[oe] [meta-oe][PATCH 1/3] systemd-systemctl-native: add a systemctl wrapper
Otavio Salvador
otavio at ossystems.com.br
Fri Nov 4 17:25:58 UTC 2011
The wrapper allows for enabling services at rootfs generation thus
allowing systemd to be used in ready-only filesystems.
Signed-off-by: Otavio Salvador <otavio at ossystems.com.br>
---
.../systemd/systemd-systemctl-native.bb | 13 +++++
.../systemd/systemd-systemctl-native/systemctl | 51 ++++++++++++++++++++
2 files changed, 64 insertions(+), 0 deletions(-)
create mode 100644 meta-oe/recipes-core/systemd/systemd-systemctl-native.bb
create mode 100755 meta-oe/recipes-core/systemd/systemd-systemctl-native/systemctl
diff --git a/meta-oe/recipes-core/systemd/systemd-systemctl-native.bb b/meta-oe/recipes-core/systemd/systemd-systemctl-native.bb
new file mode 100644
index 0000000..3ee757e
--- /dev/null
+++ b/meta-oe/recipes-core/systemd/systemd-systemctl-native.bb
@@ -0,0 +1,13 @@
+DESCRIPTION = "Wrapper to enable of systemd services"
+
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://${COREBASE}/LICENSE;md5=3f40d7994397109285ec7b81fdeb3b58"
+
+inherit native
+
+SRC_URI = "file://systemctl"
+
+do_install() {
+ install -d ${D}${bindir}
+ install -m 0755 ${WORKDIR}/systemctl ${D}${bindir}
+}
diff --git a/meta-oe/recipes-core/systemd/systemd-systemctl-native/systemctl b/meta-oe/recipes-core/systemd/systemd-systemctl-native/systemctl
new file mode 100755
index 0000000..1fc77fd
--- /dev/null
+++ b/meta-oe/recipes-core/systemd/systemd-systemctl-native/systemctl
@@ -0,0 +1,51 @@
+#!/bin/sh
+
+ROOT=
+
+# parse command line params
+while [ $# != 0 ]; do
+ opt="$1"
+
+ case "$opt" in
+ enable)
+ shift
+
+ service="$1"
+ shift
+ ;;
+ --root=*)
+ ROOT=${opt##--root=}
+ shift
+ ;;
+ *)
+ echo "'$opt' is an unkown option; exiting with error"
+ exit 1
+ ;;
+ esac
+done
+
+# find service file
+for p in $ROOT/etc/systemd/system \
+ $ROOT/lib/systemd/system \
+ $ROOT/usr/lib/systemd/system; do
+ if [ -e $p/$service ]; then
+ service_file=$p/$service
+ service_file=${service_file##$ROOT}
+ fi
+done
+if [ -z "$service_file" ]; then
+ echo "'$service' couldn't be found; exiting with error"
+ exit 1
+fi
+
+# create the required symbolic links
+wanted_by=$(grep WantedBy $ROOT/$service_file \
+ | sed 's,WantedBy=,,g' \
+ | tr ',' '\n' \
+ | grep '\.target$')
+
+for r in $wanted_by; do
+ mkdir -p $ROOT/etc/systemd/system/$r.wants
+ ln -s $service_file $ROOT/etc/systemd/system/$r.wants
+ echo "Enabled $service for $wanted_by."
+done
--
1.7.2.5
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