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Improve backup functions

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This commit is contained in:
clsty
2025-10-30 00:42:13 +08:00
parent cc1e5e4636
commit c550a792b8
2 changed files with 54 additions and 56 deletions
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sdata/lib/functions.sh
+46
View File
@@ -309,3 +309,49 @@ function auto_get_git_submodule(){
x git submodule update --init --recursive
fi
}
function backup_clashing_targets(){
# For non-recursive dirs/files under target_dir, only backup those which clashes with the ones under source_dir
# However, ignore the ones listed in ignored_list
# Deal with arguments
local source_dir="$1"
local target_dir="$2"
local backup_dir="$3"
local -a ignored_list=("${@:4}")
# Find clash dirs/files, save as clash_list
local clash_list=()
local source_list=($(ls -A "$source_dir"))
local target_list=($(ls -A "$target_dir"))
local -A target_map
for i in "${target_list[@]}"; do
target_map["$i"]=1
done
for i in "${source_list[@]}"; do
if [[ -n "${target_map[$i]}" ]]; then
clash_list+=("$i")
fi
done
local -A delk
for del in "${ignored_list[@]}" ; do delk[$del]=1 ; done
for k in "${!clash_list[@]}" ; do
[ "${delk[${clash_list[$k]}]-}" ] && unset 'clash_list[k]'
done
clash_list=("${clash_list[@]}")
# Construct args_includes for rsync
local args_includes=()
for i in "${clash_list[@]}"; do
if [[ -d "$target_dir/$i" ]]; then
args_includes+=(--include="/$i/")
args_includes+=(--include="/$i/**")
else
args_includes+=(--include="/$i")
fi
done
args_includes+=(--exclude='*')
x mkdir -p $backup_dir
x rsync -av --progress "${args_includes[@]}" "$target_dir/" "$backup_dir/"
}
sdata/subcmd-install/3.files.sh
+8 -56
View File
@@ -18,50 +18,10 @@ function warning_rsync_normal(){
printf "${STY_RST}"
}
function backup_clashing_targets(){
# For dirs/files under target_dir, only backup those which clashes with the ones under source_dir
# However, ignore the ones listed in ignored_list
# Deal with arguments
local source_dir="$1"
local target_dir="$2"
local backup_dir="$3"
local -a ignored_list=("${@:4}")
# Find clash dirs/files, save as clash_list
local clash_list=()
local source_list=($(ls -A "$source_dir"))
local target_list=($(ls -A "$target_dir"))
local -A target_map
for i in "${target_list[@]}"; do
target_map["$i"]=1
done
for i in "${source_list[@]}"; do
if [[ -n "${target_map[$i]}" ]]; then
clash_list+=("$i")
fi
done
local -A delk
for del in "${ignored_list[@]}" ; do delk[$del]=1 ; done
for k in "${!clash_list[@]}" ; do
[ "${delk[${clash_list[$k]}]-}" ] && unset 'clash_list[k]'
done
clash_list=("${clash_list[@]}")
# Construct args_includes for rsync
local args_includes=()
for i in "${clash_list[@]}"; do
if [[ -d "$target_dir/$i" ]]; then
args_includes+=(--include="/$i/")
args_includes+=(--include="/$i/**")
else
args_includes+=(--include="/$i")
fi
done
args_includes+=(--exclude='*')
x mkdir -p $backup_dir
x rsync -av --progress "${args_includes[@]}" "$target_dir/" "$backup_dir/"
function backup_configs(){
backup_clashing_targets dots/.config $XDG_CONFIG_HOME "${BACKUP_DIR}/.config"
backup_clashing_targets dots/.local/share $XDG_DATA_HOME "${BACKUP_DIR}/.local/share"
printf "${STY_BLUE}Backup into \"${BACKUP_DIR}\" finished.${STY_RST}\n"
}
function ask_backup_configs(){
@@ -71,27 +31,19 @@ function ask_backup_configs(){
printf "${STY_RST}"
while true;do
echo " y = Yes, backup"
echo " n = No, skip to next"
echo " n/s = No, skip to next"
local p; read -p "====> " p
case $p in
[yY]) echo -e "${STY_BLUE}OK, doing backup...${STY_RST}" ;local backup=true;break ;;
[nN]) echo -e "${STY_BLUE}Alright, skipping...${STY_RST}" ;local backup=false;break ;;
[nNsS]) echo -e "${STY_BLUE}Alright, skipping...${STY_RST}" ;local backup=false;break ;;
*) echo -e "${STY_RED}Please enter [y/n].${STY_RST}";;
esac
done
if $backup;then
backup_clashing_targets dots/.config $XDG_CONFIG_HOME "${BACKUP_DIR}/.config"
backup_clashing_targets dots/.local/share $XDG_DATA_HOME "${BACKUP_DIR}/.local/share"
printf "${STY_BLUE}Backup into \"${BACKUP_DIR}\" finished.${STY_RST}\n"
fi
if $backup;then backup_configs;fi
}
function auto_backup_configs(){
# Backup when $BACKUP_DIR does not exist
if [[ ! -d "$BACKUP_DIR" ]]; then
backup_clashing_targets dots/.config $XDG_CONFIG_HOME "${BACKUP_DIR}/.config"
backup_clashing_targets dots/.local/share $XDG_DATA_HOME "${BACKUP_DIR}/.local/share"
printf "${STY_BLUE}Backup into \"${BACKUP_DIR}\" finished.${STY_RST}\n"
fi
if [[ ! -d "$BACKUP_DIR" ]]; then backup_configs;fi
}
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