45fa941854
1 OBS-URL: https://build.opensuse.org/request/show/243103 OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/systemd?expand=0&rev=197
120 lines
5.0 KiB
Diff
120 lines
5.0 KiB
Diff
From 9719859c07aa13539ed2cd4b31972cd30f678543 Mon Sep 17 00:00:00 2001
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From: Hannes Reinecke <hare@suse.de>
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Date: Tue, 29 Jul 2014 09:06:14 +0200
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Subject: [PATCH] udevd: add --event-timeout commandline option
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Some events take longer than the default 30 seconds. Killing those
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events will leave the machine halfway configured.
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Add a commandline option '--event-timeout' to handle these cases.
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---
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man/systemd-udevd.service.xml | 19 +++++++++++++++++++
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src/udev/udevd.c | 12 +++++++++++-
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2 files changed, 30 insertions(+), 1 deletion(-)
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diff --git man/systemd-udevd.service.xml man/systemd-udevd.service.xml
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index f44b7a0..8de43b1 100644
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--- man/systemd-udevd.service.xml
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+++ man/systemd-udevd.service.xml
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@@ -44,6 +44,7 @@
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<arg><option>--debug</option></arg>
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<arg><option>--children-max=</option></arg>
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<arg><option>--exec-delay=</option></arg>
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+ <arg><option>--event-timeout=</option></arg>
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<arg><option>--resolve-names=early|late|never</option></arg>
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<arg><option>--version</option></arg>
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<arg><option>--help</option></arg>
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@@ -96,6 +97,15 @@
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</varlistentry>
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<varlistentry>
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+ <term><option>--event-timeout=</option></term>
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+ <listitem>
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+ <para>Wait for the event to finish up to the given
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+ number of seconds. After this time the event will
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+ be terminated. Default is 30.</para>
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+ </listitem>
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+ </varlistentry>
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+
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+ <varlistentry>
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<term><option>--resolve-names=</option></term>
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<listitem>
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<para>Specify when systemd-udevd should resolve names of users and groups.
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@@ -156,6 +166,15 @@
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</listitem>
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</varlistentry>
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<varlistentry>
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+ <term><varname>udev.event-timeout=</varname></term>
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+ <term><varname>rd.udev.event-timeout=</varname></term>
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+ <listitem>
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+ <para>Wait for events to finish up to the given number
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+ of seconds. This option might be useful if events are
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+ terminated due to a timeout in large configurations.</para>
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+ </listitem>
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+ </varlistentry>
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+ <varlistentry>
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<term><varname>net.ifnames=</varname></term>
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<listitem>
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<para>Network interfaces are renamed to give them predictable names
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diff --git src/udev/udevd.c src/udev/udevd.c
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index db935d6..c5dd739 100644
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--- src/udev/udevd.c
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+++ src/udev/udevd.c
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@@ -74,6 +74,7 @@ static bool reload;
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static int children;
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static int children_max;
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static int exec_delay;
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+static int event_timeout = 30;
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static sigset_t sigmask_orig;
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static UDEV_LIST(event_list);
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static UDEV_LIST(worker_list);
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@@ -312,6 +313,9 @@ static void worker_new(struct event *event)
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}
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}
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+ if (event_timeout != 30)
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+ udev_event->timeout_usec = event_timeout * USEC_PER_SEC;
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+
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/* apply rules, create node, symlinks */
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udev_event_execute_rules(udev_event, rules, &sigmask_orig);
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@@ -1009,6 +1013,8 @@ static void kernel_cmdline_options(struct udev *udev)
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children_max = strtoul(opt + 18, NULL, 0);
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} else if (startswith(opt, "udev.exec-delay=")) {
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exec_delay = strtoul(opt + 16, NULL, 0);
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+ } else if (startswith(opt, "udev.event-timeout=")) {
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+ event_timeout = strtoul(opt + 16, NULL, 0);
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}
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free(s);
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@@ -1026,6 +1032,7 @@ int main(int argc, char *argv[])
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{ "debug", no_argument, NULL, 'D' },
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{ "children-max", required_argument, NULL, 'c' },
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{ "exec-delay", required_argument, NULL, 'e' },
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+ { "event-timeout", required_argument, NULL, 't' },
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{ "resolve-names", required_argument, NULL, 'N' },
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{ "help", no_argument, NULL, 'h' },
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{ "version", no_argument, NULL, 'V' },
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@@ -1069,6 +1076,9 @@ int main(int argc, char *argv[])
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case 'e':
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exec_delay = strtoul(optarg, NULL, 0);
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break;
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+ case 't':
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+ event_timeout = strtoul(optarg, NULL, 0);
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+ break;
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case 'D':
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debug = true;
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log_set_max_level(LOG_DEBUG);
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@@ -1406,7 +1416,7 @@ int main(int argc, char *argv[])
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if (worker->state != WORKER_RUNNING)
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continue;
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- if ((now(CLOCK_MONOTONIC) - worker->event_start_usec) > 30 * USEC_PER_SEC) {
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+ if ((now(CLOCK_MONOTONIC) - worker->event_start_usec) > event_timeout * USEC_PER_SEC) {
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log_error("worker [%u] %s timeout; kill it", worker->pid,
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worker->event ? worker->event->devpath : "<idle>");
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kill(worker->pid, SIGKILL);
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--
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1.7.9.2
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