Fixed bugs with previous commit and further improved performance.
-- It actually works this time. "-links +1" parameter was removed in find, since we're no longer looking for hardlinks specifically. duh -- Link cache reordered. -- Miscellaneous refactoring.
This commit is contained in:
parent
77315a9782
commit
91a4cb9173
2 changed files with 57 additions and 71 deletions
7
sbcreate
7
sbcreate
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@ -127,8 +127,7 @@ init_struct () {
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$INSTANCE_ROOT/etc \
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$INSTANCE_ROOT/var/lib/pacman \
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$INSTANCE_ROOT/etc/pacman.d/ \
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$INSTANCE_ROOT/etc/fonts/conf.d \
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$SANDBOX_BASE/etc/db/$SANDBOX
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$INSTANCE_ROOT/etc/fonts/conf.d
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cp $SANDBOX_BASE/etc/pacman.conf $INSTANCE_ROOT/etc/pacman.conf
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cp $SANDBOX_BASE/etc/pacman.conf $SANDBOX_BASE/etc/pacman.d/pacman.$SANDBOX.conf
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@ -154,7 +153,7 @@ init_struct () {
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if [[ $ISDEP ]]; then
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cp $SANDBOX_BASE/etc/pacman.tpl.conf $SANDBOX_BASE/etc/pacman.d/tpl/pacman.$SANDBOX.conf
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mkdir -p
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mkdir -p $SANDBOX_BASE/etc/db/$SANDBOX
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touch $INSTANCE_ROOT/.dep
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fi
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@ -167,7 +166,7 @@ init_chroot () {
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--config $INSTANCE_ROOT/etc/$PACMAN_CONFIG \
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--cache /var/lib/cache/pacman/pkg \
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base lib32-glibc --noconfirm 2>/dev/null
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sbupdate -fbns $SANDBOX
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sbupdate -fbns
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}
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finalise () {
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111
sbupdate
111
sbupdate
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@ -60,35 +60,35 @@ main () {
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local roots=
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local rootdeps=
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local baserootdeps=
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init_vars
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if [[ $SWITCH == *v* ]]; then
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log "$BOLD$(basename $BASH_SOURCE)$RESET version 0.8 beta. Copyright 2023 Xavier M."
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log "Licensed under (to be specified) license, see LICENSE file for details."
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exit
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fi
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if [[ $SWITCH == *g* ]] && [[ $SWITCH == *b* ]]; then
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generate_pacman_conf $roots
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generate_pacman_conf ${ARGS[@]}
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return
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fi
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if [[ $SWITCH != *b* ]]; then
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log $BAR "Update on sandbox dependencies \n\n$rootdeps\n"
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if [[ "$(query_confirm "Proceed with update?")" ]]; then
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generate_pacman_conf $rootdeps
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update $rootdeps
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fi
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fi
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log $BAR "Update dependencies \n\n$baserootdeps$rootdeps\n"
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if [[ $SWITCH == *f* ]]; then
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log $BAR "Synchronizing for the first time..."
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update_links $roots
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update_link_lists $roots
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update_link_lists $roots
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log $BAR_GREEN "Synchronization complete!"
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return
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if [[ "$(query_confirm "Proceed with update?")" ]]; then
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generate_pacman_conf $baserootdeps$rootdeps
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update $baserootdeps$rootdeps
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fi
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fi
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if [[ $SWITCH == *s* ]] || [[ $SYNCREQ == 1 ]]; then
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log $BAR "Synchronization event triggered..."
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update_link_lists $rootdeps$roots
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generate_cache $baserootdeps
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update_links $rootdeps$roots
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update_link_lists $rootdeps$roots
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cleanup_cache $rootdeps$baserootdeps
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log $BAR_GREEN "Synchronization complete!"
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fi
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@ -102,12 +102,8 @@ main () {
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}
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parse_args () {
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ARGS=()
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for var in "$@"; do
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case $var in
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--first-time|-f)
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SWITCH=f$SWITCH
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;;
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--generate-config|-g)
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SWITCH=g$SWITCH
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;;
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@ -132,71 +128,67 @@ parse_args () {
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init_vars() {
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local rootlist=$(ls -U -1F $INSTANCE_ROOT | grep -i "/" | tr -d "/")
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local list=${ARGS[@]}
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if [[ $list ]]; then
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roots=$list
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return
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fi
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for f in $rootlist; do
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if [[ -f $INSTANCE_ROOT/$f/.dep ]] || [[ -f $INSTANCE_ROOT/$f/.root ]]; then
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if [[ -f $INSTANCE_ROOT/$f/.root ]]; then
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baserootdeps+="$f "
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elif [[ -f $INSTANCE_ROOT/$f/.dep ]]; then
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rootdeps+="$f "
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else
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roots+="$f "
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fi
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done
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}
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invoke_link_deletion() {
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local pwd=$PWD
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local file_old=$link/$item.zst
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local file_new=$link/$item.new.zst
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local delfiles=$(diff --unchanged-group-format= --new-line-format='%L' \
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-biw <(echo "$(zstd -fd < $file_new)") <(echo "$(zstd -fd < $file_old)"))
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local file_old=$link/$item.old.zst
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local file_new=$link/$item.zst
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([[ ! -f $file_new ]] || [[ ! -f $file_old ]]) && return
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cd $root/usr
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echo $delfiles | xargs rm -f
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diff --unchanged-group-format= --new-line-format='%L' \
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-biw <(echo "$(zstd -fd < $file_new)") <(echo "$(zstd -fd < $file_old)") | xargs rm -f
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cd $pwd
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}
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invoke_update_link() {
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local sandbox=$1
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local root=$INSTANCE_ROOT/$sandbox
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if [[ ${synced[$sandbox]} ]]; then
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return
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fi
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if [[ -f $root/.root ]]; then
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if [[ -f $INSTANCE_ROOT/$sandbox/.root ]]; then
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return
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fi
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local dep=$(return_dependency)
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local linkfiles=${LINKFILES[@]}
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log $ARROW "Synchronizing links for dependency $BOLD$dep$RESET in $BOLD$sandbox$RESET...$RESET"
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local dep=$(return_dependency)
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if [[ $SWITCH != *f* ]]; then
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for item in ${linkfiles[@]}; do
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local root=$INSTANCE_ROOT/$sandbox
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local link=$INSTANCE_DB_ROOT/$sandbox
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local link=$INSTANCE_DB_ROOT/$dep
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invoke_link_deletion
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done
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fi
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for item in ${linkfiles[@]}; do
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local link=$INSTANCE_DB_ROOT/$dep
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local root=$INSTANCE_ROOT/$sandbox
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local source=$INSTANCE_ROOT/$dep
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local target=$item
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local src=$source/usr/$target
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local src=$source/usr/$item
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local dest=$root/usr/
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cp -flR $src $dest 2>/dev/null
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log " Synchronization complete for $BOLD$item$RESET in $BOLD$sandbox$RESET!"
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done
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if [[ -f $INSTANCE_ROOT/$sandbox/.dep ]]; then
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generate_cache $sandbox
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fi
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synced[$sandbox]=1
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}
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@ -214,47 +206,42 @@ update_links() {
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done
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}
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invoke_place_link_list() {
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local dep=$sandbox
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local linkfiles=${LINKFILES[@]}
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cleanup_cache() {
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for sandbox in "$@"; do
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check_root "cache file operation"
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[[ $? == 1 ]] && continue
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for item in ${linkfiles[@]}; do
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local link=$INSTANCE_DB_ROOT/$sandbox
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local target=$item
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local linkfiles=${LINKFILES[@]}
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rm $link/$target.zst
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mv $link/$target.new.zst $link/$target.zst
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for item in ${linkfiles[@]}; do
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rm $INSTANCE_DB_ROOT/$sandbox/$item.old.zst
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done
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done
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}
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invoke_update_link_list() {
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invoke_generate_cache() {
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local dep=$sandbox
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local linkfiles=${LINKFILES[@]}
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for item in ${linkfiles[@]}; do
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local root=$INSTANCE_ROOT/$sandbox
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local link=$INSTANCE_DB_ROOT/$sandbox
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local target=$item
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local rdir=$root/usr/
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local tdir=$root/usr/$target
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local tdir=$root/usr/$item
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find $tdir -type f,l -links +1 | sed -z "s,$rdir,,g" | zstd -fq -o $link/$target.new.zst
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mv $link/$item.zst $link/$item.old.zst
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find $tdir -type f,l | sed -z "s,$rdir,,g" | zstd -fq -o $link/$item.zst
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done
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log $ARROW_GREEN "Link Cache generated for $BOLD$sandbox$RESET!"
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log $ARROW_GREEN "Generated link cache for $BOLD$sandbox$RESET!"
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}
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update_link_lists() {
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generate_cache() {
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for sandbox in "$@"; do
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check_root "cache"
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[[ $? == 1 ]] && continue
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if [[ $PLACE ]]; then
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invoke_place_link_list
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else
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invoke_update_link_list
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fi
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invoke_generate_cache
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done
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PLACE=1
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}
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check_root() {
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