diff options
Diffstat (limited to 'dfly-update')
| -rwxr-xr-x | dfly-update | 326 |
1 files changed, 5 insertions, 321 deletions
diff --git a/dfly-update b/dfly-update index 14c4d8e..5ff1d14 100755 --- a/dfly-update +++ b/dfly-update @@ -42,17 +42,6 @@ EC_NOFILE=21 # Default Configurations # -# Base URL to Remote DragonFly BSD images -URL_BASE="https://mirror-master.dragonflybsd.org" -URL_MASTER="${URL_BASE}/snapshots/x86_64/images" -URL_RELEASE="${URL_BASE}/iso-images" - -# Default to track the same branch as the installed system -# * MASTER (i.e., the DEVELOPMENT branch) -# * RELEASE -# * (empty) - same as the local installed branch -UPDATE_BRANCH= - # Temporary directory to cache the image, etc, ... CACHE_DIR="/var/tmp/${NAME}" # Directory to mount the system image @@ -82,14 +71,6 @@ NEW_SUF="__new__" # -# XXX: Variables shared across two or more functions -# -_FILENAME= # The latest remote system image filename -_MD5= -_HAS_UPDATE= - - -# # Helper Functions # @@ -113,218 +94,6 @@ error() { exit ${ec} } -check_os() { - [ $# -eq 0 ] || - error ${EC_ARGS} "check_os: invalid arguments: $@" - - [ "$(uname -s)" = "DragonFly" ] || - error ${EC_OS} "Not a DragonFly BSD system!" -} - -# contains(string, substring) -# -# Returns 0 if the specified string contains the specified substring, -# otherwise returns 1. -# -# Credit: https://stackoverflow.com/a/8811800 -contains() { - [ $# -eq 2 ] || - error ${EC_ARGS} "contains: invalid arguments: $@" - - local string="$1" - local substring="$2" - if [ "${string#*$substring}" != "$string" ]; then - return 0 # $substring is in $string - else - return 1 # $substring is not in $string - fi -} - -# Determine the branch from the image filename -get_branch_filename() { - [ $# -eq 1 ] || - error ${EC_ARGS} "get_branch_filename: invalid arguments: $@" - - if contains "$1" "-DEV-"; then - echo "MASTER" - else - echo "RELEASE" - fi -} - -# Determine whether the given name refers to the master branch? -is_master_branch() { - [ $# -eq 1 ] || - error ${EC_ARGS} "is_master_branch: invalid arguments: $@" - - case "$1" in - master|MASTER|[dD][eE][vV]*) - return 0 - ;; - *) - return 1 - ;; - esac -} - -# Get the branch of the installed system -# * DEVELOPMENT -# * RELEASE -get_local_branch() { - [ $# -eq 0 ] || - error ${EC_ARGS} "get_local_branch: invalid arguments: $@" - - check_os - uname -r | awk -F'-' '{ print $2 }' -} - -# Get the version of local installed system -get_local_version() { - [ $# -eq 0 ] || - error ${EC_ARGS} "get_local_version: invalid arguments: $@" - - check_os - local version=$(uname -v | awk '{ print $2 }') - echo "${version}" | awk -F'-' '{ print $1 }' | tr -d 'v' -} - -# Get the URL of the MD5 list -get_md5list_url() { - [ $# -eq 1 ] || - error ${EC_ARGS} "get_md5list_url: invalid arguments: $@" - - local branch="$1" - if is_master_branch "${branch}"; then - echo "${URL_MASTER}/CHECKSUM.MD5" - else - echo "${URL_RELEASE}/md5.txt" - fi -} - -# Determine the URL of the given image filename -get_image_url() { - [ $# -eq 1 ] || - error ${EC_ARGS} "get_image_url: invalid arguments: $@" - - local filename="$1" - local branch=$(get_branch_filename ${filename}) - if is_master_branch "${branch}"; then - echo "${URL_MASTER}/${filename}" - else - echo "${URL_RELEASE}/${filename}" - fi -} - -# Get the latest remote system image -# Returns: -# "_filename='<latest.iso/img>'; _md5='<md5/of/latest.iso/img>'" -get_latest_image() { - [ $# -eq 1 ] || - error ${EC_ARGS} "get_latest_image: invalid arguments: $@" - - local branch="$1" - local url_checksum=$(get_md5list_url ${branch}) - local tmpchecksum=$(mktemp -t ${NAME}) || exit ${EC_TMPFILE} - local latest_filename latest_md5 line - log "Fetch remote systems checksum: ${url_checksum}" - fetch -q -o ${tmpchecksum} "${url_checksum}" || exit ${EC_FETCH} - if is_master_branch "${branch}"; then - line=$(fgrep '.img.bz2' ${tmpchecksum} | tail -n 1) - else - line=$(fgrep '.img.bz2' ${tmpchecksum} | - fgrep -v 'gui-' | tail -n 1) - fi - latest_filename=$(echo "${line}" | awk -F'[()]' '{ print $2 }') - latest_md5=$(echo "${line}" | awk '{ print $4 }') - rm -f ${tmpchecksum} - debug "_filename='${latest_filename}'; _md5='${latest_md5}'" - echo "_filename='${latest_filename}'; _md5='${latest_md5}'" -} - -# Extract the version from image filename -get_version_filename() { - [ $# -eq 2 ] || - error ${EC_ARGS} "get_version_filename: invalid arguments: $@" - - local branch="$1" - local filename="$2" - local version - if is_master_branch "${branch}"; then - version=$(echo "${filename}" | cut -d'-' -f5 | cut -d'.' -f1-5) - else - version=$(echo "${filename}" | cut -d'-' -f3 | cut -d'_' -f1) - version=${version#v} - fi - echo ${version} -} - -# Compare between two version strings -# Parameters: ver1 ver2 -# Returns values: -# * 0 : ver1 = ver2 -# * 1 : ver1 < ver2 -# * 2 : ver1 > ver2 -compare_version() { - [ $# -eq 2 ] || - error ${EC_ARGS} "compare_version: invalid arguments: $@" - - local ver1="$1" - local ver2="$2" - local ver_low=$(echo -e "${ver1}\n${ver2}" | sort -V | head -n 1) - if [ "${ver1}" = "${ver2}" ]; then - echo 0 - elif [ "${ver1}" = "${ver_low}" ]; then - echo 1 - else - echo 2 - fi -} - -# Checksum the image file -# -# checksum_image(file, md5) -# -# Returns: -# * 0 : file exists and its md5 hash matches the given one. -# * 1 : otherwise -checksum_image() { - [ $# -eq 2 ] || - error ${EC_ARGS} "checksum_image: invalid arguments: $@" - - local file="$1" - local md5_match="$2" - local md5 - [ -f "${file}" ] || - error ${EC_NOFILE} "checksum_image: file not exists: ${file}" - - md5=$(md5 -q "${file}") - if [ "${md5}" = "${md5_match}" ]; then - return 0 - else - return 1 - fi -} - -# Download the latest system image (IMG file) -# -# download_image(url, outfile) -# -download_image() { - [ $# -eq 2 ] || - error ${EC_ARGS} "download_image: invalid arguments: $@" - - local url="$1" - local outfile="$2" - local outdir=$(dirname "${outfile}") - [ -d "${outdir}" ] || mkdir "${outdir}" - echo "Downloading the new system image ..." - echo " <= ${url}" - echo " => ${outfile}" - fetch -o "${outfile}" "${url}" && - echo "DONE" || - exit ${EC_FETCH} -} - # Mount the downloaded image (IMG file) # # mount_image(imgfile, mntpnt) @@ -632,10 +401,6 @@ Usage: Show this help. version | --version | -v Show version information of this tool. - status - Show local installed system version and remote available version. - download <filename> <md5> - Download the given image and check aginst the given MD5 mount <filepath> Mount the given image file backup @@ -651,71 +416,6 @@ _EOF_ cmd_version } -cmd_status() { - [ $# -eq 0 ] || - error ${EC_ARGS} "cmd_status: invalid arguments: $@" - - local branch=$(get_local_branch) - local version=$(get_local_version) - local branch_remote version_remote has_update ret - if [ -z "${UPDATE_BRANCH}" ]; then - branch_remote=${branch} - else - branch_remote=${UPDATE_BRANCH} - fi - ret="$(get_latest_image ${branch_remote})" || exit $? - eval "${ret}" - version_remote=$(get_version_filename ${branch_remote} ${_filename}) - cat <<_EOF_ -Local installed system: - branch: ${branch} - version: ${version} - -Remote available system: - branch: ${branch_remote} - version: ${version_remote} - filename: ${_filename} - md5: ${_md5} - -_EOF_ - - has_update=$(compare_version ${version} ${version_remote}) - if [ ${has_update} -eq 0 ]; then - echo "^_^ Your DragonFly is up-to-date ^_^" - elif [ ${has_update} -eq 1 ]; then - echo "!!! Your DragonFly needs update !!!" - else - echo "??? Your DragonFly is newer than remote ???" - fi - echo "" - - # XXX: set the global variables for use in `cmd_fly()` - _FILENAME="${_filename}" - _MD5=${_md5} - _HAS_UPDATE=${has_update} - - return ${has_update} -} - -# Download the given image and check aginst the given MD5 -# -# usage: -# cmd_download <filename> <md5> -cmd_download() { - [ $# -eq 2 ] || - error ${EC_ARGS} "cmd_download: invalid arguments: $@" - - local filename="$1" - local md5="$2" - local url=$(get_image_url ${filename}) - local filepath="${CACHE_DIR}/${filename}" - download_image "${url}" "${filepath}" - echo -n "MD5 checking file ... " - checksum_image "${filepath}" "${md5}" && - echo "OK" || - error ${EC_MD5} "FAILED!" -} - # Mount the given image file # # usage: @@ -773,22 +473,14 @@ cmd_cleanup() { } # Integrate all the upgrading steps -> fly :-) -# XXX: allow to use the given image file ... cmd_fly() { - [ $# -eq 0 ] || + [ $# -eq 1 ] || error ${EC_ARGS} "cmd_fly: invalid arguments: $@" - echo "Checking status ..." - cmd_status || true - if [ ${_HAS_UPDATE} -eq 1 ]; then - # Need to update - local file="${CACHE_DIR}/${_FILENAME}" - cmd_download "${_FILENAME}" ${_MD5} - cmd_mount ${file} - cmd_backup - cmd_upgrade - cmd_cleanup - fi + cmd_mount "$1" + cmd_backup + cmd_upgrade + cmd_cleanup } # @@ -800,14 +492,6 @@ cmd_fly() { COMMAND="$1" case "${COMMAND}" in - status) - shift - cmd_status - ;; - download) - shift - cmd_download "$@" - ;; mount) shift cmd_mount "$@" |