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fix(create_legacy_bootloader_templates.sh): Support -usr layouts

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The boot kernel parameters change depending on whether the new /usr
scheme is in use. Pass the disk layout to the bootloader config script
and adjust generated configs accordingly.
This commit is contained in:
Michael Marineau 2014-01-05 16:53:29 -08:00
parent bfe47817e4
commit 96da63e87e
2 changed files with 23 additions and 8 deletions
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1
build_library/base_image_util.sh
View File

@ -52,6 +52,7 @@ create_base_image() {
${BUILD_LIBRARY_DIR}/create_legacy_bootloader_templates.sh \
--arch=${ARCH} \
--disk_layout="${disk_layout}" \
--boot_dir="${root_fs_dir}"/boot \
--esp_dir="${root_fs_dir}"/boot/efi \
--boot_args="${FLAGS_boot_args}"

30
build_library/create_legacy_bootloader_templates.sh
View File

@ -22,6 +22,8 @@ DEFINE_string esp_dir "" \
"Path to ESP partition mount point (Default: none)"
DEFINE_string boot_args "" \
"Additional boot arguments to pass to the commandline (Default: '')"
DEFINE_string disk_layout "base" \
"The disk layout type to use for this image."
# Parse flags
FLAGS "$@" || exit 1
@ -34,10 +36,20 @@ common_args="${common_args} ${FLAGS_boot_args}"
# Get partition UUIDs from the json config
get_uuid() {
"${BUILD_LIBRARY_DIR}/disk_util" readuuid "$1"
"${BUILD_LIBRARY_DIR}/disk_util" --disk_layout="${FLAGS_disk_layout}" \
readuuid "$1"
}
ROOTA="PARTUUID=$(get_uuid ROOT-A)"
ROOTB="PARTUUID=$(get_uuid ROOT-B)"
# Filesystem args differ between the old and new usr layouts.
if [[ "${FLAGS_disk_layout}" == *-usr ]]; then
gptprio_args="root=LABEL=ROOT usr=gptprio:"
slot_a_args="root=LABEL=ROOT usr=PARTUUID=$(get_uuid USR-A)"
slot_b_args="root=LABEL=ROOT usr=PARTUUID=$(get_uuid USR-B)"
else
gptprio_args="root=gptprio:"
slot_a_args="root=PARTUUID=$(get_uuid ROOT-A)"
slot_b_args="root=PARTUUID=$(get_uuid ROOT-B)"
fi
GRUB_DIR="${FLAGS_boot_dir}/grub"
SYSLINUX_DIR="${FLAGS_boot_dir}/syslinux"
@ -54,11 +66,11 @@ timeout 0
title CoreOS A Root
root (hd0,0)
kernel /syslinux/vmlinuz.A ${grub_args} root=${ROOTA}
kernel /syslinux/vmlinuz.A ${grub_args} ${slot_a_args}
title CoreOS B Root
root (hd0,0)
kernel /syslinux/vmlinuz.B ${grub_args} root=${ROOTB}
kernel /syslinux/vmlinuz.B ${grub_args} ${slot_b_args}
EOF
info "Emitted ${GRUB_DIR}/menu.lst.A"
@ -101,7 +113,7 @@ EOF
label boot_kernel
menu label boot_kernel
kernel vmlinuz-boot_kernel
append ${syslinux_args} root=gptprio:
append ${syslinux_args} ${gptprio_args}
EOF
info "Emitted ${SYSLINUX_DIR}/boot_kernel.cfg"
@ -109,7 +121,7 @@ EOF
label coreos.A
menu label coreos.A
kernel vmlinuz.A
append ${syslinux_args} root=${ROOTA}
append ${syslinux_args} ${slot_a_args}
EOF
info "Emitted ${SYSLINUX_DIR}/root.A.cfg"
@ -117,7 +129,7 @@ EOF
label coreos.B
menu label coreos.B
kernel vmlinuz.B
append ${syslinux_args} root=${ROOTB}
append ${syslinux_args} ${slot_b_args}
EOF
info "Emitted ${SYSLINUX_DIR}/root.B.cfg"
}
@ -133,6 +145,8 @@ copy_to_esp() {
sudo cp -r "${SYSLINUX_DIR}/." "${FLAGS_esp_dir}/syslinux"
# Stage all kernels with the only one we built.
# FIXME(marineam): without an EFI bootloader like gummiboot we currently
# don't have a way to set the correct mount options based on disk layout.
for kernel in syslinux/{vmlinuz-boot_kernel,vmlinuz.A,vmlinuz.B} \
EFI/boot/bootx64.efi
do