Fixing mkdumprd2 bugs

This commit is contained in:
Neil Horman 2009-05-15 20:23:55 +00:00
parent 924a3c401f
commit b3d543a616
2 changed files with 67 additions and 27 deletions

View File

@ -26,3 +26,4 @@ do
done done
done done
exit 0

View File

@ -56,7 +56,7 @@ cleanup_and_exit()
if [ -d $BASE_DIR ] if [ -d $BASE_DIR ]
then then
rm -rf $STAGE_DIR rm -rf $BASE_DIR
fi fi
if [ -f $IMG_FILE ] if [ -f $IMG_FILE ]
@ -64,7 +64,33 @@ cleanup_and_exit()
rm -f $IMG_FILE rm -f $IMG_FILE
fi fi
finish_and_exit $EXIT_CODE "" finish_and_exit $EXIT_CODE $2
}
#########################################################
# Setup appropriate environment things
#########################################################
setup_env()
{
PATH=$PATH:/etc/kdump-adv-conf/kdump_build_helpers
}
#########################################################
# Handle sigint so we clean up well
#########################################################
handle_sigint()
{
cleanup_and_exit 2 "Caught Sigint"
}
#########################################################
#Trap sigint so we can clean up
#########################################################
setup_traps()
{
trap handle_sigint 2
} }
######################################################### #########################################################
@ -112,21 +138,20 @@ create_initramfs_dirs()
mkdir -p $STAGE_DIR/etc/network/if-pre-down.d || return 1 mkdir -p $STAGE_DIR/etc/network/if-pre-down.d || return 1
mkdir -p $STAGE_DIR/etc/network/if-down.d || return 1 mkdir -p $STAGE_DIR/etc/network/if-down.d || return 1
mkdir -p $STAGE_DIR/etc/network/if-post-down.d || return 1 mkdir -p $STAGE_DIR/etc/network/if-post-down.d || return 1
cd $STAGE_DIR $(cd $STAGE_DIR; ln -s bin sbin)
ln -s bin sbin
} }
load_dependent_libs() load_dependent_libs()
{ {
local BIN=$1 local BIN=$1
ldd $BIN | grep "not a dynamic executable" ldd $BIN | grep -q "not a dynamic executable"
if [ $? == 0 ] if [ $? == 0 ]
then then
#There are no dependencies, we're done #There are no dependencies, we're done
return return
fi fi
ldd $BIN | grep "statically linked" ldd $BIN | grep -q "statically linked"
if [ $? == 0 ] if [ $? == 0 ]
then then
#There are no dependencies, we're done #There are no dependencies, we're done
@ -135,7 +160,7 @@ load_dependent_libs()
for LIB in `ldd $BIN | awk '/\// {if ($2 == "=>") { print $3} else {print $1}}'` for LIB in `ldd $BIN | awk '/\// {if ($2 == "=>") { print $3} else {print $1}}'`
do do
install_with_deps $LIB load_dependent_libs $LIB
if [ ! -f $STAGE_DIR/$LIB ] if [ ! -f $STAGE_DIR/$LIB ]
then then
install --mode=755 $LIB $STAGE_DIR/$LIB install --mode=755 $LIB $STAGE_DIR/$LIB
@ -150,7 +175,7 @@ install_with_deps()
local MODE=$2 local MODE=$2
install --mode=$MODE $BIN $STAGE_DIR/bin install --mode=$MODE $BIN $STAGE_DIR/bin
install_with_deps $BIN load_dependent_libs $BIN
} }
populate_std_files() populate_std_files()
@ -167,20 +192,22 @@ populate_std_files()
done done
# We always get kpartx, dmsetup, lvm and mdadm # We always get kpartx, dmsetup, lvm and mdadm
for i in lvm kpartx mdadm dmsetup for i in /sbin/lvm /sbin/kpartx /sbin/mdadm /sbin/dmsetup
do do
install_wtih_deps $i 755 install_with_deps $i 755
done done
# We also want to suck in all the runtime scripts # We also want to suck in all the runtime scripts
# that make life easier inside the initramfs # that make life easier inside the initramfs
# These don't need deps, because they're all msh scripts # These don't need deps, because they're all msh scripts
for i in `ls /usr/share/kexec-tools/advanced_config/kdump-scripts/` for i in `ls /etc/kdump-adv-conf/kdump_build_helpers/`
do do
install --mode=755 $i $STAGE_DIR/bin if [ -f $i ]
then
install --mode=755 $i $STAGE_DIR/bin
fi
done done
/bin/sh
} }
######################################################### #########################################################
@ -208,10 +235,10 @@ prep_std_initramfs()
#3 - destination path #3 - destination path
#4 - optional arguments #4 - optional arguments
########################################################## ##########################################################
validate_minifest_line() validate_manifest_line()
{ {
case "$type" in case "$1" in
reg|ren) reg|ren)
# Regular file, make sure that the file exists # Regular file, make sure that the file exists
if [ ! -f $2 ] if [ ! -f $2 ]
@ -222,21 +249,29 @@ validate_minifest_line()
gen) gen)
# Generated file, make sure that the script # Generated file, make sure that the script
# exists and is executable # exists and is executable
if [ ! -x $2 ] TEST_BIN=$(which $2)
if [ ! -x $TEST_BIN ]
then then
return 1 return 1
fi fi
;; ;;
null) exec)
# Null files have no output, they simply # exec files have no output, they simply
# provide a means by which to manipulate the # provide a means by which to manipulate the
# the initramfs. Just make sure the file exists # the initramfs. Just make sure the file exists
if [ ! -x $2 ] TEST_BIN=$(which $2)
if [ ! -x $TEST_BIN ]
then then
return 1 return 1
fi fi
;; ;;
*) *)
echo $1 | grep -q "^#"
if [ $? -eq 0 ]
then
# its a comment
continue
fi
# Unknown manifest type, fail # Unknown manifest type, fail
return 1 return 1
;; ;;
@ -267,7 +302,7 @@ populate_from_manifest()
validate_manifest_line $type $sarg $dpath $opts validate_manifest_line $type $sarg $dpath $opts
if [ $? != 0 ] if [ $? != 0 ]
then then
finish_and_exit 1 "$sarg: Invalid line in manifest" cleanup_and_exit 1 "$sarg: Invalid line in manifest"
fi fi
case "$type" in case "$type" in
@ -292,10 +327,10 @@ populate_from_manifest()
$sarg $opts > $STAGE_DIR/$dpath $sarg $opts > $STAGE_DIR/$dpath
if [ $? != 0 ] if [ $? != 0 ]
then then
finish_and_exit 1 "$sarg: Non-zero exit" cleanup_and_exit 1 "$sarg: Non-zero exit"
fi fi
;; ;;
null) exec)
# Just run $sarg as program, passing $BASE_DIR as the # Just run $sarg as program, passing $BASE_DIR as the
# first argument, and $opts next. This lets us # first argument, and $opts next. This lets us
# manipulate the intiramfs without having to add # manipulate the intiramfs without having to add
@ -303,7 +338,7 @@ populate_from_manifest()
$sarg $BASE_DIR $opts $sarg $BASE_DIR $opts
if [ $? != 0 ] if [ $? != 0 ]
then then
finish_and_exit 1 "$sarg: Non-zero exit" cleanup_and_exit 1 "$sarg: Non-zero exit"
fi fi
esac esac
@ -321,12 +356,12 @@ create_initramfs_image()
(cd $STAGE_DIR; find . | cpio --quiet -c -o) > $IMG_FILE (cd $STAGE_DIR; find . | cpio --quiet -c -o) > $IMG_FILE
if [ $? != 0 ] if [ $? != 0 ]
then then
finish_and_exit 1 " Could not create initramfs" cleanup_and_exit 1 " Could not create initramfs"
fi fi
# Get running kernel version to name the initramfs with # Get running kernel version to name the initramfs with
target=$(uname -r) target=$(uname -r)
gzip -9 -c $IMG_FILE > initrd-$target.img gzip -9 -c $IMG_FILE > ./initrd-$target.img
} }
@ -336,11 +371,15 @@ create_initramfs_image()
# Get our passed in options # Get our passed in options
#setup working env
setup_env
setup_traps
# Create a new staging area # Create a new staging area
create_new_initramfs_dir create_new_initramfs_dir
if [ $? != 0 ] if [ $? != 0 ]
then then
finish_and_exit 1 "Unable to stage a new initramfs area" cleanup_and_exit 1 "Unable to stage a new initramfs area"
fi fi
# Do staging # Do staging
@ -353,4 +392,4 @@ populate_from_manifest
create_initramfs_image create_initramfs_image
# Cleanup # Cleanup
cleanup_and_exit 0 cleanup_and_exit 0 ""