kdump-lib.sh: reformat with shfmt
This is a batch update done with: shfmt -s -w kdump-lib.sh Clean up code style and reduce code base size, no behaviour change. Signed-off-by: Kairui Song <kasong@redhat.com> Acked-by: Philipp Rudo <prudo@redhat.com>
This commit is contained in:
Kairui Song
parent
20089dddd5
commit
4cdce1f489
146
kdump-lib.sh
146
kdump-lib.sh
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@ -20,9 +20,10 @@ is_fadump_capable()
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return 1
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}
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is_squash_available() {
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is_squash_available()
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{
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for kmodule in squashfs overlay loop; do
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if [[ -z "$KDUMP_KERNELVER" ]]; then
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if [[ -z $KDUMP_KERNELVER ]]; then
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modprobe --dry-run $kmodule &> /dev/null || return 1
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else
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modprobe -S "$KDUMP_KERNELVER" --dry-run $kmodule &> /dev/null || return 1
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@ -30,7 +31,8 @@ is_squash_available() {
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done
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}
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perror_exit() {
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perror_exit()
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{
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derror "$@"
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exit 1
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}
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@ -54,7 +56,8 @@ is_generic_fence_kdump()
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[[ $(kdump_get_conf_val fence_kdump_nodes) ]]
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}
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to_dev_name() {
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to_dev_name()
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{
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local dev="${1//\"/}"
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case "$dev" in
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@ -66,6 +69,7 @@ to_dev_name() {
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;;
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*)
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echo "$dev"
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;;
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esac
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}
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@ -79,10 +83,10 @@ get_user_configured_dump_disk()
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local _target
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_target=$(kdump_get_conf_val "ext[234]\|xfs\|btrfs\|minix\|raw")
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[[ -n "$_target" ]] && echo "$_target" && return
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[[ -n $_target ]] && echo "$_target" && return
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_target=$(get_dracut_args_target "$(kdump_get_conf_val "dracut_args")")
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[[ -b "$_target" ]] && echo "$_target"
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[[ -b $_target ]] && echo "$_target"
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}
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get_block_dump_target()
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@ -94,12 +98,12 @@ get_block_dump_target()
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fi
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_target=$(get_user_configured_dump_disk)
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[[ -n "$_target" ]] && to_dev_name "$_target" && return
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[[ -n $_target ]] && to_dev_name "$_target" && return
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# Get block device name from local save path
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_path=$(get_save_path)
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_target=$(get_target_from_path "$_path")
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[[ -b "$_target" ]] && to_dev_name "$_target"
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[[ -b $_target ]] && to_dev_name "$_target"
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}
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is_dump_to_rootfs()
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@ -114,7 +118,7 @@ get_failure_action_target()
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if is_dump_to_rootfs; then
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# Get rootfs device name
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_target=$(get_root_fs_device)
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[[ -b "$_target" ]] && to_dev_name "$_target" && return
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[[ -b $_target ]] && to_dev_name "$_target" && return
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# Then, must be nfs root
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echo "nfs"
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fi
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@ -127,7 +131,7 @@ get_kdump_targets()
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local kdump_targets
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_target=$(get_block_dump_target)
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if [[ -n "$_target" ]]; then
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if [[ -n $_target ]]; then
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kdump_targets=$_target
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elif is_ssh_dump_target; then
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kdump_targets="ssh"
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@ -137,7 +141,7 @@ get_kdump_targets()
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# Add the root device if dump_to_rootfs is specified.
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_root=$(get_failure_action_target)
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if [[ -n "$_root" ]] && [[ "$kdump_targets" != "$_root" ]]; then
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if [[ -n $_root ]] && [[ $kdump_targets != "$_root" ]]; then
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kdump_targets="$kdump_targets $_root"
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fi
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@ -169,13 +173,13 @@ get_bind_mount_source()
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_fstype=$(get_mount_info FSTYPE target "$_mnt" -f)
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# bind mount in fstab
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if [[ -d "$_src" ]] && [[ "$_fstype" = none ]] && (echo "$_opt" | grep -q "\bbind\b"); then
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if [[ -d $_src ]] && [[ $_fstype == none ]] && (echo "$_opt" | grep -q "\bbind\b"); then
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echo "$_src$_path" && return
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fi
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# direct mount
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_src_nofsroot=$(get_mount_info SOURCE target "$_mnt" -v -f)
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if [[ $_src_nofsroot = "$_src" ]]; then
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if [[ $_src_nofsroot == "$_src" ]]; then
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echo "$_mnt$_path" && return
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fi
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@ -184,7 +188,7 @@ get_bind_mount_source()
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_mnt=$(get_mount_info TARGET source "$_src_nofsroot" -f)
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# for btrfs, _fsroot will also contain the subvol value as well, strip it
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if [[ "$_fstype" = btrfs ]]; then
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if [[ $_fstype == btrfs ]]; then
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local _subvol
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_subvol=${_opt#*subvol=}
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_subvol=${_subvol%,*}
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@ -209,10 +213,10 @@ get_kdump_mntpoint_from_target()
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# mount under /kdumproot if dump target is not mounted in first kernel
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# mount under /kdumproot/$_mntpoint in other cases in 2nd kernel.
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# systemd will be in charge to umount it.
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if [[ -z "$_mntpoint" ]];then
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if [[ -z $_mntpoint ]]; then
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_mntpoint="/kdumproot"
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else
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if [[ "$_mntpoint" = "/" ]];then
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if [[ $_mntpoint == "/" ]]; then
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_mntpoint="/sysroot"
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else
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_mntpoint="/kdumproot/$_mntpoint"
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@ -223,7 +227,8 @@ get_kdump_mntpoint_from_target()
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echo $_mntpoint | tr -s "/"
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}
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kdump_get_persistent_dev() {
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kdump_get_persistent_dev()
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{
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local dev="${1//\"/}"
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case "$dev" in
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@ -261,7 +266,7 @@ is_hostname()
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local _hostname
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_hostname=$(echo "$1" | grep ":")
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if [[ -n "$_hostname" ]]; then
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if [[ -n $_hostname ]]; then
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return 1
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fi
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echo "$1" | grep -q "[a-zA-Z]"
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@ -273,13 +278,12 @@ get_hwaddr()
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if [[ -f "/sys/class/net/$1/address" ]]; then
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awk '{ print toupper($0) }' < "/sys/class/net/$1/address"
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elif [[ -d "/sys/class/net/$1" ]]; then
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LC_ALL="" LANG="" ip -o link show "$1" 2>/dev/null | \
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LC_ALL="" LANG="" ip -o link show "$1" 2> /dev/null |
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awk '{ print toupper(gensub(/.*link\/[^ ]* ([[:alnum:]:]*).*/,
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"\\1", 1)); }'
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fi
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}
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# Get value by a field using "nmcli -g"
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# Usage: get_nmcli_value_by_field <field> <nmcli command>
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#
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@ -341,13 +345,13 @@ get_ifcfg_by_name()
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is_nm_running()
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{
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[[ "$(LANG=C nmcli -t --fields running general status 2>/dev/null)" = "running" ]]
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[[ "$(LANG=C nmcli -t --fields running general status 2> /dev/null)" == "running" ]]
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}
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is_nm_handling()
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{
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LANG=C nmcli -t --fields device,state dev status 2>/dev/null \
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| grep -q "^\(${1}:connected\)\|\(${1}:connecting.*\)$"
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LANG=C nmcli -t --fields device,state dev status 2> /dev/null |
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grep -q "^\(${1}:connected\)\|\(${1}:connecting.*\)$"
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}
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# $1: netdev name
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@ -360,12 +364,12 @@ get_ifcfg_nmcli()
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if is_nm_running && is_nm_handling "${1}"; then
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# The configuration "uuid" and "name" generated by nm is wrote to
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# the ifcfg file as "UUID=<nm_uuid>" and "NAME=<nm_name>".
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nm_uuid=$(LANG=C nmcli -t --fields uuid,device c show --active 2>/dev/null \
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| grep "${1}" | head -1 | cut -d':' -f1)
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nm_name=$(LANG=C nmcli -t --fields name,device c show --active 2>/dev/null \
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| grep "${1}" | head -1 | cut -d':' -f1)
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nm_uuid=$(LANG=C nmcli -t --fields uuid,device c show --active 2> /dev/null |
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grep "${1}" | head -1 | cut -d':' -f1)
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nm_name=$(LANG=C nmcli -t --fields name,device c show --active 2> /dev/null |
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grep "${1}" | head -1 | cut -d':' -f1)
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ifcfg_file=$(get_ifcfg_by_uuid "${nm_uuid}")
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[[ -z "${ifcfg_file}" ]] && ifcfg_file=$(get_ifcfg_by_name "${nm_name}")
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[[ -z ${ifcfg_file} ]] && ifcfg_file=$(get_ifcfg_by_name "${nm_name}")
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fi
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echo -n "${ifcfg_file}"
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@ -377,15 +381,15 @@ get_ifcfg_legacy()
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local ifcfg_file hwaddr
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ifcfg_file="/etc/sysconfig/network-scripts/ifcfg-${1}"
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[[ -f "${ifcfg_file}" ]] && echo -n "${ifcfg_file}" && return
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[[ -f ${ifcfg_file} ]] && echo -n "${ifcfg_file}" && return
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ifcfg_file=$(get_ifcfg_by_name "${1}")
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[[ -f "${ifcfg_file}" ]] && echo -n "${ifcfg_file}" && return
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[[ -f ${ifcfg_file} ]] && echo -n "${ifcfg_file}" && return
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hwaddr=$(get_hwaddr "${1}")
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if [[ -n "$hwaddr" ]]; then
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if [[ -n $hwaddr ]]; then
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ifcfg_file=$(get_ifcfg_by_hwaddr "${hwaddr}")
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[[ -f "${ifcfg_file}" ]] && echo -n "${ifcfg_file}" && return
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[[ -f ${ifcfg_file} ]] && echo -n "${ifcfg_file}" && return
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fi
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ifcfg_file=$(get_ifcfg_by_device "${1}")
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@ -395,11 +399,12 @@ get_ifcfg_legacy()
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# $1: netdev name
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# Return the ifcfg file whole name(including the path) of $1 if any.
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get_ifcfg_filename() {
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get_ifcfg_filename()
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{
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local ifcfg_file
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ifcfg_file=$(get_ifcfg_nmcli "${1}")
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if [[ -z "${ifcfg_file}" ]]; then
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if [[ -z ${ifcfg_file} ]]; then
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ifcfg_file=$(get_ifcfg_legacy "${1}")
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fi
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@ -408,7 +413,8 @@ get_ifcfg_filename() {
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# returns 0 when omission of a module is desired in dracut_args
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# returns 1 otherwise
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is_dracut_mod_omitted() {
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is_dracut_mod_omitted()
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{
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local dracut_args dracut_mod=$1
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set -- $(kdump_get_conf_val dracut_args)
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@ -416,6 +422,7 @@ is_dracut_mod_omitted() {
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case $1 in
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-o | --omit)
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[[ " ${2//[^[:alnum:]]/ } " == *" $dracut_mod "* ]] && return 0
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;;
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esac
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shift
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done
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@ -423,14 +430,15 @@ is_dracut_mod_omitted() {
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return 1
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}
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is_wdt_active() {
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is_wdt_active()
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{
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local active
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[[ -d /sys/class/watchdog ]] || return 1
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for dir in /sys/class/watchdog/*; do
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[[ -f "$dir/state" ]] || continue
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active=$(< "$dir/state")
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[[ "$active" = "active" ]] && return 0
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[[ $active == "active" ]] && return 0
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done
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return 1
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}
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@ -490,7 +498,7 @@ remove_cmdline_param()
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shift
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for arg in "$@"; do
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cmdline=$(echo "$cmdline" | \
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cmdline=$(echo "$cmdline" |
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sed -e "s/\b$arg=[^ ]*//g" \
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-e "s/^$arg\b//g" \
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-e "s/[[:space:]]$arg\b//g" \
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@ -523,7 +531,7 @@ append_cmdline()
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local newstr=${cmdline/$2/""}
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# unchanged str implies argument wasn't there
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if [[ "$cmdline" == "$newstr" ]]; then
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if [[ $cmdline == "$newstr" ]]; then
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cmdline="${cmdline} ${2}=${3}"
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fi
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@ -558,7 +566,7 @@ is_secure_boot_enforced()
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if [[ -f /proc/device-tree/ibm,secureboot/os-secureboot-enforcing ]]; then
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return 0
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fi
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if [[ -f /proc/device-tree/ibm,secure-boot ]] && \
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if [[ -f /proc/device-tree/ibm,secure-boot ]] &&
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[[ $(lsprop /proc/device-tree/ibm,secure-boot | tail -1) -ge 2 ]]; then
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return 0
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fi
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@ -567,11 +575,11 @@ is_secure_boot_enforced()
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secure_boot_file=$(find /sys/firmware/efi/efivars -name "SecureBoot-*" 2> /dev/null)
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setup_mode_file=$(find /sys/firmware/efi/efivars -name "SetupMode-*" 2> /dev/null)
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if [[ -f "$secure_boot_file" ]] && [[ -f "$setup_mode_file" ]]; then
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if [[ -f $secure_boot_file ]] && [[ -f $setup_mode_file ]]; then
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secure_boot_byte=$(hexdump -v -e '/1 "%d\ "' "$secure_boot_file" | cut -d' ' -f 5)
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setup_mode_byte=$(hexdump -v -e '/1 "%d\ "' "$setup_mode_file" | cut -d' ' -f 5)
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if [[ "$secure_boot_byte" = "1" ]] && [[ "$setup_mode_byte" = "0" ]]; then
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if [[ $secure_boot_byte == "1" ]] && [[ $setup_mode_byte == "0" ]]; then
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return 0
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fi
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fi
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@ -594,22 +602,18 @@ prepare_kexec_args()
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local found_elf_args
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ARCH=$(uname -m)
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if [[ "$ARCH" == "i686" ]] || [[ "$ARCH" == "i386" ]]
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then
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if [[ $ARCH == "i686" ]] || [[ $ARCH == "i386" ]]; then
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need_64bit_headers
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if [[ $? == 1 ]]
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then
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if [[ $? == 1 ]]; then
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found_elf_args=$(echo "$kexec_args" | grep elf32-core-headers)
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if [[ -n "$found_elf_args" ]]
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then
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if [[ -n $found_elf_args ]]; then
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dwarn "Warning: elf32-core-headers overrides correct elf64 setting"
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else
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kexec_args="$kexec_args --elf64-core-headers"
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fi
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else
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found_elf_args=$(echo "$kexec_args" | grep elf64-core-headers)
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if [[ -z "$found_elf_args" ]]
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then
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if [[ -z $found_elf_args ]]; then
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kexec_args="$kexec_args --elf32-core-headers"
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fi
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fi
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@ -629,7 +633,7 @@ prepare_kdump_bootinfo()
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local boot_img boot_imglist boot_dirlist boot_initrdlist
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local machine_id
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if [[ -z "$KDUMP_KERNELVER" ]]; then
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if [[ -z $KDUMP_KERNELVER ]]; then
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KDUMP_KERNELVER="$(uname -r)"
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fi
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@ -639,7 +643,7 @@ prepare_kdump_bootinfo()
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# Use BOOT_IMAGE as reference if possible, strip the GRUB root device prefix in (hd0,gpt1) format
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boot_img="$(sed "s/^BOOT_IMAGE=\((\S*)\)\?\(\S*\) .*/\2/" /proc/cmdline)"
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if [[ -n "$boot_img" ]]; then
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if [[ -n $boot_img ]]; then
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boot_imglist="$boot_img $boot_imglist"
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fi
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@ -652,7 +656,7 @@ prepare_kdump_bootinfo()
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done
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done
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if ! [[ -e "$KDUMP_KERNEL" ]]; then
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if ! [[ -e $KDUMP_KERNEL ]]; then
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derror "Failed to detect kdump kernel location"
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return 1
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fi
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@ -673,7 +677,7 @@ prepare_kdump_bootinfo()
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# Create kdump initrd basename from default initrd basename
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# initramfs-5.7.9-200.fc32.x86_64.img => initramfs-5.7.9-200.fc32.x86_64kdump.img
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# initrd => initrdkdump
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if [[ -z "$defaut_initrd_base" ]]; then
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if [[ -z $defaut_initrd_base ]]; then
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kdump_initrd_base=initramfs-${KDUMP_KERNELVER}kdump.img
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elif [[ $defaut_initrd_base == *.* ]]; then
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kdump_initrd_base=${defaut_initrd_base%.*}kdump.${DEFAULT_INITRD##*.}
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@ -682,7 +686,7 @@ prepare_kdump_bootinfo()
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fi
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# Place kdump initrd in $(/var/lib/kdump) if $(KDUMP_BOOTDIR) not writable
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if [[ ! -w "$KDUMP_BOOTDIR" ]];then
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if [[ ! -w $KDUMP_BOOTDIR ]]; then
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var_target_initrd_dir="/var/lib/kdump"
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mkdir -p "$var_target_initrd_dir"
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KDUMP_INITRD="$var_target_initrd_dir/$kdump_initrd_base"
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@ -718,7 +722,7 @@ prepare_cmdline()
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{
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local cmdline id arg
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if [[ -z "$1" ]]; then
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if [[ -z $1 ]]; then
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cmdline=$(< /proc/cmdline)
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else
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cmdline="$1"
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@ -783,7 +787,7 @@ get_system_size()
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result="+$result"
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||||
# replace '-' with '+0x' and '+' with '-0x'
|
||||
sum=$(echo "$result" | sed -e 's/-/K0x/g' -e 's/+/-0x/g' -e 's/K/+/g')
|
||||
size=$(printf "%d\n" $(($sum)))
|
||||
size=$(printf "%d\n" $((sum)))
|
||||
size=$((size / 1024 / 1024 / 1024))
|
||||
|
||||
echo "$size"
|
||||
|
|
@ -829,18 +833,18 @@ kdump_get_arch_recommend_size()
|
|||
return 1
|
||||
fi
|
||||
|
||||
[[ -z "$kernel" ]] && kernel=$(uname -r)
|
||||
[[ -z $kernel ]] && kernel=$(uname -r)
|
||||
ck_cmdline=$(cat "/usr/lib/modules/$kernel/crashkernel.default" 2> /dev/null)
|
||||
|
||||
if [[ -n "$ck_cmdline" ]]; then
|
||||
if [[ -n $ck_cmdline ]]; then
|
||||
ck_cmdline=${ck_cmdline#crashkernel=}
|
||||
else
|
||||
arch=$(lscpu | grep Architecture | awk -F ":" '{ print $2 }' | tr '[:lower:]' '[:upper:]')
|
||||
if [[ "$arch" = "X86_64" ]] || [[ "$arch" = "S390X" ]]; then
|
||||
if [[ $arch == "X86_64" ]] || [[ $arch == "S390X" ]]; then
|
||||
ck_cmdline="1G-4G:160M,4G-64G:192M,64G-1T:256M,1T-:512M"
|
||||
elif [[ "$arch" = "AARCH64" ]]; then
|
||||
elif [[ $arch == "AARCH64" ]]; then
|
||||
ck_cmdline="2G-:448M"
|
||||
elif [[ "$arch" = "PPC64LE" ]]; then
|
||||
elif [[ $arch == "PPC64LE" ]]; then
|
||||
if is_fadump_capable; then
|
||||
ck_cmdline="4G-16G:768M,16G-64G:1G,64G-128G:2G,128G-1T:4G,1T-2T:6G,2T-4T:12G,4T-8T:20G,8T-16T:36G,16T-32T:64G,32T-64T:128G,64T-:180G"
|
||||
else
|
||||
|
|
@ -879,7 +883,8 @@ get_luks_crypt_dev()
|
|||
# Example:
|
||||
# $ get_maj_min /dev/sda2
|
||||
# 8:2
|
||||
kdump_get_maj_min() {
|
||||
kdump_get_maj_min()
|
||||
{
|
||||
local _majmin
|
||||
_majmin="$(stat -L -c '%t:%T' "$1" 2> /dev/null)"
|
||||
printf "%s" "$((0x${_majmin%:*})):$((0x${_majmin#*:}))"
|
||||
|
|
@ -917,8 +922,7 @@ try_decompress()
|
|||
# "grep" that report the byte offset of the line instead of the pattern.
|
||||
|
||||
# Try to find the header ($1) and decompress from here
|
||||
for pos in $(tr "$1\n$2" "\n$2=" < "$4" | grep -abo "^$2")
|
||||
do
|
||||
for pos in $(tr "$1\n$2" "\n$2=" < "$4" | grep -abo "^$2"); do
|
||||
if ! type -P "$3" > /dev/null; then
|
||||
ddebug "Signiature detected but '$3' is missing, skip this decompressor"
|
||||
break
|
||||
|
|
@ -948,12 +952,12 @@ get_kernel_size()
|
|||
check_vmlinux "$img" && get_vmlinux_size "$img" && return 0
|
||||
|
||||
# That didn't work, so retry after decompression.
|
||||
try_decompress '\037\213\010' xy gunzip "$img" "$tmp" || \
|
||||
try_decompress '\3757zXZ\000' abcde unxz "$img" "$tmp" || \
|
||||
try_decompress 'BZh' xy bunzip2 "$img" "$tmp" || \
|
||||
try_decompress '\135\0\0\0' xxx unlzma "$img" "$tmp" || \
|
||||
try_decompress '\211\114\132' xy 'lzop -d' "$img" "$tmp" || \
|
||||
try_decompress '\002!L\030' xxx 'lz4 -d' "$img" "$tmp" || \
|
||||
try_decompress '\037\213\010' xy gunzip "$img" "$tmp" ||
|
||||
try_decompress '\3757zXZ\000' abcde unxz "$img" "$tmp" ||
|
||||
try_decompress 'BZh' xy bunzip2 "$img" "$tmp" ||
|
||||
try_decompress '\135\0\0\0' xxx unlzma "$img" "$tmp" ||
|
||||
try_decompress '\211\114\132' xy 'lzop -d' "$img" "$tmp" ||
|
||||
try_decompress '\002!L\030' xxx 'lz4 -d' "$img" "$tmp" ||
|
||||
try_decompress '(\265/\375' xxx unzstd "$img" "$tmp"
|
||||
|
||||
# Finally check for uncompressed images or objects:
|
||||
|
|
|
|||
Loading…
Reference in New Issue