diff options
| -rw-r--r-- | .gitignore | 1 | ||||
| -rw-r--r-- | Makefile-man.am | 11 | ||||
| -rw-r--r-- | Makefile.am | 20 | ||||
| -rw-r--r-- | configure.ac | 9 | ||||
| -rw-r--r-- | man/systemd-backlight@.service.xml | 6 | ||||
| -rw-r--r-- | man/systemd-rfkill@.service.xml | 71 | ||||
| -rw-r--r-- | rules/99-systemd.rules.in | 4 | ||||
| l--------- | src/rfkill/Makefile | 1 | ||||
| -rw-r--r-- | src/rfkill/rfkill.c | 146 | ||||
| -rw-r--r-- | units/.gitignore | 1 | ||||
| -rw-r--r-- | units/systemd-rfkill@.service.in | 21 |
11 files changed, 287 insertions, 4 deletions
diff --git a/.gitignore b/.gitignore index 40015deba..587b6d07e 100644 --- a/.gitignore +++ b/.gitignore @@ -69,6 +69,7 @@ /systemd-remount-api-vfs /systemd-remount-fs /systemd-reply-password +/systemd-rfkill /systemd-run /systemd-shutdown /systemd-shutdownd diff --git a/Makefile-man.am b/Makefile-man.am index c8a434239..6c9b79098 100644 --- a/Makefile-man.am +++ b/Makefile-man.am @@ -744,6 +744,17 @@ man/systemd-readahead.html: man/systemd-readahead-replay.service.html endif +if ENABLE_RFKILL +MANPAGES += \ + man/systemd-rfkill@.service.8 +MANPAGES_ALIAS += \ + man/systemd-rfkill.8 +man/systemd-rfkill.8: man/systemd-rfkill@.service.8 +man/systemd-rfkill.html: man/systemd-rfkill@.service.html + $(html-alias) + +endif + if ENABLE_TIMEDATED MANPAGES += \ man/systemd-timedated.service.8 \ diff --git a/Makefile.am b/Makefile.am index 7b6df1b60..66012441c 100644 --- a/Makefile.am +++ b/Makefile.am @@ -3434,6 +3434,26 @@ EXTRA_DIST += \ units/systemd-backlight@.service.in # ------------------------------------------------------------------------------ +if ENABLE_RFKILL +rootlibexec_PROGRAMS += \ + systemd-rfkill + +nodist_systemunit_DATA += \ + units/systemd-rfkill@.service + +systemd_rfkill_SOURCES = \ + src/rfkill/rfkill.c + +systemd_rfkill_LDADD = \ + libsystemd-label.la \ + libsystemd-shared.la \ + libudev-private.la +endif + +EXTRA_DIST += \ + units/systemd-rfkill@.service.in + +# ------------------------------------------------------------------------------ if HAVE_LIBCRYPTSETUP rootlibexec_PROGRAMS += \ systemd-cryptsetup diff --git a/configure.ac b/configure.ac index 00ee9bb92..6cda8f967 100644 --- a/configure.ac +++ b/configure.ac @@ -705,6 +705,14 @@ fi AM_CONDITIONAL(ENABLE_BACKLIGHT, [test "$have_backlight" = "yes"]) # ------------------------------------------------------------------------------ +have_rfkill=no +AC_ARG_ENABLE(rfkill, AS_HELP_STRING([--disable-rfkill], [disable rfkill tools])) +if test "x$enable_rfkill" != "xno"; then + have_rfkill=yes +fi +AM_CONDITIONAL(ENABLE_RFKILL, [test "$have_rfkill" = "yes"]) + +# ------------------------------------------------------------------------------ have_logind=no AC_ARG_ENABLE(logind, AS_HELP_STRING([--disable-logind], [disable login daemon])) if test "x$enable_logind" != "xno"; then @@ -1042,6 +1050,7 @@ AC_MSG_RESULT([ tmpfiles: ${have_tmpfiles} randomseed: ${have_randomseed} backlight: ${have_backlight} + rfkill: ${have_rfkill} logind: ${have_logind} machined: ${have_machined} hostnamed: ${have_hostnamed} diff --git a/man/systemd-backlight@.service.xml b/man/systemd-backlight@.service.xml index 4318964dc..6d26d4b2e 100644 --- a/man/systemd-backlight@.service.xml +++ b/man/systemd-backlight@.service.xml @@ -56,11 +56,9 @@ <para><filename>systemd-backlight@.service</filename> is a service that restores the display backlight - brightness at early-boot and saves it at shutdown. On + brightness at early boot and saves it at shutdown. On disk, the backlight brightness is stored in - <filename>/var/lib/systemd/backlight/</filename>. Note that by - default, only firmware backlight devices are - saved/restored.</para> + <filename>/var/lib/systemd/backlight/</filename>.</para> </refsect1> <refsect1> diff --git a/man/systemd-rfkill@.service.xml b/man/systemd-rfkill@.service.xml new file mode 100644 index 000000000..b274cb818 --- /dev/null +++ b/man/systemd-rfkill@.service.xml @@ -0,0 +1,71 @@ +<?xml version="1.0"?> +<!--*-nxml-*--> +<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> +<!-- + This file is part of systemd. + + Copyright 2013 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +--> +<refentry id="systemd-rfkill@.service" conditional='ENABLE_RFKILL'> + + <refentryinfo> + <title>systemd-rfkill@.service</title> + <productname>systemd</productname> + + <authorgroup> + <author> + <contrib>Developer</contrib> + <firstname>Lennart</firstname> + <surname>Poettering</surname> + <email>lennart@poettering.net</email> + </author> + </authorgroup> + </refentryinfo> + + <refmeta> + <refentrytitle>systemd-rfkill@.service</refentrytitle> + <manvolnum>8</manvolnum> + </refmeta> + + <refnamediv> + <refname>systemd-rfkill@.service</refname> + <refname>systemd-rfkill</refname> + <refpurpose>Load and save the RF kill switch state at boot and shutdown</refpurpose> + </refnamediv> + + <refsynopsisdiv> + <para><filename>systemd-rfkill@.service</filename></para> + <para><filename>/usr/lib/systemd/systemd-rfkill</filename></para> + </refsynopsisdiv> + + <refsect1> + <title>Description</title> + + <para><filename>systemd-rfkill@.service</filename> is + a service that restores the RF kill switch state at + early boot and saves it at shutdown. On disk, the RF + kill switch state is stored in + <filename>/var/lib/systemd/rfkill/</filename>.</para> + </refsect1> + + <refsect1> + <title>See Also</title> + <para> + <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry> + </para> + </refsect1> + +</refentry> diff --git a/rules/99-systemd.rules.in b/rules/99-systemd.rules.in index 498e89c3d..2ffe74441 100644 --- a/rules/99-systemd.rules.in +++ b/rules/99-systemd.rules.in @@ -57,6 +57,10 @@ ACTION=="add", SUBSYSTEM=="net", KERNEL!="lo", RUN+="@rootlibexecdir@/systemd-sy ACTION=="add", SUBSYSTEM=="backlight", TAG+="systemd", ENV{SYSTEMD_WANTS}+="systemd-backlight@backlight:$name.service" ACTION=="add", SUBSYSTEM=="leds", KERNEL=="*kbd_backlight", TAG+="systemd", ENV{SYSTEMD_WANTS}+="systemd-backlight@leds:$name.service" +# Pull in rfkill save/restore for all rfkill devices + +ACTION=="add", SUBSYSTEM=="rfkill", TAG+="systemd", ENV{SYSTEMD_WANTS}+="systemd-rfkill@rfkill:$name.service" + # Asynchronously mount file systems implemented by these modules as # soon as they are loaded. diff --git a/src/rfkill/Makefile b/src/rfkill/Makefile new file mode 120000 index 000000000..d0b0e8e00 --- /dev/null +++ b/src/rfkill/Makefile @@ -0,0 +1 @@ +../Makefile
\ No newline at end of file diff --git a/src/rfkill/rfkill.c b/src/rfkill/rfkill.c new file mode 100644 index 000000000..91536523b --- /dev/null +++ b/src/rfkill/rfkill.c @@ -0,0 +1,146 @@ +/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ + +/*** + This file is part of systemd. + + Copyright 2013 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +***/ + +#include "util.h" +#include "mkdir.h" +#include "fileio.h" +#include "libudev.h" +#include "udev-util.h" + +int main(int argc, char *argv[]) { + _cleanup_udev_unref_ struct udev *udev = NULL; + _cleanup_udev_device_unref_ struct udev_device *device = NULL; + _cleanup_free_ char *saved = NULL, *ss = NULL, *escaped_name = NULL; + const char *sysname, *name; + int r; + + if (argc != 3) { + log_error("This program requires two arguments."); + return EXIT_FAILURE; + } + + log_set_target(LOG_TARGET_AUTO); + log_parse_environment(); + log_open(); + + umask(0022); + + r = mkdir_p("/var/lib/systemd/rfkill", 0755); + if (r < 0) { + log_error("Failed to create rfkill directory: %s", strerror(-r)); + return EXIT_FAILURE; + } + + udev = udev_new(); + if (!udev) { + log_oom(); + return EXIT_FAILURE; + } + + sysname = strchr(argv[2], ':'); + if (!sysname) { + log_error("Requires pair of subsystem and sysname for specifying rfkill device."); + return EXIT_FAILURE; + } + + ss = strndup(argv[2], sysname - argv[2]); + if (!ss) { + log_oom(); + return EXIT_FAILURE; + } + + sysname++; + + if (!streq(ss, "rfkill")) { + log_error("Not a rfkill device: '%s:%s'", ss, sysname); + return EXIT_FAILURE; + } + + errno = 0; + device = udev_device_new_from_subsystem_sysname(udev, ss, sysname); + if (!device) { + if (errno != 0) + log_error("Failed to get rfkill device '%s:%s': %m", ss, sysname); + else + log_oom(); + + return EXIT_FAILURE; + } + + name = udev_device_get_sysattr_value(device, "name"); + if (!name) { + log_error("rfkill device has no name?"); + return EXIT_FAILURE; + } + + escaped_name = cescape(name); + if (!escaped_name) { + log_oom(); + return EXIT_FAILURE; + } + + saved = strjoin("/var/lib/systemd/rfkill/", escaped_name, NULL); + if (!saved) { + log_oom(); + return EXIT_FAILURE; + } + + if (streq(argv[1], "load")) { + _cleanup_free_ char *value = NULL; + + r = read_one_line_file(saved, &value); + if (r < 0) { + + if (r == -ENOENT) + return EXIT_SUCCESS; + + log_error("Failed to read %s: %s", saved, strerror(-r)); + return EXIT_FAILURE; + } + + r = udev_device_set_sysattr_value(device, "soft", value); + if (r < 0) { + log_error("Failed to write system attribute: %s", strerror(-r)); + return EXIT_FAILURE; + } + + } else if (streq(argv[1], "save")) { + const char *value; + + value = udev_device_get_sysattr_value(device, "soft"); + if (!value) { + log_error("Failed to read system attribute: %s", strerror(-r)); + return EXIT_FAILURE; + } + + r = write_string_file(saved, value); + if (r < 0) { + log_error("Failed to write %s: %s", saved, strerror(-r)); + return EXIT_FAILURE; + } + + } else { + log_error("Unknown verb %s.", argv[1]); + return EXIT_FAILURE; + } + + return EXIT_SUCCESS; +} diff --git a/units/.gitignore b/units/.gitignore index 9c65075c0..6a67f3f60 100644 --- a/units/.gitignore +++ b/units/.gitignore @@ -1,4 +1,5 @@ /systemd-backlight@.service +/systemd-rfkill@.service /halt-local.service /rc-local.service /systemd-hybrid-sleep.service diff --git a/units/systemd-rfkill@.service.in b/units/systemd-rfkill@.service.in new file mode 100644 index 000000000..9d264a2bc --- /dev/null +++ b/units/systemd-rfkill@.service.in @@ -0,0 +1,21 @@ +# This file is part of systemd. +# +# systemd is free software; you can redistribute it and/or modify it +# under the terms of the GNU Lesser General Public License as published by +# the Free Software Foundation; either version 2.1 of the License, or +# (at your option) any later version. + +[Unit] +Description=Load/Save RF Kill Switch Status of %I +Documentation=man:systemd-rfkill@.service(8) +DefaultDependencies=no +RequiresMountsFor=/var/lib/systemd/rfkill +Conflicts=shutdown.target +After=systemd-readahead-collect.service systemd-readahead-replay.service systemd-remount-fs.service +Before=sysinit.target shutdown.target + +[Service] +Type=oneshot +RemainAfterExit=yes +ExecStart=@rootlibexecdir@/systemd-rfkill load %I +ExecStop=@rootlibexecdir@/systemd-rfkill save %I |