diskimage-builder/elements/ramdisk/extra-data.d/scripts/init

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#!/bin/bash
# Copyright (c) 2012 NTT DOCOMO, INC.
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# Copyright 2012 Hewlett-Packard Development Company, L.P.
#
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# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
echo "init"
source /init-func
PATH=/sbin:/bin:/usr/bin:/usr/sbin
export PATH
mkdir -p /proc
mkdir -p /sys
mkdir -p /dev
mkdir -p /boot
mkdir -p /etc
mkdir -p /mnt
mkdir -p /lib/modules
mount -t proc proc /proc
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_IP_ADDRESS=$(echo "$_IP_" | cut -d':' -f1)
readonly BOOT_SERVER=$(echo "$_IP_" | cut -d':' -f2)
readonly BOOT_NETMASK=$(echo "$_IP_" | cut -d':' -f4)
readonly BOOT_GATEWAY=$(echo "$_IP_" | cut -d':' -f3)
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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=$(get_kernel_parameter troubleshoot)
FIRST_ERR_MSG=
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mount -t sysfs none /sys
UDEVD=
if [ -x "/bin/systemd-udevd" ]; then
UDEVD="systemd-udevd"
else
UDEVD="udevd"
fi
# udev versions 176 and newer require a different on-disk setup
UDEVD_VERSION=$($UDEVD --version)
if [ "$UDEVD_VERSION" != "" -a $UDEVD_VERSION -gt 175 ]; then
echo "Using new-style udevd setup"
mount -t devtmpfs none /dev
mkdir -p /run
mount -t tmpfs -o "nosuid,size=20%,mode=0755" tmpfs /run
mkdir -p /run/lock
mkdir -p /run/udev
else
echo "Using old-style udevd setup"
mount -t tmpfs none /dev
ln -sf /proc/self/fd /dev/fd
mknod /dev/null c 1 3
mknod /dev/zero c 1 5
mknod /dev/random c 1 8
mknod /dev/urandom c 1 9
mknod /dev/tty0 c 4 0
mknod /dev/tty1 c 4 1
mknod /dev/tty2 c 4 2
mknod /dev/tty3 c 4 3
mknod /dev/tty4 c 4 4
mknod /dev/tty5 c 4 5
mknod /dev/tty6 c 4 6
mknod /dev/tty7 c 4 7
mknod /dev/tty8 c 4 8
mknod /dev/tty9 c 4 9
mknod /dev/tty c 5 0
mknod -m 0600 /dev/console c 5 1
mknod -m 0666 /dev/ptmx c 5 2
mkdir -p /dev/.udev
mkdir -p /dev/.udev/data
fi
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echo "starting syslogd"
echo '*.* /initlog' > /etc/syslog.conf
syslogd
klogd
echo "starting udevd"
$UDEVD --daemon --resolve-names=never
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echo "load modules"
load_modules_by_udev