mirror of
https://github.com/tonydamage/nux-env.git
synced 2025-12-11 13:24:28 +01:00
106 lines
3.1 KiB
Text
Executable file
106 lines
3.1 KiB
Text
Executable file
#!/usr/bin/env nuxr-nuxsh
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nux.use nuxfs
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VFS_SOURCES_FILE=".vfs.sources"
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CURRENT_SOURCES_FILE=$(nuxfs.closest "$VFS_SOURCES_FILE");
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if [ -f "$CURRENT_SOURCES_FILE" ] {
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CURRENT_MOUNT="${CURRENT_SOURCES_FILE%/*}";
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declare -gA CURRENT_SOURCES
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nux.log debug "Current VFS mount: ${CURRENT_MOUNT%/*}";
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while read name path; do
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CURRENT_SOURCES[${name}]="$path"
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done < "$CURRENT_SOURCES_FILE"
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}
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function vfs.path name {
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echo ${CURRENT_SOURCES[$name]};
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}
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function vfs.path.real file {
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for root in "${CURRENT_SOURCES[@]}" ; do
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if [ -e "$root/$file" ] {
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echo $root/$file;
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return 0;
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}
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done
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}
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@namespace task. {
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## list::
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## Lists all **mergerfs** based virtual filesystems managed by **vfs** tool
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function :list {
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echo "1"
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}
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## info::
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## Displays info about current path
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function :info {
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nux.log debug "VFS mount: ${CURRENT_MOUNT}";
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echo "path:" $CURRENT_MOUNT;
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echo "sources:"
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for key in "${!CURRENT_SOURCES[@]}"; do
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echo " $key: ${CURRENT_SOURCES[$key]}";
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done
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}
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## switch:: <storage> <path+>
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## Moves specified **paths** to named **storage** for particular **vfs**.
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## This is ideal for marking files as keep or migrating them to remote,
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## rather then local.
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function :switch storage {
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target="$(vfs.path "$storage")"
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nux.log debug "Target path $target"
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for arg_path in "$@" ; do
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rooted_path="/$(realpath -m --relative-to="$CURRENT_MOUNT" ${arg_path%/})";
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target_dir="${target}${rooted_path%/*}"
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real_file="$(vfs.path.real "$rooted_path")"
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nux.log trace "Rooted path: $rooted_path";
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nux.log trace "Real file: $real_file";
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nux.log trace "Target dir: $target_dir";
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if [ -n "$real_file" ]; then
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mkdir -p "$target_dir";
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nuxfs.info $arg_path moving from "$NC_LightPurple${real_file}$NC_No" to "$NC_LightPurple$target_dir"
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mv "$real_file" "$target_dir";
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else
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nuxfs.error $arg_path does not exists.
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fi
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done
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}
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## mount:: <target> <name:path> [<name:path>+]
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## Creates **mergerfs** mount for specified pairs of storage **name** and
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## **path**
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function :mount target {
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local mount_paths="";
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nux.log debug "MergerFS mount: $target"
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source_tempfs="$(mktemp -d)"
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for source in "$@" ; do
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source_name="${source%%:*}"
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source_path="$(realpath "${source#*:}")"
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source_path="${source_path%/}"
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nux.log debug " Source: $source_name Path: $source_path";
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mount_paths="$mount_paths:${source_path}"
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echo "$source_name $source_path" >> "$source_tempfs/.vfs.sources"
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done
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echo "temp $source_tempfs" >> "$source_tempfs/$VFS_SOURCES_FILE="
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mergerfs_options="$source_tempfs:${mount_paths}"
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nux.log debug "MergerFS command:" $mergerfs_options;
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mergerfs "$mergerfs_options" "$target"
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(cd $target; vfs info )
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}
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## unmount:: <target>
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## Unmounts target VFS filesystem.
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function :unmount target {
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fusermount -u "$target"
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nuxfs.info "${CURRENT_SOURCES[temp]}" removing temporary metadata.
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rm -rf "${CURRENT_SOURCES[temp]}"
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}
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}
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