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-rwxr-xr-xsrc/abslibre-tools/libredbdiff280
1 files changed, 164 insertions, 116 deletions
diff --git a/src/abslibre-tools/libredbdiff b/src/abslibre-tools/libredbdiff
index 67b3245..47e659f 100755
--- a/src/abslibre-tools/libredbdiff
+++ b/src/abslibre-tools/libredbdiff
@@ -17,125 +17,173 @@ mirrorlistarch="$baseconfpath/mirrorlist.archlinux"
mirror='http://repo.parabolagnulinux.org/$repo/os/$arch'
mirrorarch='http://mirrors.kernel.org/archlinux/$repo/os/$arch'
+. libremessages
+
+cmd="${0##*/}"
+
+downloadfile() {
+ local outfile=$1
+ local url=$2
+ local mesg=("${@:3}")
+ if [[ ! -e $outfile ]] ; then
+ msg "${mesg[@]}"
+ if wget -q "$url" -O "$outfile"; then
+ return 255
+ else
+ die "Failed to download %q. Exiting." "$outfile"
+ fi
+ elif [[ $init ]]; then
+ warning "%q already exists. Skipping." "$outfile"
+ fi
+}
-error() { echo -e "Error. $@" > /dev/stderr ; exit 1; }
-
-if [[ $# == 1 ]] ; then
- [[ $1 == -n ]] && UPDATE=0
- [[ $1 == -h ]] && { echo -e "${name}. Show [libre] packages that need to be updated from Arch repositories.\n\nUsage:\nlibredbdiff\t\tInitialize (first run) or update pacman databases\nlibredbdiff -n\t\tPrint results" ; exit 0 ; }
-elif [[ $# != 0 ]] ; then
- error "Bad arguments. Nothing done."
-else
- UPDATE=1
-fi
-
-if (( $UPDATE )) ; then
- [[ $EUID != 0 ]] && { error "To initialize $name or update $name pacman databases, the script must be run as root. Nothing done." ; }
-
- [[ -d "$baseconfpath" && -d "$basedbpath" && -d "$dbpath" && -d "$dbpatharch" && -e "${conffile}" && -e "${conffilearch}" && -e "${mirrorlist}" && -e "${mirrorlist}" ]] || { echo "${name} files are missing. Initializing." ; init=1 ; }
-
- createdir() {
- if [[ ! -e $1 ]] ; then
- echo "Creating directory $1"
- mkdir "$1" || error "Failed to create directory $1. Exiting."
- else
- [[ $init ]] && echo "Warning. ${1} already exists. Skipping."
- fi
- }
- createdir "$baseconfpath"
- createdir "$basedbpath"
- createdir "$dbpath"
- createdir "$dbpatharch"
-
- downloadfile() {
- if [[ ! -e $1 ]] ; then
- echo "$2"
- if wget -q "$3" -O "$1"; then
- return 255
- else
- error "Failed to download ${1}. Exiting."
- fi
- else
- [[ $init ]] && echo "Warning. ${1} already exists. Skipping."
- fi
- }
- downloadfile "${conffile}" "Downloading Parabola pacman.conf" "https://projects.parabolagnulinux.org/abslibre.git/plain/libre/pacman/pacman.conf.x86_64"
-
- downloadfile "${conffilearch}" "Downloading Arch pacman.conf" "https://projects.archlinux.org/svntogit/packages.git/plain/pacman/trunk/pacman.conf.x86_64"
- if [[ $? == 255 ]] ; then
- echo "Setting Arch mirrorlist file in ${conffilearch}"
- sed -i "s|/etc/pacman\.d/mirrorlist$|$baseconfpath/mirrorlist.archlinux|" "${conffilearch}"
- fi
-
- setmirror() {
- local distro="$1"
- local mirror="$2"
- local mirrorlist="$3"
- [[ $init ]] && [[ $mirror ]] && {
- mirrorescaped="${mirror//./\\.}" ; mirrorescaped="${mirrorescaped//\$/\\$}"
- echo "Setting ${mirror} as the only enabled ${distro} mirror." && \
- sed -i 's|^#\(Server = '"${mirrorescaped}"'\)$|\1|' "${mirrorlist}"
- }
- }
-
- downloadfile "${mirrorlist}" "Downloading Parabola mirrorlist" "https://repo.parabolagnulinux.org/mirrorlist.txt"
- if [[ $? == 255 ]] ; then
- sed -i 's|^Server|#Server|' "${mirrorlist}"
- setmirror "Parabola" "$mirror" "$mirrorlist"
- fi
-
- downloadfile "${mirrorlistarch}" "Downloading Arch mirrorlist" "https://projects.archlinux.org/svntogit/packages.git/plain/pacman-mirrorlist/trunk/mirrorlist"
- if [[ $? == 255 ]] ; then
- setmirror "Arch" "$mirrorarch" "$mirrorlistarch"
- fi
-
- echo -e "\nSynchronizing $name pacman databases for Parabola"
- pacman --config "${conffile}" -b "${dbpath}" -Sy || error "Failed to synchronize pacman database for Parabola. Exiting."
-
- echo -e "\nSynchronizing $name pacman databases for Arch"
- pacman --config "${conffilearch}" -b "${dbpatharch}" -Sy || error "Failed to synchronize pacman database for Arch. Exiting."
-
- echo
- echo "$name pacman databases are updated. $name is ready. Run libredbdiff -n to print results."
- exit 0
-else
- filenotfound() {
- [[ ! -r $1 ]] && { error "Could not read $1. Nothing done.\nIt may be necessary to run libredbdiff without arguments as root to initialize ${name}." ; }
- }
- filenotfound "${dbpath}"
- filenotfound "${dbpatharch}"
- filenotfound "${conffile}"
- filenotfound "${conffilearch}"
- filenotfound "${mirrorlist}"
- filenotfound "${mirrorlistarch}"
-fi
-
-unset provides ver verarch
-declare -Ax provides ver verarch
+createdir() {
+ local dir=$1
+ if [[ ! -e $dir ]] ; then
+ msg "Creating directory %q" "$dir"
+ mkdir -- "$1" || die "Failed to create directory %q. Exiting." "$dir"
+ elif [[ $init ]]; then
+ warning "%q already exists. Skipping." "$dir"
+ fi
+}
+
+setmirror() {
+ local distro="$1"
+ local mirror="$2"
+ local mirrorlist="$3"
+ if [[ $init ]] && [[ $mirror ]]; then
+ mirrorescaped="${mirror//./\\.}"
+ mirrorescaped="${mirrorescaped//\$/\\$}"
+ msg "Setting %q as the only enabled %s mirror." "${mirror}" "${distro}"
+ sed -i 's|^#\(Server = '"${mirrorescaped}"'\)$|\1|' "${mirrorlist}"
+ fi
+}
+
+filenotfound() {
+ local file=$1
+ if [[ ! -r $1 ]]; then
+ die "Could not read %q. Nothing done." "$file"
+ plain "It may be necessary to run %q without arguments as root to initialize %s." "$cmd" "$name"
+ fi
+}
comparepkgs() {
- if [[ ${verarch["$pkgname"]} ]] ; then
- cmp=$(vercmp ${ver["$pkgname"]} ${verarch["$pkgname"]})
- [[ $cmp -lt 0 ]] && echo "${pkgname} needs update from the Arch package of the same name. Versions: ${ver["$pkgname"]} - ${verarch["$pkgname"]}"
- elif [[ ${provides["$pkgname"]} ]] ; then
- for provide in ${provides["$pkgname"]} ; do
- [[ ${verarch["$provide"]} ]] && {
- cmp=$(vercmp "${ver["$pkgname"]}" "${verarch["$provide"]}")
- [[ $cmp -lt 0 ]] && echo "${pkgname} may need update from provide candidate ${provide}. Versions: ${ver["$pkgname"]} - ${verarch["$provide"]}"
- }
- done
- else
- echo "Could not find candidate to compare ${pkgname}"
- fi
+ if [[ ${verarch[$pkgname]} ]] ; then
+ cmp=$(vercmp "${ver[$pkgname]}" "${verarch[$pkgname]}")
+ if [[ $cmp -lt 0 ]]; then
+ msg "%s needs update from the Arch package of the same name. Versions: %s - %s" "${pkgname}" "${ver[$pkgname]}" "${verarch[$pkgname]}"
+ fi
+ elif [[ ${provides[$pkgname]} ]]; then
+ for provide in "${provides[$pkgname]}"; do
+ if [[ ${verarch["$provide"]} ]]; then
+ cmp=$(vercmp "${ver[$pkgname]}" "${verarch[$provide]}")
+ if [[ $cmp -lt 0 ]]; then
+ msg "%s may need update from provide candidate %s. Versions: %s - %s" "${pkgname}" "${provide}" "${ver[$pkgname]}" "${verarch[$provide]}"
+ fi
+ fi
+ done
+ else
+ msg "Could not find candidate to compare %s" "${pkgname}"
+ fi
+}
+
+usage() {
+ print "Usage: %q [-n|-h]" "$cmd"
+ print 'Show [libre] packages that need to be updated from Arch repositories.'
+ echo
+ prose "The default mode of operation is to download/update all nescessary
+ files for comparison, but not compare them. Specify the \`-n\`
+ flag to not download anything, but to compare already downloaded
+ files."
+ echo
+ print 'Options:'
+ flag '-n' "Don't update anything, just compare already downloaded files."
+ flag '-h' 'Show this message'
}
-while read -a line ; do
- verarch["${line[0]}"]="${line[1]}"
-done < <(pacman --dbpath "${dbpatharch}" --config "${conffilearch}" -Ss | grep -v '^ ' | awk -F/ '{print $2}')
+main() {
+ local UPDATE=1
+ local arg
+ for arg in "$@"; do
+ case "$arg" in
+ -n) UPDATE=0;;
+ -h) usage; return 0;;
+ *)
+ error "Bad arguments. Nothing done."
+ usage >&2
+ return 1
+ ;;
+ esac
+ done
+
+ if (( $UPDATE )) ; then
+ if [[ $EUID != 0 ]]; then
+ die "To initialize $name or update %s pacman databases, the script must be run as root. Nothing done." "$name"
+ fi
+
+ if ! [[ -d "$baseconfpath" && -d "$basedbpath" && -d "$dbpath" && -d "$dbpatharch" && -e "${conffile}" && -e "${conffilearch}" && -e "${mirrorlist}" && -e "${mirrorlist}" ]]; then
+ msg "%s files are missing. Initializing." "${name}"
+ init=1
+ fi
+
+ createdir "$baseconfpath"
+ createdir "$basedbpath"
+ createdir "$dbpath"
+ createdir "$dbpatharch"
+
+ downloadfile "${conffile}" "https://projects.parabolagnulinux.org/abslibre.git/plain/libre/pacman/pacman.conf.x86_64" \
+ "Downloading Parabola %q" pacman.conf
+
+ downloadfile "${conffilearch}" "https://projects.archlinux.org/svntogit/packages.git/plain/pacman/trunk/pacman.conf.x86_64" \
+ "Downloading Arch %q" pacman.conf
+ if [[ $? == 255 ]] ; then
+ msg "Setting Arch mirrorlist file in %q" "${conffilearch}"
+ sed -i "s|/etc/pacman\.d/mirrorlist$|$baseconfpath/mirrorlist.archlinux|" "${conffilearch}"
+ fi
+
+ downloadfile "${mirrorlist}" "https://repo.parabolagnulinux.org/mirrorlist.txt" \
+ "Downloading Parabola %q" mirrorlist
+ if [[ $? == 255 ]] ; then
+ sed -i 's|^Server|#Server|' "${mirrorlist}"
+ setmirror "Parabola" "$mirror" "$mirrorlist"
+ fi
+
+ downloadfile "${mirrorlistarch}" "https://projects.archlinux.org/svntogit/packages.git/plain/pacman-mirrorlist/trunk/mirrorlist" \
+ "Downloading Arch %q" mirrorlist
+ if [[ $? == 255 ]] ; then
+ setmirror "Arch" "$mirrorarch" "$mirrorlistarch"
+ fi
+
+ msg "Synchronizing %s pacman databases for Parabola" "$name"
+ pacman --config "${conffile}" -b "${dbpath}" -Sy || die "Failed to synchronize pacman database for Parabola. Exiting."
+
+ msg "Synchronizing %s pacman databases for Arch" "$name"
+ pacman --config "${conffilearch}" -b "${dbpatharch}" -Sy || die "Failed to synchronize pacman database for Arch. Exiting."
+
+ msg "%s pacman databases are updated. %s is ready. Run %q -n to print results." "$name" "$name" "$cmd"
+ return 0
+ else
+ filenotfound "${dbpath}"
+ filenotfound "${dbpatharch}"
+ filenotfound "${conffile}"
+ filenotfound "${conffilearch}"
+ filenotfound "${mirrorlist}"
+ filenotfound "${mirrorlistarch}"
+ fi
+
+ unset provides ver verarch
+ declare -gA provides ver verarch
+
+ while read -a line; do
+ verarch["${line[0]}"]="${line[1]}"
+ done < <(pacman --dbpath "${dbpatharch}" --config "${conffilearch}" -Ss | grep -v '^ ' | awk -F/ '{print $2}')
+
+ while read -a line; do
+ ver[${line[0]}]="${line[1]}"
+ provides[${line[0]}]="${line[@]:2}"
+ pkgname=${line[0]}
+ comparepkgs
+ done < <(expac -b "${dbpath}" -c "${conffile}" -Ss '%r/%n %v %S' | awk -F/ '$1 == "libre" {print $2}')
+}
-expac -b "${dbpath}" -c "${conffile}" -Ss '%r/%n %v %S' | awk -F/ '$1 == "libre" {print $2}' | while read -a line ; do
- ver["${line[0]}"]="${line[1]}"
- provides[${line[0]}]="${line[@]:2}"
- pkgname=${line[0]}
- comparepkgs
-done
+main "$@"