diff --git a/.gitignore b/.gitignore
index 0b5608ccf9..8aed0b9ba6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -76,6 +76,7 @@
/systemd-gnome-ask-password-agent
/systemd-gpt-auto-generator
/systemd-hibernate-resume
+/systemd-hibernate-resume-generator
/systemd-hostnamed
/systemd-inhibit
/systemd-initctl
diff --git a/Makefile-man.am b/Makefile-man.am
index 09a10383a9..5c27937152 100644
--- a/Makefile-man.am
+++ b/Makefile-man.am
@@ -70,6 +70,7 @@ MANPAGES += \
man/systemd-getty-generator.8 \
man/systemd-gpt-auto-generator.8 \
man/systemd-halt.service.8 \
+ man/systemd-hibernate-resume-generator.8 \
man/systemd-hibernate-resume@.service.8 \
man/systemd-inhibit.1 \
man/systemd-initctl.service.8 \
@@ -1625,6 +1626,7 @@ EXTRA_DIST += \
man/systemd-getty-generator.xml \
man/systemd-gpt-auto-generator.xml \
man/systemd-halt.service.xml \
+ man/systemd-hibernate-resume-generator.xml \
man/systemd-hibernate-resume@.service.xml \
man/systemd-hostnamed.service.xml \
man/systemd-inhibit.xml \
diff --git a/Makefile.am b/Makefile.am
index a487caa7bc..cbdf551fa8 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -385,7 +385,8 @@ systemgenerator_PROGRAMS = \
systemd-getty-generator \
systemd-fstab-generator \
systemd-system-update-generator \
- systemd-debug-generator
+ systemd-debug-generator \
+ systemd-hibernate-resume-generator
dist_bashcompletion_DATA = \
shell-completion/bash/busctl \
@@ -2146,6 +2147,14 @@ systemd_system_update_generator_LDADD = \
libsystemd-label.la \
libsystemd-shared.la
+# ------------------------------------------------------------------------------
+systemd_hibernate_resume_generator_SOURCES = \
+ src/resume-generator/resume-generator.c
+
+systemd_hibernate_resume_generator_LDADD = \
+ libsystemd-label.la \
+ libsystemd-shared.la
+
if ENABLE_EFI
# ------------------------------------------------------------------------------
systemgenerator_PROGRAMS += \
diff --git a/man/kernel-command-line.xml b/man/kernel-command-line.xml
index 36428aaa94..d872e6d5b9 100644
--- a/man/kernel-command-line.xml
+++ b/man/kernel-command-line.xml
@@ -351,6 +351,17 @@
+
+ resume=
+
+
+ Enables resume from hibernation
+ using the specified device.
+ All fstab5-like
+ pathes are supported. For details, see
+ systemd-hibernate-resume-generator8.
+
+
@@ -373,7 +384,8 @@
systemd-gpt-auto-generator8,
systemd-modules-load.service8,
systemd-backlight@.service8,
- systemd-rfkill@.service8
+ systemd-rfkill@.service8,
+ systemd-hibernate-resume-generator8
diff --git a/man/systemd-hibernate-resume-generator.xml b/man/systemd-hibernate-resume-generator.xml
new file mode 100644
index 0000000000..1a4b99ced4
--- /dev/null
+++ b/man/systemd-hibernate-resume-generator.xml
@@ -0,0 +1,93 @@
+
+
+
+
+
+
+
+ systemd-hibernate-resume-generator
+ systemd
+
+
+
+ Developer
+ Ivan
+ Shapovalov
+ intelfx100@gmail.com
+
+
+
+
+
+ systemd-hibernate-resume-generator
+ 8
+
+
+
+ systemd-hibernate-resume-generator
+ Unit generator for resume= kernel parameter
+
+
+
+ /usr/lib/systemd/system-generators/systemd-hibernate-resume-generator
+
+
+
+ Description
+
+ systemd-hibernate-resume-generator is
+ a generator that instantiates
+ systemd-hibernate-resume@.service8
+ unit according to the value of
+ parameter specified on the kernel command line.
+
+
+
+ Kernel Command Line
+
+ systemd-hibernate-resume-generator understands
+ the following kernel command line parameters:
+
+
+
+
+ resume=
+
+ Takes a path to the resume
+ device. Both persistent block device pathes like
+ /dev/disk/by-foo/bar and
+ fstab5-style
+ specifiers like FOO=bar
+ are supported.
+
+
+
+
+
+
+ See Also
+
+ systemd1,
+ systemd-hibernate-resume@.service8,
+ kernel-command-line7
+
+
+
+
diff --git a/src/resume-generator/Makefile b/src/resume-generator/Makefile
new file mode 120000
index 0000000000..d0b0e8e008
--- /dev/null
+++ b/src/resume-generator/Makefile
@@ -0,0 +1 @@
+../Makefile
\ No newline at end of file
diff --git a/src/resume-generator/resume-generator.c b/src/resume-generator/resume-generator.c
new file mode 100644
index 0000000000..f40721662e
--- /dev/null
+++ b/src/resume-generator/resume-generator.c
@@ -0,0 +1,95 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+ This file is part of systemd.
+
+ Copyright 2014 Ivan Shapovalov
+
+ 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 .
+***/
+
+#include
+#include
+
+#include "log.h"
+#include "util.h"
+#include "special.h"
+#include "mkdir.h"
+#include "unit-name.h"
+
+static const char *arg_dest = "/tmp";
+static char *arg_resume_dev = NULL;
+
+static int parse_proc_cmdline_item(const char *key, const char *value) {
+ if (streq(key, "resume") && value) {
+ free(arg_resume_dev);
+ arg_resume_dev = fstab_node_to_udev_node(value);
+ if (!arg_resume_dev)
+ return log_oom();
+ }
+
+ return 0;
+}
+
+static int process_resume(void) {
+ _cleanup_free_ char *name = NULL, *lnk = NULL;
+
+ name = unit_name_from_path_instance("systemd-hibernate-resume", arg_resume_dev, ".service");
+ if (!name)
+ return log_oom();
+
+ lnk = strjoin(arg_dest, "/" SPECIAL_SYSINIT_TARGET ".wants/", name, NULL);
+ if (!lnk)
+ return log_oom();
+
+ mkdir_parents_label(lnk, 0755);
+ if (symlink(SYSTEM_DATA_UNIT_PATH "/systemd-hibernate-resume@.service", lnk) < 0) {
+ log_error("Failed to create symlink %s: %m", lnk);
+ return -errno;
+ }
+
+ return 0;
+}
+
+int main(int argc, char *argv[]) {
+ int r = 0;
+
+ if (argc > 1 && argc != 4) {
+ log_error("This program takes three or no arguments.");
+ return EXIT_FAILURE;
+ }
+
+ if (argc > 1)
+ arg_dest = argv[1];
+
+ log_set_target(LOG_TARGET_SAFE);
+ log_parse_environment();
+ log_open();
+
+ umask(0022);
+
+ /* Don't even consider resuming outside of initramfs. */
+ if (!in_initrd())
+ return EXIT_SUCCESS;
+
+ if (parse_proc_cmdline(parse_proc_cmdline_item) < 0)
+ return EXIT_FAILURE;
+
+ if (arg_resume_dev != NULL)
+ r = process_resume();
+
+ free(arg_resume_dev);
+
+ return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
+}