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initscripts: Create the volatiles cache atomically. 

If a machine loses power while building the volatiles cache, it will
continue to operate with an incomplete set of volatiles. Fix this by
updating atomically.

(From OE-Core rev: a60432ff4588390f5f955a6da234298e958546e6)

Signed-off-by: James Limbouris <james@digitalmatter.com.au>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
James Limbouris 2012-02-29 09:13:46 +08:00 committed by Richard Purdie
parent 6c959b13e7
commit 348ea458a4
2 changed files with 7 additions and 5 deletions
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10
meta/recipes-core/initscripts/initscripts-1.0/populate-volatile.sh
View File

@ -22,7 +22,7 @@ create_file() {
chown ${TUSER}.${TGROUP} $1 || echo \"Failed to set owner -${TUSER}- for -$1-.\" >/dev/tty0 2>&1;
chmod ${TMODE} $1 || echo \"Failed to set mode -${TMODE}- for -$1-.\" >/dev/tty0 2>&1 "
test "$VOLATILE_ENABLE_CACHE" = yes && echo "$EXEC" >> /etc/volatile.cache
test "$VOLATILE_ENABLE_CACHE" = yes && echo "$EXEC" >> /etc/volatile.cache.build
[ -e "$1" ] && {
[ "${VERBOSE}" != "no" ] && echo "Target already exists. Skipping."
@ -37,7 +37,7 @@ mk_dir() {
chown ${TUSER}.${TGROUP} $1 || echo \"Failed to set owner -${TUSER}- for -$1-.\" >/dev/tty0 2>&1;
chmod ${TMODE} $1 || echo \"Failed to set mode -${TMODE}- for -$1-.\" >/dev/tty0 2>&1 "
test "$VOLATILE_ENABLE_CACHE" = yes && echo "$EXEC" >> /etc/volatile.cache
test "$VOLATILE_ENABLE_CACHE" = yes && echo "$EXEC" >> /etc/volatile.cache.build
[ -e "$1" ] && {
[ "${VERBOSE}" != "no" ] && echo "Target already exists. Skipping."
@ -49,7 +49,7 @@ mk_dir() {
link_file() {
EXEC="test -e \"$2\" -o -L $2 || ln -s \"$1\" \"$2\" >/dev/tty0 2>&1"
test "$VOLATILE_ENABLE_CACHE" = yes && echo " $EXEC" >> /etc/volatile.cache
test "$VOLATILE_ENABLE_CACHE" = yes && echo " $EXEC" >> /etc/volatile.cache.build
[ -e "$2" ] && {
echo "Cannot create link over existing -${TNAME}-." >&2
@ -185,10 +185,12 @@ if test -e /etc/volatile.cache -a "$VOLATILE_ENABLE_CACHE" = "yes" -a "x$1" != "
then
sh /etc/volatile.cache
else
rm -f /etc/volatile.cache
rm -f /etc/volatile.cache /etc/volatile.cache.build
for file in `ls -1 "${CFGDIR}" | sort`; do
apply_cfgfile "${CFGDIR}/${file}"
done
[ -e /etc/volatile.cache.build ] && sync && mv /etc/volatile.cache.build /etc/volatile.cache
fi
if test -f /etc/ld.so.cache -a ! -f /var/run/ld.so.cache

2
meta/recipes-core/initscripts/initscripts_1.0.bb
View File

@ -3,7 +3,7 @@ DESCRIPTION = "Initscripts provide the basic system startup initialization scrip
SECTION = "base"
LICENSE = "GPLv2"
LIC_FILES_CHKSUM = "file://COPYING;md5=751419260aa954499f7abaabaa882bbe"
PR = "r132"
PR = "r133"
INHIBIT_DEFAULT_DEPS = "1"