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Merge pull request #651 from bgilbert/firstboot-file

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Set coreos.first_boot based on existence of file in ESP
This commit is contained in:
Benjamin Gilbert 2017-03-23 18:29:41 -07:00 committed by GitHub
commit d234da9ffc
3 changed files with 17 additions and 6 deletions
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6
build_library/build_image_util.sh
View File

@ -375,6 +375,12 @@ finish_image() {
install_grub=1
${BUILD_LIBRARY_DIR}/configure_bootloaders.sh \
--boot_dir="${root_fs_dir}"/usr/boot
# Create first-boot flag for grub and Ignition
info "Writing first-boot flag"
sudo_clobber "${root_fs_dir}/boot/coreos/first_boot" <<EOF
If this file exists, Ignition will run and then delete the file.
EOF
fi
if [[ -n "${FLAGS_developer_data}" ]]; then

2
build_library/generate_grub_hashes.py
View File

@ -47,7 +47,7 @@ commands = [{"value": '\[.*\]', "description": "CoreOS Grub configuration %s" %
{"value": 'insmod all_video', "description": "CoreOS Grub configuration %s" % version},
{"value": 'linux /coreos/vmlinuz-[ab] rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT (console=\S+)? (coreos.autologin=\S+)?', "description": "CoreOS Grub configuration %s" % version},
{"value": 'menuentry CoreOS \S+ --id=coreos\S* {', "description": "CoreOS Grub configuration %s" % version},
{"value": 'search --no-floppy --set first_boot --disk-uuid 00000000-0000-0000-0000-000000000001', "description": "CoreOS Grub configuration %s" % version},
{"value": 'search --no-floppy --set randomize_disk_guid --disk-uuid 00000000-0000-0000-0000-000000000001', "description": "CoreOS Grub configuration %s" % version},
{"value": 'search --no-floppy --set oem --part-label OEM --hint hd0,gpt1', "description": "CoreOS Grub configuration %s" % version},
{"value": 'set .+', "description": "CoreOS Grub configuration %s" % version},
{"value": 'setparams CoreOS default', "description": "CoreOS Grub configuration %s" % version},

15
build_library/grub.cfg
View File

@ -15,6 +15,7 @@ set timeout=1
set linux_root="root=LABEL=ROOT"
set linux_console=""
set first_boot=""
set randomize_disk_guid=""
set oem_id=""
# Anything else the OEM adds should use this variable.
@ -65,11 +66,15 @@ if [ "$secure_boot" = "0" ]; then
fi
# Determine if this is a first boot.
search --no-floppy --set first_boot \
if [ -f "($root)/coreos/first_boot" ]; then
set first_boot="coreos.first_boot=detected"
fi
# Determine if the disk GUID needs to be randomized.
search --no-floppy --set randomize_disk_guid \
--disk-uuid 00000000-0000-0000-0000-000000000001
if [ -n "$first_boot" ]; then
# Note we explicitly request the disk-guid randomization, first_boot only triggers ignition.
set first_boot="coreos.first_boot=1 coreos.randomize_disk_guid=00000000-0000-0000-0000-000000000001"
if [ -n "$randomize_disk_guid" ]; then
set randomize_disk_guid="coreos.randomize_disk_guid=00000000-0000-0000-0000-000000000001"
fi
set oem=""
@ -111,7 +116,7 @@ if [ "$grub_platform" = efi ]; then
fi
# Assemble the options applicable to all the kernels below
set linux_cmdline="rootflags=rw mount.usrflags=ro consoleblank=0 $linux_root $linux_console $first_boot $extra_options $oem $linux_append"
set linux_cmdline="rootflags=rw mount.usrflags=ro consoleblank=0 $linux_root $linux_console $first_boot $randomize_disk_guid $extra_options $oem $linux_append"
# Re-implement grub_abort() since no command exposes it.
function abort {