@@ -258,6 +258,8 @@ void pa_core_set_configured_default_source(pa_core *core, const char *source);
void pa_core_update_default_sink(pa_core *core);
void pa_core_update_default_source(pa_core *core);
+void pa_core_set_exit_idle_time(pa_core *core, int time);
+
/* Check whether no one is connected to this core */
void pa_core_check_idle(pa_core *c);
--
2.17.1
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