diskimage-builder/elements/ramdisk-base/init.d/20-init-variables
Ben Nemec 5aca301693 Refactor ramdisk element to allow alternate implementations
In preparation for enabling Dracut-based ramdisks, this change
factors out functionality that is common to both busybox and Dracut
ramdisks.  Said functionality is moved to a ramdisk-base element
which is added as a dependency of the ramdisk element.  ramdisk now
only contains the functionality specific to building busybox-based
ramdisks.

bp tripleo-juno-dracut-ramdisks
Change-Id: Iad2907c8be491c88727d87ed5e5a720e5beb66c3
2014-09-26 00:13:55 -05:00

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FIRST_ERR_MSG=
# To identify that the node has booted from virtual media, a kernel
# command-line argument boot_method=vmedia is added in the iso bootloader
# configuration file (like isolinux.cfg for isolinux).
VMEDIA_BOOT_TAG="vmedia"
BOOT_METHOD=$(get_kernel_parameter boot_method)
if [ "$BOOT_METHOD" = "$VMEDIA_BOOT_TAG" ]; then
# If the node booted from virtual media cdrom, the arguments for the
# installation are provided in virtual media floppy. Find out
# the virtual media device, mount it and get the information.
configure_vmedia_dir
fi
readonly _BOOTIF_=$(get_kernel_parameter BOOTIF)
readonly _IP_=$(get_kernel_parameter ip)
readonly BOOT_MAC_ADDRESS=$(echo "$_BOOTIF_" | sed -e "s/-/:/g" | \
sed -e "s/^01://g" | tr 'a-f' 'A-F')
readonly BOOT_SERVER=$(echo "$_IP_" | cut -d':' -f2)
# IP address, netmask, gateway can be set a later point of time if
# IP address is assigned by dhcp (for non-pxe boots).
BOOT_IP_ADDRESS=$(echo "$_IP_" | cut -d':' -f1)
BOOT_NETMASK=$(echo "$_IP_" | cut -d':' -f4)
BOOT_GATEWAY=$(echo "$_IP_" | cut -d':' -f3)
readonly DISK=$(get_kernel_parameter disk)
readonly DEPLOYMENT_ID=$(get_kernel_parameter deployment_id)
readonly DEPLOYMENT_KEY=$(get_kernel_parameter deployment_key)
readonly ISCSI_TARGET_IQN=$(get_kernel_parameter iscsi_target_iqn)
TROUBLESHOOT=$(get_kernel_parameter troubleshoot)