From a502e406c4e47b72eeb052ec2accba55fb6af972 Mon Sep 17 00:00:00 2001
From: Wenlin Kang <wenlin.kang@windriver.com>
Date: Tue, 17 Oct 2017 10:21:29 +0800
Subject: kexec-tools: add systemd support for kdump

Add file kdump.service to support kdump in systemd.

Signed-off-by: Wenlin Kang <wenlin.kang@windriver.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
---
 meta/recipes-kernel/kexec/kexec-tools.inc          |  1 +
 .../recipes-kernel/kexec/kexec-tools/kdump.service | 12 +++++++++++
 meta/recipes-kernel/kexec/kexec-tools_2.0.14.bb    | 23 +++++++++++++++++-----
 3 files changed, 31 insertions(+), 5 deletions(-)
 create mode 100644 meta/recipes-kernel/kexec/kexec-tools/kdump.service

diff --git a/meta/recipes-kernel/kexec/kexec-tools.inc b/meta/recipes-kernel/kexec/kexec-tools.inc
index bdfe024a79..c689bec1f9 100644
--- a/meta/recipes-kernel/kexec/kexec-tools.inc
+++ b/meta/recipes-kernel/kexec/kexec-tools.inc
@@ -11,6 +11,7 @@ DEPENDS = "zlib xz"
 SRC_URI = "${KERNELORG_MIRROR}/linux/utils/kernel/kexec/kexec-tools-${PV}.tar.gz \
            file://kdump \
            file://kdump.conf \
+           file://kdump.service \
 "
 
 PR = "r1"
diff --git a/meta/recipes-kernel/kexec/kexec-tools/kdump.service b/meta/recipes-kernel/kexec/kexec-tools/kdump.service
new file mode 100644
index 0000000000..4e65a46ac4
--- /dev/null
+++ b/meta/recipes-kernel/kexec/kexec-tools/kdump.service
@@ -0,0 +1,12 @@
+[Unit]
+Description=Reboot and dump vmcore via kexec
+DefaultDependencies=no
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=@LIBEXECDIR@/kdump-helper start
+ExecStop=@LIBEXECDIR@/kdump-helper stop
+
+[Install]
+WantedBy=multi-user.target
diff --git a/meta/recipes-kernel/kexec/kexec-tools_2.0.14.bb b/meta/recipes-kernel/kexec/kexec-tools_2.0.14.bb
index bd89720e5b..0f6398f13e 100644
--- a/meta/recipes-kernel/kexec/kexec-tools_2.0.14.bb
+++ b/meta/recipes-kernel/kexec/kexec-tools_2.0.14.bb
@@ -34,19 +34,32 @@ ALLOW_EMPTY_${PN} = "1"
 RRECOMMENDS_${PN} = "kexec kdump vmcore-dmesg"
 
 FILES_kexec = "${sbindir}/kexec"
-FILES_kdump = "${sbindir}/kdump ${sysconfdir}/init.d/kdump \
-               ${sysconfdir}/sysconfig/kdump.conf"
+FILES_kdump = "${sbindir}/kdump \
+               ${sysconfdir}/sysconfig/kdump.conf \
+               ${sysconfdir}/init.d/kdump \
+               ${libexecdir}/kdump-helper \
+               ${systemd_unitdir}/system/kdump.service \
+"
+
 FILES_vmcore-dmesg = "${sbindir}/vmcore-dmesg"
 
-inherit update-rc.d
+inherit update-rc.d systemd
 
 INITSCRIPT_PACKAGES = "kdump"
 INITSCRIPT_NAME_kdump = "kdump"
 INITSCRIPT_PARAMS_kdump = "start 56 2 3 4 5 . stop 56 0 1 6 ."
 
 do_install_append () {
-        install -d ${D}${sysconfdir}/init.d
-        install -m 0755 ${WORKDIR}/kdump ${D}${sysconfdir}/init.d/kdump
         install -d ${D}${sysconfdir}/sysconfig
         install -m 0644 ${WORKDIR}/kdump.conf ${D}${sysconfdir}/sysconfig
+
+        if ${@bb.utils.contains('DISTRO_FEATURES', 'sysvinit', 'true', 'false', d)}; then
+                install -D -m 0755 ${WORKDIR}/kdump ${D}${sysconfdir}/init.d/kdump
+        fi
+
+        if ${@bb.utils.contains('DISTRO_FEATURES', 'systemd', 'true', 'false', d)}; then
+                install -D -m 0755 ${WORKDIR}/kdump ${D}${libexecdir}/kdump-helper
+                install -D -m 0644 ${WORKDIR}/kdump.service ${D}${systemd_unitdir}/system/kdump.service
+                sed -i -e 's,@LIBEXECDIR@,${libexecdir},g' ${D}${systemd_unitdir}/system/kdump.service
+        fi
 }
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