[oe-commits] [openembedded-core] 33/57: initramfs-framework: Add exec module

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rpurdie pushed a commit to branch master-next
in repository openembedded-core.

commit 016a2f873455bc41f700f92b1bea6827c1d53a0e
Author: Otavio Salvador <otavio at ossystems.com.br>
AuthorDate: Fri Dec 1 11:05:32 2017 -0200

    initramfs-framework: Add exec module
    
    This new module allow for easy execution of external scripts or
    applications. It runs anything found in /exec.d directory in order and
    in case of no scripts to be available, it opens a shell.
    
    Signed-off-by: Otavio Salvador <otavio at ossystems.com.br>
    Signed-off-by: Ross Burton <ross.burton at intel.com>
---
 .../initrdscripts/initramfs-framework/exec         | 29 ++++++++++++++++++++++
 .../initrdscripts/initramfs-framework_1.0.bb       |  9 +++++++
 2 files changed, 38 insertions(+)

diff --git a/meta/recipes-core/initrdscripts/initramfs-framework/exec b/meta/recipes-core/initrdscripts/initramfs-framework/exec
new file mode 100644
index 0000000..a8e2432
--- /dev/null
+++ b/meta/recipes-core/initrdscripts/initramfs-framework/exec
@@ -0,0 +1,29 @@
+#!/bin/sh
+# Copyright (C) 2017 O.S. Systems Software LTDA.
+# Licensed on MIT
+
+EXEC_DIR=/exec.d  # place to look for modules
+
+exec_enabled() {
+	return 0
+}
+
+exec_run() {
+	if [ ! -d $EXEC_DIR ]; then
+		msg "No contents to exec in $EXEC_DIR. Starting shell ..."
+		sh
+	fi
+
+	# Load and run modules
+	for m in $EXEC_DIR/*; do
+		# Skip backup files
+		if [ "`echo $m | sed -e 's/\~$//'`" != "$m" ]; then
+			continue
+		fi
+
+		debug "Starting $m"
+
+		# process module
+		./$m
+	done
+}
diff --git a/meta/recipes-core/initrdscripts/initramfs-framework_1.0.bb b/meta/recipes-core/initrdscripts/initramfs-framework_1.0.bb
index 2afc37e..75d965f 100644
--- a/meta/recipes-core/initrdscripts/initramfs-framework_1.0.bb
+++ b/meta/recipes-core/initrdscripts/initramfs-framework_1.0.bb
@@ -8,6 +8,7 @@ PR = "r4"
 inherit allarch
 
 SRC_URI = "file://init \
+           file://exec \
            file://rootfs \
            file://finish \
            file://mdev \
@@ -26,6 +27,9 @@ do_install() {
     install -m 0755 ${WORKDIR}/rootfs ${D}/init.d/90-rootfs
     install -m 0755 ${WORKDIR}/finish ${D}/init.d/99-finish
 
+	# exec
+    install -m 0755 ${WORKDIR}/exec ${D}/init.d/89-exec
+
     # mdev
     install -m 0755 ${WORKDIR}/mdev ${D}/init.d/01-mdev
 
@@ -45,6 +49,7 @@ do_install() {
 }
 
 PACKAGES = "${PN}-base \
+            initramfs-module-exec \
             initramfs-module-mdev \
             initramfs-module-udev \
             initramfs-module-e2fs \
@@ -62,6 +67,10 @@ FILES_${PN}-base = "/init /init.d/99-finish /dev"
 # and mounts the rootfs. Then 90-rootfs will proceed immediately.
 RRECOMMENDS_${PN}-base += "initramfs-module-rootfs"
 
+SUMMARY_initramfs-module-exec = "initramfs support for easy execution of applications"
+RDEPENDS_initramfs-module-exec = "${PN}-base"
+FILES_initramfs-module-exec = "/init.d/89-exec"
+
 SUMMARY_initramfs-module-mdev = "initramfs support for mdev"
 RDEPENDS_initramfs-module-mdev = "${PN}-base busybox-mdev"
 FILES_initramfs-module-mdev = "/init.d/01-mdev"

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