On Thu, Dec 10, 2020 at 08:11:45AM +0800, Wang Chenglong wrote:
the function is called by script on host. ^ 首字母大写 it contains get the password, download and load the docker image ^ ditto
copy the image package to the host, create the links of vmlinuz and initrd.
Signed-off-by: Wang Chenglong <18509160991@163.com> --- container/docker-rootfs/common | 156 +++++++++++++++++++++++++++++++++ 1 file changed, 156 insertions(+) create mode 100755 container/docker-rootfs/common
diff --git a/container/docker-rootfs/common b/container/docker-rootfs/common new file mode 100755 index 0000000..fe37da9 --- /dev/null +++ b/container/docker-rootfs/common @@ -0,0 +1,156 @@ +#!/bin/bash +# SPDX-License-Identifier: MulanPSL-2.0+ +# Copyright (c) 2020 Huawei Technologies Co., Ltd. All rights reserved. + +# This file is called by script run running on host +# define functions and set host environment variables + +get_host_aarch() +{ + aarch=$(arch) +} + +check_cmd_input() +{ + ( [ $# -eq 2 ] && [ -f "$1" ] ) || { + usage + exit 1 + } + + check_docker_img_file "$1" + init_rootfs_dir "$2" + + export RUN_DIR=$(dirname $(realpath "$0")) +} + +usage() +{ + echo " + Usage: + ./run <src_docker_file_abspath> <dst_rootfs_new_abspath> + + src_docker_file_abspath: source .tar.xz file absolute path with suffix: [ tar.xz ]. + dst_rootfs_new_abspath: destination absolute path to create for rootfs + + Example: + ./run /tmp/openEuler-docker/openEuler-docker.${aarch}.tar.xz /tmp/openeuler-rootfs/ + " +} + +check_docker_img_file() +{ + local allow_docker_img_suffix + local docker_img_name + local docker_img_suffix + + allow_docker_img_suffix='tar.xz' + docker_img_name=$(basename "$1") + docker_img_suffix=${docker_img_name##*.} + + [ "$docker_img_suffix" == 'tar.xz' ] || { + docker_img_suffix=$(echo "$docker_img_name" |awk -F '.' '{print $(NF-1)"."$NF}') + echo "${allow_docker_img_suffix}" |grep -wq "$docker_img_suffix" || { + echo "[ERROR] Only support: .tar.xz file!" + exit 2 + } + } +} + +init_rootfs_dir() +{ + [ -d "$1" ] && return 1 + + local limit_prompt_times + local current_prompt_time + + limit_prompt_times=3 + current_prompt_time=0 + + while true + do + read -r -p "[WARNING] Do you want to create \"$1\"? [y|n]> " if_create + + [ "$if_create" == 'y' ] && break + [ "$if_create" == 'n' ] && echo "[ERROR] User cancelled running." && exit + done + mkdir -p $1 +} + +check_passwd_file() +{ + [ -f "$1" ] || { + echo "[INFO] No password file specified and root password kept." + return 2 + } + export ROOT_NEW_PASSWD=$(cat "$1") +} + +load_docker_img() +{ + echo "Loading docker image..." + docker_repos_tag=$(docker load -i $1) + docker_name_tag=${docker_repos_tag#*:} +} + +cp_rootfs() +{ + docker cp -a rootfs-docker:/tmp/$1 /tmp/ + cd $2 + zcat /tmp/$1 |cpio -idmv +} + +create_get_initrd() { ^格式统一
Thanks, Yale
+ echo "Creating initrd.lkp via container/dracut-initrd..." + cd "$CCI_SRC/container/dracut-initrd" || { + echo "Failed to change into $CCI_SRC/container/dracut-initrd" + exit 6 + } + ./run "$ROOTFS_DIR/lib/modules/$ROOTFS_KERNEL" + + echo "Finding initrd.lkp under $ROOTFS_DIR/boot ..." + cd "$ROOTFS_DIR" || { + echo "Failed to change into dir \"$ROOTFS_DIR\"" + exit 7 + } + local initrd_lkp=$(find ./boot -name "initramfs.lkp*") && export ROOTFS_INITRD_LKP=$initrd_lkp + + [ -f "$ROOTFS_INITRD_LKP" ] || { + echo "Failed to generate \"$ROOTFS_INITRD_LKP\"" + exit 8 + } + + echo "initrd_lkp: $ROOTFS_INITRD_LKP" +} + +get_rootfs_kernel() +{ + echo "Finding vmlinuz under $ROOTFS_DIR/boot ..." + cd "$ROOTFS_DIR" || { + echo "Failed to change into dir \"$ROOTFS_DIR\"" + exit 5 + } + + local vmlinuz_file + local vmlinuz kernel + vmlinuz_file=$(find ./boot -name "vmlinuz-*" | grep -v rescue) && export ROOTFS_VMLINUZ_FILE=$vmlinuz_file + vmlinuz=$(basename "$vmlinuz_file") && export ROOTFS_VMLINUZ=$vmlinuz + kernel=${vmlinuz:8} && export ROOTFS_KERNEL=$kernel + + echo "vmlinuz: $ROOTFS_VMLINUZ_FILE" + echo "kernel: $ROOTFS_KERNEL" +} + +create_links_vmlinuz_initrd() +{ + export ROOTFS_DIR=$1 + get_rootfs_kernel + create_get_initrd + + echo "Creating links to initrd.lkp and vmlinuz..." + cd $ROOTFS_DIR + ln -fs $ROOTFS_INITRD_LKP initrd.lkp + cd $ROOTFS_DIR/boot + ln -fs $ROOTFS_VMLINUZ vmlinuz + + echo "[INFO] Create links to initrd.lkp and vmlinuz success!" +} -- 2.23.0